08887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:44 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:44 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x0, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 677.515506][T28785] input: syz0 as /devices/virtual/input/input4044 [ 677.515673][T28786] input: syz0 as /devices/virtual/input/input4045 21:19:44 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x62a0) [ 677.635782][T28794] input: syz0 as /devices/virtual/input/input4046 [ 677.654089][T28796] loop1: detected capacity change from 0 to 131072 21:19:44 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x0, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:44 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x62b8) [ 677.677844][T28796] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 677.688368][T28796] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 677.723524][T28802] input: syz0 as /devices/virtual/input/input4047 [ 677.735342][T28796] F2FS-fs (loop1): invalid crc_offset: 0 [ 677.792644][T28796] F2FS-fs (loop1): Found nat_bits in checkpoint [ 677.864302][T28796] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 677.872127][T28796] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:44 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:44 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x0, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:44 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ca8) 21:19:44 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x62d0) 21:19:44 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)="01", 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:44 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 678.027554][T28809] input: syz0 as /devices/virtual/input/input4048 [ 678.035425][T28812] input: syz0 as /devices/virtual/input/input4049 [ 678.045590][T28817] loop4: detected capacity change from 0 to 131072 21:19:44 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:45 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x62e8) 21:19:45 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 678.070103][T28816] loop1: detected capacity change from 0 to 131072 [ 678.106763][T28817] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:19:45 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6cc0) [ 678.120712][T28817] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 678.130069][T28816] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 678.177952][T28816] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 678.182929][T28825] input: syz0 as /devices/virtual/input/input4050 [ 678.198251][T28817] F2FS-fs (loop4): invalid crc_offset: 0 21:19:45 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x46e0) 21:19:45 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6300) [ 678.228980][T28830] input: syz0 as /devices/virtual/input/input4051 [ 678.246196][T28816] F2FS-fs (loop1): invalid crc_offset: 0 21:19:45 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:45 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 678.288799][T28837] input: syz0 as /devices/virtual/input/input4052 [ 678.305832][T28817] F2FS-fs (loop4): Found nat_bits in checkpoint 21:19:45 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:45 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6cd8) [ 678.332009][T28841] input: syz0 as /devices/virtual/input/input4053 [ 678.339812][T28816] F2FS-fs (loop1): Found nat_bits in checkpoint [ 678.392034][T28849] input: syz0 as /devices/virtual/input/input4054 [ 678.483801][T28816] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 678.492382][T28816] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 678.494701][T28817] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 678.509148][T28817] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b 21:19:45 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:45 executing program 5: r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{0x0}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:19:45 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6318) 21:19:45 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6cf0) 21:19:45 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:45 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 678.583701][T28859] input: syz0 as /devices/virtual/input/input4055 [ 678.587108][T28860] input: syz0 as /devices/virtual/input/input4056 21:19:45 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:45 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6330) 21:19:45 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d08) [ 678.632179][T28863] loop1: detected capacity change from 0 to 131072 [ 678.702403][T28863] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 678.716379][T28871] input: syz0 as /devices/virtual/input/input4057 [ 678.726655][T28872] input: syz0 as /devices/virtual/input/input4058 [ 678.740512][T28863] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock 21:19:45 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:45 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d20) 21:19:45 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6348) [ 678.768997][T28863] F2FS-fs (loop1): invalid crc_offset: 0 [ 678.835950][T28879] input: syz0 as /devices/virtual/input/input4059 [ 678.868316][T28863] F2FS-fs (loop1): Found nat_bits in checkpoint [ 678.883340][T28884] loop4: detected capacity change from 0 to 131072 [ 678.901668][T28884] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 678.910210][T28885] input: syz0 as /devices/virtual/input/input4060 [ 678.955507][T28884] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 678.992323][T28863] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 679.001874][T28884] F2FS-fs (loop4): invalid crc_offset: 0 [ 679.007641][T28863] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 679.082137][T28884] F2FS-fs (loop4): Found nat_bits in checkpoint [ 679.117955][T28884] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 679.126462][T28884] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b 21:19:46 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{0x0}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:19:46 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6360) 21:19:46 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:46 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d38) 21:19:46 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:46 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 679.342395][T28897] input: syz0 as /devices/virtual/input/input4061 [ 679.354802][T28900] input: syz0 as /devices/virtual/input/input4062 [ 679.365699][T28901] loop1: detected capacity change from 0 to 131072 [ 679.383785][T28901] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:19:46 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d50) 21:19:46 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6378) [ 679.402392][T28901] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock 21:19:46 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:46 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(0xffffffffffffffff, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 679.444680][T28901] F2FS-fs (loop1): invalid crc_offset: 0 [ 679.465707][T28909] input: syz0 as /devices/virtual/input/input4063 [ 679.475652][T28908] input: syz0 as /devices/virtual/input/input4064 21:19:46 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6390) 21:19:46 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d68) [ 679.564608][T28901] F2FS-fs (loop1): Found nat_bits in checkpoint [ 679.589299][T28920] input: syz0 as /devices/virtual/input/input4065 [ 679.606571][T28922] input: syz0 as /devices/virtual/input/input4066 [ 679.745729][T28901] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 679.753152][T28901] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:46 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='B', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:46 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d80) 21:19:46 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x63a8) 21:19:46 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:46 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 679.851801][T28929] input: syz0 as /devices/virtual/input/input4067 [ 679.864654][T28930] input: syz0 as /devices/virtual/input/input4068 21:19:46 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d98) 21:19:46 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 679.950158][T28936] loop1: detected capacity change from 0 to 131072 [ 679.978595][T28936] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 679.988530][T28940] loop4: detected capacity change from 0 to 131072 [ 680.004762][T28939] input: syz0 as /devices/virtual/input/input4069 [ 680.020912][T28936] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 680.036144][T28940] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 680.044122][T28940] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock 21:19:46 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x63c0) 21:19:46 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6db0) [ 680.053946][T28940] F2FS-fs (loop4): invalid crc_offset: 0 [ 680.063438][T28936] F2FS-fs (loop1): invalid crc_offset: 0 [ 680.092136][T28948] input: syz0 as /devices/virtual/input/input4070 [ 680.140264][T28952] input: syz0 as /devices/virtual/input/input4071 [ 680.163924][T28940] F2FS-fs (loop4): Found nat_bits in checkpoint [ 680.170473][T28936] F2FS-fs (loop1): Found nat_bits in checkpoint [ 680.256813][T28940] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 680.264900][T28940] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b [ 680.272754][T28936] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 680.280223][T28936] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:47 executing program 5: r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {0x0}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:19:47 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:47 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6dc8) 21:19:47 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x63d8) 21:19:47 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:47 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:47 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) getpid() process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 680.432561][T28960] input: syz0 as /devices/virtual/input/input4072 [ 680.468451][T28963] loop4: detected capacity change from 0 to 131072 [ 680.476410][T28966] input: syz0 as /devices/virtual/input/input4073 [ 680.487056][T28964] loop1: detected capacity change from 0 to 131072 [ 680.495558][T28963] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 680.504362][T28963] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 680.516288][T28964] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 680.524766][T28964] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock 21:19:47 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x63f0) 21:19:47 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6de0) [ 680.534255][T28963] F2FS-fs (loop4): invalid crc_offset: 0 [ 680.549497][T28964] F2FS-fs (loop1): invalid crc_offset: 0 [ 680.563043][T28974] input: syz0 as /devices/virtual/input/input4074 21:19:47 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6408) [ 680.610284][T28963] F2FS-fs (loop4): Found nat_bits in checkpoint [ 680.619353][T28964] F2FS-fs (loop1): Found nat_bits in checkpoint [ 680.649388][T28983] input: syz0 as /devices/virtual/input/input4075 21:19:47 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6df8) [ 680.687164][T28985] input: syz0 as /devices/virtual/input/input4076 21:19:47 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6420) [ 680.778148][T28989] input: syz0 as /devices/virtual/input/input4077 [ 680.816008][T28963] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 680.828258][T28991] input: syz0 as /devices/virtual/input/input4078 [ 680.843090][T28963] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b [ 680.860815][T28964] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 680.869683][T28964] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:47 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:47 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) getpid() process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:47 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6e10) 21:19:47 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6438) 21:19:47 executing program 4: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:47 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 681.108283][T29000] input: syz0 as /devices/virtual/input/input4079 [ 681.128909][T29003] loop1: detected capacity change from 0 to 131072 [ 681.142368][T28999] input: syz0 as /devices/virtual/input/input4080 21:19:48 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6450) 21:19:48 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6e28) [ 681.154427][T29003] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 681.164141][T29003] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 681.185608][T29003] F2FS-fs (loop1): invalid crc_offset: 0 [ 681.247494][T29013] input: syz0 as /devices/virtual/input/input4081 [ 681.286177][T29015] input: syz0 as /devices/virtual/input/input4082 21:19:48 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6468) [ 681.313101][T29003] F2FS-fs (loop1): Found nat_bits in checkpoint 21:19:48 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6e40) [ 681.385549][T29021] input: syz0 as /devices/virtual/input/input4083 21:19:48 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6480) 21:19:48 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) getpid() process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 681.458547][T29023] input: syz0 as /devices/virtual/input/input4084 [ 681.509537][T29026] input: syz0 as /devices/virtual/input/input4085 [ 681.540567][T29003] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 681.558229][T29003] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:48 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6498) 21:19:48 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6e58) 21:19:48 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:48 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:48 executing program 5: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:48 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, 0x0, 0x0, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 682.021395][T29038] input: syz0 as /devices/virtual/input/input4086 [ 682.030763][T29036] input: syz0 as /devices/virtual/input/input4087 [ 682.037650][T29042] loop5: detected capacity change from 0 to 131072 [ 682.044534][T29040] loop4: detected capacity change from 0 to 131072 [ 682.045691][T29043] loop1: detected capacity change from 0 to 131072 [ 682.062450][T29040] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:19:49 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x64b0) 21:19:49 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6e70) 21:19:49 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, 0x0, 0x0, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 682.126396][T29042] F2FS-fs (loop5): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 682.131538][T29040] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 682.142885][T29043] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 682.151585][T29043] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 682.162663][T29042] F2FS-fs (loop5): Can't find valid F2FS filesystem in 2th superblock [ 682.175342][T29040] F2FS-fs (loop4): invalid crc_offset: 0 [ 682.178032][T29048] input: syz0 as /devices/virtual/input/input4088 [ 682.190511][T29043] F2FS-fs (loop1): invalid crc_offset: 0 [ 682.209618][T29050] input: syz0 as /devices/virtual/input/input4089 21:19:49 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6e88) [ 682.221894][T29042] F2FS-fs (loop5): invalid crc_offset: 0 [ 682.228057][T29043] F2FS-fs (loop1): Found nat_bits in checkpoint [ 682.260210][T29040] F2FS-fs (loop4): Found nat_bits in checkpoint 21:19:49 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x64c8) [ 682.286247][T29042] F2FS-fs (loop5): Found nat_bits in checkpoint [ 682.316496][T29068] input: syz0 as /devices/virtual/input/input4090 [ 682.324917][T29066] input: syz0 as /devices/virtual/input/input4091 21:19:49 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, 0x0, 0x0, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:19:49 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x64e0) 21:19:49 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ea0) [ 682.406703][T29040] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 682.421243][T29040] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b [ 682.455375][T29043] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 682.494124][T29043] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:49 executing program 4: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:49 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}], 0x1, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:19:49 executing program 5: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:49 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 682.520048][T29076] input: syz0 as /devices/virtual/input/input4092 [ 682.532794][T29077] input: syz0 as /devices/virtual/input/input4093 [ 682.542358][T29042] F2FS-fs (loop5): Try to recover 2th superblock, ret: 0 [ 682.551463][T29042] F2FS-fs (loop5): Mounted with checkpoint version = 753bd00b 21:19:49 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x64f8) 21:19:49 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6eb8) 21:19:49 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}], 0x1, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 682.699896][T29084] input: syz0 as /devices/virtual/input/input4094 [ 682.715544][T29086] loop1: detected capacity change from 0 to 131072 [ 682.735739][T29086] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:19:49 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6510) [ 682.744661][T29086] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 682.755520][T29090] input: syz0 as /devices/virtual/input/input4095 [ 682.783330][T29086] F2FS-fs (loop1): invalid crc_offset: 0 [ 682.812445][T29093] loop5: detected capacity change from 0 to 131072 21:19:49 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ed0) [ 682.854016][T29093] F2FS-fs (loop5): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 682.855186][T29086] F2FS-fs (loop1): Found nat_bits in checkpoint [ 682.862948][T29093] F2FS-fs (loop5): Can't find valid F2FS filesystem in 2th superblock [ 682.909241][T29093] F2FS-fs (loop5): invalid crc_offset: 0 [ 682.916946][T29103] input: syz0 as /devices/virtual/input/input4096 [ 682.949518][T29107] input: syz0 as /devices/virtual/input/input4097 21:19:49 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6528) 21:19:49 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}], 0x1, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:19:49 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ee8) [ 