8.707657][T29862] FAT-fs (loop4): bogus number of reserved sectors [ 598.714219][T29862] FAT-fs (loop4): Can't find a valid FAT filesystem [ 598.715791][T29855] FAT-fs (loop1): bogus number of reserved sectors [ 598.727381][T29855] FAT-fs (loop1): Can't find a valid FAT filesystem [ 598.744359][T29861] FAT-fs (loop5): bogus number of reserved sectors [ 598.745716][T29878] loop0: detected capacity change from 0 to 256 15:59:28 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) open$dir(&(0x7f0000000000)='./bus\x00', 0x400, 0x46) [ 598.750923][T29861] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 598.750941][T29861] FAT-fs (loop5): Can't find a valid FAT filesystem [ 598.768397][T29881] loop3: detected capacity change from 0 to 1 [ 598.784739][T29862] loop4: detected capacity change from 0 to 1 [ 598.792231][T29862] FAT-fs (loop4): bogus number of reserved sectors [ 598.798829][T29862] FAT-fs (loop4): Can't find a valid FAT filesystem 15:59:28 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 23) [ 598.829020][T29881] FAT-fs (loop3): bogus number of reserved sectors [ 598.835591][T29881] FAT-fs (loop3): Can't find a valid FAT filesystem [ 598.843048][T29890] FAT-fs (loop2): bogus number of reserved sectors [ 598.849697][T29890] FAT-fs (loop2): Can't find a valid FAT filesystem [ 598.849728][T29855] FAT-fs (loop1): bogus number of reserved sectors [ 598.863009][T29855] FAT-fs (loop1): Can't find a valid FAT filesystem [ 598.867469][T29902] FAULT_INJECTION: forcing a failure. [ 598.867469][T29902] name failslab, interval 1, probability 0, space 0, times 0 [ 598.882267][T29902] CPU: 1 PID: 29902 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 598.891079][T29902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 598.901125][T29902] Call Trace: [ 598.904389][T29902] dump_stack_lvl+0xd6/0x122 [ 598.908974][T29902] dump_stack+0x11/0x1b [ 598.913178][T29902] should_fail+0x23c/0x250 [ 598.917641][T29902] __should_failslab+0x81/0x90 [ 598.922412][T29902] ? call_usermodehelper_setup+0x71/0x190 [ 598.928200][T29902] should_failslab+0x5/0x20 [ 598.932712][T29902] kmem_cache_alloc_trace+0x52/0x320 [ 598.938008][T29902] call_usermodehelper_setup+0x71/0x190 [ 598.943603][T29902] ? add_uevent_var+0x1d0/0x1d0 [ 598.948442][T29902] kobject_uevent_env+0xb29/0xc40 [ 598.953472][T29902] disk_force_media_change+0xe3/0x170 [ 598.958935][T29902] loop_configure+0x6c0/0xeb0 [ 598.964068][T29902] lo_ioctl+0x618/0x13e0 [ 598.968394][T29902] ? path_openat+0x18d4/0x1ec0 [ 598.973219][T29902] ? blkdev_common_ioctl+0x438/0x1110 [ 598.978655][T29902] ? selinux_file_ioctl+0x981/0xa10 [ 598.983930][T29902] ? lo_release+0x120/0x120 [ 598.988539][T29902] blkdev_ioctl+0x1d0/0x3f0 [ 598.993123][T29902] block_ioctl+0x6e/0x80 [ 598.997349][T29902] ? blkdev_iopoll+0x80/0x80 [ 599.002008][T29902] __se_sys_ioctl+0xcb/0x140 [ 599.006609][T29902] __x64_sys_ioctl+0x3f/0x50 [ 599.011202][T29902] do_syscall_64+0x44/0xa0 [ 599.015609][T29902] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 599.021538][T29902] RIP: 0033:0x7fe1e06977f7 [ 599.025936][T29902] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 599.045560][T29902] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 599.053979][T29902] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 [ 599.061950][T29902] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 599.069928][T29902] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 599.077940][T29902] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 599.085906][T29902] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 599.101505][T29902] FAT-fs (loop5): bogus number of reserved sectors [ 599.108083][T29902] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 599.117222][T29902] FAT-fs (loop5): Can't find a valid FAT filesystem 15:59:29 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x402, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:29 executing program 1: r0 = syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) openat(r0, &(0x7f0000000040)='./file0\x00', 0x4101, 0x1) open(&(0x7f0000000000)='./file0\x00', 0x8002, 0x88) [ 599.126308][T29881] loop3: detected capacity change from 0 to 1 [ 599.133363][T29890] FAT-fs (loop2): bogus number of reserved sectors [ 599.133446][T29878] loop0: detected capacity change from 0 to 256 [ 599.139927][T29890] FAT-fs (loop2): Can't find a valid FAT filesystem [ 599.146745][T29881] FAT-fs (loop3): bogus number of reserved sectors [ 599.159424][T29881] FAT-fs (loop3): Can't find a valid FAT filesystem [ 599.167646][T29922] loop4: detected capacity change from 0 to 2 15:59:29 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xf700, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:29 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 24) [ 599.176061][T29922] FAT-fs (loop4): bogus number of reserved sectors [ 599.182684][T29922] FAT-fs (loop4): Can't find a valid FAT filesystem [ 599.225025][T29922] loop4: detected capacity change from 0 to 2 [ 599.227285][T29938] loop0: detected capacity change from 0 to 256 [ 599.243202][T29943] FAULT_INJECTION: forcing a failure. [ 599.243202][T29943] name failslab, interval 1, probability 0, space 0, times 0 [ 599.253409][T29922] FAT-fs (loop4): bogus number of reserved sectors [ 599.255978][T29943] CPU: 1 PID: 29943 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 15:59:29 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@nonumtail}]}) open(&(0x7f0000000000)='./bus\x00', 0x40000, 0x100) 15:59:29 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x385, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 599.255998][T29943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 599.256009][T29943] Call Trace: [ 599.256016][T29943] dump_stack_lvl+0xd6/0x122 [ 599.262500][T29922] FAT-fs (loop4): Can't find a valid FAT filesystem [ 599.271247][T29943] dump_stack+0x11/0x1b [ 599.271277][T29943] should_fail+0x23c/0x250 [ 599.304595][T29943] ? __kernfs_new_node+0x6a/0x330 [ 599.309674][T29943] __should_failslab+0x81/0x90 [ 599.313294][T29950] loop3: detected capacity change from 0 to 1 [ 599.314440][T29943] should_failslab+0x5/0x20 [ 599.314466][T29943] kmem_cache_alloc+0x4f/0x300 [ 599.314485][T29943] ? _raw_spin_unlock_irqrestore+0x27/0x40 [ 599.323128][T29950] FAT-fs (loop3): bogus number of reserved sectors [ 599.325005][T29943] __kernfs_new_node+0x6a/0x330 [ 599.325051][T29943] ? ___cache_free+0x3c/0x300 [ 599.325070][T29943] ? kfree+0xf8/0x1d0 [ 599.329830][T29950] FAT-fs (loop3): Can't find a valid FAT filesystem [ 599.335626][T29943] kernfs_create_dir_ns+0x5e/0x140 [ 599.335659][T29943] internal_create_group+0x148/0x860 [ 599.354155][T29953] FAT-fs (loop2): Unrecognized mount option "nnonumtail=1" or missing value [ 599.355592][T29943] ? __invalidate_device+0xb0/0xc0 [ 599.355616][T29943] ? set_disk_ro+0x73/0x110 [ 599.390934][T29943] sysfs_create_group+0x1b/0x20 [ 599.395851][T29943] loop_configure+0xbcd/0xeb0 [ 599.400513][T29943] lo_ioctl+0x618/0x13e0 [ 599.404737][T29943] ? path_openat+0x18d4/0x1ec0 [ 599.409553][T29943] ? save_fpregs_to_fpstate+0xd8/0x110 [ 599.415011][T29943] ? blkdev_common_ioctl+0x438/0x1110 [ 599.420641][T29943] ? selinux_file_ioctl+0x981/0xa10 [ 599.425832][T29943] ? lo_release+0x120/0x120 [ 599.430336][T29943] blkdev_ioctl+0x1d0/0x3f0 [ 599.434830][T29943] block_ioctl+0x6e/0x80 [ 599.439124][T29943] ? blkdev_iopoll+0x80/0x80 [ 599.443692][T29943] __se_sys_ioctl+0xcb/0x140 [ 599.448350][T29943] __x64_sys_ioctl+0x3f/0x50 [ 599.453010][T29943] do_syscall_64+0x44/0xa0 [ 599.457435][T29943] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 599.463322][T29943] RIP: 0033:0x7fe1e06977f7 [ 599.467798][T29943] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 599.487416][T29943] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 599.495986][T29943] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 [ 599.503956][T29943] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 599.512012][T29943] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 599.519970][T29943] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 599.527941][T29943] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 599.544241][T29943] FAT-fs (loop5): bogus number of reserved sectors [ 599.550801][T29943] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 599.559953][T29943] FAT-fs (loop5): Can't find a valid FAT filesystem 15:59:29 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x406, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 599.577633][T29962] FAT-fs (loop1): bogus number of reserved sectors [ 599.584258][T29962] FAT-fs (loop1): Can't find a valid FAT filesystem [ 599.605554][T29950] loop3: detected capacity change from 0 to 1 [ 599.612615][T29938] loop0: detected capacity change from 0 to 256 [ 599.623680][T29953] FAT-fs (loop2): Unrecognized mount option "nnonumtail=1" or missing value 15:59:29 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 25) [ 599.652343][T29962] FAT-fs (loop1): bogus number of reserved sectors [ 599.652533][T29950] FAT-fs (loop3): bogus number of reserved sectors [ 599.658905][T29962] FAT-fs (loop1): Can't find a valid FAT filesystem [ 599.665411][T29950] FAT-fs (loop3): Can't find a valid FAT filesystem [ 599.689344][T29988] FAULT_INJECTION: forcing a failure. [ 599.689344][T29988] name failslab, interval 1, probability 0, space 0, times 0 [ 599.702016][T29988] CPU: 1 PID: 29988 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 599.710790][T29988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 599.720866][T29988] Call Trace: [ 599.724157][T29988] dump_stack_lvl+0xd6/0x122 [ 599.728796][T29988] dump_stack+0x11/0x1b [ 599.732966][T29988] should_fail+0x23c/0x250 [ 599.737381][T29988] ? __kernfs_new_node+0x6a/0x330 [ 599.742517][T29988] __should_failslab+0x81/0x90 [ 599.747286][T29988] should_failslab+0x5/0x20 [ 599.751792][T29988] kmem_cache_alloc+0x4f/0x300 [ 599.756556][T29988] __kernfs_new_node+0x6a/0x330 [ 599.761415][T29988] ? __down_write_common+0x42/0x830 [ 599.766622][T29988] ? idr_alloc_cyclic+0x26b/0x2f0 [ 599.771658][T29988] ? __down_write_common+0x42/0x830 [ 599.776863][T29988] ? rb_insert_color+0x7e/0x310 [ 599.781806][T29988] kernfs_new_node+0x5b/0xd0 [ 599.786469][T29988] __kernfs_create_file+0x45/0x1a0 [ 599.791637][T29988] sysfs_add_file_mode_ns+0x1c1/0x250 [ 599.797017][T29988] internal_create_group+0x2f4/0x860 [ 599.802452][T29988] ? set_disk_ro+0x73/0x110 [ 599.807069][T29988] sysfs_create_group+0x1b/0x20 [ 599.810878][T29990] loop4: detected capacity change from 0 to 2 [ 599.811990][T29988] loop_configure+0xbcd/0xeb0 [ 599.822711][T29988] lo_ioctl+0x618/0x13e0 [ 599.826956][T29988] ? path_openat+0x18d4/0x1ec0 [ 599.828727][T29990] FAT-fs (loop4): bogus number of reserved sectors [ 599.831719][T29988] ? save_fpregs_to_fpstate+0xd8/0x110 [ 599.831743][T29988] ? blkdev_common_ioctl+0x438/0x1110 [ 599.838264][T29990] FAT-fs (loop4): Can't find a valid FAT filesystem [ 599.843673][T29988] ? selinux_file_ioctl+0x981/0xa10 [ 599.860764][T29988] ? lo_release+0x120/0x120 [ 599.865325][T29988] blkdev_ioctl+0x1d0/0x3f0 [ 599.869830][T29988] block_ioctl+0x6e/0x80 [ 599.874053][T29988] ? blkdev_iopoll+0x80/0x80 [ 599.878680][T29988] __se_sys_ioctl+0xcb/0x140 [ 599.883260][T29988] __x64_sys_ioctl+0x3f/0x50 [ 599.887865][T29988] do_syscall_64+0x44/0xa0 [ 599.892326][T29988] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 599.898214][T29988] RIP: 0033:0x7fe1e06977f7 [ 599.902612][T29988] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 599.922305][T29988] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 599.930713][T29988] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 [ 599.938682][T29988] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 599.946656][T29988] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 599.954707][T29988] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 599.962661][T29988] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 599.975638][T29988] FAT-fs (loop5): bogus number of reserved sectors [ 599.982196][T29988] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 599.991394][T29988] FAT-fs (loop5): Can't find a valid FAT filesystem 15:59:30 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="5379735fe96d6d75746142f7092c006541c76700000000000009f6b39a188d12e375403fc613d2ad30be9d590e9e8651965d1293d39a141a163f43e520c6726c699fb25595b04c8e06fee20d5b3b1bb4e9c8a3b6e9d28e65eb8679cf7789ca07cb070ac63b878661bdc266f1fe05a87a2f4a11d887ed42849150c16d5cac194328ebe830eb67cf2f5b46cdfa966fc26f6367c552d438f7"]) 15:59:30 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x210000, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) 15:59:30 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 26) [ 600.012709][T29990] loop4: detected capacity change from 0 to 2 [ 600.020396][T29990] FAT-fs (loop4): bogus number of reserved sectors [ 600.026947][T29990] FAT-fs (loop4): Can't find a valid FAT filesystem [ 600.045003][T30010] FAT-fs (loop2): Unrecognized mount option "Sys_émmutaB÷ " or missing value [ 600.069085][T30017] FAULT_INJECTION: forcing a failure. [ 600.069085][T30017] name failslab, interval 1, probability 0, space 0, times 0 [ 600.081734][T30017] CPU: 0 PID: 30017 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 600.086127][T30020] FAT-fs (loop1): bogus number of reserved sectors [ 600.090501][T30017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 600.090515][T30017] Call Trace: [ 600.090523][T30017] dump_stack_lvl+0xd6/0x122 15:59:30 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3ae, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:30 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfa00, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 600.097024][T30020] FAT-fs (loop1): Can't find a valid FAT filesystem [ 600.107053][T30017] dump_stack+0x11/0x1b [ 600.125612][T30017] should_fail+0x23c/0x250 [ 600.126664][T30025] loop3: detected capacity change from 0 to 1 [ 600.130030][T30017] ? __kernfs_new_node+0x6a/0x330 [ 600.137441][T30025] FAT-fs (loop3): bogus number of reserved sectors [ 600.141092][T30017] __should_failslab+0x81/0x90 [ 600.147614][T30025] FAT-fs (loop3): Can't find a valid FAT filesystem [ 600.152330][T30017] should_failslab+0x5/0x20 [ 600.163421][T30017] kmem_cache_alloc+0x4f/0x300 [ 600.166805][T30028] loop0: detected capacity change from 0 to 256 [ 600.168213][T30017] ? __down_write_common+0x42/0x830 [ 600.168237][T30017] __kernfs_new_node+0x6a/0x330 [ 600.184529][T30017] ? up_write+0x25/0xc0 [ 600.188769][T30017] kernfs_new_node+0x5b/0xd0 [ 600.193401][T30017] __kernfs_create_file+0x45/0x1a0 [ 600.198491][T30017] sysfs_add_file_mode_ns+0x1c1/0x250 [ 600.203842][T30017] internal_create_group+0x2f4/0x860 [ 600.209110][T30017] ? set_disk_ro+0x73/0x110 [ 600.213666][T30017] sysfs_create_group+0x1b/0x20 [ 600.218526][T30017] loop_configure+0xbcd/0xeb0 [ 600.223186][T30017] lo_ioctl+0x618/0x13e0 [ 600.227427][T30017] ? path_openat+0x18d4/0x1ec0 [ 600.232222][T30017] ? save_fpregs_to_fpstate+0xd8/0x110 [ 600.237672][T30017] ? blkdev_common_ioctl+0x438/0x1110 [ 600.243077][T30017] ? selinux_file_ioctl+0x981/0xa10 [ 600.248258][T30017] ? lo_release+0x120/0x120 [ 600.252876][T30017] blkdev_ioctl+0x1d0/0x3f0 [ 600.257390][T30017] block_ioctl+0x6e/0x80 [ 600.261661][T30017] ? blkdev_iopoll+0x80/0x80 [ 600.266247][T30017] __se_sys_ioctl+0xcb/0x140 [ 600.270933][T30017] __x64_sys_ioctl+0x3f/0x50 [ 600.275580][T30017] do_syscall_64+0x44/0xa0 [ 600.279984][T30017] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 600.285930][T30017] RIP: 0033:0x7fe1e06977f7 [ 600.290330][T30017] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 600.310022][T30017] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 600.318431][T30017] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 [ 600.326457][T30017] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 600.334878][T30017] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 600.342849][T30017] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 600.350809][T30017] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 600.360950][T30017] FAT-fs (loop5): bogus number of reserved sectors [ 600.367507][T30017] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 600.376650][T30017] FAT-fs (loop5): Can't find a valid FAT filesystem [ 600.388085][T30010] FAT-fs (loop2): Unrecognized mount option "Sys_émmutaB÷ " or missing value [ 600.393739][T30025] loop3: detected capacity change from 0 to 1 [ 600.403260][T30028] loop0: detected capacity change from 0 to 256 [ 600.410711][T30020] FAT-fs (loop1): bogus number of reserved sectors 15:59:30 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x500, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:30 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x1145404, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) [ 600.417318][T30020] FAT-fs (loop1): Can't find a valid FAT filesystem [ 600.428950][T30025] FAT-fs (loop3): bogus number of reserved sectors [ 600.435510][T30025] FAT-fs (loop3): Can't find a valid FAT filesystem 15:59:30 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3af, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:30 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 27) 15:59:30 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfeff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:30 executing program 1: newfstatat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x2400) sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000002840)=ANY=[@ANYBLOB="cc120000070803002cbd7000fedbdf250100000a28003b800c005e0000010000000000000c002c0000800000000000000c002200ff7f00000000000060825586efb35704d8fa8b87954f881662f75b7817caabd5f235163a819cd966080057007884d53df7a83b590d14207165534cd372eadd1f98c1c9ad96cacca7017ccf959dec1cb9596c5fc93d88e4a195bfea26749597ccb58618f84107d369230812419b99b9bf1280df7a0a14dd8dbd3b3bb8defb8a7c137f429ea1aeb4c545406092ddb0f6ba9ca4e21c0aa89a7f23fb38852286551a", @ANYRES32=r0, @ANYBLOB="0e68d027a0de0c98ff16d1a5fce02e0deece0422a9e7932d299f2646dd6f816a725f2a5bcb0708714f3c19ebf27d4ba38353f1b873787e0b9b30e5edca150a29b89a6ccf8d3ee11a9e1697b322a882b6aca0d9dfae582c3fd2889847fa8da31a4f7bb7473e5d9eda1851366c3f32b95ad5e9bc14271be518aa0092800c003500030000000000000008004900e00000020400930008003b00", @ANYRES32, @ANYBLOB="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"], 0x12cc}, 0x1, 0x0, 0x0, 0x800}, 0x4000000) syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) [ 600.490498][T30064] loop4: detected capacity change from 0 to 2 [ 600.516920][T30074] loop3: detected capacity change from 0 to 1 [ 600.532109][T30064] FAT-fs (loop4): bogus number of reserved sectors [ 600.538688][T30064] FAT-fs (loop4): Can't find a valid FAT filesystem [ 600.546691][T30080] loop0: detected capacity change from 0 to 256 [ 600.555433][T30087] FAULT_INJECTION: forcing a failure. [ 600.555433][T30087] name failslab, interval 1, probability 0, space 0, times 0 [ 600.568135][T30087] CPU: 0 PID: 30087 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 600.572144][T30089] FAT-fs (loop1): bogus number of reserved sectors [ 600.576896][T30087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 600.576930][T30087] Call Trace: [ 600.576938][T30087] dump_stack_lvl+0xd6/0x122 [ 600.576960][T30087] dump_stack+0x11/0x1b [ 600.576976][T30087] should_fail+0x23c/0x250 [ 600.583476][T30089] FAT-fs (loop1): Can't find a valid FAT filesystem [ 600.593526][T30087] ? __kernfs_new_node+0x6a/0x330 [ 600.593559][T30087] __should_failslab+0x81/0x90 [ 600.593577][T30087] should_failslab+0x5/0x20 [ 600.631014][T30087] kmem_cache_alloc+0x4f/0x300 [ 600.635781][T30087] ? __down_write_common+0x42/0x830 [ 600.640988][T30087] __kernfs_new_node+0x6a/0x330 [ 600.645920][T30087] ? up_write+0x25/0xc0 [ 600.650127][T30087] kernfs_new_node+0x5b/0xd0 [ 600.654771][T30087] __kernfs_create_file+0x45/0x1a0 [ 600.659893][T30087] sysfs_add_file_mode_ns+0x1c1/0x250 [ 600.665385][T30087] internal_create_group+0x2f4/0x860 [ 600.670673][T30087] sysfs_create_group+0x1b/0x20 [ 600.675529][T30087] loop_configure+0xbcd/0xeb0 [ 600.680217][T30087] lo_ioctl+0x618/0x13e0 [ 600.684470][T30087] ? path_openat+0x18d4/0x1ec0 [ 600.689241][T30087] ? blkdev_common_ioctl+0x438/0x1110 [ 600.694617][T30087] ? selinux_file_ioctl+0x981/0xa10 [ 600.699821][T30087] ? lo_release+0x120/0x120 [ 600.704331][T30087] blkdev_ioctl+0x1d0/0x3f0 [ 600.708837][T30087] block_ioctl+0x6e/0x80 [ 600.713142][T30087] ? blkdev_iopoll+0x80/0x80 [ 600.717786][T30087] __se_sys_ioctl+0xcb/0x140 [ 600.722380][T30087] __x64_sys_ioctl+0x3f/0x50 [ 600.727027][T30087] do_syscall_64+0x44/0xa0 [ 600.731761][T30087] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 600.737665][T30087] RIP: 0033:0x7fe1e06977f7 [ 600.742082][T30087] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 600.761693][T30087] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 600.770110][T30087] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 [ 600.778087][T30087] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 600.786068][T30087] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 600.794068][T30087] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 600.802071][T30087] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 600.815042][T30074] FAT-fs (loop3): bogus number of reserved sectors [ 600.822010][T30074] FAT-fs (loop3): Can't find a valid FAT filesystem [ 600.860762][T30097] FAT-fs (loop1): bogus number of reserved sectors [ 600.867316][T30097] FAT-fs (loop1): Can't find a valid FAT filesystem [ 600.885412][T30074] loop3: detected capacity change from 0 to 1 [ 600.892069][T30064] loop4: detected capacity change from 0 to 2 [ 600.899123][T30080] loop0: detected capacity change from 0 to 256 15:59:31 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xff00, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 600.905497][T30074] FAT-fs (loop3): bogus number of reserved sectors [ 600.912291][T30074] FAT-fs (loop3): Can't find a valid FAT filesystem [ 600.919261][T30064] FAT-fs (loop4): bogus number of reserved sectors [ 600.925809][T30064] FAT-fs (loop4): Can't find a valid FAT filesystem 15:59:31 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) open(&(0x7f0000000000)='./bus\x00', 0x60001, 0x2) 15:59:31 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x600, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:31 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3b0, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 600.995247][T30122] loop0: detected capacity change from 0 to 256 [ 601.004367][T30124] FAT-fs (loop1): bogus number of reserved sectors [ 601.010899][T30124] FAT-fs (loop1): Can't find a valid FAT filesystem [ 601.021747][T30129] loop4: detected capacity change from 0 to 3 [ 601.034322][T30132] loop3: detected capacity change from 0 to 1 [ 601.040474][T30129] FAT-fs (loop4): bogus number of reserved sectors [ 601.047053][T30129] FAT-fs (loop4): Can't find a valid FAT filesystem [ 601.051879][T30132] FAT-fs (loop3): bogus number of reserved sectors [ 601.060212][T30132] FAT-fs (loop3): Can't find a valid FAT filesystem [ 601.074861][T30122] loop0: detected capacity change from 0 to 256 15:59:31 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xff0f, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 601.094930][T30129] loop4: detected capacity change from 0 to 3 [ 601.095395][T30124] FAT-fs (loop1): bogus number of reserved sectors [ 601.107579][T30124] FAT-fs (loop1): Can't find a valid FAT filesystem [ 601.114241][T30129] FAT-fs (loop4): bogus number of reserved sectors [ 601.120778][T30129] FAT-fs (loop4): Can't find a valid FAT filesystem [ 601.135468][T30132] loop3: detected capacity change from 0 to 1 [ 601.142922][T30132] FAT-fs (loop3): bogus number of reserved sectors [ 601.149504][T30132] FAT-fs (loop3): Can't find a valid FAT filesystem [ 601.166533][T30155] loop0: detected capacity change from 0 to 256 [ 601.185455][T30087] FAT-fs (loop5): bogus number of reserved sectors 15:59:31 executing program 1: getresuid(&(0x7f00000000c0)=0x0, &(0x7f0000000100), &(0x7f0000000140)=0x0) setreuid(0x0, r0) r2 = open(&(0x7f00000000c0)='./bus\x00', 0x14d842, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x80000001) getresuid(&(0x7f00000000c0)=0x0, &(0x7f0000000100), &(0x7f0000000140)) setreuid(0x0, r4) setsockopt$inet_IP_XFRM_POLICY(r3, 0x0, 0x11, &(0x7f0000000380)={{{@in=@empty, @in=@multicast1, 0x4e20, 0xc54, 0x4e20, 0xc2a, 0xa, 0x20, 0x80, 0x3b, 0x0, r4}, {0x8, 0x4, 0x0, 0x100000001, 0x0, 0x1000, 0x7}, {0x8e01, 0xb89, 0x101, 0x1}, 0x8, 0x6e6bbc, 0x1, 0x0, 0x2, 0x1}, {{@in=@initdev={0xac, 0x1e, 0x1, 0x0}, 0x4d2, 0x32}, 0xa, @in6=@empty, 0x3500, 0x4, 0x3, 0x1, 0x9, 0xdd, 0x93a}}, 0xe8) getresuid(&(0x7f00000000c0)=0x0, &(0x7f0000000100), &(0x7f0000000140)) setreuid(0x0, r5) newfstatat(0xffffffffffffff9c, &(0x7f0000000180)='./bus\x00', &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x1000) lstat(&(0x7f00000002c0)='./bus/file0\x00', &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0}) setreuid(r6, r7) syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@fat=@showexec}], [{@euid_eq={'euid', 0x3d, r0}}, {@euid_eq={'euid', 0x3d, r1}}, {@smackfstransmute={'smackfstransmute', 0x3d, '['}}, {@measure}, {@uid_eq={'uid', 0x3d, r5}}, {@mask={'mask', 0x3d, '^MAY_EXEC'}}, {@smackfshat={'smackfshat', 0x3d, '*[\x14\'{,}'}}, {@smackfsfloor={'smackfsfloor', 0x3d, '%'}}]}) 15:59:31 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x604, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 601.192028][T30087] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 601.201291][T30087] FAT-fs (loop5): Can't find a valid FAT filesystem 15:59:31 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3b1, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 601.253315][T30155] loop0: detected capacity change from 0 to 256 [ 601.276468][T30174] loop4: detected capacity change from 0 to 3 [ 601.292910][T30174] FAT-fs (loop4): bogus number of reserved sectors 15:59:31 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfffe, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 601.299593][T30174] FAT-fs (loop4): Can't find a valid FAT filesystem [ 601.312401][T30178] loop3: detected capacity change from 0 to 1 [ 601.326176][T30178] FAT-fs (loop3): bogus number of reserved sectors [ 601.332769][T30178] FAT-fs (loop3): Can't find a valid FAT filesystem [ 601.340337][T30186] FAT-fs (loop1): Unrecognized mount option "euid=00000000000000000000" or missing value 15:59:31 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 28) [ 601.367895][T30192] loop0: detected capacity change from 0 to 256 [ 601.398293][T30174] loop4: detected capacity change from 0 to 3 [ 601.410747][T30174] FAT-fs (loop4): bogus number of reserved sectors [ 601.417104][T30200] FAULT_INJECTION: forcing a failure. [ 601.417104][T30200] name failslab, interval 1, probability 0, space 0, times 0 [ 601.417316][T30174] FAT-fs (loop4): Can't find a valid FAT filesystem [ 601.429961][T30200] CPU: 0 PID: 30200 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 601.445337][T30200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 601.455491][T30200] Call Trace: [ 601.458810][T30200] dump_stack_lvl+0xd6/0x122 [ 601.463405][T30200] dump_stack+0x11/0x1b [ 601.467564][T30200] should_fail+0x23c/0x250 [ 601.471981][T30200] ? __kernfs_new_node+0x6a/0x330 [ 601.477096][T30200] __should_failslab+0x81/0x90 [ 601.481874][T30200] should_failslab+0x5/0x20 [ 601.486414][T30200] kmem_cache_alloc+0x4f/0x300 [ 601.491257][T30200] ? __down_write_common+0x42/0x830 [ 601.496463][T30200] __kernfs_new_node+0x6a/0x330 [ 601.501327][T30200] ? up_write+0x25/0xc0 [ 601.505481][T30200] kernfs_new_node+0x5b/0xd0 [ 601.510103][T30200] __kernfs_create_file+0x45/0x1a0 [ 601.515391][T30200] sysfs_add_file_mode_ns+0x1c1/0x250 [ 601.520880][T30200] internal_create_group+0x2f4/0x860 [ 601.526187][T30200] ? set_disk_ro+0x73/0x110 [ 601.530721][T30200] sysfs_create_group+0x1b/0x20 [ 601.535588][T30200] loop_configure+0xbcd/0xeb0 [ 601.540278][T30200] lo_ioctl+0x618/0x13e0 [ 601.544598][T30200] ? path_openat+0x18d4/0x1ec0 [ 601.549375][T30200] ? blkdev_common_ioctl+0x438/0x1110 [ 601.554783][T30200] ? selinux_file_ioctl+0x981/0xa10 [ 601.559996][T30200] ? lo_release+0x120/0x120 [ 601.564520][T30200] blkdev_ioctl+0x1d0/0x3f0 [ 601.569032][T30200] block_ioctl+0x6e/0x80 [ 601.573633][T30200] ? blkdev_iopoll+0x80/0x80 [ 601.578257][T30200] __se_sys_ioctl+0xcb/0x140 [ 601.582922][T30200] __x64_sys_ioctl+0x3f/0x50 [ 601.587521][T30200] do_syscall_64+0x44/0xa0 [ 601.591950][T30200] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 601.597855][T30200] RIP: 0033:0x7fe1e06977f7 [ 601.602267][T30200] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 601.621998][T30200] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 601.630449][T30200] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 [ 601.638425][T30200] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 601.646477][T30200] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 601.654555][T30200] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 601.662531][T30200] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 601.685799][T30178] loop3: detected capacity change from 0 to 1 [ 601.699663][T30192] loop0: detected capacity change from 0 to 256 [ 601.706646][T30178] FAT-fs (loop3): bogus number of reserved sectors [ 601.713219][T30178] FAT-fs (loop3): Can't find a valid FAT filesystem 15:59:31 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x700, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:31 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@utf8}]}) r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./bus\x00', 0xc000, 0x44) openat(r0, &(0x7f0000000040)='./bus\x00', 0x86900, 0x60) 15:59:31 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x1000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 601.727842][T30200] FAT-fs (loop5): bogus number of reserved sectors [ 601.734425][T30200] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 601.743529][T30200] FAT-fs (loop5): Can't find a valid FAT filesystem [ 601.780359][T30221] loop4: detected capacity change from 0 to 3 [ 601.788246][T30221] FAT-fs (loop4): bogus number of reserved sectors [ 601.794924][T30221] FAT-fs (loop4): Can't find a valid FAT filesystem 15:59:31 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3b2, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:31 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 29) [ 601.840628][T30223] FAT-fs (loop1): bogus number of reserved sectors [ 601.847424][T30223] FAT-fs (loop1): Can't find a valid FAT filesystem [ 601.855742][T30236] loop0: detected capacity change from 0 to 32768 [ 601.878979][T30239] loop3: detected capacity change from 0 to 1 [ 601.897187][T30239] FAT-fs (loop3): bogus number of reserved sectors [ 601.903767][T30239] FAT-fs (loop3): Can't find a valid FAT filesystem [ 601.912868][T30246] FAULT_INJECTION: forcing a failure. [ 601.912868][T30246] name failslab, interval 1, probability 0, space 0, times 0 [ 601.917782][T30221] loop4: detected capacity change from 0 to 3 [ 601.925511][T30246] CPU: 1 PID: 30246 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 601.925536][T30246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 601.932698][T30221] FAT-fs (loop4): bogus number of reserved sectors [ 601.940353][T30246] Call Trace: [ 601.940365][T30246] dump_stack_lvl+0xd6/0x122 [ 601.940390][T30246] dump_stack+0x11/0x1b [ 601.940405][T30246] should_fail+0x23c/0x250 [ 601.950511][T30221] FAT-fs (loop4): Can't find a valid FAT filesystem [ 601.956973][T30246] ? __kernfs_new_node+0x6a/0x330 [ 601.984940][T30246] __should_failslab+0x81/0x90 [ 601.989715][T30246] should_failslab+0x5/0x20 [ 601.994230][T30246] kmem_cache_alloc+0x4f/0x300 [ 601.999003][T30246] ? __down_write_common+0x42/0x830 [ 602.004221][T30246] __kernfs_new_node+0x6a/0x330 [ 602.009141][T30246] ? up_write+0x25/0xc0 [ 602.013337][T30246] kernfs_new_node+0x5b/0xd0 [ 602.017948][T30246] __kernfs_create_file+0x45/0x1a0 [ 602.023079][T30246] sysfs_add_file_mode_ns+0x1c1/0x250 [ 602.028556][T30246] internal_create_group+0x2f4/0x860 [ 602.033858][T30246] ? set_disk_ro+0x73/0x110 [ 602.038373][T30246] sysfs_create_group+0x1b/0x20 [ 602.043286][T30246] loop_configure+0xbcd/0xeb0 [ 602.047981][T30246] lo_ioctl+0x618/0x13e0 [ 602.052245][T30246] ? path_openat+0x18d4/0x1ec0 [ 602.057043][T30246] ? blkdev_common_ioctl+0x438/0x1110 [ 602.062441][T30246] ? selinux_file_ioctl+0x981/0xa10 [ 602.067713][T30246] ? lo_release+0x120/0x120 [ 602.072288][T30246] blkdev_ioctl+0x1d0/0x3f0 [ 602.076801][T30246] block_ioctl+0x6e/0x80 [ 602.081062][T30246] ? blkdev_iopoll+0x80/0x80 [ 602.085659][T30246] __se_sys_ioctl+0xcb/0x140 [ 602.090261][T30246] __x64_sys_ioctl+0x3f/0x50 [ 602.094876][T30246] do_syscall_64+0x44/0xa0 [ 602.099374][T30246] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 602.105286][T30246] RIP: 0033:0x7fe1e06977f7 [ 602.109778][T30246] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 602.129397][T30246] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 602.137815][T30246] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 [ 602.145821][T30246] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 602.153799][T30246] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 602.161777][T30246] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 602.169766][T30246] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 602.194351][T30239] loop3: detected capacity change from 0 to 1 [ 602.203227][T30246] FAT-fs (loop5): bogus number of reserved sectors [ 602.210072][T30246] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 602.210932][T30223] FAT-fs (loop1): bogus number of reserved sectors [ 602.219237][T30246] FAT-fs (loop5): Can't find a valid FAT filesystem [ 602.232364][T30223] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:32 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x10e0000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:32 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x900, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:32 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3b3, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 602.254829][T30239] FAT-fs (loop3): bogus number of reserved sectors [ 602.261490][T30239] FAT-fs (loop3): Can't find a valid FAT filesystem [ 602.289920][T30267] loop0: detected capacity change from 0 to 34560 [ 602.327505][T30276] loop4: detected capacity change from 0 to 4 [ 602.335955][T30276] FAT-fs (loop4): bogus number of reserved sectors [ 602.342563][T30276] FAT-fs (loop4): Can't find a valid FAT filesystem [ 602.355392][T30280] loop3: detected capacity change from 0 to 1 [ 602.368296][T30267] loop0: detected capacity change from 0 to 34560 15:59:32 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 30) 15:59:32 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xa00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 602.374626][T30280] FAT-fs (loop3): bogus number of reserved sectors [ 602.381267][T30280] FAT-fs (loop3): Can't find a valid FAT filesystem [ 602.431372][T30296] FAULT_INJECTION: forcing a failure. [ 602.431372][T30296] name failslab, interval 1, probability 0, space 0, times 0 [ 602.444114][T30296] CPU: 0 PID: 30296 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 602.445576][T30297] loop4: detected capacity change from 0 to 5 [ 602.452876][T30296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 602.452889][T30296] Call Trace: [ 602.452896][T30296] dump_stack_lvl+0xd6/0x122 [ 602.476969][T30296] dump_stack+0x11/0x1b [ 602.481134][T30296] should_fail+0x23c/0x250 [ 602.485563][T30296] ? __kernfs_new_node+0x6a/0x330 [ 602.490647][T30296] __should_failslab+0x81/0x90 [ 602.495495][T30296] should_failslab+0x5/0x20 [ 602.500048][T30296] kmem_cache_alloc+0x4f/0x300 [ 602.504828][T30296] ? __down_write_common+0x42/0x830 [ 602.510077][T30296] __kernfs_new_node+0x6a/0x330 [ 602.514954][T30296] ? up_write+0x25/0xc0 [ 602.519450][T30296] kernfs_new_node+0x5b/0xd0 [ 602.524061][T30296] __kernfs_create_file+0x45/0x1a0 [ 602.529248][T30296] sysfs_add_file_mode_ns+0x1c1/0x250 [ 602.534631][T30296] internal_create_group+0x2f4/0x860 [ 602.539932][T30296] ? set_disk_ro+0x73/0x110 [ 602.544449][T30296] sysfs_create_group+0x1b/0x20 [ 602.549310][T30296] loop_configure+0xbcd/0xeb0 [ 602.554003][T30296] lo_ioctl+0x618/0x13e0 [ 602.558313][T30296] ? path_openat+0x18d4/0x1ec0 [ 602.563232][T30296] ? blkdev_common_ioctl+0x438/0x1110 [ 602.568737][T30296] ? selinux_file_ioctl+0x981/0xa10 [ 602.574002][T30296] ? lo_release+0x120/0x120 [ 602.578518][T30296] blkdev_ioctl+0x1d0/0x3f0 [ 602.583039][T30296] block_ioctl+0x6e/0x80 [ 602.587350][T30296] ? blkdev_iopoll+0x80/0x80 [ 602.591996][T30296] __se_sys_ioctl+0xcb/0x140 [ 602.596683][T30296] __x64_sys_ioctl+0x3f/0x50 [ 602.601333][T30296] do_syscall_64+0x44/0xa0 [ 602.605765][T30296] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 602.611747][T30296] RIP: 0033:0x7fe1e06977f7 [ 602.616168][T30296] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 602.635950][T30296] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 602.644501][T30296] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 [ 602.652483][T30296] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 602.660638][T30296] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 602.668675][T30296] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 602.676655][T30296] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 602.694017][T30297] FAT-fs (loop4): bogus number of reserved sectors [ 602.700562][T30297] FAT-fs (loop4): Can't find a valid FAT filesystem [ 602.710469][T30280] loop3: detected capacity change from 0 to 1 15:59:32 executing program 1: ioctl$LOOP_CTL_ADD(0xffffffffffffffff, 0x4c80, 0x2) syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) r0 = open(&(0x7f00000000c0)='./bus\x00', 0x14d842, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, 0x1) inotify_init1(0x80000) sendfile(r0, r1, 0x0, 0x80000001) write$binfmt_elf64(r0, &(0x7f0000000dc0)=ANY=[@ANYBLOB="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"], 0xa20) 15:59:32 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3b4, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 602.728312][T30280] FAT-fs (loop3): bogus number of reserved sectors [ 602.734847][T30280] FAT-fs (loop3): Can't find a valid FAT filesystem 15:59:32 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x2000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 602.794255][T30296] FAT-fs (loop5): bogus number of reserved sectors [ 602.800792][T30296] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 602.810034][T30296] FAT-fs (loop5): Can't find a valid FAT filesystem [ 602.824725][T30313] FAT-fs (loop1): bogus number of reserved sectors [ 602.831249][T30313] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:32 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 602.843605][T30325] loop3: detected capacity change from 0 to 1 [ 602.868437][T30324] loop0: detected capacity change from 0 to 65536 [ 602.903816][T30330] loop4: detected capacity change from 0 to 5 [ 602.910013][T30325] FAT-fs (loop3): bogus number of reserved sectors 15:59:33 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="7379736d6d757461626c6a7fae18652c00"]) [ 602.916564][T30325] FAT-fs (loop3): Can't find a valid FAT filesystem [ 602.924604][T30330] FAT-fs (loop4): bogus number of reserved sectors [ 602.931227][T30330] FAT-fs (loop4): Can't find a valid FAT filesystem [ 602.969030][T30324] loop0: detected capacity change from 0 to 65536 [ 602.976107][T30325] loop3: detected capacity change from 0 to 1 [ 602.992966][T30330] loop4: detected capacity change from 0 to 5 [ 602.993415][T30350] FAT-fs (loop1): Unrecognized mount option "sysmmutablj®e" or missing value 15:59:33 executing program 2: r0 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) r1 = syz_genetlink_get_family_id$tipc(&(0x7f0000001240), r0) sendmsg$TIPC_CMD_GET_MAX_PORTS(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000012c0)={&(0x7f0000001280)={0x1c, r1, 0x2c7ab8420ab3de21, 0x70bd26, 0x25dfdbfc, {}, ["", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x14}, 0x0) sendmsg$TIPC_CMD_RESET_LINK_STATS(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='(\x00\x00@', @ANYRES16=r1, @ANYBLOB="000327bd7000fddbdf2501000000000000000c410000000c001473797a3100000000"], 0x28}, 0x1, 0x0, 0x0, 0x4040}, 0x4000000) syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)=ANY=[@ANYBLOB="7379735f69cc2c7456aaf745920702"]) chdir(&(0x7f0000000100)='./bus\x00') 15:59:33 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 31) 15:59:33 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x2040000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 603.016044][T30325] FAT-fs (loop3): bogus number of reserved sectors [ 603.022646][T30325] FAT-fs (loop3): Can't find a valid FAT filesystem [ 603.046967][T30330] FAT-fs (loop4): bogus number of reserved sectors [ 603.053553][T30330] FAT-fs (loop4): Can't find a valid FAT filesystem [ 603.071842][T30363] FAT-fs (loop2): Unrecognized mount option "sys_iĚ" or missing value [ 603.090599][T30350] FAT-fs (loop1): Unrecognized mount option "sysmmutablj®e" or missing value [ 603.096405][T30367] FAULT_INJECTION: forcing a failure. [ 603.096405][T30367] name failslab, interval 1, probability 0, space 0, times 0 [ 603.112228][T30367] CPU: 0 PID: 30367 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 603.121026][T30367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 603.131078][T30367] Call Trace: [ 603.134353][T30367] dump_stack_lvl+0xd6/0x122 [ 603.138949][T30367] dump_stack+0x11/0x1b [ 603.143112][T30367] should_fail+0x23c/0x250 [ 603.147528][T30367] __should_failslab+0x81/0x90 [ 603.152303][T30367] ? kobject_uevent_env+0x1a7/0xc40 [ 603.157573][T30367] should_failslab+0x5/0x20 [ 603.162084][T30367] kmem_cache_alloc_trace+0x52/0x320 [ 603.167452][T30367] ? dev_uevent_filter+0x70/0x70 [ 603.172423][T30367] kobject_uevent_env+0x1a7/0xc40 [ 603.177559][T30367] ? internal_create_group+0x7d9/0x860 [ 603.183029][T30367] ? set_capacity_and_notify+0xeb/0x200 [ 603.188585][T30367] kobject_uevent+0x18/0x20 [ 603.193096][T30367] loop_configure+0xce1/0xeb0 [ 603.197781][T30367] lo_ioctl+0x618/0x13e0 [ 603.202041][T30367] ? path_openat+0x18d4/0x1ec0 [ 603.206919][T30367] ? blkdev_common_ioctl+0x438/0x1110 [ 603.212307][T30367] ? selinux_file_ioctl+0x981/0xa10 [ 603.217517][T30367] ? lo_release+0x120/0x120 [ 603.222028][T30367] blkdev_ioctl+0x1d0/0x3f0 [ 603.226531][T30367] block_ioctl+0x6e/0x80 [ 603.230793][T30367] ? blkdev_iopoll+0x80/0x80 [ 603.235400][T30367] __se_sys_ioctl+0xcb/0x140 [ 603.240013][T30367] __x64_sys_ioctl+0x3f/0x50 [ 603.244604][T30367] do_syscall_64+0x44/0xa0 [ 603.249035][T30367] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 603.254964][T30367] RIP: 0033:0x7fe1e06977f7 [ 603.259454][T30367] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 603.279215][T30367] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 603.287807][T30367] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 [ 603.295865][T30367] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 603.303833][T30367] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 603.311870][T30367] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 15:59:33 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xc00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:33 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3b5, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 603.319838][T30367] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 603.339155][T30373] loop0: detected capacity change from 0 to 66048 15:59:33 executing program 1: r0 = syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x20000, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) mount$9p_fd(0x0, &(0x7f0000000000)='./bus\x00', &(0x7f0000000040), 0x400, &(0x7f0000000080)={'trans=fd,', {}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[{@posixacl}, {@cachetag={'cachetag', 0x3d, 'vfat\x00'}}, {@access_uid}, {@cachetag}, {@mmap}], [{@obj_role={'obj_role', 0x3d, 'vfat\x00'}}, {@mask={'mask', 0x3d, '^MAY_EXEC'}}, {@smackfsfloor}]}}) 15:59:33 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x3000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 603.397460][T30392] FAT-fs (loop2): Unrecognized mount option "sys_iĚ" or missing value [ 603.398838][T30391] loop4: detected capacity change from 0 to 6 [ 603.424837][T30396] loop3: detected capacity change from 0 to 1 [ 603.431982][T30396] FAT-fs (loop3): bogus number of reserved sectors [ 603.438537][T30396] FAT-fs (loop3): Can't find a valid FAT filesystem [ 603.446643][T30405] loop0: detected capacity change from 0 to 98304 [ 603.460853][T30391] FAT-fs (loop4): bogus number of reserved sectors [ 603.467446][T30391] FAT-fs (loop4): Can't find a valid FAT filesystem 15:59:33 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xd00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:33 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)=ANY=[@ANYBLOB="7379735f696d6d7574c24e0df32c00"]) 15:59:33 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x4000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:33 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3b6, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 603.494990][T30404] 9pnet: Insufficient options for proto=fd [ 603.501891][T30367] FAT-fs (loop5): bogus number of reserved sectors [ 603.508459][T30367] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 603.517584][T30367] FAT-fs (loop5): Can't find a valid FAT filesystem [ 603.533020][T30420] FAT-fs (loop2): Unrecognized mount option "sys_immutÂNó" or missing value 15:59:33 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 32) 15:59:33 executing program 1: r0 = syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) openat(r0, &(0x7f0000000000)='./bus\x00', 0x2801, 0x84) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000000640)) r1 = syz_mount_image$ext4(&(0x7f0000000040)='ext2\x00', &(0x7f0000000080)='./bus\x00', 0x1, 0x3, &(0x7f00000003c0)=[{&(0x7f00000000c0)="3cfd9478c506497f5f57a0ff016140b51b5cee7af2b57655e101de1b9d4bb5524676b2ae29207d86f9dae7b972d1c93f0de3c30e37e5935c9647bf1d073bdcb386e3ed3d08205eeb66f96962a873613f1357723ad1d38533c29f65db504a89ff4dcd8b258b8b3dff7c8453bdeac5502da2524b884898bb69ede85c31cfc68bf9b5c3f13cefe09d87d3aac4c4ecb90b87e2ed3fa543e2a1e880a8fced6d937f131e21553bf966642ce3933daf9afad1ca7ceb1784d4df4fd800ea680d8a798e92a8a252329b96c308d2c7", 0xca, 0x3}, {&(0x7f00000002c0)="05c354c8ac79742bc42b7a41119416800410277b03a24f257cda9acb5a64cbe7f668c87df53df778766192b088ec24c5c3cf722270965efe387db7d9664bbab8b430dce121cbc367c5fceb3b759dce5fc8b4c5be792ce64fa6e7d8d16047f116b5129bfe05d4633d8fc56b2c35511759eeb471a3c54008e2d034f22b53961158a710301702f5f6bc2c627ec31fb75e2203521abcd956ccaceb26e0e7de8e0a47a2347ecacca5d320542c79536017d8469c756609fe79340552b54ff2e3731d5caa955cc683e69f9ded4c6941c39384415e3f2ca5f517c394408a04bc072d6517543e", 0xe2, 0x2}, {&(0x7f00000001c0)="febd5db3f066f41e80e9710f64cbcfbca4b88622bb7f", 0x16, 0xfffffffffffffc01}], 0x20000, &(0x7f0000000440)={[{@sysvgroups}, {@usrquota}, {@auto_da_alloc_val={'auto_da_alloc', 0x3d, 0x6}}, {@bh}, {@nobh}, {@grpquota}, {@delalloc}, {}], [{@euid_gt={'euid>', 0xee00}}, {@hash}, {@measure}, {@appraise}, {@subj_type={'subj_type', 0x3d, '!