683.002112][T29093] F2FS-fs (loop5): Found nat_bits in checkpoint [ 683.018976][T29086] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 683.052734][T29114] input: syz0 as /devices/virtual/input/input4098 [ 683.061034][T29086] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 683.078819][T29112] input: syz0 as /devices/virtual/input/input4099 [ 683.192776][T29093] F2FS-fs (loop5): Try to recover 2th superblock, ret: 0 [ 683.206420][T29093] F2FS-fs (loop5): Mounted with checkpoint version = 753bd00b 21:19:50 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:19:50 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:50 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f00) 21:19:50 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6540) 21:19:50 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:50 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {0x0}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 683.412490][T29122] loop1: detected capacity change from 0 to 131072 [ 683.419744][T29124] input: syz0 as /devices/virtual/input/input4100 [ 683.429240][T29127] input: syz0 as /devices/virtual/input/input4101 [ 683.449225][T29122] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:19:50 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f18) 21:19:50 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6558) [ 683.461860][T29122] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 683.494248][T29122] F2FS-fs (loop1): invalid crc_offset: 0 21:19:50 executing program 4: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 683.544371][T29122] F2FS-fs (loop1): Found nat_bits in checkpoint [ 683.567802][T29141] input: syz0 as /devices/virtual/input/input4102 [ 683.586424][T29143] input: syz0 as /devices/virtual/input/input4103 21:19:50 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f30) 21:19:50 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6570) 21:19:50 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {0x0}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 683.697650][T29149] input: syz0 as /devices/virtual/input/input4104 [ 683.727586][T29151] input: syz0 as /devices/virtual/input/input4105 21:19:50 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f48) [ 683.768308][T29122] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 683.777041][T29122] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:50 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6588) 21:19:50 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 683.874965][T29158] input: syz0 as /devices/virtual/input/input4106 [ 683.911226][T29160] input: syz0 as /devices/virtual/input/input4107 21:19:50 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f60) [ 684.032132][T29165] loop1: detected capacity change from 0 to 131072 [ 684.050856][T29166] input: syz0 as /devices/virtual/input/input4108 [ 684.073618][T29165] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 684.088887][T29165] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 684.133199][T29165] F2FS-fs (loop1): invalid crc_offset: 0 [ 684.140534][T29165] F2FS-fs (loop1): Found nat_bits in checkpoint [ 684.186134][T29165] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 684.193349][T29165] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:51 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:51 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {0x0}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:19:51 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x65a0) 21:19:51 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:51 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f78) 21:19:51 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 684.314999][T29174] loop4: detected capacity change from 0 to 131072 [ 684.326630][T29177] loop1: detected capacity change from 0 to 131072 [ 684.334238][T29180] input: syz0 as /devices/virtual/input/input4109 [ 684.355340][T29179] input: syz0 as /devices/virtual/input/input4110 21:19:51 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000006180)=""/152, 0x98}], 0x1, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 684.385972][T29177] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 684.393857][T29177] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 684.406264][T29177] F2FS-fs (loop1): invalid crc_offset: 0 21:19:51 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x65b8) 21:19:51 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f90) [ 684.448790][T29177] F2FS-fs (loop1): Found nat_bits in checkpoint [ 684.472645][T29174] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 684.500862][T29194] input: syz0 as /devices/virtual/input/input4111 [ 684.510126][T29196] input: syz0 as /devices/virtual/input/input4112 [ 684.534657][T29174] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock 21:19:51 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x65d0) 21:19:51 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6fa8) [ 684.558430][T29174] F2FS-fs (loop4): invalid crc_offset: 0 [ 684.611763][T29177] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 684.622017][T29204] input: syz0 as /devices/virtual/input/input4113 [ 684.631840][T29177] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 684.644854][T29205] input: syz0 as /devices/virtual/input/input4114 21:19:51 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x65e8) [ 684.657450][T29174] F2FS-fs (loop4): Found nat_bits in checkpoint [ 684.739554][T29209] input: syz0 as /devices/virtual/input/input4115 [ 684.793097][T29174] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 684.805912][T29174] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b 21:19:51 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000006180)=""/152, 0x98}], 0x1, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:19:51 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:51 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6fc0) 21:19:51 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:51 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6600) 21:19:51 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r1) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 684.977558][T29213] input: syz0 as /devices/virtual/input/input4116 [ 684.988971][T29222] loop1: detected capacity change from 0 to 131072 [ 684.998204][T29221] input: syz0 as /devices/virtual/input/input4117 21:19:51 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6fd8) 21:19:51 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6618) [ 685.033744][T29222] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:19:52 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000006180)=""/152, 0x98}], 0x1, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 685.098412][T29222] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 685.112062][T29229] input: syz0 as /devices/virtual/input/input4118 21:19:52 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:52 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6630) 21:19:52 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ff0) [ 685.146099][T29232] input: syz0 as /devices/virtual/input/input4119 [ 685.172053][T29222] F2FS-fs (loop1): invalid crc_offset: 0 [ 685.237262][T29239] loop4: detected capacity change from 0 to 131072 [ 685.249301][T29243] input: syz0 as /devices/virtual/input/input4121 [ 685.264163][T29242] input: syz0 as /devices/virtual/input/input4120 [ 685.275632][T29239] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:19:52 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6648) [ 685.305356][T29222] F2FS-fs (loop1): Found nat_bits in checkpoint [ 685.334996][T29239] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 685.350010][T29249] input: syz0 as /devices/virtual/input/input4122 [ 685.394686][T29239] F2FS-fs (loop4): invalid crc_offset: 0 [ 685.444495][T29239] F2FS-fs (loop4): Found nat_bits in checkpoint [ 685.484996][T29222] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 685.492721][T29222] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 685.522018][ T1237] ieee802154 phy0 wpan0: encryption failed: -22 [ 685.528277][ T1237] ieee802154 phy1 wpan1: encryption failed: -22 [ 685.566301][T29239] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 685.586288][T29239] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b 21:19:52 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:52 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7008) 21:19:52 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6660) 21:19:52 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{0x0}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:19:52 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:52 executing program 4: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 685.737121][T29258] input: syz0 as /devices/virtual/input/input4123 [ 685.745292][T29260] loop1: detected capacity change from 0 to 131072 [ 685.756757][T29256] input: syz0 as /devices/virtual/input/input4124 [ 685.782513][T29260] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:19:52 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7020) 21:19:52 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6678) [ 685.825330][T29260] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 685.861201][T29260] F2FS-fs (loop1): invalid crc_offset: 0 21:19:52 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{0x0}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 685.897366][T29271] input: syz0 as /devices/virtual/input/input4125 21:19:52 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7038) [ 685.958868][T29277] input: syz0 as /devices/virtual/input/input4126 21:19:52 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6690) [ 686.002973][T29260] F2FS-fs (loop1): Found nat_bits in checkpoint [ 686.055900][T29285] input: syz0 as /devices/virtual/input/input4127 [ 686.081234][T29286] input: syz0 as /devices/virtual/input/input4128 21:19:53 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x66a8) 21:19:53 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7050) 21:19:53 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 686.214434][T29293] input: syz0 as /devices/virtual/input/input4129 [ 686.230416][T29260] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 686.244345][T29294] input: syz0 as /devices/virtual/input/input4130 21:19:53 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x66c0) 21:19:53 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7068) [ 686.263544][T29260] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:53 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 686.366617][T29301] input: syz0 as /devices/virtual/input/input4131 [ 686.366656][T29300] input: syz0 as /devices/virtual/input/input4132 [ 686.478162][T29305] loop1: detected capacity change from 0 to 131072 [ 686.510777][T29305] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 686.518808][T29305] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 686.529453][T29305] F2FS-fs (loop1): invalid crc_offset: 0 [ 686.551465][T29305] F2FS-fs (loop1): Found nat_bits in checkpoint 21:19:53 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)="7f", 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:53 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{0x0}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:19:53 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x66d8) 21:19:53 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:53 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7080) [ 686.609706][T29305] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 686.623350][T29305] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:53 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 686.671324][T29314] input: syz0 as /devices/virtual/input/input4133 [ 686.681108][T29316] input: syz0 as /devices/virtual/input/input4134 21:19:53 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7098) 21:19:53 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x66f0) [ 686.732619][T29320] loop4: detected capacity change from 0 to 131072 [ 686.743189][T29320] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 686.758984][T29320] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 686.817867][T29324] input: syz0 as /devices/virtual/input/input4135 [ 686.830303][T29320] F2FS-fs (loop4): invalid crc_offset: 0 21:19:53 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6708) [ 686.860751][T29327] input: syz0 as /devices/virtual/input/input4136 [ 686.875139][T29328] loop1: detected capacity change from 0 to 131072 21:19:53 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x70b0) [ 686.928006][T29328] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 686.945683][T29328] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 686.959526][T29336] input: syz0 as /devices/virtual/input/input4137 [ 686.967076][T29328] F2FS-fs (loop1): invalid crc_offset: 0 21:19:53 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6720) [ 686.976960][T29320] F2FS-fs (loop4): Found nat_bits in checkpoint [ 686.984831][T29338] input: syz0 as /devices/virtual/input/input4138 [ 687.010554][T29328] F2FS-fs (loop1): Found nat_bits in checkpoint 21:19:53 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x70c8) [ 687.091457][T29345] input: syz0 as /devices/virtual/input/input4139 [ 687.125154][T29346] input: syz0 as /devices/virtual/input/input4140 [ 687.164216][T29320] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 687.172621][T29320] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b 21:19:54 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, 0x0, 0x0, 0x0) 21:19:54 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:54 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6738) 21:19:54 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x70e0) [ 687.240612][T29328] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 687.289876][T29353] input: syz0 as /devices/virtual/input/input4141 [ 687.298255][T29328] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 687.312661][T29354] input: syz0 as /devices/virtual/input/input4142 [ 687.445788][T29359] loop4: detected capacity change from 0 to 131072 [ 687.454069][T29359] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 687.463263][T29359] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 687.472871][T29359] F2FS-fs (loop4): invalid crc_offset: 0 21:19:54 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r0) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:54 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:54 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x70f8) 21:19:54 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6750) [ 687.497786][T29359] F2FS-fs (loop4): Found nat_bits in checkpoint [ 687.545296][T29365] input: syz0 as /devices/virtual/input/input4143 [ 687.563623][T29367] input: syz0 as /devices/virtual/input/input4144 21:19:54 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, 0x0, 0x0, 0x0) [ 687.585793][T29368] loop1: detected capacity change from 0 to 131072 [ 687.595318][T29368] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 687.603650][T29368] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 687.610259][T29359] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 687.624647][T29359] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b 21:19:54 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7110) 21:19:54 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6768) [ 687.640778][T29368] F2FS-fs (loop1): invalid crc_offset: 0 21:19:54 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r0) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 687.689326][T29378] input: syz0 as /devices/virtual/input/input4145 [ 687.712418][T29380] input: syz0 as /devices/virtual/input/input4146 21:19:54 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6780) 21:19:54 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:54 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7128) [ 687.775547][T29368] F2FS-fs (loop1): Found nat_bits in checkpoint 21:19:54 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, 0x0, 0x0, 0x0) [ 687.848874][T29368] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 687.857268][T29368] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 687.882710][T29391] input: syz0 as /devices/virtual/input/input4147 21:19:54 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 687.894376][T29389] input: syz0 as /devices/virtual/input/input4148 21:19:54 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640), 0x0, 0x0) 21:19:54 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r0) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:54 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6798) 21:19:54 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:54 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:54 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7140) 21:19:55 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 688.094155][T29403] input: syz0 as /devices/virtual/input/input4149 [ 688.103168][T29410] loop4: detected capacity change from 0 to 131072 [ 688.126559][T29410] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 688.136369][T29412] input: syz0 as /devices/virtual/input/input4150 21:19:55 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = getpid() process_vm_readv(r0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 688.152526][T29413] loop1: detected capacity change from 0 to 131072 [ 688.159360][T29410] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 688.173094][T29413] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 688.199664][T29410] F2FS-fs (loop4): invalid crc_offset: 0 [ 688.211896][T29413] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 688.223470][T29413] F2FS-fs (loop1): invalid crc_offset: 0 [ 688.242034][T29410] F2FS-fs (loop4): Found nat_bits in checkpoint [ 688.255158][T29413] F2FS-fs (loop1): Found nat_bits in checkpoint 21:19:55 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7158) 21:19:55 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x67b0) 21:19:55 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640), 0x0, 0x0) 21:19:55 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = getpid() process_vm_readv(r0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:55 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6798) 21:19:55 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 688.365982][T29413] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 688.373655][T29413] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 688.387895][T29410] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 688.396519][T29410] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b [ 688.441953][T29429] input: syz0 as /devices/virtual/input/input4151 [ 688.444191][T29432] input: syz0 as /devices/virtual/input/input4152 21:19:55 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r0 = getpid() process_vm_readv(r0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:55 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x67c8) 21:19:55 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7170) [ 688.596543][T29440] input: syz0 as /devices/virtual/input/input4153 [ 688.606116][T29442] input: syz0 as /devices/virtual/input/input4154 [ 688.625565][T29443] loop1: detected capacity change from 0 to 131072 [ 688.639046][T29443] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:19:55 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, 0x0, 0x0) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 688.650259][T29443] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock 21:19:55 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640), 0x0, 0x0) 21:19:55 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 688.691283][T29443] F2FS-fs (loop1): invalid crc_offset: 0 [ 688.712554][T29449] input: syz0 as /devices/virtual/input/input4155 21:19:55 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x67e0) 21:19:55 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r1) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:19:55 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7188) [ 688.792767][T29443] F2FS-fs (loop1): Found nat_bits in checkpoint [ 688.808667][T29459] input: syz0 as /devices/virtual/input/input4156 21:19:55 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x67f8) 21:19:55 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 688.865584][T29463] input: syz0 as /devices/virtual/input/input4157 [ 688.950990][T29468] input: syz0 as /devices/virtual/input/input4158 21:19:55 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:55 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x71a0) 21:19:55 executing program 4: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:55 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{0x0}], 0x1, 0x0) 21:19:55 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:55 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6810) [ 689.023572][T29443] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 689.033173][T29443] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 689.098135][T29478] input: syz0 as /devices/virtual/input/input4159 [ 689.136942][T29481] input: syz0 as /devices/virtual/input/input4160 21:19:56 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x71b8) 21:19:56 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:56 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:56 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6828) [ 689.266001][T29491] input: syz0 as /devices/virtual/input/input4161 21:19:56 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 689.326988][T29495] input: syz0 as /devices/virtual/input/input4162 21:19:56 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x71d0) 21:19:56 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6840) 21:19:56 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{0x0}], 0x1, 0x0) [ 689.410045][T29500] input: syz0 as /devices/virtual/input/input4163 [ 689.428639][T29502] input: syz0 as /devices/virtual/input/input4164 [ 689.467736][T29504] loop1: detected capacity change from 0 to 131072 [ 689.524198][T29504] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 689.544299][T29504] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 689.577204][T29504] F2FS-fs (loop1): invalid crc_offset: 0 [ 689.604423][T29504] F2FS-fs (loop1): Found nat_bits in checkpoint [ 689.676253][T29504] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 689.683538][T29504] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:56 executing program 4: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:56 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x71e8) 21:19:56 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6858) 21:19:56 executing program 2: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{0x0}], 0x1, 0x0) 21:19:56 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:56 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 689.783174][T29515] input: syz0 as /devices/virtual/input/input4165 [ 689.797821][T29516] input: syz0 as /devices/virtual/input/input4166 [ 689.821221][T29522] loop1: detected capacity change from 0 to 131072 [ 689.833056][T29522] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:19:56 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7200) 21:19:56 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:56 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6870) [ 689.878641][T29522] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 689.907263][T29522] F2FS-fs (loop1): invalid crc_offset: 0 [ 689.938533][T29534] input: syz0 as /devices/virtual/input/input4167 [ 689.955091][T29535] input: syz0 as /devices/virtual/input/input4168 [ 689.963999][T29522] F2FS-fs (loop1): Found nat_bits in checkpoint 21:19:56 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6888) 21:19:56 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7218) 21:19:57 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x68a0) [ 690.046687][T29543] input: syz0 as /devices/virtual/input/input4169 [ 690.081855][T29545] input: syz0 as /devices/virtual/input/input4170 [ 690.199002][T29549] input: syz0 as /devices/virtual/input/input4171 [ 690.254101][T29522] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 690.261975][T29522] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:57 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:57 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:57 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7230) 21:19:57 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:57 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x68b8) 21:19:57 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 690.411393][T29555] loop1: detected capacity change from 0 to 131072 [ 690.436822][T29555] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 690.440858][T29560] input: syz0 as /devices/virtual/input/input4172 [ 690.449599][T29555] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock 21:19:57 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 690.466672][T29555] F2FS-fs (loop1): invalid crc_offset: 0 [ 690.474152][T29561] input: syz0 as /devices/virtual/input/input4173 [ 690.499587][T29562] loop4: detected capacity change from 0 to 131072 21:19:57 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7248) 21:19:57 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 690.534611][T29555] F2FS-fs (loop1): Found nat_bits in checkpoint [ 690.544114][T29562] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:19:57 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x68d0) [ 690.583657][T29572] input: syz0 as /devices/virtual/input/input4174 [ 690.601049][T29562] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 690.618811][T29574] input: syz0 as /devices/virtual/input/input4175 21:19:57 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x68e8) 21:19:57 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7260) [ 690.702886][T29562] F2FS-fs (loop4): invalid crc_offset: 0 [ 690.734429][T29581] input: syz0 as /devices/virtual/input/input4176 [ 690.783898][T29562] F2FS-fs (loop4): Found nat_bits in checkpoint [ 690.799972][T29583] input: syz0 as /devices/virtual/input/input4177 21:19:57 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r1) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 690.868014][T29562] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 690.878679][T29555] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 690.887154][T29562] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b [ 690.895281][T29555] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:57 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:19:57 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:57 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7278) 21:19:57 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6900) 21:19:57 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:57 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(0xffffffffffffffff) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 691.101448][T29595] loop1: detected capacity change from 0 to 131072 [ 691.109025][T29597] input: syz0 as /devices/virtual/input/input4178 [ 691.122914][T29599] input: syz0 as /devices/virtual/input/input4179 21:19:58 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7290) 21:19:58 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6918) [ 691.193473][T29595] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 691.233208][T29595] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock 21:19:58 executing program 4: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 691.240014][T29606] input: syz0 as /devices/virtual/input/input4180 21:19:58 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x0, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:19:58 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x72a8) [ 691.291855][T29595] F2FS-fs (loop1): invalid crc_offset: 0 [ 691.299076][T29609] input: syz0 as /devices/virtual/input/input4181 21:19:58 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6930) [ 691.346230][T29595] F2FS-fs (loop1): Found nat_bits in checkpoint [ 691.379244][T29618] input: syz0 as /devices/virtual/input/input4182 21:19:58 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x72c0) [ 691.449600][T29621] input: syz0 as /devices/virtual/input/input4183 [ 691.499758][T29625] input: syz0 as /devices/virtual/input/input4184 [ 691.590265][T29595] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 691.606918][T29595] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:19:58 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:58 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6948) 21:19:58 executing program 2: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:58 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x72d8) 21:19:58 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:58 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 691.991590][T29636] loop1: detected capacity change from 0 to 131072 [ 691.999922][T29632] input: syz0 as /devices/virtual/input/input4185 [ 692.009127][T29631] loop2: detected capacity change from 0 to 131072 [ 692.024356][T29637] input: syz0 as /devices/virtual/input/input4186 [ 692.039745][T29636] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 692.050951][T29631] F2FS-fs (loop2): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 692.059592][T29636] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 692.069391][T29631] F2FS-fs (loop2): Can't find valid F2FS filesystem in 2th superblock [ 692.079163][T29636] F2FS-fs (loop1): invalid crc_offset: 0 21:19:59 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x72f0) 21:19:59 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6960) [ 692.089730][T29631] F2FS-fs (loop2): invalid crc_offset: 0 [ 692.144172][T29631] F2FS-fs (loop2): Found nat_bits in checkpoint [ 692.173857][T29636] F2FS-fs (loop1): Found nat_bits in checkpoint [ 692.182738][T29652] input: syz0 as /devices/virtual/input/input4187 [ 692.199897][T29651] input: syz0 as /devices/virtual/input/input4188 21:19:59 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6978) 21:19:59 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7308) [ 692.312439][T29657] input: syz0 as /devices/virtual/input/input4189 21:19:59 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6990) [ 692.355447][T29659] input: syz0 as /devices/virtual/input/input4190 21:19:59 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7320) [ 692.400310][T29636] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 692.407631][T29636] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 692.433594][T29631] F2FS-fs (loop2): Try to recover 2th superblock, ret: 0 [ 692.489354][T29663] input: syz0 as /devices/virtual/input/input4191 [ 692.503901][T29631] F2FS-fs (loop2): Mounted with checkpoint version = 753bd00b [ 692.565210][T29665] input: syz0 as /devices/virtual/input/input4192 21:19:59 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:19:59 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:59 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x69a8) 21:19:59 executing program 2: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:19:59 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7338) 21:19:59 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 692.934150][T29674] loop1: detected capacity change from 0 to 131072 [ 692.940033][T29673] input: syz0 as /devices/virtual/input/input4193 [ 692.948774][T29677] loop2: detected capacity change from 0 to 131072 [ 692.964205][T29675] loop4: detected capacity change from 0 to 131072 [ 692.973476][T29676] input: syz0 as /devices/virtual/input/input4194 21:19:59 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7350) [ 692.982508][T29674] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 692.982754][T29675] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 693.000895][T29677] F2FS-fs (loop2): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 693.008689][T29675] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 693.024370][T29677] F2FS-fs (loop2): Can't find valid F2FS filesystem in 2th superblock 21:19:59 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x69c0) [ 693.039027][T29675] F2FS-fs (loop4): invalid crc_offset: 0 [ 693.052395][T29677] F2FS-fs (loop2): invalid crc_offset: 0 [ 693.059000][T29684] input: syz0 as /devices/virtual/input/input4195 [ 693.068009][T29674] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 693.078101][T29675] F2FS-fs (loop4): Found nat_bits in checkpoint 21:20:00 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x69d8) 21:20:00 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00'}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640), 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 693.110274][T29675] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 693.118432][T29675] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b [ 693.145603][T29692] input: syz0 as /devices/virtual/input/input4196 21:20:00 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x69f0) [ 693.167702][T29674] F2FS-fs (loop1): invalid crc_offset: 0 [ 693.185366][T29677] F2FS-fs (loop2): Found nat_bits in checkpoint [ 693.196334][T29697] input: syz0 as /devices/virtual/input/input4197 21:20:00 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7368) [ 693.235785][T29674] F2FS-fs (loop1): Found nat_bits in checkpoint [ 693.254037][T29701] input: syz0 as /devices/virtual/input/input4198 [ 693.282177][T29704] input: syz0 as /devices/virtual/input/input4199 [ 693.306804][T29706] input: syz0 as /devices/virtual/input/input4200 [ 693.422642][T29677] F2FS-fs (loop2): Try to recover 2th superblock, ret: 0 [ 693.444363][T29674] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 693.455404][T29677] F2FS-fs (loop2): Mounted with checkpoint version = 753bd00b [ 693.466682][T29674] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:00 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:00 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6a08) 21:20:00 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7380) 21:20:00 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x4860) 21:20:00 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:00 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 693.823948][T29715] loop1: detected capacity change from 0 to 131072 [ 693.836410][T29714] input: syz0 as /devices/virtual/input/input4201 [ 693.845198][T29718] input: syz0 as /devices/virtual/input/input4202 [ 693.860022][T29719] input: syz0 as /devices/virtual/input/input4204 21:20:00 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7398) 21:20:00 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x4860) [ 693.902334][T29715] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:20:00 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6a20) [ 693.970321][T29715] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 693.994759][T29729] input: syz0 as /devices/virtual/input/input4205 [ 694.012705][T29715] F2FS-fs (loop1): invalid crc_offset: 0 21:20:00 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6a38) [ 694.025534][T29730] input: syz0 as /devices/virtual/input/input4206 [ 694.039446][T29731] input: syz0 as /devices/virtual/input/input4207 21:20:01 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x73b0) 21:20:01 executing program 4: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 694.090345][T29735] input: syz0 as /devices/virtual/input/input4208 [ 694.185764][T29744] input: syz0 as /devices/virtual/input/input4209 [ 694.201397][T29715] F2FS-fs (loop1): Found nat_bits in checkpoint [ 694.338125][T29715] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 694.392150][T29715] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:01 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:01 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6a50) 21:20:01 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x73c8) 21:20:01 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 694.546392][T29749] input: syz0 as /devices/virtual/input/input4210 [ 694.554422][T29750] input: syz0 as /devices/virtual/input/input4211 21:20:01 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6a68) [ 694.609209][T29755] loop1: detected capacity change from 0 to 131072 [ 694.667723][T29758] input: syz0 as /devices/virtual/input/input4212 21:20:01 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:01 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x73e0) 21:20:01 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6a80) [ 694.718471][T29755] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 694.765694][T29763] input: syz0 as /devices/virtual/input/input4213 [ 694.796835][T29755] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock 21:20:01 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x73f8) [ 694.839546][T29755] F2FS-fs (loop1): invalid crc_offset: 0 [ 694.858533][T29768] input: syz0 as /devices/virtual/input/input4214 [ 694.876862][T29770] input: syz0 as /devices/virtual/input/input4215 21:20:01 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6a98) 21:20:01 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7410) [ 694.967090][T29755] F2FS-fs (loop1): Found nat_bits in checkpoint [ 694.976352][T29778] input: syz0 as /devices/virtual/input/input4216 [ 694.995436][T29779] input: syz0 as /devices/virtual/input/input4217 [ 695.132864][T29755] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 695.141892][T29755] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:02 executing program 4: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:02 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7428) 21:20:02 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ab0) 21:20:02 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:02 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:02 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 695.590928][T29789] loop1: detected capacity change from 0 to 131072 [ 695.603295][T29792] input: syz0 as /devices/virtual/input/input4218 [ 695.616029][T29790] input: syz0 as /devices/virtual/input/input4219 21:20:02 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7440) 21:20:02 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ac8) [ 695.659844][T29789] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 695.710224][T29789] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 695.733423][T29799] input: syz0 as /devices/virtual/input/input4220 