*/v'}}, {@obj_user={'obj_user', 0x3d, 'vfat\x00'}}, {@measure}]}) r2 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fcntl$setstatus(r2, 0x4, 0x6900) creat(&(0x7f0000000500)='./bus\x00', 0x12) r3 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x8400fffffffa) statx(r2, &(0x7f0000000840)='./bus\x00', 0x1000, 0x801, &(0x7f0000000880)) openat(r1, &(0x7f0000000200)='./bus\x00', 0x0, 0x144) [ 603.563284][T30429] loop3: detected capacity change from 0 to 1 [ 603.570485][T30429] FAT-fs (loop3): bogus number of reserved sectors [ 603.577119][T30429] FAT-fs (loop3): Can't find a valid FAT filesystem [ 603.583393][T30420] FAT-fs (loop2): Unrecognized mount option "sys_immutÂNó" or missing value [ 603.616695][T30447] loop0: detected capacity change from 0 to 131072 [ 603.625723][T30448] loop4: detected capacity change from 0 to 6 [ 603.634240][T30453] FAULT_INJECTION: forcing a failure. [ 603.634240][T30453] name failslab, interval 1, probability 0, space 0, times 0 [ 603.647025][T30453] CPU: 0 PID: 30453 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 603.655792][T30453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 603.665985][T30453] Call Trace: [ 603.669257][T30453] dump_stack_lvl+0xd6/0x122 [ 603.673848][T30453] dump_stack+0x11/0x1b [ 603.677997][T30453] should_fail+0x23c/0x250 [ 603.682453][T30453] ? kzalloc+0x1d/0x30 [ 603.686516][T30453] __should_failslab+0x81/0x90 [ 603.691356][T30453] should_failslab+0x5/0x20 [ 603.695866][T30453] __kmalloc+0x6f/0x350 [ 603.700460][T30453] kzalloc+0x1d/0x30 [ 603.704355][T30453] kobject_get_path+0x7c/0x110 [ 603.709179][T30453] kobject_uevent_env+0x1be/0xc40 [ 603.714256][T30453] ? internal_create_group+0x7d9/0x860 [ 603.719704][T30453] ? set_capacity_and_notify+0xeb/0x200 [ 603.725239][T30453] kobject_uevent+0x18/0x20 [ 603.729814][T30453] loop_configure+0xce1/0xeb0 [ 603.734479][T30453] lo_ioctl+0x618/0x13e0 [ 603.738709][T30453] ? path_openat+0x18d4/0x1ec0 [ 603.743576][T30453] ? blkdev_common_ioctl+0x438/0x1110 [ 603.748931][T30453] ? selinux_file_ioctl+0x981/0xa10 [ 603.754117][T30453] ? lo_release+0x120/0x120 [ 603.758616][T30453] blkdev_ioctl+0x1d0/0x3f0 [ 603.763114][T30453] block_ioctl+0x6e/0x80 [ 603.767395][T30453] ? blkdev_iopoll+0x80/0x80 [ 603.771966][T30453] __se_sys_ioctl+0xcb/0x140 [ 603.776561][T30453] __x64_sys_ioctl+0x3f/0x50 [ 603.781137][T30453] do_syscall_64+0x44/0xa0 [ 603.785575][T30453] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 603.791522][T30453] RIP: 0033:0x7fe1e06977f7 [ 603.795991][T30453] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 603.815668][T30453] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 603.824087][T30453] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 [ 603.832051][T30453] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 603.840035][T30453] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 603.848002][T30453] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 603.855980][T30453] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 15:59:34 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) chroot(&(0x7f0000000000)='./bus\x00') mount$9p_rdma(&(0x7f0000000040), &(0x7f0000000080)='./bus\x00', &(0x7f00000000c0), 0x132092, &(0x7f00000002c0)={'trans=rdma,', {'port', 0x3d, 0x4e24}, 0x2c, {[{@sq={'sq', 0x3d, 0xd0f}}], [{@euid_lt}]}}) [ 603.882082][T30448] FAT-fs (loop4): bogus number of reserved sectors [ 603.884504][T30452] FAT-fs (loop1): bogus number of reserved sectors [ 603.888656][T30448] FAT-fs (loop4): Can't find a valid FAT filesystem [ 603.895158][T30452] FAT-fs (loop1): Can't find a valid FAT filesystem [ 603.912880][T30453] FAT-fs (loop5): bogus number of reserved sectors [ 603.919458][T30453] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 603.928591][T30453] FAT-fs (loop5): Can't find a valid FAT filesystem 15:59:34 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3b7, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:34 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x5000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 603.959786][T30448] loop4: detected capacity change from 0 to 6 [ 603.966000][T30470] FAT-fs (loop2): bogus number of reserved sectors [ 603.972529][T30470] FAT-fs (loop2): Can't find a valid FAT filesystem [ 603.999584][T30448] FAT-fs (loop4): bogus number of reserved sectors [ 604.006153][T30448] FAT-fs (loop4): Can't find a valid FAT filesystem [ 604.018151][T30479] loop3: detected capacity change from 0 to 1 [ 604.028377][T30481] loop0: detected capacity change from 0 to 163840 [ 604.044383][T30479] FAT-fs (loop3): bogus number of reserved sectors [ 604.050939][T30479] FAT-fs (loop3): Can't find a valid FAT filesystem 15:59:34 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 33) 15:59:34 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xe00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 604.071149][T30452] FAT-fs (loop1): bogus number of reserved sectors [ 604.077698][T30452] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:34 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x6000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:34 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@uni_xlate}]}) creat(&(0x7f0000000000)='./bus\x00', 0x4) [ 604.145889][T30501] FAULT_INJECTION: forcing a failure. [ 604.145889][T30501] name failslab, interval 1, probability 0, space 0, times 0 [ 604.158544][T30501] CPU: 1 PID: 30501 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 604.167597][T30501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 604.177648][T30501] Call Trace: [ 604.180927][T30501] dump_stack_lvl+0xd6/0x122 [ 604.185547][T30501] dump_stack+0x11/0x1b [ 604.186352][T30506] FAT-fs (loop2): bogus number of reserved sectors [ 604.189728][T30501] should_fail+0x23c/0x250 [ 604.189750][T30501] ? kzalloc+0x1d/0x30 [ 604.196255][T30506] FAT-fs (loop2): Can't find a valid FAT filesystem [ 604.200632][T30501] __should_failslab+0x81/0x90 [ 604.215990][T30501] should_failslab+0x5/0x20 [ 604.220530][T30501] __kmalloc+0x6f/0x350 [ 604.224693][T30501] kzalloc+0x1d/0x30 [ 604.228587][T30501] kobject_get_path+0x7c/0x110 [ 604.233361][T30501] kobject_uevent_env+0x1be/0xc40 [ 604.238455][T30501] ? internal_create_group+0x7d9/0x860 [ 604.243921][T30501] ? set_capacity_and_notify+0xeb/0x200 [ 604.249486][T30501] kobject_uevent+0x18/0x20 [ 604.254155][T30501] loop_configure+0xce1/0xeb0 [ 604.258902][T30501] lo_ioctl+0x618/0x13e0 [ 604.263192][T30501] ? path_openat+0x18d4/0x1ec0 [ 604.267975][T30501] ? blkdev_common_ioctl+0x438/0x1110 [ 604.273414][T30501] ? selinux_file_ioctl+0x981/0xa10 [ 604.278619][T30501] ? lo_release+0x120/0x120 [ 604.283162][T30501] blkdev_ioctl+0x1d0/0x3f0 [ 604.287728][T30501] block_ioctl+0x6e/0x80 [ 604.291979][T30501] ? blkdev_iopoll+0x80/0x80 [ 604.296569][T30501] __se_sys_ioctl+0xcb/0x140 [ 604.301197][T30501] __x64_sys_ioctl+0x3f/0x50 [ 604.305785][T30501] do_syscall_64+0x44/0xa0 [ 604.310255][T30501] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 604.316181][T30501] RIP: 0033:0x7fe1e06977f7 [ 604.320596][T30501] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 604.340240][T30501] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 604.348731][T30501] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 [ 604.356700][T30501] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 604.364676][T30501] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 604.372641][T30501] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 604.380659][T30501] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 604.389782][T30505] loop0: detected capacity change from 0 to 196608 [ 604.404991][T30501] FAT-fs (loop5): bogus number of reserved sectors [ 604.407866][T30479] loop3: detected capacity change from 0 to 1 [ 604.411536][T30501] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 604.426750][T30501] FAT-fs (loop5): Can't find a valid FAT filesystem [ 604.439790][T30506] FAT-fs (loop2): bogus number of reserved sectors [ 604.440140][T30452] loop1: detected capacity change from 0 to 16380 15:59:34 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x6040000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 604.446356][T30506] FAT-fs (loop2): Can't find a valid FAT filesystem [ 604.465745][T30529] loop4: detected capacity change from 0 to 7 [ 604.473340][T30529] FAT-fs (loop4): bogus number of reserved sectors [ 604.475062][T30479] FAT-fs (loop3): bogus number of reserved sectors [ 604.479956][T30529] FAT-fs (loop4): Can't find a valid FAT filesystem [ 604.493117][T30479] FAT-fs (loop3): Can't find a valid FAT filesystem 15:59:34 executing program 1: mlockall(0x0) syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) syz_io_uring_setup(0x2700, &(0x7f0000000000)={0x0, 0x2f8e, 0x10, 0x1, 0xc0}, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000000080)=0x0, &(0x7f00000000c0)) open(&(0x7f0000000140)='./bus\x00', 0x80000, 0x68) r1 = mmap$IORING_OFF_SQES(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x9, 0x10, 0xffffffffffffffff, 0x10000000) rmdir(&(0x7f0000000180)='./bus\x00') r2 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fcntl$setstatus(r2, 0x4, 0x6900) r3 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x8400fffffffa) syz_io_uring_submit(r0, r1, &(0x7f0000000100)=@IORING_OP_FSYNC={0x3, 0x4, 0x0, @fd=r2, 0x0, 0x0, 0x0, 0x1}, 0x1) 15:59:34 executing program 2: r0 = openat$cgroup_pressure(0xffffffffffffffff, &(0x7f0000000000)='io.pressure\x00', 0x2, 0x0) ioctl$INCFS_IOC_READ_FILE_SIGNATURE(r0, 0x8010671f, &(0x7f0000000040)={&(0x7f00000002c0)=""/4096, 0x1000}) syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) [ 604.505154][T30529] loop4: detected capacity change from 0 to 7 [ 604.533715][T30529] FAT-fs (loop4): bogus number of reserved sectors [ 604.540338][T30529] FAT-fs (loop4): Can't find a valid FAT filesystem 15:59:34 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 34) 15:59:34 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3b8, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 604.554463][T30551] loop0: detected capacity change from 0 to 197120 [ 604.570143][T30556] FAT-fs (loop1): bogus number of reserved sectors [ 604.576710][T30556] FAT-fs (loop1): Can't find a valid FAT filesystem [ 604.580387][T30562] loop3: detected capacity change from 0 to 1 [ 604.588426][T30563] FAULT_INJECTION: forcing a failure. [ 604.588426][T30563] name failslab, interval 1, probability 0, space 0, times 0 [ 604.602279][T30563] CPU: 0 PID: 30563 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 604.611051][T30563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 604.621199][T30563] Call Trace: [ 604.624459][T30563] dump_stack_lvl+0xd6/0x122 [ 604.629057][T30563] dump_stack+0x11/0x1b [ 604.633209][T30563] should_fail+0x23c/0x250 [ 604.637608][T30563] __should_failslab+0x81/0x90 [ 604.642365][T30563] should_failslab+0x5/0x20 [ 604.646907][T30563] kmem_cache_alloc_node_trace+0x61/0x2e0 [ 604.652604][T30563] ? __kmalloc_node_track_caller+0x30/0x40 [ 604.658404][T30563] __kmalloc_node_track_caller+0x30/0x40 [ 604.664020][T30563] ? alloc_uevent_skb+0x5b/0x120 [ 604.668975][T30563] __alloc_skb+0x187/0x420 [ 604.673510][T30563] alloc_uevent_skb+0x5b/0x120 [ 604.678314][T30563] kobject_uevent_env+0x863/0xc40 [ 604.683361][T30563] ? internal_create_group+0x7d9/0x860 [ 604.688868][T30563] ? set_capacity_and_notify+0xeb/0x200 [ 604.694399][T30563] kobject_uevent+0x18/0x20 [ 604.698967][T30563] loop_configure+0xce1/0xeb0 [ 604.703653][T30563] lo_ioctl+0x618/0x13e0 [ 604.707918][T30563] ? path_openat+0x18d4/0x1ec0 [ 604.712734][T30563] ? blkdev_common_ioctl+0x438/0x1110 [ 604.718097][T30563] ? selinux_file_ioctl+0x981/0xa10 [ 604.723285][T30563] ? lo_release+0x120/0x120 [ 604.727813][T30563] blkdev_ioctl+0x1d0/0x3f0 [ 604.732310][T30563] block_ioctl+0x6e/0x80 [ 604.736541][T30563] ? blkdev_iopoll+0x80/0x80 [ 604.741112][T30563] __se_sys_ioctl+0xcb/0x140 [ 604.745691][T30563] __x64_sys_ioctl+0x3f/0x50 [ 604.750361][T30563] do_syscall_64+0x44/0xa0 [ 604.754806][T30563] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 604.760950][T30563] RIP: 0033:0x7fe1e06977f7 [ 604.765435][T30563] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 604.785132][T30563] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 604.794263][T30563] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 [ 604.802277][T30563] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 604.810278][T30563] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 604.818265][T30563] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 604.826252][T30563] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 604.838772][T30562] FAT-fs (loop3): bogus number of reserved sectors [ 604.845381][T30562] FAT-fs (loop3): Can't find a valid FAT filesystem [ 604.853709][T30557] FAT-fs (loop2): bogus number of reserved sectors [ 604.856900][T30563] FAT-fs (loop5): bogus number of reserved sectors [ 604.860249][T30557] FAT-fs (loop2): Can't find a valid FAT filesystem [ 604.866798][T30563] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 604.882669][T30563] FAT-fs (loop5): Can't find a valid FAT filesystem [ 604.898082][T30556] FAT-fs (loop1): bogus number of reserved sectors 15:59:35 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xe01, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 604.904627][T30556] FAT-fs (loop1): Can't find a valid FAT filesystem [ 604.914160][T30551] loop0: detected capacity change from 0 to 197120 [ 604.923527][T30586] loop4: detected capacity change from 0 to 7 [ 604.933474][T30562] loop3: detected capacity change from 0 to 1 [ 604.944962][T30586] FAT-fs (loop4): bogus number of reserved sectors 15:59:35 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 35) [ 604.950860][T30562] FAT-fs (loop3): bogus number of reserved sectors [ 604.951496][T30586] FAT-fs (loop4): Can't find a valid FAT filesystem [ 604.958017][T30562] FAT-fs (loop3): Can't find a valid FAT filesystem [ 604.984873][T30597] FAT-fs (loop2): bogus number of reserved sectors [ 604.991410][T30597] FAT-fs (loop2): Can't find a valid FAT filesystem [ 604.994542][T30605] FAULT_INJECTION: forcing a failure. [ 604.994542][T30605] name failslab, interval 1, probability 0, space 0, times 0 [ 605.010787][T30605] CPU: 1 PID: 30605 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 605.019618][T30605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 605.029666][T30605] Call Trace: [ 605.032952][T30605] dump_stack_lvl+0xd6/0x122 [ 605.037546][T30605] dump_stack+0x11/0x1b [ 605.041689][T30605] should_fail+0x23c/0x250 [ 605.046125][T30605] ? skb_clone+0x12c/0x1f0 [ 605.050557][T30605] __should_failslab+0x81/0x90 [ 605.055314][T30605] should_failslab+0x5/0x20 [ 605.059823][T30605] kmem_cache_alloc+0x4f/0x300 [ 605.064580][T30605] skb_clone+0x12c/0x1f0 [ 605.068805][T30605] netlink_broadcast_filtered+0x4fd/0xb60 [ 605.074574][T30605] ? skb_put+0xb9/0xf0 [ 605.078630][T30605] netlink_broadcast+0x35/0x50 [ 605.083397][T30605] kobject_uevent_env+0x8c9/0xc40 [ 605.088466][T30605] ? internal_create_group+0x7d9/0x860 [ 605.093908][T30605] ? set_capacity_and_notify+0xeb/0x200 [ 605.099700][T30605] kobject_uevent+0x18/0x20 [ 605.104191][T30605] loop_configure+0xce1/0xeb0 [ 605.108853][T30605] lo_ioctl+0x618/0x13e0 [ 605.113081][T30605] ? path_openat+0x18d4/0x1ec0 [ 605.117832][T30605] ? blkdev_common_ioctl+0x438/0x1110 [ 605.123187][T30605] ? selinux_file_ioctl+0x981/0xa10 [ 605.128371][T30605] ? lo_release+0x120/0x120 [ 605.132928][T30605] blkdev_ioctl+0x1d0/0x3f0 [ 605.137427][T30605] block_ioctl+0x6e/0x80 [ 605.141703][T30605] ? blkdev_iopoll+0x80/0x80 [ 605.146275][T30605] __se_sys_ioctl+0xcb/0x140 [ 605.150854][T30605] __x64_sys_ioctl+0x3f/0x50 [ 605.155473][T30605] do_syscall_64+0x44/0xa0 [ 605.159917][T30605] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 605.165817][T30605] RIP: 0033:0x7fe1e06977f7 [ 605.170309][T30605] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 605.189904][T30605] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 605.198381][T30605] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 15:59:35 executing program 1: r0 = syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) r1 = fsmount(0xffffffffffffffff, 0x0, 0x9) fsconfig$FSCONFIG_SET_PATH(r1, 0x3, &(0x7f0000000000)='vfat\x00', &(0x7f0000000040)='./bus\x00', r0) 15:59:35 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x7000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 605.206344][T30605] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 605.214298][T30605] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 605.222251][T30605] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 605.230253][T30605] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 605.245859][T30608] loop0: detected capacity change from 0 to 229376 [ 605.246831][T30605] FAT-fs (loop5): bogus number of reserved sectors 15:59:35 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3b9, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:35 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) setxattr$trusted_overlay_upper(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040), &(0x7f0000000080)={0x0, 0xfb, 0x20, 0x5, 0xff, "47e1fbfc0ecd6138e9da473fe34f31b7", "def5d20f75f317f9a46709"}, 0x20, 0x3) setxattr$trusted_overlay_upper(&(0x7f0000000200)='./bus\x00', &(0x7f00000002c0), &(0x7f0000000300)={0x0, 0xfb, 0xb2, 0x6, 0x20, "a108d224c15f69a7425857042d52d38c", "85c6ff52c53abdce1cce7cc1ca1a4d1420cbcd35c136101dc287ea1677a0d10fb1727d90f81d46baab1088e8343ce236373be97731fb37054202c861cb341542f55e309650950845b2363c077545b451cf76081e3eda45aeb5dd40d6d5e4328de3a0a97ba6f291fcaee3658a3f0c892496b25dcde5359510836e38bc072f4b501a13780461eb0a4423065728623dd3896784500372c24a7d1358d5b199"}, 0xb2, 0x2) lgetxattr(&(0x7f00000000c0)='./bus\x00', &(0x7f0000000100)=@known='trusted.overlay.opaque\x00', &(0x7f0000000140)=""/168, 0xa8) [ 605.258997][T30605] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 605.268118][T30605] FAT-fs (loop5): Can't find a valid FAT filesystem [ 605.291671][T30619] loop3: detected capacity change from 0 to 1 15:59:35 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xf00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 605.306491][T30608] loop0: detected capacity change from 0 to 229376 [ 605.325478][T30619] FAT-fs (loop3): bogus number of reserved sectors [ 605.328374][T30626] FAT-fs (loop2): bogus number of reserved sectors [ 605.332040][T30619] FAT-fs (loop3): Can't find a valid FAT filesystem [ 605.345197][T30626] FAT-fs (loop2): Can't find a valid FAT filesystem [ 605.373628][T30639] loop4: detected capacity change from 0 to 7 [ 605.380351][T30619] loop3: detected capacity change from 0 to 1 [ 605.391395][T30619] FAT-fs (loop3): bogus number of reserved sectors [ 605.396837][T30640] FAT-fs (loop1): bogus number of reserved sectors [ 605.397980][T30619] FAT-fs (loop3): Can't find a valid FAT filesystem [ 605.404432][T30640] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:35 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 36) 15:59:35 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x8000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 605.417952][T30639] FAT-fs (loop4): bogus number of reserved sectors [ 605.424511][T30639] FAT-fs (loop4): Can't find a valid FAT filesystem [ 605.457212][T30626] FAT-fs (loop2): bogus number of reserved sectors [ 605.458616][T30661] FAULT_INJECTION: forcing a failure. [ 605.458616][T30661] name failslab, interval 1, probability 0, space 0, times 0 [ 605.463780][T30626] FAT-fs (loop2): Can't find a valid FAT filesystem [ 605.481570][T30665] loop0: detected capacity change from 0 to 262144 [ 605.482965][T30661] CPU: 1 PID: 30661 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 605.482988][T30661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 605.508273][T30661] Call Trace: [ 605.511536][T30661] dump_stack_lvl+0xd6/0x122 [ 605.516111][T30661] dump_stack+0x11/0x1b [ 605.520250][T30661] should_fail+0x23c/0x250 [ 605.524734][T30661] __should_failslab+0x81/0x90 [ 605.529592][T30661] ? call_usermodehelper_setup+0x71/0x190 [ 605.535309][T30661] should_failslab+0x5/0x20 [ 605.539798][T30661] kmem_cache_alloc_trace+0x52/0x320 [ 605.545222][T30661] call_usermodehelper_setup+0x71/0x190 [ 605.550842][T30661] ? add_uevent_var+0x1d0/0x1d0 [ 605.555740][T30661] kobject_uevent_env+0xb29/0xc40 [ 605.560773][T30661] ? internal_create_group+0x7d9/0x860 [ 605.566295][T30661] ? set_capacity_and_notify+0xeb/0x200 [ 605.571841][T30661] kobject_uevent+0x18/0x20 [ 605.576350][T30661] loop_configure+0xce1/0xeb0 [ 605.581207][T30661] lo_ioctl+0x618/0x13e0 [ 605.585612][T30661] ? path_openat+0x18d4/0x1ec0 [ 605.590375][T30661] ? blkdev_common_ioctl+0x438/0x1110 [ 605.595731][T30661] ? selinux_file_ioctl+0x981/0xa10 [ 605.601093][T30661] ? lo_release+0x120/0x120 [ 605.605582][T30661] blkdev_ioctl+0x1d0/0x3f0 [ 605.610071][T30661] block_ioctl+0x6e/0x80 [ 605.614295][T30661] ? blkdev_iopoll+0x80/0x80 [ 605.618895][T30661] __se_sys_ioctl+0xcb/0x140 [ 605.623624][T30661] __x64_sys_ioctl+0x3f/0x50 [ 605.628211][T30661] do_syscall_64+0x44/0xa0 [ 605.632624][T30661] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 605.638548][T30661] RIP: 0033:0x7fe1e06977f7 [ 605.642969][T30661] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 605.662860][T30661] RSP: 002b:00007fe1de40df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 605.671318][T30661] RAX: ffffffffffffffda RBX: 00007fe1e06e1970 RCX: 00007fe1e06977f7 [ 605.679271][T30661] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 605.687417][T30661] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 605.695401][T30661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 605.703368][T30661] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 605.715783][T30661] FAT-fs (loop5): bogus number of reserved sectors [ 605.722341][T30661] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 605.731454][T30661] FAT-fs (loop5): Can't find a valid FAT filesystem [ 605.743834][T30639] loop4: detected capacity change from 0 to 7 [ 605.752978][T30640] FAT-fs (loop1): bogus number of reserved sectors [ 605.759659][T30640] FAT-fs (loop1): Can't find a valid FAT filesystem [ 605.764161][T30639] FAT-fs (loop4): bogus number of reserved sectors 15:59:35 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x402, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:35 executing program 2: r0 = syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x2, &(0x7f0000000140)=[{&(0x7f00000002c0)="0d3df9a2db0f408d34577e1f2556a7bce8de9cbb10922203df534e7f282d0d6251cc761dcd7861684a158f20909e6ad669f90293a616a80db38ade0dbdbcd14d02fe20284454985694bbca6bae78da0770997e57cb33712cde911e278bb8a4574f2a7975a7599c2edf170ffe2f8ea382208ea4ad273b85f94488bba4dc509cc622cbd8cf0c04e359826127ece3b40adaad2fca2789ea6642b3cd05eb2e805c0a3627d1947a81c73fbe86c222a49f35210cb24ee593cc4e3823b19ae91e037680a7e3f56ae5da505c4c8a65f73c990b596dff2ff273280b622f059181cf0e610bd43b3579e48035d4750fc1cd73f105bd", 0xf0, 0x6}, {&(0x7f00000000c0)="ff30a642d2efceb178a386c9cd02ee7d1c9d89db009e6d359e355a1bba63a7d84235baf04f12dbb17aae0aee395d61b1e228ed8ae2c1ab2477f3cf909cb5f2939c183dc1c98cdcdd49a1a001f6ea59d44ef6c546d4f6c6c76018a8e7", 0x5c, 0x2185800}], 0x0, &(0x7f0000002800)) r1 = openat2$dir(0xffffffffffffff9c, &(0x7f0000000000)='./bus\x00', &(0x7f0000000040)={0x0, 0x52, 0x1a}, 0x18) r2 = open(&(0x7f00000000c0)='./bus\x00', 0x14d842, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) sendfile(r2, r3, 0x0, 0x80000001) move_mount(r1, &(0x7f0000000080)='./bus\x00', r2, &(0x7f0000000180)='./bus\x00', 0x0) ptrace$cont(0x18, 0x0, 0x0, 0x0) ptrace$setregs(0xd, 0x0, 0x0, &(0x7f0000000080)) ptrace$cont(0x9, 0x0, 0x0, 0x0) recvmsg$unix(r1, &(0x7f0000003740)={&(0x7f0000003480)=@abs, 0x6e, &(0x7f0000003600)=[{&(0x7f0000003500)=""/195, 0xc3}], 0x1, &(0x7f0000003640)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0}}}], 0xd0}, 0x2140) fstat(r0, &(0x7f0000003780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r6 = open(&(0x7f00000000c0)='./bus\x00', 0x14d842, 0x0) r7 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) sendfile(r6, r7, 0x0, 0x80000001) r8 = accept$inet(r2, &(0x7f00000039c0)={0x2, 0x0, @dev}, &(0x7f0000003a00)=0x10) r9 = openat$cgroup(r2, &(0x7f0000003a40)='syz1\x00', 0x200002, 0x0) r10 = open$dir(&(0x7f0000003a80)='./bus\x00', 0x52001, 0x9) r11 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000003ac0), 0x496a01) r12 = accept4$inet(r3, &(0x7f0000003b00)={0x2, 0x0, @initdev}, &(0x7f0000003b40)=0x10, 0x800) sendmmsg$unix(r2, &(0x7f0000003c00)=[{{&(0x7f00000001c0)=@abs={0x1, 0x0, 0x4e24}, 0x6e, &(0x7f0000002540)=[{&(0x7f00000003c0)="ffac1db8ffae05d60607f659231b08a194340034b7dbfd6e06542cfe567ed033a8f1b2d05e051024bb43960cda3b8acce1d39282a7af0f5a287e87c5151b754ab066aa275fbb1502bbe6fc2793d2dd160552b11752b7c088fd53f42742128179a0d0dd594142aeae489ef50cd572629f9ae81e4fceba28d7f8249f14dca89ab3558493cf434411034a0c9f19aa5491fcc4faa13d7aef7d37eee21c7b0bf0339bd1cc558eec286e", 0xa7}, {&(0x7f0000000480)="af04ea49932a8b7a1365f316d4504fabe7", 0x11}, {&(0x7f00000004c0)="86fb5e7747da7a235f24da4b162f2bb2ec15d9496aebd934196d46", 0x1b}, {&(0x7f0000000500)="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0x1000}, {&(0x7f0000001500)="0aa3f718b74509e926b2bd7af8ed5f2913f23113745f5f3054fd13a81ffd4ae42dcd670f32922537955303a6cc98", 0x2e}, 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0x1000}], 0x6, &(0x7f0000002680)=[@rights={{0x24, 0x1, 0x1, [r3, 0xffffffffffffffff, r1, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, r0]}}, @rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r2, r3, 0xffffffffffffffff, r1]}}, @rights={{0x1c, 0x1, 0x1, [r3, 0xffffffffffffffff, r1]}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, r0]}}], 0xb0, 0x404c088}}, {{&(0x7f0000002740)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000002e80)=[{&(0x7f0000002840)="fc143d608cf6c5ba97f57df26981610341af429e0bfbe6079d5131824a9c8f4dacbbff80b2cb4a1b3beba7a678bb641a398840aad37b5a5cc04a25cef84842c4b7b7e01660a725f9cc8f9b732888addb52ae51a31336ff82d7f64a73aa6a04d45cc94fe57ef60fb1c43cbb51f8e6d0628eb54a4e3dab346aa284e6b0a89fb8ca4092d66927b089e0c52afabc11e6", 0x8e}, {&(0x7f0000002900)="3baf95ac518c04eb0cafe7704b00b326e5ba0c1309f72ee3256fa01f520f2d85ca6cbbf24f46d4f37f3d0ccb76f51b81ebbdcd7dd988671fc067bbab62b23a4fea65848fac0cf5389479738778635859d8dfd0f61c8289f76cfd0c9be2040928fbe3bcef19cd13a1e455929504c27a1a064edf7f70297514a2a485786cd06f673057850af9eb993c30280da42f7f992eb9282fb628e14c056c9325f189997c144e33106d72f05588", 0xa8}, {&(0x7f00000029c0)="9069b4238cade0931fea3ed70359e5586136b08bcd0a6e163769a9735bf0ab8659a865b6ec0f397c6b41533ea8b434fb5e80308b612a925234cf148008be4c2335389a718f0cad6dd19def40b5296526f1aba04cfd5a22509eb9ad98ab99548c8dc680f8669392870f83141f707daf26e6a55e0ec0e9de9741376a84a2629d3d87b0e5f9d2b8e36474ac45c0a1669ef24359e8497b091568133276bee512f57ac0f45dd379175b0e2f2bf5330722eb4899235bd1c5bd1037090c872b2fd783d4ab42eb81b20e94219eb0dc256eab25e69a6c", 0xd2}, {&(0x7f0000002ac0)="f084869c537eb13f7b28fa191a8535d4d39fb3f6de5711364001b05220f9c8e343f1f952de9ec9c77b133dfdbb20a03cd4d9d1f9346a0aa93fe0dc5dba469bf8fc4c54361a400f67fe0a9cf263c5ada00b6afa0cfd234169d8e31507baaca7662fad45785249f08fd9377e98eecedd4761ab441d7fea506baf65c4df9a52d4f9cf", 0x81}, {&(0x7f0000002b80)="2cf9b08bdbf85d6e346f5804de7082f7c3b37928460c7d143aa1d2a6b737a5bd0f05eb16bbf15991ea79bbd810ce5d8e51e82ec05db39624571273ae1d06200fa917e84587174791fc2328dc51723d189d133be8dfce0661d1c5060f29ac0760bc2fe03fb60a5c939ad682b780ca2341003a6b519e78a326bb70714c1eca8770e584d0a5acb7f15d908832b53ebe026025ba9d71a737d45ccc54d41f3a582e5f02d38fa6afb48829b57853a0c214e715d4679535c587ae1f01c5499b2090c9ebc6470ceeffd276e01f3561a246dbcbc45f8f55b20c848309c3d22cddf89175f4f7965f7191e5874487", 0xe9}, {&(0x7f0000002c80)="8e5e646d599f4e5c23fe2808316be22b7b7218b70ed472543882f52e93bddf82da63d76b2703fd0970345a931fbf3d6272f4a8eba1370e6ad3cc66267af18ee2e034a2e7104dada04ab64fdac175dbe56a63022ca2d1f0ed0d81e9cebfc9a280", 0x60}, {&(0x7f0000002d00)="bdfeeacc12aaad08f232492182fea211f6c535bed43c6c5bcde1ca2c99a1b0bb8a74dca05eeeddf001f2a8976b96170c5aab84dccdefdcff530cb442292f833f34b6a62637449efb4b45da033ccaa6d134d6e39faf6622f7c9baa0ceec7a4887595535dbb292f74dab85873e11b0f91df39d00966db89933f10a82775830412f79c8ecb6b714e56de392e9b65227cd781f4211cfd1db069d9e8ff9a7007cab87534b09cca0734238a73d50371d5287b0420c2366c97060fbe428d2a7b6054c6b4c21197eb23414dfb0742fb5dbce2e9af1ac376bfc140d", 0xd7}, {&(0x7f0000002e00)="cc5f48cc6d00a50ee3a0e74de8d421d22157be9025acf53001dd87d7c94e3ea89ebd3d90af818117f23da053d160832193c37238dd7403b7af75a80b071c3c618a4dfff3809ad4a93f5d05e1ba80966fb470e3d0476dca90", 0x58}], 0x8, &(0x7f00000027c0)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}], 0x20, 0x40000}}, {{0x0, 0x0, &(0x7f0000003140)=[{&(0x7f0000002f00)="835c058e2a07ab7600014314286106daadf39e0ea7a8fed7dc4b86fa912004cf55d3ec6087594b4e0e2af30f1d7871889aca909c4f3fc3c7c26bb9a7bee240caaf4721bb67af0c9860ea6d79ec9e43b4022cc97398e8f5048381e9c25dc7ef991336503f9f710311fd5db570e495c0e695b62fb441ba0db2d59b11", 0x7b}, {&(0x7f0000002f80)="f95623f03b9f0e0a5bb2a044cd0dcbaac93f136e9d2d18f97cdf72d72f6495dd7c59fac8417c5ca0a039287e2ef4a324dbf7828b6159b853535650c63328c5376b566d9e51948b45db9a579d4970eb938cf0fb6abde80667ca17a93934a5b678482d6f643d54caf87674398ff2cc8f4143db7cf54b32613d20b304802ca4354a52850dc952c744bbc7", 0x89}, {&(0x7f0000003040)="554a921576d8a8a8081bd2723fd518e39a655fa09ca555170283e040de0fb23237cec74672f0da57c08539d529b39fc195217ebe0e9affb3ae45bc2688c1feb83516c4c1feac7f9fca47cd7532475797640a9757eb3e7c1433f08e5ac8b4833692dcd00da6025c694679bc473531cf25edb2e3f68aab1054857c2d35b71128a6c767a6ba273ace3c8e40963d7742db2437544a68e3372de647fbe02b3cc36ed936e24ecac304a08b788012cfec03a4c50bbbaff31db4b674c684b4461704922bb9e97780da67d8111087c65fd774691ed9c6cd209bb6be81c5", 0xd9}], 0x3, &(0x7f0000003800)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xffffffffffffffff}}}, @rights={{0x18, 0x1, 0x1, [r3, r1]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, r3, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, r4, r5}}}], 0xb0, 0x4000004}}, {{0x0, 0x0, &(0x7f0000003980)=[{&(0x7f00000038c0)="b72f19db4b674c26244f0291f4e3b742838b0f0ee348b555a347e740da0d0074370f6912068e1c33f4411a994e9f4569b734fa9276d65e46fc83d28d0fc5711dd2c5adac32dae0ca83647217fa428afa493d44371c86552e4b4fb3235304edf664e5e2ff7f14601ed6b18738e19dfa652553abed7d29c4da502077907c5879985b98c023f06d7e2a77b07bd8c5a017a67ececcafac1e73e0b02ecd287ee35438a5d40710f6", 0xa5}], 0x1, &(0x7f0000003b80)=[@rights={{0x34, 0x1, 0x1, [r6, r8, r9, r1, r2, r3, r10, r1, r11]}}, @rights={{0x1c, 0x1, 0x1, [r12, r1, r3]}}], 0x58, 0x4000840}}], 0x4, 0x8000) 15:59:35 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x400140, 0x0) clock_gettime(0x0, &(0x7f0000000080)={0x0, 0x0}) clock_gettime(0x0, &(0x7f00000000c0)={0x0, 0x0}) utimensat(r0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000100)={{r1, r2/1000+60000}, {r3, r4/1000+60000}}, 0x0) [ 605.772733][T30639] FAT-fs (loop4): Can't find a valid FAT filesystem [ 605.785737][T30665] loop0: detected capacity change from 0 to 262144 [ 605.811284][T30687] loop3: detected capacity change from 0 to 2 15:59:35 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 37) 15:59:36 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x9000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 605.853599][T30698] FAT-fs (loop1): bogus number of reserved sectors [ 605.860159][T30698] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:36 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x1020, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 605.893793][T30687] FAT-fs (loop3): bogus number of reserved sectors [ 605.900410][T30687] FAT-fs (loop3): Can't find a valid FAT filesystem [ 605.900521][T30701] loop2: detected capacity change from 0 to 137304 [ 605.936083][T30698] FAT-fs (loop1): bogus number of reserved sectors [ 605.942789][T30698] FAT-fs (loop1): Can't find a valid FAT filesystem [ 605.947237][T30709] FAULT_INJECTION: forcing a failure. [ 605.947237][T30709] name failslab, interval 1, probability 0, space 0, times 0 [ 605.956798][T30715] loop0: detected capacity change from 0 to 264192 [ 605.962059][T30709] CPU: 1 PID: 30709 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 605.977303][T30709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 605.987525][T30709] Call Trace: [ 605.990798][T30709] dump_stack_lvl+0xd6/0x122 [ 605.995510][T30709] dump_stack+0x11/0x1b [ 605.999656][T30709] should_fail+0x23c/0x250 [ 606.004060][T30709] ? getname_flags+0x84/0x3f0 [ 606.008728][T30709] __should_failslab+0x81/0x90 [ 606.013553][T30709] should_failslab+0x5/0x20 [ 606.018047][T30709] kmem_cache_alloc+0x4f/0x300 [ 606.022842][T30709] ? perf_trace_sys_exit+0x6e/0x180 [ 606.028047][T30709] getname_flags+0x84/0x3f0 [ 606.032557][T30709] __x64_sys_mkdir+0x31/0x50 [ 606.037146][T30709] do_syscall_64+0x44/0xa0 [ 606.041731][T30709] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 606.047670][T30709] RIP: 0033:0x7fe1e0696b47 [ 606.052068][T30709] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 606.071663][T30709] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 606.080059][T30709] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0696b47 [ 606.088099][T30709] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 606.096067][T30709] RBP: 00007fe1de40e040 R08: 0000000000000000 R09: ffffffffffffffff [ 606.104086][T30709] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 606.112060][T30709] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:36 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB="6e6f6e6d7461696c3d302c73686f7274a7f73938ce6e616d653d77696e6e742c756e695f786c6174653d302c009ad313464f20b0f18a8f9bb6095c96d010abd1c0122d7bbb3f255b0fbfc90eaeb0041692221e8d30c696fec6bf96e8f3d570acee"]) r0 = fsmount(0xffffffffffffffff, 0x0, 0x82) mkdirat(r0, &(0x7f0000000040)='./bus\x00', 0x18) [ 606.138481][T30724] loop4: detected capacity change from 0 to 8 [ 606.158469][T30724] FAT-fs (loop4): bogus number of reserved sectors [ 606.165211][T30724] FAT-fs (loop4): Can't find a valid FAT filesystem [ 606.173535][T30701] FAT-fs (loop2): invalid media value (0xbc) [ 606.179614][T30701] FAT-fs (loop2): Can't find a valid FAT filesystem 15:59:36 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xa000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 606.190692][T30687] loop3: detected capacity change from 0 to 2 [ 606.197939][T30715] loop0: detected capacity change from 0 to 264192 [ 606.202642][T30687] FAT-fs (loop3): bogus number of reserved sectors [ 606.211013][T30687] FAT-fs (loop3): Can't find a valid FAT filesystem [ 606.215436][T30735] loop1: detected capacity change from 0 to 264192 15:59:36 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 38) [ 606.237724][T30735] FAT-fs (loop1): Unrecognized mount option "nonmtail=0" or missing value [ 606.242661][T30701] loop2: detected capacity change from 0 to 137304 [ 606.255456][T30724] loop4: detected capacity change from 0 to 8 [ 606.268494][T30724] FAT-fs (loop4): bogus number of reserved sectors [ 606.275042][T30724] FAT-fs (loop4): Can't find a valid FAT filesystem 15:59:36 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x406, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 606.290130][T30735] loop1: detected capacity change from 0 to 264192 [ 606.292195][T30701] FAT-fs (loop2): invalid media value (0xbc) [ 606.301788][T30735] FAT-fs (loop1): Unrecognized mount option "nonmtail=0" or missing value [ 606.302810][T30701] FAT-fs (loop2): Can't find a valid FAT filesystem [ 606.331803][T30765] FAULT_INJECTION: forcing a failure. 15:59:36 executing program 1: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f00000000c0)='./bus\x00', 0x0, 0xaaaaaaaaaaaab3a, &(0x7f00000000c0), 0x0, &(0x7f0000000080)={[{@shortname_lower}]}) chdir(&(0x7f0000000000)='./bus\x00') [ 606.331803][T30765] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 606.344879][T30765] CPU: 1 PID: 30765 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 606.353985][T30765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 606.355952][T30757] loop0: detected capacity change from 0 to 264192 [ 606.364043][T30765] Call Trace: [ 606.364054][T30765] dump_stack_lvl+0xd6/0x122 [ 606.364078][T30765] dump_stack+0x11/0x1b [ 606.377636][T30771] loop3: detected capacity change from 0 to 2 [ 606.378404][T30765] should_fail+0x23c/0x250 [ 606.385995][T30771] FAT-fs (loop3): bogus number of reserved sectors [ 606.388672][T30765] should_fail_usercopy+0x16/0x20 [ 606.388696][T30765] strncpy_from_user+0x21/0x250 [ 606.388718][T30765] getname_flags+0xb8/0x3f0 [ 606.393162][T30771] FAT-fs (loop3): Can't find a valid FAT filesystem [ 606.399625][T30765] __x64_sys_mkdir+0x31/0x50 [ 606.425115][T30765] do_syscall_64+0x44/0xa0 [ 606.429526][T30765] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 606.435413][T30765] RIP: 0033:0x7fe1e0696b47 [ 606.439810][T30765] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 606.459401][T30765] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 606.467794][T30765] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0696b47 [ 606.475746][T30765] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 606.483706][T30765] RBP: 00007fe1de40e040 R08: 0000000000000000 R09: ffffffffffffffff 15:59:36 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x1100, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 606.491663][T30765] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 606.499628][T30765] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:36 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 39) [ 606.538295][T30757] loop0: detected capacity change from 0 to 264192 [ 606.551101][T30771] loop3: detected capacity change from 0 to 2 [ 606.585156][T30771] FAT-fs (loop3): bogus number of reserved sectors [ 606.591696][T30771] FAT-fs (loop3): Can't find a valid FAT filesystem [ 606.609214][T30800] loop4: detected capacity change from 0 to 8 [ 606.621048][T30800] FAT-fs (loop4): bogus number of reserved sectors [ 606.627606][T30800] FAT-fs (loop4): Can't find a valid FAT filesystem [ 606.638833][T30805] FAULT_INJECTION: forcing a failure. [ 606.638833][T30805] name failslab, interval 1, probability 0, space 0, times 0 [ 606.651857][T30805] CPU: 1 PID: 30805 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 606.660706][T30805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 606.670782][T30805] Call Trace: [ 606.674081][T30805] dump_stack_lvl+0xd6/0x122 [ 606.678686][T30805] dump_stack+0x11/0x1b [ 606.682910][T30805] should_fail+0x23c/0x250 [ 606.687452][T30805] ? __d_alloc+0x36/0x370 [ 606.691844][T30805] __should_failslab+0x81/0x90 [ 606.696625][T30805] should_failslab+0x5/0x20 [ 606.701151][T30805] kmem_cache_alloc+0x4f/0x300 [ 606.705933][T30805] __d_alloc+0x36/0x370 [ 606.710128][T30805] d_alloc+0x2a/0x130 [ 606.714121][T30805] __lookup_hash+0x8f/0x180 [ 606.718635][T30805] filename_create+0xfc/0x270 [ 606.723339][T30805] do_mkdirat+0x53/0x2c0 [ 606.727601][T30805] __x64_sys_mkdir+0x40/0x50 [ 606.732343][T30805] do_syscall_64+0x44/0xa0 [ 606.736828][T30805] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 606.742812][T30805] RIP: 0033:0x7fe1e0696b47 [ 606.747227][T30805] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 606.766876][T30805] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 606.775699][T30805] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0696b47 15:59:36 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) open(&(0x7f0000000000)='./bus\x00', 0x60001, 0x2) 15:59:36 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xb000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:36 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x500, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 606.783722][T30805] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 606.791745][T30805] RBP: 00007fe1de40e040 R08: 0000000000000000 R09: ffffffffffffffff [ 606.799762][T30805] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 606.807734][T30805] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:37 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 40) [ 606.873054][T30800] loop4: detected capacity change from 0 to 8 [ 606.885615][T30820] loop3: detected capacity change from 0 to 2 [ 606.902105][T30800] FAT-fs (loop4): bogus number of reserved sectors [ 606.909383][T30800] FAT-fs (loop4): Can't find a valid FAT filesystem [ 606.913835][T30820] FAT-fs (loop3): bogus number of reserved sectors [ 606.922501][T30820] FAT-fs (loop3): Can't find a valid FAT filesystem [ 606.932143][T30824] FAULT_INJECTION: forcing a failure. [ 606.932143][T30824] name failslab, interval 1, probability 0, space 0, times 0 [ 606.944828][T30824] CPU: 1 PID: 30824 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 606.952860][T30828] loop0: detected capacity change from 0 to 264192 [ 606.953580][T30824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 606.953593][T30824] Call Trace: 15:59:37 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xc000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 606.953599][T30824] dump_stack_lvl+0xd6/0x122 [ 606.978019][T30824] dump_stack+0x11/0x1b [ 606.982179][T30824] should_fail+0x23c/0x250 [ 606.986615][T30824] ? ext4_alloc_inode+0x27/0x300 [ 606.991553][T30824] __should_failslab+0x81/0x90 [ 606.996339][T30824] ? set_qf_name+0x230/0x230 [ 607.001007][T30824] should_failslab+0x5/0x20 [ 607.005535][T30824] kmem_cache_alloc+0x4f/0x300 [ 607.010293][T30824] ? ebitmap_destroy+0x91/0xa0 [ 607.015063][T30824] ? set_qf_name+0x230/0x230 [ 607.019708][T30824] ext4_alloc_inode+0x27/0x300 [ 607.024463][T30824] ? set_qf_name+0x230/0x230 [ 607.029040][T30824] new_inode_pseudo+0x38/0x1c0 [ 607.033807][T30824] new_inode+0x21/0x120 [ 607.038028][T30824] __ext4_new_inode+0x13f/0x2fd0 [ 607.042979][T30824] ? __dquot_initialize+0x13d/0x7f0 [ 607.048176][T30824] ext4_mkdir+0x28a/0x760 [ 607.052511][T30824] vfs_mkdir+0x2c3/0x3e0 [ 607.056852][T30824] do_mkdirat+0x12e/0x2c0 [ 607.061246][T30824] __x64_sys_mkdir+0x40/0x50 [ 607.065937][T30824] do_syscall_64+0x44/0xa0 [ 607.070430][T30824] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 607.076371][T30824] RIP: 0033:0x7fe1e0696b47 [ 607.080874][T30824] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 607.100479][T30824] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 607.108890][T30824] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0696b47 [ 607.116853][T30824] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 607.124814][T30824] RBP: 00007fe1de40e040 R08: 0000000000000000 R09: ffffffffffffffff [ 607.132782][T30824] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 607.140776][T30824] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:37 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x1200, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:37 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 41) [ 607.186988][T30829] FAT-fs (loop2): bogus number of reserved sectors [ 607.193535][T30829] FAT-fs (loop2): Can't find a valid FAT filesystem [ 607.199300][T30820] loop3: detected capacity change from 0 to 2 [ 607.226812][T30849] loop0: detected capacity change from 0 to 264192 [ 607.235767][T30820] FAT-fs (loop3): bogus number of reserved sectors [ 607.242302][T30820] FAT-fs (loop3): Can't find a valid FAT filesystem [ 607.251025][T30853] FAULT_INJECTION: forcing a failure. [ 607.251025][T30853] name failslab, interval 1, probability 0, space 0, times 0 [ 607.263664][T30853] CPU: 1 PID: 30853 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 607.266752][T30857] loop4: detected capacity change from 0 to 9 [ 607.272514][T30853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 607.272527][T30853] Call Trace: [ 607.272535][T30853] dump_stack_lvl+0xd6/0x122 [ 607.296572][T30853] dump_stack+0x11/0x1b [ 607.300735][T30853] should_fail+0x23c/0x250 [ 607.305154][T30853] ? security_inode_alloc+0x30/0x180 [ 607.310801][T30853] __should_failslab+0x81/0x90 [ 607.315648][T30853] should_failslab+0x5/0x20 [ 607.320192][T30853] kmem_cache_alloc+0x4f/0x300 [ 607.324949][T30853] security_inode_alloc+0x30/0x180 [ 607.330088][T30853] inode_init_always+0x20b/0x430 [ 607.335055][T30853] ? set_qf_name+0x230/0x230 [ 607.339632][T30853] new_inode_pseudo+0x73/0x1c0 [ 607.344382][T30853] new_inode+0x21/0x120 [ 607.348529][T30853] __ext4_new_inode+0x13f/0x2fd0 [ 607.353451][T30853] ? __dquot_initialize+0x13d/0x7f0 [ 607.358636][T30853] ext4_mkdir+0x28a/0x760 [ 607.362950][T30853] vfs_mkdir+0x2c3/0x3e0 [ 607.367189][T30853] do_mkdirat+0x12e/0x2c0 [ 607.371646][T30853] __x64_sys_mkdir+0x40/0x50 [ 607.376223][T30853] do_syscall_64+0x44/0xa0 [ 607.380625][T30853] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 607.386512][T30853] RIP: 0033:0x7fe1e0696b47 [ 607.390918][T30853] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 607.410523][T30853] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 607.418957][T30853] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0696b47 [ 607.426913][T30853] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 607.434864][T30853] RBP: 00007fe1de40e040 R08: 0000000000000000 R09: ffffffffffffffff [ 607.442832][T30853] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 607.450799][T30853] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:37 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) open(&(0x7f0000000000)='./bus\x00', 0x60001, 0x2) 15:59:37 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x600, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 607.485200][T30849] loop0: detected capacity change from 0 to 264192 [ 607.493079][T30857] FAT-fs (loop4): bogus number of reserved sectors [ 607.499682][T30857] FAT-fs (loop4): Can't find a valid FAT filesystem 15:59:37 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 42) [ 607.548672][T30878] loop3: detected capacity change from 0 to 3 [ 607.576655][T30882] FAT-fs (loop2): bogus number of reserved sectors [ 607.583287][T30882] FAT-fs (loop2): Can't find a valid FAT filesystem [ 607.597731][T30883] FAULT_INJECTION: forcing a failure. [ 607.597731][T30883] name failslab, interval 1, probability 0, space 0, times 0 [ 607.598645][T30857] loop4: detected capacity change from 0 to 9 [ 607.610369][T30883] CPU: 0 PID: 30883 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 607.620353][T30878] FAT-fs (loop3): bogus number of reserved sectors [ 607.625190][T30883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 607.625204][T30883] Call Trace: [ 607.625210][T30883] dump_stack_lvl+0xd6/0x122 [ 607.625235][T30883] dump_stack+0x11/0x1b [ 607.625252][T30883] should_fail+0x23c/0x250 [ 607.625268][T30883] ? security_inode_alloc+0x30/0x180 [ 607.631807][T30878] FAT-fs (loop3): Can't find a valid FAT filesystem [ 607.641841][T30883] __should_failslab+0x81/0x90 [ 607.641868][T30883] should_failslab+0x5/0x20 [ 607.679507][T30883] kmem_cache_alloc+0x4f/0x300 [ 607.684288][T30883] security_inode_alloc+0x30/0x180 [ 607.689410][T30883] inode_init_always+0x20b/0x430 [ 607.694343][T30883] ? set_qf_name+0x230/0x230 [ 607.698930][T30883] new_inode_pseudo+0x73/0x1c0 [ 607.703704][T30883] new_inode+0x21/0x120 [ 607.707920][T30883] __ext4_new_inode+0x13f/0x2fd0 [ 607.712909][T30883] ? __dquot_initialize+0x13d/0x7f0 [ 607.718115][T30883] ext4_mkdir+0x28a/0x760 [ 607.722434][T30883] vfs_mkdir+0x2c3/0x3e0 [ 607.726666][T30883] do_mkdirat+0x12e/0x2c0 [ 607.731035][T30883] __x64_sys_mkdir+0x40/0x50 [ 607.735613][T30883] do_syscall_64+0x44/0xa0 [ 607.740079][T30883] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 607.746032][T30883] RIP: 0033:0x7fe1e0696b47 [ 607.750429][T30883] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 607.770093][T30883] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 607.778569][T30883] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0696b47 [ 607.786521][T30883] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 15:59:37 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xd000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 607.794476][T30883] RBP: 00007fe1de40e040 R08: 0000000000000000 R09: ffffffffffffffff [ 607.802430][T30883] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 607.810423][T30883] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 607.839918][T30898] loop0: detected capacity change from 0 to 264192 15:59:38 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xf000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 607.840948][T30857] FAT-fs (loop4): bogus number of reserved sectors [ 607.852986][T30857] FAT-fs (loop4): Can't find a valid FAT filesystem [ 607.876627][T30878] loop3: detected capacity change from 0 to 3 15:59:38 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) open(&(0x7f0000000000)='./bus\x00', 0x60001, 0x2) 15:59:38 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x2000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:38 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 43) [ 607.901641][T30878] FAT-fs (loop3): bogus number of reserved sectors [ 607.908358][T30878] FAT-fs (loop3): Can't find a valid FAT filesystem [ 607.971220][T30918] FAULT_INJECTION: forcing a failure. [ 607.971220][T30918] name failslab, interval 1, probability 0, space 0, times 0 [ 607.975604][T30924] loop0: detected capacity change from 0 to 264192 [ 607.983907][T30918] CPU: 1 PID: 30918 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 607.999178][T30918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 608.009327][T30918] Call Trace: [ 608.012610][T30918] dump_stack_lvl+0xd6/0x122 [ 608.013692][T30925] FAT-fs (loop2): bogus number of reserved sectors [ 608.017279][T30918] dump_stack+0x11/0x1b [ 608.023823][T30925] FAT-fs (loop2): Can't find a valid FAT filesystem [ 608.027910][T30918] should_fail+0x23c/0x250 [ 608.038931][T30918] ? kcalloc+0x32/0x50 [ 608.043009][T30918] __should_failslab+0x81/0x90 [ 608.047838][T30918] should_failslab+0x5/0x20 [ 608.052376][T30918] __kmalloc+0x6f/0x350 [ 608.056542][T30918] ? __crc32c_le_base+0x250/0x350 [ 608.061580][T30918] kcalloc+0x32/0x50 [ 608.065501][T30918] ext4_find_extent+0x21c/0x7f0 [ 608.070412][T30918] ext4_ext_map_blocks+0x115/0x1ff0 [ 608.075616][T30918] ? ext4_inode_csum+0x410/0x490 [ 608.080654][T30918] ? ext4_es_lookup_extent+0x206/0x490 [ 608.086180][T30918] ext4_map_blocks+0x1cf/0xf00 [ 608.090935][T30918] ext4_getblk+0xc6/0x3e0 [ 608.095258][T30918] ext4_bread+0x28/0x100 [ 608.099508][T30918] ext4_append+0xd1/0x1c0 [ 608.103821][T30918] ext4_init_new_dir+0x177/0x500 [ 608.108748][T30918] ext4_mkdir+0x329/0x760 [ 608.113061][T30918] vfs_mkdir+0x2c3/0x3e0 [ 608.117292][T30918] do_mkdirat+0x12e/0x2c0 [ 608.121635][T30918] __x64_sys_mkdir+0x40/0x50 [ 608.126313][T30918] do_syscall_64+0x44/0xa0 [ 608.130737][T30918] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 608.136719][T30918] RIP: 0033:0x7fe1e0696b47 [ 608.141194][T30918] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 608.161242][T30918] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 15:59:38 executing program 1: lstat(&(0x7f0000000040)='./bus\x00', &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setfsgid(r1) r2 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB="7379735f696d6d757461626c652c00f1d81430690b560e00ee26096c3309931b64ba371ea413948e35bda7443a445f020271a81abc3c95b81e0d"]) getresuid(&(0x7f00000000c0)=0x0, &(0x7f0000000100), &(0x7f0000000140)) setreuid(0x0, r3) r4 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f00000003c0)={0x0, 0x0, 0x0}, &(0x7f0000000440)=0xc) setresgid(r5, 0x0, 0x0) r6 = socket$nl_route(0x10, 0x3, 0x0) r7 = syz_open_dev$evdev(&(0x7f0000000cc0), 0x101, 0x80002) r8 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r8, 0x1, 0x11, &(0x7f00000003c0)={0x0, 0x0, 0x0}, &(0x7f0000000440)=0xc) setresgid(r9, 0x0, 0x0) getresuid(&(0x7f00000000c0)=0x0, &(0x7f0000000100), &(0x7f0000000140)) setreuid(0x0, r10) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000e00)=[{{&(0x7f0000000400)=@abs={0x1, 0x0, 0x4e23}, 0x6e, &(0x7f0000000700)=[{&(0x7f0000000480)="3bba747ac8018e84b8c4fadf7732ea85af8c59a5403116e805deba8fdcf25bec9f395a2ddb36f328f8efff43185f382ac3fda4", 0x33}, {&(0x7f00000004c0)="f9486c9bb9612802198616379c15ae9c1da5514bc8f950084006c107d0308f6dd4845ead51e28132d82bd25817a3b5f613f46f14cf05e57f15412a0faca0749db758c77df7d13c82f0f41eea5af96f740947aba7739de25720a62fc8f47040b22db8cc85e124de162503d7d1ec00f3fbcd1944f9a397ab8f6665164acf6123e1077bf08d96090e8b3ee0d150dc2c322ce5981cdc0d87439c33b2cdf668071b8d38c6b4ac05c3c6167d809e1d7aa1565b0239521c0d9e5bdfcf783cf895df3e9db29aebc5505e30d68ee2bb9b5d8f5f80ff1ef8471b87e664094dfc4969257fdf93b0a346f4c17676f8aa1c977f2f16ed1f4d81df", 0xf4}, {&(0x7f00000005c0)="e7d3ef9a5ae82396842f6715a0e6397ce639c43054312d5eef0ac4f11eab038ae90affe4cc384ed337b38404ac9acdb2c8fa5612bbb20a7287372583e6376242d83263f13bf5f68b91bce456e39e25d5a44d44ba84aedfdc3a09034560ace354e5cd00a791d3b93f", 0x68}, {&(0x7f0000000640)="81d920b7cc64ef92b055bb3e8275af4a9fc083c73c3d14a0e4a279afcf668854c137fc7fb42fc9d0f7ef82d68122d68fcbaab6407505969defd1899253033d7710b2ebb9d5e7f5933057e30d59f3cdfeefc8affef172eb18a3384c207924b75e481596746b5a2175202dd0aa0fa7a909a863b477689d099776d6ff18c77d2512b3877cd92f2b9e4eadff4bdace999ccf46", 0x91}], 0x4, &(0x7f00000007c0)=[@cred={{0x1c}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, r1}}}], 0x40, 0x400c0}}, {{&(0x7f0000000800)=@file={0x0, './bus/file0\x00'}, 0x6e, &(0x7f00000008c0)=[{&(0x7f0000000880)="d665844c888ae2cab67428d6d4a8aa624ffe84a94c43b9972f8aaae681788326f69c6ca8cfce00a39520b9b9d24abf4e8796", 0x32}], 0x1, &(0x7f0000000900)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @rights={{0x34, 0x1, 0x1, [r2, r2, r2, 0xffffffffffffffff, r2, r2, r2, r2, r2]}}], 0x50, 0x1}}, {{&(0x7f0000000980)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000000b80)=[{&(0x7f0000000a00)="7fe0c5b3ca26066fa8f180c31dd85c802b1d1293377c13d13c26a368843bc46e87cca0dce6689e9e658ca4208a7bb12188ec175172e4c7ce1841c9aedbddd4f8279dae4c5680f4ec43302bcdf6dd939b26949066665500af4d3ddf4d410c9b26d113c98577aa12432f53a676f15ea65555e4842ebd1c66fb56edbbb4a75c0e3ff0ddbc6198f32e1703620ece7f2896c211f26f0ad6e641fa316cdc945e69cb50322e", 0xa2}, {&(0x7f0000000ac0)="e764d88830273afa514d45505eb634ea84a7fee8b643c260922b97a13dc5ce3f9ef1e74d543a970633a08fc459", 0x2d}, {&(0x7f0000000b00)="a8801a5abbdc38a8ecb552e5f1a9dbb920fe86bc7081ec7a88f56aa3d90f24960a", 0x21}, {&(0x7f0000000b40)="209d60525d30ba8cf8e2f808fe876d5bcf3f2042e0cc4f5ed25e70d57ef378f7c171b3fe7e3f79d2515203d6ad9c9da48e8a93865758d7c33f816f00", 0x3c}], 0x4, &(0x7f0000000d00)=[@rights={{0x18, 0x1, 0x1, [r2, 0xffffffffffffffff]}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, r2, r2, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, r3, r5}}}, @rights={{0x18, 0x1, 0x1, [r6, r7]}}, @cred={{0x1c, 0x1, 0x2, {0x0, r0, r1}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, r0, r9}}}, @cred={{0x1c, 0x1, 0x2, {0x0, r10, r1}}}], 0xd8, 0x400}}], 0x3, 0x80) lstat(&(0x7f00000002c0)='./bus/file0\x00', &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setfsgid(r11) mount$cgroup(0x0, &(0x7f0000000100)='./bus\x00', &(0x7f0000000140), 0x100000, &(0x7f0000000180)={[], [{@uid_lt={'uid<', r0}}, {@dont_measure}, {@obj_user={'obj_user', 0x3d, 'sys_immutable'}}, {@subj_role={'subj_role', 0x3d, '.'