21:20:02 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ae0) 21:20:02 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7458) [ 695.762904][T29802] input: syz0 as /devices/virtual/input/input4221 [ 695.785497][T29789] F2FS-fs (loop1): invalid crc_offset: 0 [ 695.848261][T29807] input: syz0 as /devices/virtual/input/input4222 21:20:02 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6af8) [ 695.893382][T29789] F2FS-fs (loop1): Found nat_bits in checkpoint [ 695.903622][T29811] input: syz0 as /devices/virtual/input/input4223 21:20:02 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7470) [ 695.958843][T29814] input: syz0 as /devices/virtual/input/input4224 [ 696.030251][T29817] input: syz0 as /devices/virtual/input/input4225 [ 696.132603][T29789] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 696.156136][T29789] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:03 executing program 4: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:03 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6b10) 21:20:03 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7488) 21:20:03 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 696.463751][T29823] input: syz0 as /devices/virtual/input/input4226 [ 696.467238][T29825] loop1: detected capacity change from 0 to 131072 [ 696.482117][T29824] input: syz0 as /devices/virtual/input/input4227 [ 696.529477][T29825] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 696.539093][T29825] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 696.584422][T29825] F2FS-fs (loop1): invalid crc_offset: 0 21:20:03 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:03 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:03 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6b28) 21:20:03 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x74a0) [ 696.650494][T29825] F2FS-fs (loop1): Found nat_bits in checkpoint [ 696.688288][T29836] input: syz0 as /devices/virtual/input/input4228 [ 696.701324][T29838] input: syz0 as /devices/virtual/input/input4229 21:20:03 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x74b8) 21:20:03 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6b40) [ 696.837036][T29848] input: syz0 as /devices/virtual/input/input4230 [ 696.864199][T29849] input: syz0 as /devices/virtual/input/input4231 21:20:03 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6b58) 21:20:03 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x74d0) [ 696.927749][T29825] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 696.959950][T29853] input: syz0 as /devices/virtual/input/input4232 [ 696.980574][T29855] input: syz0 as /devices/virtual/input/input4233 [ 697.009662][T29825] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:04 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:04 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x74e8) 21:20:04 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6b70) 21:20:04 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:04 executing program 2: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:04 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 697.640217][T29864] loop4: detected capacity change from 0 to 131072 [ 697.650199][T29859] loop1: detected capacity change from 0 to 131072 [ 697.652597][T29867] loop2: detected capacity change from 0 to 131072 [ 697.659728][T29859] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 697.672173][T29861] input: syz0 as /devices/virtual/input/input4234 21:20:04 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 697.685412][T29868] input: syz0 as /devices/virtual/input/input4235 [ 697.691966][T29859] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 697.709885][T29864] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 697.726280][T29859] F2FS-fs (loop1): invalid crc_offset: 0 [ 697.726551][T29867] F2FS-fs (loop2): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:20:04 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7500) 21:20:04 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:04 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6b88) [ 697.743748][T29864] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 697.773237][T29864] F2FS-fs (loop4): invalid crc_offset: 0 [ 697.779730][T29867] F2FS-fs (loop2): Can't find valid F2FS filesystem in 2th superblock 21:20:04 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 697.803423][T29880] input: syz0 as /devices/virtual/input/input4236 [ 697.812419][T29877] input: syz0 as /devices/virtual/input/input4237 [ 697.832480][T29859] F2FS-fs (loop1): Found nat_bits in checkpoint [ 697.841728][T29867] F2FS-fs (loop2): invalid crc_offset: 0 21:20:04 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7518) [ 697.866714][T29864] F2FS-fs (loop4): Found nat_bits in checkpoint [ 697.925562][T29867] F2FS-fs (loop2): Found nat_bits in checkpoint [ 697.962398][T29895] input: syz0 as /devices/virtual/input/input4238 [ 697.990257][T29864] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 698.001282][T29864] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b [ 698.011118][T29859] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 698.018321][T29859] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:05 executing program 4: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(0xffffffffffffffff, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:05 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ba0) 21:20:05 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:05 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 698.082400][T29867] F2FS-fs (loop2): Try to recover 2th superblock, ret: 0 [ 698.093982][T29867] F2FS-fs (loop2): Mounted with checkpoint version = 753bd00b [ 698.115662][T29901] input: syz0 as /devices/virtual/input/input4239 21:20:05 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(0xffffffffffffffff, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:05 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7530) 21:20:05 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 698.190604][T29907] loop1: detected capacity change from 0 to 131072 21:20:05 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6bb8) [ 698.231337][T29908] input: syz0 as /devices/virtual/input/input4240 [ 698.246767][T29907] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:20:05 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7548) [ 698.277529][T29907] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 698.298695][T29912] input: syz0 as /devices/virtual/input/input4241 21:20:05 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6bd0) [ 698.371111][T29907] F2FS-fs (loop1): invalid crc_offset: 0 [ 698.388622][T29918] input: syz0 as /devices/virtual/input/input4242 21:20:05 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:05 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7560) [ 698.427995][T29907] F2FS-fs (loop1): Found nat_bits in checkpoint [ 698.467024][T29926] input: syz0 as /devices/virtual/input/input4243 [ 698.559562][T29907] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 698.581498][T29907] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 698.597120][T29932] input: syz0 as /devices/virtual/input/input4244 21:20:05 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:05 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6be8) 21:20:05 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:05 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7578) 21:20:05 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(0xffffffffffffffff, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:05 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 698.932860][T29937] loop1: detected capacity change from 0 to 131072 [ 698.946313][T29943] input: syz0 as /devices/virtual/input/input4245 [ 698.954448][T29944] input: syz0 as /devices/virtual/input/input4246 [ 699.007197][T29947] loop4: detected capacity change from 0 to 131072 [ 699.027917][T29937] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 699.036117][T29937] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 699.047797][T29937] F2FS-fs (loop1): invalid crc_offset: 0 21:20:05 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7590) 21:20:05 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6c00) [ 699.055455][T29947] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 699.107707][T29955] input: syz0 as /devices/virtual/input/input4247 [ 699.123871][T29956] input: syz0 as /devices/virtual/input/input4248 [ 699.131196][T29947] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock 21:20:06 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6c18) [ 699.157575][T29937] F2FS-fs (loop1): Found nat_bits in checkpoint [ 699.179114][T29947] F2FS-fs (loop4): invalid crc_offset: 0 21:20:06 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x75a8) [ 699.250750][T29937] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 699.259390][T29963] input: syz0 as /devices/virtual/input/input4249 [ 699.278409][T29937] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:06 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6c30) [ 699.320128][T29947] F2FS-fs (loop4): Found nat_bits in checkpoint [ 699.353279][T29968] input: syz0 as /devices/virtual/input/input4250 21:20:06 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x75c0) [ 699.382848][T29970] input: syz0 as /devices/virtual/input/input4251 [ 699.502742][T29974] input: syz0 as /devices/virtual/input/input4252 [ 699.582744][T29947] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 699.640731][T29947] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b 21:20:06 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:06 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6c48) 21:20:06 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:06 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x75d8) [ 699.750629][T29980] input: syz0 as /devices/virtual/input/input4253 [ 699.752234][T29978] loop1: detected capacity change from 0 to 131072 [ 699.768531][T29981] input: syz0 as /devices/virtual/input/input4254 [ 699.816288][T29978] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 699.824263][T29978] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock 21:20:06 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00'}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {0x0}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:06 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:06 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x75f0) 21:20:06 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6c60) [ 699.867838][T29978] F2FS-fs (loop1): invalid crc_offset: 0 [ 699.911559][T29991] input: syz0 as /devices/virtual/input/input4255 [ 699.939135][T29994] input: syz0 as /devices/virtual/input/input4256 [ 699.941269][T29995] input: syz0 as /devices/virtual/input/input4257 21:20:06 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6c78) 21:20:06 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7608) [ 699.968072][T29978] F2FS-fs (loop1): Found nat_bits in checkpoint 21:20:06 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00'}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}], 0x1, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:07 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7620) [ 700.067540][T30005] input: syz0 as /devices/virtual/input/input4258 [ 700.087821][T30006] input: syz0 as /devices/virtual/input/input4259 [ 700.099271][T30004] input: syz0 as /devices/virtual/input/input4260 [ 700.175231][T30011] input: syz0 as /devices/virtual/input/input4261 [ 700.227446][T29978] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 700.262191][T29978] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:07 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:07 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6c90) 21:20:07 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00'}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) process_vm_readv(0x0, 0x0, 0x0, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:07 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7638) 21:20:07 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:07 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 700.506663][T30016] loop1: detected capacity change from 0 to 131072 [ 700.528492][T30016] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 700.529575][T30018] input: syz0 as /devices/virtual/input/input4262 [ 700.536356][T30016] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock 21:20:07 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ca8) [ 700.552128][T30023] input: syz0 as /devices/virtual/input/input4263 [ 700.561777][T30020] input: syz0 as /devices/virtual/input/input4264 [ 700.582710][T30016] F2FS-fs (loop1): invalid crc_offset: 0 21:20:07 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7650) [ 700.625883][T30016] F2FS-fs (loop1): Found nat_bits in checkpoint 21:20:07 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00'}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) r1 = dup(0xffffffffffffffff) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 700.717699][T30016] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 700.732638][T30034] input: syz0 as /devices/virtual/input/input4266 [ 700.745419][T30032] input: syz0 as /devices/virtual/input/input4267 21:20:07 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6cc0) 21:20:07 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7668) [ 700.765748][T30016] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 700.790172][T30037] input: syz0 as /devices/virtual/input/input4268 21:20:07 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 700.819224][T30042] input: syz0 as /devices/virtual/input/input4269 [ 700.945482][T30045] input: syz0 as /devices/virtual/input/input4270 [ 701.044315][T30048] loop1: detected capacity change from 0 to 131072 [ 701.085731][T30048] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 701.094448][T30048] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 701.104695][T30048] F2FS-fs (loop1): invalid crc_offset: 0 [ 701.128436][T30048] F2FS-fs (loop1): Found nat_bits in checkpoint [ 701.171415][T30048] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 701.178611][T30048] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:08 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:08 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6cd8) 21:20:08 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7680) 21:20:08 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00'}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:08 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:08 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 701.359024][T30057] loop1: detected capacity change from 0 to 131072 [ 701.373942][T30055] input: syz0 as /devices/virtual/input/input4271 [ 701.382836][T30062] input: syz0 as /devices/virtual/input/input4272 [ 701.395952][T30057] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 701.405244][T30057] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 701.414339][T30059] input: syz0 as /devices/virtual/input/input4273 21:20:08 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7698) 21:20:08 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6cf0) [ 701.454222][T30057] F2FS-fs (loop1): invalid crc_offset: 0 21:20:08 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:08 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = dup(0xffffffffffffffff) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 701.508294][T30071] input: syz0 as /devices/virtual/input/input4275 21:20:08 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x76b0) [ 701.575271][T30076] input: syz0 as /devices/virtual/input/input4276 [ 701.587206][T30057] F2FS-fs (loop1): Found nat_bits in checkpoint 21:20:08 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d08) [ 701.620265][T30081] input: syz0 as /devices/virtual/input/input4277 [ 701.633965][T30083] input: syz0 as /devices/virtual/input/input4278 [ 701.749141][T30086] input: syz0 as /devices/virtual/input/input4279 [ 701.789946][T30057] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 701.801502][T30057] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:08 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:08 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:08 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x76c8) 21:20:08 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d20) 21:20:08 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:08 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 701.981109][T30091] input: syz0 as /devices/virtual/input/input4280 [ 701.981223][T30095] input: syz0 as /devices/virtual/input/input4281 [ 701.998355][T30098] loop1: detected capacity change from 0 to 131072 21:20:08 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x0, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:08 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d38) 21:20:08 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x76e0) [ 702.038607][T30101] loop4: detected capacity change from 0 to 131072 [ 702.066740][T30098] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:20:09 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 702.092937][T30101] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 702.094620][T30098] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 702.131862][T30101] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 702.141226][T30107] input: syz0 as /devices/virtual/input/input4282 [ 702.167219][T30109] input: syz0 as /devices/virtual/input/input4283 [ 702.167571][T30098] F2FS-fs (loop1): invalid crc_offset: 0 [ 702.174405][T30111] input: syz0 as /devices/virtual/input/input4284 [ 702.183570][T30101] F2FS-fs (loop4): invalid crc_offset: 0 21:20:09 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x76f8) 21:20:09 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d50) [ 702.224919][T30098] F2FS-fs (loop1): Found nat_bits in checkpoint [ 702.264010][T30122] input: syz0 as /devices/virtual/input/input4285 [ 702.292907][T30101] F2FS-fs (loop4): Found nat_bits in checkpoint [ 702.349624][T30125] input: syz0 as /devices/virtual/input/input4286 [ 702.377248][T30098] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 702.395621][T30098] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 702.427033][T30101] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 702.437977][T30101] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b 21:20:09 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d68) 21:20:09 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:09 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x0, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:09 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:09 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:09 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7710) [ 702.515007][T30134] loop1: detected capacity change from 0 to 131072 [ 702.515132][T30135] input: syz0 as /devices/virtual/input/input4288 [ 702.524060][T30130] input: syz0 as /devices/virtual/input/input4287 [ 702.538763][T30136] input: syz0 as /devices/virtual/input/input4289 [ 702.542806][T30134] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:20:09 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d80) 21:20:09 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7728) 21:20:09 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x0, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 702.579810][T30138] loop4: detected capacity change from 0 to 131072 [ 702.592743][T30134] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 702.613500][T30138] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 702.673981][T30144] input: syz0 as /devices/virtual/input/input4290 [ 702.684126][T30146] input: syz0 as /devices/virtual/input/input4291 [ 702.691216][T30138] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 702.700914][T30134] F2FS-fs (loop1): invalid crc_offset: 0 21:20:09 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6d98) 21:20:09 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7740) [ 702.727143][T30138] F2FS-fs (loop4): invalid crc_offset: 0 [ 702.735734][T30134] F2FS-fs (loop1): Found nat_bits in checkpoint 21:20:09 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 702.806928][T30156] input: syz0 as /devices/virtual/input/input4292 [ 702.823680][T30134] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 702.825696][T30158] input: syz0 as /devices/virtual/input/input4293 21:20:09 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6db0) [ 702.863220][T30134] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 702.871670][T30138] F2FS-fs (loop4): Found nat_bits in checkpoint 21:20:09 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00'}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) ptrace$cont(0x1f, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:09 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:09 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7758) 21:20:09 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00'}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:09 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 702.981373][T30138] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 703.010219][T30138] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b [ 703.019717][T30165] input: syz0 as /devices/virtual/input/input4294 [ 703.074808][T30173] loop1: detected capacity change from 0 to 131072 [ 703.076194][T30172] input: syz0 as /devices/virtual/input/input4295 [ 703.086605][T30171] input: syz0 as /devices/virtual/input/input4296 21:20:10 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6dc8) [ 703.122350][T30173] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:20:10 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7770) 21:20:10 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x0) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 703.180510][T30173] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 703.195235][T30178] input: syz0 as /devices/virtual/input/input4297 21:20:10 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00'}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) ptrace$cont(0x1f, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 703.222734][T30181] input: syz0 as /devices/virtual/input/input4298 [ 703.237742][T30182] input: syz0 as /devices/virtual/input/input4299 [ 703.259779][T30173] F2FS-fs (loop1): invalid crc_offset: 0 21:20:10 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00'}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) ptrace$cont(0x1f, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:10 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6de0) 21:20:10 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:10 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7788) [ 703.293848][T30189] input: syz0 as /devices/virtual/input/input4300 [ 703.294789][T30173] F2FS-fs (loop1): Found nat_bits in checkpoint [ 703.375939][T30196] input: syz0 as /devices/virtual/input/input4301 [ 703.377840][T30199] input: syz0 as /devices/virtual/input/input4302 [ 703.392388][T30197] input: syz0 as /devices/virtual/input/input4303 21:20:10 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:10 executing program 2: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)="b0", 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:10 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6df8) 21:20:10 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x77a0) 21:20:10 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 703.545747][T30173] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 703.567797][T30173] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 703.630605][T30206] input: syz0 as /devices/virtual/input/input4304 [ 703.646199][T30209] loop2: detected capacity change from 0 to 131072 [ 703.654901][T30211] input: syz0 as /devices/virtual/input/input4305 21:20:10 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r0 = dup(0xffffffffffffffff) write$6lowpan_enable(r0, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:10 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6e10) [ 703.685118][T30209] F2FS-fs (loop2): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 703.695160][T30209] F2FS-fs (loop2): Can't find valid F2FS filesystem in 2th superblock [ 703.714996][T30209] F2FS-fs (loop2): invalid crc_offset: 0 [ 703.769912][T30209] F2FS-fs (loop2): Found nat_bits in checkpoint [ 703.776657][T30217] loop1: detected capacity change from 0 to 131072 [ 703.786443][T30217] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 703.797517][T30221] input: syz0 as /devices/virtual/input/input4306 21:20:10 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x77b8) [ 703.823047][T30217] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 703.852865][T30217] F2FS-fs (loop1): invalid crc_offset: 0 [ 703.887517][T30209] F2FS-fs (loop2): Try to recover 2th superblock, ret: 0 [ 703.894750][T30209] F2FS-fs (loop2): Mounted with checkpoint version = 753bd00b [ 703.919255][T30217] F2FS-fs (loop1): Found nat_bits in checkpoint [ 703.950006][T30228] input: syz0 as /devices/virtual/input/input4307 [ 703.998545][T30217] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 704.006938][T30217] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:11 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) ptrace$cont(0x1f, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:11 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6e28) 21:20:11 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:11 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) ptrace$cont(0x1f, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:11 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x77d0) 21:20:11 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 704.224363][T30235] loop1: detected capacity change from 0 to 131072 [ 704.236688][T30234] input: syz0 as /devices/virtual/input/input4308 [ 704.245092][T30241] input: syz0 as /devices/virtual/input/input4311 [ 704.253116][T30236] input: syz0 as /devices/virtual/input/input4310 [ 704.259717][T30239] input: syz0 as /devices/virtual/input/input4309 21:20:11 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:11 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6e40) [ 704.270476][T30235] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 704.278979][T30235] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 704.305721][T30235] F2FS-fs (loop1): invalid crc_offset: 0 21:20:11 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x77e8) [ 704.358960][T30249] input: syz0 as /devices/virtual/input/input4312 21:20:11 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6e58) [ 704.405646][T30254] input: syz0 as /devices/virtual/input/input4313 [ 704.419044][T30235] F2FS-fs (loop1): Found nat_bits in checkpoint 21:20:11 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7800) 21:20:11 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) dup(r0) write$6lowpan_enable(0xffffffffffffffff, &(0x7f0000000000)='0', 0xfffffd2c) r1 = getpid() process_vm_readv(r1, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 704.480110][T30259] input: syz0 as /devices/virtual/input/input4314 [ 704.519174][T30261] input: syz0 as /devices/virtual/input/input4315 21:20:11 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) ptrace$cont(0x1f, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:11 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6e70) 21:20:11 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7818) [ 704.597814][T30235] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 704.606288][T30235] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 704.632475][T30268] input: syz0 as /devices/virtual/input/input4316 [ 704.641693][T30270] input: syz0 as /devices/virtual/input/input4317 [ 704.717699][T30271] input: syz0 as /devices/virtual/input/input4318 21:20:11 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:11 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:11 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7830) 21:20:11 executing program 2: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:11 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6e88) [ 704.936090][T30279] input: syz0 as /devices/virtual/input/input4319 [ 704.944424][T30281] loop1: detected capacity change from 0 to 131072 [ 704.954775][T30280] input: syz0 as /devices/virtual/input/input4320 21:20:11 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ea0) [ 704.993915][T30284] loop2: detected capacity change from 0 to 131072 [ 705.001851][T30284] F2FS-fs (loop2): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 705.012262][T30284] F2FS-fs (loop2): Can't find valid F2FS filesystem in 2th superblock [ 705.023352][T30284] F2FS-fs (loop2): invalid crc_offset: 0 [ 705.036153][T30281] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:20:12 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7848) [ 705.057590][T30281] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 705.067143][T30290] input: syz0 as /devices/virtual/input/input4321 [ 705.094410][T30284] F2FS-fs (loop2): Found nat_bits in checkpoint [ 705.103429][T30281] F2FS-fs (loop1): invalid crc_offset: 0 21:20:12 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) getpid() process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:12 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6eb8) [ 705.128792][T30296] input: syz0 as /devices/virtual/input/input4322 [ 705.157697][T30281] F2FS-fs (loop1): Found nat_bits in checkpoint 21:20:12 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) ptrace$cont(0x1f, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:12 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7860) 21:20:12 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) getpid() process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) [ 705.250176][T30302] input: syz0 as /devices/virtual/input/input4323 [ 705.289151][T30281] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 705.300285][T30305] input: syz0 as /devices/virtual/input/input4324 [ 705.316759][T30281] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 705.327539][T30306] input: syz0 as /devices/virtual/input/input4325 21:20:12 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ed0) 21:20:12 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7878) 21:20:12 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 705.374425][T30284] F2FS-fs (loop2): Try to recover 2th superblock, ret: 0 [ 705.381585][T30284] F2FS-fs (loop2): Mounted with checkpoint version = 753bd00b [ 705.449971][T30312] input: syz0 as /devices/virtual/input/input4326 [ 705.484908][T30315] input: syz0 as /devices/virtual/input/input4327 [ 705.502969][T30317] loop1: detected capacity change from 0 to 131072 [ 705.519549][T30317] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 705.535248][T30317] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock 21:20:12 executing program 2: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4006000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:12 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) getpid() process_vm_readv(0x0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) 21:20:12 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ee8) 21:20:12 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7890) 21:20:12 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, 0x0, 0x0, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 705.559922][T30317] F2FS-fs (loop1): invalid crc_offset: 0 [ 705.639435][T30317] F2FS-fs (loop1): Found nat_bits in checkpoint [ 705.658195][T30327] input: syz0 as /devices/virtual/input/input4328 [ 705.670292][T30330] input: syz0 as /devices/virtual/input/input4329 21:20:12 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9], [], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40]}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) r1 = openat$zero(0xffffffffffffff9c, 0x0, 0x80000, 0x0) ioctl$KVM_SET_MSRS(r1, 0x4008ae89, &(0x7f0000000240)=ANY=[@ANYBLOB="0700000000000000c20000000000000003000000000000004a080000000000000000000000000000880000000000000000000000000000000000000000000000390700000000000047090000000000000900000000000000ef080000000000000000000000000000f50800000000000000000000000000003655ccc2c4f68e4bb296e69b92aa2d305a9e24d01909579ee1eac0f6474fef7054e6f48c619b6a87cc470d33c16a6da1f5d770dea4c04f57efc5c87640fd258e47e07f63c37ed60ef71e43f41c4b4efd892f4568dcd2fd8d91"]) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r3, r4, &(0x7f0000fdb000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f0000000080)="f20f1a7b96c4c1f172d0e6edc74424000b000000c744240201800000c7442406000000000f011c2466420f38810c4c0f20c035000000200f22c00f0017c744240018010000c7442402dc610000ff2c24470fa31c54c7442400a9000000c7442402fe9c0000ff2c2466b84a008ee0", 0x6e}], 0x1, 0x40, 0x0, 0x0) ioctl$UI_DEV_CREATE(r1, 0x5501) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000fe4000/0x18000)=nil, &(0x7f0000000140)=[@text32={0x20, &(0x7f0000000000)="660f388072040f01c30f0966b819008ec065656626266066baf80cb8969bd582ef66bafc0c66ed360f090ff9cd260f3166baf80cb8bcc8d18aef66bafc0cb82a000000ef", 0x44}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) syz_kvm_setup_cpu$x86(r1, r4, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000003580)=[@text16={0x10, &(0x7f00000032c0)="66b9ed0a000066b80068000066ba000000000f30a158f336f30fc730b845008ec8ff597266b8eb52e8190f23d00f21f86635300000000f23f8b8ec008ed0baf80c66b8f8310d8866efbafc0ced2ecd7c0f08", 0x52}], 0x1, 0xc, &(0x7f0000000180)=[@flags, @vmwrite={0x8, 0x0, 0x18, 0x0, 0x1, 0x0, 0x2, 0x0, 0xfff}], 0x100000000000000d) ioctl$UI_SET_ABSBIT(r1, 0x40045567, 0x5) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:12 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, 0x0, 0x0, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:20:12 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f00) 21:20:12 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x78a8) [ 705.720529][T30332] loop2: detected capacity change from 0 to 131120 [ 705.735569][T30332] F2FS-fs (loop2): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 705.752247][T30332] F2FS-fs (loop2): Can't find valid F2FS filesystem in 2th superblock 21:20:12 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, 0x0, 0x0, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 705.778195][T30332] F2FS-fs (loop2): invalid crc_offset: 0 [ 705.798298][T30340] input: syz0 as /devices/virtual/input/input4330 [ 705.802069][T30339] input: syz0 as /devices/virtual/input/input4331 [ 705.817999][T30342] input: syz0 as /devices/virtual/input/input4332 21:20:12 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}], 0x1, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 705.839303][T30317] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 705.854425][T30332] F2FS-fs (loop2): Found nat_bits in checkpoint [ 705.863275][T30317] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:12 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 705.979628][T30332] F2FS-fs (loop2): Try to recover 2th superblock, ret: 0 [ 705.992420][T30332] F2FS-fs (loop2): Mounted with checkpoint version = 753bd00b 21:20:12 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, 0x0, 0x0, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:20:12 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x78c0) 21:20:12 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}], 0x1, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:20:12 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f18) [ 706.048003][T30356] loop1: detected capacity change from 0 to 131072 [ 706.066976][T30359] input: syz0 as /devices/virtual/input/input4333 [ 706.070199][T30360] input: syz0 as /devices/virtual/input/input4334 21:20:13 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}], 0x1, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 706.115167][T30356] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 706.128232][T30356] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 706.186244][T30356] F2FS-fs (loop1): invalid crc_offset: 0 [ 706.242615][T30356] F2FS-fs (loop1): Found nat_bits in checkpoint [ 706.279457][T30356] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 706.288283][T30356] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:13 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4004c00, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:13 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f30) 21:20:13 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9], [], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40]}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) r1 = openat$zero(0xffffffffffffff9c, 0x0, 0x80000, 0x0) ioctl$KVM_SET_MSRS(r1, 0x4008ae89, &(0x7f0000000240)=ANY=[@ANYBLOB="0700000000000000c20000000000000003000000000000004a080000000000000000000000000000880000000000000000000000000000000000000000000000390700000000000047090000000000000900000000000000ef080000000000000000000000000000f50800000000000000000000000000003655ccc2c4f68e4bb296e69b92aa2d305a9e24d01909579ee1eac0f6474fef7054e6f48c619b6a87cc470d33c16a6da1f5d770dea4c04f57efc5c87640fd258e47e07f63c37ed60ef71e43f41c4b4efd892f4568dcd2fd8d91"]) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r3, r4, &(0x7f0000fdb000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f0000000080)="f20f1a7b96c4c1f172d0e6edc74424000b000000c744240201800000c7442406000000000f011c2466420f38810c4c0f20c035000000200f22c00f0017c744240018010000c7442402dc610000ff2c24470fa31c54c7442400a9000000c7442402fe9c0000ff2c2466b84a008ee0", 0x6e}], 0x1, 0x40, 0x0, 0x0) ioctl$UI_DEV_CREATE(r1, 0x5501) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000fe4000/0x18000)=nil, &(0x7f0000000140)=[@text32={0x20, &(0x7f0000000000)="660f388072040f01c30f0966b819008ec065656626266066baf80cb8969bd582ef66bafc0c66ed360f090ff9cd260f3166baf80cb8bcc8d18aef66bafc0cb82a000000ef", 0x44}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) syz_kvm_setup_cpu$x86(r1, r4, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000003580)=[@text16={0x10, &(0x7f00000032c0)="66b9ed0a000066b80068000066ba000000000f30a158f336f30fc730b845008ec8ff597266b8eb52e8190f23d00f21f86635300000000f23f8b8ec008ed0baf80c66b8f8310d8866efbafc0ced2ecd7c0f08", 0x52}], 0x1, 0xc, &(0x7f0000000180)=[@flags, @vmwrite={0x8, 0x0, 0x18, 0x0, 0x1, 0x0, 0x2, 0x0, 0xfff}], 