}}, {@measure}, {@dont_hash}, {@smackfsfloor={'smackfsfloor', 0x3d, 'sys_immutable'}}, {@func={'func', 0x3d, 'FILE_MMAP'}}, {@euid_gt={'euid>', r0}}]}) mknodat$loop(r2, &(0x7f0000000240)='./bus\x00', 0x40, 0x0) [ 608.169636][T30918] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0696b47 [ 608.177612][T30918] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 608.185739][T30918] RBP: 00007fe1de40e040 R08: 0000000000000000 R09: ffffffffffffffff [ 608.193798][T30918] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 608.201869][T30918] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:38 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x604, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:38 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x10000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 608.225923][T30932] loop4: detected capacity change from 0 to 16 [ 608.255303][T30932] FAT-fs (loop4): bogus number of reserved sectors [ 608.261938][T30932] FAT-fs (loop4): Can't find a valid FAT filesystem 15:59:38 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 608.282260][T30937] FAT-fs (loop1): bogus number of reserved sectors [ 608.288837][T30937] FAT-fs (loop1): Can't find a valid FAT filesystem [ 608.299019][T30918] FAT-fs (loop5): bogus number of reserved sectors [ 608.305746][T30918] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 608.314960][T30918] FAT-fs (loop5): Can't find a valid FAT filesystem [ 608.334315][T30950] loop0: detected capacity change from 0 to 264192 [ 608.336422][T30951] loop3: detected capacity change from 0 to 3 [ 608.361785][T30957] FAT-fs (loop1): bogus number of reserved sectors [ 608.368350][T30957] FAT-fs (loop1): Can't find a valid FAT filesystem [ 608.372803][T30959] FAT-fs (loop2): bogus number of reserved sectors 15:59:38 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x11000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:38 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 44) [ 608.381456][T30959] FAT-fs (loop2): Can't find a valid FAT filesystem [ 608.395205][T30932] loop4: detected capacity change from 0 to 16 [ 608.406109][T30951] FAT-fs (loop3): bogus number of reserved sectors [ 608.412702][T30951] FAT-fs (loop3): Can't find a valid FAT filesystem [ 608.429614][T30932] FAT-fs (loop4): bogus number of reserved sectors [ 608.434231][T30974] FAULT_INJECTION: forcing a failure. [ 608.434231][T30974] name failslab, interval 1, probability 0, space 0, times 0 [ 608.436314][T30932] FAT-fs (loop4): Can't find a valid FAT filesystem [ 608.448857][T30974] CPU: 0 PID: 30974 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 608.464201][T30974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 608.474342][T30974] Call Trace: [ 608.477618][T30974] dump_stack_lvl+0xd6/0x122 [ 608.482234][T30974] dump_stack+0x11/0x1b [ 608.486373][T30974] should_fail+0x23c/0x250 [ 608.490769][T30974] ? __es_insert_extent+0x51f/0xe70 [ 608.495948][T30974] __should_failslab+0x81/0x90 [ 608.500704][T30974] should_failslab+0x5/0x20 [ 608.505233][T30974] kmem_cache_alloc+0x4f/0x300 [ 608.510003][T30974] ? __getblk_gfp+0x3f/0x590 [ 608.514587][T30974] __es_insert_extent+0x51f/0xe70 [ 608.519587][T30974] ext4_es_insert_extent+0x1cb/0x1950 [ 608.524943][T30974] ext4_ext_map_blocks+0x100a/0x1ff0 [ 608.530250][T30974] ext4_map_blocks+0x1cf/0xf00 [ 608.534999][T30974] ext4_getblk+0xc6/0x3e0 [ 608.539311][T30974] ext4_bread+0x28/0x100 [ 608.543540][T30974] ext4_append+0xd1/0x1c0 [ 608.547859][T30974] ext4_init_new_dir+0x177/0x500 [ 608.552792][T30974] ext4_mkdir+0x329/0x760 [ 608.557263][T30974] vfs_mkdir+0x2c3/0x3e0 [ 608.561504][T30974] do_mkdirat+0x12e/0x2c0 [ 608.565836][T30974] __x64_sys_mkdir+0x40/0x50 [ 608.570443][T30974] do_syscall_64+0x44/0xa0 [ 608.574848][T30974] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 608.580727][T30974] RIP: 0033:0x7fe1e0696b47 [ 608.585122][T30974] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 608.604714][T30974] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 608.613105][T30974] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0696b47 [ 608.621083][T30974] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 608.629043][T30974] RBP: 00007fe1de40e040 R08: 0000000000000000 R09: ffffffffffffffff [ 608.636997][T30974] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 608.645049][T30974] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 608.660192][T30974] FAT-fs (loop5): bogus number of reserved sectors [ 608.666811][T30974] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 608.675956][T30974] FAT-fs (loop5): Can't find a valid FAT filesystem 15:59:38 executing program 2: syz_mount_image$vfat(0x0, &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 608.682745][T30971] loop0: detected capacity change from 0 to 264192 [ 608.690917][T30951] loop3: detected capacity change from 0 to 3 [ 608.724361][T30951] FAT-fs (loop3): bogus number of reserved sectors 15:59:38 executing program 1: r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x6900) r1 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) sendfile(r0, r1, 0x0, 0x8400fffffffa) sendmsg$NFT_MSG_GETSETELEM(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x38, 0xd, 0xa, 0x0, 0x0, 0x0, {0x0, 0x0, 0x3}, [@NFTA_SET_ELEM_LIST_TABLE={0x9, 0x1, 'syz1\x00'}, @NFTA_SET_ELEM_LIST_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_SET_ELEM_LIST_TABLE={0x9, 0x1, 'syz0\x00'}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000}, 0x40800) syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) 15:59:38 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x20000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:38 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x2010, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:38 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 45) [ 608.730914][T30951] FAT-fs (loop3): Can't find a valid FAT filesystem [ 608.787058][T31008] loop0: detected capacity change from 0 to 264192 [ 608.795478][T31015] loop4: detected capacity change from 0 to 16 [ 608.811434][T31015] FAT-fs (loop4): bogus number of reserved sectors [ 608.818000][T31015] FAT-fs (loop4): Can't find a valid FAT filesystem 15:59:38 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x700, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:38 executing program 2: syz_mount_image$vfat(0x0, &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 608.832301][T31009] FAT-fs (loop1): bogus number of reserved sectors [ 608.838860][T31009] FAT-fs (loop1): Can't find a valid FAT filesystem [ 608.844141][T31021] FAULT_INJECTION: forcing a failure. [ 608.844141][T31021] name failslab, interval 1, probability 0, space 0, times 0 [ 608.858195][T31021] CPU: 0 PID: 31021 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 608.866350][T31028] loop3: detected capacity change from 0 to 3 [ 608.866997][T31021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 608.867008][T31021] Call Trace: [ 608.867015][T31021] dump_stack_lvl+0xd6/0x122 [ 608.867039][T31021] dump_stack+0x11/0x1b [ 608.867055][T31021] should_fail+0x23c/0x250 [ 608.867072][T31021] ? kcalloc+0x32/0x50 [ 608.876999][T31028] FAT-fs (loop3): bogus number of reserved sectors [ 608.883181][T31021] __should_failslab+0x81/0x90 [ 608.886498][T31028] FAT-fs (loop3): Can't find a valid FAT filesystem [ 608.891040][T31021] should_failslab+0x5/0x20 [ 608.925874][T31021] __kmalloc+0x6f/0x350 [ 608.930131][T31021] kcalloc+0x32/0x50 [ 608.934011][T31021] ext4_find_extent+0x21c/0x7f0 [ 608.938929][T31021] ? kfree+0xf8/0x1d0 [ 608.942973][T31021] ext4_ext_map_blocks+0x115/0x1ff0 [ 608.948376][T31021] ext4_map_blocks+0x71e/0xf00 [ 608.953220][T31021] ext4_getblk+0xc6/0x3e0 [ 608.957540][T31021] ext4_bread+0x28/0x100 [ 608.961778][T31021] ext4_append+0xd1/0x1c0 [ 608.966089][T31021] ext4_init_new_dir+0x177/0x500 [ 608.971116][T31021] ext4_mkdir+0x329/0x760 [ 608.975496][T31021] vfs_mkdir+0x2c3/0x3e0 [ 608.979784][T31021] do_mkdirat+0x12e/0x2c0 [ 608.984108][T31021] __x64_sys_mkdir+0x40/0x50 [ 608.988695][T31021] do_syscall_64+0x44/0xa0 [ 608.993367][T31021] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 608.999270][T31021] RIP: 0033:0x7fe1e0696b47 [ 609.003734][T31021] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 609.023344][T31021] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 609.031743][T31021] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0696b47 [ 609.039801][T31021] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 609.047750][T31021] RBP: 00007fe1de40e040 R08: 0000000000000000 R09: ffffffffffffffff [ 609.055713][T31021] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 609.063716][T31021] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:39 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x20100000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:39 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 46) [ 609.084424][T31015] loop4: detected capacity change from 0 to 16 [ 609.091866][T31015] FAT-fs (loop4): bogus number of reserved sectors [ 609.098390][T31015] FAT-fs (loop4): Can't find a valid FAT filesystem 15:59:39 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) creat(&(0x7f0000000040)='./bus\x00', 0x80) [ 609.128645][T31028] loop3: detected capacity change from 0 to 3 [ 609.132521][T31052] loop0: detected capacity change from 0 to 264192 [ 609.140209][T31028] FAT-fs (loop3): bogus number of reserved sectors [ 609.147762][T31028] FAT-fs (loop3): Can't find a valid FAT filesystem [ 609.163953][T31058] FAULT_INJECTION: forcing a failure. [ 609.163953][T31058] name failslab, interval 1, probability 0, space 0, times 0 15:59:39 executing program 2: syz_mount_image$vfat(0x0, &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 609.176644][T31058] CPU: 0 PID: 31058 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 609.185413][T31058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 609.195675][T31058] Call Trace: [ 609.198958][T31058] dump_stack_lvl+0xd6/0x122 [ 609.203780][T31058] dump_stack+0x11/0x1b [ 609.207976][T31058] should_fail+0x23c/0x250 [ 609.212386][T31058] ? ext4_mb_new_blocks+0x317/0x1fc0 [ 609.217652][T31058] __should_failslab+0x81/0x90 [ 609.222468][T31058] should_failslab+0x5/0x20 [ 609.226969][T31058] kmem_cache_alloc+0x4f/0x300 [ 609.231802][T31058] ext4_mb_new_blocks+0x317/0x1fc0 [ 609.236897][T31058] ? ext4_find_extent+0x6cf/0x7f0 [ 609.241907][T31058] ? ext4_ext_search_right+0x300/0x540 [ 609.247351][T31058] ? ext4_inode_to_goal_block+0x1bd/0x1d0 [ 609.253054][T31058] ext4_ext_map_blocks+0x15ed/0x1ff0 [ 609.258386][T31058] ext4_map_blocks+0x71e/0xf00 [ 609.263256][T31058] ext4_getblk+0xc6/0x3e0 [ 609.267590][T31058] ext4_bread+0x28/0x100 [ 609.271816][T31058] ext4_append+0xd1/0x1c0 [ 609.276149][T31058] ext4_init_new_dir+0x177/0x500 [ 609.281125][T31058] ext4_mkdir+0x329/0x760 [ 609.285507][T31058] vfs_mkdir+0x2c3/0x3e0 [ 609.289749][T31058] do_mkdirat+0x12e/0x2c0 [ 609.294068][T31058] __x64_sys_mkdir+0x40/0x50 [ 609.298748][T31058] do_syscall_64+0x44/0xa0 [ 609.303152][T31058] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 609.309032][T31058] RIP: 0033:0x7fe1e0696b47 [ 609.313442][T31058] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 609.333182][T31058] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 609.341577][T31058] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0696b47 [ 609.349531][T31058] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 609.357485][T31058] RBP: 00007fe1de40e040 R08: 0000000000000000 R09: ffffffffffffffff [ 609.365506][T31058] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 15:59:39 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x22000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:39 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x2200, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 609.373475][T31058] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 609.381645][T31066] FAT-fs (loop1): bogus number of reserved sectors [ 609.388192][T31066] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:39 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x900, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:39 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 47) [ 609.421864][T31079] loop0: detected capacity change from 0 to 264192 [ 609.432046][T31075] loop4: detected capacity change from 0 to 17 [ 609.441986][T31075] FAT-fs (loop4): bogus number of reserved sectors [ 609.448627][T31075] FAT-fs (loop4): Can't find a valid FAT filesystem [ 609.454322][T31087] FAULT_INJECTION: forcing a failure. [ 609.454322][T31087] name failslab, interval 1, probability 0, space 0, times 0 [ 609.467891][T31087] CPU: 1 PID: 31087 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 609.476651][T31087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 609.486758][T31087] Call Trace: [ 609.490208][T31087] dump_stack_lvl+0xd6/0x122 [ 609.494792][T31087] dump_stack+0x11/0x1b [ 609.498954][T31087] should_fail+0x23c/0x250 [ 609.503355][T31087] ? ext4_mb_new_blocks+0x73f/0x1fc0 [ 609.508768][T31087] __should_failslab+0x81/0x90 [ 609.513509][T31087] should_failslab+0x5/0x20 [ 609.517991][T31087] kmem_cache_alloc+0x4f/0x300 [ 609.522736][T31087] ext4_mb_new_blocks+0x73f/0x1fc0 [ 609.527825][T31087] ? ext4_find_extent+0x6cf/0x7f0 [ 609.532829][T31087] ? ext4_ext_search_right+0x300/0x540 [ 609.538268][T31087] ? ext4_inode_to_goal_block+0x1bd/0x1d0 [ 609.543978][T31087] ext4_ext_map_blocks+0x15ed/0x1ff0 [ 609.549244][T31087] ext4_map_blocks+0x71e/0xf00 [ 609.553993][T31087] ext4_getblk+0xc6/0x3e0 [ 609.558303][T31087] ext4_bread+0x28/0x100 [ 609.562657][T31087] ext4_append+0xd1/0x1c0 [ 609.566986][T31087] ext4_init_new_dir+0x177/0x500 [ 609.571909][T31087] ext4_mkdir+0x329/0x760 [ 609.576215][T31087] vfs_mkdir+0x2c3/0x3e0 [ 609.580438][T31087] do_mkdirat+0x12e/0x2c0 [ 609.584797][T31087] __x64_sys_mkdir+0x40/0x50 [ 609.589892][T31087] do_syscall_64+0x44/0xa0 [ 609.594296][T31087] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 609.600184][T31087] RIP: 0033:0x7fe1e0696b47 [ 609.604596][T31087] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 609.624222][T31087] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 609.632631][T31087] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0696b47 [ 609.641295][T31087] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 609.649256][T31087] RBP: 00007fe1de40e040 R08: 0000000000000000 R09: ffffffffffffffff [ 609.657309][T31087] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 15:59:39 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x3f000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 609.665373][T31087] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 609.677901][T31066] FAT-fs (loop1): bogus number of reserved sectors [ 609.680396][T31079] loop0: detected capacity change from 0 to 264192 [ 609.684507][T31066] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:39 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 48) 15:59:39 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), 0x0, 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 609.730871][T31075] loop4: detected capacity change from 0 to 17 [ 609.743996][T31075] FAT-fs (loop4): bogus number of reserved sectors [ 609.750513][T31075] FAT-fs (loop4): Can't find a valid FAT filesystem [ 609.764956][T31121] FAULT_INJECTION: forcing a failure. [ 609.764956][T31121] name failslab, interval 1, probability 0, space 0, times 0 [ 609.769011][T31119] loop3: detected capacity change from 0 to 4 [ 609.777790][T31121] CPU: 1 PID: 31121 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 609.784552][T31124] loop0: detected capacity change from 0 to 264192 [ 609.792661][T31121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 609.801684][T31119] FAT-fs (loop3): bogus number of reserved sectors [ 609.809199][T31121] Call Trace: [ 609.809211][T31121] dump_stack_lvl+0xd6/0x122 [ 609.809235][T31121] dump_stack+0x11/0x1b 15:59:39 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)=ANY=[@ANYBLOB="5f696d6d757461626c652c9c000000"]) open(&(0x7f0000000040)='./bus\x00', 0x400400, 0x8) chdir(&(0x7f0000000000)='./bus\x00') [ 609.809252][T31121] should_fail+0x23c/0x250 [ 609.815759][T31119] FAT-fs (loop3): Can't find a valid FAT filesystem [ 609.819073][T31121] ? __es_insert_extent+0x51f/0xe70 [ 609.837260][T31130] FAT-fs (loop1): Unrecognized mount option "_immutable" or missing value [ 609.838842][T31121] __should_failslab+0x81/0x90 [ 609.838883][T31121] should_failslab+0x5/0x20 [ 609.861867][T31121] kmem_cache_alloc+0x4f/0x300 [ 609.866686][T31121] __es_insert_extent+0x51f/0xe70 [ 609.871703][T31121] ext4_es_insert_extent+0x1cb/0x1950 [ 609.877071][T31121] ext4_map_blocks+0xa5d/0xf00 [ 609.881934][T31121] ext4_getblk+0xc6/0x3e0 [ 609.886288][T31121] ext4_bread+0x28/0x100 [ 609.890570][T31121] ext4_append+0xd1/0x1c0 [ 609.894915][T31121] ext4_init_new_dir+0x177/0x500 [ 609.899845][T31121] ext4_mkdir+0x329/0x760 [ 609.904164][T31121] vfs_mkdir+0x2c3/0x3e0 [ 609.908565][T31121] do_mkdirat+0x12e/0x2c0 [ 609.912943][T31121] __x64_sys_mkdir+0x40/0x50 [ 609.917534][T31121] do_syscall_64+0x44/0xa0 [ 609.921962][T31121] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 609.927988][T31121] RIP: 0033:0x7fe1e0696b47 [ 609.932445][T31121] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 609.952068][T31121] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 609.960515][T31121] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0696b47 [ 609.968532][T31121] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 609.976482][T31121] RBP: 00007fe1de40e040 R08: 0000000000000000 R09: ffffffffffffffff [ 609.984471][T31121] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 609.992418][T31121] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 610.006986][T31121] FAT-fs (loop5): bogus number of reserved sectors [ 610.013576][T31121] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 610.022667][T31121] FAT-fs (loop5): Can't find a valid FAT filesystem 15:59:40 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), 0x0, 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 610.034350][T31124] loop0: detected capacity change from 0 to 264192 [ 610.043901][T31130] FAT-fs (loop1): Unrecognized mount option "_immutable" or missing value [ 610.058775][T31119] loop3: detected capacity change from 0 to 4 [ 610.072026][T31119] FAT-fs (loop3): bogus number of reserved sectors 15:59:40 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x2500, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:40 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 49) 15:59:40 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="7379735f696d757461626c652c000b0cf5b067734e409d56e88fc8f64bf23c7037b9999db201"]) chdir(&(0x7f0000000040)='./bus\x00') 15:59:40 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), 0x0, 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 15:59:40 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x40000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 610.078692][T31119] FAT-fs (loop3): Can't find a valid FAT filesystem [ 610.103658][T31167] loop4: detected capacity change from 0 to 18 [ 610.121221][T31167] FAT-fs (loop4): bogus number of reserved sectors [ 610.127901][T31167] FAT-fs (loop4): Can't find a valid FAT filesystem 15:59:40 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa00, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 610.164365][T31179] FAULT_INJECTION: forcing a failure. [ 610.164365][T31179] name failslab, interval 1, probability 0, space 0, times 0 [ 610.170547][T31189] loop0: detected capacity change from 0 to 264192 [ 610.177055][T31179] CPU: 1 PID: 31179 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 610.192285][T31179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 610.195751][T31180] FAT-fs (loop1): Unrecognized mount option "sys_imutable" or missing value [ 610.202468][T31179] Call Trace: [ 610.202479][T31179] dump_stack_lvl+0xd6/0x122 [ 610.219025][T31179] dump_stack+0x11/0x1b [ 610.223181][T31179] should_fail+0x23c/0x250 [ 610.227617][T31179] ? __es_insert_extent+0x51f/0xe70 [ 610.232876][T31179] __should_failslab+0x81/0x90 [ 610.237626][T31179] should_failslab+0x5/0x20 [ 610.242183][T31179] kmem_cache_alloc+0x4f/0x300 [ 610.247004][T31179] __es_insert_extent+0x51f/0xe70 [ 610.252037][T31179] ext4_es_insert_extent+0x1cb/0x1950 [ 610.257397][T31179] ext4_map_blocks+0xa5d/0xf00 [ 610.262150][T31179] ext4_getblk+0xc6/0x3e0 [ 610.266549][T31179] ext4_bread+0x28/0x100 [ 610.270784][T31179] ext4_append+0xd1/0x1c0 [ 610.275190][T31179] ext4_init_new_dir+0x177/0x500 [ 610.280216][T31179] ext4_mkdir+0x329/0x760 [ 610.284544][T31179] vfs_mkdir+0x2c3/0x3e0 [ 610.288846][T31179] do_mkdirat+0x12e/0x2c0 [ 610.293177][T31179] __x64_sys_mkdir+0x40/0x50 [ 610.297770][T31179] do_syscall_64+0x44/0xa0 [ 610.302178][T31179] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 610.308061][T31179] RIP: 0033:0x7fe1e0696b47 [ 610.312459][T31179] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 610.332051][T31179] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 610.340446][T31179] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0696b47 [ 610.348442][T31179] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 610.356409][T31179] RBP: 00007fe1de40e040 R08: 0000000000000000 R09: ffffffffffffffff [ 610.364452][T31179] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 610.372411][T31179] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 610.383118][T31179] FAT-fs (loop5): bogus number of reserved sectors [ 610.386740][T31199] loop3: detected capacity change from 0 to 5 [ 610.389710][T31179] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 610.397205][T31199] FAT-fs (loop3): bogus number of reserved sectors 15:59:40 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 15:59:40 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 610.404881][T31179] FAT-fs (loop5): Can't find a valid FAT filesystem [ 610.418155][T31199] FAT-fs (loop3): Can't find a valid FAT filesystem [ 610.428241][T31180] FAT-fs (loop1): Unrecognized mount option "sys_imutable" or missing value [ 610.438229][T31189] loop0: detected capacity change from 0 to 264192 [ 610.456764][T31167] loop4: detected capacity change from 0 to 18 15:59:40 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 50) 15:59:40 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 15:59:40 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, 0x0) [ 610.468791][T31167] FAT-fs (loop4): bogus number of reserved sectors [ 610.475425][T31167] FAT-fs (loop4): Can't find a valid FAT filesystem [ 610.485152][T31224] FAULT_INJECTION: forcing a failure. [ 610.485152][T31224] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 610.498229][T31224] CPU: 1 PID: 31224 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 610.506996][T31224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 15:59:40 executing program 1: io_uring_register$IORING_REGISTER_BUFFERS(0xffffffffffffffff, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000000)=""/171, 0xab}, {&(0x7f00000000c0)=""/99, 0x63}, {&(0x7f0000000140)=""/72, 0x48}, {&(0x7f00000002c0)=""/244, 0xf4}, {&(0x7f00000003c0)=""/242, 0xf2}], 0x5) recvmsg$unix(0xffffffffffffffff, &(0x7f0000001900)={&(0x7f00000005c0)=@abs, 0x6e, &(0x7f0000001780)=[{&(0x7f0000000640)=""/54, 0x36}, {&(0x7f0000000680)=""/4096, 0x1000}, {&(0x7f0000001680)=""/239, 0xef}], 0x3, &(0x7f00000017c0)=ANY=[@ANYBLOB="100000000000000001000000010000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000020000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32=0xffffffffffffffff, @ANYRES32, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000018000000000000000100000201000000", @ANYRES32, @ANYRES32], 0x128}, 0x0) io_uring_enter(r0, 0x52c2, 0xa982, 0x2, &(0x7f0000001940)={[0x1000]}, 0x8) syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) io_uring_enter(0xffffffffffffffff, 0x22c9, 0xb227, 0x2, &(0x7f0000001a80)={[0x6]}, 0x8) mount(&(0x7f00000004c0)=@filename='./file0\x00', &(0x7f0000000500)='./bus\x00', &(0x7f0000000540)='vfat\x00', 0x2000010, &(0x7f0000000580)='{$*\x00') mount(&(0x7f0000001980)=@filename='./file0\x00', &(0x7f00000019c0)='./file0\x00', &(0x7f0000001a00)='v7\x00', 0x4042, &(0x7f0000001a40)='sys_immutable') execve(&(0x7f0000001ac0)='./file0\x00', &(0x7f0000001b40)=[&(0x7f0000001b00)='vfat\x00'], &(0x7f0000001c40)=[&(0x7f0000001b80)='\x00', &(0x7f0000001bc0)='v7\x00', &(0x7f0000001c00)='sys_immutable']) [ 610.517862][T31224] Call Trace: [ 610.521263][T31224] dump_stack_lvl+0xd6/0x122 [ 610.525855][T31224] dump_stack+0x11/0x1b [ 610.530013][T31224] should_fail+0x23c/0x250 [ 610.534431][T31224] should_fail_usercopy+0x16/0x20 [ 610.539457][T31224] _copy_from_user+0x1c/0xd0 [ 610.544086][T31224] strndup_user+0xb0/0x120 [ 610.548535][T31224] __se_sys_mount+0x4e/0x2f0 [ 610.553137][T31224] ? perf_trace_sys_exit+0x6e/0x180 [ 610.556732][T31236] FAT-fs (loop1): bogus number of reserved sectors [ 610.558413][T31224] __x64_sys_mount+0x63/0x70 [ 610.558439][T31224] do_syscall_64+0x44/0xa0 [ 610.564956][T31236] FAT-fs (loop1): Can't find a valid FAT filesystem [ 610.569667][T31224] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 610.586599][T31224] RIP: 0033:0x7fe1e0698f6a [ 610.591015][T31224] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 610.610614][T31224] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 610.619011][T31224] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 610.626986][T31224] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 610.635037][T31224] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 610.643002][T31224] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 610.650953][T31224] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:40 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x26da, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:40 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x85ffffff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:40 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, 0x0) [ 610.676304][T31199] loop3: detected capacity change from 0 to 5 [ 610.700419][T31199] FAT-fs (loop3): bogus number of reserved sectors [ 610.707006][T31199] FAT-fs (loop3): Can't find a valid FAT filesystem [ 610.712710][T31259] loop4: detected capacity change from 0 to 19 15:59:40 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 51) [ 610.720724][T31236] FAT-fs (loop1): bogus number of reserved sectors [ 610.727273][T31236] FAT-fs (loop1): Can't find a valid FAT filesystem [ 610.727719][T31264] loop0: detected capacity change from 0 to 264192 [ 610.742346][T31259] FAT-fs (loop4): bogus number of reserved sectors [ 610.746187][T31268] FAULT_INJECTION: forcing a failure. [ 610.746187][T31268] name failslab, interval 1, probability 0, space 0, times 0 [ 610.748963][T31259] FAT-fs (loop4): Can't find a valid FAT filesystem [ 610.761519][T31268] CPU: 0 PID: 31268 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 610.776830][T31268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 610.786979][T31268] Call Trace: [ 610.790297][T31268] dump_stack_lvl+0xd6/0x122 [ 610.794904][T31268] dump_stack+0x11/0x1b [ 610.799050][T31268] should_fail+0x23c/0x250 [ 610.803453][T31268] ? __se_sys_mount+0x91/0x2f0 [ 610.808228][T31268] __should_failslab+0x81/0x90 [ 610.813167][T31268] should_failslab+0x5/0x20 [ 610.817671][T31268] __kmalloc_track_caller+0x6d/0x350 [ 610.822956][T31268] ? strnlen_user+0x137/0x1c0 [ 610.827666][T31268] strndup_user+0x73/0x120 [ 610.832162][T31268] __se_sys_mount+0x91/0x2f0 [ 610.836750][T31268] ? perf_trace_sys_exit+0x6e/0x180 [ 610.841968][T31268] __x64_sys_mount+0x63/0x70 [ 610.846547][T31268] do_syscall_64+0x44/0xa0 [ 610.850983][T31268] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 610.856946][T31268] RIP: 0033:0x7fe1e0698f6a [ 610.861345][T31268] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 610.880938][T31268] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 610.889335][T31268] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 610.897290][T31268] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 610.905285][T31268] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 610.913246][T31268] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 15:59:41 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb00, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 610.921204][T31268] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:41 executing program 1: ioctl$FS_IOC_GET_ENCRYPTION_KEY_STATUS(0xffffffffffffffff, 0xc080661a, &(0x7f0000000000)={@id={0x2, 0x0, @a}}) 15:59:41 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x26db, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 610.950202][T31278] loop3: detected capacity change from 0 to 5 [ 610.958974][T31278] FAT-fs (loop3): bogus number of reserved sectors [ 610.965548][T31278] FAT-fs (loop3): Can't find a valid FAT filesystem [ 610.972004][T31264] loop0: detected capacity change from 0 to 264192 [ 610.985703][T31289] loop4: detected capacity change from 0 to 19 15:59:41 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 52) 15:59:41 executing program 1: r0 = msgget$private(0x0, 0x0) msgrcv(r0, 0x0, 0x0, 0x0, 0x3000) msgsnd(r0, &(0x7f0000000340)={0x1}, 0x8, 0x0) msgctl$IPC_STAT(r0, 0x2, &(0x7f0000000000)=""/186) msgctl$IPC_RMID(r0, 0x0) openat$full(0xffffffffffffff9c, &(0x7f0000000180), 0x80, 0x0) r1 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fcntl$setstatus(r1, 0x4, 0x6900) r2 = open(&(0x7f0000000000)='./bus\x00', 0x2, 0x1ec) sendfile(r1, r2, 0x0, 0x8400fffffffa) dup3(r1, 0xffffffffffffffff, 0x0) msgrcv(r0, &(0x7f0000000000)={0x0, ""/111}, 0x77, 0x0, 0x2000) msgrcv(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00!\x00'/173], 0xad, 0x0, 0x800) syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) 15:59:41 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x8cffffff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 610.995372][T31289] FAT-fs (loop4): bogus number of reserved sectors [ 611.001899][T31289] FAT-fs (loop4): Can't find a valid FAT filesystem [ 611.033579][T31278] loop3: detected capacity change from 0 to 5 [ 611.050504][T31304] FAULT_INJECTION: forcing a failure. [ 611.050504][T31304] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 611.053227][T31289] loop4: detected capacity change from 0 to 19 [ 611.063715][T31304] CPU: 1 PID: 31304 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 611.078584][T31304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 611.079747][T31319] loop0: detected capacity change from 0 to 264192 [ 611.088632][T31304] Call Trace: 15:59:41 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, 0x0) [ 611.088642][T31304] dump_stack_lvl+0xd6/0x122 [ 611.088666][T31304] dump_stack+0x11/0x1b [ 611.098233][T31278] FAT-fs (loop3): bogus number of reserved sectors [ 611.098506][T31304] should_fail+0x23c/0x250 [ 611.103096][T31278] FAT-fs (loop3): Can't find a valid FAT filesystem [ 611.107217][T31304] should_fail_usercopy+0x16/0x20 [ 611.116746][T31289] FAT-fs (loop4): bogus number of reserved sectors [ 611.118181][T31304] _copy_from_user+0x1c/0xd0 [ 611.118208][T31304] strndup_user+0xb0/0x120 [ 611.124870][T31289] FAT-fs (loop4): Can't find a valid FAT filesystem [ 611.129839][T31304] __se_sys_mount+0x91/0x2f0 [ 611.156428][T31304] ? perf_trace_sys_exit+0x6e/0x180 [ 611.161657][T31304] __x64_sys_mount+0x63/0x70 [ 611.166244][T31304] do_syscall_64+0x44/0xa0 [ 611.170644][T31304] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 611.176567][T31304] RIP: 0033:0x7fe1e0698f6a [ 611.180965][T31304] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 611.200666][T31304] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 611.209106][T31304] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 611.217075][T31304] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 611.225055][T31304] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 611.233014][T31304] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 611.240979][T31304] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:41 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc00, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:41 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 53) 15:59:41 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x3f00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 611.256824][T31313] FAT-fs (loop1): bogus number of reserved sectors [ 611.263374][T31313] FAT-fs (loop1): Can't find a valid FAT filesystem [ 611.293801][T31319] loop0: detected capacity change from 0 to 264192 [ 611.301813][T31343] FAULT_INJECTION: forcing a failure. [ 611.301813][T31343] name failslab, interval 1, probability 0, space 0, times 0 [ 611.305582][T31345] loop4: detected capacity change from 0 to 31 [ 611.314446][T31343] CPU: 0 PID: 31343 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 611.321107][T31349] loop3: detected capacity change from 0 to 6 [ 611.329324][T31343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 611.345645][T31343] Call Trace: [ 611.348918][T31343] dump_stack_lvl+0xd6/0x122 [ 611.353498][T31343] dump_stack+0x11/0x1b [ 611.357637][T31343] should_fail+0x23c/0x250 [ 611.362051][T31343] __should_failslab+0x81/0x90 [ 611.366800][T31343] ? __se_sys_mount+0xf7/0x2f0 [ 611.371551][T31343] should_failslab+0x5/0x20 [ 611.376083][T31343] kmem_cache_alloc_trace+0x52/0x320 [ 611.381375][T31343] ? _copy_from_user+0x94/0xd0 [ 611.386298][T31343] __se_sys_mount+0xf7/0x2f0 [ 611.390880][T31343] ? perf_trace_sys_exit+0x6e/0x180 [ 611.396150][T31343] __x64_sys_mount+0x63/0x70 [ 611.400730][T31343] do_syscall_64+0x44/0xa0 [ 611.405157][T31343] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 611.411041][T31343] RIP: 0033:0x7fe1e0698f6a [ 611.415519][T31343] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 611.435118][T31343] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 611.443566][T31343] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 611.451521][T31343] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 611.459474][T31343] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 611.467697][T31343] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 611.475652][T31343] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 611.488415][T31345] FAT-fs (loop4): bogus number of reserved sectors [ 611.494969][T31345] FAT-fs (loop4): Can't find a valid FAT filesystem [ 611.501699][T31349] FAT-fs (loop3): bogus number of reserved sectors 15:59:41 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xc0ed0000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:41 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)) [ 611.508277][T31349] FAT-fs (loop3): Can't find a valid FAT filesystem [ 611.529473][T31313] FAT-fs (loop1): bogus number of reserved sectors [ 611.535337][T31365] loop0: detected capacity change from 0 to 264192 [ 611.536036][T31313] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:41 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 54) 15:59:41 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) r0 = fsmount(0xffffffffffffffff, 0x1, 0x80) openat(r0, &(0x7f0000000000)='./bus\x00', 0x40, 0x4) [ 611.565874][T31349] loop3: detected capacity change from 0 to 6 [ 611.577420][T31365] loop0: detected capacity change from 0 to 264192 [ 611.587112][T31345] loop4: detected capacity change from 0 to 31 [ 611.593957][T31349] FAT-fs (loop3): bogus number of reserved sectors [ 611.600543][T31349] FAT-fs (loop3): Can't find a valid FAT filesystem [ 611.604395][T31380] FAULT_INJECTION: forcing a failure. [ 611.604395][T31380] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 611.620315][T31380] CPU: 0 PID: 31380 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 611.629255][T31380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 611.639359][T31380] Call Trace: [ 611.642631][T31380] dump_stack_lvl+0xd6/0x122 [ 611.647222][T31380] dump_stack+0x11/0x1b [ 611.651362][T31380] should_fail+0x23c/0x250 [ 611.655770][T31380] should_fail_usercopy+0x16/0x20 [ 611.660790][T31380] _copy_from_user+0x1c/0xd0 [ 611.665412][T31380] __se_sys_mount+0x119/0x2f0 [ 611.670074][T31380] __x64_sys_mount+0x63/0x70 [ 611.674652][T31380] do_syscall_64+0x44/0xa0 [ 611.679088][T31380] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 611.685018][T31380] RIP: 0033:0x7fe1e0698f6a [ 611.689438][T31380] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 611.709035][T31380] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 611.717441][T31380] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 611.725407][T31380] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 611.733371][T31380] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 611.741335][T31380] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 611.749390][T31380] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 611.758695][T31345] FAT-fs (loop4): bogus number of reserved sectors [ 611.765295][T31345] FAT-fs (loop4): Can't find a valid FAT filesystem [ 611.768783][T31394] FAT-fs (loop2): bogus number of reserved sectors [ 611.778413][T31394] FAT-fs (loop2): Can't find a valid FAT filesystem [ 611.796004][T31404] FAT-fs (loop1): bogus number of reserved sectors [ 611.802583][T31404] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:41 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xdaffffff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:41 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x4000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:41 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xd00, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 611.811737][T31380] FAT-fs (loop5): bogus number of reserved sectors [ 611.818300][T31380] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 611.827440][T31380] FAT-fs (loop5): Can't find a valid FAT filesystem [ 611.840079][T31410] loop0: detected capacity change from 0 to 264192 [ 611.841012][T31412] loop3: detected capacity change from 0 to 6 [ 611.854232][T31412] FAT-fs (loop3): bogus number of reserved sectors [ 611.856365][T31410] loop0: detected capacity change from 0 to 264192 15:59:42 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 55) 15:59:42 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)) [ 611.860772][T31412] FAT-fs (loop3): Can't find a valid FAT filesystem [ 611.880239][T31404] FAT-fs (loop1): bogus number of reserved sectors [ 611.886787][T31404] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:42 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xf3000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 611.918118][T31431] FAULT_INJECTION: forcing a failure. [ 611.918118][T31431] name failslab, interval 1, probability 0, space 0, times 0 [ 611.930832][T31431] CPU: 1 PID: 31431 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 611.937283][T31435] FAT-fs (loop2): bogus number of reserved sectors [ 611.939594][T31431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 611.946144][T31435] FAT-fs (loop2): Can't find a valid FAT filesystem [ 611.956249][T31431] Call Trace: [ 611.956262][T31431] dump_stack_lvl+0xd6/0x122 [ 611.956286][T31431] dump_stack+0x11/0x1b [ 611.956305][T31431] should_fail+0x23c/0x250 [ 611.956321][T31431] ? getname_flags+0x84/0x3f0 [ 611.956348][T31431] __should_failslab+0x81/0x90 [ 611.967231][T31441] loop4: detected capacity change from 0 to 32 [ 611.970936][T31431] should_failslab+0x5/0x20 [ 611.976439][T31441] FAT-fs (loop4): bogus number of reserved sectors [ 611.979547][T31431] kmem_cache_alloc+0x4f/0x300 [ 611.984300][T31441] FAT-fs (loop4): Can't find a valid FAT filesystem [ 611.989008][T31431] ? should_fail+0xd6/0x250 [ 612.022104][T31431] getname_flags+0x84/0x3f0 [ 612.026627][T31431] ? should_fail+0xd6/0x250 [ 612.031116][T31431] user_path_at_empty+0x28/0x110 [ 612.036119][T31431] __se_sys_mount+0x217/0x2f0 [ 612.040800][T31431] __x64_sys_mount+0x63/0x70 [ 612.045377][T31431] do_syscall_64+0x44/0xa0 [ 612.049803][T31431] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 612.055726][T31431] RIP: 0033:0x7fe1e0698f6a [ 612.060205][T31431] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 612.080079][T31431] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 612.088480][T31431] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 612.096523][T31431] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 612.104483][T31431] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 612.112447][T31431] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 612.120593][T31431] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 612.135002][T31412] loop3: detected capacity change from 0 to 6 [ 612.141429][T31412] FAT-fs (loop3): bogus number of reserved sectors [ 612.147995][T31412] FAT-fs (loop3): Can't find a valid FAT filesystem 15:59:42 executing program 1: r0 = syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)={[{@fat=@allow_utime={'allow_utime', 0x3d, 0x1}}]}) open(&(0x7f0000000000)='./bus\x00', 0x80800, 0x84) fcntl$setown(r0, 0x8, 0x0) 15:59:42 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe00, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:42 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 56) [ 612.173276][T31461] loop0: detected capacity change from 0 to 264192 [ 612.187103][T31441] loop4: detected capacity change from 0 to 32 [ 612.209464][T31472] FAT-fs (loop1): bogus number of reserved sectors [ 612.216129][T31472] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:42 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)) [ 612.222971][T31441] FAT-fs (loop4): bogus number of reserved sectors [ 612.229520][T31441] FAT-fs (loop4): Can't find a valid FAT filesystem [ 612.230882][T31480] loop3: detected capacity change from 0 to 7 [ 612.243388][T31483] FAULT_INJECTION: forcing a failure. [ 612.243388][T31483] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 612.244304][T31461] loop0: detected capacity change from 0 to 264192 [ 612.256578][T31483] CPU: 1 PID: 31483 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 612.271841][T31483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 612.278126][T31489] FAT-fs (loop2): bogus number of reserved sectors [ 612.281901][T31483] Call Trace: [ 612.281910][T31483] dump_stack_lvl+0xd6/0x122 [ 612.288432][T31489] FAT-fs (loop2): Can't find a valid FAT filesystem [ 612.291652][T31483] dump_stack+0x11/0x1b [ 612.306712][T31480] FAT-fs (loop3): bogus number of reserved sectors [ 612.306997][T31483] should_fail+0x23c/0x250 [ 612.307021][T31483] should_fail_usercopy+0x16/0x20 [ 612.313553][T31480] FAT-fs (loop3): Can't find a valid FAT filesystem [ 612.317943][T31483] strncpy_from_user+0x21/0x250 [ 612.334355][T31483] getname_flags+0xb8/0x3f0 [ 612.338865][T31483] ? should_fail+0xd6/0x250 [ 612.343373][T31483] user_path_at_empty+0x28/0x110 [ 612.348583][T31483] __se_sys_mount+0x217/0x2f0 [ 612.353316][T31483] __x64_sys_mount+0x63/0x70 [ 612.357980][T31483] do_syscall_64+0x44/0xa0 [ 612.362404][T31483] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 612.368310][T31483] RIP: 0033:0x7fe1e0698f6a [ 612.372729][T31483] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 612.392342][T31483] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 612.400772][T31483] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 612.408761][T31483] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 612.416724][T31483] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 15:59:42 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, 0x0) [ 612.424695][T31483] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 612.432737][T31483] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:42 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x4800, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:42 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xf6ffffff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:42 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) syz_mount_image$nfs4(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x4, 0x7, &(0x7f00000006c0)=[{&(0x7f0000000080)="2870a112308812238ce7f2237d76ccdf9b2fc3ce3d6771c532fb9ced0bdb7a89f35360bc0275343a0b7d88ed7a9be9910444a63a607356d5d06792016f34ebdcf78e343693a71d65d63771ca3dfee19b449e80b24a57e8223804ae65caf38081a2ca93e6aa3f338d8d3a1b3a988c6ce4e1d6094038c181027ac108334295c60968c35034b877bf78536c24f72c0f7e6834896b0afe0808652cd1e5263ec21350512cf638fe70bf91ae4d89d9a18784014231d3b3f3b174562043ea296a1e7e5d439d31bbad22461489eba5fb", 0xcc, 0x26}, {&(0x7f0000000180)="39110828cc732406fc7158566b7a03b425d38be263183a2b7ed04ad2417cd36b210408687a23096215ddcd5d9b588e5d4c6d4347130a67ea6aa4aaaf4044aceb6156a5ce878676104d6a2f96434b22fd359b6995b38d33e459030090806f633a7ba602fc2e3110f4bc5f855302f5cd9d6d43f8da2a88b13c6cc7e6de380b2f3ba7455085605f6ca7a4f910c70f3f47eb957324fd62715fcc", 0x98, 0x70}, {&(0x7f00000002c0)="9055d2971dfe1bc260acb88a052ab72e662edea2da56007d206aba954dcba5c6ea87e54cbafb9ad6a6abc4965a7c70f75bea8ec7b9e569df58cb6669d000a6df233aa755c2bd3fabe721b0c08b059437709e20e602d8d880774770875d0ea63544197f667eb7a0ed80322bba453fd20b80c60fbb4f2300b89a0f2af5254fdec4a55609f28ce6b29ce15dd7ada312a7609fac137f2b787451a08e7811a5d69112d2d7b148701dcb59d0e689ce0b7778dbffa6569bf9de0f621e98e9820b4fa83c79de9524305a3511", 0xc8, 0x4}, {&(0x7f00000003c0)="6c40af495f75c10eed5afeff03038277aa009c442f2d1b82dc39ef56804a3bb84dcad2387883dce37384953f8bdd7dae5c5ba62099507d3a46279aecacc4251852029cd35b849899055464f05ec4669e0e03379671a4498beb5918f9efcce073c32bc0bf5617f8fa7c72ea494448a4d3591a94ee3c2c84d8e960fb95f94f7b3fd96db074c38f5b49ab90c8f7b900c3c6153aea60281a446d9e8adf0bc0bb168565ae9786a35daac61e55b5bb97c54448da71ac98f5e28de51409eb3b202e23c09d5554a392cb2d6d379d248eaa6197c41bb6c0effea99597f2afe32caacd52f8d8265cc25744d9fa152cf5067f55a4b08ae42873c9c000db80bb7504", 0xfc, 0x401}, {&(0x7f00000004c0)="5f5cd9055b6f918ef416750075a82a6d68d7d7ecbab89a589160cfe5ee47af4e9617852687e92f9b2c369d0ef39859beee94294da21bd98baedab24ac6f059adcd35d63e47b81b5b0ffea1be55feca056c7954f88aa767e62c62d3e106de621e22e0b652d23850041e0788b914b1211ec3bf9df48d39f9888b333a477d17f7609cf8217f82ac02b89d6e43d02f404792c1ab1eaa584853fde3b8f22d44188d3a7f1ac28d094575588c61dc6fed93", 0xae, 0x5}, {&(0x7f0000000580)="194b1513363ba3c4ff7452da4b6d3edf6f550c20d403e3d7fdaa65500ad954584ee419b0f5cf34bad6a6f1d682160e3a1f6a8ab973883cf1a5c2400ee4c67b4858af4cbf27b03150f4e4c3ecc0b97590e56a29b364841bd1d14ecd9412f8ba63331d34a19c7615ad882855e5dd29777b33c93f2f2372a2bca090206c6171560d10b83b13a5119db54934539dfef748e58b9de4db56162b285c158a080347738e59d9c5af0b6be26e9f5e40c67b66aff78aab6a69a30dd47d4b0d8f3aa4bcf04229b89a40d655528b4c", 0xc9, 0xb079}, {&(0x7f0000000680)="399095ed9db1", 0x6, 0xec}], 0x2804081, &(0x7f0000000780)={[{'+@//^\'!u'}, {'/{\'[^-'}], [{@smackfstransmute={'smackfstransmute', 0x3d, ',{,*'}}, {@audit}, {@fowner_eq={'fowner', 0x3d, 0xee00}}, {@subj_user={'subj_user', 0x3d, 'sys_immutable'}}, {@euid_eq={'euid', 0x3d, 0xffffffffffffffff}}]}) [ 612.466408][T31472] FAT-fs (loop1): bogus number of reserved sectors [ 612.469561][T31480] loop3: detected capacity change from 0 to 7 [ 612.473003][T31472] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:42 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 57) [ 612.518681][T31524] loop4: detected capacity change from 0 to 36 [ 612.525597][T31525] loop0: detected capacity change from 0 to 264192 [ 612.533956][T31524] FAT-fs (loop4): bogus number of reserved sectors [ 612.540554][T31524] FAT-fs (loop4): Can't find a valid FAT filesystem [ 612.552938][T31535] FAT-fs (loop2): bogus number of reserved sectors [ 612.559614][T31535] FAT-fs (loop2): Can't find a valid FAT filesystem 15:59:42 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe01, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 612.570263][T31534] FAULT_INJECTION: forcing a failure. [ 612.570263][T31534] name failslab, interval 1, probability 0, space 0, times 0 [ 612.582904][T31534] CPU: 0 PID: 31534 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 612.591730][T31534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 612.601837][T31534] Call Trace: [ 612.605386][T31534] dump_stack_lvl+0xd6/0x122 [ 612.610134][T31534] dump_stack+0x11/0x1b [ 612.614385][T31534] should_fail+0x23c/0x250 15:59:42 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf00, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 612.618824][T31534] __should_failslab+0x81/0x90 [ 612.623599][T31534] ? alloc_fs_context+0x46/0x500 [ 612.628561][T31534] should_failslab+0x5/0x20 [ 612.633082][T31534] kmem_cache_alloc_trace+0x52/0x320 [ 612.638523][T31534] alloc_fs_context+0x46/0x500 [ 612.643302][T31534] ? strncmp+0x34/0x70 [ 612.647444][T31534] fs_context_for_mount+0x1d/0x20 [ 612.652478][T31534] path_mount+0xe0d/0x1d20 [ 612.656908][T31534] __se_sys_mount+0x24b/0x2f0 [ 612.661747][T31534] __x64_sys_mount+0x63/0x70 [ 612.666368][T31534] do_syscall_64+0x44/0xa0 15:59:42 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1020, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:42 executing program 1: r0 = accept4(0xffffffffffffffff, &(0x7f0000000000)=@sco={0x1f, @none}, &(0x7f0000000080)=0x80, 0x80800) r1 = socket(0x10, 0x2, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_GET_INTERFACE(r2, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000040)={0x1c, 0x0, 0x305, 0x0, 0x0, {{}, {@val={0x8, 0x10}, @void}}}, 0x1c}}, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r2) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f00000001c0), r2) sendmsg$IPVS_CMD_SET_SERVICE(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)={0x28, r3, 0x1, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6}]}]}, 0x28}}, 0x0) sendmsg$IPVS_CMD_DEL_SERVICE(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0xa8, r3, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_DEST={0x14, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_PORT={0x6, 0x2, 0x4e23}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x4}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x7}, @IPVS_CMD_ATTR_SERVICE={0x1c, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x7, 0x6, 'lc\x00'}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0xe}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e22}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x1}, @IPVS_CMD_ATTR_DAEMON={0x4c, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @empty}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @private2}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5, 0x8, 0xf}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'veth0_to_team\x00'}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x80000000}]}, 0xa8}, 0x1, 0x0, 0x0, 0x2}, 0x48004) syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) 15:59:42 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1100, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 612.670871][T31534] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 612.676944][T31534] RIP: 0033:0x7fe1e0698f6a [ 612.681362][T31534] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 612.701062][T31534] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 612.709485][T31534] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 612.717458][T31534] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 612.725435][T31534] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 612.733414][T31534] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 612.741474][T31534] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 612.759038][T31556] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=31556 comm=syz-executor.1 [ 612.780654][T31525] loop0: detected capacity change from 0 to 264192 [ 612.792922][T31550] loop3: detected capacity change from 0 to 8 [ 612.805516][T31524] loop4: detected capacity change from 0 to 36 [ 612.812046][T31548] FAT-fs (loop1): bogus number of reserved sectors [ 612.818722][T31548] FAT-fs (loop1): Can't find a valid FAT filesystem [ 612.839522][T31550] FAT-fs (loop3): bogus number of reserved sectors [ 612.846685][T31550] FAT-fs (loop3): Can't find a valid FAT filesystem [ 612.863209][T31524] FAT-fs (loop4): bogus number of reserved sectors 15:59:43 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 1) 15:59:43 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xf7000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:43 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 58) [ 612.869739][T31524] FAT-fs (loop4): Can't find a valid FAT filesystem [ 612.890876][T31578] FAULT_INJECTION: forcing a failure. [ 612.890876][T31578] name failslab, interval 1, probability 0, space 0, times 0 [ 612.903563][T31578] CPU: 1 PID: 31578 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 612.903637][T31580] FAULT_INJECTION: forcing a failure. [ 612.903637][T31580] name failslab, interval 1, probability 0, space 0, times 0 [ 612.912344][T31578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 612.912359][T31578] Call Trace: [ 612.912368][T31578] dump_stack_lvl+0xd6/0x122 [ 612.943545][T31578] dump_stack+0x11/0x1b [ 612.947698][T31578] should_fail+0x23c/0x250 [ 612.952180][T31578] ? __se_sys_memfd_create+0xfb/0x390 [ 612.957580][T31578] __should_failslab+0x81/0x90 [ 612.962326][T31578] should_failslab+0x5/0x20 [ 612.966841][T31578] __kmalloc+0x6f/0x350 [ 612.970988][T31578] ? strnlen_user+0x137/0x1c0 [ 612.975695][T31578] __se_sys_memfd_create+0xfb/0x390 [ 612.980877][T31578] __x64_sys_memfd_create+0x2d/0x40 [ 612.986101][T31578] do_syscall_64+0x44/0xa0 [ 612.990506][T31578] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 612.996478][T31578] RIP: 0033:0x7f528eedba39 [ 613.000875][T31578] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 613.020465][T31578] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 613.028880][T31578] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007f528eedba39 [ 613.036852][T31578] RDX: 00007f528cc52000 RSI: 0000000000000000 RDI: 00007f528ef34dfb [ 613.044806][T31578] RBP: 0000000000000000 R08: 00007f528cc51ff8 R09: ffffffffffffffff [ 613.052818][T31578] R10: 00007f528cc51ffc R11: 0000000000000246 R12: 0000000020000240 [ 613.060773][T31578] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000040 [ 613.068729][T31580] CPU: 0 PID: 31580 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 613.077556][T31580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 613.087606][T31580] Call Trace: [ 613.090882][T31580] dump_stack_lvl+0xd6/0x122 [ 613.095529][T31580] dump_stack+0x11/0x1b [ 613.099663][T31580] should_fail+0x23c/0x250 [ 613.104055][T31580] __should_failslab+0x81/0x90 [ 613.108799][T31580] ? alloc_fs_context+0x46/0x500 [ 613.113829][T31580] should_failslab+0x5/0x20 [ 613.118347][T31580] kmem_cache_alloc_trace+0x52/0x320 [ 613.123636][T31580] alloc_fs_context+0x46/0x500 [ 613.128502][T31580] ? strncmp+0x34/0x70 [ 613.132599][T31580] fs_context_for_mount+0x1d/0x20 [ 613.137636][T31580] path_mount+0xe0d/0x1d20 [ 613.142037][T31580] __se_sys_mount+0x24b/0x2f0 [ 613.146716][T31580] __x64_sys_mount+0x63/0x70 [ 613.151297][T31580] do_syscall_64+0x44/0xa0 [ 613.155724][T31580] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 613.161612][T31580] RIP: 0033:0x7fe1e0698f6a [ 613.166008][T31580] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 613.185598][T31580] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 613.194014][T31580] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 613.202010][T31580] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 613.210016][T31580] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 15:59:43 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x4c00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:43 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 2) 15:59:43 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1200, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 613.218092][T31580] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 613.226046][T31580] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 613.241128][T31586] loop0: detected capacity change from 0 to 264192 15:59:43 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 59) [ 613.268086][T31556] netlink: 'syz-executor.1': attribute type 3 has an invalid length. [ 613.270902][T31596] FAULT_INJECTION: forcing a failure. [ 613.270902][T31596] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 613.289328][T31596] CPU: 1 PID: 31596 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 613.298094][T31596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 613.308198][T31596] Call Trace: [ 613.311482][T31596] dump_stack_lvl+0xd6/0x122 [ 613.316127][T31596] dump_stack+0x11/0x1b [ 613.316337][T31593] FAT-fs (loop1): bogus number of reserved sectors [ 613.320281][T31596] should_fail+0x23c/0x250 [ 613.320303][T31596] should_fail_usercopy+0x16/0x20 [ 613.326833][T31593] FAT-fs (loop1): Can't find a valid FAT filesystem [ 613.331181][T31596] _copy_from_user+0x1c/0xd0 [ 613.343006][T31597] loop4: detected capacity change from 0 to 38 [ 613.347310][T31596] __se_sys_memfd_create+0x137/0x390 [ 613.347335][T31596] __x64_sys_memfd_create+0x2d/0x40 [ 613.356125][T31597] FAT-fs (loop4): bogus number of reserved sectors [ 613.358755][T31596] do_syscall_64+0x44/0xa0 [ 613.364008][T31597] FAT-fs (loop4): Can't find a valid FAT filesystem [ 613.370450][T31596] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 613.380308][T31607] FAULT_INJECTION: forcing a failure. [ 613.380308][T31607] name failslab, interval 1, probability 0, space 0, times 0 [ 613.381446][T31596] RIP: 0033:0x7f528eedba39 [ 613.381462][T31596] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 613.423854][T31596] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 613.432425][T31596] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007f528eedba39 [ 613.440431][T31596] RDX: 00007f528cc52000 RSI: 0000000000000000 RDI: 00007f528ef34dfb [ 613.448382][T31596] RBP: 0000000000000000 R08: 00007f528cc51ff8 R09: ffffffffffffffff [ 613.456340][T31596] R10: 00007f528cc51ffc R11: 0000000000000246 R12: 0000000020000240 15:59:43 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 3) [ 613.464337][T31596] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000040 [ 613.472431][T31607] CPU: 0 PID: 31607 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 613.481635][T31607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 613.491694][T31607] Call Trace: [ 613.492943][T31611] FAULT_INJECTION: forcing a failure. [ 613.492943][T31611] name failslab, interval 1, probability 0, space 0, times 0 [ 613.494988][T31607] dump_stack_lvl+0xd6/0x122 [ 613.495013][T31607] dump_stack+0x11/0x1b [ 613.516275][T31607] should_fail+0x23c/0x250 [ 613.520685][T31607] ? vfs_parse_fs_string+0x6d/0xd0 [ 613.525787][T31607] __should_failslab+0x81/0x90 [ 613.530546][T31607] should_failslab+0x5/0x20 [ 613.535036][T31607] __kmalloc_track_caller+0x6d/0x350 [ 613.540308][T31607] kmemdup_nul+0x27/0x70 [ 613.544540][T31607] vfs_parse_fs_string+0x6d/0xd0 [ 613.549465][T31607] path_mount+0xfb1/0x1d20 [ 613.553963][T31607] __se_sys_mount+0x24b/0x2f0 [ 613.558626][T31607] __x64_sys_mount+0x63/0x70 [ 613.563281][T31607] do_syscall_64+0x44/0xa0 [ 613.567819][T31607] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 613.573791][T31607] RIP: 0033:0x7fe1e0698f6a [ 613.578198][T31607] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 613.597800][T31607] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 613.606242][T31607] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 613.614209][T31607] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 613.622166][T31607] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 613.630307][T31607] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 613.638261][T31607] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 613.646221][T31611] CPU: 1 PID: 31611 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 613.654982][T31611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 613.664173][T31586] loop0: detected capacity change from 0 to 264192 [ 613.665030][T31611] Call Trace: [ 613.665039][T31611] dump_stack_lvl+0xd6/0x122 [ 613.679361][T31611] dump_stack+0x11/0x1b [ 613.683531][T31611] should_fail+0x23c/0x250 [ 613.687942][T31611] ? shmem_alloc_inode+0x22/0x30 [ 613.692901][T31611] __should_failslab+0x81/0x90 [ 613.697660][T31611] ? shmem_match+0xa0/0xa0 [ 613.702057][T31611] should_failslab+0x5/0x20 [ 613.706540][T31611] kmem_cache_alloc+0x4f/0x300 [ 613.711295][T31611] ? shmem_match+0xa0/0xa0 [ 613.716229][T31611] shmem_alloc_inode+0x22/0x30 [ 613.721037][T31611] new_inode_pseudo+0x38/0x1c0 [ 613.725798][T31611] new_inode+0x21/0x120 [ 613.729949][T31611] shmem_get_inode+0xb7/0x4a0 [ 613.734618][T31611] __shmem_file_setup+0xf1/0x1d0 [ 613.739542][T31611] shmem_file_setup+0x37/0x40 [ 613.744248][T31611] __se_sys_memfd_create+0x1eb/0x390 [ 613.749580][T31611] __x64_sys_memfd_create+0x2d/0x40 [ 613.754768][T31611] do_syscall_64+0x44/0xa0 [ 613.759201][T31611] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 613.765093][T31611] RIP: 0033:0x7f528eedba39 [ 613.769500][T31611] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 613.789193][T31611] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 613.797690][T31611] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007f528eedba39 [ 613.805662][T31611] RDX: 00007f528cc52000 RSI: 0000000000000000 RDI: 00007f528ef34dfb [ 613.813673][T31611] RBP: 0000000000000000 R08: 00007f528cc51ff8 R09: ffffffffffffffff [ 613.821641][T31611] R10: 00007f528cc51ffc R11: 0000000000000246 R12: 0000000020000240 [ 613.829678][T31611] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000040 [ 613.855788][T31597] loop4: detected capacity change from 0 to 38 15:59:44 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 4) [ 613.884962][T31597] FAT-fs (loop4): bogus number of reserved sectors [ 613.891497][T31597] FAT-fs (loop4): Can't find a valid FAT filesystem [ 613.909092][T31634] FAULT_INJECTION: forcing a failure. [ 613.909092][T31634] name failslab, interval 1, probability 0, space 0, times 0 [ 613.921840][T31634] CPU: 1 PID: 31634 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 613.927150][T31632] loop3: detected capacity change from 0 to 9 [ 613.930601][T31634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 613.930615][T31634] Call Trace: [ 613.930622][T31634] dump_stack_lvl+0xd6/0x122 [ 613.930645][T31634] dump_stack+0x11/0x1b [ 613.958825][T31634] should_fail+0x23c/0x250 [ 613.963260][T31634] ? security_inode_alloc+0x30/0x180 [ 613.968651][T31634] __should_failslab+0x81/0x90 [ 613.973418][T31634] should_failslab+0x5/0x20 [ 613.977936][T31634] kmem_cache_alloc+0x4f/0x300 [ 613.982705][T31634] security_inode_alloc+0x30/0x180 [ 613.987811][T31634] inode_init_always+0x20b/0x430 [ 613.992760][T31634] ? shmem_match+0xa0/0xa0 [ 613.997225][T31634] new_inode_pseudo+0x73/0x1c0 [ 614.002003][T31634] new_inode+0x21/0x120 [ 614.006172][T31634] shmem_get_inode+0xb7/0x4a0 [ 614.010886][T31634] __shmem_file_setup+0xf1/0x1d0 [ 614.015834][T31634] shmem_file_setup+0x37/0x40 [ 614.020561][T31634] __se_sys_memfd_create+0x1eb/0x390 [ 614.025852][T31634] __x64_sys_memfd_create+0x2d/0x40 [ 614.031051][T31634] do_syscall_64+0x44/0xa0 [ 614.035469][T31634] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 614.041480][T31634] RIP: 0033:0x7f528eedba39 [ 614.045888][T31634] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 614.065485][T31634] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 614.073881][T31634] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007f528eedba39 15:59:44 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 60) 15:59:44 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xf9fdffff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 614.081837][T31634] RDX: 00007f528cc52000 RSI: 0000000000000000 RDI: 00007f528ef34dfb [ 614.089841][T31634] RBP: 0000000000000000 R08: 00007f528cc51ff8 R09: ffffffffffffffff [ 614.097840][T31634] R10: 00007f528cc51ffc R11: 0000000000000246 R12: 0000000020000240 [ 614.105793][T31634] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000040 [ 614.126880][T31640] loop0: detected capacity change from 0 to 264192 [ 614.135509][T31641] FAULT_INJECTION: forcing a failure. [ 614.135509][T31641] name failslab, interval 1, probability 0, space 0, times 0 [ 614.148147][T31641] CPU: 1 PID: 31641 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 614.157452][T31641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 614.167511][T31641] Call Trace: [ 614.170916][T31641] dump_stack_lvl+0xd6/0x122 [ 614.175512][T31641] dump_stack+0x11/0x1b [ 614.179740][T31641] should_fail+0x23c/0x250 15:59:44 executing program 1: r0 = syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) r1 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fcntl$setstatus(r1, 0x4, 0x6900) r2 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) sendfile(r1, r2, 0x0, 0x8400fffffffa) r3 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fcntl$setstatus(r3, 0x4, 0x6900) r4 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) sendfile(r3, r4, 0x0, 0x8400fffffffa) r5 = syz_mount_image$tmpfs(&(0x7f0000000200), &(0x7f00000002c0)='.\x00', 0x7d4, 0x5, &(0x7f00000005c0)=[{&(0x7f0000000300)="28bd83d1e777d68cd2d97e305b748476", 0x10, 0x8001}, {&(0x7f0000000340)="65e9b20d8b0edfe8edec4be32e95c5e3cf6fa6b8701db34fa42448ba86250762243eef6866cac4d9a8ef0dee0b8f6124a60e0bf70905b79c3b4f022c50fc1c78abbbe29de8b4e6b654a0eb69e6e7c444f368846bc61b3fa548de506c97", 0x5d, 0x81}, {&(0x7f00000003c0)="d271840ac4641694b59dbc91415cfbe9f8d1fa22b8428ebff14ba44cce8e50c659ad35c3ba6f6a4c1847e57e47ea53bb7d5464af9aced93fb2d7c0b07dc223a4e54daff93f111a501d99d8fc4b0a999e135e2569230864ea9031dfc409cd8822114cd52503a9473ea8710479cfb477219db35e94f50bbf173e8255c9bfe8", 0x7e, 0x5}, {&(0x7f0000000440)="836cfb0e67252ca6b6907259cad65f8a59533ea522f7bbdab4d1e178f984ce8597b07ffa0ece3afe0b76087a5bc1e6d166d2a2d9a852d893b55a34fa1952b1de8125dfb289265c28b46c25f39d89f59a1e26b60421604d0c266720643fe5780d3bcfbae11f40c97808fa6aaef80fee5f7fc924a03ea03b7593963a57d8c1f2f81a8199e6fed910b2ade70ee41d99567b5f7e8728dbadef5c82fadc8bb79c7846331f6b88e23d4c9999826fe9518a61015ef25cbb1b395ef0ce1f19458b63c006eb4f6e1a82d3bb5d5c0db66b3ab03df57efe307df8b74248028c233cb691e37a1d90cb808e0391aa29c4eda595d50440fffab98a693c", 0xf6, 0x6}, {&(0x7f0000000540)="9f401068f84d6cba06293c1ea81fdbc164dea281ab679ac6ebce66bc4cbc3061c3ac6dcde2c36d240cab21e619e3379413d730859ee9e93f0b76182f6c61da1e0dfad17d1a9750b3189fa37c", 0x4c, 0x7}], 0x800000, &(0x7f0000000640)={[{@huge_advise}, {@size={'size', 0x3d, [0x2d, 0x31, 0x6d]}}], [{@uid_gt={'uid>', 0xee00}}, {@fowner_gt}, {@fowner_gt={'fowner>', 0xffffffffffffffff}}]}) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000001180)={{{@in6=@private1, @in=@empty, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in6=@empty}}, &(0x7f0000001000)=0xe8) r7 = openat$cgroup_netprio_ifpriomap(0xffffffffffffffff, &(0x7f0000001040), 0x2, 0x0) r8 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fcntl$setstatus(r8, 0x4, 0x6900) r9 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) sendfile(r8, r9, 0x0, 0x8400fffffffa) r10 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r10, 0x1, 0x11, &(0x7f00000003c0)={0x0, 0x0, 0x0}, &(0x7f0000000440)=0xc) setresgid(r11, 0x0, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000001100)=[{{&(0x7f0000000000)=@abs={0x1, 0x0, 0x4e20}, 0x6e, &(0x7f0000000140)=[{&(0x7f0000000080)="d04bc299b7278c966058ff33c63f8e62f3981bfdb0bdf476cf9cac9f296e69f4c78896d11d77f02bd4753c2e10a642b27f78aed7d7944fec788d7284d0cc368a8a16a0534e26dcd38146931aad947c00752201a8a19799d0ec9603a21e763e9fa42602de6c3f9ae807cdc44879394f123c32463ae8a0a5b653d1a81b3be95056a4fd95697b3e", 0x86}], 0x1, &(0x7f00000006c0)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32, @ANYRES32=0x0, @ANYRES32=0xee00, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32, @ANYRES32=0xee01, @ANYRES32=0xee01, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32, @ANYBLOB="0000000020000000000000000100000001000000", @ANYRES32=r2, @ANYRES32, @ANYRES32=r4, @ANYRES32=r5], 0x80, 0x40840}}, {{&(0x7f0000000740)=@file={0x1, './bus\x00'}, 0x6e, &(0x7f0000000e40)=[{&(0x7f00000007c0)="89fc0a3dc8791978ace88c0da74587efe0accee9b8e76687b178c7069ea496303be3349d20e9814e68253df275cae846b6a1af83bec9b6ea5ebe8e6ab32c9d", 0x3f}, {&(0x7f0000000800)="75d689", 0x3}, {&(0x7f0000000840)="e028f04575a10c12b4ce3a89f89e43ec84f436d9492509dd821625dbd11ffaf01e9bdb588f73aa4b12016fe7845513455acd4efb3a0feaa7aa242c6a84ec60c38e6c8abba3efbdd1c80172c236d8ff5a5f1a55cbe6b4d2b873f44de91678a9092b300db9168078c4465beeb9db2a8f510a1538b302069095591aa67cd78838fd3e2d123c6825a988d2948fb0d1727f9970472410acb5305099d6809a7b447a6223d8b780c06a972fad13e68108fe4d0c91351483b6c1a530ee375a4841fc4d1aac62dcaddb8bd25ef2122267657de53e6b4a7281a8c56c3df4020c", 0xdb}, {&(0x7f0000000940)="4f87ebf15e3f14da7351115b23fe1528e4ecfd61342c51f5940de7f541eaf8525ff14137808162ceae370dd6dd8689371875bffdc146c1d420933a8f7b29e67a9920783b91ae1f7d457465645471756ba269d970263d5aed6607072d3bcdd753742c8be6310e02265f59c12cf8e8c8e1fa172fc81dc8b122eeee4ec0b8b40b3965239716ac384603449d3901f8de933f3d97afc00511f9157a324eb09859796507083b56b579c46affdd011321d0b9f63058d80092f1dfe9d1112298805e178dbe3bcad10ad07e7a97f3bebde22bbb625e5d9ab7eb8eb146098119ed1e5d99", 0xdf}, {&(0x7f0000000a40)="e7b0430e5434db3c80a250faecbe84d5e871d47ee9684fffc8763dde568c94618c1c6bcd5ebab91fc6d2a29cc477892dba9e2c3126c58d7869586416d51a3fbe3f9a468effdf0a231457a388ddde03a87b3d348a2ee10e37341713a5ffa2afc55d4b0b688c48c30140097933114c024b983f422f53b6ad81579a02745bf7ba0a8e17639c0842341ca8b6b1f9978e3dd3eb1a50e53a9f4d365c370382192fbcdb3f1f0e9269bd35a2bc884ab1534e25", 0xaf}, {&(0x7f0000000b00)="eff65e4fe1c7b45eddcafe8d305c328b199585a4618d33be971cae8cab62d58952f089ae11a9022e7da5bc19babec563bb36e09cba9912945bb63617e81d56209df08451330ae80ba6f8a3646b898ea771010e290b50dd07a6f987288974c520634515e5c93456261f278225bbc203faad3da492f0229458270e50d62604a9b02d18828f0b52f6466c1de13edaad05711eec9bbdf53a8b50d96d142327d1f4531dfd50a40ff95b6fa0e5842bf8af0b58ea0f150040014a567e7922e4e01a0fcfcdb32df885b7034c25701360d4", 0xcd}, {&(0x7f0000000c00)="7f570ac707bfdc7b98179d3fe3b76bc244b5919c4f1b12eaa0a94cf6807f0a6b9bb3b3e9d75a0c39bd8cb932a57cd90066cf6789516f3237b2302ced6e9d25a87c0f74a3c3472b09cf5235a0f609cd59c87482ebab68bb6e8c6f7023b9374906975416e807d2d6fb164687b730e987e22b6c58cf8a0959cb4966ef9b3a7f330358e3f4c8ee6c0ce0ea3a38e1fc1b4a93b86a17885b5a0075601f5f8f30c4cb7a9928b014c2cb4878f6d81eb27d94c296eb8d2675a313ba14b63f9c0e11f1d6b380ab921a83c910d97128803f9c7564f0ffcf33a43f0e27aaad73a57fd30e81376271312be1909cab698ca30901e020dfd6d478650008", 0xf6}, {&(0x7f0000000d00)="d506b7466c377a9d2c6ee7184b8aa5e9eae89c8d8e8c6827a51c9740711841926d32dcfe2251b25143959cc06472b6737e874f9ffc", 0x35}, {&(0x7f0000000d40)="ca95c2200b7220dfbc2f68f703c8e469f2172a8a9179ab6bc37d2e3807dd67d8d0c522241be12d7e2b49efab852030f5d0b6b708531e6c6823feadf6a5519aecd2f3631f6409da7e2f75439270099574952a8d714792a47c9db51585524c23fab732d690a3cae9aae8c7683d2fa663293e0e78158f1898920eab0bf2064d1d6a22d6c1bec5fac61db3f2d87142f87ecccc29e10eb6a816caed56842c681173a404fcc5246cd5b7d1158debc92b1cd5f20ef93ef41c15cda4349c2ef4982ee57d7757fb6038b7bbd3ecb15fcb05dbce1c7b67698894619f9685ab2dbbef1c64931fbc793a0e91f7c3cb29c34a9200aa55c36311d1ccc1", 0xf6}], 0x9, &(0x7f0000001080)=[@cred={{0x1c, 0x1, 0x2, {0x0, r6, 0xffffffffffffffff}}}, @rights={{0x20, 0x1, 0x1, [r7, r0, r0, r8]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xffffffffffffffff, r11}}}], 0x60, 0x24000000}}], 0x2, 0x80) [ 614.184161][T31641] ? vfs_parse_fs_string+0x6d/0xd0 [ 614.189287][T31641] __should_failslab+0x81/0x90 [ 614.194175][T31641] should_failslab+0x5/0x20 [ 614.198747][T31641] __kmalloc_track_caller+0x6d/0x350 [ 614.204145][T31641] kmemdup_nul+0x27/0x70 [ 614.208392][T31641] vfs_parse_fs_string+0x6d/0xd0 [ 614.213337][T31641] path_mount+0xfb1/0x1d20 [ 614.217772][T31641] __se_sys_mount+0x24b/0x2f0 [ 614.222460][T31641] __x64_sys_mount+0x63/0x70 [ 614.227132][T31641] do_syscall_64+0x44/0xa0 [ 614.231553][T31641] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 614.237453][T31641] RIP: 0033:0x7fe1e0698f6a [ 614.241866][T31641] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 614.261597][T31641] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 614.270011][T31641] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 614.278077][T31641] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 15:59:44 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x6000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:44 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfa000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 614.286048][T31641] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 614.294069][T31641] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 614.302067][T31641] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 614.321060][T31646] FAT-fs (loop1): bogus number of reserved sectors [ 614.327628][T31646] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:44 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 61) 15:59:44 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 5) [ 614.383471][T31651] loop4: detected capacity change from 0 to 48 [ 614.402059][T31646] loop1: detected capacity change from 0 to 128 [ 614.408872][T31653] loop0: detected capacity change from 0 to 264192 [ 614.417004][T31651] FAT-fs (loop4): bogus number of reserved sectors [ 614.423581][T31651] FAT-fs (loop4): Can't find a valid FAT filesystem [ 614.433714][T31646] tmpfs: Unsupported parameter 'huge' [ 614.448409][T31669] FAULT_INJECTION: forcing a failure. [ 614.448409][T31669] name failslab, interval 1, probability 0, space 0, times 0 [ 614.461163][T31669] CPU: 1 PID: 31669 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 614.470008][T31669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 614.480050][T31669] Call Trace: [ 614.483312][T31669] dump_stack_lvl+0xd6/0x122 [ 614.487939][T31669] dump_stack+0x11/0x1b [ 614.492077][T31669] should_fail+0x23c/0x250 [ 614.496474][T31669] ? __d_alloc+0x36/0x370 [ 614.500875][T31669] __should_failslab+0x81/0x90 [ 614.505668][T31669] should_failslab+0x5/0x20 [ 614.510158][T31669] kmem_cache_alloc+0x4f/0x300 [ 614.514917][T31669] ? security_inode_alloc+0x138/0x180 [ 614.520296][T31669] ? __init_rwsem+0x59/0x70 [ 614.524781][T31669] __d_alloc+0x36/0x370 [ 614.528992][T31669] d_alloc_pseudo+0x1a/0x50 [ 614.533488][T31669] alloc_file_pseudo+0x77/0x150 [ 614.538382][T31669] __shmem_file_setup+0x14c/0x1d0 [ 614.543569][T31669] shmem_file_setup+0x37/0x40 [ 614.548229][T31669] __se_sys_memfd_create+0x1eb/0x390 [ 614.553612][T31669] __x64_sys_memfd_create+0x2d/0x40 [ 614.558793][T31669] do_syscall_64+0x44/0xa0 [ 614.563201][T31669] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 614.569098][T31669] RIP: 0033:0x7f528eedba39 [ 614.573495][T31669] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 614.593089][T31669] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 614.601499][T31669] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007f528eedba39 [ 614.609465][T31669] RDX: 00007f528cc52000 RSI: 0000000000000000 RDI: 00007f528ef34dfb [ 614.617457][T31669] RBP: 0000000000000000 R08: 00007f528cc51ff8 R09: ffffffffffffffff [ 614.625413][T31669] R10: 00007f528cc51ffc R11: 0000000000000246 R12: 0000000020000240 [ 614.633386][T31669] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000040 [ 614.645003][T31673] FAULT_INJECTION: forcing a failure. [ 614.645003][T31673] name failslab, interval 1, probability 0, space 0, times 0 [ 614.657674][T31673] CPU: 0 PID: 31673 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 614.666491][T31673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 614.676543][T31673] Call Trace: [ 614.679813][T31673] dump_stack_lvl+0xd6/0x122 [ 614.684437][T31673] dump_stack+0x11/0x1b [ 614.688603][T31673] should_fail+0x23c/0x250 [ 614.693016][T31673] __should_failslab+0x81/0x90 [ 614.697808][T31673] ? alloc_super+0x3a/0x520 [ 614.702317][T31673] should_failslab+0x5/0x20 [ 614.706809][T31673] kmem_cache_alloc_trace+0x52/0x320 [ 614.712109][T31673] ? disk_unblock_events+0x35/0x40 [ 614.717323][T31673] ? mount_bdev+0x290/0x290 [ 614.721903][T31673] alloc_super+0x3a/0x520 [ 614.726255][T31673] ? mount_bdev+0x290/0x290 [ 614.730783][T31673] sget+0x1a5/0x400 [ 614.734581][T31673] ? test_bdev_super+0x30/0x30 [ 614.739332][T31673] mount_bdev+0xd3/0x290 [ 614.743824][T31673] ? vfat_mount+0x40/0x40 [ 614.748138][T31673] ? tsan.module_ctor+0x10/0x10 [ 614.752987][T31673] vfat_mount+0x2d/0x40 [ 614.757240][T31673] legacy_get_tree+0x70/0xc0 [ 614.761908][T31673] vfs_get_tree+0x4a/0x1a0 [ 614.766338][T31673] path_mount+0x11ec/0x1d20 [ 614.770834][T31673] __se_sys_mount+0x24b/0x2f0 [ 614.775547][T31673] __x64_sys_mount+0x63/0x70 [ 614.780345][T31673] do_syscall_64+0x44/0xa0 [ 614.784754][T31673] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 614.790642][T31673] RIP: 0033:0x7fe1e0698f6a [ 614.795044][T31673] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 614.814649][T31673] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 614.823063][T31673] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a 15:59:45 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfdfdffff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 614.831047][T31673] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 614.839084][T31673] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 614.847128][T31673] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 614.855106][T31673] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:45 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:45 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 62) 15:59:45 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x6800, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:45 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 6) [ 614.887283][T31646] FAT-fs (loop1): bogus number of reserved sectors [ 614.889071][T31632] FAT-fs (loop3): bogus number of reserved sectors [ 614.893941][T31646] FAT-fs (loop1): Can't find a valid FAT filesystem [ 614.900540][T31632] FAT-fs (loop3): Can't find a valid FAT filesystem [ 614.920970][T31686] loop0: detected capacity change from 0 to 264192 [ 614.929214][T31646] loop1: detected capacity change from 0 to 128 [ 614.968086][T31686] loop0: detected capacity change from 0 to 264192 [ 614.975993][T31706] loop3: detected capacity change from 0 to 16 [ 614.982692][T31705] FAULT_INJECTION: forcing a failure. [ 614.982692][T31705] name failslab, interval 1, probability 0, space 0, times 0 [ 614.995362][T31705] CPU: 0 PID: 31705 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 615.000306][T31711] FAULT_INJECTION: forcing a failure. [ 615.000306][T31711] name failslab, interval 1, probability 0, space 0, times 0 [ 615.004124][T31705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 615.004138][T31705] Call Trace: [ 615.030140][T31705] dump_stack_lvl+0xd6/0x122 [ 615.034813][T31705] dump_stack+0x11/0x1b [ 615.039024][T31705] should_fail+0x23c/0x250 [ 615.043424][T31705] ? kzalloc+0x1d/0x30 [ 615.047501][T31705] __should_failslab+0x81/0x90 [ 615.052285][T31705] should_failslab+0x5/0x20 [ 615.056811][T31705] __kmalloc+0x6f/0x350 [ 615.060952][T31705] kzalloc+0x1d/0x30 [ 615.065061][T31705] security_sb_alloc+0x3c/0x180 [ 615.069956][T31705] alloc_super+0x10b/0x520 [ 615.074371][T31705] ? mount_bdev+0x290/0x290 [ 615.078955][T31705] sget+0x1a5/0x400 [ 615.082749][T31705] ? test_bdev_super+0x30/0x30 [ 615.087496][T31705] mount_bdev+0xd3/0x290 [ 615.091720][T31705] ? vfat_mount+0x40/0x40 [ 615.096039][T31705] ? tsan.module_ctor+0x10/0x10 [ 615.100878][T31705] vfat_mount+0x2d/0x40 [ 615.105032][T31705] legacy_get_tree+0x70/0xc0 [ 615.109629][T31705] vfs_get_tree+0x4a/0x1a0 [ 615.114031][T31705] path_mount+0x11ec/0x1d20 [ 615.118521][T31705] __se_sys_mount+0x24b/0x2f0 [ 615.123235][T31705] __x64_sys_mount+0x63/0x70 [ 615.127812][T31705] do_syscall_64+0x44/0xa0 [ 615.132358][T31705] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 615.138314][T31705] RIP: 0033:0x7fe1e0698f6a [ 615.142726][T31705] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 615.162380][T31705] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 615.170775][T31705] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 615.178752][T31705] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 615.186713][T31705] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 615.194709][T31705] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 615.202748][T31705] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 615.210722][T31711] CPU: 1 PID: 31711 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 615.219492][T31711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 615.229628][T31711] Call Trace: [ 615.232911][T31711] dump_stack_lvl+0xd6/0x122 [ 615.237542][T31711] dump_stack+0x11/0x1b [ 615.241397][T31712] loop4: detected capacity change from 0 to 52 [ 615.241702][T31711] should_fail+0x23c/0x250 [ 615.249227][T31712] FAT-fs (loop4): bogus number of reserved sectors [ 615.252266][T31711] ? __alloc_file+0x2e/0x1a0 [ 615.258807][T31712] FAT-fs (loop4): Can't find a valid FAT filesystem [ 615.263344][T31711] __should_failslab+0x81/0x90 [ 615.263366][T31711] should_failslab+0x5/0x20 [ 615.279163][T31711] kmem_cache_alloc+0x4f/0x300 [ 615.284024][T31711] __alloc_file+0x2e/0x1a0 [ 615.288525][T31711] alloc_empty_file+0xcd/0x1c0 [ 615.293322][T31711] alloc_file+0x3a/0x280 [ 615.297758][T31711] alloc_file_pseudo+0xfa/0x150 [ 615.302636][T31711] __shmem_file_setup+0x14c/0x1d0 [ 615.307824][T31711] shmem_file_setup+0x37/0x40 [ 615.312520][T31711] __se_sys_memfd_create+0x1eb/0x390 [ 615.317792][T31711] __x64_sys_memfd_create+0x2d/0x40 [ 615.323022][T31711] do_syscall_64+0x44/0xa0 [ 615.327431][T31711] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 615.333343][T31711] RIP: 0033:0x7f528eedba39 [ 615.337742][T31711] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 615.357335][T31711] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f 15:59:45 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) r0 = open(&(0x7f00000000c0)='./bus\x00', 0x14d842, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) sendfile(r0, r1, 0x0, 0x80000001) mkdirat(r0, &(0x7f0000000000)='./bus\x00', 0x11) [ 615.365732][T31711] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007f528eedba39 [ 615.373863][T31711] RDX: 00007f528cc52000 RSI: 0000000000000000 RDI: 00007f528ef34dfb [ 615.381827][T31711] RBP: 0000000000000000 R08: 00007f528cc51ff8 R09: ffffffffffffffff [ 615.389789][T31711] R10: 00007f528cc51ffc R11: 0000000000000246 R12: 0000000020000240 [ 615.397744][T31711] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000040 [ 615.412664][T31706] FAT-fs (loop3): bogus number of reserved sectors 15:59:45 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 63) 15:59:45 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 7) 15:59:45 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfeffffff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 615.419239][T31706] FAT-fs (loop3): Can't find a valid FAT filesystem [ 615.438746][T31712] loop4: detected capacity change from 0 to 52 [ 615.450045][T31712] FAT-fs (loop4): bogus number of reserved sectors [ 615.456664][T31712] FAT-fs (loop4): Can't find a valid FAT filesystem [ 615.504424][T31706] loop3: detected capacity change from 0 to 16 [ 615.515457][T31739] FAULT_INJECTION: forcing a failure. [ 615.515457][T31739] name failslab, interval 1, probability 0, space 0, times 0 [ 615.528129][T31739] CPU: 1 PID: 31739 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 615.536924][T31739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 615.546977][T31739] Call Trace: [ 615.550249][T31739] dump_stack_lvl+0xd6/0x122 [ 615.554838][T31739] dump_stack+0x11/0x1b [ 615.559040][T31739] should_fail+0x23c/0x250 [ 615.563452][T31739] ? __list_lru_init+0x70/0x680 [ 615.568368][T31739] __should_failslab+0x81/0x90 [ 615.573115][T31739] should_failslab+0x5/0x20 [ 615.577637][T31739] __kmalloc+0x6f/0x350 [ 615.581854][T31739] ? prealloc_memcg_shrinker+0x444/0x460 [ 615.587559][T31739] __list_lru_init+0x70/0x680 [ 615.592248][T31739] alloc_super+0x490/0x520 [ 615.596658][T31739] ? mount_bdev+0x290/0x290 [ 615.601238][T31739] sget+0x1a5/0x400 [ 615.605056][T31739] ? test_bdev_super+0x30/0x30 [ 615.609802][T31739] mount_bdev+0xd3/0x290 [ 615.614075][T31739] ? vfat_mount+0x40/0x40 [ 615.618387][T31739] ? tsan.module_ctor+0x10/0x10 [ 615.623282][T31739] vfat_mount+0x2d/0x40 [ 615.627436][T31739] legacy_get_tree+0x70/0xc0 [ 615.632034][T31739] vfs_get_tree+0x4a/0x1a0 [ 615.636903][T31739] path_mount+0x11ec/0x1d20 [ 615.641395][T31739] __se_sys_mount+0x24b/0x2f0 [ 615.646159][T31739] __x64_sys_mount+0x63/0x70 [ 615.650738][T31739] do_syscall_64+0x44/0xa0 [ 615.655146][T31739] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 615.661039][T31739] RIP: 0033:0x7fe1e0698f6a [ 615.665437][T31739] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 615.685133][T31739] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 615.693532][T31739] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 615.701509][T31739] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 615.709474][T31739] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 615.717467][T31739] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 615.725432][T31739] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 615.736592][T31743] FAULT_INJECTION: forcing a failure. [ 615.736592][T31743] name failslab, interval 1, probability 0, space 0, times 0 15:59:45 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x6c00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 615.749235][T31743] CPU: 0 PID: 31743 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 615.756123][T31747] loop4: detected capacity change from 0 to 54 [ 615.757987][T31743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 615.758000][T31743] Call Trace: [ 615.758008][T31743] dump_stack_lvl+0xd6/0x122 [ 615.766632][T31747] FAT-fs (loop4): bogus number of reserved sectors [ 615.774221][T31743] dump_stack+0x11/0x1b [ 615.774290][T31743] should_fail+0x23c/0x250 [ 615.774306][T31743] ? security_file_alloc+0x30/0x190 [ 615.774328][T31743] __should_failslab+0x81/0x90 [ 615.777597][T31747] FAT-fs (loop4): Can't find a valid FAT filesystem [ 615.782167][T31743] should_failslab+0x5/0x20 [ 615.818327][T31743] kmem_cache_alloc+0x4f/0x300 [ 615.823229][T31743] security_file_alloc+0x30/0x190 [ 615.828246][T31743] __alloc_file+0x83/0x1a0 [ 615.832654][T31743] alloc_empty_file+0xcd/0x1c0 [ 615.837428][T31743] alloc_file+0x3a/0x280 [ 615.841710][T31743] alloc_file_pseudo+0xfa/0x150 [ 615.844168][T31724] FAT-fs (loop1): bogus number of reserved sectors [ 615.846570][T31743] __shmem_file_setup+0x14c/0x1d0 [ 615.846596][T31743] shmem_file_setup+0x37/0x40 [ 615.853097][T31724] FAT-fs (loop1): Can't find a valid FAT filesystem [ 615.858083][T31743] __se_sys_memfd_create+0x1eb/0x390 [ 615.874709][T31743] __x64_sys_memfd_create+0x2d/0x40 [ 615.879983][T31743] do_syscall_64+0x44/0xa0 [ 615.884458][T31743] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 615.890365][T31743] RIP: 0033:0x7f528eedba39 [ 615.894764][T31743] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 615.914545][T31743] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 615.922945][T31743] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007f528eedba39 [ 615.931015][T31743] RDX: 00007f528cc52000 RSI: 0000000000000000 RDI: 00007f528ef34dfb [ 615.939100][T31743] RBP: 0000000000000000 R08: 00007f528cc51ff8 R09: ffffffffffffffff [ 615.947164][T31743] R10: 00007f528cc51ffc R11: 0000000000000246 R12: 0000000020000240 15:59:46 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 8) 15:59:46 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 64) [ 615.955186][T31743] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000040 [ 615.974829][T31745] loop0: detected capacity change from 0 to 264192 [ 615.986188][T31747] loop4: detected capacity change from 0 to 54 [ 615.992813][T31747] FAT-fs (loop4): bogus number of reserved sectors [ 615.999365][T31747] FAT-fs (loop4): Can't find a valid FAT filesystem [ 616.002018][T31764] FAULT_INJECTION: forcing a failure. [ 616.002018][T31764] name failslab, interval 1, probability 0, space 0, times 0 [ 616.018602][T31764] CPU: 0 PID: 31764 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 616.023176][T31766] FAULT_INJECTION: forcing a failure. [ 616.023176][T31766] name failslab, interval 1, probability 0, space 0, times 0 [ 616.027380][T31764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 616.027395][T31764] Call Trace: [ 616.027403][T31764] dump_stack_lvl+0xd6/0x122 [ 616.027425][T31764] dump_stack+0x11/0x1b [ 616.027441][T31764] should_fail+0x23c/0x250 [ 616.066454][T31764] ? getname_flags+0x84/0x3f0 [ 616.071130][T31764] __should_failslab+0x81/0x90 [ 616.075888][T31764] should_failslab+0x5/0x20 [ 616.080379][T31764] kmem_cache_alloc+0x4f/0x300 [ 616.085234][T31764] getname_flags+0x84/0x3f0 [ 616.089728][T31764] ? up_write+0x25/0xc0 [ 616.093867][T31764] getname+0x15/0x20 [ 616.097753][T31764] do_sys_openat2+0x6d/0x2b0 [ 616.102332][T31764] ? perf_trace_sys_exit+0x6e/0x180 [ 616.107598][T31764] __x64_sys_openat+0xef/0x110 [ 616.112533][T31764] do_syscall_64+0x44/0xa0 [ 616.117095][T31764] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 616.122980][T31764] RIP: 0033:0x7f528ee8e954 [ 616.127388][T31764] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 616.147150][T31764] RSP: 002b:00007f528cc51ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 616.155575][T31764] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528ee8e954 [ 616.163643][T31764] RDX: 0000000000000002 RSI: 00007f528cc52000 RDI: 00000000ffffff9c [ 616.171694][T31764] RBP: 00007f528cc52000 R08: 0000000000000000 R09: ffffffffffffffff [ 616.179649][T31764] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 616.187604][T31764] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 616.195665][T31766] CPU: 1 PID: 31766 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 616.204611][T31766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 616.214657][T31766] Call Trace: [ 616.217928][T31766] dump_stack_lvl+0xd6/0x122 [ 616.222510][T31766] dump_stack+0x11/0x1b [ 616.226666][T31766] should_fail+0x23c/0x250 [ 616.231084][T31766] __should_failslab+0x81/0x90 [ 616.235834][T31766] should_failslab+0x5/0x20 [ 616.240444][T31766] kmem_cache_alloc_node_trace+0x61/0x2e0 [ 616.246202][T31766] ? __kmalloc_node+0x30/0x40 [ 616.250942][T31766] __kmalloc_node+0x30/0x40 [ 616.255430][T31766] kvmalloc_node+0x81/0x110 [ 616.259970][T31766] __list_lru_init+0x2d7/0x680 [ 616.264822][T31766] alloc_super+0x490/0x520 [ 616.269227][T31766] ? mount_bdev+0x290/0x290 [ 616.273758][T31766] sget+0x1a5/0x400 [ 616.277554][T31766] ? test_bdev_super+0x30/0x30 [ 616.282302][T31766] mount_bdev+0xd3/0x290 [ 616.286526][T31766] ? vfat_mount+0x40/0x40 [ 616.290847][T31766] ? tsan.module_ctor+0x10/0x10 [ 616.295687][T31766] vfat_mount+0x2d/0x40 [ 616.299825][T31766] legacy_get_tree+0x70/0xc0 [ 616.304486][T31766] vfs_get_tree+0x4a/0x1a0 [ 616.308892][T31766] path_mount+0x11ec/0x1d20 [ 616.313422][T31766] __se_sys_mount+0x24b/0x2f0 [ 616.318112][T31766] __x64_sys_mount+0x63/0x70 [ 616.322733][T31766] do_syscall_64+0x44/0xa0 [ 616.327139][T31766] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 616.333039][T31766] RIP: 0033:0x7fe1e0698f6a [ 616.337467][T31766] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 616.357257][T31766] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 616.365683][T31766] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 616.373720][T31766] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 616.381683][T31766] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 616.389723][T31766] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 616.397679][T31766] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:46 executing program 1: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x802405, &(0x7f0000000000)=ANY=[]) [ 616.423185][T31706] FAT-fs (loop3): bogus number of reserved sectors [ 616.429726][T31706] FAT-fs (loop3): Can't find a valid FAT filesystem [ 616.448069][T31745] loop0: detected capacity change from 0 to 264192 15:59:46 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2010, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:46 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 9) 15:59:46 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x7400, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:46 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 65) 15:59:46 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xff000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 616.531889][T31798] FAULT_INJECTION: forcing a failure. [ 616.531889][T31798] name failslab, interval 1, probability 0, space 0, times 0 [ 616.535747][T31804] loop0: detected capacity change from 0 to 264192 [ 616.544536][T31798] CPU: 1 PID: 31798 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 616.553752][T31799] loop4: detected capacity change from 0 to 58 [ 616.559767][T31798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 616.559783][T31798] Call Trace: [ 616.559790][T31798] dump_stack_lvl+0xd6/0x122 [ 616.571672][T31799] FAT-fs (loop4): bogus number of reserved sectors [ 616.575972][T31798] dump_stack+0x11/0x1b [ 616.575997][T31798] should_fail+0x23c/0x250 [ 616.579294][T31799] FAT-fs (loop4): Can't find a valid FAT filesystem [ 616.581367][T31807] FAULT_INJECTION: forcing a failure. [ 616.581367][T31807] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 616.583885][T31798] ? __list_lru_init+0x70/0x680 [ 616.623569][T31798] __should_failslab+0x81/0x90 [ 616.628410][T31798] should_failslab+0x5/0x20 [ 616.632948][T31798] __kmalloc+0x6f/0x350 [ 616.637099][T31798] __list_lru_init+0x70/0x680 [ 616.641775][T31798] alloc_super+0x4bf/0x520 [ 616.646319][T31798] ? mount_bdev+0x290/0x290 [ 616.650813][T31798] sget+0x1a5/0x400 [ 616.654662][T31798] ? test_bdev_super+0x30/0x30 [ 616.659417][T31798] mount_bdev+0xd3/0x290 [ 616.663653][T31798] ? vfat_mount+0x40/0x40 [ 616.668061][T31798] ? tsan.module_ctor+0x10/0x10 [ 616.672928][T31798] vfat_mount+0x2d/0x40 [ 616.677074][T31798] legacy_get_tree+0x70/0xc0 [ 616.681737][T31798] vfs_get_tree+0x4a/0x1a0 [ 616.686211][T31798] path_mount+0x11ec/0x1d20 [ 616.690721][T31798] __se_sys_mount+0x24b/0x2f0 [ 616.695387][T31798] __x64_sys_mount+0x63/0x70 [ 616.700007][T31798] do_syscall_64+0x44/0xa0 [ 616.704485][T31798] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 616.710369][T31798] RIP: 0033:0x7fe1e0698f6a [ 616.714769][T31798] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 616.734360][T31798] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 616.742757][T31798] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 616.750713][T31798] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 616.758674][T31798] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 616.766633][T31798] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 616.774591][T31798] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 616.782561][T31807] CPU: 0 PID: 31807 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 616.791354][T31807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 616.793903][T31797] loop3: detected capacity change from 0 to 16 [ 616.801535][T31807] Call Trace: [ 616.801546][T31807] dump_stack_lvl+0xd6/0x122 [ 616.810132][T31797] FAT-fs (loop3): bogus number of reserved sectors [ 616.810969][T31807] dump_stack+0x11/0x1b [ 616.810993][T31807] should_fail+0x23c/0x250 [ 616.815633][T31797] FAT-fs (loop3): Can't find a valid FAT filesystem [ 616.822088][T31807] should_fail_usercopy+0x16/0x20 [ 616.842423][T31807] strncpy_from_user+0x21/0x250 [ 616.847287][T31807] getname_flags+0xb8/0x3f0 [ 616.851839][T31807] getname+0x15/0x20 [ 616.855772][T31807] do_sys_openat2+0x6d/0x2b0 [ 616.860351][T31807] ? perf_trace_sys_exit+0x6e/0x180 [ 616.865541][T31807] __x64_sys_openat+0xef/0x110 [ 616.870303][T31807] do_syscall_64+0x44/0xa0 [ 616.874776][T31807] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 616.880736][T31807] RIP: 0033:0x7f528ee8e954 [ 616.885150][T31807] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 616.904949][T31807] RSP: 002b:00007f528cc51ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 616.913360][T31807] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528ee8e954 [ 616.921314][T31807] RDX: 0000000000000002 RSI: 00007f528cc52000 RDI: 00000000ffffff9c 15:59:47 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3d168c77, 0x3, &(0x7f00000002c0)=[{&(0x7f0000000000)="bdc2185e2c49450e3a3abd69690b524baa15a17b982b4cdf9c0af7795f615e71bcae99080b9834decaf1af111f55b1b682ee421ab19483471eafed8df8a9f0debe26590713dfc2b41d0297", 0x4b, 0x20}, {&(0x7f0000000080)="5324203043b3ea72c1ed682bd514023569dd0e14c3b50740eca92951cf3371e2303dd709b4abbbe16f523a56eded9ec16294e1a28f36c15340f83946d43357204e4dc22e1cada0e72a876940ef86453d26541fb0083a3b443966aee91b275ee7c461aee7724dcd1e8a6ab6410d25397e289192acef359ec29c8e9a48e88c1a9c89abba162265ff271758ccd11cde81ca297a04e4ab369869d72bf2a537690fc8ed0218b753c9fce4df6032354a00c9802021d48307870a4c6e87155f6375795aea", 0xc1, 0xfff}, {&(0x7f00000012c0)="1afa31c6b187df4249b37e9f4bd319b5476b1b193bebe71f551d6f2f9378c37809b415664a0b252c00e18169ac4362ff6b970367c2677f483a23620e282bd3be51688e483ab2e4f99931fa898bb134d0162b23da46cd9f29741479a27229045b1157dfce10799fbbd487b30608d7ccc3e67e0bd7d78f6599a6d9cd03515f7bd6be373a9d81efca239c5cd9ddd728143262ae27dcb25a7afcd33dd8a8bbcadbd891febcd6c89658078d1d8cbc5c903d898d03af89b83ef5cb359611cd95f7423627fa5537afce26349f94baadea043cc1ea766f714634e5d70e9ab5002c576f9b9dc068f9f29fbcc327c9098a20ce64c2a8dc789c84e2fab80a7b0d3d6ab5785bcbd77cbfc1759387f3560d765163a3e4a8d4254cef26ca4556910fab265565407eac212efc4198fe3fd8913e2e000f8e08ad114751f388cbb85081405dfc18604b285a1bc6eeb0c557755d1f789136260afc7e30c4d2de30d9363bf103ea129341d3dabde25266d4073f0528b3927fb511934621e8c20e2203f337a1940180bca2a4a564deea6f274dc4db6471c621ea6af61e005fd514eb54df10c44f98167c5e38c32a111c38881197f3dfe9a774042960312db9f9d42f1042c8489ecce277e07bf04e4a1ad3d76ec4ccd320d5f07b7cfb2dac58fd1ce962bb415a94148ba501d9fcb4af6c89048716d4f14466be1e84b9e8c6e1b6006baa9a16d6a9aa381a03b601b11bad738d65f9b1abff074313a4b364965b4b214e9d15bb0c9d69bb6fb5c5b2a71619a1cf2901c8a814fe8158e6b51630f6ea44b1b692a18e230e6042c452aedac772155c4ebfd78c8ccc832ebfae9ed375b0c389c9ec53c4c73b5c51203bc230b7a31527e458d687c41da05afe5ced15a9c972bbf1766e98a1770a886a27fa912c0def0e04845de4e5f601ec53a50c67cc5d33aa4bafd3048f44857353f93f58b243ceae1d4e699b7584682ca882120af7b145ad9c8a396609ed02855c082f42a758b5a8b7c449d11f6a8fc8f5eb52c7deb0b47ab13bc81d329bacaeb3b699af9c2221b9453b981882a947ee5428b5af0f29695d4260be90bb203e501c408fb05c39bd8e8837577367e634c61db33fb9f01178a92376c646a2413d6a0dfaeb1365827fc0e357c3a511da2aa6e52437f9dbfcf1af69df01f5ff84991f194eae08cfb3ad6b7ac01cc25c87d1091e3cef33bcc22b1fd85bfc414105274f053c6d60480938b7dfd763a5276a1f05264687b25682e96bb9f403fddd2a5e1f071f8bea5641c8b19482b59c99b00613367b6e4b84b5d9a75e86c5bae0fd564c15adc1d2557c238b1fa9cf4c95c66b8f6fd229042b9074a8e4593f6d868817a900823ff45c5d854ceca2b2edf888a31419a32a1704b67ab99cee65ddd2a026326d9a5031b24ed8013f8ca039e4548617a5d1b7f884b00e759955ffe8b09826a5271852c7cb47b17af4363fa7372f2468b04e6e48aa3069cdd1507ff53f495d14420e028ad4c3e8e76df04ae61c92bdba663ba74311826be27b24b258ba9d7f2c7fe1d9e666650079c53ed0465bbda21ed8011490bfd01e58069197c56d94a2d5bf1fed0be02f4f90188907fc488518cc0369d3c9ab6a58d6cc9be4010ee3d9d5cad9ed9ecbf752126d829c17fb5e8344d41e5082d49bf37f433610d8abf9f2ca66e55536be9a12286736135286642b16fab38137831906ec78736d9787f2188bca3202e1a840b85800bbe0048a26e21506ed98e8bece1977c35a3a536503110d3b13345725f3c57f3ef9d24bd4d38c7ad879021c8fe5f823b11391307e69c7da1330a328b13dc61cc302f1756c18c5ce2739224a7811f44e042d9c48953ab58171e09016a160d921911a229e60cf1253ff95d5e03a883e9a23360e7d82c9417171ffeb4366323bb11d143c3501028bd4543590e810cfc243d983ce8c669a0dbf5f68b271c97d5fa68f5d05feaca15bbf89ffd8dd1c59d87307ded0a93e86f026c7ee7d384c2b2a3b2d8f41f5db3889befa01d2c99abda6bcf16e779c9c957d9c928326203582066d3f5ff96c607c031006561912f9e9b9ea8464785557aeb331526813ca40bbd0e6c4db189501a7f73ed252e4596391ac724c03b8bd2ee945e93591d8ef2a8680aefa79f7d3046b164889aa5fb90cfe9b240504b3b3482a1fa228994b5899b27018cc815f27f7e9f937ac3aea55faaffa4384037078fd84c2c651672e7fa8fe5de0f0b71b95d1384ece249cf794cc1c1a750ff7f7f43e87027fee4fc6882f128a7e26c46ff3d108e0e74228f76ff474a8d4071dfcedce27a8b3eca7fd5c30c24ab679192b06bb8b02be0dcdb15da1324b30f70e5345470ab69dcd8b89ada10541466452c5ed3cfc4056626e328ebbb80da660e0e7fc925b6509a0d3e8392e9b366bfac1b4d35a3fb3569ea713e6f054da0dffd62567010251c330f461f941497ad2748b60c1da707ab79b2632bf3499919d81a8dc2678db7dc117bff0b050b5a319f4e91bb41cb22d1a078514ac8a1d06c3e40b52a3cdf7357d2ddfe01d531f26025a1856391774411975a9d0ce719f9fe88b3918e7190f75c369af1b9295b207fbfe6507fb9edf99c8b3e950ec4ec275213b2b0a8098e2468ae159f31c88919b586ee243cbc7cb02daf8f06b566d27353c91b7f4ed5d99e3f1cd6c9133c252a06bd7f992690693f6cfec0ff2756d24104ee41662c141710c739e9ee452bd7b54dd4a19adb314595db532a36cc336e09f657c73cf47b67e6db1564db298c1f7692bba9d15e9fe1e2fb93f31bcf808f0de0fefc94e1b6d67fe13be5018dd6450fa696b04d4d1095dc2dac208d17e531abc82b144349f47ca9642a5185f7eeb5fd5bf2dc39db85f029978c3ea888a6df77295876c85b7499a4fc09e2ea5492e918b4623de78b21fd1083cd346f1da070d0aaa66d26daee7cba594816974118a428663c4a3ce198f104e47154e087f24412454feb62336e4e4c9ce5a8cd97b73ce71709a33ff0febaf2ad0344012001b23b5a15d22958bf6e76d2a7344480508de3f01bdf1dfebd756d08f2bb8c18be2bd96256f487190edc95947371b8e9b74cb050106ffab33fa8f3f310f9632b06ed7f163d5420eec3b16d84c05f92c9bd5c05ec629ec66a0509766b0da4ebca70d69cc7049b78ae311a6d11c613c8eecba53a758281bcf0aa66f260ce16faeba10b080f278be491cdcbffa90664bb67383946020d47631719b8821f9b1d8a71a36f80635a015bf2f13c40c3a4bac23b625a4636c573c3fdff6fdf0ed67b115969d099e8a1c49457ab4719538303440332382df7e35c793481e628241bab329a8ab1ce0080ca1ca47f40cd2660606ff5834c85a193d196a3fe912ffd1536e3863987a92567becd6cd06212c58af155d651f41260fb9b35bad003801c3d44413baa4a8c7cb3bd5d8f8fb4c193a3e464b573eeab8948a7743107087910d318707dc5ee9ec412d118044164119208a03b3bb410a305f46180ed6b73df1d13d714f99c30bfdef7e1dd9c33a3388341c6b817efaadd5a36adc2091770876bd2c54b2fb10cba18b6e8bdd107bb3e3c5aac5c26b35648dcb0c26725e7639752d34d21bec5423f9dd93a4bee8f0083a774664706811a024c1d2b5febd4d437e4c6c08a42ca704b35335a558ac47f510af3e7f8e79e69872098ef11b4ed7774b574002b2934ddf0491c36a66db13b5a428591932140880db0dcba9592a4a8e8496518f906d50a65de285c2d1b4da38d29d00f9b867f423c0b534f39ef69f0e5d009fa1ef657229ec8ce227624378a6cc832d48569dfd2b0c8b6e0aef680949942f8946c56f99633fb64baeae28f43956ec990a037babcf5a86742d206cf440114e619d03cedef7ab8d82dca405bd2568651586765878030dbae15d09b11a0ac3b4ecdef7643c90d344ecdb6c0e5ad14faed8bbef26c716cda88a1abed7a0bae5f35cdd75304326c8630d1a12ad754f867a26606ee5acb2ea22c9fa450f7f56b914c6030b7ed2dd116d785d9910641e60e088faf45f7f4e5ddc6e04affe1c6d01f11eec3a9e29668bebc8d80ef70ed107b2a3f6763627ae00d908f4dc026334ae55000133690d0eb57c228ad96dee56c9d0427446b611b313b41fc5a2c8b1ca253a4f158f567093aeddff796d536734468e34dfd412e752a822a5fbe7863756f102bade33182d3952e475dcaf9b35889ffa38f47c7dd0b6ee973af40baa5bd26e9bf53d25d5724bfb278d2199c163bf02230f04066541dd8aa53dbee83ca928401b013fce4890b95604fe334502fa3836354ff4255dbc2febdc95ecde8135e0974d10b357fab90b5ed418badb6ff60f98b73a74860e7c1cf0caeb6620c3ec76fa32f0a9a26840a3be7f43088ad5804782052ba7817b4999ee1018dadc8c343bf6052a21d9cb674b152ab2ff33abb6e0586f02b73297113a36843183ff3b85b3e2ca5a218b947ec7ddcc0b9dacf4b9706a450a31d08831214827b06da235d8e7a1eebbc406495a7772e9bdc27964b9dd8f75efe39d3cce1ac845cbb28c8790e77221f1ece46b8dbb5082364a23419f696afa8296ebfec287639c73fa72002ac6f5f0a195d6023fa26ac8cf0d910ba3133a63bfb5f359c911419a35eb2138625224754dfc91e88ca321024b0941168500c63e460dcb3d537f225f4e9263ce49c0a7cf988eab700c6a58e016ecd8788c385c431d6a3acc28da7753152a083c0cfadd76aee50208eb2021adf053cb364962ce7235fd6483c64954d88a07bc77b477abbe95feec6d56b5a848e26888b5472462bd1bf8c964e62623b5e597f38f882b119c96ca1b3fb124e8abd3b7fd259cf3988f7d4444548ec3d65d22c4b172f8c5ee3c231b9e48e5cb31ac46104d2b2fcd46213c18a1754e09768e57bfb39851f47cb9dc7acf6514dc11d617d265307e061d9ad0f2c5ec6069bdb3b7e4a02343d3d3780838120e899cf452f33ccab575717c06a3b54af6c7e16a1c92f547e021336aabf76d92f2d33765a8ce7c79551837640bc8f51ee55efc24c6fe3390786c7602801c7a26f977a563973bfe2d9856e8bbdfc3150b7b26fa0293d42196334bfbd451804240ac1723010474aeeb6bfb0f1ded7ab44a43e675c55f6cd990755f8a7ecfb20446f43d1c4e520ccf09b7afeaadfab2ba5ca99d42923e34c0e9be96df72727073f3836f44fa3c6fc007e99e20e34b101dd9975ba2eed411f37bea9b962588391fad84f84c431a65ad9931ba7aca1ae4a497e7e2d3dc4986239d826725d2714216e408c06334288e8a6b6a79a9647f710e12e0a04b614359160eeae361d178bc5b8644b33d36c85163d95a94ad19dda9d8c1432fd1c4a4bf9671a39d175f38cbaafea46d39cb28de0c5a01beb0a9598e94aa610d9b7c305b5b040a3d8a5856f8ac60aba0af7f5b10217530e2d77085160878e980da41d691aeff585f4cd95d759a174b1d91c2d2a0662c3947855e9407749c09be59bd36ef95e74ebd20856be90c9dd7e707781168aeef157525c9c4dd7e4199745f7c9ce56f9d527857b946895d2a6913f622a82a0d3976f7f2228fddab3f1b5de698106677fd14e37c9791311225c5b77d50de27dd2ac44c6a085b869ea373ce4c25cd2122244ea965385f19d012ee9d8a1cbeb10fd9e5a7c9e2ed6a0c7bca2ee41819c0811af4968a46fa4a8c4ec30589f634fa573baade7bf14ebc00b015078a9a598c03d6d21f83e93cf94721a60f617d0ab50dc2a170e4389c506d1f4caee3c722e792a4abf53b6a85d45dfabf3e1f729302c08b82b54f79be281702867400000000", 