0x100000000000000d) ioctl$UI_SET_ABSBIT(r1, 0x40045567, 0x5) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:13 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {0x0}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:20:13 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x78d8) 21:20:13 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 706.383369][T30379] input: syz0 as /devices/virtual/input/input4335 [ 706.395377][T30382] input: syz0 as /devices/virtual/input/input4336 [ 706.395523][T30378] loop1: detected capacity change from 0 to 131072 [ 706.409013][T30380] input: syz0 as /devices/virtual/input/input4337 [ 706.424866][T30378] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 706.426446][T30384] loop4: detected capacity change from 0 to 131110 [ 706.432840][T30378] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 706.453945][T30384] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 706.473482][T30384] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock 21:20:13 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f48) 21:20:13 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x78f0) [ 706.486346][T30378] F2FS-fs (loop1): invalid crc_offset: 0 [ 706.503549][T30384] F2FS-fs (loop4): invalid crc_offset: 0 [ 706.514533][T30393] input: syz0 as /devices/virtual/input/input4338 21:20:13 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {0x0}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 706.543130][T30378] F2FS-fs (loop1): Found nat_bits in checkpoint [ 706.581899][T30384] F2FS-fs (loop4): Found nat_bits in checkpoint 21:20:13 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f60) 21:20:13 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {0x0}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 706.598562][T30403] input: syz0 as /devices/virtual/input/input4339 21:20:13 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9], [], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40]}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) r1 = openat$zero(0xffffffffffffff9c, 0x0, 0x80000, 0x0) ioctl$KVM_SET_MSRS(r1, 0x4008ae89, &(0x7f0000000240)=ANY=[@ANYBLOB="0700000000000000c20000000000000003000000000000004a080000000000000000000000000000880000000000000000000000000000000000000000000000390700000000000047090000000000000900000000000000ef080000000000000000000000000000f50800000000000000000000000000003655ccc2c4f68e4bb296e69b92aa2d305a9e24d01909579ee1eac0f6474fef7054e6f48c619b6a87cc470d33c16a6da1f5d770dea4c04f57efc5c87640fd258e47e07f63c37ed60ef71e43f41c4b4efd892f4568dcd2fd8d91"]) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r3, r4, &(0x7f0000fdb000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f0000000080)="f20f1a7b96c4c1f172d0e6edc74424000b000000c744240201800000c7442406000000000f011c2466420f38810c4c0f20c035000000200f22c00f0017c744240018010000c7442402dc610000ff2c24470fa31c54c7442400a9000000c7442402fe9c0000ff2c2466b84a008ee0", 0x6e}], 0x1, 0x40, 0x0, 0x0) ioctl$UI_DEV_CREATE(r1, 0x5501) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000fe4000/0x18000)=nil, &(0x7f0000000140)=[@text32={0x20, &(0x7f0000000000)="660f388072040f01c30f0966b819008ec065656626266066baf80cb8969bd582ef66bafc0c66ed360f090ff9cd260f3166baf80cb8bcc8d18aef66bafc0cb82a000000ef", 0x44}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) syz_kvm_setup_cpu$x86(r1, r4, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000003580)=[@text16={0x10, &(0x7f00000032c0)="66b9ed0a000066b80068000066ba000000000f30a158f336f30fc730b845008ec8ff597266b8eb52e8190f23d00f21f86635300000000f23f8b8ec008ed0baf80c66b8f8310d8866efbafc0ced2ecd7c0f08", 0x52}], 0x1, 0xc, &(0x7f0000000180)=[@flags, @vmwrite={0x8, 0x0, 0x18, 0x0, 0x1, 0x0, 0x2, 0x0, 0xfff}], 0x100000000000000d) ioctl$UI_SET_ABSBIT(r1, 0x40045567, 0x5) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 706.680224][T30407] input: syz0 as /devices/virtual/input/input4340 [ 706.682258][T30378] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 706.698773][T30378] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:13 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) openat$ttynull(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:13 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:13 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7908) [ 706.736814][T30384] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 706.747314][T30384] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b 21:20:13 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f78) [ 706.783035][T30414] input: syz0 as /devices/virtual/input/input4341 21:20:13 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7920) 21:20:13 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000006180)=""/152, 0x98}], 0x1, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 706.873529][T30420] input: syz0 as /devices/virtual/input/input4342 [ 706.891695][T30422] input: syz0 as /devices/virtual/input/input4343 [ 706.907605][T30425] input: syz0 as /devices/virtual/input/input4344 21:20:13 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9], [], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40]}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) r1 = openat$zero(0xffffffffffffff9c, 0x0, 0x80000, 0x0) ioctl$KVM_SET_MSRS(r1, 0x4008ae89, &(0x7f0000000240)=ANY=[@ANYBLOB="0700000000000000c20000000000000003000000000000004a080000000000000000000000000000880000000000000000000000000000000000000000000000390700000000000047090000000000000900000000000000ef080000000000000000000000000000f50800000000000000000000000000003655ccc2c4f68e4bb296e69b92aa2d305a9e24d01909579ee1eac0f6474fef7054e6f48c619b6a87cc470d33c16a6da1f5d770dea4c04f57efc5c87640fd258e47e07f63c37ed60ef71e43f41c4b4efd892f4568dcd2fd8d91"]) ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r3, r4, &(0x7f0000fdb000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f0000000080)="f20f1a7b96c4c1f172d0e6edc74424000b000000c744240201800000c7442406000000000f011c2466420f38810c4c0f20c035000000200f22c00f0017c744240018010000c7442402dc610000ff2c24470fa31c54c7442400a9000000c7442402fe9c0000ff2c2466b84a008ee0", 0x6e}], 0x1, 0x40, 0x0, 0x0) ioctl$UI_DEV_CREATE(r1, 0x5501) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000fe4000/0x18000)=nil, &(0x7f0000000140)=[@text32={0x20, &(0x7f0000000000)="660f388072040f01c30f0966b819008ec065656626266066baf80cb8969bd582ef66bafc0c66ed360f090ff9cd260f3166baf80cb8bcc8d18aef66bafc0cb82a000000ef", 0x44}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) syz_kvm_setup_cpu$x86(r1, r4, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000003580)=[@text16={0x10, &(0x7f00000032c0)="66b9ed0a000066b80068000066ba000000000f30a158f336f30fc730b845008ec8ff597266b8eb52e8190f23d00f21f86635300000000f23f8b8ec008ed0baf80c66b8f8310d8866efbafc0ced2ecd7c0f08", 0x52}], 0x1, 0xc, &(0x7f0000000180)=[@flags, @vmwrite={0x8, 0x0, 0x18, 0x0, 0x1, 0x0, 0x2, 0x0, 0xfff}], 0x100000000000000d) ioctl$UI_SET_ABSBIT(r1, 0x40045567, 0x5) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:13 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f90) 21:20:13 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7938) 21:20:13 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000006180)=""/152, 0x98}], 0x1, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) [ 707.020475][T30435] input: syz0 as /devices/virtual/input/input4345 [ 707.038131][T30433] loop1: detected capacity change from 0 to 131072 21:20:14 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7950) 21:20:14 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6fa8) [ 707.069318][T30436] input: syz0 as /devices/virtual/input/input4346 [ 707.103802][T30440] input: syz0 as /devices/virtual/input/input4347 [ 707.147123][T30433] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 707.156542][T30444] input: syz0 as /devices/virtual/input/input4348 [ 707.230122][T30447] input: syz0 as /devices/virtual/input/input4349 [ 707.262283][T30433] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 707.281963][T30433] F2FS-fs (loop1): invalid crc_offset: 0 [ 707.303368][T30433] F2FS-fs (loop1): Found nat_bits in checkpoint [ 707.367305][T30433] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 707.383638][T30433] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:14 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:14 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000006180)=""/152, 0x98}], 0x1, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:20:14 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7968) 21:20:14 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6fc0) 21:20:14 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 707.557191][T30462] input: syz0 as /devices/virtual/input/input4350 [ 707.564520][T30461] input: syz0 as /devices/virtual/input/input4351 21:20:14 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6fd8) [ 707.603618][T30465] loop1: detected capacity change from 0 to 131072 [ 707.680168][T30470] input: syz0 as /devices/virtual/input/input4352 [ 707.693114][T30466] loop4: detected capacity change from 0 to 131072 [ 707.720863][T30465] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 707.733834][T30466] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 707.746020][T30465] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 707.764705][T30466] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 707.777066][T30466] F2FS-fs (loop4): invalid crc_offset: 0 [ 707.783197][T30465] F2FS-fs (loop1): invalid crc_offset: 0 [ 707.792984][T30466] F2FS-fs (loop4): Found nat_bits in checkpoint [ 707.799315][T30465] F2FS-fs (loop1): Found nat_bits in checkpoint [ 707.877290][T30465] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 707.889716][T30465] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 707.899012][T30466] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 707.910716][T30466] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b 21:20:14 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) openat$ttynull(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:14 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7980) 21:20:14 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{0x0}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:20:14 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6ff0) 21:20:14 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:14 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x6f78) [ 708.094528][T30485] input: syz0 as /devices/virtual/input/input4353 [ 708.102863][T30486] loop1: detected capacity change from 0 to 131072 [ 708.122260][T30482] input: syz0 as /devices/virtual/input/input4354 [ 708.135846][T30488] input: syz0 as /devices/virtual/input/input4355 21:20:15 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{0x0}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:20:15 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7008) 21:20:15 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7998) [ 708.145923][T30486] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 708.160374][T30486] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 708.170358][T30489] input: syz0 as /devices/virtual/input/input4356 21:20:15 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) openat$ttynull(0xffffffffffffff9c, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 708.237330][T30486] F2FS-fs (loop1): invalid crc_offset: 0 [ 708.250426][T30495] input: syz0 as /devices/virtual/input/input4357 21:20:15 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{0x0}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x5f}], 0x1, 0x0) 21:20:15 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x79b0) [ 708.299795][T30500] input: syz0 as /devices/virtual/input/input4358 [ 708.338067][T30502] input: syz0 as /devices/virtual/input/input4359 [ 708.377660][T30486] F2FS-fs (loop1): Found nat_bits in checkpoint [ 708.452610][T30511] input: syz0 as /devices/virtual/input/input4360 [ 708.528685][T30486] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 708.557942][T30486] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:15 executing program 2: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:15 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7020) 21:20:15 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, 0x0, 0x0, 0x0) 21:20:15 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:15 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x79c8) [ 708.741706][T30518] input: syz0 as /devices/virtual/input/input4361 [ 708.744187][T30520] loop1: detected capacity change from 0 to 131072 [ 708.756237][T30519] input: syz0 as /devices/virtual/input/input4362 [ 708.788600][T30522] loop2: detected capacity change from 0 to 131072 [ 708.797521][T30522] F2FS-fs (loop2): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 708.806359][T30522] F2FS-fs (loop2): Can't find valid F2FS filesystem in 2th superblock [ 708.818157][T30522] F2FS-fs (loop2): invalid crc_offset: 0 [ 708.827272][T30520] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:20:15 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, 0x0, 0x0, 0x0) 21:20:15 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7038) 21:20:15 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x79e0) [ 708.836472][T30520] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 708.858416][T30520] F2FS-fs (loop1): invalid crc_offset: 0 [ 708.878251][T30530] input: syz0 as /devices/virtual/input/input4363 21:20:15 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, 0x0, 0x0, 0x0) [ 708.898406][T30534] input: syz0 as /devices/virtual/input/input4364 [ 708.908463][T30522] F2FS-fs (loop2): Found nat_bits in checkpoint [ 708.929218][T30520] F2FS-fs (loop1): Found nat_bits in checkpoint 21:20:15 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x400467f, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:15 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7050) 21:20:15 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x79f8) [ 709.060256][T30522] F2FS-fs (loop2): Try to recover 2th superblock, ret: 0 [ 709.069129][T30522] F2FS-fs (loop2): Mounted with checkpoint version = 753bd00b 21:20:16 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) openat$ttynull(0xffffffffffffff9c, 0x0, 0x0, 0x0) ptrace$cont(0x1f, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:16 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640), 0x0, 0x0) [ 709.101517][T30542] input: syz0 as /devices/virtual/input/input4365 [ 709.104065][T30544] input: syz0 as /devices/virtual/input/input4366 [ 709.115987][T30520] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 709.127098][T30546] loop4: detected capacity change from 0 to 131107 [ 709.137615][T30520] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:16 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:16 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7a10) 21:20:16 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640), 0x0, 0x0) [ 709.153731][T30546] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 709.165752][T30546] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 709.184250][T30546] F2FS-fs (loop4): invalid crc_offset: 0 21:20:16 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7068) 21:20:16 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)="ff", 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 709.266227][T30556] input: syz0 as /devices/virtual/input/input4367 [ 709.291152][T30546] F2FS-fs (loop4): Found nat_bits in checkpoint [ 709.304524][T30562] input: syz0 as /devices/virtual/input/input4368 21:20:16 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640), 0x0, 0x0) 21:20:16 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7a28) [ 709.310368][T30563] input: syz0 as /devices/virtual/input/input4369 [ 709.405411][T30570] input: syz0 as /devices/virtual/input/input4370 [ 709.459265][T30546] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 709.486346][T30546] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b 21:20:16 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{0x0}], 0x1, 0x0) 21:20:16 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7080) 21:20:16 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 709.558535][T30578] loop1: detected capacity change from 0 to 131072 [ 709.558786][T30579] input: syz0 as /devices/virtual/input/input4371 [ 709.614600][T30578] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 709.640885][T30578] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 709.660211][T30578] F2FS-fs (loop1): invalid crc_offset: 0 [ 709.678786][T30578] F2FS-fs (loop1): Found nat_bits in checkpoint [ 709.716461][T30578] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 709.723692][T30578] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:16 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7a40) 21:20:16 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) openat$ttynull(0xffffffffffffff9c, 0x0, 0x0, 0x0) ptrace$cont(0x1f, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:16 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{0x0}], 0x1, 0x0) 21:20:16 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7098) 21:20:16 executing program 4: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) openat$ttynull(0xffffffffffffff9c, 0x0, 0x0, 0x0) ptrace$cont(0x1f, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) 21:20:16 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:16 executing program 5: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x36}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{0x0}], 0x1, 0x0) [ 709.839610][T30591] loop1: detected capacity change from 0 to 131072 [ 709.842504][T30592] input: syz0 as /devices/virtual/input/input4372 [ 709.852470][T30590] input: syz0 as /devices/virtual/input/input4373 [ 709.872835][T30594] input: syz0 as /devices/virtual/input/input4374 21:20:16 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x70b0) 21:20:16 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7a58) [ 709.911651][T30591] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 709.919563][T30591] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 709.937038][T30595] input: syz0 as /devices/virtual/input/input4375 21:20:16 executing program 5: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) r3 = getpid() process_vm_readv(r3, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) openat$ttynull(0xffffffffffffff9c, 0x0, 0x0, 0x0) ptrace$cont(0x1f, 0x0, 0x0, 0x0) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 709.983725][T30591] F2FS-fs (loop1): invalid crc_offset: 0 [ 710.026887][T30608] input: syz0 as /devices/virtual/input/input4376 [ 710.041845][T30605] input: syz0 as /devices/virtual/input/input4377 21:20:17 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7a70) [ 710.092152][T30612] input: syz0 as /devices/virtual/input/input4378 [ 710.100687][T30591] F2FS-fs (loop1): Found nat_bits in checkpoint [ 710.118823][T30616] input: syz0 as /devices/virtual/input/input4379 21:20:17 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x70c8) 21:20:17 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7a88) [ 710.222234][T30621] input: syz0 as /devices/virtual/input/input4380 [ 710.258387][T30591] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 710.277201][T30623] input: syz0 as /devices/virtual/input/input4381 [ 710.315221][T30591] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:17 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 710.599754][T30627] loop1: detected capacity change from 0 to 131072 [ 710.616677][T30627] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 710.624868][T30627] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 710.633825][T30627] F2FS-fs (loop1): invalid crc_offset: 0 21:20:17 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x1068) 21:20:17 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000080)={{0x3, 0x3, 0x4, 0x72}, 'syz1\x00', 0x8}) 21:20:17 executing program 5: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4004600, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:17 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7aa0) 21:20:17 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x70e0) [ 710.651690][T30627] F2FS-fs (loop1): Found nat_bits in checkpoint [ 710.676452][T30634] loop5: detected capacity change from 0 to 131107 [ 710.687732][T30638] input: syz0 as /devices/virtual/input/input4382 [ 710.699342][T30637] input: syz0 as /devices/virtual/input/input4383 [ 710.707997][T30636] input: syz0 as /devices/virtual/input/input4384 [ 710.739004][T30634] F2FS-fs (loop5): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:20:17 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7ab8) 21:20:17 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x70f8) [ 710.756049][T30634] F2FS-fs (loop5): Can't find valid F2FS filesystem in 2th superblock [ 710.763139][T30640] input: syz0 as /devices/virtual/input/input4385 [ 710.783224][T30627] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 21:20:17 executing program 2: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) r1 = syz_open_dev$video(&(0x7f0000000040), 0x80, 0x0) ioctl$VIDIOC_S_SELECTION(r1, 0xc040565f, &(0x7f0000000080)={0x2, 0x0, 0x0, {0x600}}) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x3, 0x100010, r1, 0x32117000) [ 710.815990][T30627] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 710.819698][T30645] input: syz0 as /devices/virtual/input/input4386 [ 710.830472][T30647] input: syz0 as /devices/virtual/input/input4387 [ 710.844082][T30634] F2FS-fs (loop5): invalid crc_offset: 0 21:20:17 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4004200, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:17 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 710.861146][T30651] input: syz0 as /devices/virtual/input/input4388 21:20:17 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7110) 21:20:17 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7ad0) [ 710.898990][T30634] F2FS-fs (loop5): Found nat_bits in checkpoint [ 710.901597][T30655] loop4: detected capacity change from 0 to 131105 21:20:17 executing program 2: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xff0) [ 710.980946][T30661] input: syz0 as /devices/virtual/input/input4390 [ 710.981012][T30662] input: syz0 as /devices/virtual/input/input4389 [ 710.998433][T30655] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 711.008326][T30665] loop1: detected capacity change from 0 to 131072 [ 711.016925][T30655] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock 21:20:17 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7ae8) [ 711.029201][T30666] input: syz0 as /devices/virtual/input/input4391 [ 711.030440][T30665] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 711.047057][T30665] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 711.056790][T30634] F2FS-fs (loop5): Try to recover 2th superblock, ret: 0 [ 711.068672][T30655] F2FS-fs (loop4): invalid crc_offset: 0 [ 711.092601][T30634] F2FS-fs (loop5): Mounted with checkpoint version = 753bd00b [ 711.107418][T30665] F2FS-fs (loop1): invalid crc_offset: 0 [ 711.126835][T30655] F2FS-fs (loop4): Found nat_bits in checkpoint [ 711.134323][T30665] F2FS-fs (loop1): Found nat_bits in checkpoint [ 711.134537][T30677] input: syz0 as /devices/virtual/input/input4392 21:20:18 executing program 5: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x400003b, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:18 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7128) 21:20:18 executing program 2: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0xffffffffffffffff, 0x0, &(0x7f00000000c0)=0x81) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {0x0, 0x0, 0x3}, 0x4a, [], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50]}, 0x45c) rt_sigqueueinfo(0x0, 0x6, &(0x7f00000001c0)={0x19, 0x2eafd89a, 0x5}) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) prlimit64(0xffffffffffffffff, 0x4, &(0x7f0000000100)={0x4, 0x2}, &(0x7f0000000180)) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) ioctl$KVM_SET_MSRS(0xffffffffffffffff, 0x4008ae89, &(0x7f0000000240)=ANY=[@ANYBLOB="0700000000000000c20000000000000003000000000000004a080000000000000000000000000000880000000000000000000000000000000000000000000000390700000000000047090000000000000900000000000000ef080000000000000000000000000000f5480000000000000000000000000000283bb23093ec2472ce9d1989f411a9bb104a257e9d92c2f66cd4c3265b19d721fadc3f6006da064f6e7cec892bf4578eb9eb93350b4cdd52ea4e0dace293b5096f3e039f5ac0e4ed94dd9ead687fc8432a5223caff5662a78304bd95dfad63323f0a0cf20000000000"]) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r2, r3, &(0x7f0000fdb000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, &(0x7f0000000080)="f20f1a7b96c4c1f172d0e6edc74424000b000000c744240201800000c7442406000000000f011c2466420f38810c4c0f20c035000000200f22c00f0017c744240018010000c7442402dc610000ff2c24470fa31c54c7442400a9000000c7442402fe9c0000ff2c2466b84a008ee0", 0x6e}], 0x1, 0x40, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe4000/0x18000)=nil, &(0x7f0000000140)=[@text32={0x20, &(0x7f0000000000)="660f388072040f01c30f0966b819008ec065656626266066baf80cb8969bd582ef66bafc0c66ed360f090ff9cd260f3166baf80cb8bcc8d18aef66bafc0cb82a000000ef", 0x44}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000003580)=[@text16={0x10, &(0x7f00000032c0)="66b9ed0a000066b80068000066ba000000000f30a158f336f30fc730b845008ec8ff597266b8eb52e8190f23d00f21f86635300000000f23f8b8ec008ed0baf80c66b8f8310d8866efbafc0ced2ecd7c0f08", 0x52}], 0x1, 0xc, &(0x7f0000000180)=[@flags, @vmwrite={0x8, 0x0, 0x18, 0x0, 0x1, 0x0, 0x2, 0x0, 0xfff}], 0x100000000000000d) ioctl$UI_DEV_DESTROY(0xffffffffffffffff, 0x5502) 21:20:18 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7b00) [ 711.215929][T30681] input: syz0 as /devices/virtual/input/input4394 [ 711.215969][T30682] input: syz0 as /devices/virtual/input/input4393 21:20:18 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7140) [ 711.295353][T30684] input: syz0 as /devices/virtual/input/input4395 [ 711.313085][T30655] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 711.345939][T30655] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b [ 711.358597][T30689] input: syz0 as /devices/virtual/input/input4396 [ 711.377440][T30665] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 711.378425][T30691] loop5: detected capacity change from 0 to 131072 21:20:18 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7b18) [ 711.387268][T30665] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:18 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:18 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7128) [ 711.446527][T30691] F2FS-fs (loop5): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 711.466408][T30691] F2FS-fs (loop5): Can't find valid F2FS filesystem in 2th superblock [ 711.473000][T30696] input: syz0 as /devices/virtual/input/input4397 [ 711.485944][T30691] F2FS-fs (loop5): invalid crc_offset: 0 21:20:18 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7158) [ 711.490116][T30698] loop1: detected capacity change from 0 to 131072 [ 711.507536][T30698] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 711.516898][T30698] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 711.527741][T30698] F2FS-fs (loop1): invalid crc_offset: 0 21:20:18 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0x30}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0xfea6) [ 711.554568][T30700] input: syz0 as /devices/virtual/input/input4398 [ 711.569172][T30691] F2FS-fs (loop5): Found nat_bits in checkpoint 21:20:18 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7b30) 21:20:18 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7170) [ 711.612477][T30708] input: syz0 as /devices/virtual/input/input4399 [ 711.626470][T30698] F2FS-fs (loop1): Found nat_bits in checkpoint [ 711.666908][T30712] input: syz0 as /devices/virtual/input/input4400 [ 711.681599][T30714] input: syz0 as /devices/virtual/input/input4401 [ 711.699004][T30717] input: syz0 as /devices/virtual/input/input4402 [ 711.752428][T30691] F2FS-fs (loop5): Try to recover 2th superblock, ret: 0 [ 711.761747][T30691] F2FS-fs (loop5): Mounted with checkpoint version = 753bd00b [ 711.773465][T30698] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 711.785965][T30698] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b 21:20:18 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) (fail_nth: 1) 21:20:18 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000039, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:18 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7b48) 21:20:18 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7188) 21:20:18 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:18 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) (fail_nth: 1) [ 711.849791][T30725] loop4: detected capacity change from 0 to 131072 [ 711.859692][T30724] input: syz0 as /devices/virtual/input/input4403 [ 711.884983][T30728] FAULT_INJECTION: forcing a failure. [ 711.884983][T30728] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 711.901861][T30727] input: syz0 as /devices/virtual/input/input4404 [ 711.931347][T30732] loop1: detected capacity change from 0 to 131072 21:20:18 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x71a0) [ 711.948241][T30725] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 711.967473][T30728] CPU: 0 PID: 30728 Comm: syz-executor.2 Not tainted 6.0.0-rc6-next-20220923-syzkaller #0 [ 711.977384][T30728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 711.981244][T30725] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 711.987431][T30728] Call Trace: [ 711.987441][T30728] [ 711.987451][T30728] dump_stack_lvl+0xcd/0x134 [ 712.006369][T30728] should_fail.cold+0x5/0xa [ 712.010886][T30728] _copy_from_user+0x2a/0x170 [ 712.015598][T30728] iovec_from_user+0x149/0x3a0 [ 712.020392][T30728] ? rcu_read_lock_sched_held+0xd/0x70 [ 712.025854][T30728] __import_iovec+0x65/0x610 [ 712.030441][T30728] ? get_pid_task+0xe8/0x210 [ 712.035027][T30728] ? lock_downgrade+0x6e0/0x6e0 [ 712.039869][T30728] ? kstrtouint+0x120/0x120 [ 712.044360][T30728] ? rcu_read_lock_sched_held+0xd/0x70 [ 712.049903][T30728] ? lock_acquire+0x4fc/0x630 [ 712.054624][T30728] import_iovec+0x10c/0x150 [ 712.059132][T30728] process_vm_rw+0xe5/0x300 [ 712.063632][T30728] ? process_vm_rw_core.constprop.0+0x980/0x980 [ 712.069866][T30728] ? lock_release+0x5cb/0x810 [ 712.074528][T30728] ? proc_task_getattr+0x1f0/0x1f0 [ 712.079626][T30728] ? ksys_write+0x20c/0x250 [ 712.084129][T30728] ? lock_downgrade+0x6e0/0x6e0 [ 712.088971][T30728] ? preempt_count_add+0x74/0x140 [ 712.093990][T30728] ? vfs_write+0x49a/0xdd0 [ 712.098402][T30728] ? rcu_read_lock_sched_held+0xd/0x70 [ 712.103853][T30728] ? lock_acquire+0x4fc/0x630 [ 712.108517][T30728] ? rcu_read_lock_sched_held+0xd/0x70 [ 712.113971][T30728] ? lock_release+0x5cb/0x810 [ 712.118639][T30728] ? __ct_user_exit+0xff/0x150 [ 712.123396][T30728] ? lock_downgrade+0x6e0/0x6e0 [ 712.128238][T30728] ? lock_downgrade+0x6e0/0x6e0 [ 712.133082][T30728] ? vtime_user_exit+0x218/0x6c0 [ 712.138015][T30728] __x64_sys_process_vm_readv+0xdf/0x1b0 [ 712.143651][T30728] ? syscall_enter_from_user_mode+0x22/0xb0 [ 712.149537][T30728] do_syscall_64+0x35/0xb0 [ 712.153939][T30728] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 712.159836][T30728] RIP: 0033:0x7f71c708a5a9 [ 712.164319][T30728] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 712.183928][T30728] RSP: 002b:00007f71c8261168 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 712.192328][T30728] RAX: ffffffffffffffda RBX: 00007f71c71abf80 RCX: 00007f71c708a5a9 [ 712.200287][T30728] RDX: 0000000000000002 RSI: 0000000020008400 RDI: 0000000000001008 [ 712.208242][T30728] RBP: 00007f71c82611d0 R08: 0000000000000286 R09: 0000000000000000 [ 712.216210][T30728] R10: 0000000020008640 R11: 0000000000000246 R12: 0000000000000001 [ 712.224172][T30728] R13: 00007ffded4f8eaf R14: 00007f71c8261300 R15: 0000000000022000 [ 712.232140][T30728] [ 712.245835][T30732] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) 21:20:19 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7b60) [ 712.247801][T30735] FAULT_INJECTION: forcing a failure. [ 712.247801][T30735] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 712.269887][T30725] F2FS-fs (loop4): invalid crc_offset: 0 [ 712.299046][T30737] input: syz0 as /devices/virtual/input/input4405 [ 712.309187][T30735] CPU: 1 PID: 30735 Comm: syz-executor.5 Not tainted 6.0.0-rc6-next-20220923-syzkaller #0 [ 712.319113][T30735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 712.328970][T30732] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 712.329171][T30735] Call Trace: [ 712.329180][T30735] [ 712.343540][T30735] dump_stack_lvl+0xcd/0x134 [ 712.348174][T30735] should_fail.cold+0x5/0xa [ 712.349736][T30740] input: syz0 as /devices/virtual/input/input4406 [ 712.352697][T30735] _copy_from_user+0x2a/0x170 [ 712.352740][T30735] iovec_from_user+0x149/0x3a0 [ 712.352772][T30735] ? rcu_read_lock_sched_held+0xd/0x70 [ 712.352823][T30735] __import_iovec+0x65/0x610 [ 712.352855][T30735] ? get_pid_task+0xe8/0x210 [ 712.352890][T30735] ? lock_downgrade+0x6e0/0x6e0 [ 712.352913][T30735] ? kstrtouint+0x120/0x120 [ 712.352936][T30735] ? rcu_read_lock_sched_held+0xd/0x70 [ 712.397187][T30732] F2FS-fs (loop1): invalid crc_offset: 0 [ 712.398140][T30735] ? lock_acquire+0x4fc/0x630 [ 712.398175][T30735] import_iovec+0x10c/0x150 [ 712.412988][T30735] process_vm_rw+0xe5/0x300 [ 712.417532][T30735] ? process_vm_rw_core.constprop.0+0x980/0x980 [ 712.423799][T30735] ? lock_release+0x5cb/0x810 [ 712.428467][T30735] ? proc_task_getattr+0x1f0/0x1f0 [ 712.433567][T30735] ? ksys_write+0x20c/0x250 [ 712.438068][T30735] ? lock_downgrade+0x6e0/0x6e0 [ 712.442914][T30735] ? preempt_count_add+0x74/0x140 [ 712.447933][T30735] ? vfs_write+0x49a/0xdd0 [ 712.452359][T30735] ? rcu_read_lock_sched_held+0xd/0x70 [ 712.457848][T30735] ? lock_acquire+0x4fc/0x630 [ 712.462515][T30735] ? rcu_read_lock_sched_held+0xd/0x70 [ 712.467968][T30735] ? lock_release+0x5cb/0x810 [ 712.472630][T30735] ? __ct_user_exit+0xff/0x150 [ 712.477387][T30735] ? lock_downgrade+0x6e0/0x6e0 [ 712.482226][T30735] ? lock_downgrade+0x6e0/0x6e0 [ 712.487066][T30735] ? vtime_user_exit+0x218/0x6c0 [ 712.491997][T30735] __x64_sys_process_vm_readv+0xdf/0x1b0 [ 712.497649][T30735] ? syscall_enter_from_user_mode+0x22/0xb0 [ 712.503544][T30735] do_syscall_64+0x35/0xb0 [ 712.507972][T30735] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 712.513862][T30735] RIP: 0033:0x7fae69a8a5a9 [ 712.518263][T30735] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 712.537857][T30735] RSP: 002b:00007fae6abe2168 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 21:20:19 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7b78) 21:20:19 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) (fail_nth: 2) [ 712.546256][T30735] RAX: ffffffffffffffda RBX: 00007fae69bac050 RCX: 00007fae69a8a5a9 [ 712.554213][T30735] RDX: 0000000000000002 RSI: 0000000020008400 RDI: 0000000000000e4b [ 712.562176][T30735] RBP: 00007fae6abe21d0 R08: 0000000000000286 R09: 0000000000000000 [ 712.570132][T30735] R10: 0000000020008640 R11: 0000000000000246 R12: 0000000000000001 [ 712.578099][T30735] R13: 00007fff952cd4bf R14: 00007fae6abe2300 R15: 0000000000022000 [ 712.586061][T30735] 21:20:19 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) (fail_nth: 2) 21:20:19 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) (fail_nth: 3) 21:20:19 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x71b8) [ 712.636392][T30725] F2FS-fs (loop4): Found nat_bits in checkpoint [ 712.647904][T30750] input: syz0 as /devices/virtual/input/input4407 [ 712.658191][T30732] F2FS-fs (loop1): Found nat_bits in checkpoint [ 712.719574][T30755] FAULT_INJECTION: forcing a failure. [ 712.719574][T30755] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 712.741865][T30755] CPU: 0 PID: 30755 Comm: syz-executor.2 Not tainted 6.0.0-rc6-next-20220923-syzkaller #0 [ 712.751797][T30755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 712.761873][T30755] Call Trace: [ 712.765173][T30755] [ 712.768109][T30755] dump_stack_lvl+0xcd/0x134 [ 712.772697][T30755] should_fail.cold+0x5/0xa [ 712.777193][T30755] _copy_from_user+0x2a/0x170 [ 712.781867][T30755] iovec_from_user+0x149/0x3a0 [ 712.786628][T30755] ? import_iovec+0x10c/0x150 [ 712.791302][T30755] process_vm_rw+0x260/0x300 [ 712.795890][T30755] ? process_vm_rw_core.constprop.0+0x980/0x980 [ 712.802126][T30755] ? lock_release+0x5cb/0x810 [ 712.806790][T30755] ? proc_task_getattr+0x1f0/0x1f0 [ 712.811891][T30755] ? ksys_write+0x20c/0x250 [ 712.816390][T30755] ? lock_downgrade+0x6e0/0x6e0 [ 712.821230][T30755] ? preempt_count_add+0x74/0x140 [ 712.826258][T30755] ? vfs_write+0x49a/0xdd0 [ 712.830679][T30755] ? rcu_read_lock_sched_held+0xd/0x70 [ 712.836151][T30755] ? lock_acquire+0x4fc/0x630 [ 712.840822][T30755] ? rcu_read_lock_sched_held+0xd/0x70 [ 712.846279][T30755] ? lock_release+0x5cb/0x810 [ 712.850954][T30755] ? __ct_user_exit+0xff/0x150 [ 712.855742][T30755] ? lock_downgrade+0x6e0/0x6e0 [ 712.860605][T30755] ? lock_downgrade+0x6e0/0x6e0 [ 712.865470][T30755] ? vtime_user_exit+0x218/0x6c0 [ 712.870427][T30755] __x64_sys_process_vm_readv+0xdf/0x1b0 [ 712.876081][T30755] ? syscall_enter_from_user_mode+0x22/0xb0 [ 712.881998][T30755] do_syscall_64+0x35/0xb0 [ 712.886422][T30755] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 712.892333][T30755] RIP: 0033:0x7f71c708a5a9 [ 712.896751][T30755] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 712.916367][T30755] RSP: 002b:00007f71c8261168 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 712.924788][T30755] RAX: ffffffffffffffda RBX: 00007f71c71abf80 RCX: 00007f71c708a5a9 [ 712.932763][T30755] RDX: 0000000000000002 RSI: 0000000020008400 RDI: 000000000000100c [ 712.940734][T30755] RBP: 00007f71c82611d0 R08: 0000000000000286 R09: 0000000000000000 [ 712.948712][T30755] R10: 0000000020008640 R11: 0000000000000246 R12: 0000000000000001 [ 712.956686][T30755] R13: 00007ffded4f8eaf R14: 00007f71c8261300 R15: 0000000000022000 [ 712.964667][T30755] [ 712.976825][T30759] input: syz0 as /devices/virtual/input/input4408 [ 713.026639][T30725] F2FS-fs (loop4): Try to recover 2th superblock, ret: 0 [ 713.064294][T30725] F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b 21:20:20 executing program 4: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000039, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) 