0x1009, 0x8}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB="8471cc44a3d20c3a7ddc3500b752894fca3abb1d0df63f5eeb0cbf52e3"]) [ 616.929269][T31807] RBP: 00007f528cc52000 R08: 0000000000000000 R09: ffffffffffffffff [ 616.937225][T31807] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 616.945212][T31807] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 616.962314][T31804] loop0: detected capacity change from 0 to 264192 [ 616.980727][T31799] loop4: detected capacity change from 0 to 58 [ 616.988299][T31797] loop3: detected capacity change from 0 to 16 [ 616.988705][T31799] FAT-fs (loop4): bogus number of reserved sectors [ 617.000993][T31799] FAT-fs (loop4): Can't find a valid FAT filesystem [ 617.010851][T31832] loop1: detected capacity change from 0 to 264192 [ 617.017091][T31797] FAT-fs (loop3): bogus number of reserved sectors [ 617.024010][T31797] FAT-fs (loop3): Can't find a valid FAT filesystem 15:59:47 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 66) 15:59:47 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)=ANY=[@ANYBLOB='sys_iutable,\x00']) open(0xffffffffffffffff, 0x78000, 0x10) mount(&(0x7f0000000040)=ANY=[@ANYBLOB='/dev/md \x00'], &(0x7f0000000080)='./bus/file0\x00', &(0x7f00000000c0)='anon_inodefs\x00', 0x20000, &(0x7f0000000100)='@\x00') [ 617.032688][T31832] FAT-fs (loop1): Unrecognized mount option "„qĚDŁŇ :}Ü5" or missing value [ 617.090511][T31841] FAULT_INJECTION: forcing a failure. [ 617.090511][T31841] name failslab, interval 1, probability 0, space 0, times 0 [ 617.103201][T31841] CPU: 0 PID: 31841 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 617.112003][T31841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 617.122056][T31841] Call Trace: [ 617.125326][T31841] dump_stack_lvl+0xd6/0x122 [ 617.129953][T31841] dump_stack+0x11/0x1b [ 617.134326][T31841] should_fail+0x23c/0x250 [ 617.138755][T31841] __should_failslab+0x81/0x90 [ 617.143587][T31841] should_failslab+0x5/0x20 [ 617.148138][T31841] kmem_cache_alloc_node_trace+0x61/0x2e0 [ 617.153875][T31841] ? __kmalloc_node+0x30/0x40 [ 617.158555][T31841] __kmalloc_node+0x30/0x40 [ 617.163130][T31841] kvmalloc_node+0x81/0x110 [ 617.167725][T31841] __list_lru_init+0x2d7/0x680 [ 617.172517][T31841] alloc_super+0x4bf/0x520 [ 617.177177][T31841] ? mount_bdev+0x290/0x290 [ 617.181687][T31841] sget+0x1a5/0x400 [ 617.185510][T31841] ? test_bdev_super+0x30/0x30 [ 617.190401][T31841] mount_bdev+0xd3/0x290 [ 617.194652][T31841] ? vfat_mount+0x40/0x40 [ 617.198985][T31841] ? tsan.module_ctor+0x10/0x10 [ 617.203910][T31841] vfat_mount+0x2d/0x40 [ 617.208078][T31841] legacy_get_tree+0x70/0xc0 [ 617.212692][T31841] vfs_get_tree+0x4a/0x1a0 [ 617.217121][T31841] path_mount+0x11ec/0x1d20 [ 617.221637][T31841] __se_sys_mount+0x24b/0x2f0 [ 617.226379][T31841] __x64_sys_mount+0x63/0x70 [ 617.231032][T31841] do_syscall_64+0x44/0xa0 [ 617.235472][T31841] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 617.241385][T31841] RIP: 0033:0x7fe1e0698f6a [ 617.245804][T31841] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 617.265522][T31841] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 617.273950][T31841] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 617.281927][T31841] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 15:59:47 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2200, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:47 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xff0f0000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:47 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x7a00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:47 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@sys_immutable}]}) chdir(&(0x7f0000000000)='./bus\x00') mkdir(&(0x7f0000000040)='./bus\x00', 0x0) [ 617.289937][T31841] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 617.297917][T31841] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 617.305895][T31841] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 15:59:47 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 67) [ 617.360988][T31855] loop4: detected capacity change from 0 to 61 [ 617.370696][T31854] loop0: detected capacity change from 0 to 264192 [ 617.380275][T31859] loop3: detected capacity change from 0 to 17 [ 617.382496][T31866] FAULT_INJECTION: forcing a failure. [ 617.382496][T31866] name failslab, interval 1, probability 0, space 0, times 0 [ 617.399208][T31866] CPU: 1 PID: 31866 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 617.407978][T31866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 617.418028][T31866] Call Trace: [ 617.421327][T31866] dump_stack_lvl+0xd6/0x122 [ 617.425908][T31866] dump_stack+0x11/0x1b [ 617.430132][T31866] should_fail+0x23c/0x250 [ 617.434534][T31866] __should_failslab+0x81/0x90 [ 617.439316][T31866] ? fat_fill_super+0x88/0x2b10 [ 617.444149][T31866] should_failslab+0x5/0x20 [ 617.448638][T31866] kmem_cache_alloc_trace+0x52/0x320 [ 617.453907][T31866] ? vfat_fill_super+0x40/0x40 [ 617.458657][T31866] fat_fill_super+0x88/0x2b10 [ 617.463317][T31866] ? pointer+0x5aa/0x830 [ 617.467574][T31866] ? format_decode+0x60b/0x8a0 [ 617.472408][T31866] ? vsnprintf+0xe8f/0xed0 [ 617.476951][T31866] ? snprintf+0x83/0xb0 [ 617.481099][T31866] ? set_blocksize+0x197/0x270 [ 617.485856][T31866] vfat_fill_super+0x2c/0x40 [ 617.490430][T31866] mount_bdev+0x1e8/0x290 [ 617.494760][T31866] ? vfat_mount+0x40/0x40 [ 617.499072][T31866] ? tsan.module_ctor+0x10/0x10 [ 617.503952][T31866] vfat_mount+0x2d/0x40 [ 617.508090][T31866] legacy_get_tree+0x70/0xc0 [ 617.512670][T31866] vfs_get_tree+0x4a/0x1a0 [ 617.517079][T31866] path_mount+0x11ec/0x1d20 [ 617.521620][T31866] __se_sys_mount+0x24b/0x2f0 [ 617.526299][T31866] __x64_sys_mount+0x63/0x70 [ 617.530874][T31866] do_syscall_64+0x44/0xa0 [ 617.535348][T31866] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 617.541229][T31866] RIP: 0033:0x7fe1e0698f6a [ 617.545629][T31866] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 617.565218][T31866] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 617.573612][T31866] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 617.581576][T31866] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 617.589534][T31866] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 617.597500][T31866] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 15:59:47 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 10) [ 617.605520][T31866] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 617.656239][T31859] FAT-fs (loop3): bogus number of reserved sectors [ 617.662821][T31859] FAT-fs (loop3): Can't find a valid FAT filesystem [ 617.672145][T31867] FAT-fs (loop1): bogus number of reserved sectors [ 617.678714][T31867] FAT-fs (loop1): Can't find a valid FAT filesystem [ 617.702122][T31882] FAULT_INJECTION: forcing a failure. [ 617.702122][T31882] name failslab, interval 1, probability 0, space 0, times 0 [ 617.707296][T31855] FAT-fs (loop4): bogus number of reserved sectors [ 617.714758][T31882] CPU: 1 PID: 31882 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 617.721242][T31855] FAT-fs (loop4): Can't find a valid FAT filesystem [ 617.736695][T31882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 617.746827][T31882] Call Trace: [ 617.750090][T31882] dump_stack_lvl+0xd6/0x122 [ 617.754692][T31882] dump_stack+0x11/0x1b [ 617.758833][T31882] should_fail+0x23c/0x250 [ 617.763234][T31882] ? __alloc_file+0x2e/0x1a0 [ 617.767815][T31882] __should_failslab+0x81/0x90 [ 617.772565][T31882] should_failslab+0x5/0x20 [ 617.777159][T31882] kmem_cache_alloc+0x4f/0x300 [ 617.781921][T31882] __alloc_file+0x2e/0x1a0 [ 617.786380][T31882] alloc_empty_file+0xcd/0x1c0 [ 617.791207][T31882] path_openat+0x6a/0x1ec0 [ 617.795632][T31882] ? avc_has_perm_noaudit+0x1c0/0x270 [ 617.800993][T31882] ? avc_has_perm+0x70/0x160 [ 617.805564][T31882] ? avc_has_perm+0xd5/0x160 [ 617.810149][T31882] do_filp_open+0x105/0x220 [ 617.814714][T31882] do_sys_openat2+0xb5/0x2b0 [ 617.819289][T31882] ? perf_trace_sys_exit+0x6e/0x180 [ 617.824476][T31882] __x64_sys_openat+0xef/0x110 [ 617.829247][T31882] do_syscall_64+0x44/0xa0 [ 617.833711][T31882] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 617.839592][T31882] RIP: 0033:0x7f528ee8e954 [ 617.844005][T31882] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 617.863674][T31882] RSP: 002b:00007f528cc51ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 617.872066][T31882] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528ee8e954 [ 617.880035][T31882] RDX: 0000000000000002 RSI: 00007f528cc52000 RDI: 00000000ffffff9c [ 617.887998][T31882] RBP: 00007f528cc52000 R08: 0000000000000000 R09: ffffffffffffffff [ 617.895949][T31882] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 15:59:48 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 68) [ 617.903964][T31882] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 617.925016][T31859] loop3: detected capacity change from 0 to 17 [ 617.938984][T31859] FAT-fs (loop3): bogus number of reserved sectors [ 617.941213][T31855] loop4: detected capacity change from 0 to 61 15:59:48 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfffdffff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 617.945537][T31859] FAT-fs (loop3): Can't find a valid FAT filesystem [ 617.968200][T31894] FAULT_INJECTION: forcing a failure. [ 617.968200][T31894] name failslab, interval 1, probability 0, space 0, times 0 [ 617.980856][T31894] CPU: 0 PID: 31894 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 617.989630][T31894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 617.999680][T31894] Call Trace: [ 618.002955][T31894] dump_stack_lvl+0xd6/0x122 [ 618.007554][T31894] dump_stack+0x11/0x1b [ 618.011712][T31894] should_fail+0x23c/0x250 [ 618.016145][T31894] ? mempool_alloc_slab+0x16/0x20 [ 618.021182][T31894] __should_failslab+0x81/0x90 [ 618.025956][T31894] should_failslab+0x5/0x20 [ 618.030532][T31894] kmem_cache_alloc+0x4f/0x300 [ 618.035300][T31894] mempool_alloc_slab+0x16/0x20 [ 618.040153][T31894] ? mempool_free+0x130/0x130 [ 618.044831][T31894] mempool_alloc+0x9d/0x310 [ 618.049327][T31894] bio_alloc_bioset+0xcc/0x530 [ 618.054087][T31894] submit_bh_wbc+0x130/0x330 [ 618.058753][T31894] __bread_gfp+0x110/0x220 [ 618.063218][T31894] fat_fill_super+0xece/0x2b10 [ 618.068018][T31894] vfat_fill_super+0x2c/0x40 [ 618.072592][T31894] mount_bdev+0x1e8/0x290 [ 618.076945][T31894] ? vfat_mount+0x40/0x40 [ 618.081267][T31894] ? tsan.module_ctor+0x10/0x10 [ 618.086099][T31894] vfat_mount+0x2d/0x40 [ 618.090306][T31894] legacy_get_tree+0x70/0xc0 [ 618.094892][T31894] vfs_get_tree+0x4a/0x1a0 [ 618.099341][T31894] path_mount+0x11ec/0x1d20 [ 618.103829][T31894] __se_sys_mount+0x24b/0x2f0 [ 618.108570][T31894] __x64_sys_mount+0x63/0x70 [ 618.113143][T31894] do_syscall_64+0x44/0xa0 [ 618.117592][T31894] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 618.123524][T31894] RIP: 0033:0x7fe1e0698f6a [ 618.127921][T31894] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 618.147596][T31894] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 618.155988][T31894] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 618.163941][T31894] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 618.171896][T31894] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 618.179848][T31894] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 618.187874][T31894] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 618.199042][T31855] FAT-fs (loop4): bogus number of reserved sectors 15:59:48 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2500, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:48 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 1) 15:59:48 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 11) [ 618.205877][T31855] FAT-fs (loop4): Can't find a valid FAT filesystem [ 618.208911][T31900] loop0: detected capacity change from 0 to 264192 [ 618.219301][T31894] FAT-fs (loop5): bogus number of reserved sectors [ 618.225834][T31894] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 618.234993][T31894] FAT-fs (loop5): Can't find a valid FAT filesystem 15:59:48 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x8503, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 618.301367][T31911] loop3: detected capacity change from 0 to 18 [ 618.301621][T31914] FAULT_INJECTION: forcing a failure. [ 618.301621][T31914] name failslab, interval 1, probability 0, space 0, times 0 [ 618.320171][T31914] CPU: 0 PID: 31914 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 618.328978][T31914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 618.339054][T31914] Call Trace: [ 618.342324][T31914] dump_stack_lvl+0xd6/0x122 [ 618.346914][T31914] dump_stack+0x11/0x1b [ 618.351110][T31914] should_fail+0x23c/0x250 [ 618.355528][T31914] ? __se_sys_memfd_create+0xfb/0x390 [ 618.360887][T31914] __should_failslab+0x81/0x90 [ 618.366074][T31914] should_failslab+0x5/0x20 [ 618.370562][T31914] __kmalloc+0x6f/0x350 [ 618.374699][T31914] ? strnlen_user+0x137/0x1c0 [ 618.379362][T31914] __se_sys_memfd_create+0xfb/0x390 [ 618.384544][T31914] __x64_sys_memfd_create+0x2d/0x40 [ 618.389803][T31914] do_syscall_64+0x44/0xa0 [ 618.394207][T31914] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 618.400159][T31914] RIP: 0033:0x7fe50967fa39 [ 618.404554][T31914] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 618.424146][T31914] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 618.432539][T31914] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967fa39 [ 618.440561][T31914] RDX: 00007fe5073f6000 RSI: 0000000000000000 RDI: 00007fe5096d8dfb 15:59:48 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfffffdf9, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:48 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) (fail_nth: 69) [ 618.448546][T31914] RBP: 0000000000000000 R08: 00007fe5073f5ff8 R09: ffffffffffffffff [ 618.456498][T31914] R10: 00007fe5073f5ffc R11: 0000000000000246 R12: 0000000020000240 [ 618.464570][T31914] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000000 [ 618.488944][T31922] FAULT_INJECTION: forcing a failure. [ 618.488944][T31922] name failslab, interval 1, probability 0, space 0, times 0 15:59:48 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 2) [ 618.501639][T31922] CPU: 1 PID: 31922 Comm: syz-executor.5 Not tainted 5.15.0-rc5-syzkaller #0 [ 618.510403][T31922] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 618.520482][T31922] Call Trace: [ 618.523762][T31922] dump_stack_lvl+0xd6/0x122 [ 618.528373][T31922] dump_stack+0x11/0x1b [ 618.532630][T31922] should_fail+0x23c/0x250 [ 618.537056][T31922] ? mempool_alloc_slab+0x16/0x20 [ 618.542084][T31922] __should_failslab+0x81/0x90 [ 618.546872][T31922] should_failslab+0x5/0x20 [ 618.551429][T31922] kmem_cache_alloc+0x4f/0x300 [ 618.556203][T31922] mempool_alloc_slab+0x16/0x20 [ 618.561060][T31922] ? mempool_free+0x130/0x130 [ 618.565742][T31922] mempool_alloc+0x9d/0x310 [ 618.570251][T31922] bio_alloc_bioset+0xcc/0x530 [ 618.572467][T31933] FAULT_INJECTION: forcing a failure. [ 618.572467][T31933] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 618.575031][T31922] submit_bh_wbc+0x130/0x330 [ 618.575060][T31922] __bread_gfp+0x110/0x220 [ 618.597048][T31922] fat_fill_super+0xece/0x2b10 [ 618.601806][T31922] vfat_fill_super+0x2c/0x40 [ 618.606387][T31922] mount_bdev+0x1e8/0x290 [ 618.610712][T31922] ? vfat_mount+0x40/0x40 [ 618.615026][T31922] ? tsan.module_ctor+0x10/0x10 [ 618.619924][T31922] vfat_mount+0x2d/0x40 [ 618.624070][T31922] legacy_get_tree+0x70/0xc0 [ 618.628657][T31922] vfs_get_tree+0x4a/0x1a0 [ 618.633091][T31922] path_mount+0x11ec/0x1d20 [ 618.637629][T31922] __se_sys_mount+0x24b/0x2f0 [ 618.642294][T31922] __x64_sys_mount+0x63/0x70 [ 618.646872][T31922] do_syscall_64+0x44/0xa0 [ 618.651337][T31922] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 618.657257][T31922] RIP: 0033:0x7fe1e0698f6a [ 618.661670][T31922] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 618.681274][T31922] RSP: 002b:00007fe1de40dfa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 618.689668][T31922] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe1e0698f6a [ 618.697642][T31922] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe1de40e000 [ 618.705601][T31922] RBP: 00007fe1de40e040 R08: 00007fe1de40e040 R09: 0000000020000240 [ 618.713565][T31922] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 618.721548][T31922] R13: 0000000020000280 R14: 00007fe1de40e000 R15: 0000000020002800 [ 618.729519][T31933] CPU: 0 PID: 31933 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 618.731438][T31923] loop0: detected capacity change from 0 to 264192 [ 618.738407][T31933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 618.738420][T31933] Call Trace: [ 618.738428][T31933] dump_stack_lvl+0xd6/0x122 [ 618.738452][T31933] dump_stack+0x11/0x1b [ 618.746571][T31924] FAULT_INJECTION: forcing a failure. [ 618.746571][T31924] name failslab, interval 1, probability 0, space 0, times 0 [ 618.755016][T31933] should_fail+0x23c/0x250 [ 618.755042][T31933] should_fail_usercopy+0x16/0x20 [ 618.755060][T31933] _copy_from_user+0x1c/0xd0 [ 618.793826][T31933] __se_sys_memfd_create+0x137/0x390 [ 618.799098][T31933] __x64_sys_memfd_create+0x2d/0x40 [ 618.804358][T31933] do_syscall_64+0x44/0xa0 [ 618.808765][T31933] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 618.814657][T31933] RIP: 0033:0x7fe50967fa39 [ 618.819059][T31933] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 618.838674][T31933] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 618.847072][T31933] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967fa39 [ 618.855029][T31933] RDX: 00007fe5073f6000 RSI: 0000000000000000 RDI: 00007fe5096d8dfb [ 618.863040][T31933] RBP: 0000000000000000 R08: 00007fe5073f5ff8 R09: ffffffffffffffff [ 618.871004][T31933] R10: 00007fe5073f5ffc R11: 0000000000000246 R12: 0000000020000240 [ 618.878982][T31933] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000000 [ 618.886973][T31924] CPU: 1 PID: 31924 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 618.895739][T31924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 618.905794][T31924] Call Trace: [ 618.909078][T31924] dump_stack_lvl+0xd6/0x122 [ 618.913707][T31924] dump_stack+0x11/0x1b [ 618.917861][T31924] should_fail+0x23c/0x250 [ 618.922353][T31924] ? security_file_alloc+0x30/0x190 [ 618.923287][T31922] FAT-fs (loop5): bogus number of reserved sectors [ 618.927548][T31924] __should_failslab+0x81/0x90 [ 618.927573][T31924] should_failslab+0x5/0x20 [ 618.934507][T31922] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 15:59:49 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 3) [ 618.939149][T31924] kmem_cache_alloc+0x4f/0x300 [ 618.943700][T31922] FAT-fs (loop5): Can't find a valid FAT filesystem [ 618.952743][T31924] security_file_alloc+0x30/0x190 [ 618.967133][T31911] FAT-fs (loop3): bogus number of reserved sectors [ 618.969103][T31924] __alloc_file+0x83/0x1a0 [ 618.969132][T31924] alloc_empty_file+0xcd/0x1c0 [ 618.975650][T31911] FAT-fs (loop3): Can't find a valid FAT filesystem [ 618.980016][T31924] path_openat+0x6a/0x1ec0 [ 618.989673][T31937] loop4: detected capacity change from 0 to 66 [ 618.991331][T31924] ? avc_has_perm_noaudit+0x1c0/0x270 [ 618.991357][T31924] ? avc_has_perm+0x70/0x160 [ 619.011911][T31924] ? avc_has_perm+0xd5/0x160 [ 619.016503][T31924] do_filp_open+0x105/0x220 [ 619.021021][T31924] do_sys_openat2+0xb5/0x2b0 [ 619.025623][T31924] ? perf_trace_sys_exit+0x6e/0x180 [ 619.030820][T31924] __x64_sys_openat+0xef/0x110 [ 619.035585][T31924] do_syscall_64+0x44/0xa0 [ 619.040019][T31924] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 619.045969][T31924] RIP: 0033:0x7f528ee8e954 [ 619.050372][T31924] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 619.070052][T31924] RSP: 002b:00007f528cc51ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 619.078557][T31924] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528ee8e954 [ 619.086589][T31924] RDX: 0000000000000002 RSI: 00007f528cc52000 RDI: 00000000ffffff9c [ 619.094546][T31924] RBP: 00007f528cc52000 R08: 0000000000000000 R09: ffffffffffffffff 15:59:49 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfffffdfd, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 619.102520][T31924] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 619.110476][T31924] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 619.137629][T31944] FAULT_INJECTION: forcing a failure. [ 619.137629][T31944] name failslab, interval 1, probability 0, space 0, times 0 15:59:49 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 12) [ 619.150280][T31944] CPU: 1 PID: 31944 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 619.159047][T31944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 619.169111][T31944] Call Trace: [ 619.172391][T31944] dump_stack_lvl+0xd6/0x122 [ 619.177043][T31944] dump_stack+0x11/0x1b [ 619.181210][T31944] should_fail+0x23c/0x250 [ 619.185687][T31944] ? shmem_alloc_inode+0x22/0x30 [ 619.190639][T31944] __should_failslab+0x81/0x90 [ 619.195412][T31944] ? shmem_match+0xa0/0xa0 [ 619.199841][T31944] should_failslab+0x5/0x20 [ 619.204355][T31944] kmem_cache_alloc+0x4f/0x300 [ 619.209150][T31944] ? shmem_match+0xa0/0xa0 [ 619.213575][T31944] shmem_alloc_inode+0x22/0x30 [ 619.218373][T31944] new_inode_pseudo+0x38/0x1c0 [ 619.223149][T31944] new_inode+0x21/0x120 [ 619.227384][T31944] shmem_get_inode+0xb7/0x4a0 [ 619.232151][T31944] __shmem_file_setup+0xf1/0x1d0 [ 619.237162][T31944] shmem_file_setup+0x37/0x40 [ 619.241849][T31944] __se_sys_memfd_create+0x1eb/0x390 [ 619.247146][T31944] __x64_sys_memfd_create+0x2d/0x40 [ 619.252363][T31944] do_syscall_64+0x44/0xa0 [ 619.256877][T31944] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 619.262795][T31944] RIP: 0033:0x7fe50967fa39 [ 619.267311][T31944] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 619.287099][T31944] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 619.295596][T31944] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967fa39 [ 619.303577][T31944] RDX: 00007fe5073f6000 RSI: 0000000000000000 RDI: 00007fe5096d8dfb [ 619.311628][T31944] RBP: 0000000000000000 R08: 00007fe5073f5ff8 R09: ffffffffffffffff [ 619.319603][T31944] R10: 00007fe5073f5ffc R11: 0000000000000246 R12: 0000000020000240 [ 619.327653][T31944] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000000 [ 619.343467][T31951] FAULT_INJECTION: forcing a failure. [ 619.343467][T31951] name failslab, interval 1, probability 0, space 0, times 0 [ 619.354776][T31947] loop0: detected capacity change from 0 to 264192 [ 619.356191][T31951] CPU: 1 PID: 31951 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 619.371666][T31951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 619.381729][T31951] Call Trace: [ 619.385010][T31951] dump_stack_lvl+0xd6/0x122 [ 619.389604][T31951] dump_stack+0x11/0x1b [ 619.393767][T31951] should_fail+0x23c/0x250 [ 619.398191][T31951] ? kzalloc+0x16/0x20 [ 619.402275][T31951] __should_failslab+0x81/0x90 [ 619.407095][T31951] should_failslab+0x5/0x20 [ 619.411702][T31951] __kmalloc+0x6f/0x350 [ 619.415857][T31951] ? _atomic_dec_and_lock+0x60/0xd0 [ 619.421109][T31951] kzalloc+0x16/0x20 [ 619.425052][T31951] alloc_workqueue+0x12f/0xad0 [ 619.429810][T31951] ? disk_unblock_events+0x35/0x40 [ 619.434954][T31951] ? bd_prepare_to_claim+0x1e6/0x270 [ 619.440253][T31951] ? loop_attr_do_show_dio+0x70/0x70 [ 619.445622][T31951] ? loop_set_status_from_info+0x35e/0x3a0 [ 619.451506][T31951] loop_configure+0x681/0xeb0 [ 619.456258][T31951] lo_ioctl+0x618/0x13e0 [ 619.460515][T31951] ? path_openat+0x18d4/0x1ec0 [ 619.465282][T31951] ? blkdev_common_ioctl+0x438/0x1110 [ 619.470684][T31951] ? selinux_file_ioctl+0x981/0xa10 [ 619.475868][T31951] ? lo_release+0x120/0x120 [ 619.480358][T31951] blkdev_ioctl+0x1d0/0x3f0 [ 619.484849][T31951] block_ioctl+0x6e/0x80 [ 619.489084][T31951] ? blkdev_iopoll+0x80/0x80 [ 619.493787][T31951] __se_sys_ioctl+0xcb/0x140 [ 619.498364][T31951] __x64_sys_ioctl+0x3f/0x50 [ 619.503000][T31951] do_syscall_64+0x44/0xa0 [ 619.507402][T31951] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 619.513312][T31951] RIP: 0033:0x7f528eedb7f7 [ 619.517772][T31951] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 619.537434][T31951] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 619.545827][T31951] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 15:59:49 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 15:59:49 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2694, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 619.553782][T31951] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 619.561799][T31951] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 619.569755][T31951] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 619.577748][T31951] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 619.597219][T31937] FAT-fs (loop4): bogus number of reserved sectors [ 619.603778][T31937] FAT-fs (loop4): Can't find a valid FAT filesystem [ 619.614062][T31961] loop3: detected capacity change from 0 to 19 [ 619.625602][T31963] FAT-fs (loop5): bogus number of reserved sectors [ 619.632153][T31963] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 619.641364][T31963] FAT-fs (loop5): Can't find a valid FAT filesystem 15:59:49 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 4) 15:59:49 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 15:59:49 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 13) [ 619.661137][T31937] loop4: detected capacity change from 0 to 66 [ 619.663129][T31961] FAT-fs (loop3): bogus number of reserved sectors [ 619.673843][T31961] FAT-fs (loop3): Can't find a valid FAT filesystem [ 619.677034][T31937] FAT-fs (loop4): bogus number of reserved sectors [ 619.686951][T31937] FAT-fs (loop4): Can't find a valid FAT filesystem [ 619.729039][T31979] FAULT_INJECTION: forcing a failure. [ 619.729039][T31979] name failslab, interval 1, probability 0, space 0, times 0 [ 619.730934][T31982] FAULT_INJECTION: forcing a failure. [ 619.730934][T31982] name failslab, interval 1, probability 0, space 0, times 0 [ 619.741731][T31979] CPU: 0 PID: 31979 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 619.763017][T31979] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 619.773062][T31979] Call Trace: [ 619.776340][T31979] dump_stack_lvl+0xd6/0x122 [ 619.780922][T31979] dump_stack+0x11/0x1b [ 619.785067][T31979] should_fail+0x23c/0x250 [ 619.789467][T31979] ? security_inode_alloc+0x30/0x180 [ 619.794749][T31979] __should_failslab+0x81/0x90 [ 619.799497][T31979] should_failslab+0x5/0x20 [ 619.804004][T31979] kmem_cache_alloc+0x4f/0x300 [ 619.808818][T31979] security_inode_alloc+0x30/0x180 [ 619.813916][T31979] inode_init_always+0x20b/0x430 [ 619.818846][T31979] ? shmem_match+0xa0/0xa0 [ 619.823247][T31979] new_inode_pseudo+0x73/0x1c0 [ 619.828000][T31979] new_inode+0x21/0x120 [ 619.832146][T31979] shmem_get_inode+0xb7/0x4a0 [ 619.836826][T31979] __shmem_file_setup+0xf1/0x1d0 [ 619.841751][T31979] shmem_file_setup+0x37/0x40 [ 619.846455][T31979] __se_sys_memfd_create+0x1eb/0x390 [ 619.851760][T31979] __x64_sys_memfd_create+0x2d/0x40 [ 619.856946][T31979] do_syscall_64+0x44/0xa0 [ 619.861393][T31979] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 619.867382][T31979] RIP: 0033:0x7fe50967fa39 [ 619.871780][T31979] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 619.891376][T31979] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 619.899793][T31979] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967fa39 [ 619.907827][T31979] RDX: 00007fe5073f6000 RSI: 0000000000000000 RDI: 00007fe5096d8dfb [ 619.915798][T31979] RBP: 0000000000000000 R08: 00007fe5073f5ff8 R09: ffffffffffffffff [ 619.923752][T31979] R10: 00007fe5073f5ffc R11: 0000000000000246 R12: 0000000020000240 [ 619.931717][T31979] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000000 [ 619.939769][T31982] CPU: 1 PID: 31982 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 619.948554][T31982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 619.958624][T31982] Call Trace: [ 619.961901][T31982] dump_stack_lvl+0xd6/0x122 [ 619.966570][T31982] dump_stack+0x11/0x1b [ 619.970744][T31982] should_fail+0x23c/0x250 [ 619.975147][T31982] __should_failslab+0x81/0x90 [ 619.980040][T31982] ? alloc_workqueue+0x15d/0xad0 [ 619.984982][T31982] should_failslab+0x5/0x20 [ 619.989471][T31982] kmem_cache_alloc_trace+0x52/0x320 [ 619.994765][T31982] alloc_workqueue+0x15d/0xad0 [ 619.999517][T31982] ? disk_unblock_events+0x35/0x40 [ 620.004622][T31982] ? bd_prepare_to_claim+0x1e6/0x270 [ 620.009899][T31982] ? loop_attr_do_show_dio+0x70/0x70 [ 620.015193][T31982] ? loop_set_status_from_info+0x35e/0x3a0 [ 620.021097][T31982] loop_configure+0x681/0xeb0 [ 620.025763][T31982] lo_ioctl+0x618/0x13e0 [ 620.030099][T31982] ? path_openat+0x18d4/0x1ec0 [ 620.034909][T31982] ? blkdev_common_ioctl+0x438/0x1110 [ 620.040292][T31982] ? selinux_file_ioctl+0x981/0xa10 [ 620.045484][T31982] ? lo_release+0x120/0x120 [ 620.049980][T31982] blkdev_ioctl+0x1d0/0x3f0 [ 620.054553][T31982] block_ioctl+0x6e/0x80 [ 620.058836][T31982] ? blkdev_iopoll+0x80/0x80 [ 620.063409][T31982] __se_sys_ioctl+0xcb/0x140 [ 620.067988][T31982] __x64_sys_ioctl+0x3f/0x50 [ 620.072738][T31982] do_syscall_64+0x44/0xa0 [ 620.077164][T31982] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 620.083049][T31982] RIP: 0033:0x7f528eedb7f7 [ 620.087474][T31982] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 620.107177][T31982] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 620.115572][T31982] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 620.123540][T31982] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 620.131506][T31982] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 620.139461][T31982] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 620.147417][T31982] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 620.157611][T31981] FAT-fs (loop5): bogus number of reserved sectors [ 620.164169][T31981] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 620.173296][T31981] FAT-fs (loop5): Can't find a valid FAT filesystem [ 620.183549][T31961] loop3: detected capacity change from 0 to 19 [ 620.194057][T31961] FAT-fs (loop3): bogus number of reserved sectors [ 620.200595][T31961] FAT-fs (loop3): Can't find a valid FAT filesystem [ 620.208662][T31986] loop0: detected capacity change from 0 to 264192 15:59:50 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xac03, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:50 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 5) 15:59:50 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 14) 15:59:50 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x26e0, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 620.233257][T31981] FAT-fs (loop5): bogus number of reserved sectors [ 620.239771][T31981] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 620.248904][T31981] FAT-fs (loop5): Can't find a valid FAT filesystem [ 620.265480][T32009] FAULT_INJECTION: forcing a failure. [ 620.265480][T32009] name failslab, interval 1, probability 0, space 0, times 0 [ 620.271796][T32011] FAULT_INJECTION: forcing a failure. [ 620.271796][T32011] name failslab, interval 1, probability 0, space 0, times 0 [ 620.278114][T32009] CPU: 1 PID: 32009 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 620.278137][T32009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 620.278147][T32009] Call Trace: [ 620.278154][T32009] dump_stack_lvl+0xd6/0x122 [ 620.317640][T32009] dump_stack+0x11/0x1b [ 620.321790][T32009] should_fail+0x23c/0x250 [ 620.326212][T32009] ? kzalloc+0x16/0x20 [ 620.330268][T32009] __should_failslab+0x81/0x90 [ 620.335091][T32009] should_failslab+0x5/0x20 [ 620.339584][T32009] __kmalloc+0x6f/0x350 [ 620.343723][T32009] ? number+0xa13/0xb60 [ 620.347870][T32009] kzalloc+0x16/0x20 [ 620.351754][T32009] apply_wqattrs_prepare+0x3a/0x630 [ 620.357017][T32009] ? vsnprintf+0xe8f/0xed0 [ 620.361417][T32009] apply_workqueue_attrs+0x9e/0x100 [ 620.366606][T32009] alloc_workqueue+0x777/0xad0 [ 620.371374][T32009] ? disk_unblock_events+0x35/0x40 [ 620.376558][T32009] ? bd_prepare_to_claim+0x1e6/0x270 [ 620.381835][T32009] ? loop_attr_do_show_dio+0x70/0x70 [ 620.387162][T32009] ? loop_set_status_from_info+0x35e/0x3a0 [ 620.393101][T32009] loop_configure+0x681/0xeb0 [ 620.397847][T32009] lo_ioctl+0x618/0x13e0 [ 620.402095][T32009] ? path_openat+0x18d4/0x1ec0 [ 620.406874][T32009] ? blkdev_common_ioctl+0x438/0x1110 [ 620.412239][T32009] ? selinux_file_ioctl+0x981/0xa10 [ 620.417477][T32009] ? lo_release+0x120/0x120 [ 620.421982][T32009] blkdev_ioctl+0x1d0/0x3f0 [ 620.426471][T32009] block_ioctl+0x6e/0x80 [ 620.430700][T32009] ? blkdev_iopoll+0x80/0x80 [ 620.435273][T32009] __se_sys_ioctl+0xcb/0x140 [ 620.439852][T32009] __x64_sys_ioctl+0x3f/0x50 [ 620.444429][T32009] do_syscall_64+0x44/0xa0 [ 620.448896][T32009] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 620.454797][T32009] RIP: 0033:0x7f528eedb7f7 [ 620.459254][T32009] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 620.478877][T32009] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 620.487281][T32009] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 620.495240][T32009] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 620.503197][T32009] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 620.511155][T32009] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 620.519544][T32009] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 620.527524][T32011] CPU: 0 PID: 32011 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 620.528655][T32012] loop3: detected capacity change from 0 to 19 [ 620.536309][T32011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 620.536322][T32011] Call Trace: [ 620.536329][T32011] dump_stack_lvl+0xd6/0x122 [ 620.536352][T32011] dump_stack+0x11/0x1b [ 620.536367][T32011] should_fail+0x23c/0x250 [ 620.536384][T32011] ? __d_alloc+0x36/0x370 [ 620.550301][T32012] FAT-fs (loop3): bogus number of reserved sectors [ 620.552551][T32011] __should_failslab+0x81/0x90 15:59:50 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 15) [ 620.552578][T32011] should_failslab+0x5/0x20 [ 620.555858][T32012] FAT-fs (loop3): Can't find a valid FAT filesystem [ 620.560507][T32011] kmem_cache_alloc+0x4f/0x300 [ 620.560530][T32011] ? security_inode_alloc+0x138/0x180 [ 620.590015][T32017] FAULT_INJECTION: forcing a failure. [ 620.590015][T32017] name failslab, interval 1, probability 0, space 0, times 0 [ 620.595749][T32011] ? __init_rwsem+0x59/0x70 [ 620.595778][T32011] __d_alloc+0x36/0x370 [ 620.595798][T32011] d_alloc_pseudo+0x1a/0x50 [ 620.631533][T32011] alloc_file_pseudo+0x77/0x150 [ 620.636415][T32011] __shmem_file_setup+0x14c/0x1d0 [ 620.641864][T32011] shmem_file_setup+0x37/0x40 [ 620.646626][T32011] __se_sys_memfd_create+0x1eb/0x390 [ 620.651938][T32011] __x64_sys_memfd_create+0x2d/0x40 [ 620.657201][T32011] do_syscall_64+0x44/0xa0 [ 620.661615][T32011] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 620.667571][T32011] RIP: 0033:0x7fe50967fa39 [ 620.671988][T32011] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 620.691582][T32011] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 620.699984][T32011] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967fa39 [ 620.707943][T32011] RDX: 00007fe5073f6000 RSI: 0000000000000000 RDI: 00007fe5096d8dfb [ 620.715908][T32011] RBP: 0000000000000000 R08: 00007fe5073f5ff8 R09: ffffffffffffffff [ 620.723936][T32011] R10: 00007fe5073f5ffc R11: 0000000000000246 R12: 0000000020000240 [ 620.731895][T32011] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000000 [ 620.739872][T32017] CPU: 1 PID: 32017 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 620.748640][T32017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 620.758699][T32017] Call Trace: [ 620.762007][T32017] dump_stack_lvl+0xd6/0x122 [ 620.766602][T32017] dump_stack+0x11/0x1b [ 620.771002][T32017] should_fail+0x23c/0x250 [ 620.775452][T32017] __should_failslab+0x81/0x90 [ 620.780278][T32017] ? apply_wqattrs_prepare+0x5f/0x630 [ 620.785655][T32017] should_failslab+0x5/0x20 [ 620.790239][T32017] kmem_cache_alloc_trace+0x52/0x320 [ 620.795514][T32017] apply_wqattrs_prepare+0x5f/0x630 [ 620.800703][T32017] ? vsnprintf+0xe8f/0xed0 [ 620.805123][T32017] apply_workqueue_attrs+0x9e/0x100 [ 620.810473][T32017] alloc_workqueue+0x777/0xad0 [ 620.815258][T32017] ? disk_unblock_events+0x35/0x40 [ 620.820360][T32017] ? bd_prepare_to_claim+0x1e6/0x270 [ 620.825694][T32017] ? loop_attr_do_show_dio+0x70/0x70 [ 620.830980][T32017] ? loop_set_status_from_info+0x35e/0x3a0 [ 620.836786][T32017] loop_configure+0x681/0xeb0 [ 620.841460][T32017] lo_ioctl+0x618/0x13e0 [ 620.845704][T32017] ? path_openat+0x18d4/0x1ec0 [ 620.850473][T32017] ? blkdev_common_ioctl+0x438/0x1110 [ 620.855835][T32017] ? selinux_file_ioctl+0x981/0xa10 [ 620.861030][T32017] ? lo_release+0x120/0x120 [ 620.865650][T32017] blkdev_ioctl+0x1d0/0x3f0 [ 620.870163][T32017] block_ioctl+0x6e/0x80 [ 620.874465][T32017] ? blkdev_iopoll+0x80/0x80 [ 620.879081][T32017] __se_sys_ioctl+0xcb/0x140 [ 620.883655][T32017] __x64_sys_ioctl+0x3f/0x50 [ 620.888249][T32017] do_syscall_64+0x44/0xa0 [ 620.892728][T32017] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 620.898617][T32017] RIP: 0033:0x7f528eedb7f7 [ 620.903022][T32017] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 620.922757][T32017] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 620.931195][T32017] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 620.939191][T32017] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 620.947188][T32017] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 620.955141][T32017] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 620.963109][T32017] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 620.977350][T32010] loop4: detected capacity change from 0 to 86 15:59:51 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfffffdff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:51 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 6) 15:59:51 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 620.995490][T32010] FAT-fs (loop4): bogus number of reserved sectors [ 621.002135][T32010] FAT-fs (loop4): Can't find a valid FAT filesystem [ 621.009042][T32012] loop3: detected capacity change from 0 to 19 [ 621.019881][T32012] FAT-fs (loop3): bogus number of reserved sectors [ 621.026435][T32012] FAT-fs (loop3): Can't find a valid FAT filesystem 15:59:51 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 16) [ 621.041837][T32035] FAULT_INJECTION: forcing a failure. [ 621.041837][T32035] name failslab, interval 1, probability 0, space 0, times 0 [ 621.054562][T32035] CPU: 1 PID: 32035 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 621.054731][T32038] loop0: detected capacity change from 0 to 264192 [ 621.063321][T32035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 621.063336][T32035] Call Trace: [ 621.063343][T32035] dump_stack_lvl+0xd6/0x122 [ 621.063368][T32035] dump_stack+0x11/0x1b [ 621.084701][T32036] FAT-fs (loop5): bogus number of reserved sectors [ 621.087757][T32035] should_fail+0x23c/0x250 [ 621.091974][T32036] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 621.098473][T32035] ? __alloc_file+0x2e/0x1a0 [ 621.098502][T32035] __should_failslab+0x81/0x90 [ 621.098522][T32035] should_failslab+0x5/0x20 [ 621.102928][T32036] FAT-fs (loop5): Can't find a valid FAT filesystem [ 621.111988][T32035] kmem_cache_alloc+0x4f/0x300 [ 621.137114][T32035] __alloc_file+0x2e/0x1a0 [ 621.141528][T32035] alloc_empty_file+0xcd/0x1c0 [ 621.146303][T32035] alloc_file+0x3a/0x280 [ 621.150542][T32035] alloc_file_pseudo+0xfa/0x150 [ 621.155405][T32035] __shmem_file_setup+0x14c/0x1d0 [ 621.160596][T32035] shmem_file_setup+0x37/0x40 [ 621.165257][T32035] __se_sys_memfd_create+0x1eb/0x390 [ 621.170563][T32035] __x64_sys_memfd_create+0x2d/0x40 [ 621.175808][T32035] do_syscall_64+0x44/0xa0 [ 621.180219][T32035] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 621.186119][T32035] RIP: 0033:0x7fe50967fa39 [ 621.190518][T32035] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 621.210119][T32035] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 621.218524][T32035] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967fa39 [ 621.226503][T32035] RDX: 00007fe5073f6000 RSI: 0000000000000000 RDI: 00007fe5096d8dfb [ 621.234477][T32035] RBP: 0000000000000000 R08: 00007fe5073f5ff8 R09: ffffffffffffffff [ 621.242669][T32035] R10: 00007fe5073f5ffc R11: 0000000000000246 R12: 0000000020000240 [ 621.250724][T32035] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000000 [ 621.273357][T32048] FAULT_INJECTION: forcing a failure. [ 621.273357][T32048] name failslab, interval 1, probability 0, space 0, times 0 [ 621.286244][T32048] CPU: 1 PID: 32048 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 15:59:51 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xad03, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:51 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3f00, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 621.295023][T32048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 621.305117][T32048] Call Trace: [ 621.308395][T32048] dump_stack_lvl+0xd6/0x122 [ 621.313039][T32048] dump_stack+0x11/0x1b [ 621.317222][T32048] should_fail+0x23c/0x250 [ 621.321637][T32048] __should_failslab+0x81/0x90 [ 621.326403][T32048] ? apply_wqattrs_prepare+0xbe/0x630 [ 621.331784][T32048] should_failslab+0x5/0x20 [ 621.336337][T32048] kmem_cache_alloc_trace+0x52/0x320 [ 621.341653][T32048] ? apply_wqattrs_prepare+0x5f/0x630 [ 621.347012][T32048] apply_wqattrs_prepare+0xbe/0x630 [ 621.352210][T32048] ? vsnprintf+0xe8f/0xed0 [ 621.356612][T32048] apply_workqueue_attrs+0x9e/0x100 [ 621.361800][T32048] alloc_workqueue+0x777/0xad0 [ 621.366551][T32048] ? disk_unblock_events+0x35/0x40 [ 621.371794][T32048] ? bd_prepare_to_claim+0x1e6/0x270 [ 621.377068][T32048] ? loop_attr_do_show_dio+0x70/0x70 [ 621.382348][T32048] ? loop_set_status_from_info+0x35e/0x3a0 [ 621.388241][T32048] loop_configure+0x681/0xeb0 [ 621.392906][T32048] lo_ioctl+0x618/0x13e0 [ 621.397169][T32048] ? path_openat+0x18d4/0x1ec0 [ 621.401927][T32048] ? blkdev_common_ioctl+0x438/0x1110 [ 621.407373][T32048] ? selinux_file_ioctl+0x981/0xa10 [ 621.412579][T32048] ? lo_release+0x120/0x120 [ 621.417144][T32048] blkdev_ioctl+0x1d0/0x3f0 [ 621.421634][T32048] block_ioctl+0x6e/0x80 [ 621.425864][T32048] ? blkdev_iopoll+0x80/0x80 [ 621.430439][T32048] __se_sys_ioctl+0xcb/0x140 [ 621.435188][T32048] __x64_sys_ioctl+0x3f/0x50 [ 621.439773][T32048] do_syscall_64+0x44/0xa0 [ 621.444179][T32048] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 621.450089][T32048] RIP: 0033:0x7f528eedb7f7 [ 621.454486][T32048] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 621.474086][T32048] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 621.482674][T32048] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 15:59:51 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 7) [ 621.490650][T32048] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 621.498610][T32048] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 621.506566][T32048] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 621.514521][T32048] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 621.543175][T32038] loop0: detected capacity change from 0 to 264192 [ 621.547117][T32058] FAULT_INJECTION: forcing a failure. [ 621.547117][T32058] name failslab, interval 1, probability 0, space 0, times 0 [ 621.558464][T32036] FAT-fs (loop5): bogus number of reserved sectors [ 621.562456][T32058] CPU: 0 PID: 32058 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 621.568943][T32036] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 15:59:51 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 17) [ 621.577680][T32058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 621.577696][T32058] Call Trace: [ 621.577702][T32058] dump_stack_lvl+0xd6/0x122 [ 621.586839][T32036] FAT-fs (loop5): Can't find a valid FAT filesystem [ 621.596869][T32058] dump_stack+0x11/0x1b [ 621.608599][T32063] FAULT_INJECTION: forcing a failure. [ 621.608599][T32063] name failslab, interval 1, probability 0, space 0, times 0 [ 621.611288][T32058] should_fail+0x23c/0x250 [ 621.632582][T32058] ? security_file_alloc+0x30/0x190 [ 621.637777][T32058] __should_failslab+0x81/0x90 [ 621.642601][T32058] should_failslab+0x5/0x20 [ 621.647132][T32058] kmem_cache_alloc+0x4f/0x300 [ 621.651881][T32058] security_file_alloc+0x30/0x190 [ 621.656922][T32058] __alloc_file+0x83/0x1a0 [ 621.661352][T32058] alloc_empty_file+0xcd/0x1c0 [ 621.666157][T32058] alloc_file+0x3a/0x280 [ 621.670393][T32058] alloc_file_pseudo+0xfa/0x150 [ 621.675273][T32058] __shmem_file_setup+0x14c/0x1d0 [ 621.680285][T32058] shmem_file_setup+0x37/0x40 [ 621.684949][T32058] __se_sys_memfd_create+0x1eb/0x390 [ 621.690312][T32058] __x64_sys_memfd_create+0x2d/0x40 [ 621.695506][T32058] do_syscall_64+0x44/0xa0 [ 621.699952][T32058] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 621.705936][T32058] RIP: 0033:0x7fe50967fa39 [ 621.710440][T32058] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 621.730124][T32058] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 621.738521][T32058] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967fa39 [ 621.746479][T32058] RDX: 00007fe5073f6000 RSI: 0000000000000000 RDI: 00007fe5096d8dfb [ 621.754584][T32058] RBP: 0000000000000000 R08: 00007fe5073f5ff8 R09: ffffffffffffffff [ 621.762575][T32058] R10: 00007fe5073f5ffc R11: 0000000000000246 R12: 0000000020000240 [ 621.770540][T32058] R13: 0000000020000280 R14: 0000000000000000 R15: 0000000020000000 [ 621.778502][T32063] CPU: 1 PID: 32063 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 15:59:51 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 8) [ 621.787275][T32063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 621.797429][T32063] Call Trace: [ 621.800711][T32063] dump_stack_lvl+0xd6/0x122 [ 621.805311][T32065] FAULT_INJECTION: forcing a failure. [ 621.805311][T32065] name failslab, interval 1, probability 0, space 0, times 0 [ 621.805505][T32063] dump_stack+0x11/0x1b [ 621.822197][T32063] should_fail+0x23c/0x250 [ 621.826637][T32063] __should_failslab+0x81/0x90 [ 621.831399][T32063] should_failslab+0x5/0x20 [ 621.835972][T32063] kmem_cache_alloc_node+0x61/0x2c0 [ 621.841235][T32063] ? alloc_unbound_pwq+0x3e6/0x780 [ 621.846334][T32063] alloc_unbound_pwq+0x3e6/0x780 [ 621.851260][T32063] apply_wqattrs_prepare+0x1ed/0x630 [ 621.856561][T32063] ? vsnprintf+0xe8f/0xed0 [ 621.860981][T32063] apply_workqueue_attrs+0x9e/0x100 [ 621.866171][T32063] alloc_workqueue+0x777/0xad0 [ 621.871212][T32063] ? disk_unblock_events+0x35/0x40 [ 621.876314][T32063] ? bd_prepare_to_claim+0x1e6/0x270 [ 621.881591][T32063] ? loop_attr_do_show_dio+0x70/0x70 [ 621.886942][T32063] ? loop_set_status_from_info+0x35e/0x3a0 [ 621.892740][T32063] loop_configure+0x681/0xeb0 [ 621.897419][T32063] lo_ioctl+0x618/0x13e0 [ 621.901648][T32063] ? path_openat+0x18d4/0x1ec0 [ 621.906498][T32063] ? blkdev_common_ioctl+0x438/0x1110 [ 621.911936][T32063] ? selinux_file_ioctl+0x981/0xa10 [ 621.917127][T32063] ? lo_release+0x120/0x120 [ 621.921618][T32063] blkdev_ioctl+0x1d0/0x3f0 [ 621.926103][T32063] block_ioctl+0x6e/0x80 [ 621.930371][T32063] ? blkdev_iopoll+0x80/0x80 [ 621.934947][T32063] __se_sys_ioctl+0xcb/0x140 [ 621.939707][T32063] __x64_sys_ioctl+0x3f/0x50 [ 621.944308][T32063] do_syscall_64+0x44/0xa0 [ 621.948729][T32063] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 621.954621][T32063] RIP: 0033:0x7f528eedb7f7 [ 621.959022][T32063] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 621.978673][T32063] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 621.987084][T32063] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 621.995042][T32063] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 622.003191][T32063] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 622.011206][T32063] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 622.019247][T32063] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 622.027224][T32065] CPU: 0 PID: 32065 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 622.035989][T32065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 622.046035][T32065] Call Trace: [ 622.049322][T32065] dump_stack_lvl+0xd6/0x122 [ 622.053916][T32065] dump_stack+0x11/0x1b [ 622.058094][T32065] should_fail+0x23c/0x250 [ 622.062495][T32065] ? getname_flags+0x84/0x3f0 [ 622.067259][T32065] __should_failslab+0x81/0x90 [ 622.072096][T32065] should_failslab+0x5/0x20 [ 622.076673][T32065] kmem_cache_alloc+0x4f/0x300 [ 622.081426][T32065] getname_flags+0x84/0x3f0 [ 622.085915][T32065] ? up_write+0x25/0xc0 [ 622.090077][T32065] getname+0x15/0x20 [ 622.093959][T32065] do_sys_openat2+0x6d/0x2b0 [ 622.098536][T32065] ? perf_trace_sys_exit+0x6e/0x180 [ 622.103721][T32065] __x64_sys_openat+0xef/0x110 [ 622.108474][T32065] do_syscall_64+0x44/0xa0 [ 622.112908][T32065] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 622.118795][T32065] RIP: 0033:0x7fe509632954 [ 622.123274][T32065] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 622.142873][T32065] RSP: 002b:00007fe5073f5ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 622.151283][T32065] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe509632954 [ 622.159288][T32065] RDX: 0000000000000002 RSI: 00007fe5073f6000 RDI: 00000000ffffff9c [ 622.167258][T32065] RBP: 00007fe5073f6000 R08: 0000000000000000 R09: ffffffffffffffff [ 622.175225][T32065] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 