21:20:20 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7b90) 21:20:20 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) (fail_nth: 4) 21:20:20 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x71d0) 21:20:20 executing program 1: syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000100)='./mnt\x00', 0x4000000, 0x26, &(0x7f0000000200)=[{&(0x7f0000010080)='\x00', 0x1, 0x4}, {&(0x7f0000000700)='\x00\x00', 0x2, 0x5}, {&(0x7f0000010360)="1001f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x7}, {&(0x7f0000010000)="1020f5f201000e0009000000030000000c000000090000000100000001000000000000000040000000000000180000001f0000000200000002000000020000000100000018000000000200000002000000060000000a0000000e000000100000030000000100000002000000a3bd865da4e84b259caac903308887eb00000000", 0x80, 0x400}, {&(0x7f00000101e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0xa80}, {&(0x7f0000010320)="000000000100"/32, 0x20, 0xc80}, {&(0x7f0000010340)="00000000000100"/19, 0x13, 0xebc}, {&(0x7f00000103e0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00$\x00\x00\x00mp\x00\x00\x00\x00\x00\x00wm\x00\x00\x00\x00\x00\x00og\x00\x00\x00\x00\x00\x00jp\x00\x00\x00\x00\x00\x00avi\x00\x00\x00\x00\x00m4v\x00\x00\x00\x00\x00m4p\x00\x00\x00\x00\x00mkv\x00\x00\x00\x00\x00mov\x00\x00\x00\x00\x00webm\x00\x00\x00\x00wav\x00\x00\x00\x00\x00m4a\x00\x00\x00\x00\x003gp\x00\x00\x00\x00\x00opus\x00\x00\x00\x00flac\x00\x00\x00\x00gif\x00\x00\x00\x00\x00png\x00\x00\x00\x00\x00svg\x00\x00\x00\x00\x00webp\x00\x00\x00\x00jar\x00\x00\x00\x00\x00deb\x00\x00\x00\x00\x00iso\x00\x00\x00\x00\x00gz\x00\x00\x00\x00\x00\x00xz\x00\x00\x00\x00\x00\x00zst\x00\x00\x00\x00\x00pdf\x00\x00\x00\x00\x00pyc\x00\x00\x00\x00\x00ttc\x00\x00\x00\x00\x00ttf\x00\x00\x00\x00\x00exe\x00\x00\x00\x00\x00apk\x00\x00\x00\x00\x00cnt\x00\x00\x00\x00\x00exo\x00\x00\x00\x00\x00odex\x00\x00\x00\x00vdex\x00\x00\x00\x00so\x00\x00\x00\x00\x00\x00db\x00'/352, 0x160, 0x1860}, {&(0x7f0000010540)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1a80}, {&(0x7f00000105e0)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP PREEMPT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x1b80}, {&(0x7f00000106a0)="00000000000100"/32, 0x20, 0x1ec0}, {&(0x7f0000010280)='\x00\x00\x00\x00Linux version 5.10.0-rc6-00193-gdafc6e24daf4 (e@sol) (gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #1 SMP P\a\x00\x00\x00PT Mon Nov 30 13:52:38 PST 2020\x00'/160, 0xa0, 0x7fff}, {&(0x7f00000106c0)="0bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x200000}, {&(0x7f0000010780)="00000000000000000000000000000000000000000000000000000000d9fa28d50100030000000003000000001000"/64, 0x40, 0x200fe0}, {&(0x7f00000107c0)="000000000000000000000000000000000000000000000000000000060000000000010c8000"/64, 0x40, 0x2011e0}, {&(0x7f0000010800)="000000000000000000000001000000001000"/32, 0x20, 0x201240}, {&(0x7f0000010820)="0000000000000000000000000000000000000000000000000002000000001400", 0x20, 0x201280}, {&(0x7f0000010840)="000000000000000300000001008000"/32, 0x20, 0x2012e0}, {&(0x7f0000010860)="0000000000000000000000000000000000000000000b00000000040000000000", 0x20, 0x201320}, {&(0x7f0000010880)="00000005000000000800"/32, 0x20, 0x201380}, {&(0x7f00000108a0)="0000000000000000000000000000000000000000000003000000000000000000", 0x20, 0x2013e0}, {&(0x7f00000108c0)="0300"/32, 0x20, 0x202000}, {&(0x7f00000108e0)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x202fe0}, {&(0x7f0000010900)="0000000000000000000000000000000000000000000000000000000100000000", 0x20, 0x203fe0}, {&(0x7f0000010920)="00000000000000000000000000000000000000000000000000000001000000000bd03b7500000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/224, 0xe0, 0x204fe0}, {&(0x7f0000010a00)="00000000000000000000000000000000000000000000000000000000d9fa28d5", 0x20, 0x205fe0}, {&(0x7f0000010a20)="0bd03b75d9fa28d500"/32, 0x20, 0x3ff000}, {&(0x7f0000010a40)="0000000000000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0008d400"/96, 0x60, 0x3ff040}, {&(0x7f0000010aa0)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x400000}, {&(0x7f0000010b60)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x400fe0}, {&(0x7f0000010b80)="0000000000000000001000000000000002000000000000000d0000001000000012000000000000000100000002000000ffffffffffffffffffffffffffffffffffffffff01000000000000000000000000000000030000000b00000005000000ffffffffffffffffffffffffffffffffffffffff010000000000000000000000000000008501000006000000010000000100000001000000040000004000000040000000fc0f00"/192, 0xc0, 0x404ffe}, {&(0x7f0000010c40)="00000000000000000000000000000000000000000000000000000000d9a1f350", 0x20, 0x405fe0}, {&(0x7f0000010c60)="0000000000000000000001000000010000000002000000010000000003000000001000"/64, 0x40, 0xa00000}, {&(0x7f0000010ca0)="ed410000e8030000e8030000020000000010000000000000020000000000000055ffc65f0000000055ffc65f0000000055ffc65f00000000000000000000000000000000000000000100"/96, 0x60, 0x1000000}, {&(0x7f0000010d00)="0000000000000000001600"/32, 0x20, 0x1000160}, {&(0x7f0000010d20)="0000000000000000030000000300000000000000010000000000000001100000", 0x20, 0x1000fe0}, {&(0x7f0000010d40)="0300000000000000000000000000000000000000000000000000000000000000000003000000010002000000000300000002000200"/64, 0x40, 0x1600000}, {&(0x7f00000029c0)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00.\x00\x00\x00\x00\x00\x00\x00..\x00\x00\x00\x00\x00\x00', 0x20, 0x1600940}], 0x0, &(0x7f0000000040)={[{@fsync_mode_strict}, {@user_xattr}, {}, {@noacl}, {@background_gc_off}, {@nolazytime}, {@jqfmt_vfsv0}, {@inline_data}, {@inline_dentry}, {@flush_merge}]}, 0x0) [ 713.072685][T30732] F2FS-fs (loop1): Try to recover 2th superblock, ret: 0 [ 713.079828][T30732] F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b [ 713.114182][T30765] input: syz0 as /devices/virtual/input/input4409 21:20:20 executing program 5: openat$uinput(0xffffffffffffff9c, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) (fail_nth: 3) [ 713.123811][T30766] input: syz0 as /devices/virtual/input/input4410 21:20:20 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x71e8) 21:20:20 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7ba8) [ 713.197078][T30773] loop1: detected capacity change from 0 to 131072 [ 713.222243][T30776] input: syz0 as /devices/virtual/input/input4411 [ 713.232228][T30773] F2FS-fs (loop1): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 713.241559][T30778] FAULT_INJECTION: forcing a failure. [ 713.241559][T30778] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 713.273968][T30773] F2FS-fs (loop1): Can't find valid F2FS filesystem in 2th superblock [ 713.288398][T30773] F2FS-fs (loop1): invalid crc_offset: 0 [ 713.288702][T30781] loop4: detected capacity change from 0 to 131072 [ 713.296737][T30778] CPU: 0 PID: 30778 Comm: syz-executor.5 Not tainted 6.0.0-rc6-next-20220923-syzkaller #0 [ 713.307430][T30779] input: syz0 as /devices/virtual/input/input4412 [ 713.310641][T30778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 713.310659][T30778] Call Trace: [ 713.310667][T30778] [ 713.310676][T30778] dump_stack_lvl+0xcd/0x134 [ 713.337888][T30778] should_fail.cold+0x5/0xa [ 713.342389][T30778] _copy_from_user+0x2a/0x170 21:20:20 executing program 2: mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x0, 0x200000005c832, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f0000000080), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, 0x0, 0x0) r2 = getpid() process_vm_readv(r2, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) (fail_nth: 5) [ 713.347066][T30778] iovec_from_user+0x149/0x3a0 [ 713.351818][T30778] ? import_iovec+0x10c/0x150 [ 713.356489][T30778] process_vm_rw+0x260/0x300 [ 713.361081][T30778] ? process_vm_rw_core.constprop.0+0x980/0x980 [ 713.367353][T30778] ? lock_release+0x5cb/0x810 [ 713.372059][T30778] ? proc_task_getattr+0x1f0/0x1f0 [ 713.377183][T30778] ? ksys_write+0x20c/0x250 [ 713.381682][T30778] ? lock_downgrade+0x6e0/0x6e0 [ 713.386525][T30778] ? preempt_count_add+0x74/0x140 [ 713.391542][T30778] ? vfs_write+0x49a/0xdd0 [ 713.395952][T30778] ? rcu_read_lock_sched_held+0xd/0x70 [ 713.401406][T30778] ? lock_acquire+0x4fc/0x630 [ 713.406069][T30778] ? rcu_read_lock_sched_held+0xd/0x70 [ 713.411524][T30778] ? lock_release+0x5cb/0x810 [ 713.416194][T30778] ? __ct_user_exit+0xff/0x150 [ 713.420972][T30778] ? lock_downgrade+0x6e0/0x6e0 [ 713.425814][T30778] ? lock_downgrade+0x6e0/0x6e0 [ 713.430662][T30778] ? vtime_user_exit+0x218/0x6c0 [ 713.435615][T30778] __x64_sys_process_vm_readv+0xdf/0x1b0 [ 713.441243][T30778] ? syscall_enter_from_user_mode+0x22/0xb0 [ 713.447131][T30778] do_syscall_64+0x35/0xb0 [ 713.451548][T30778] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 713.457469][T30778] RIP: 0033:0x7fae69a8a5a9 [ 713.461872][T30778] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 713.481473][T30778] RSP: 002b:00007fae6abe2168 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 713.489873][T30778] RAX: ffffffffffffffda RBX: 00007fae69bac050 RCX: 00007fae69a8a5a9 [ 713.497830][T30778] RDX: 0000000000000002 RSI: 0000000020008400 RDI: 0000000000000e52 [ 713.505788][T30778] RBP: 00007fae6abe21d0 R08: 0000000000000286 R09: 0000000000000000 [ 713.513748][T30778] R10: 0000000020008640 R11: 0000000000000246 R12: 0000000000000001 [ 713.521710][T30778] R13: 00007fff952cd4bf R14: 00007fae6abe2300 R15: 0000000000022000 [ 713.529673][T30778] 21:20:20 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7200) 21:20:20 executing program 3: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$uinput_user_dev(r0, &(0x7f0000001180)={'syz0\x00', {}, 0x4a}, 0x45c) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) readv(r0, &(0x7f0000000840)=[{&(0x7f0000000580)=""/247, 0xf7}], 0x1) write$input_event(r0, &(0x7f0000000000)={{0x77359400}, 0x15}, 0x7bc0) [ 713.548835][T30773] F2FS-fs (loop1): Found nat_bits in checkpoint [ 713.570954][T30781] F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) [ 713.587960][T30781] F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock [ 713.600379][T30788] ================================================================== [ 713.608446][T30788] BUG: KASAN: null-ptr-deref in alloc_buddy_huge_page.isra.0+0x103/0x230 [ 713.610341][T30781] F2FS-fs (loop4): invalid crc_offset: 0 [ 713.616870][T30788] Write of size 4 at addr 0000000000000034 by task syz-executor.2/30788 [ 713.616894][T30788] [ 713.616901][T30788] CPU: 1 PID: 30788 Comm: syz-executor.2 Not tainted 6.0.0-rc6-next-20220923-syzkaller #0 [ 713.616930][T30788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 713.624427][T30792] input: syz0 as /devices/virtual/input/input4413 [ 713.630844][T30788] Call Trace: [ 713.630855][T30788] [ 713.630865][T30788] dump_stack_lvl+0xcd/0x134 [ 713.639039][T30781] F2FS-fs (loop4): Found nat_bits in checkpoint [ 713.643061][T30788] ? alloc_buddy_huge_page.isra.0+0x103/0x230 [ 713.643099][T30788] kasan_report+0xbb/0x1f0 [ 713.643139][T30788] ? alloc_buddy_huge_page.isra.0+0x103/0x230 [ 713.643173][T30788] kasan_check_range+0x13d/0x180 [ 713.643206][T30788] alloc_buddy_huge_page.isra.0+0x103/0x230 [ 713.643240][T30788] alloc_fresh_huge_page+0x395/0x530 [ 713.643276][T30788] alloc_surplus_huge_page+0x139/0x2f0 [ 713.643313][T30788] alloc_huge_page+0xbf6/0x1180 [ 713.643349][T30788] ? restore_reserve_on_error+0x1e0/0x1e0 [ 713.725134][T30788] ? make_huge_pte.isra.0+0xec/0x350 [ 713.730415][T30788] ? hugetlb_total_pages+0x140/0x140 [ 713.735695][T30788] hugetlb_fault+0x1056/0x1e60 [ 713.740803][T30788] ? hugetlb_wp+0x1af0/0x1af0 [ 713.745468][T30788] ? rcu_read_lock_sched_held+0xd/0x70 [ 713.750940][T30788] ? lock_release+0x5cb/0x810 [ 713.755619][T30788] ? follow_hugetlb_page+0x36e/0x1850 [ 713.760988][T30788] ? lock_downgrade+0x6e0/0x6e0 [ 713.765828][T30788] ? do_raw_spin_lock+0x120/0x2a0 [ 713.770841][T30788] ? rwlock_bug.part.0+0x90/0x90 [ 713.775774][T30788] ? mod_node_page_state+0xe9/0x140 [ 713.780975][T30788] follow_hugetlb_page+0x3f3/0x1850 [ 713.786177][T30788] __get_user_pages+0x2cb/0xf10 [ 713.791018][T30788] ? rcu_read_lock_sched_held+0xd/0x70 [ 713.796472][T30788] ? rcu_read_lock_sched_held+0xd/0x70 [ 713.801922][T30788] ? follow_page_mask+0x12d0/0x12d0 [ 713.807134][T30788] ? lock_release+0x810/0x810 [ 713.811828][T30788] ? lock_acquire+0x4fc/0x630 [ 713.816497][T30788] ? lock_release+0x5cb/0x810 [ 713.821160][T30788] ? rcu_read_lock_sched_held+0xd/0x70 [ 713.826620][T30788] __get_user_pages_remote+0x18f/0x830 [ 713.832072][T30788] ? down_read+0x170/0x450 [ 713.836481][T30788] pin_user_pages_remote+0x6c/0xb0 [ 713.841582][T30788] process_vm_rw_core.constprop.0+0x43b/0x980 [ 713.847646][T30788] ? lock_acquire+0x4fc/0x630 [ 713.852311][T30788] ? vmalloc_dump_obj+0x1a0/0x1a0 [ 713.857332][T30788] ? _copy_from_user+0xf9/0x170 [ 713.862177][T30788] ? iovec_from_user+0x110/0x3a0 [ 713.867104][T30788] ? import_iovec+0x10c/0x150 [ 713.871770][T30788] process_vm_rw+0x29c/0x300 [ 713.876354][T30788] ? process_vm_rw_core.constprop.0+0x980/0x980 [ 713.882595][T30788] ? lock_release+0x5cb/0x810 [ 713.887266][T30788] ? proc_task_getattr+0x1f0/0x1f0 [ 713.892365][T30788] ? ksys_write+0x20c/0x250 [ 713.896865][T30788] ? lock_downgrade+0x6e0/0x6e0 [ 713.901705][T30788] ? preempt_count_add+0x74/0x140 [ 713.906730][T30788] ? vfs_write+0x49a/0xdd0 [ 713.911147][T30788] ? rcu_read_lock_sched_held+0xd/0x70 [ 713.916599][T30788] ? lock_acquire+0x4fc/0x630 [ 713.921262][T30788] ? rcu_read_lock_sched_held+0xd/0x70 [ 713.926718][T30788] ? lock_release+0x5cb/0x810 [ 713.931381][T30788] ? __ct_user_exit+0xff/0x150 [ 713.936160][T30788] ? lock_downgrade+0x6e0/0x6e0 [ 713.941011][T30788] ? lock_downgrade+0x6e0/0x6e0 [ 713.945855][T30788] ? vtime_user_exit+0x218/0x6c0 [ 713.950788][T30788] __x64_sys_process_vm_readv+0xdf/0x1b0 [ 713.956414][T30788] ? syscall_enter_from_user_mode+0x22/0xb0 [ 713.962299][T30788] do_syscall_64+0x35/0xb0 [ 713.966716][T30788] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 713.972609][T30788] RIP: 0033:0x7f71c708a5a9 [ 713.977013][T30788] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 713.996611][T30788] RSP: 002b:00007f71c8261168 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 714.005012][T30788] RAX: ffffffffffffffda RBX: 00007f71c71abf80 RCX: 00007f71c708a5a9 [ 714.012972][T30788] RDX: 0000000000000002 RSI: 0000000020008400 RDI: 0000000000001011 [ 714.020928][T30788] RBP: 00007f71c82611d0 R08: 0000000000000286 R09: 0000000000000000 [ 714.028889][T30788] R10: 0000000020008640 R11: 0000000000000246 R12: 0000000000000001 [ 714.036846][T30788] R13: 00007ffded4f8eaf R14: 00007f71c8261300 R15: 0000000000022000 [ 714.044808][T30788] [ 714.047810][T30788] ================================================================== [ 714.059932][T30788] Kernel panic - not syncing: panic_on_warn set ... [ 714.066537][T30788] CPU: 1 PID: 30788 Comm: syz-executor.2 Not tainted 6.0.0-rc6-next-20220923-syzkaller #0 [ 714.076434][T30788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 714.086492][T30788] Call Trace: [ 714.089767][T30788] [ 714.092698][T30788] dump_stack_lvl+0xcd/0x134 [ 714.097313][T30788] panic+0x2c8/0x622 [ 714.101239][T30788] ? panic_print_sys_info.part.0+0x110/0x110 [ 714.107228][T30788] ? preempt_schedule_common+0x59/0xc0 [ 714.112695][T30788] ? preempt_schedule_thunk+0x16/0x18 [ 714.118088][T30788] end_report.part.0+0x3f/0x7c [ 714.122886][T30788] ? alloc_buddy_huge_page.isra.0+0x103/0x230 [ 714.128965][T30788] kasan_report.cold+0xa/0xf [ 714.133565][T30788] ? alloc_buddy_huge_page.isra.0+0x103/0x230 [ 714.139647][T30788] kasan_check_range+0x13d/0x180 [ 714.144595][T30788] alloc_buddy_huge_page.isra.0+0x103/0x230 [ 714.150502][T30788] alloc_fresh_huge_page+0x395/0x530 [ 714.155804][T30788] alloc_surplus_huge_page+0x139/0x2f0 [ 714.161279][T30788] alloc_huge_page+0xbf6/0x1180 [ 714.166152][T30788] ? restore_reserve_on_error+0x1e0/0x1e0 [ 714.171890][T30788] ? make_huge_pte.isra.0+0xec/0x350 [ 714.177184][T30788] ? hugetlb_total_pages+0x140/0x140 [ 714.182485][T30788] hugetlb_fault+0x1056/0x1e60 [ 714.187271][T30788] ? hugetlb_wp+0x1af0/0x1af0 [ 714.191962][T30788] ? rcu_read_lock_sched_held+0xd/0x70 [ 714.197441][T30788] ? lock_release+0x5cb/0x810 [ 714.202123][T30788] ? follow_hugetlb_page+0x36e/0x1850 [ 714.207516][T30788] ? lock_downgrade+0x6e0/0x6e0 [ 714.212375][T30788] ? do_raw_spin_lock+0x120/0x2a0 [ 714.217407][T30788] ? rwlock_bug.part.0+0x90/0x90 [ 714.222356][T30788] ? mod_node_page_state+0xe9/0x140 [ 714.227572][T30788] follow_hugetlb_page+0x3f3/0x1850 [ 714.232790][T30788] __get_user_pages+0x2cb/0xf10 [ 714.237650][T30788] ? rcu_read_lock_sched_held+0xd/0x70 [ 714.243133][T30788] ? rcu_read_lock_sched_held+0xd/0x70 [ 714.248616][T30788] ? follow_page_mask+0x12d0/0x12d0 [ 714.253823][T30788] ? lock_release+0x810/0x810 [ 714.258507][T30788] ? lock_acquire+0x4fc/0x630 [ 714.263193][T30788] ? lock_release+0x5cb/0x810 [ 714.267880][T30788] ? rcu_read_lock_sched_held+0xd/0x70 [ 714.273359][T30788] __get_user_pages_remote+0x18f/0x830 [ 714.278828][T30788] ? down_read+0x170/0x450 [ 714.283257][T30788] pin_user_pages_remote+0x6c/0xb0 [ 714.288378][T30788] process_vm_rw_core.constprop.0+0x43b/0x980 [ 714.294469][T30788] ? lock_acquire+0x4fc/0x630 [ 714.299160][T30788] ? vmalloc_dump_obj+0x1a0/0x1a0 [ 714.304207][T30788] ? _copy_from_user+0xf9/0x170 [ 714.309076][T30788] ? iovec_from_user+0x110/0x3a0 [ 714.314026][T30788] ? import_iovec+0x10c/0x150 [ 714.318717][T30788] process_vm_rw+0x29c/0x300 [ 714.323324][T30788] ? process_vm_rw_core.constprop.0+0x980/0x980 [ 714.329581][T30788] ? lock_release+0x5cb/0x810 [ 714.334264][T30788] ? proc_task_getattr+0x1f0/0x1f0 [ 714.339380][T30788] ? ksys_write+0x20c/0x250 [ 714.343900][T30788] ? lock_downgrade+0x6e0/0x6e0 [ 714.348761][T30788] ? preempt_count_add+0x74/0x140 [ 714.353805][T30788] ? vfs_write+0x49a/0xdd0 [ 714.358237][T30788] ? rcu_read_lock_sched_held+0xd/0x70 [ 714.363715][T30788] ? lock_acquire+0x4fc/0x630 [ 714.368401][T30788] ? rcu_read_lock_sched_held+0xd/0x70 [ 714.373880][T30788] ? lock_release+0x5cb/0x810 [ 714.378564][T30788] ? __ct_user_exit+0xff/0x150 [ 714.383340][T30788] ? lock_downgrade+0x6e0/0x6e0 [ 714.388198][T30788] ? lock_downgrade+0x6e0/0x6e0 [ 714.393060][T30788] ? vtime_user_exit+0x218/0x6c0 [ 714.398018][T30788] __x64_sys_process_vm_readv+0xdf/0x1b0 [ 714.403670][T30788] ? syscall_enter_from_user_mode+0x22/0xb0 [ 714.409579][T30788] do_syscall_64+0x35/0xb0 [ 714.413999][T30788] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 714.419911][T30788] RIP: 0033:0x7f71c708a5a9 [ 714.424330][T30788] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 714.443943][T30788] RSP: 002b:00007f71c8261168 EFLAGS: 00000246 ORIG_RAX: 0000000000000136 [ 714.452359][T30788] RAX: ffffffffffffffda RBX: 00007f71c71abf80 RCX: 00007f71c708a5a9 [ 714.460332][T30788] RDX: 0000000000000002 RSI: 0000000020008400 RDI: 0000000000001011 [ 714.468305][T30788] RBP: 00007f71c82611d0 R08: 0000000000000286 R09: 0000000000000000 [ 714.476277][T30788] R10: 0000000020008640 R11: 0000000000000246 R12: 0000000000000001 [ 714.484250][T30788] R13: 00007ffded4f8eaf R14: 00007f71c8261300 R15: 0000000000022000 [ 714.492230][T30788] [ 714.495400][T30788] Kernel Offset: disabled [ 714.499718][T30788] Rebooting in 86400 seconds..