622.183243][T32065] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 15:59:52 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 622.192346][T32051] loop3: detected capacity change from 0 to 31 [ 622.211327][T32051] FAT-fs (loop3): bogus number of reserved sectors [ 622.217903][T32051] FAT-fs (loop3): Can't find a valid FAT filesystem 15:59:52 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 9) 15:59:52 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:52 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xffffff7f, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 622.251425][T32078] FAT-fs (loop5): bogus number of reserved sectors [ 622.258096][T32078] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 622.260530][T32084] loop4: detected capacity change from 0 to 86 [ 622.267229][T32078] FAT-fs (loop5): Can't find a valid FAT filesystem 15:59:52 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 18) [ 622.308106][T32084] FAT-fs (loop4): bogus number of reserved sectors [ 622.314701][T32084] FAT-fs (loop4): Can't find a valid FAT filesystem [ 622.319096][T32096] loop0: detected capacity change from 0 to 264192 [ 622.329269][T32097] loop3: detected capacity change from 0 to 32 [ 622.330071][T32089] FAULT_INJECTION: forcing a failure. [ 622.330071][T32089] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 622.337082][T32097] FAT-fs (loop3): bogus number of reserved sectors [ 622.348540][T32089] CPU: 1 PID: 32089 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 622.355059][T32097] FAT-fs (loop3): Can't find a valid FAT filesystem [ 622.363767][T32089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 622.363777][T32089] Call Trace: [ 622.363785][T32089] dump_stack_lvl+0xd6/0x122 [ 622.388240][T32089] dump_stack+0x11/0x1b [ 622.392393][T32089] should_fail+0x23c/0x250 [ 622.396814][T32089] should_fail_usercopy+0x16/0x20 [ 622.401848][T32089] strncpy_from_user+0x21/0x250 [ 622.406807][T32089] getname_flags+0xb8/0x3f0 [ 622.411331][T32089] getname+0x15/0x20 [ 622.415236][T32089] do_sys_openat2+0x6d/0x2b0 [ 622.415991][T32103] FAULT_INJECTION: forcing a failure. [ 622.415991][T32103] name failslab, interval 1, probability 0, space 0, times 0 [ 622.419898][T32089] ? perf_trace_sys_exit+0x6e/0x180 [ 622.419934][T32089] __x64_sys_openat+0xef/0x110 [ 622.442494][T32089] do_syscall_64+0x44/0xa0 [ 622.446909][T32089] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 622.452793][T32089] RIP: 0033:0x7fe509632954 [ 622.457204][T32089] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 622.476804][T32089] RSP: 002b:00007fe5073f5ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 622.485199][T32089] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe509632954 [ 622.493154][T32089] RDX: 0000000000000002 RSI: 00007fe5073f6000 RDI: 00000000ffffff9c [ 622.501105][T32089] RBP: 00007fe5073f6000 R08: 0000000000000000 R09: ffffffffffffffff 15:59:52 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 10) [ 622.509068][T32089] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 622.517033][T32089] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 622.524990][T32103] CPU: 0 PID: 32103 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 622.533749][T32103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 622.543811][T32103] Call Trace: [ 622.547087][T32103] dump_stack_lvl+0xd6/0x122 [ 622.550879][T32107] FAULT_INJECTION: forcing a failure. [ 622.550879][T32107] name failslab, interval 1, probability 0, space 0, times 0 [ 622.551707][T32103] dump_stack+0x11/0x1b [ 622.551731][T32103] should_fail+0x23c/0x250 [ 622.573277][T32103] __should_failslab+0x81/0x90 [ 622.578037][T32103] ? kobject_uevent_env+0x1a7/0xc40 [ 622.583255][T32103] should_failslab+0x5/0x20 [ 622.587767][T32103] kmem_cache_alloc_trace+0x52/0x320 [ 622.593047][T32103] ? pwq_adjust_max_active+0x491/0x4b0 [ 622.598558][T32103] ? dev_uevent_filter+0x70/0x70 [ 622.603525][T32103] kobject_uevent_env+0x1a7/0xc40 [ 622.608537][T32103] ? __list_add_valid+0x28/0x90 [ 622.613464][T32103] ? alloc_workqueue+0xa18/0xad0 [ 622.618452][T32103] disk_force_media_change+0xe3/0x170 [ 622.623825][T32103] loop_configure+0x6c0/0xeb0 [ 622.628500][T32103] lo_ioctl+0x618/0x13e0 [ 622.632738][T32103] ? path_openat+0x18d4/0x1ec0 [ 622.637492][T32103] ? blkdev_common_ioctl+0x438/0x1110 [ 622.642847][T32103] ? selinux_file_ioctl+0x981/0xa10 [ 622.648092][T32103] ? lo_release+0x120/0x120 [ 622.652583][T32103] blkdev_ioctl+0x1d0/0x3f0 [ 622.657081][T32103] block_ioctl+0x6e/0x80 [ 622.661307][T32103] ? blkdev_iopoll+0x80/0x80 [ 622.665930][T32103] __se_sys_ioctl+0xcb/0x140 [ 622.670578][T32103] __x64_sys_ioctl+0x3f/0x50 [ 622.675155][T32103] do_syscall_64+0x44/0xa0 [ 622.679560][T32103] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 622.685452][T32103] RIP: 0033:0x7f528eedb7f7 [ 622.689870][T32103] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 622.709615][T32103] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 622.718110][T32103] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 622.726165][T32103] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 622.734219][T32103] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 622.742244][T32103] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 622.750226][T32103] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 622.758186][T32107] CPU: 1 PID: 32107 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 622.766957][T32107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 622.777097][T32107] Call Trace: [ 622.780375][T32107] dump_stack_lvl+0xd6/0x122 [ 622.784955][T32107] dump_stack+0x11/0x1b [ 622.789168][T32107] should_fail+0x23c/0x250 [ 622.793573][T32107] ? __alloc_file+0x2e/0x1a0 [ 622.798152][T32107] __should_failslab+0x81/0x90 [ 622.802970][T32107] should_failslab+0x5/0x20 [ 622.807534][T32107] kmem_cache_alloc+0x4f/0x300 [ 622.812281][T32107] __alloc_file+0x2e/0x1a0 [ 622.816748][T32107] alloc_empty_file+0xcd/0x1c0 [ 622.821548][T32107] path_openat+0x6a/0x1ec0 [ 622.825994][T32107] ? avc_has_perm_noaudit+0x1c0/0x270 [ 622.831351][T32107] ? avc_has_perm+0x70/0x160 [ 622.835931][T32107] ? avc_has_perm+0xd5/0x160 [ 622.840504][T32107] do_filp_open+0x105/0x220 [ 622.845029][T32107] do_sys_openat2+0xb5/0x2b0 [ 622.849605][T32107] ? perf_trace_sys_exit+0x6e/0x180 [ 622.854801][T32107] __x64_sys_openat+0xef/0x110 [ 622.859560][T32107] do_syscall_64+0x44/0xa0 [ 622.864036][T32107] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 622.869916][T32107] RIP: 0033:0x7fe509632954 [ 622.874317][T32107] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 622.893908][T32107] RSP: 002b:00007fe5073f5ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 622.902312][T32107] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe509632954 [ 622.910315][T32107] RDX: 0000000000000002 RSI: 00007fe5073f6000 RDI: 00000000ffffff9c [ 622.918461][T32107] RBP: 00007fe5073f6000 R08: 0000000000000000 R09: ffffffffffffffff [ 622.926425][T32107] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 622.934524][T32107] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 622.949103][T32103] FAT-fs (loop2): bogus number of reserved sectors [ 622.955671][T32103] FAT-fs (loop2): Can't find a valid FAT filesystem [ 622.969364][T32097] loop3: detected capacity change from 0 to 32 [ 622.976847][T32097] FAT-fs (loop3): bogus number of reserved sectors [ 622.982937][T32096] loop0: detected capacity change from 0 to 264192 [ 622.983931][T32097] FAT-fs (loop3): Can't find a valid FAT filesystem [ 622.999083][T32078] FAT-fs (loop5): bogus number of reserved sectors 15:59:53 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 11) [ 623.005815][T32078] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 623.014986][T32078] FAT-fs (loop5): Can't find a valid FAT filesystem [ 623.025804][T32084] loop4: detected capacity change from 0 to 86 [ 623.042832][T32084] FAT-fs (loop4): bogus number of reserved sectors [ 623.049478][T32084] FAT-fs (loop4): Can't find a valid FAT filesystem [ 623.075129][T32136] FAULT_INJECTION: forcing a failure. [ 623.075129][T32136] name failslab, interval 1, probability 0, space 0, times 0 [ 623.087817][T32136] CPU: 0 PID: 32136 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 623.096594][T32136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 623.106687][T32136] Call Trace: [ 623.109973][T32136] dump_stack_lvl+0xd6/0x122 [ 623.115462][T32136] dump_stack+0x11/0x1b [ 623.119769][T32136] should_fail+0x23c/0x250 [ 623.124341][T32136] ? security_file_alloc+0x30/0x190 [ 623.129570][T32136] __should_failslab+0x81/0x90 [ 623.134372][T32136] should_failslab+0x5/0x20 [ 623.139040][T32136] kmem_cache_alloc+0x4f/0x300 [ 623.143823][T32136] security_file_alloc+0x30/0x190 [ 623.148865][T32136] __alloc_file+0x83/0x1a0 [ 623.153413][T32136] alloc_empty_file+0xcd/0x1c0 [ 623.158185][T32136] path_openat+0x6a/0x1ec0 [ 623.162684][T32136] ? avc_has_perm_noaudit+0x1c0/0x270 [ 623.168187][T32136] ? avc_has_perm+0x70/0x160 [ 623.172995][T32136] ? avc_has_perm+0xd5/0x160 [ 623.177644][T32136] do_filp_open+0x105/0x220 [ 623.182239][T32136] do_sys_openat2+0xb5/0x2b0 [ 623.187015][T32136] ? perf_trace_sys_exit+0x6e/0x180 [ 623.192252][T32136] __x64_sys_openat+0xef/0x110 [ 623.197076][T32136] do_syscall_64+0x44/0xa0 [ 623.201556][T32136] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 623.207506][T32136] RIP: 0033:0x7fe509632954 [ 623.211936][T32136] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 [ 623.231902][T32136] RSP: 002b:00007fe5073f5ed0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 623.240335][T32136] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe509632954 [ 623.248389][T32136] RDX: 0000000000000002 RSI: 00007fe5073f6000 RDI: 00000000ffffff9c [ 623.256371][T32136] RBP: 00007fe5073f6000 R08: 0000000000000000 R09: ffffffffffffffff [ 623.264352][T32136] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 623.272347][T32136] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 15:59:53 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xae03, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:53 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xffffff85, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:53 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 19) 15:59:53 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4800, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:53 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 12) 15:59:53 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x5, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 623.337589][T32151] FAULT_INJECTION: forcing a failure. [ 623.337589][T32151] name failslab, interval 1, probability 0, space 0, times 0 [ 623.347455][T32152] FAULT_INJECTION: forcing a failure. [ 623.347455][T32152] name failslab, interval 1, probability 0, space 0, times 0 [ 623.350263][T32151] CPU: 0 PID: 32151 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 623.371645][T32151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 623.381692][T32151] Call Trace: [ 623.384961][T32151] dump_stack_lvl+0xd6/0x122 [ 623.389541][T32151] dump_stack+0x11/0x1b [ 623.393721][T32151] should_fail+0x23c/0x250 [ 623.398127][T32151] ? kzalloc+0x1d/0x30 [ 623.402227][T32151] __should_failslab+0x81/0x90 [ 623.406990][T32151] should_failslab+0x5/0x20 [ 623.411479][T32151] __kmalloc+0x6f/0x350 [ 623.415620][T32151] kzalloc+0x1d/0x30 [ 623.419523][T32151] kobject_get_path+0x7c/0x110 [ 623.424290][T32151] kobject_uevent_env+0x1be/0xc40 [ 623.429318][T32151] ? __list_add_valid+0x28/0x90 [ 623.434176][T32151] ? alloc_workqueue+0xa18/0xad0 [ 623.439115][T32151] disk_force_media_change+0xe3/0x170 [ 623.444656][T32151] loop_configure+0x6c0/0xeb0 [ 623.449363][T32151] lo_ioctl+0x618/0x13e0 [ 623.453594][T32151] ? path_openat+0x18d4/0x1ec0 [ 623.458418][T32151] ? blkdev_common_ioctl+0x438/0x1110 [ 623.463778][T32151] ? selinux_file_ioctl+0x981/0xa10 [ 623.468972][T32151] ? lo_release+0x120/0x120 [ 623.473460][T32151] blkdev_ioctl+0x1d0/0x3f0 [ 623.477981][T32151] block_ioctl+0x6e/0x80 [ 623.486114][T32151] ? blkdev_iopoll+0x80/0x80 [ 623.490693][T32151] __se_sys_ioctl+0xcb/0x140 [ 623.495509][T32151] __x64_sys_ioctl+0x3f/0x50 [ 623.500095][T32151] do_syscall_64+0x44/0xa0 [ 623.504517][T32151] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 623.510413][T32151] RIP: 0033:0x7f528eedb7f7 [ 623.514823][T32151] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 623.534419][T32151] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 623.542878][T32151] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 623.550836][T32151] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 623.558803][T32151] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 623.566781][T32151] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 623.574746][T32151] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 623.582748][T32152] CPU: 1 PID: 32152 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 623.591598][T32152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 623.601645][T32152] Call Trace: [ 623.604916][T32152] dump_stack_lvl+0xd6/0x122 [ 623.609647][T32152] dump_stack+0x11/0x1b [ 623.613790][T32152] should_fail+0x23c/0x250 [ 623.618329][T32152] ? kzalloc+0x16/0x20 [ 623.622386][T32152] __should_failslab+0x81/0x90 [ 623.627144][T32152] should_failslab+0x5/0x20 [ 623.631639][T32152] __kmalloc+0x6f/0x350 [ 623.635855][T32152] ? _atomic_dec_and_lock+0x60/0xd0 [ 623.641055][T32152] kzalloc+0x16/0x20 [ 623.644972][T32152] alloc_workqueue+0x12f/0xad0 [ 623.646108][T32149] loop0: detected capacity change from 0 to 264192 [ 623.649740][T32152] ? disk_unblock_events+0x35/0x40 [ 623.649772][T32152] ? bd_prepare_to_claim+0x1e6/0x270 [ 623.657043][T32159] loop3: detected capacity change from 0 to 36 [ 623.661340][T32152] ? loop_attr_do_show_dio+0x70/0x70 [ 623.676532][T32151] FAT-fs (loop2): bogus number of reserved sectors [ 623.678144][T32152] ? loop_set_status_from_info+0x35e/0x3a0 [ 623.684682][T32151] FAT-fs (loop2): Can't find a valid FAT filesystem [ 623.690434][T32152] loop_configure+0x681/0xeb0 [ 623.698394][T32161] loop4: detected capacity change from 0 to 87 [ 623.701646][T32152] lo_ioctl+0x618/0x13e0 [ 623.701671][T32152] ? path_openat+0x18d4/0x1ec0 [ 623.712907][T32158] FAT-fs (loop5): bogus number of reserved sectors [ 623.716769][T32152] ? blkdev_common_ioctl+0x438/0x1110 [ 623.716793][T32152] ? selinux_file_ioctl+0x981/0xa10 [ 623.723337][T32158] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 623.728664][T32152] ? lo_release+0x120/0x120 [ 623.728690][T32152] blkdev_ioctl+0x1d0/0x3f0 [ 623.733962][T32158] FAT-fs (loop5): Can't find a valid FAT filesystem [ 623.743029][T32152] block_ioctl+0x6e/0x80 [ 623.752506][T32159] FAT-fs (loop3): bogus number of reserved sectors [ 623.758599][T32152] ? blkdev_iopoll+0x80/0x80 [ 623.758623][T32152] __se_sys_ioctl+0xcb/0x140 [ 623.762898][T32159] FAT-fs (loop3): Can't find a valid FAT filesystem [ 623.769362][T32152] __x64_sys_ioctl+0x3f/0x50 [ 623.789721][T32152] do_syscall_64+0x44/0xa0 [ 623.794238][T32152] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 623.796064][T32161] FAT-fs (loop4): bogus number of reserved sectors [ 623.800242][T32152] RIP: 0033:0x7fe50967f7f7 [ 623.800262][T32152] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 623.800279][T32152] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 15:59:54 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 13) [ 623.806805][T32161] FAT-fs (loop4): Can't find a valid FAT filesystem [ 623.811199][T32152] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 623.854219][T32152] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 623.862174][T32152] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 623.870382][T32152] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 623.878436][T32152] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 623.914084][T32173] FAULT_INJECTION: forcing a failure. [ 623.914084][T32173] name failslab, interval 1, probability 0, space 0, times 0 [ 623.926878][T32173] CPU: 1 PID: 32173 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 623.935748][T32173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 623.945953][T32173] Call Trace: [ 623.949230][T32173] dump_stack_lvl+0xd6/0x122 [ 623.953921][T32173] dump_stack+0x11/0x1b [ 623.958140][T32173] should_fail+0x23c/0x250 [ 623.962554][T32173] __should_failslab+0x81/0x90 [ 623.967313][T32173] ? alloc_workqueue+0x15d/0xad0 [ 623.972300][T32173] should_failslab+0x5/0x20 [ 623.976813][T32173] kmem_cache_alloc_trace+0x52/0x320 [ 623.982079][T32173] alloc_workqueue+0x15d/0xad0 [ 623.986833][T32173] ? disk_unblock_events+0x35/0x40 [ 623.991940][T32173] ? bd_prepare_to_claim+0x1e6/0x270 [ 623.997209][T32173] ? loop_attr_do_show_dio+0x70/0x70 [ 624.002511][T32173] ? loop_set_status_from_info+0x35e/0x3a0 [ 624.008355][T32173] loop_configure+0x681/0xeb0 [ 624.013018][T32173] lo_ioctl+0x618/0x13e0 [ 624.017302][T32173] ? path_openat+0x18d4/0x1ec0 [ 624.022116][T32173] ? blkdev_common_ioctl+0x438/0x1110 [ 624.027475][T32173] ? selinux_file_ioctl+0x981/0xa10 [ 624.032674][T32173] ? lo_release+0x120/0x120 [ 624.037250][T32173] blkdev_ioctl+0x1d0/0x3f0 [ 624.041783][T32173] block_ioctl+0x6e/0x80 [ 624.046085][T32173] ? blkdev_iopoll+0x80/0x80 [ 624.050702][T32173] __se_sys_ioctl+0xcb/0x140 [ 624.055305][T32173] __x64_sys_ioctl+0x3f/0x50 [ 624.059877][T32173] do_syscall_64+0x44/0xa0 [ 624.064308][T32173] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 624.070198][T32173] RIP: 0033:0x7fe50967f7f7 [ 624.074693][T32173] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 624.094350][T32173] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 624.102786][T32173] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 624.110805][T32173] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 624.118794][T32173] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 624.126759][T32173] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 624.134717][T32173] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 624.152484][T32159] loop3: detected capacity change from 0 to 36 15:59:54 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 14) [ 624.162034][T32158] FAT-fs (loop5): bogus number of reserved sectors [ 624.163188][T32149] loop0: detected capacity change from 0 to 264192 [ 624.168594][T32158] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 624.184206][T32158] FAT-fs (loop5): Can't find a valid FAT filesystem [ 624.191405][T32161] loop4: detected capacity change from 0 to 87 [ 624.208850][T32159] FAT-fs (loop3): bogus number of reserved sectors 15:59:54 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 20) [ 624.209129][T32161] FAT-fs (loop4): bogus number of reserved sectors [ 624.215408][T32159] FAT-fs (loop3): Can't find a valid FAT filesystem [ 624.221892][T32161] FAT-fs (loop4): Can't find a valid FAT filesystem [ 624.238843][T32196] FAULT_INJECTION: forcing a failure. [ 624.238843][T32196] name failslab, interval 1, probability 0, space 0, times 0 [ 624.239833][T32197] FAULT_INJECTION: forcing a failure. [ 624.239833][T32197] name failslab, interval 1, probability 0, space 0, times 0 [ 624.251480][T32196] CPU: 0 PID: 32196 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 624.272792][T32196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 624.282830][T32196] Call Trace: [ 624.286094][T32196] dump_stack_lvl+0xd6/0x122 [ 624.290676][T32196] dump_stack+0x11/0x1b [ 624.294873][T32196] should_fail+0x23c/0x250 [ 624.299294][T32196] __should_failslab+0x81/0x90 [ 624.304056][T32196] should_failslab+0x5/0x20 [ 624.308572][T32196] kmem_cache_alloc_node+0x61/0x2c0 [ 624.313845][T32196] ? __alloc_skb+0xed/0x420 [ 624.318334][T32196] __alloc_skb+0xed/0x420 [ 624.322668][T32196] alloc_uevent_skb+0x5b/0x120 [ 624.327422][T32196] kobject_uevent_env+0x863/0xc40 [ 624.332435][T32196] disk_force_media_change+0xe3/0x170 [ 624.337809][T32196] loop_configure+0x6c0/0xeb0 [ 624.342548][T32196] lo_ioctl+0x618/0x13e0 [ 624.346779][T32196] ? path_openat+0x18d4/0x1ec0 [ 624.351614][T32196] ? blkdev_common_ioctl+0x438/0x1110 [ 624.357050][T32196] ? selinux_file_ioctl+0x981/0xa10 [ 624.362235][T32196] ? lo_release+0x120/0x120 [ 624.366727][T32196] blkdev_ioctl+0x1d0/0x3f0 [ 624.371274][T32196] block_ioctl+0x6e/0x80 [ 624.375503][T32196] ? blkdev_iopoll+0x80/0x80 [ 624.380075][T32196] __se_sys_ioctl+0xcb/0x140 [ 624.384687][T32196] __x64_sys_ioctl+0x3f/0x50 [ 624.389290][T32196] do_syscall_64+0x44/0xa0 [ 624.393714][T32196] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 624.399656][T32196] RIP: 0033:0x7f528eedb7f7 [ 624.404316][T32196] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 624.424000][T32196] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 624.432553][T32196] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 624.440511][T32196] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 624.448464][T32196] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 624.456436][T32196] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 624.464397][T32196] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 624.472360][T32197] CPU: 1 PID: 32197 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 624.481127][T32197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 624.483077][T32196] FAT-fs (loop2): bogus number of reserved sectors [ 624.491184][T32197] Call Trace: [ 624.491195][T32197] dump_stack_lvl+0xd6/0x122 [ 624.491220][T32197] dump_stack+0x11/0x1b [ 624.497803][T32196] FAT-fs (loop2): Can't find a valid FAT filesystem [ 624.501030][T32197] should_fail+0x23c/0x250 [ 624.520713][T32197] ? kzalloc+0x16/0x20 [ 624.524769][T32197] __should_failslab+0x81/0x90 [ 624.529566][T32197] should_failslab+0x5/0x20 [ 624.534085][T32197] __kmalloc+0x6f/0x350 [ 624.538229][T32197] ? number+0xa13/0xb60 [ 624.542365][T32197] kzalloc+0x16/0x20 [ 624.546245][T32197] apply_wqattrs_prepare+0x3a/0x630 [ 624.551440][T32197] ? vsnprintf+0xe8f/0xed0 [ 624.556016][T32197] apply_workqueue_attrs+0x9e/0x100 [ 624.561301][T32197] alloc_workqueue+0x777/0xad0 [ 624.566138][T32197] ? disk_unblock_events+0x35/0x40 [ 624.571274][T32197] ? bd_prepare_to_claim+0x1e6/0x270 [ 624.576547][T32197] ? loop_attr_do_show_dio+0x70/0x70 [ 624.581847][T32197] ? loop_set_status_from_info+0x35e/0x3a0 [ 624.587774][T32197] loop_configure+0x681/0xeb0 [ 624.592437][T32197] lo_ioctl+0x618/0x13e0 [ 624.596679][T32197] ? path_openat+0x18d4/0x1ec0 [ 624.601433][T32197] ? blkdev_common_ioctl+0x438/0x1110 [ 624.606796][T32197] ? selinux_file_ioctl+0x981/0xa10 [ 624.611999][T32197] ? lo_release+0x120/0x120 [ 624.616502][T32197] blkdev_ioctl+0x1d0/0x3f0 [ 624.621017][T32197] block_ioctl+0x6e/0x80 [ 624.625311][T32197] ? blkdev_iopoll+0x80/0x80 [ 624.630016][T32197] __se_sys_ioctl+0xcb/0x140 [ 624.634721][T32197] __x64_sys_ioctl+0x3f/0x50 [ 624.639370][T32197] do_syscall_64+0x44/0xa0 [ 624.643824][T32197] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 624.649718][T32197] RIP: 0033:0x7fe50967f7f7 [ 624.654151][T32197] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 624.673758][T32197] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 624.682219][T32197] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 624.690178][T32197] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 624.698135][T32197] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 624.706091][T32197] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 15:59:54 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 15) [ 624.714057][T32197] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 15:59:54 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 15:59:54 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4c00, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:54 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xaf03, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:54 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xffffff8c, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:54 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 21) [ 624.769010][T32213] FAULT_INJECTION: forcing a failure. [ 624.769010][T32213] name failslab, interval 1, probability 0, space 0, times 0 [ 624.781658][T32213] CPU: 1 PID: 32213 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 624.790424][T32213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 624.800489][T32213] Call Trace: [ 624.803774][T32213] dump_stack_lvl+0xd6/0x122 [ 624.808708][T32213] dump_stack+0x11/0x1b [ 624.812973][T32213] should_fail+0x23c/0x250 [ 624.817424][T32213] __should_failslab+0x81/0x90 [ 624.822203][T32213] ? apply_wqattrs_prepare+0x5f/0x630 [ 624.827684][T32213] should_failslab+0x5/0x20 [ 624.832274][T32213] kmem_cache_alloc_trace+0x52/0x320 [ 624.837643][T32213] apply_wqattrs_prepare+0x5f/0x630 [ 624.842853][T32213] ? vsnprintf+0xe8f/0xed0 [ 624.847302][T32213] apply_workqueue_attrs+0x9e/0x100 [ 624.852490][T32213] alloc_workqueue+0x777/0xad0 [ 624.857245][T32213] ? disk_unblock_events+0x35/0x40 [ 624.862371][T32213] ? bd_prepare_to_claim+0x1e6/0x270 [ 624.867638][T32213] ? loop_attr_do_show_dio+0x70/0x70 [ 624.873005][T32213] ? loop_set_status_from_info+0x35e/0x3a0 [ 624.878822][T32213] loop_configure+0x681/0xeb0 [ 624.883493][T32213] lo_ioctl+0x618/0x13e0 [ 624.887782][T32213] ? path_openat+0x18d4/0x1ec0 [ 624.892678][T32213] ? blkdev_common_ioctl+0x438/0x1110 [ 624.898038][T32213] ? selinux_file_ioctl+0x981/0xa10 [ 624.903258][T32213] ? lo_release+0x120/0x120 [ 624.907766][T32213] blkdev_ioctl+0x1d0/0x3f0 [ 624.912323][T32213] block_ioctl+0x6e/0x80 [ 624.916547][T32213] ? blkdev_iopoll+0x80/0x80 [ 624.921324][T32213] __se_sys_ioctl+0xcb/0x140 [ 624.925906][T32213] __x64_sys_ioctl+0x3f/0x50 [ 624.930513][T32213] do_syscall_64+0x44/0xa0 [ 624.934954][T32213] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 624.940886][T32213] RIP: 0033:0x7fe50967f7f7 [ 624.945376][T32213] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 624.965022][T32213] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 624.973425][T32213] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 624.981387][T32213] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 624.989455][T32213] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 624.997437][T32213] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 625.005397][T32213] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 625.019272][T32218] loop3: detected capacity change from 0 to 38 [ 625.022605][T32219] loop4: detected capacity change from 0 to 87 [ 625.033117][T32223] FAULT_INJECTION: forcing a failure. [ 625.033117][T32223] name failslab, interval 1, probability 0, space 0, times 0 [ 625.042042][T32218] FAT-fs (loop3): bogus number of reserved sectors [ 625.045826][T32223] CPU: 0 PID: 32223 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 15:59:55 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 16) [ 625.045851][T32223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 625.045861][T32223] Call Trace: [ 625.045869][T32223] dump_stack_lvl+0xd6/0x122 [ 625.052420][T32218] FAT-fs (loop3): Can't find a valid FAT filesystem [ 625.061167][T32223] dump_stack+0x11/0x1b [ 625.061195][T32223] should_fail+0x23c/0x250 [ 625.061213][T32223] __should_failslab+0x81/0x90 [ 625.083025][T32219] FAT-fs (loop4): bogus number of reserved sectors [ 625.085911][T32223] should_failslab+0x5/0x20 [ 625.090082][T32219] FAT-fs (loop4): Can't find a valid FAT filesystem [ 625.094336][T32230] FAULT_INJECTION: forcing a failure. [ 625.094336][T32230] name failslab, interval 1, probability 0, space 0, times 0 [ 625.094490][T32223] kmem_cache_alloc_node_trace+0x61/0x2e0 [ 625.094518][T32223] ? __kmalloc_node_track_caller+0x30/0x40 [ 625.140937][T32223] __kmalloc_node_track_caller+0x30/0x40 [ 625.146576][T32223] ? alloc_uevent_skb+0x5b/0x120 [ 625.151755][T32223] __alloc_skb+0x187/0x420 [ 625.156219][T32223] alloc_uevent_skb+0x5b/0x120 [ 625.161008][T32223] kobject_uevent_env+0x863/0xc40 [ 625.166033][T32223] ? mutex_unlock+0x17/0x20 [ 625.170538][T32223] disk_force_media_change+0xe3/0x170 [ 625.175906][T32223] loop_configure+0x6c0/0xeb0 [ 625.180618][T32223] lo_ioctl+0x618/0x13e0 [ 625.184911][T32223] ? path_openat+0x18d4/0x1ec0 [ 625.189668][T32223] ? blkdev_common_ioctl+0x438/0x1110 [ 625.195091][T32223] ? selinux_file_ioctl+0x981/0xa10 [ 625.200346][T32223] ? lo_release+0x120/0x120 [ 625.204841][T32223] blkdev_ioctl+0x1d0/0x3f0 [ 625.209333][T32223] block_ioctl+0x6e/0x80 [ 625.213780][T32223] ? blkdev_iopoll+0x80/0x80 [ 625.218354][T32223] __se_sys_ioctl+0xcb/0x140 [ 625.222996][T32223] __x64_sys_ioctl+0x3f/0x50 [ 625.227604][T32223] do_syscall_64+0x44/0xa0 [ 625.232008][T32223] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 625.237917][T32223] RIP: 0033:0x7f528eedb7f7 [ 625.242318][T32223] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 625.261925][T32223] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 625.270320][T32223] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 625.278283][T32223] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 625.286428][T32223] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 625.294384][T32223] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 625.302340][T32223] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 625.310328][T32230] CPU: 1 PID: 32230 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 625.319111][T32230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 625.323781][T32223] FAT-fs (loop2): bogus number of reserved sectors [ 625.329165][T32230] Call Trace: [ 625.329176][T32230] dump_stack_lvl+0xd6/0x122 [ 625.335731][T32223] FAT-fs (loop2): Can't find a valid FAT filesystem [ 625.338962][T32230] dump_stack+0x11/0x1b [ 625.345677][T32224] loop0: detected capacity change from 0 to 264192 [ 625.350092][T32230] should_fail+0x23c/0x250 [ 625.350116][T32230] __should_failslab+0x81/0x90 [ 625.360307][T32222] FAT-fs (loop5): bogus number of reserved sectors [ 625.360750][T32230] ? apply_wqattrs_prepare+0xbe/0x630 [ 625.365199][T32222] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 625.369888][T32230] should_failslab+0x5/0x20 [ 625.376400][T32222] FAT-fs (loop5): Can't find a valid FAT filesystem [ 625.381717][T32230] kmem_cache_alloc_trace+0x52/0x320 [ 625.407408][T32230] ? apply_wqattrs_prepare+0x5f/0x630 [ 625.412914][T32230] apply_wqattrs_prepare+0xbe/0x630 [ 625.418193][T32230] ? vsnprintf+0xe8f/0xed0 [ 625.422593][T32230] apply_workqueue_attrs+0x9e/0x100 [ 625.427793][T32230] alloc_workqueue+0x777/0xad0 [ 625.432575][T32230] ? disk_unblock_events+0x35/0x40 [ 625.437674][T32230] ? bd_prepare_to_claim+0x1e6/0x270 [ 625.442954][T32230] ? loop_attr_do_show_dio+0x70/0x70 [ 625.448259][T32230] ? loop_set_status_from_info+0x35e/0x3a0 [ 625.454063][T32230] loop_configure+0x681/0xeb0 [ 625.458840][T32230] lo_ioctl+0x618/0x13e0 [ 625.463071][T32230] ? path_openat+0x18d4/0x1ec0 [ 625.467880][T32230] ? blkdev_common_ioctl+0x438/0x1110 [ 625.473267][T32230] ? selinux_file_ioctl+0x981/0xa10 [ 625.478555][T32230] ? lo_release+0x120/0x120 [ 625.483093][T32230] blkdev_ioctl+0x1d0/0x3f0 [ 625.487596][T32230] block_ioctl+0x6e/0x80 [ 625.491876][T32230] ? blkdev_iopoll+0x80/0x80 [ 625.496533][T32230] __se_sys_ioctl+0xcb/0x140 [ 625.501104][T32230] __x64_sys_ioctl+0x3f/0x50 [ 625.505689][T32230] do_syscall_64+0x44/0xa0 [ 625.510104][T32230] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 625.516002][T32230] RIP: 0033:0x7fe50967f7f7 [ 625.520407][T32230] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 625.540435][T32230] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 625.548838][T32230] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 625.556833][T32230] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 15:59:55 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 17) [ 625.564788][T32230] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 625.572742][T32230] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 625.580699][T32230] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 625.606213][T32224] loop0: detected capacity change from 0 to 264192 [ 625.615357][T32222] FAT-fs (loop5): bogus number of reserved sectors 15:59:55 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 22) [ 625.621001][T32219] loop4: detected capacity change from 0 to 87 [ 625.621973][T32222] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 625.637322][T32222] FAT-fs (loop5): Can't find a valid FAT filesystem [ 625.649393][T32219] FAT-fs (loop4): bogus number of reserved sectors [ 625.655986][T32219] FAT-fs (loop4): Can't find a valid FAT filesystem [ 625.665661][T32260] FAULT_INJECTION: forcing a failure. [ 625.665661][T32260] name failslab, interval 1, probability 0, space 0, times 0 [ 625.672771][T32261] FAULT_INJECTION: forcing a failure. [ 625.672771][T32261] name failslab, interval 1, probability 0, space 0, times 0 [ 625.678308][T32260] CPU: 1 PID: 32260 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 625.699572][T32260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 625.709621][T32260] Call Trace: [ 625.712895][T32260] dump_stack_lvl+0xd6/0x122 [ 625.717481][T32260] dump_stack+0x11/0x1b [ 625.721622][T32260] should_fail+0x23c/0x250 [ 625.726032][T32260] ? skb_clone+0x12c/0x1f0 [ 625.730438][T32260] __should_failslab+0x81/0x90 [ 625.735227][T32260] should_failslab+0x5/0x20 [ 625.739790][T32260] kmem_cache_alloc+0x4f/0x300 [ 625.746451][T32260] skb_clone+0x12c/0x1f0 [ 625.750723][T32260] netlink_broadcast_filtered+0x4fd/0xb60 [ 625.756424][T32260] ? skb_put+0xb9/0xf0 [ 625.760587][T32260] netlink_broadcast+0x35/0x50 [ 625.765333][T32260] kobject_uevent_env+0x8c9/0xc40 [ 625.770345][T32260] disk_force_media_change+0xe3/0x170 [ 625.775706][T32260] loop_configure+0x6c0/0xeb0 [ 625.780379][T32260] lo_ioctl+0x618/0x13e0 [ 625.784625][T32260] ? path_openat+0x18d4/0x1ec0 [ 625.789389][T32260] ? blkdev_common_ioctl+0x438/0x1110 [ 625.794750][T32260] ? selinux_file_ioctl+0x981/0xa10 [ 625.799936][T32260] ? lo_release+0x120/0x120 [ 625.805044][T32260] blkdev_ioctl+0x1d0/0x3f0 [ 625.809543][T32260] block_ioctl+0x6e/0x80 [ 625.813807][T32260] ? blkdev_iopoll+0x80/0x80 [ 625.818387][T32260] __se_sys_ioctl+0xcb/0x140 [ 625.822961][T32260] __x64_sys_ioctl+0x3f/0x50 [ 625.827537][T32260] do_syscall_64+0x44/0xa0 [ 625.832042][T32260] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 625.837934][T32260] RIP: 0033:0x7f528eedb7f7 [ 625.842349][T32260] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 625.861988][T32260] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 625.870439][T32260] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 625.878391][T32260] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 625.886392][T32260] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 625.894346][T32260] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 625.902396][T32260] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 625.910383][T32261] CPU: 0 PID: 32261 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 625.919153][T32261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 625.925795][T32250] loop3: detected capacity change from 0 to 38 [ 625.929293][T32261] Call Trace: [ 625.929303][T32261] dump_stack_lvl+0xd6/0x122 [ 625.936172][T32260] FAT-fs (loop2): bogus number of reserved sectors [ 625.938807][T32261] dump_stack+0x11/0x1b [ 625.938838][T32261] should_fail+0x23c/0x250 [ 625.938855][T32261] __should_failslab+0x81/0x90 [ 625.938872][T32261] should_failslab+0x5/0x20 [ 625.943486][T32260] FAT-fs (loop2): Can't find a valid FAT filesystem [ 625.950019][T32261] kmem_cache_alloc_node+0x61/0x2c0 [ 625.979616][T32261] ? alloc_unbound_pwq+0x3e6/0x780 [ 625.984708][T32261] alloc_unbound_pwq+0x3e6/0x780 [ 625.989632][T32261] apply_wqattrs_prepare+0x1ed/0x630 [ 625.994897][T32261] ? vsnprintf+0xe8f/0xed0 [ 625.999341][T32261] apply_workqueue_attrs+0x9e/0x100 [ 626.004607][T32261] alloc_workqueue+0x777/0xad0 [ 626.009763][T32261] ? disk_unblock_events+0x35/0x40 [ 626.014942][T32261] ? bd_prepare_to_claim+0x1e6/0x270 [ 626.020432][T32261] ? loop_attr_do_show_dio+0x70/0x70 [ 626.025780][T32261] ? loop_set_status_from_info+0x35e/0x3a0 [ 626.032349][T32261] loop_configure+0x681/0xeb0 [ 626.037010][T32261] lo_ioctl+0x618/0x13e0 [ 626.041257][T32261] ? path_openat+0x18d4/0x1ec0 [ 626.046027][T32261] ? blkdev_common_ioctl+0x438/0x1110 [ 626.051395][T32261] ? selinux_file_ioctl+0x981/0xa10 [ 626.056684][T32261] ? lo_release+0x120/0x120 [ 626.061196][T32261] blkdev_ioctl+0x1d0/0x3f0 [ 626.065753][T32261] block_ioctl+0x6e/0x80 [ 626.069977][T32261] ? blkdev_iopoll+0x80/0x80 [ 626.074544][T32261] __se_sys_ioctl+0xcb/0x140 [ 626.079114][T32261] __x64_sys_ioctl+0x3f/0x50 [ 626.083699][T32261] do_syscall_64+0x44/0xa0 [ 626.088168][T32261] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 626.094049][T32261] RIP: 0033:0x7fe50967f7f7 [ 626.098463][T32261] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 15:59:56 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 18) 15:59:56 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xffffffda, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 626.118630][T32261] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 626.127074][T32261] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 626.135031][T32261] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 626.143004][T32261] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 626.150969][T32261] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 626.158991][T32261] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 15:59:56 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb003, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:56 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:56 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 626.198934][T32272] loop0: detected capacity change from 0 to 264192 [ 626.235951][T32284] loop4: detected capacity change from 0 to 88 [ 626.243725][T32272] loop0: detected capacity change from 0 to 264192 [ 626.244969][T32283] FAULT_INJECTION: forcing a failure. [ 626.244969][T32283] name failslab, interval 1, probability 0, space 0, times 0 [ 626.252386][T32284] FAT-fs (loop4): bogus number of reserved sectors [ 626.262876][T32283] CPU: 0 PID: 32283 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 626.269361][T32284] FAT-fs (loop4): Can't find a valid FAT filesystem [ 626.278219][T32283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 626.278233][T32283] Call Trace: 15:59:56 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 23) [ 626.278240][T32283] dump_stack_lvl+0xd6/0x122 [ 626.294865][T32290] FAT-fs (loop5): bogus number of reserved sectors [ 626.294938][T32283] dump_stack+0x11/0x1b [ 626.298417][T32290] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 626.302971][T32283] should_fail+0x23c/0x250 [ 626.302996][T32283] __should_failslab+0x81/0x90 [ 626.309479][T32290] FAT-fs (loop5): Can't find a valid FAT filesystem [ 626.313610][T32283] ? kobject_uevent_env+0x1a7/0xc40 [ 626.313638][T32283] should_failslab+0x5/0x20 [ 626.329316][T32296] FAULT_INJECTION: forcing a failure. [ 626.329316][T32296] name failslab, interval 1, probability 0, space 0, times 0 [ 626.331854][T32283] kmem_cache_alloc_trace+0x52/0x320 [ 626.331879][T32283] ? pwq_adjust_max_active+0x491/0x4b0 [ 626.371812][T32283] ? dev_uevent_filter+0x70/0x70 [ 626.376744][T32283] kobject_uevent_env+0x1a7/0xc40 [ 626.381763][T32283] ? __list_add_valid+0x28/0x90 [ 626.386614][T32283] ? alloc_workqueue+0xa18/0xad0 [ 626.391556][T32283] disk_force_media_change+0xe3/0x170 [ 626.396942][T32283] loop_configure+0x6c0/0xeb0 [ 626.401617][T32283] lo_ioctl+0x618/0x13e0 [ 626.405949][T32283] ? path_openat+0x18d4/0x1ec0 [ 626.410714][T32283] ? blkdev_common_ioctl+0x438/0x1110 [ 626.416069][T32283] ? selinux_file_ioctl+0x981/0xa10 [ 626.421253][T32283] ? lo_release+0x120/0x120 [ 626.426057][T32283] blkdev_ioctl+0x1d0/0x3f0 [ 626.430549][T32283] block_ioctl+0x6e/0x80 [ 626.434774][T32283] ? blkdev_iopoll+0x80/0x80 [ 626.439356][T32283] __se_sys_ioctl+0xcb/0x140 [ 626.443929][T32283] __x64_sys_ioctl+0x3f/0x50 [ 626.448505][T32283] do_syscall_64+0x44/0xa0 [ 626.452959][T32283] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 626.458842][T32283] RIP: 0033:0x7fe50967f7f7 [ 626.463241][T32283] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 626.483023][T32283] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 626.491422][T32283] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 626.499391][T32283] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 626.507348][T32283] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 626.515339][T32283] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 626.523293][T32283] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 626.531341][T32296] CPU: 1 PID: 32296 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 626.540173][T32283] FAT-fs (loop1): bogus number of reserved sectors [ 626.540219][T32296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 626.546747][T32283] FAT-fs (loop1): Can't find a valid FAT filesystem [ 626.556738][T32296] Call Trace: [ 626.556750][T32296] dump_stack_lvl+0xd6/0x122 [ 626.556773][T32296] dump_stack+0x11/0x1b [ 626.556790][T32296] should_fail+0x23c/0x250 [ 626.579886][T32296] __should_failslab+0x81/0x90 [ 626.584700][T32296] ? call_usermodehelper_setup+0x71/0x190 [ 626.590708][T32296] should_failslab+0x5/0x20 [ 626.595446][T32296] kmem_cache_alloc_trace+0x52/0x320 [ 626.600739][T32296] call_usermodehelper_setup+0x71/0x190 [ 626.606274][T32296] ? add_uevent_var+0x1d0/0x1d0 [ 626.611117][T32296] kobject_uevent_env+0xb29/0xc40 [ 626.616210][T32296] disk_force_media_change+0xe3/0x170 [ 626.621574][T32296] loop_configure+0x6c0/0xeb0 [ 626.626273][T32296] lo_ioctl+0x618/0x13e0 [ 626.630548][T32296] ? path_openat+0x18d4/0x1ec0 [ 626.635302][T32296] ? blkdev_common_ioctl+0x438/0x1110 [ 626.640702][T32296] ? selinux_file_ioctl+0x981/0xa10 [ 626.646007][T32296] ? lo_release+0x120/0x120 [ 626.650542][T32296] blkdev_ioctl+0x1d0/0x3f0 [ 626.655035][T32296] block_ioctl+0x6e/0x80 [ 626.659263][T32296] ? blkdev_iopoll+0x80/0x80 [ 626.663836][T32296] __se_sys_ioctl+0xcb/0x140 [ 626.668418][T32296] __x64_sys_ioctl+0x3f/0x50 [ 626.673003][T32296] do_syscall_64+0x44/0xa0 [ 626.677508][T32296] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 626.683464][T32296] RIP: 0033:0x7f528eedb7f7 [ 626.687894][T32296] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 626.707803][T32296] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 626.716200][T32296] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 626.724530][T32296] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 626.732610][T32296] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 626.740580][T32296] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 15:59:56 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfffffff6, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 626.748630][T32296] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 626.767211][T32296] FAT-fs (loop2): bogus number of reserved sectors [ 626.773785][T32296] FAT-fs (loop2): Can't find a valid FAT filesystem [ 626.790688][T32284] loop4: detected capacity change from 0 to 88 [ 626.797029][T32290] FAT-fs (loop5): bogus number of reserved sectors [ 626.803576][T32290] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 626.806843][T32316] loop0: detected capacity change from 0 to 264192 [ 626.812716][T32290] FAT-fs (loop5): Can't find a valid FAT filesystem [ 626.817834][T32284] FAT-fs (loop4): bogus number of reserved sectors [ 626.823031][T32311] loop3: detected capacity change from 0 to 48 [ 626.825883][T32284] FAT-fs (loop4): Can't find a valid FAT filesystem [ 626.840140][T32311] FAT-fs (loop3): bogus number of reserved sectors 15:59:57 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 15:59:57 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 24) 15:59:57 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 19) [ 626.851599][T32311] FAT-fs (loop3): Can't find a valid FAT filesystem 15:59:57 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb103, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 626.902582][T32334] FAT-fs (loop5): bogus number of reserved sectors [ 626.909117][T32334] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 626.918264][T32334] FAT-fs (loop5): Can't find a valid FAT filesystem [ 626.931569][T32316] loop0: detected capacity change from 0 to 264192 [ 626.935059][T32346] FAULT_INJECTION: forcing a failure. [ 626.935059][T32346] name failslab, interval 1, probability 0, space 0, times 0 [ 626.941267][T32340] loop4: detected capacity change from 0 to 88 [ 626.950749][T32346] CPU: 0 PID: 32346 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 626.957643][T32345] FAULT_INJECTION: forcing a failure. [ 626.957643][T32345] name failslab, interval 1, probability 0, space 0, times 0 [ 626.965656][T32346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 626.965671][T32346] Call Trace: [ 626.965678][T32346] dump_stack_lvl+0xd6/0x122 [ 626.996137][T32346] dump_stack+0x11/0x1b [ 627.000281][T32346] should_fail+0x23c/0x250 [ 627.004690][T32346] ? kzalloc+0x1d/0x30 [ 627.008818][T32346] __should_failslab+0x81/0x90 [ 627.013571][T32346] should_failslab+0x5/0x20 [ 627.018066][T32346] __kmalloc+0x6f/0x350 [ 627.022212][T32346] kzalloc+0x1d/0x30 [ 627.026289][T32346] kobject_get_path+0x7c/0x110 [ 627.031042][T32346] kobject_uevent_env+0x1be/0xc40 [ 627.036108][T32346] ? __list_add_valid+0x28/0x90 [ 627.041015][T32346] ? alloc_workqueue+0xa18/0xad0 [ 627.045947][T32346] disk_force_media_change+0xe3/0x170 [ 627.051349][T32346] loop_configure+0x6c0/0xeb0 [ 627.056115][T32346] lo_ioctl+0x618/0x13e0 [ 627.060347][T32346] ? path_openat+0x18d4/0x1ec0 [ 627.065133][T32346] ? blkdev_common_ioctl+0x438/0x1110 [ 627.070507][T32346] ? selinux_file_ioctl+0x981/0xa10 [ 627.075695][T32346] ? lo_release+0x120/0x120 [ 627.080187][T32346] blkdev_ioctl+0x1d0/0x3f0 [ 627.084677][T32346] block_ioctl+0x6e/0x80 [ 627.088904][T32346] ? blkdev_iopoll+0x80/0x80 [ 627.093478][T32346] __se_sys_ioctl+0xcb/0x140 [ 627.098156][T32346] __x64_sys_ioctl+0x3f/0x50 [ 627.102762][T32346] do_syscall_64+0x44/0xa0 [ 627.107172][T32346] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 627.113134][T32346] RIP: 0033:0x7fe50967f7f7 [ 627.117625][T32346] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 627.137219][T32346] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 627.145703][T32346] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 627.153671][T32346] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 627.161636][T32346] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 627.169606][T32346] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 627.177602][T32346] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 627.185632][T32345] CPU: 1 PID: 32345 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 627.194394][T32345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 627.204451][T32345] Call Trace: [ 627.208150][T32345] dump_stack_lvl+0xd6/0x122 [ 627.212810][T32345] dump_stack+0x11/0x1b [ 627.217006][T32345] should_fail+0x23c/0x250 [ 627.221426][T32345] ? __kernfs_new_node+0x6a/0x330 [ 627.226458][T32345] __should_failslab+0x81/0x90 [ 627.231229][T32345] should_failslab+0x5/0x20 [ 627.235717][T32345] kmem_cache_alloc+0x4f/0x300 [ 627.240474][T32345] ? _raw_spin_unlock_irqrestore+0x27/0x40 [ 627.246283][T32345] __kernfs_new_node+0x6a/0x330 [ 627.251127][T32345] ? ___cache_free+0x3c/0x300 [ 627.255890][T32345] ? kfree+0xf8/0x1d0 [ 627.259852][T32345] kernfs_create_dir_ns+0x5e/0x140 [ 627.264954][T32345] internal_create_group+0x148/0x860 [ 627.270230][T32345] ? __invalidate_device+0xb0/0xc0 [ 627.275382][T32345] ? set_disk_ro+0x73/0x110 [ 627.279921][T32345] sysfs_create_group+0x1b/0x20 [ 627.284754][T32345] loop_configure+0xbcd/0xeb0 [ 627.289422][T32345] lo_ioctl+0x618/0x13e0 [ 627.293663][T32345] ? path_openat+0x18d4/0x1ec0 [ 627.298464][T32345] ? blkdev_common_ioctl+0x438/0x1110 [ 627.303827][T32345] ? selinux_file_ioctl+0x981/0xa10 [ 627.309017][T32345] ? lo_release+0x120/0x120 [ 627.313512][T32345] blkdev_ioctl+0x1d0/0x3f0 [ 627.317997][T32345] block_ioctl+0x6e/0x80 [ 627.322243][T32345] ? blkdev_iopoll+0x80/0x80 [ 627.326816][T32345] __se_sys_ioctl+0xcb/0x140 [ 627.331460][T32345] __x64_sys_ioctl+0x3f/0x50 [ 627.336038][T32345] do_syscall_64+0x44/0xa0 [ 627.340493][T32345] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 627.346376][T32345] RIP: 0033:0x7f528eedb7f7 [ 627.350772][T32345] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 627.370389][T32345] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 627.378846][T32345] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 627.386875][T32345] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 627.394876][T32345] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 627.402941][T32345] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 627.410922][T32345] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 627.425179][T32345] FAT-fs (loop2): bogus number of reserved sectors [ 627.426402][T32340] FAT-fs (loop4): bogus number of reserved sectors [ 627.431716][T32345] FAT-fs (loop2): Can't find a valid FAT filesystem [ 627.445010][T32340] FAT-fs (loop4): Can't find a valid FAT filesystem [ 627.460008][T32311] loop3: detected capacity change from 0 to 48 [ 627.464511][T32346] FAT-fs (loop1): bogus number of reserved sectors [ 627.472739][T32346] FAT-fs (loop1): Can't find a valid FAT filesystem [ 627.473653][T32311] FAT-fs (loop3): bogus number of reserved sectors [ 627.485920][T32311] FAT-fs (loop3): Can't find a valid FAT filesystem [ 627.503076][T32334] FAT-fs (loop5): bogus number of reserved sectors 15:59:57 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfffffffe, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:57 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6800, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:57 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 25) [ 627.509609][T32334] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 627.518754][T32334] FAT-fs (loop5): Can't find a valid FAT filesystem [ 627.532196][T32340] loop4: detected capacity change from 0 to 88 [ 627.559311][T32340] FAT-fs (loop4): bogus number of reserved sectors [ 627.565866][T32340] FAT-fs (loop4): Can't find a valid FAT filesystem [ 627.570639][T32376] FAULT_INJECTION: forcing a failure. [ 627.570639][T32376] name failslab, interval 1, probability 0, space 0, times 0 [ 627.585068][T32376] CPU: 0 PID: 32376 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 627.585242][T32373] loop0: detected capacity change from 0 to 264192 [ 627.593834][T32376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 627.593850][T32376] Call Trace: [ 627.593857][T32376] dump_stack_lvl+0xd6/0x122 [ 627.618216][T32376] dump_stack+0x11/0x1b [ 627.618913][T32379] loop3: detected capacity change from 0 to 52 [ 627.622402][T32376] should_fail+0x23c/0x250 [ 627.622423][T32376] ? __kernfs_new_node+0x6a/0x330 [ 627.638238][T32376] __should_failslab+0x81/0x90 [ 627.643053][T32376] should_failslab+0x5/0x20 [ 627.647561][T32376] kmem_cache_alloc+0x4f/0x300 [ 627.652316][T32376] __kernfs_new_node+0x6a/0x330 [ 627.657192][T32376] ? __down_write_common+0x42/0x830 [ 627.662388][T32376] ? idr_alloc_cyclic+0x26b/0x2f0 [ 627.667505][T32376] ? __down_write_common+0x42/0x830 [ 627.672755][T32376] ? rb_insert_color+0x7e/0x310 [ 627.677604][T32376] kernfs_new_node+0x5b/0xd0 [ 627.679728][T32379] FAT-fs (loop3): bogus number of reserved sectors [ 627.682203][T32376] __kernfs_create_file+0x45/0x1a0 [ 627.688740][T32379] FAT-fs (loop3): Can't find a valid FAT filesystem [ 627.693820][T32376] sysfs_add_file_mode_ns+0x1c1/0x250 [ 627.693849][T32376] internal_create_group+0x2f4/0x860 15:59:57 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xedc000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:57 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 20) [ 627.693868][T32376] ? set_disk_ro+0x73/0x110 [ 627.715563][T32376] sysfs_create_group+0x1b/0x20 [ 627.720438][T32376] loop_configure+0xbcd/0xeb0 [ 627.725129][T32376] lo_ioctl+0x618/0x13e0 [ 627.729378][T32376] ? path_openat+0x18d4/0x1ec0 [ 627.734239][T32376] ? blkdev_common_ioctl+0x438/0x1110 [ 627.739627][T32376] ? selinux_file_ioctl+0x981/0xa10 [ 627.744870][T32376] ? lo_release+0x120/0x120 [ 627.749372][T32376] blkdev_ioctl+0x1d0/0x3f0 [ 627.752186][T32394] FAULT_INJECTION: forcing a failure. [ 627.752186][T32394] name failslab, interval 1, probability 0, space 0, times 0 [ 627.753937][T32376] block_ioctl+0x6e/0x80 [ 627.753962][T32376] ? blkdev_iopoll+0x80/0x80 [ 627.753979][T32376] __se_sys_ioctl+0xcb/0x140 [ 627.780044][T32376] __x64_sys_ioctl+0x3f/0x50 [ 627.784642][T32376] do_syscall_64+0x44/0xa0 [ 627.789108][T32376] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 627.795086][T32376] RIP: 0033:0x7f528eedb7f7 [ 627.799483][T32376] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 627.819086][T32376] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 627.827745][T32376] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 627.835810][T32376] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 627.843765][T32376] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 627.851735][T32376] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 627.859695][T32376] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 627.867708][T32394] CPU: 1 PID: 32394 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 627.876494][T32394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 627.886540][T32394] Call Trace: [ 627.889915][T32394] dump_stack_lvl+0xd6/0x122 [ 627.894495][T32394] dump_stack+0x11/0x1b [ 627.898648][T32394] should_fail+0x23c/0x250 [ 627.903088][T32394] __should_failslab+0x81/0x90 [ 627.907833][T32394] should_failslab+0x5/0x20 [ 627.912322][T32394] kmem_cache_alloc_node+0x61/0x2c0 [ 627.917517][T32394] ? __alloc_skb+0xed/0x420 [ 627.922016][T32394] __alloc_skb+0xed/0x420 [ 627.926364][T32394] alloc_uevent_skb+0x5b/0x120 [ 627.931148][T32394] kobject_uevent_env+0x863/0xc40 [ 627.936158][T32394] disk_force_media_change+0xe3/0x170 [ 627.941511][T32394] loop_configure+0x6c0/0xeb0 [ 627.946208][T32394] lo_ioctl+0x618/0x13e0 [ 627.950430][T32394] ? path_openat+0x18d4/0x1ec0 [ 627.955183][T32394] ? blkdev_common_ioctl+0x438/0x1110 [ 627.960638][T32394] ? selinux_file_ioctl+0x981/0xa10 [ 627.965885][T32394] ? lo_release+0x120/0x120 [ 627.970409][T32394] blkdev_ioctl+0x1d0/0x3f0 [ 627.974899][T32394] block_ioctl+0x6e/0x80 [ 627.979192][T32394] ? blkdev_iopoll+0x80/0x80 [ 627.983759][T32394] __se_sys_ioctl+0xcb/0x140 [ 627.988325][T32394] __x64_sys_ioctl+0x3f/0x50 [ 627.992941][T32394] do_syscall_64+0x44/0xa0 [ 627.997338][T32394] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 628.003306][T32394] RIP: 0033:0x7fe50967f7f7 [ 628.007972][T32394] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 628.027656][T32394] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 628.036051][T32394] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 628.044089][T32394] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 628.052056][T32394] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff 15:59:58 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb203, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 15:59:58 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 628.060021][T32394] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 628.068025][T32394] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 628.098477][T32394] FAT-fs (loop1): bogus number of reserved sectors [ 628.105083][T32394] FAT-fs (loop1): Can't find a valid FAT filesystem 15:59:58 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6c00, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 628.122688][T32395] loop0: detected capacity change from 0 to 264192 [ 628.142260][T32376] FAT-fs (loop2): bogus number of reserved sectors [ 628.148824][T32376] FAT-fs (loop2): Can't find a valid FAT filesystem 15:59:58 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 26) [ 628.173261][T32411] FAT-fs (loop5): bogus number of reserved sectors [ 628.177014][T32414] loop3: detected capacity change from 0 to 54 [ 628.179822][T32411] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 628.188408][T32414] FAT-fs (loop3): bogus number of reserved sectors [ 628.195190][T32411] FAT-fs (loop5): Can't find a valid FAT filesystem [ 628.208296][T32414] FAT-fs (loop3): Can't find a valid FAT filesystem [ 628.219477][T32421] loop4: detected capacity change from 0 to 89 [ 628.236326][T32395] loop0: detected capacity change from 0 to 264192 [ 628.243289][T32411] FAT-fs (loop5): bogus number of reserved sectors [ 628.249822][T32411] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 628.258970][T32411] FAT-fs (loop5): Can't find a valid FAT filesystem [ 628.265968][T32436] FAULT_INJECTION: forcing a failure. [ 628.265968][T32436] name failslab, interval 1, probability 0, space 0, times 0 [ 628.278634][T32436] CPU: 1 PID: 32436 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 628.281718][T32414] loop3: detected capacity change from 0 to 54 [ 628.287394][T32436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 628.287407][T32436] Call Trace: [ 628.287414][T32436] dump_stack_lvl+0xd6/0x122 [ 628.304086][T32421] FAT-fs (loop4): bogus number of reserved sectors [ 628.306981][T32436] dump_stack+0x11/0x1b [ 628.307005][T32436] should_fail+0x23c/0x250 [ 628.311576][T32421] FAT-fs (loop4): Can't find a valid FAT filesystem [ 628.318057][T32436] ? __kernfs_new_node+0x6a/0x330 [ 628.318089][T32436] __should_failslab+0x81/0x90 [ 628.343005][T32436] should_failslab+0x5/0x20 [ 628.347554][T32436] kmem_cache_alloc+0x4f/0x300 [ 628.352315][T32436] ? __down_write_common+0x42/0x830 [ 628.357513][T32436] __kernfs_new_node+0x6a/0x330 [ 628.362420][T32436] ? up_write+0x25/0xc0 [ 628.366560][T32436] kernfs_new_node+0x5b/0xd0 [ 628.371139][T32436] __kernfs_create_file+0x45/0x1a0 [ 628.376241][T32436] sysfs_add_file_mode_ns+0x1c1/0x250 [ 628.381596][T32436] internal_create_group+0x2f4/0x860 [ 628.386863][T32436] ? set_disk_ro+0x73/0x110 [ 628.391385][T32436] sysfs_create_group+0x1b/0x20 [ 628.396234][T32436] loop_configure+0xbcd/0xeb0 [ 628.400931][T32436] lo_ioctl+0x618/0x13e0 [ 628.405215][T32436] ? path_openat+0x18d4/0x1ec0 [ 628.409978][T32436] ? blkdev_common_ioctl+0x438/0x1110 [ 628.415403][T32436] ? selinux_file_ioctl+0x981/0xa10 [ 628.420599][T32436] ? lo_release+0x120/0x120 [ 628.425149][T32436] blkdev_ioctl+0x1d0/0x3f0 [ 628.429634][T32436] block_ioctl+0x6e/0x80 [ 628.434024][T32436] ? blkdev_iopoll+0x80/0x80 [ 628.438592][T32436] __se_sys_ioctl+0xcb/0x140 [ 628.443178][T32436] __x64_sys_ioctl+0x3f/0x50 [ 628.447752][T32436] do_syscall_64+0x44/0xa0 [ 628.452156][T32436] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 628.458093][T32436] RIP: 0033:0x7f528eedb7f7 [ 628.462499][T32436] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 628.482089][T32436] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 628.490497][T32436] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 628.498478][T32436] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 628.506506][T32436] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 628.514696][T32436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 15:59:58 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 21) 15:59:58 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x1000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 628.522664][T32436] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 628.545554][T32448] FAULT_INJECTION: forcing a failure. [ 628.545554][T32448] name failslab, interval 1, probability 0, space 0, times 0 [ 628.558406][T32448] CPU: 0 PID: 32448 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 628.567269][T32448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 628.577310][T32448] Call Trace: [ 628.580577][T32448] dump_stack_lvl+0xd6/0x122 [ 628.585352][T32448] dump_stack+0x11/0x1b [ 628.589531][T32448] should_fail+0x23c/0x250 [ 628.593998][T32448] __should_failslab+0x81/0x90 [ 628.598846][T32448] should_failslab+0x5/0x20 [ 628.603346][T32448] kmem_cache_alloc_node_trace+0x61/0x2e0 [ 628.609096][T32448] ? __kmalloc_node_track_caller+0x30/0x40 [ 628.614892][T32448] __kmalloc_node_track_caller+0x30/0x40 [ 628.620533][T32448] ? alloc_uevent_skb+0x5b/0x120 [ 628.625615][T32448] __alloc_skb+0x187/0x420 [ 628.630047][T32448] alloc_uevent_skb+0x5b/0x120 [ 628.634798][T32448] kobject_uevent_env+0x863/0xc40 [ 628.639810][T32448] disk_force_media_change+0xe3/0x170 [ 628.645190][T32448] loop_configure+0x6c0/0xeb0 [ 628.649851][T32448] lo_ioctl+0x618/0x13e0 [ 628.654131][T32448] ? path_openat+0x18d4/0x1ec0 [ 628.658899][T32448] ? blkdev_common_ioctl+0x438/0x1110 [ 628.664276][T32448] ? selinux_file_ioctl+0x981/0xa10 [ 628.669472][T32448] ? lo_release+0x120/0x120 [ 628.673976][T32448] blkdev_ioctl+0x1d0/0x3f0 [ 628.678460][T32448] block_ioctl+0x6e/0x80 [ 628.682737][T32448] ? blkdev_iopoll+0x80/0x80 [ 628.687307][T32448] __se_sys_ioctl+0xcb/0x140 [ 628.691982][T32448] __x64_sys_ioctl+0x3f/0x50 [ 628.696570][T32448] do_syscall_64+0x44/0xa0 [ 628.700968][T32448] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 628.706848][T32448] RIP: 0033:0x7fe50967f7f7 [ 628.711244][T32448] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 628.730841][T32448] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 628.739328][T32448] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 628.747286][T32448] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 628.755246][T32448] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 628.763213][T32448] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 628.771264][T32448] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 628.794584][T32436] FAT-fs (loop2): bogus number of reserved sectors [ 628.801205][T32436] FAT-fs (loop2): Can't find a valid FAT filesystem [ 628.803584][T32448] FAT-fs (loop1): bogus number of reserved sectors [ 628.809554][T32421] loop4: detected capacity change from 0 to 89 15:59:58 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 15:59:58 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7400, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 15:59:58 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 22) [ 628.814412][T32448] FAT-fs (loop1): Can't find a valid FAT filesystem [ 628.845515][T32465] loop0: detected capacity change from 0 to 264192 15:59:59 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x7ffffffffffff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 15:59:59 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 27) [ 628.888045][T32474] FAT-fs (loop5): bogus number of reserved sectors [ 628.894610][T32474] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 628.903491][T32421] FAT-fs (loop4): bogus number of reserved sectors [ 628.903795][T32474] FAT-fs (loop5): Can't find a valid FAT filesystem [ 628.910236][T32421] FAT-fs (loop4): Can't find a valid FAT filesystem [ 628.941053][T32486] loop3: detected capacity change from 0 to 58 [ 628.942555][T32478] FAULT_INJECTION: forcing a failure. [ 628.942555][T32478] name failslab, interval 1, probability 0, space 0, times 0 [ 628.959857][T32478] CPU: 1 PID: 32478 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 628.968619][T32478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 628.978659][T32478] Call Trace: [ 628.981929][T32478] dump_stack_lvl+0xd6/0x122 [ 628.986531][T32478] dump_stack+0x11/0x1b [ 628.990671][T32478] should_fail+0x23c/0x250 [ 628.995067][T32478] ? skb_clone+0x12c/0x1f0 [ 628.999557][T32478] __should_failslab+0x81/0x90 [ 629.004307][T32478] should_failslab+0x5/0x20 [ 629.008792][T32478] kmem_cache_alloc+0x4f/0x300 [ 629.013566][T32478] skb_clone+0x12c/0x1f0 [ 629.017793][T32478] netlink_broadcast_filtered+0x4fd/0xb60 [ 629.023554][T32478] ? skb_put+0xb9/0xf0 [ 629.027609][T32478] netlink_broadcast+0x35/0x50 [ 629.032356][T32478] kobject_uevent_env+0x8c9/0xc40 [ 629.037382][T32478] disk_force_media_change+0xe3/0x170 [ 629.042773][T32478] loop_configure+0x6c0/0xeb0 [ 629.047444][T32478] lo_ioctl+0x618/0x13e0 [ 629.051749][T32478] ? path_openat+0x18d4/0x1ec0 [ 629.056502][T32478] ? blkdev_common_ioctl+0x438/0x1110 [ 629.061856][T32478] ? selinux_file_ioctl+0x981/0xa10 [ 629.067043][T32478] ? lo_release+0x120/0x120 [ 629.071718][T32478] blkdev_ioctl+0x1d0/0x3f0 [ 629.076206][T32478] block_ioctl+0x6e/0x80 [ 629.080490][T32478] ? blkdev_iopoll+0x80/0x80 [ 629.085077][T32478] __se_sys_ioctl+0xcb/0x140 [ 629.089665][T32478] __x64_sys_ioctl+0x3f/0x50 [ 629.094245][T32478] do_syscall_64+0x44/0xa0 [ 629.098653][T32478] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 629.104537][T32478] RIP: 0033:0x7fe50967f7f7 [ 629.108952][T32478] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 629.128560][T32478] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 629.136960][T32478] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 629.144914][T32478] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 629.152885][T32478] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 629.160849][T32478] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 629.168807][T32478] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 629.183033][T32478] FAT-fs (loop1): bogus number of reserved sectors [ 629.183978][T32487] loop0: detected capacity change from 0 to 264192 [ 629.189585][T32478] FAT-fs (loop1): Can't find a valid FAT filesystem [ 629.197491][T32489] FAULT_INJECTION: forcing a failure. [ 629.197491][T32489] name failslab, interval 1, probability 0, space 0, times 0 [ 629.203297][T32486] FAT-fs (loop3): bogus number of reserved sectors [ 629.215590][T32489] CPU: 0 PID: 32489 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 629.222077][T32486] FAT-fs (loop3): Can't find a valid FAT filesystem [ 629.230816][T32489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 629.230827][T32489] Call Trace: [ 629.230834][T32489] dump_stack_lvl+0xd6/0x122 [ 629.255439][T32489] dump_stack+0x11/0x1b [ 629.259618][T32489] should_fail+0x23c/0x250 [ 629.264031][T32489] ? __kernfs_new_node+0x6a/0x330 [ 629.269118][T32489] __should_failslab+0x81/0x90 [ 629.273880][T32489] should_failslab+0x5/0x20 [ 629.278372][T32489] kmem_cache_alloc+0x4f/0x300 [ 629.283122][T32489] ? __down_write_common+0x42/0x830 [ 629.288305][T32489] __kernfs_new_node+0x6a/0x330 [ 629.293153][T32489] ? up_write+0x25/0xc0 [ 629.297296][T32489] kernfs_new_node+0x5b/0xd0 [ 629.301876][T32489] __kernfs_create_file+0x45/0x1a0 [ 629.306971][T32489] sysfs_add_file_mode_ns+0x1c1/0x250 [ 629.312332][T32489] internal_create_group+0x2f4/0x860 [ 629.317606][T32489] ? set_disk_ro+0x73/0x110 [ 629.322104][T32489] sysfs_create_group+0x1b/0x20 [ 629.326941][T32489] loop_configure+0xbcd/0xeb0 [ 629.331724][T32489] lo_ioctl+0x618/0x13e0 [ 629.335961][T32489] ? path_openat+0x18d4/0x1ec0 [ 629.340806][T32489] ? blkdev_common_ioctl+0x438/0x1110 [ 629.346160][T32489] ? selinux_file_ioctl+0x981/0xa10 [ 629.351358][T32489] ? lo_release+0x120/0x120 [ 629.355861][T32489] blkdev_ioctl+0x1d0/0x3f0 [ 629.360437][T32489] block_ioctl+0x6e/0x80 [ 629.364663][T32489] ? blkdev_iopoll+0x80/0x80 [ 629.369265][T32489] __se_sys_ioctl+0xcb/0x140 [ 629.373857][T32489] __x64_sys_ioctl+0x3f/0x50 [ 629.378456][T32489] do_syscall_64+0x44/0xa0 [ 629.382876][T32489] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 629.388772][T32489] RIP: 0033:0x7f528eedb7f7 [ 629.393182][T32489] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 629.412782][T32489] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 629.421349][T32489] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 629.429314][T32489] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 15:59:59 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb303, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 629.437379][T32489] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 629.445423][T32489] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 629.453451][T32489] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 629.469961][T32474] FAT-fs (loop5): bogus number of reserved sectors [ 629.471259][T32489] FAT-fs (loop2): bogus number of reserved sectors [ 629.476515][T32474] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 629.476529][T32474] FAT-fs (loop5): Can't find a valid FAT filesystem [ 629.498905][T32489] FAT-fs (loop2): Can't find a valid FAT filesystem 15:59:59 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 15:59:59 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 28) 15:59:59 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x100000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 629.546013][T32486] loop3: detected capacity change from 0 to 58 [ 629.559899][T32487] loop0: detected capacity change from 0 to 264192 [ 629.575032][T32486] FAT-fs (loop3): bogus number of reserved sectors [ 629.581567][T32486] FAT-fs (loop3): Can't find a valid FAT filesystem 15:59:59 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 23) [ 629.615809][T32523] FAT-fs (loop5): bogus number of reserved sectors [ 629.622438][T32523] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 629.629682][T32527] loop4: detected capacity change from 0 to 89 [ 629.631726][T32523] FAT-fs (loop5): Can't find a valid FAT filesystem [ 629.654953][T32535] FAULT_INJECTION: forcing a failure. [ 629.654953][T32535] name failslab, interval 1, probability 0, space 0, times 0 [ 629.655097][T32532] loop0: detected capacity change from 0 to 264192 [ 629.667595][T32535] CPU: 1 PID: 32535 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 629.682832][T32535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 629.692886][T32535] Call Trace: [ 629.696159][T32535] dump_stack_lvl+0xd6/0x122 [ 629.702012][T32535] dump_stack+0x11/0x1b [ 629.706248][T32535] should_fail+0x23c/0x250 [ 629.710648][T32535] ? __kernfs_new_node+0x6a/0x330 [ 629.715672][T32535] __should_failslab+0x81/0x90 [ 629.720418][T32535] should_failslab+0x5/0x20 [ 629.724933][T32535] kmem_cache_alloc+0x4f/0x300 [ 629.729681][T32535] __kernfs_new_node+0x6a/0x330 [ 629.734520][T32535] ? up_write+0xb5/0xc0 [ 629.738701][T32535] kernfs_new_node+0x5b/0xd0 [ 629.743361][T32535] __kernfs_create_file+0x45/0x1a0 [ 629.748462][T32535] sysfs_add_file_mode_ns+0x1c1/0x250 [ 629.753840][T32535] internal_create_group+0x2f4/0x860 [ 629.759122][T32535] ? set_disk_ro+0x73/0x110 [ 629.763708][T32535] sysfs_create_group+0x1b/0x20 [ 629.768556][T32535] loop_configure+0xbcd/0xeb0 [ 629.773221][T32535] lo_ioctl+0x618/0x13e0 [ 629.777457][T32535] ? path_openat+0x18d4/0x1ec0 [ 629.782323][T32535] ? blkdev_common_ioctl+0x438/0x1110 [ 629.787680][T32535] ? selinux_file_ioctl+0x981/0xa10 [ 629.792984][T32535] ? lo_release+0x120/0x120 [ 629.797486][T32535] blkdev_ioctl+0x1d0/0x3f0 [ 629.802064][T32535] block_ioctl+0x6e/0x80 [ 629.806294][T32535] ? blkdev_iopoll+0x80/0x80 [ 629.810866][T32535] __se_sys_ioctl+0xcb/0x140 [ 629.815449][T32535] __x64_sys_ioctl+0x3f/0x50 [ 629.820149][T32535] do_syscall_64+0x44/0xa0 [ 629.824577][T32535] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 629.830531][T32535] RIP: 0033:0x7f528eedb7f7 [ 629.834931][T32535] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 629.854767][T32535] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 629.863193][T32535] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 629.871154][T32535] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 629.879117][T32535] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 629.887099][T32535] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 629.895059][T32535] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 629.923202][T32523] FAT-fs (loop5): bogus number of reserved sectors [ 629.929746][T32523] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 629.938904][T32523] FAT-fs (loop5): Can't find a valid FAT filesystem [ 629.949800][T32538] FAULT_INJECTION: forcing a failure. [ 629.949800][T32538] name failslab, interval 1, probability 0, space 0, times 0 [ 629.962454][T32538] CPU: 1 PID: 32538 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 629.971257][T32538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 629.981318][T32538] Call Trace: [ 629.984589][T32538] dump_stack_lvl+0xd6/0x122 [ 629.989172][T32538] dump_stack+0x11/0x1b [ 629.993325][T32538] should_fail+0x23c/0x250 [ 629.997740][T32538] __should_failslab+0x81/0x90 [ 630.002492][T32538] ? call_usermodehelper_setup+0x71/0x190 [ 630.008241][T32538] should_failslab+0x5/0x20 [ 630.012801][T32538] kmem_cache_alloc_trace+0x52/0x320 [ 630.018194][T32538] call_usermodehelper_setup+0x71/0x190 [ 630.023772][T32538] ? add_uevent_var+0x1d0/0x1d0 [ 630.028606][T32538] kobject_uevent_env+0xb29/0xc40 [ 630.033618][T32538] disk_force_media_change+0xe3/0x170 [ 630.039040][T32538] loop_configure+0x6c0/0xeb0 [ 630.043703][T32538] lo_ioctl+0x618/0x13e0 [ 630.047933][T32538] ? path_openat+0x18d4/0x1ec0 [ 630.052770][T32538] ? blkdev_common_ioctl+0x438/0x1110 [ 630.058127][T32538] ? selinux_file_ioctl+0x981/0xa10 [ 630.063309][T32538] ? lo_release+0x120/0x120 [ 630.067799][T32538] blkdev_ioctl+0x1d0/0x3f0 [ 630.072288][T32538] block_ioctl+0x6e/0x80 [ 630.076520][T32538] ? blkdev_iopoll+0x80/0x80 [ 630.081158][T32538] __se_sys_ioctl+0xcb/0x140 [ 630.085737][T32538] __x64_sys_ioctl+0x3f/0x50 [ 630.090372][T32538] do_syscall_64+0x44/0xa0 [ 630.094783][T32538] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 630.100665][T32538] RIP: 0033:0x7fe50967f7f7 16:00:00 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7a00, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:00 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x10e000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 630.105125][T32538] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 630.124717][T32538] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 630.133179][T32538] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 630.141144][T32538] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 630.149096][T32538] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 630.157077][T32538] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 630.165034][T32538] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 630.201268][T32527] FAT-fs (loop4): bogus number of reserved sectors [ 630.206020][T32552] loop3: detected capacity change from 0 to 61 [ 630.208352][T32527] FAT-fs (loop4): Can't find a valid FAT filesystem [ 630.219509][T32552] FAT-fs (loop3): bogus number of reserved sectors [ 630.227629][T32552] FAT-fs (loop3): Can't find a valid FAT filesystem [ 630.233073][T32538] FAT-fs (loop1): bogus number of reserved sectors [ 630.239012][T32535] FAT-fs (loop2): bogus number of reserved sectors 16:00:00 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:00 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8503, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 630.240758][T32538] FAT-fs (loop1): Can't find a valid FAT filesystem [ 630.253941][T32535] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:00 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 24) [ 630.296459][T32527] loop4: detected capacity change from 0 to 89 [ 630.309274][T32527] FAT-fs (loop4): bogus number of reserved sectors [ 630.315858][T32527] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:00 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 29) [ 630.346509][T32574] loop0: detected capacity change from 0 to 264192 [ 630.351994][T32579] FAULT_INJECTION: forcing a failure. [ 630.351994][T32579] name failslab, interval 1, probability 0, space 0, times 0 [ 630.365776][T32579] CPU: 0 PID: 32579 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 630.374538][T32579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 630.378780][T32587] FAULT_INJECTION: forcing a failure. [ 630.378780][T32587] name failslab, interval 1, probability 0, space 0, times 0 [ 630.384593][T32579] Call Trace: [ 630.384606][T32579] dump_stack_lvl+0xd6/0x122 [ 630.384629][T32579] dump_stack+0x11/0x1b [ 630.409176][T32579] should_fail+0x23c/0x250 [ 630.413587][T32579] ? __kernfs_new_node+0x6a/0x330 [ 630.418643][T32579] __should_failslab+0x81/0x90 [ 630.423445][T32579] should_failslab+0x5/0x20 [ 630.429742][T32579] kmem_cache_alloc+0x4f/0x300 [ 630.434493][T32579] ? _raw_spin_unlock_irqrestore+0x27/0x40 [ 630.440291][T32579] __kernfs_new_node+0x6a/0x330 [ 630.445280][T32579] ? ___cache_free+0x3c/0x300 [ 630.449954][T32579] ? kfree+0xf8/0x1d0 [ 630.453921][T32579] kernfs_create_dir_ns+0x5e/0x140 [ 630.459021][T32579] internal_create_group+0x148/0x860 [ 630.464439][T32579] ? __invalidate_device+0xb0/0xc0 [ 630.469582][T32579] ? set_disk_ro+0x73/0x110 [ 630.474098][T32579] sysfs_create_group+0x1b/0x20 [ 630.478947][T32579] loop_configure+0xbcd/0xeb0 [ 630.483627][T32579] lo_ioctl+0x618/0x13e0 [ 630.487869][T32579] ? path_openat+0x18d4/0x1ec0 [ 630.492677][T32579] ? blkdev_common_ioctl+0x438/0x1110 [ 630.498032][T32579] ? selinux_file_ioctl+0x981/0xa10 [ 630.503217][T32579] ? lo_release+0x120/0x120 [ 630.507884][T32579] blkdev_ioctl+0x1d0/0x3f0 [ 630.512395][T32579] block_ioctl+0x6e/0x80 [ 630.516663][T32579] ? blkdev_iopoll+0x80/0x80 [ 630.521299][T32579] __se_sys_ioctl+0xcb/0x140 [ 630.525899][T32579] __x64_sys_ioctl+0x3f/0x50 [ 630.530485][T32579] do_syscall_64+0x44/0xa0 [ 630.534972][T32579] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 630.541021][T32579] RIP: 0033:0x7fe50967f7f7 [ 630.545491][T32579] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 630.565439][T32579] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 630.573885][T32579] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 630.581883][T32579] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 630.589864][T32579] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 630.597826][T32579] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 630.605779][T32579] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 630.614190][T32587] CPU: 1 PID: 32587 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 630.620326][T32575] loop3: detected capacity change from 0 to 66 [ 630.622959][T32587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 630.622972][T32587] Call Trace: [ 630.622983][T32587] dump_stack_lvl+0xd6/0x122 [ 630.623005][T32587] dump_stack+0x11/0x1b [ 630.623021][T32587] should_fail+0x23c/0x250 [ 630.655835][T32587] ? __kernfs_new_node+0x6a/0x330 [ 630.660862][T32587] __should_failslab+0x81/0x90 [ 630.665633][T32587] should_failslab+0x5/0x20 [ 630.670251][T32587] kmem_cache_alloc+0x4f/0x300 [ 630.675005][T32587] ? __down_write_common+0x42/0x830 [ 630.680199][T32587] __kernfs_new_node+0x6a/0x330 [ 630.685115][T32587] ? up_write+0x25/0xc0 [ 630.689301][T32587] kernfs_new_node+0x5b/0xd0 [ 630.693937][T32587] __kernfs_create_file+0x45/0x1a0 [ 630.699060][T32587] sysfs_add_file_mode_ns+0x1c1/0x250 [ 630.704448][T32587] internal_create_group+0x2f4/0x860 [ 630.709815][T32587] ? set_disk_ro+0x73/0x110 [ 630.714324][T32587] sysfs_create_group+0x1b/0x20 [ 630.719171][T32587] loop_configure+0xbcd/0xeb0 [ 630.723900][T32587] lo_ioctl+0x618/0x13e0 [ 630.728223][T32587] ? path_openat+0x18d4/0x1ec0 [ 630.733076][T32587] ? blkdev_common_ioctl+0x438/0x1110 [ 630.738431][T32587] ? selinux_file_ioctl+0x981/0xa10 [ 630.743716][T32587] ? lo_release+0x120/0x120 [ 630.748205][T32587] blkdev_ioctl+0x1d0/0x3f0 [ 630.752769][T32587] block_ioctl+0x6e/0x80 [ 630.757144][T32587] ? blkdev_iopoll+0x80/0x80 [ 630.761717][T32587] __se_sys_ioctl+0xcb/0x140 [ 630.766292][T32587] __x64_sys_ioctl+0x3f/0x50 [ 630.770906][T32587] do_syscall_64+0x44/0xa0 [ 630.775315][T32587] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 630.781199][T32587] RIP: 0033:0x7f528eedb7f7 [ 630.785600][T32587] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 630.805204][T32587] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 630.813601][T32587] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 630.821558][T32587] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 630.829515][T32587] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 630.837598][T32587] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 16:00:01 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x200000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 630.845616][T32587] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 630.857659][T32589] FAT-fs (loop5): bogus number of reserved sectors [ 630.864286][T32589] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 630.873697][T32589] FAT-fs (loop5): Can't find a valid FAT filesystem [ 630.880361][T32575] FAT-fs (loop3): bogus number of reserved sectors [ 630.886897][T32575] FAT-fs (loop3): Can't find a valid FAT filesystem [ 630.894571][T32587] FAT-fs (loop2): bogus number of reserved sectors [ 630.895317][T32579] FAT-fs (loop1): bogus number of reserved sectors [ 630.901133][T32587] FAT-fs (loop2): Can't find a valid FAT filesystem [ 630.907653][T32579] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:01 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb403, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:01 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x204000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:01 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 30) [ 630.952887][T32589] FAT-fs (loop5): bogus number of reserved sectors [ 630.959419][T32589] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 630.968596][T32589] FAT-fs (loop5): Can't find a valid FAT filesystem [ 630.982228][T32575] loop3: detected capacity change from 0 to 66 16:00:01 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xd, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:01 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 25) [ 631.016691][T32619] loop4: detected capacity change from 0 to 90 [ 631.032790][T32624] FAULT_INJECTION: forcing a failure. [ 631.032790][T32624] name failslab, interval 1, probability 0, space 0, times 0 [ 631.045609][T32624] CPU: 0 PID: 32624 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 631.054473][T32624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 631.064538][T32624] Call Trace: [ 631.067877][T32624] dump_stack_lvl+0xd6/0x122 [ 631.072477][T32624] dump_stack+0x11/0x1b [ 631.076714][T32624] should_fail+0x23c/0x250 [ 631.081161][T32624] ? __kernfs_new_node+0x6a/0x330 [ 631.086188][T32624] __should_failslab+0x81/0x90 [ 631.090944][T32624] should_failslab+0x5/0x20 [ 631.095513][T32624] kmem_cache_alloc+0x4f/0x300 [ 631.100278][T32624] ? __down_write_common+0x42/0x830 [ 631.105469][T32624] __kernfs_new_node+0x6a/0x330 [ 631.110328][T32624] ? up_write+0x25/0xc0 [ 631.114596][T32624] kernfs_new_node+0x5b/0xd0 [ 631.119196][T32624] __kernfs_create_file+0x45/0x1a0 [ 631.124325][T32624] sysfs_add_file_mode_ns+0x1c1/0x250 [ 631.129693][T32624] internal_create_group+0x2f4/0x860 [ 631.134978][T32624] ? set_disk_ro+0x73/0x110 [ 631.139481][T32624] sysfs_create_group+0x1b/0x20 [ 631.144367][T32624] loop_configure+0xbcd/0xeb0 [ 631.149348][T32624] lo_ioctl+0x618/0x13e0 [ 631.153576][T32624] ? path_openat+0x18d4/0x1ec0 [ 631.158344][T32624] ? blkdev_common_ioctl+0x438/0x1110 [ 631.163710][T32624] ? selinux_file_ioctl+0x981/0xa10 [ 631.168975][T32624] ? lo_release+0x120/0x120 [ 631.173519][T32624] blkdev_ioctl+0x1d0/0x3f0 [ 631.178020][T32624] block_ioctl+0x6e/0x80 [ 631.182257][T32624] ? blkdev_iopoll+0x80/0x80 [ 631.186840][T32624] __se_sys_ioctl+0xcb/0x140 [ 631.191474][T32624] __x64_sys_ioctl+0x3f/0x50 [ 631.196049][T32624] do_syscall_64+0x44/0xa0 [ 631.200460][T32624] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 631.206343][T32624] RIP: 0033:0x7f528eedb7f7 [ 631.210766][T32624] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 631.230367][T32624] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 631.238769][T32624] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 631.246845][T32624] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 631.254804][T32624] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 631.262790][T32624] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 631.270744][T32624] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 631.286613][T32629] loop0: detected capacity change from 0 to 264192 [ 631.300399][T32619] FAT-fs (loop4): bogus number of reserved sectors [ 631.307038][T32619] FAT-fs (loop4): Can't find a valid FAT filesystem [ 631.321452][T32631] FAT-fs (loop5): bogus number of reserved sectors [ 631.328017][T32631] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 631.337160][T32631] FAT-fs (loop5): Can't find a valid FAT filesystem [ 631.341446][T32639] FAULT_INJECTION: forcing a failure. [ 631.341446][T32639] name failslab, interval 1, probability 0, space 0, times 0 [ 631.356390][T32639] CPU: 0 PID: 32639 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 631.359657][T32575] FAT-fs (loop3): bogus number of reserved sectors [ 631.365185][T32639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 631.365217][T32639] Call Trace: [ 631.371727][T32575] FAT-fs (loop3): Can't find a valid FAT filesystem [ 631.381868][T32639] dump_stack_lvl+0xd6/0x122 [ 631.381892][T32639] dump_stack+0x11/0x1b [ 631.395250][T32624] FAT-fs (loop2): bogus number of reserved sectors [ 631.396354][T32639] should_fail+0x23c/0x250 [ 631.396378][T32639] ? __kernfs_new_node+0x6a/0x330 [ 631.400512][T32624] FAT-fs (loop2): Can't find a valid FAT filesystem [ 631.407004][T32639] __should_failslab+0x81/0x90 [ 631.407034][T32639] should_failslab+0x5/0x20 [ 631.432391][T32639] kmem_cache_alloc+0x4f/0x300 [ 631.437234][T32639] __kernfs_new_node+0x6a/0x330 [ 631.442086][T32639] ? __down_write_common+0x42/0x830 [ 631.447324][T32639] ? idr_alloc_cyclic+0x26b/0x2f0 [ 631.452394][T32639] ? __down_write_common+0x42/0x830 [ 631.457604][T32639] ? rb_insert_color+0x7e/0x310 [ 631.462437][T32639] kernfs_new_node+0x5b/0xd0 [ 631.467018][T32639] __kernfs_create_file+0x45/0x1a0 [ 631.472122][T32639] sysfs_add_file_mode_ns+0x1c1/0x250 [ 631.477506][T32639] internal_create_group+0x2f4/0x860 [ 631.482807][T32639] ? set_disk_ro+0x73/0x110 [ 631.487305][T32639] sysfs_create_group+0x1b/0x20 [ 631.492138][T32639] loop_configure+0xbcd/0xeb0 [ 631.496803][T32639] lo_ioctl+0x618/0x13e0 [ 631.501146][T32639] ? path_openat+0x18d4/0x1ec0 [ 631.505898][T32639] ? blkdev_common_ioctl+0x438/0x1110 [ 631.511262][T32639] ? selinux_file_ioctl+0x981/0xa10 [ 631.516457][T32639] ? lo_release+0x120/0x120 [ 631.521160][T32639] blkdev_ioctl+0x1d0/0x3f0 [ 631.525711][T32639] block_ioctl+0x6e/0x80 [ 631.529996][T32639] ? blkdev_iopoll+0x80/0x80 [ 631.534579][T32639] __se_sys_ioctl+0xcb/0x140 [ 631.539199][T32639] __x64_sys_ioctl+0x3f/0x50 [ 631.543884][T32639] do_syscall_64+0x44/0xa0 [ 631.548294][T32639] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 631.554218][T32639] RIP: 0033:0x7fe50967f7f7 [ 631.558633][T32639] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 631.578443][T32639] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 631.586862][T32639] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 631.594943][T32639] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 631.602900][T32639] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 631.610881][T32639] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 16:00:01 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 631.618862][T32639] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 631.632647][T32629] loop0: detected capacity change from 0 to 264192 [ 631.647057][T32639] FAT-fs (loop1): bogus number of reserved sectors [ 631.653623][T32639] FAT-fs (loop1): Can't find a valid FAT filesystem [ 631.660814][T32619] loop4: detected capacity change from 0 to 90 16:00:01 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9426, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:01 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 31) 16:00:01 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x300000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 631.668321][T32619] FAT-fs (loop4): bogus number of reserved sectors [ 631.674892][T32619] FAT-fs (loop4): Can't find a valid FAT filesystem [ 631.706313][T32658] FAT-fs (loop5): bogus number of reserved sectors [ 631.712924][T32658] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 631.722054][T32658] FAT-fs (loop5): Can't find a valid FAT filesystem [ 631.726505][T32666] FAULT_INJECTION: forcing a failure. [ 631.726505][T32666] name failslab, interval 1, probability 0, space 0, times 0 [ 631.740569][T32668] loop0: detected capacity change from 0 to 264192 [ 631.741496][T32666] CPU: 0 PID: 32666 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 631.756847][T32666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 631.766967][T32666] Call Trace: [ 631.770236][T32666] dump_stack_lvl+0xd6/0x122 [ 631.774894][T32666] dump_stack+0x11/0x1b [ 631.779059][T32666] should_fail+0x23c/0x250 [ 631.783579][T32666] __should_failslab+0x81/0x90 [ 631.788346][T32666] ? kobject_uevent_env+0x1a7/0xc40 [ 631.793538][T32666] should_failslab+0x5/0x20 [ 631.798532][T32666] kmem_cache_alloc_trace+0x52/0x320 [ 631.803815][T32666] ? dev_uevent_filter+0x70/0x70 [ 631.808745][T32666] kobject_uevent_env+0x1a7/0xc40 [ 631.813788][T32666] ? internal_create_group+0x7d9/0x860 [ 631.819302][T32666] ? set_capacity_and_notify+0xeb/0x200 [ 631.824831][T32666] kobject_uevent+0x18/0x20 [ 631.829420][T32666] loop_configure+0xce1/0xeb0 [ 631.834253][T32666] lo_ioctl+0x618/0x13e0 [ 631.838592][T32666] ? path_openat+0x18d4/0x1ec0 [ 631.843348][T32666] ? blkdev_common_ioctl+0x438/0x1110 [ 631.848704][T32666] ? selinux_file_ioctl+0x981/0xa10 [ 631.853983][T32666] ? lo_release+0x120/0x120 [ 631.858543][T32666] blkdev_ioctl+0x1d0/0x3f0 [ 631.863029][T32666] block_ioctl+0x6e/0x80 [ 631.867334][T32666] ? blkdev_iopoll+0x80/0x80 [ 631.871916][T32666] __se_sys_ioctl+0xcb/0x140 [ 631.876529][T32666] __x64_sys_ioctl+0x3f/0x50 [ 631.881121][T32666] do_syscall_64+0x44/0xa0 [ 631.885580][T32666] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 631.891471][T32666] RIP: 0033:0x7f528eedb7f7 [ 631.895889][T32666] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 631.915503][T32666] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 631.923989][T32666] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 631.931970][T32666] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 631.940304][T32666] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 631.948288][T32666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 631.956331][T32666] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 16:00:02 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb503, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:02 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 26) [ 631.976570][T32666] FAT-fs (loop2): bogus number of reserved sectors [ 631.983136][T32666] FAT-fs (loop2): Can't find a valid FAT filesystem [ 631.983836][T32658] FAT-fs (loop5): bogus number of reserved sectors [ 631.996300][T32658] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 632.005460][T32658] FAT-fs (loop5): Can't find a valid FAT filesystem [ 632.014882][T32681] loop4: detected capacity change from 0 to 90 [ 632.025044][T32668] loop0: detected capacity change from 0 to 264192 16:00:02 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) (fail_nth: 32) [ 632.053628][T32681] FAT-fs (loop4): bogus number of reserved sectors [ 632.056912][T32691] loop3: detected capacity change from 0 to 74 [ 632.060328][T32681] FAT-fs (loop4): Can't find a valid FAT filesystem [ 632.070015][T32691] FAT-fs (loop3): bogus number of reserved sectors [ 632.079668][T32691] FAT-fs (loop3): Can't find a valid FAT filesystem [ 632.081439][T32700] FAULT_INJECTION: forcing a failure. [ 632.081439][T32700] name failslab, interval 1, probability 0, space 0, times 0 [ 632.096330][T32703] FAULT_INJECTION: forcing a failure. [ 632.096330][T32703] name failslab, interval 1, probability 0, space 0, times 0 [ 632.098882][T32700] CPU: 1 PID: 32700 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 632.120303][T32700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 632.130467][T32700] Call Trace: [ 632.133899][T32700] dump_stack_lvl+0xd6/0x122 [ 632.138481][T32700] dump_stack+0x11/0x1b [ 632.142621][T32700] should_fail+0x23c/0x250 [ 632.147093][T32700] ? __kernfs_new_node+0x6a/0x330 [ 632.152108][T32700] __should_failslab+0x81/0x90 [ 632.156946][T32700] should_failslab+0x5/0x20 [ 632.161486][T32700] kmem_cache_alloc+0x4f/0x300 [ 632.166236][T32700] ? __down_write_common+0x42/0x830 [ 632.171423][T32700] __kernfs_new_node+0x6a/0x330 [ 632.176263][T32700] ? up_write+0x25/0xc0 [ 632.180519][T32700] kernfs_new_node+0x5b/0xd0 [ 632.185100][T32700] __kernfs_create_file+0x45/0x1a0 [ 632.190205][T32700] sysfs_add_file_mode_ns+0x1c1/0x250 [ 632.195569][T32700] internal_create_group+0x2f4/0x860 [ 632.200892][T32700] ? set_disk_ro+0x73/0x110 [ 632.205393][T32700] sysfs_create_group+0x1b/0x20 [ 632.210230][T32700] loop_configure+0xbcd/0xeb0 [ 632.214940][T32700] lo_ioctl+0x618/0x13e0 [ 632.219171][T32700] ? path_openat+0x18d4/0x1ec0 [ 632.223966][T32700] ? blkdev_common_ioctl+0x438/0x1110 [ 632.229323][T32700] ? selinux_file_ioctl+0x981/0xa10 [ 632.234525][T32700] ? lo_release+0x120/0x120 [ 632.239015][T32700] blkdev_ioctl+0x1d0/0x3f0 [ 632.243524][T32700] block_ioctl+0x6e/0x80 [ 632.247764][T32700] ? blkdev_iopoll+0x80/0x80 [ 632.252774][T32700] __se_sys_ioctl+0xcb/0x140 [ 632.257361][T32700] __x64_sys_ioctl+0x3f/0x50 [ 632.262000][T32700] do_syscall_64+0x44/0xa0 [ 632.266404][T32700] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 632.272347][T32700] RIP: 0033:0x7fe50967f7f7 [ 632.276744][T32700] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 632.296370][T32700] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 632.304842][T32700] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 632.312801][T32700] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 632.320758][T32700] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 632.328730][T32700] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 632.336684][T32700] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 632.344640][T32703] CPU: 0 PID: 32703 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0 [ 632.353400][T32703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 632.363438][T32703] Call Trace: [ 632.366782][T32703] dump_stack_lvl+0xd6/0x122 [ 632.371359][T32703] dump_stack+0x11/0x1b [ 632.375500][T32703] should_fail+0x23c/0x250 [ 632.379908][T32703] __should_failslab+0x81/0x90 [ 632.384656][T32703] ? kobject_uevent_env+0x1a7/0xc40 [ 632.389891][T32703] should_failslab+0x5/0x20 [ 632.394408][T32703] kmem_cache_alloc_trace+0x52/0x320 [ 632.399676][T32703] ? dev_uevent_filter+0x70/0x70 [ 632.404648][T32703] kobject_uevent_env+0x1a7/0xc40 [ 632.409665][T32703] ? internal_create_group+0x7d9/0x860 [ 632.415109][T32703] ? set_capacity_and_notify+0xeb/0x200 [ 632.420652][T32703] kobject_uevent+0x18/0x20 [ 632.425149][T32703] loop_configure+0xce1/0xeb0 [ 632.429883][T32703] lo_ioctl+0x618/0x13e0 [ 632.434172][T32703] ? path_openat+0x18d4/0x1ec0 [ 632.439002][T32703] ? blkdev_common_ioctl+0x438/0x1110 [ 632.444358][T32703] ? selinux_file_ioctl+0x981/0xa10 [ 632.449556][T32703] ? lo_release+0x120/0x120 [ 632.454044][T32703] blkdev_ioctl+0x1d0/0x3f0 [ 632.458532][T32703] block_ioctl+0x6e/0x80 [ 632.462768][T32703] ? blkdev_iopoll+0x80/0x80 [ 632.467351][T32703] __se_sys_ioctl+0xcb/0x140 [ 632.471942][T32703] __x64_sys_ioctl+0x3f/0x50 [ 632.476525][T32703] do_syscall_64+0x44/0xa0 [ 632.480994][T32703] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 632.486943][T32703] RIP: 0033:0x7f528eedb7f7 [ 632.491367][T32703] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 632.510955][T32703] RSP: 002b:00007f528cc51f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 632.519347][T32703] RAX: ffffffffffffffda RBX: 00007f528ef25970 RCX: 00007f528eedb7f7 [ 632.527302][T32703] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 632.535252][T32703] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 632.543215][T32703] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 16:00:02 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x400000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 632.551256][T32703] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 632.565833][T32681] loop4: detected capacity change from 0 to 90 [ 632.569072][T32700] FAT-fs (loop1): bogus number of reserved sectors [ 632.578573][T32700] FAT-fs (loop1): Can't find a valid FAT filesystem [ 632.592422][T32681] FAT-fs (loop4): bogus number of reserved sectors [ 632.599202][T32681] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:02 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:02 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb603, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 632.608569][T32691] loop3: detected capacity change from 0 to 74 [ 632.628111][T32691] FAT-fs (loop3): bogus number of reserved sectors [ 632.634665][T32691] FAT-fs (loop3): Can't find a valid FAT filesystem [ 632.646358][T32718] loop0: detected capacity change from 0 to 264192 [ 632.679631][T32727] FAT-fs (loop5): bogus number of reserved sectors [ 632.686219][T32727] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 632.695475][T32727] FAT-fs (loop5): Can't find a valid FAT filesystem [ 632.704307][T32732] loop4: detected capacity change from 0 to 91 16:00:02 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xae03, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:02 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 27) [ 632.732135][T32718] loop0: detected capacity change from 0 to 264192 [ 632.762835][T32732] FAT-fs (loop4): bogus number of reserved sectors [ 632.769390][T32732] FAT-fs (loop4): Can't find a valid FAT filesystem [ 632.795486][T32747] FAULT_INJECTION: forcing a failure. [ 632.795486][T32747] name failslab, interval 1, probability 0, space 0, times 0 [ 632.796422][T32745] loop3: detected capacity change from 0 to 87 [ 632.808132][T32747] CPU: 1 PID: 32747 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 632.823047][T32747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 632.833104][T32747] Call Trace: [ 632.836383][T32747] dump_stack_lvl+0xd6/0x122 [ 632.840980][T32747] dump_stack+0x11/0x1b [ 632.845138][T32747] should_fail+0x23c/0x250 [ 632.849608][T32747] ? __kernfs_new_node+0x6a/0x330 [ 632.854864][T32747] __should_failslab+0x81/0x90 [ 632.859674][T32747] should_failslab+0x5/0x20 [ 632.864229][T32747] kmem_cache_alloc+0x4f/0x300 [ 632.869251][T32747] ? __down_write_common+0x42/0x830 [ 632.874496][T32747] __kernfs_new_node+0x6a/0x330 [ 632.879359][T32747] ? up_write+0x25/0xc0 [ 632.883581][T32747] kernfs_new_node+0x5b/0xd0 [ 632.888175][T32747] __kernfs_create_file+0x45/0x1a0 [ 632.893288][T32747] sysfs_add_file_mode_ns+0x1c1/0x250 [ 632.898648][T32747] internal_create_group+0x2f4/0x860 [ 632.903922][T32747] ? set_disk_ro+0x73/0x110 [ 632.908412][T32747] sysfs_create_group+0x1b/0x20 [ 632.913306][T32747] loop_configure+0xbcd/0xeb0 [ 632.917972][T32747] lo_ioctl+0x618/0x13e0 [ 632.922235][T32747] ? path_openat+0x18d4/0x1ec0 [ 632.927093][T32747] ? blkdev_common_ioctl+0x438/0x1110 [ 632.932493][T32747] ? selinux_file_ioctl+0x981/0xa10 [ 632.938050][T32747] ? lo_release+0x120/0x120 [ 632.942532][T32747] blkdev_ioctl+0x1d0/0x3f0 [ 632.947030][T32747] block_ioctl+0x6e/0x80 [ 632.951335][T32747] ? blkdev_iopoll+0x80/0x80 [ 632.955915][T32747] __se_sys_ioctl+0xcb/0x140 [ 632.960501][T32747] __x64_sys_ioctl+0x3f/0x50 [ 632.965073][T32747] do_syscall_64+0x44/0xa0 [ 632.969478][T32747] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 632.975409][T32747] RIP: 0033:0x7fe50967f7f7 [ 632.979809][T32747] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 632.999401][T32747] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 633.007810][T32747] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 633.015764][T32747] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 633.023725][T32747] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 633.031681][T32747] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 633.039642][T32747] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 633.055726][T32745] FAT-fs (loop3): bogus number of reserved sectors [ 633.057902][T32747] FAT-fs (loop1): bogus number of reserved sectors [ 633.062303][T32745] FAT-fs (loop3): Can't find a valid FAT filesystem [ 633.075548][T32747] FAT-fs (loop1): Can't find a valid FAT filesystem [ 633.081386][T32703] FAT-fs (loop2): bogus number of reserved sectors [ 633.088709][T32703] FAT-fs (loop2): Can't find a valid FAT filesystem [ 633.099397][T32732] loop4: detected capacity change from 0 to 91 [ 633.106435][T32727] FAT-fs (loop5): bogus number of reserved sectors [ 633.113155][T32727] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 633.122285][T32727] FAT-fs (loop5): Can't find a valid FAT filesystem [ 633.143351][T32732] FAT-fs (loop4): bogus number of reserved sectors 16:00:03 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x500000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:03 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 28) 16:00:03 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 633.149980][T32732] FAT-fs (loop4): Can't find a valid FAT filesystem [ 633.161142][T32745] loop3: detected capacity change from 0 to 87 [ 633.180669][T32745] FAT-fs (loop3): bogus number of reserved sectors [ 633.187386][T32745] FAT-fs (loop3): Can't find a valid FAT filesystem [ 633.211572][ T308] FAULT_INJECTION: forcing a failure. [ 633.211572][ T308] name failslab, interval 1, probability 0, space 0, times 0 [ 633.218759][ T307] loop0: detected capacity change from 0 to 264192 [ 633.224275][ T308] CPU: 1 PID: 308 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 633.239321][ T308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 633.249367][ T308] Call Trace: [ 633.252638][ T308] dump_stack_lvl+0xd6/0x122 [ 633.257215][ T308] dump_stack+0x11/0x1b [ 633.261352][ T308] should_fail+0x23c/0x250 [ 633.265752][ T308] ? __kernfs_new_node+0x6a/0x330 [ 633.270762][ T308] __should_failslab+0x81/0x90 [ 633.275576][ T308] should_failslab+0x5/0x20 [ 633.280069][ T308] kmem_cache_alloc+0x4f/0x300 [ 633.284820][ T308] ? __down_write_common+0x42/0x830 [ 633.290001][ T308] __kernfs_new_node+0x6a/0x330 [ 633.294919][ T308] ? up_write+0x25/0xc0 [ 633.299059][ T308] kernfs_new_node+0x5b/0xd0 [ 633.303638][ T308] __kernfs_create_file+0x45/0x1a0 [ 633.308733][ T308] sysfs_add_file_mode_ns+0x1c1/0x250 [ 633.314107][ T308] internal_create_group+0x2f4/0x860 [ 633.319374][ T308] ? set_disk_ro+0x73/0x110 [ 633.323860][ T308] sysfs_create_group+0x1b/0x20 [ 633.328695][ T308] loop_configure+0xbcd/0xeb0 [ 633.333377][ T308] lo_ioctl+0x618/0x13e0 [ 633.337610][ T308] ? path_openat+0x18d4/0x1ec0 [ 633.342363][ T308] ? blkdev_common_ioctl+0x438/0x1110 [ 633.347723][ T308] ? selinux_file_ioctl+0x981/0xa10 [ 633.352910][ T308] ? lo_release+0x120/0x120 [ 633.357408][ T308] blkdev_ioctl+0x1d0/0x3f0 [ 633.361897][ T308] block_ioctl+0x6e/0x80 [ 633.366141][ T308] ? blkdev_iopoll+0x80/0x80 [ 633.370713][ T308] __se_sys_ioctl+0xcb/0x140 [ 633.375351][ T308] __x64_sys_ioctl+0x3f/0x50 [ 633.379948][ T308] do_syscall_64+0x44/0xa0 [ 633.384363][ T308] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 633.390244][ T308] RIP: 0033:0x7fe50967f7f7 [ 633.394642][ T308] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 633.414254][ T308] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 633.422649][ T308] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 633.430604][ T308] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 633.438557][ T308] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 633.446745][ T308] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 633.454698][ T308] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 16:00:03 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:03 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb703, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:03 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xaf03, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 633.502887][ T322] FAT-fs (loop2): bogus number of reserved sectors [ 633.509515][ T322] FAT-fs (loop2): Can't find a valid FAT filesystem [ 633.514456][ T308] FAT-fs (loop1): bogus number of reserved sectors [ 633.520578][ T326] loop4: detected capacity change from 0 to 91 [ 633.522636][ T308] FAT-fs (loop1): Can't find a valid FAT filesystem [ 633.531822][ T326] FAT-fs (loop4): bogus number of reserved sectors [ 633.541912][ T326] FAT-fs (loop4): Can't find a valid FAT filesystem [ 633.558890][ T333] FAT-fs (loop5): bogus number of reserved sectors [ 633.565518][ T333] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 633.574655][ T333] FAT-fs (loop5): Can't find a valid FAT filesystem [ 633.595117][ T307] loop0: detected capacity change from 0 to 264192 [ 633.597322][ T341] loop3: detected capacity change from 0 to 87 [ 633.611112][ T341] FAT-fs (loop3): bogus number of reserved sectors [ 633.617680][ T341] FAT-fs (loop3): Can't find a valid FAT filesystem [ 633.632958][ T333] FAT-fs (loop5): bogus number of reserved sectors [ 633.639588][ T333] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 633.648779][ T333] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:03 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x600000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:03 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 29) 16:00:03 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 633.662246][ T326] loop4: detected capacity change from 0 to 91 [ 633.668877][ T341] loop3: detected capacity change from 0 to 87 [ 633.689708][ T341] FAT-fs (loop3): bogus number of reserved sectors [ 633.696285][ T341] FAT-fs (loop3): Can't find a valid FAT filesystem [ 633.706288][ T326] FAT-fs (loop4): bogus number of reserved sectors 16:00:03 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x11, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 633.712949][ T326] FAT-fs (loop4): Can't find a valid FAT filesystem [ 633.741675][ T378] loop0: detected capacity change from 0 to 264192 [ 633.760718][ T381] FAULT_INJECTION: forcing a failure. [ 633.760718][ T381] name failslab, interval 1, probability 0, space 0, times 0 [ 633.773379][ T381] CPU: 1 PID: 381 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 633.779048][ T379] FAT-fs (loop2): bogus number of reserved sectors [ 633.781968][ T381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 633.781987][ T381] Call Trace: [ 633.781995][ T381] dump_stack_lvl+0xd6/0x122 [ 633.782019][ T381] dump_stack+0x11/0x1b 16:00:03 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x604000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 633.782035][ T381] should_fail+0x23c/0x250 [ 633.788536][ T379] FAT-fs (loop2): Can't find a valid FAT filesystem [ 633.798575][ T381] ? __kernfs_new_node+0x6a/0x330 [ 633.798615][ T381] __should_failslab+0x81/0x90 [ 633.810697][ T389] FAT-fs (loop5): bogus number of reserved sectors [ 633.810712][ T389] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 633.815106][ T381] should_failslab+0x5/0x20 [ 633.815135][ T381] kmem_cache_alloc+0x4f/0x300 [ 633.815153][ T381] ? __down_write_common+0x42/0x830 [ 633.821814][ T389] FAT-fs (loop5): Can't find a valid FAT filesystem [ 633.826833][ T381] __kernfs_new_node+0x6a/0x330 [ 633.826863][ T381] ? up_write+0x25/0xc0 [ 633.826880][ T381] kernfs_new_node+0x5b/0xd0 [ 633.881827][ T381] __kernfs_create_file+0x45/0x1a0 [ 633.886937][ T381] sysfs_add_file_mode_ns+0x1c1/0x250 [ 633.892289][ T381] internal_create_group+0x2f4/0x860 [ 633.897558][ T381] ? set_disk_ro+0x73/0x110 [ 633.902053][ T381] sysfs_create_group+0x1b/0x20 [ 633.906885][ T381] loop_configure+0xbcd/0xeb0 [ 633.911554][ T381] lo_ioctl+0x618/0x13e0 [ 633.915842][ T381] ? path_openat+0x18d4/0x1ec0 [ 633.920607][ T381] ? blkdev_common_ioctl+0x438/0x1110 [ 633.925980][ T381] ? selinux_file_ioctl+0x981/0xa10 [ 633.931177][ T381] ? lo_release+0x120/0x120 [ 633.935672][ T381] blkdev_ioctl+0x1d0/0x3f0 [ 633.940246][ T381] block_ioctl+0x6e/0x80 [ 633.944474][ T381] ? blkdev_iopoll+0x80/0x80 [ 633.949042][ T381] __se_sys_ioctl+0xcb/0x140 [ 633.953716][ T381] __x64_sys_ioctl+0x3f/0x50 [ 633.958302][ T381] do_syscall_64+0x44/0xa0 [ 633.962727][ T381] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 633.968689][ T381] RIP: 0033:0x7fe50967f7f7 [ 633.973102][ T381] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 633.992791][ T381] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 634.001256][ T381] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 634.009223][ T381] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 634.017175][ T381] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 634.025131][ T381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 634.033169][ T381] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 634.045283][ T381] FAT-fs (loop1): bogus number of reserved sectors [ 634.052010][ T381] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:04 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xda26, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:04 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb003, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:04 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x12, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 634.073081][ T389] FAT-fs (loop5): bogus number of reserved sectors [ 634.073051][ T379] FAT-fs (loop2): bogus number of reserved sectors [ 634.079653][ T389] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 634.079671][ T389] FAT-fs (loop5): Can't find a valid FAT filesystem [ 634.098654][ T404] loop0: detected capacity change from 0 to 264192 [ 634.101882][ T379] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:04 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 30) 16:00:04 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 634.166314][ T410] loop3: detected capacity change from 0 to 88 [ 634.185266][ T428] loop4: detected capacity change from 0 to 109 [ 634.192821][ T427] FAT-fs (loop5): bogus number of reserved sectors [ 634.195497][ T429] FAULT_INJECTION: forcing a failure. [ 634.195497][ T429] name failslab, interval 1, probability 0, space 0, times 0 [ 634.199348][ T427] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 634.211955][ T429] CPU: 1 PID: 429 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 634.211981][ T429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 634.221094][ T427] FAT-fs (loop5): Can't find a valid FAT filesystem [ 634.229656][ T429] Call Trace: [ 634.229664][ T429] dump_stack_lvl+0xd6/0x122 [ 634.229687][ T429] dump_stack+0x11/0x1b [ 634.246061][ T432] FAT-fs (loop2): bogus number of reserved sectors [ 634.246319][ T429] should_fail+0x23c/0x250 [ 634.249615][ T432] FAT-fs (loop2): Can't find a valid FAT filesystem [ 634.254163][ T429] ? __kernfs_new_node+0x6a/0x330 [ 634.254191][ T429] __should_failslab+0x81/0x90 [ 634.285520][ T429] should_failslab+0x5/0x20 [ 634.290033][ T429] kmem_cache_alloc+0x4f/0x300 [ 634.294797][ T429] ? __down_write_common+0x42/0x830 [ 634.300064][ T429] __kernfs_new_node+0x6a/0x330 [ 634.305099][ T429] ? up_write+0x25/0xc0 [ 634.309323][ T429] kernfs_new_node+0x5b/0xd0 [ 634.313924][ T429] __kernfs_create_file+0x45/0x1a0 [ 634.319042][ T429] sysfs_add_file_mode_ns+0x1c1/0x250 [ 634.324424][ T429] internal_create_group+0x2f4/0x860 [ 634.329732][ T429] ? set_disk_ro+0x73/0x110 [ 634.334334][ T429] sysfs_create_group+0x1b/0x20 [ 634.339174][ T429] loop_configure+0xbcd/0xeb0 [ 634.343968][ T429] lo_ioctl+0x618/0x13e0 [ 634.348215][ T429] ? path_openat+0x18d4/0x1ec0 [ 634.353023][ T429] ? blkdev_common_ioctl+0x438/0x1110 [ 634.358464][ T429] ? selinux_file_ioctl+0x981/0xa10 [ 634.363646][ T429] ? lo_release+0x120/0x120 [ 634.368135][ T429] blkdev_ioctl+0x1d0/0x3f0 [ 634.372667][ T429] block_ioctl+0x6e/0x80 [ 634.376890][ T429] ? blkdev_iopoll+0x80/0x80 [ 634.381470][ T429] __se_sys_ioctl+0xcb/0x140 [ 634.386044][ T429] __x64_sys_ioctl+0x3f/0x50 [ 634.390706][ T429] do_syscall_64+0x44/0xa0 [ 634.395115][ T429] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 634.401012][ T429] RIP: 0033:0x7fe50967f7f7 [ 634.405460][ T429] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 634.425334][ T429] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 634.433757][ T429] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 634.441811][ T429] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 634.449765][ T429] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 634.457757][ T429] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 634.465722][ T429] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 634.474673][ T410] FAT-fs (loop3): bogus number of reserved sectors [ 634.481192][ T410] FAT-fs (loop3): Can't find a valid FAT filesystem [ 634.494627][ T428] FAT-fs (loop4): bogus number of reserved sectors [ 634.501207][ T428] FAT-fs (loop4): Can't find a valid FAT filesystem [ 634.511000][ T404] loop0: detected capacity change from 0 to 264192 16:00:04 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:04 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x700000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 634.516349][ T429] FAT-fs (loop1): bogus number of reserved sectors [ 634.524242][ T429] FAT-fs (loop1): Can't find a valid FAT filesystem [ 634.547842][ T428] loop4: detected capacity change from 0 to 109 [ 634.561098][ T428] FAT-fs (loop4): bogus number of reserved sectors [ 634.567658][ T428] FAT-fs (loop4): Can't find a valid FAT filesystem [ 634.574645][ T454] FAT-fs (loop2): bogus number of reserved sectors [ 634.575801][ T427] FAT-fs (loop5): bogus number of reserved sectors [ 634.581182][ T454] FAT-fs (loop2): Can't find a valid FAT filesystem [ 634.587698][ T427] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 634.603434][ T427] FAT-fs (loop5): Can't find a valid FAT filesystem [ 634.611101][ T410] loop3: detected capacity change from 0 to 88 16:00:04 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 31) [ 634.624871][ T410] FAT-fs (loop3): bogus number of reserved sectors [ 634.631396][ T410] FAT-fs (loop3): Can't find a valid FAT filesystem [ 634.637688][ T471] FAULT_INJECTION: forcing a failure. [ 634.637688][ T471] name failslab, interval 1, probability 0, space 0, times 0 [ 634.650630][ T471] CPU: 0 PID: 471 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 634.659357][ T471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 634.669405][ T471] Call Trace: [ 634.672677][ T471] dump_stack_lvl+0xd6/0x122 [ 634.677263][ T471] dump_stack+0x11/0x1b [ 634.681409][ T471] should_fail+0x23c/0x250 [ 634.685870][ T471] __should_failslab+0x81/0x90 [ 634.690617][ T471] ? kobject_uevent_env+0x1a7/0xc40 [ 634.695802][ T471] should_failslab+0x5/0x20 [ 634.700290][ T471] kmem_cache_alloc_trace+0x52/0x320 [ 634.705576][ T471] ? dev_uevent_filter+0x70/0x70 [ 634.710597][ T471] kobject_uevent_env+0x1a7/0xc40 [ 634.715619][ T471] ? internal_create_group+0x7d9/0x860 [ 634.721123][ T471] ? set_capacity_and_notify+0xeb/0x200 [ 634.726673][ T471] kobject_uevent+0x18/0x20 [ 634.731167][ T471] loop_configure+0xce1/0xeb0 [ 634.735832][ T471] lo_ioctl+0x618/0x13e0 [ 634.740140][ T471] ? path_openat+0x18d4/0x1ec0 [ 634.744891][ T471] ? blkdev_common_ioctl+0x438/0x1110 [ 634.750317][ T471] ? selinux_file_ioctl+0x981/0xa10 [ 634.756004][ T471] ? lo_release+0x120/0x120 [ 634.760559][ T471] blkdev_ioctl+0x1d0/0x3f0 [ 634.765064][ T471] block_ioctl+0x6e/0x80 [ 634.769307][ T471] ? blkdev_iopoll+0x80/0x80 [ 634.773875][ T471] __se_sys_ioctl+0xcb/0x140 [ 634.778449][ T471] __x64_sys_ioctl+0x3f/0x50 [ 634.783021][ T471] do_syscall_64+0x44/0xa0 [ 634.787490][ T471] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 634.793371][ T471] RIP: 0033:0x7fe50967f7f7 [ 634.797766][ T471] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 634.817433][ T471] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 634.827878][ T471] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 634.835831][ T471] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 634.843790][ T471] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 634.851750][ T471] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 634.859723][ T471] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 16:00:05 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x800000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 634.874091][ T468] loop0: detected capacity change from 0 to 264192 [ 634.883182][ T471] FAT-fs (loop1): bogus number of reserved sectors [ 634.889768][ T471] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:05 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb103, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:05 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xdb26, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:05 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x13, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:05 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 32) [ 634.920989][ T454] FAT-fs (loop2): bogus number of reserved sectors [ 634.927556][ T454] FAT-fs (loop2): Can't find a valid FAT filesystem [ 634.969434][ T490] FAULT_INJECTION: forcing a failure. [ 634.969434][ T490] name failslab, interval 1, probability 0, space 0, times 0 [ 634.982245][ T490] CPU: 1 PID: 490 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 634.990824][ T490] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 635.000878][ T490] Call Trace: [ 635.004152][ T490] dump_stack_lvl+0xd6/0x122 [ 635.008742][ T490] dump_stack+0x11/0x1b [ 635.012881][ T490] should_fail+0x23c/0x250 [ 635.017281][ T490] ? kzalloc+0x1d/0x30 [ 635.021403][ T490] __should_failslab+0x81/0x90 [ 635.026509][ T490] should_failslab+0x5/0x20 [ 635.031001][ T490] __kmalloc+0x6f/0x350 [ 635.035140][ T490] kzalloc+0x1d/0x30 [ 635.039085][ T490] kobject_get_path+0x7c/0x110 [ 635.043834][ T490] kobject_uevent_env+0x1be/0xc40 [ 635.049151][ T490] ? internal_create_group+0x7d9/0x860 [ 635.054593][ T490] ? set_capacity_and_notify+0xeb/0x200 [ 635.060121][ T490] kobject_uevent+0x18/0x20 [ 635.064683][ T490] loop_configure+0xce1/0xeb0 [ 635.069345][ T490] lo_ioctl+0x618/0x13e0 [ 635.073686][ T490] ? path_openat+0x18d4/0x1ec0 [ 635.078449][ T490] ? blkdev_common_ioctl+0x438/0x1110 [ 635.083891][ T490] ? selinux_file_ioctl+0x981/0xa10 [ 635.090204][ T490] ? lo_release+0x120/0x120 [ 635.094765][ T490] blkdev_ioctl+0x1d0/0x3f0 [ 635.099290][ T490] block_ioctl+0x6e/0x80 [ 635.103522][ T490] ? blkdev_iopoll+0x80/0x80 [ 635.108103][ T490] __se_sys_ioctl+0xcb/0x140 [ 635.112679][ T490] __x64_sys_ioctl+0x3f/0x50 [ 635.117330][ T490] do_syscall_64+0x44/0xa0 [ 635.121732][ T490] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 635.127791][ T490] RIP: 0033:0x7fe50967f7f7 [ 635.132249][ T490] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 635.151930][ T490] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 635.160414][ T490] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 635.168367][ T490] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 635.176319][ T490] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 635.184273][ T490] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 635.192311][ T490] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 635.205415][ T487] loop0: detected capacity change from 0 to 264192 [ 635.226119][ T502] loop3: detected capacity change from 0 to 88 [ 635.254447][ T502] FAT-fs (loop3): bogus number of reserved sectors [ 635.260988][ T502] FAT-fs (loop3): Can't find a valid FAT filesystem [ 635.261863][ T507] FAT-fs (loop5): bogus number of reserved sectors 16:00:05 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x5, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 635.274182][ T507] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 635.277945][ T490] FAT-fs (loop1): bogus number of reserved sectors [ 635.283486][ T507] FAT-fs (loop5): Can't find a valid FAT filesystem [ 635.296589][ T490] FAT-fs (loop1): Can't find a valid FAT filesystem [ 635.318161][ T502] loop3: detected capacity change from 0 to 88 [ 635.325595][ T487] loop0: detected capacity change from 0 to 264192 [ 635.333011][ T502] FAT-fs (loop3): bogus number of reserved sectors [ 635.339618][ T502] FAT-fs (loop3): Can't find a valid FAT filesystem [ 635.344009][ T521] loop4: detected capacity change from 0 to 109 [ 635.370380][ T525] FAT-fs (loop2): bogus number of reserved sectors 16:00:05 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb203, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:05 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x900000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:05 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 33) [ 635.376962][ T525] FAT-fs (loop2): Can't find a valid FAT filesystem [ 635.406656][ T521] FAT-fs (loop4): bogus number of reserved sectors [ 635.413243][ T521] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:05 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 635.431267][ T507] FAT-fs (loop5): bogus number of reserved sectors [ 635.437872][ T507] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 635.444922][ T545] loop0: detected capacity change from 0 to 264192 [ 635.447088][ T507] FAT-fs (loop5): Can't find a valid FAT filesystem [ 635.455186][ T546] loop3: detected capacity change from 0 to 89 [ 635.473633][ T546] FAT-fs (loop3): bogus number of reserved sectors [ 635.480245][ T546] FAT-fs (loop3): Can't find a valid FAT filesystem [ 635.481549][ T552] FAULT_INJECTION: forcing a failure. [ 635.481549][ T552] name failslab, interval 1, probability 0, space 0, times 0 [ 635.499494][ T552] CPU: 0 PID: 552 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 635.508253][ T552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 635.518311][ T552] Call Trace: [ 635.521573][ T552] dump_stack_lvl+0xd6/0x122 [ 635.526170][ T552] dump_stack+0x11/0x1b [ 635.530319][ T552] should_fail+0x23c/0x250 [ 635.534717][ T552] __should_failslab+0x81/0x90 [ 635.539563][ T552] should_failslab+0x5/0x20 [ 635.544130][ T552] kmem_cache_alloc_node+0x61/0x2c0 [ 635.549357][ T552] ? __alloc_skb+0xed/0x420 [ 635.553998][ T552] __alloc_skb+0xed/0x420 [ 635.558342][ T552] alloc_uevent_skb+0x5b/0x120 [ 635.563248][ T552] kobject_uevent_env+0x863/0xc40 [ 635.568267][ T552] ? internal_create_group+0x7d9/0x860 [ 635.573741][ T552] ? set_capacity_and_notify+0xeb/0x200 [ 635.579282][ T552] kobject_uevent+0x18/0x20 [ 635.583838][ T552] loop_configure+0xce1/0xeb0 [ 635.588702][ T552] lo_ioctl+0x618/0x13e0 [ 635.594076][ T552] ? path_openat+0x18d4/0x1ec0 [ 635.598842][ T552] ? save_fpregs_to_fpstate+0xd8/0x110 [ 635.604384][ T552] ? blkdev_common_ioctl+0x438/0x1110 [ 635.609733][ T552] ? selinux_file_ioctl+0x981/0xa10 [ 635.614927][ T552] ? lo_release+0x120/0x120 [ 635.619468][ T552] blkdev_ioctl+0x1d0/0x3f0 [ 635.624004][ T552] block_ioctl+0x6e/0x80 [ 635.628286][ T552] ? blkdev_iopoll+0x80/0x80 [ 635.632890][ T552] __se_sys_ioctl+0xcb/0x140 [ 635.637585][ T552] __x64_sys_ioctl+0x3f/0x50 [ 635.642176][ T552] do_syscall_64+0x44/0xa0 [ 635.646633][ T552] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 635.652611][ T552] RIP: 0033:0x7fe50967f7f7 [ 635.657020][ T552] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 635.676613][ T552] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 635.685032][ T552] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 635.693003][ T552] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 635.700986][ T552] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 635.709092][ T552] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 635.717067][ T552] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 635.732053][ T521] loop4: detected capacity change from 0 to 109 [ 635.738713][ T552] FAT-fs (loop1): bogus number of reserved sectors [ 635.745365][ T552] FAT-fs (loop1): Can't find a valid FAT filesystem [ 635.750366][ T556] FAT-fs (loop2): bogus number of reserved sectors [ 635.758460][ T556] FAT-fs (loop2): Can't find a valid FAT filesystem [ 635.768247][ T521] FAT-fs (loop4): bogus number of reserved sectors [ 635.773483][ T545] loop0: detected capacity change from 0 to 264192 16:00:05 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x22, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:05 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xed00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 635.774822][ T521] FAT-fs (loop4): Can't find a valid FAT filesystem [ 635.789235][ T546] loop3: detected capacity change from 0 to 89 [ 635.800876][ T546] FAT-fs (loop3): bogus number of reserved sectors [ 635.807457][ T546] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:06 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 34) 16:00:06 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xa00000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:06 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb303, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 635.853736][ T584] FAT-fs (loop5): bogus number of reserved sectors [ 635.860703][ T584] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 635.869843][ T584] FAT-fs (loop5): Can't find a valid FAT filesystem [ 635.872272][ T595] loop4: detected capacity change from 0 to 118 [ 635.887998][ T556] FAT-fs (loop2): bogus number of reserved sectors [ 635.894703][ T556] FAT-fs (loop2): Can't find a valid FAT filesystem [ 635.933659][ T604] FAULT_INJECTION: forcing a failure. [ 635.933659][ T604] name failslab, interval 1, probability 0, space 0, times 0 [ 635.946335][ T604] CPU: 0 PID: 604 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 635.953354][ T595] FAT-fs (loop4): bogus number of reserved sectors [ 635.954925][ T604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 635.954940][ T604] Call Trace: [ 635.954948][ T604] dump_stack_lvl+0xd6/0x122 [ 635.961435][ T595] FAT-fs (loop4): Can't find a valid FAT filesystem [ 635.985913][ T604] dump_stack+0x11/0x1b [ 635.990067][ T604] should_fail+0x23c/0x250 [ 635.994469][ T604] __should_failslab+0x81/0x90 [ 635.999213][ T604] should_failslab+0x5/0x20 [ 636.003699][ T604] kmem_cache_alloc_node_trace+0x61/0x2e0 [ 636.009552][ T604] ? __kmalloc_node_track_caller+0x30/0x40 [ 636.015339][ T604] __kmalloc_node_track_caller+0x30/0x40 [ 636.020999][ T604] ? alloc_uevent_skb+0x5b/0x120 [ 636.025924][ T604] __alloc_skb+0x187/0x420 [ 636.030482][ T604] alloc_uevent_skb+0x5b/0x120 [ 636.035233][ T604] kobject_uevent_env+0x863/0xc40 [ 636.040370][ T604] ? internal_create_group+0x7d9/0x860 [ 636.045854][ T604] ? set_capacity_and_notify+0xeb/0x200 [ 636.051383][ T604] kobject_uevent+0x18/0x20 [ 636.055867][ T604] loop_configure+0xce1/0xeb0 [ 636.060559][ T604] lo_ioctl+0x618/0x13e0 [ 636.064821][ T604] ? path_openat+0x18d4/0x1ec0 [ 636.069570][ T604] ? blkdev_common_ioctl+0x438/0x1110 [ 636.074926][ T604] ? selinux_file_ioctl+0x981/0xa10 [ 636.080177][ T604] ? lo_release+0x120/0x120 [ 636.084758][ T604] blkdev_ioctl+0x1d0/0x3f0 [ 636.089254][ T604] block_ioctl+0x6e/0x80 [ 636.093568][ T604] ? blkdev_iopoll+0x80/0x80 [ 636.098141][ T604] __se_sys_ioctl+0xcb/0x140 [ 636.102724][ T604] __x64_sys_ioctl+0x3f/0x50 [ 636.107293][ T604] do_syscall_64+0x44/0xa0 [ 636.111769][ T604] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 636.117652][ T604] RIP: 0033:0x7fe50967f7f7 [ 636.122117][ T604] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 636.141832][ T604] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 636.150236][ T604] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 636.158232][ T604] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 636.166232][ T604] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 636.174188][ T604] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 636.182150][ T604] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 636.192623][ T602] loop0: detected capacity change from 0 to 264192 [ 636.198674][ T607] loop3: detected capacity change from 0 to 89 [ 636.208975][ T584] FAT-fs (loop5): bogus number of reserved sectors [ 636.212441][ T604] FAT-fs (loop1): bogus number of reserved sectors [ 636.215536][ T584] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:06 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 636.222069][ T604] FAT-fs (loop1): Can't find a valid FAT filesystem [ 636.231147][ T584] FAT-fs (loop5): Can't find a valid FAT filesystem [ 636.258022][ T607] FAT-fs (loop3): bogus number of reserved sectors [ 636.261973][ T595] loop4: detected capacity change from 0 to 118 [ 636.264610][ T607] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:06 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xb00000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:06 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x25, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 636.279868][ T595] FAT-fs (loop4): bogus number of reserved sectors [ 636.286448][ T595] FAT-fs (loop4): Can't find a valid FAT filesystem [ 636.324100][ T607] loop3: detected capacity change from 0 to 89 16:00:06 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 35) 16:00:06 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xedc0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 636.326244][ T635] FAT-fs (loop2): bogus number of reserved sectors [ 636.336807][ T635] FAT-fs (loop2): Can't find a valid FAT filesystem [ 636.339189][ T607] FAT-fs (loop3): bogus number of reserved sectors [ 636.350151][ T607] FAT-fs (loop3): Can't find a valid FAT filesystem [ 636.353942][ T629] loop0: detected capacity change from 0 to 264192 [ 636.394620][ T635] FAT-fs (loop2): bogus number of reserved sectors [ 636.399139][ T652] FAULT_INJECTION: forcing a failure. [ 636.399139][ T652] name failslab, interval 1, probability 0, space 0, times 0 [ 636.401146][ T635] FAT-fs (loop2): Can't find a valid FAT filesystem [ 636.413882][ T652] CPU: 0 PID: 652 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 636.424163][ T643] FAT-fs (loop5): bogus number of reserved sectors 16:00:06 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb403, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 636.429090][ T652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 636.429104][ T652] Call Trace: [ 636.429189][ T652] dump_stack_lvl+0xd6/0x122 [ 636.435635][ T643] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 636.445651][ T652] dump_stack+0x11/0x1b [ 636.445677][ T652] should_fail+0x23c/0x250 [ 636.448966][ T643] FAT-fs (loop5): Can't find a valid FAT filesystem [ 636.453527][ T652] ? skb_clone+0x12c/0x1f0 [ 636.453549][ T652] __should_failslab+0x81/0x90 [ 636.487111][ T652] should_failslab+0x5/0x20 [ 636.491632][ T652] kmem_cache_alloc+0x4f/0x300 [ 636.496378][ T652] skb_clone+0x12c/0x1f0 [ 636.500604][ T652] netlink_broadcast_filtered+0x4fd/0xb60 [ 636.506303][ T652] ? skb_put+0xb9/0xf0 [ 636.510353][ T652] netlink_broadcast+0x35/0x50 [ 636.515097][ T652] kobject_uevent_env+0x8c9/0xc40 [ 636.520105][ T652] ? internal_create_group+0x7d9/0x860 [ 636.525606][ T652] ? set_capacity_and_notify+0xeb/0x200 [ 636.531131][ T652] kobject_uevent+0x18/0x20 [ 636.535715][ T652] loop_configure+0xce1/0xeb0 [ 636.540372][ T652] lo_ioctl+0x618/0x13e0 [ 636.544596][ T652] ? path_openat+0x18d4/0x1ec0 [ 636.549374][ T652] ? blkdev_common_ioctl+0x438/0x1110 [ 636.554736][ T652] ? selinux_file_ioctl+0x981/0xa10 [ 636.559947][ T652] ? lo_release+0x120/0x120 [ 636.564434][ T652] blkdev_ioctl+0x1d0/0x3f0 [ 636.568986][ T652] block_ioctl+0x6e/0x80 [ 636.573233][ T652] ? blkdev_iopoll+0x80/0x80 [ 636.577820][ T652] __se_sys_ioctl+0xcb/0x140 [ 636.582394][ T652] __x64_sys_ioctl+0x3f/0x50 [ 636.586963][ T652] do_syscall_64+0x44/0xa0 [ 636.591359][ T652] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 636.597306][ T652] RIP: 0033:0x7fe50967f7f7 [ 636.601704][ T652] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 636.621300][ T652] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 636.629712][ T652] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 636.637728][ T652] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 636.645681][ T652] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 636.653670][ T652] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 636.661620][ T652] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 636.670721][ T659] loop4: detected capacity change from 0 to 118 [ 636.676884][ T652] FAT-fs (loop1): bogus number of reserved sectors [ 636.683493][ T652] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:06 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 636.694355][ T629] loop0: detected capacity change from 0 to 264192 [ 636.701171][ T659] FAT-fs (loop4): bogus number of reserved sectors [ 636.707775][ T659] FAT-fs (loop4): Can't find a valid FAT filesystem [ 636.719909][ T643] FAT-fs (loop5): bogus number of reserved sectors [ 636.726493][ T643] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 636.735762][ T643] FAT-fs (loop5): Can't find a valid FAT filesystem [ 636.751905][ T679] FAT-fs (loop2): bogus number of reserved sectors [ 636.758451][ T679] FAT-fs (loop2): Can't find a valid FAT filesystem [ 636.768014][ T680] loop3: detected capacity change from 0 to 90 [ 636.780442][ T659] loop4: detected capacity change from 0 to 118 16:00:06 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x48, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:06 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 36) 16:00:06 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xc00000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 636.796263][ T680] FAT-fs (loop3): bogus number of reserved sectors [ 636.802816][ T680] FAT-fs (loop3): Can't find a valid FAT filesystem [ 636.831329][ T659] FAT-fs (loop4): bogus number of reserved sectors [ 636.837906][ T659] FAT-fs (loop4): Can't find a valid FAT filesystem [ 636.878227][ T680] loop3: detected capacity change from 0 to 90 [ 636.882778][ T701] FAULT_INJECTION: forcing a failure. [ 636.882778][ T701] name failslab, interval 1, probability 0, space 0, times 0 [ 636.897011][ T701] CPU: 0 PID: 701 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 636.905654][ T701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 636.912998][ T713] loop4: detected capacity change from 0 to 120 [ 636.916358][ T701] Call Trace: [ 636.916370][ T701] dump_stack_lvl+0xd6/0x122 [ 636.916395][ T701] dump_stack+0x11/0x1b [ 636.925343][ T713] FAT-fs (loop4): bogus number of reserved sectors [ 636.925896][ T701] should_fail+0x23c/0x250 [ 636.925919][ T701] __should_failslab+0x81/0x90 [ 636.930503][ T713] FAT-fs (loop4): Can't find a valid FAT filesystem [ 636.934636][ T701] ? call_usermodehelper_setup+0x71/0x190 [ 636.934665][ T701] should_failslab+0x5/0x20 [ 636.946771][ T680] FAT-fs (loop3): bogus number of reserved sectors 16:00:07 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xf100, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 636.950417][ T701] kmem_cache_alloc_trace+0x52/0x320 [ 636.950443][ T701] call_usermodehelper_setup+0x71/0x190 [ 636.950468][ T701] ? add_uevent_var+0x1d0/0x1d0 [ 636.957074][ T680] FAT-fs (loop3): Can't find a valid FAT filesystem [ 636.962746][ T701] kobject_uevent_env+0xb29/0xc40 [ 636.969892][ T700] FAT-fs (loop5): bogus number of reserved sectors [ 636.973844][ T701] ? internal_create_group+0x7d9/0x860 [ 636.979177][ T700] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 636.979201][ T700] FAT-fs (loop5): Can't find a valid FAT filesystem [ 636.984069][ T710] loop0: detected capacity change from 0 to 264192 [ 636.984742][ T701] ? set_capacity_and_notify+0xeb/0x200 [ 636.984768][ T701] kobject_uevent+0x18/0x20 [ 637.046495][ T701] loop_configure+0xce1/0xeb0 [ 637.051163][ T701] lo_ioctl+0x618/0x13e0 [ 637.055404][ T701] ? path_openat+0x18d4/0x1ec0 [ 637.060162][ T701] ? blkdev_common_ioctl+0x438/0x1110 [ 637.065512][ T701] ? selinux_file_ioctl+0x981/0xa10 [ 637.070759][ T701] ? lo_release+0x120/0x120 [ 637.075289][ T701] blkdev_ioctl+0x1d0/0x3f0 [ 637.079801][ T701] block_ioctl+0x6e/0x80 [ 637.084045][ T701] ? blkdev_iopoll+0x80/0x80 [ 637.088764][ T701] __se_sys_ioctl+0xcb/0x140 [ 637.093354][ T701] __x64_sys_ioctl+0x3f/0x50 [ 637.097944][ T701] do_syscall_64+0x44/0xa0 [ 637.102455][ T701] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 637.108335][ T701] RIP: 0033:0x7fe50967f7f7 [ 637.112725][ T701] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 637.132452][ T701] RSP: 002b:00007fe5073f5f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 637.140871][ T701] RAX: ffffffffffffffda RBX: 00007fe5096c9970 RCX: 00007fe50967f7f7 [ 637.148831][ T701] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 637.156785][ T701] RBP: 0000000000000005 R08: 0000000000000000 R09: ffffffffffffffff [ 637.164740][ T701] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 637.172780][ T701] R13: 0000000000000004 R14: 0000000020002680 R15: 0000000000000000 [ 637.185440][ T701] FAT-fs (loop1): bogus number of reserved sectors [ 637.186514][ T679] FAT-fs (loop2): bogus number of reserved sectors [ 637.192059][ T701] FAT-fs (loop1): Can't find a valid FAT filesystem [ 637.205255][ T679] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:07 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb503, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:07 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 37) [ 637.242397][ T710] loop0: detected capacity change from 0 to 264192 [ 637.252970][ T713] loop4: detected capacity change from 0 to 120 [ 637.260836][ T700] FAT-fs (loop5): bogus number of reserved sectors [ 637.267412][ T700] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 637.276547][ T700] FAT-fs (loop5): Can't find a valid FAT filesystem [ 637.293480][ T744] loop3: detected capacity change from 0 to 90 [ 637.300342][ T745] FAULT_INJECTION: forcing a failure. [ 637.300342][ T745] name failslab, interval 1, probability 0, space 0, times 0 [ 637.305085][ T713] FAT-fs (loop4): bogus number of reserved sectors [ 637.313012][ T745] CPU: 1 PID: 745 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 637.319504][ T713] FAT-fs (loop4): Can't find a valid FAT filesystem [ 637.328194][ T745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 637.328207][ T745] Call Trace: [ 637.328215][ T745] dump_stack_lvl+0xd6/0x122 [ 637.352884][ T745] dump_stack+0x11/0x1b [ 637.357051][ T745] should_fail+0x23c/0x250 [ 637.361560][ T745] ? getname_flags+0x84/0x3f0 [ 637.366267][ T745] __should_failslab+0x81/0x90 [ 637.371131][ T745] should_failslab+0x5/0x20 [ 637.375617][ T745] kmem_cache_alloc+0x4f/0x300 [ 637.380368][ T745] ? perf_trace_sys_exit+0x6e/0x180 [ 637.385591][ T745] getname_flags+0x84/0x3f0 [ 637.390082][ T745] ? switch_fpu_return+0xa/0x10 [ 637.394942][ T745] __x64_sys_mkdir+0x31/0x50 [ 637.399521][ T745] do_syscall_64+0x44/0xa0 [ 637.403959][ T745] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 637.409852][ T745] RIP: 0033:0x7fe50967eb47 [ 637.414260][ T745] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 637.433854][ T745] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 16:00:07 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 637.442345][ T745] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967eb47 [ 637.450350][ T745] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 637.458306][ T745] RBP: 00007fe5073f6040 R08: 0000000000000000 R09: ffffffffffffffff [ 637.466271][ T745] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 637.474311][ T745] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:07 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xd00000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:07 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4c, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 637.493664][ T744] FAT-fs (loop3): bogus number of reserved sectors [ 637.500280][ T744] FAT-fs (loop3): Can't find a valid FAT filesystem [ 637.507630][ T752] FAT-fs (loop2): bogus number of reserved sectors [ 637.514205][ T752] FAT-fs (loop2): Can't find a valid FAT filesystem [ 637.538714][ T761] loop0: detected capacity change from 0 to 264192 [ 637.554295][ T744] loop3: detected capacity change from 0 to 90 [ 637.560915][ T744] FAT-fs (loop3): bogus number of reserved sectors [ 637.566271][ T752] FAT-fs (loop2): bogus number of reserved sectors [ 637.567494][ T744] FAT-fs (loop3): Can't find a valid FAT filesystem [ 637.573984][ T752] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:07 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xf200, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:07 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 38) [ 637.595789][ T761] loop0: detected capacity change from 0 to 264192 [ 637.620321][ T786] FAT-fs (loop5): bogus number of reserved sectors [ 637.623246][ T789] FAULT_INJECTION: forcing a failure. [ 637.623246][ T789] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 637.627109][ T786] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 637.640159][ T789] CPU: 1 PID: 789 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 637.649375][ T786] FAT-fs (loop5): Can't find a valid FAT filesystem [ 637.657908][ T789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 637.657997][ T789] Call Trace: [ 637.677817][ T789] dump_stack_lvl+0xd6/0x122 [ 637.682440][ T789] dump_stack+0x11/0x1b [ 637.686581][ T789] should_fail+0x23c/0x250 [ 637.690995][ T789] should_fail_usercopy+0x16/0x20 [ 637.696048][ T789] strncpy_from_user+0x21/0x250 [ 637.700888][ T789] getname_flags+0xb8/0x3f0 [ 637.705376][ T789] __x64_sys_mkdir+0x31/0x50 [ 637.709956][ T789] do_syscall_64+0x44/0xa0 [ 637.714372][ T789] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 637.720328][ T789] RIP: 0033:0x7fe50967eb47 [ 637.724729][ T789] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 637.744338][ T789] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 637.752749][ T789] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967eb47 [ 637.760788][ T789] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 637.768744][ T789] RBP: 00007fe5073f6040 R08: 0000000000000000 R09: ffffffffffffffff [ 637.776747][ T789] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 637.784698][ T789] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:07 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xf00000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 637.792979][ T783] loop4: detected capacity change from 0 to 121 [ 637.801726][ T783] FAT-fs (loop4): bogus number of reserved sectors [ 637.808299][ T783] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:08 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 39) 16:00:08 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb603, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 637.839237][ T786] FAT-fs (loop5): bogus number of reserved sectors [ 637.845787][ T786] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 637.850341][ T810] loop0: detected capacity change from 0 to 264192 [ 637.855034][ T786] FAT-fs (loop5): Can't find a valid FAT filesystem [ 637.883140][ T783] loop4: detected capacity change from 0 to 121 [ 637.885525][ T819] FAULT_INJECTION: forcing a failure. [ 637.885525][ T819] name failslab, interval 1, probability 0, space 0, times 0 [ 637.890118][ T783] FAT-fs (loop4): bogus number of reserved sectors [ 637.902095][ T819] CPU: 0 PID: 819 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 637.908592][ T783] FAT-fs (loop4): Can't find a valid FAT filesystem [ 637.917154][ T819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 637.917166][ T819] Call Trace: 16:00:08 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 637.917172][ T819] dump_stack_lvl+0xd6/0x122 [ 637.941695][ T819] dump_stack+0x11/0x1b [ 637.945861][ T819] should_fail+0x23c/0x250 [ 637.947608][ T826] loop3: detected capacity change from 0 to 91 [ 637.950271][ T819] ? __d_alloc+0x36/0x370 [ 637.958675][ T826] FAT-fs (loop3): bogus number of reserved sectors [ 637.960727][ T819] __should_failslab+0x81/0x90 [ 637.960752][ T819] should_failslab+0x5/0x20 [ 637.967263][ T826] FAT-fs (loop3): Can't find a valid FAT filesystem [ 637.972066][ T819] kmem_cache_alloc+0x4f/0x300 [ 637.972091][ T819] __d_alloc+0x36/0x370 [ 637.992005][ T819] d_alloc+0x2a/0x130 [ 637.994994][ T830] FAT-fs (loop2): bogus number of reserved sectors [ 637.995995][ T819] __lookup_hash+0x8f/0x180 [ 638.002499][ T830] FAT-fs (loop2): Can't find a valid FAT filesystem [ 638.006962][ T819] filename_create+0xfc/0x270 [ 638.018527][ T819] do_mkdirat+0x53/0x2c0 [ 638.022761][ T819] __x64_sys_mkdir+0x40/0x50 [ 638.027339][ T819] do_syscall_64+0x44/0xa0 [ 638.031787][ T819] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 638.037752][ T819] RIP: 0033:0x7fe50967eb47 [ 638.042160][ T819] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 638.061930][ T819] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 638.070417][ T819] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967eb47 [ 638.078384][ T819] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 16:00:08 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x60, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 638.086521][ T819] RBP: 00007fe5073f6040 R08: 0000000000000000 R09: ffffffffffffffff [ 638.094472][ T819] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 638.102690][ T819] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 638.129916][ T810] loop0: detected capacity change from 0 to 264192 16:00:08 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfeff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:08 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 40) [ 638.139817][ T826] loop3: detected capacity change from 0 to 91 [ 638.150017][ T848] FAT-fs (loop5): bogus number of reserved sectors [ 638.156570][ T848] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 638.165692][ T848] FAT-fs (loop5): Can't find a valid FAT filesystem [ 638.181149][ T826] FAT-fs (loop3): bogus number of reserved sectors [ 638.187748][ T860] loop4: detected capacity change from 0 to 127 [ 638.187756][ T826] FAT-fs (loop3): Can't find a valid FAT filesystem [ 638.187939][ T830] FAT-fs (loop2): bogus number of reserved sectors [ 638.196319][ T862] FAULT_INJECTION: forcing a failure. [ 638.196319][ T862] name failslab, interval 1, probability 0, space 0, times 0 [ 638.200645][ T830] FAT-fs (loop2): Can't find a valid FAT filesystem [ 638.226845][ T862] CPU: 1 PID: 862 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 638.229092][ T860] FAT-fs (loop4): bogus number of reserved sectors [ 638.235426][ T862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 638.241991][ T860] FAT-fs (loop4): Can't find a valid FAT filesystem [ 638.251989][ T862] Call Trace: [ 638.251998][ T862] dump_stack_lvl+0xd6/0x122 [ 638.252020][ T862] dump_stack+0x11/0x1b [ 638.252035][ T862] should_fail+0x23c/0x250 [ 638.274987][ T862] ? ext4_alloc_inode+0x27/0x300 [ 638.280022][ T862] __should_failslab+0x81/0x90 [ 638.284788][ T862] ? set_qf_name+0x230/0x230 [ 638.289365][ T862] should_failslab+0x5/0x20 [ 638.293852][ T862] kmem_cache_alloc+0x4f/0x300 [ 638.298595][ T862] ? ebitmap_destroy+0x91/0xa0 [ 638.303339][ T862] ? set_qf_name+0x230/0x230 [ 638.307907][ T862] ext4_alloc_inode+0x27/0x300 [ 638.312670][ T862] ? set_qf_name+0x230/0x230 [ 638.317295][ T862] new_inode_pseudo+0x38/0x1c0 [ 638.322042][ T862] new_inode+0x21/0x120 [ 638.326193][ T862] __ext4_new_inode+0x13f/0x2fd0 [ 638.331131][ T862] ? __dquot_initialize+0x13d/0x7f0 [ 638.336330][ T862] ext4_mkdir+0x28a/0x760 [ 638.340649][ T862] vfs_mkdir+0x2c3/0x3e0 [ 638.344875][ T862] do_mkdirat+0x12e/0x2c0 [ 638.349217][ T862] __x64_sys_mkdir+0x40/0x50 [ 638.353813][ T862] do_syscall_64+0x44/0xa0 [ 638.358229][ T862] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 638.364133][ T862] RIP: 0033:0x7fe50967eb47 [ 638.368539][ T862] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:00:08 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x1000000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 638.388230][ T862] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 638.396623][ T862] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967eb47 [ 638.404597][ T862] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 638.412559][ T862] RBP: 00007fe5073f6040 R08: 0000000000000000 R09: ffffffffffffffff [ 638.420573][ T862] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 638.428545][ T862] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:08 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 41) [ 638.457237][ T873] loop0: detected capacity change from 0 to 264192 [ 638.482124][ T860] loop4: detected capacity change from 0 to 127 [ 638.483081][ T848] FAT-fs (loop5): bogus number of reserved sectors [ 638.494943][ T848] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 638.497392][ T860] FAT-fs (loop4): bogus number of reserved sectors [ 638.504164][ T848] FAT-fs (loop5): Can't find a valid FAT filesystem [ 638.511161][ T890] FAULT_INJECTION: forcing a failure. [ 638.511161][ T890] name failslab, interval 1, probability 0, space 0, times 0 [ 638.517313][ T860] FAT-fs (loop4): Can't find a valid FAT filesystem [ 638.529905][ T890] CPU: 0 PID: 890 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 638.545027][ T890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 16:00:08 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb703, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 638.555080][ T890] Call Trace: [ 638.558365][ T890] dump_stack_lvl+0xd6/0x122 [ 638.563015][ T890] dump_stack+0x11/0x1b [ 638.567243][ T890] should_fail+0x23c/0x250 [ 638.571661][ T890] ? ext4_alloc_inode+0x27/0x300 [ 638.576596][ T890] __should_failslab+0x81/0x90 [ 638.579847][ T896] loop3: detected capacity change from 0 to 91 [ 638.581420][ T890] ? set_qf_name+0x230/0x230 [ 638.592165][ T890] should_failslab+0x5/0x20 [ 638.596672][ T890] kmem_cache_alloc+0x4f/0x300 [ 638.601438][ T890] ? ebitmap_destroy+0x91/0xa0 [ 638.605272][ T896] FAT-fs (loop3): bogus number of reserved sectors [ 638.606193][ T890] ? set_qf_name+0x230/0x230 [ 638.612693][ T896] FAT-fs (loop3): Can't find a valid FAT filesystem [ 638.618711][ T890] ext4_alloc_inode+0x27/0x300 [ 638.630131][ T890] ? set_qf_name+0x230/0x230 [ 638.634740][ T890] new_inode_pseudo+0x38/0x1c0 [ 638.639572][ T890] new_inode+0x21/0x120 [ 638.643736][ T890] __ext4_new_inode+0x13f/0x2fd0 [ 638.648746][ T890] ? __dquot_initialize+0x13d/0x7f0 [ 638.653945][ T890] ext4_mkdir+0x28a/0x760 [ 638.658396][ T890] vfs_mkdir+0x2c3/0x3e0 [ 638.662646][ T890] do_mkdirat+0x12e/0x2c0 [ 638.667007][ T890] __x64_sys_mkdir+0x40/0x50 [ 638.671647][ T890] do_syscall_64+0x44/0xa0 [ 638.676053][ T890] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 638.682076][ T890] RIP: 0033:0x7fe50967eb47 [ 638.686474][ T890] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:00:08 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:08 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x68, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 638.706281][ T890] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 638.714682][ T890] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967eb47 [ 638.722645][ T890] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 638.730667][ T890] RBP: 00007fe5073f6040 R08: 0000000000000000 R09: ffffffffffffffff [ 638.738815][ T890] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 638.746800][ T890] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:08 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x1100000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:08 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xff0f, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 638.784786][ T904] FAT-fs (loop2): bogus number of reserved sectors [ 638.791323][ T904] FAT-fs (loop2): Can't find a valid FAT filesystem [ 638.814456][ T896] loop3: detected capacity change from 0 to 91 16:00:08 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 42) [ 638.848569][ T919] loop0: detected capacity change from 0 to 264192 [ 638.856386][ T904] FAT-fs (loop2): bogus number of reserved sectors [ 638.859461][ T896] FAT-fs (loop3): bogus number of reserved sectors [ 638.862927][ T904] FAT-fs (loop2): Can't find a valid FAT filesystem [ 638.874280][ T929] FAT-fs (loop5): bogus number of reserved sectors [ 638.876006][ T896] FAT-fs (loop3): Can't find a valid FAT filesystem [ 638.882507][ T929] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 638.898270][ T929] FAT-fs (loop5): Can't find a valid FAT filesystem [ 638.911652][ T938] FAULT_INJECTION: forcing a failure. [ 638.911652][ T938] name failslab, interval 1, probability 0, space 0, times 0 [ 638.913641][ T941] loop4: detected capacity change from 0 to 127 [ 638.924337][ T938] CPU: 1 PID: 938 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 638.933874][ T941] FAT-fs (loop4): bogus number of reserved sectors [ 638.939853][ T938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 638.939867][ T938] Call Trace: [ 638.939874][ T938] dump_stack_lvl+0xd6/0x122 [ 638.946406][ T941] FAT-fs (loop4): Can't find a valid FAT filesystem [ 638.956405][ T938] dump_stack+0x11/0x1b [ 638.956428][ T938] should_fail+0x23c/0x250 [ 638.956445][ T938] ? sidtab_sid2str_get+0x9c/0x130 [ 638.984637][ T938] __should_failslab+0x81/0x90 [ 638.989486][ T938] should_failslab+0x5/0x20 [ 638.994029][ T938] __kmalloc_track_caller+0x6d/0x350 [ 638.999306][ T938] kmemdup+0x21/0x50 [ 639.003199][ T938] sidtab_sid2str_get+0x9c/0x130 [ 639.008125][ T938] security_sid_to_context_core+0x1cb/0x2d0 [ 639.014006][ T938] security_sid_to_context_force+0x2f/0x40 [ 639.019838][ T938] selinux_inode_init_security+0x4e4/0x590 [ 639.025729][ T938] security_inode_init_security+0xe4/0x260 [ 639.031549][ T938] ? ext4_init_security+0x40/0x40 [ 639.036599][ T938] ext4_init_security+0x30/0x40 [ 639.041457][ T938] __ext4_new_inode+0x2a0a/0x2fd0 [ 639.046487][ T938] ext4_mkdir+0x28a/0x760 [ 639.050806][ T938] vfs_mkdir+0x2c3/0x3e0 [ 639.055090][ T938] do_mkdirat+0x12e/0x2c0 [ 639.059417][ T938] __x64_sys_mkdir+0x40/0x50 [ 639.064021][ T938] do_syscall_64+0x44/0xa0 [ 639.068441][ T938] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 639.074337][ T938] RIP: 0033:0x7fe50967eb47 [ 639.078733][ T938] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 639.098415][ T938] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 639.106868][ T938] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967eb47 [ 639.114905][ T938] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 639.122947][ T938] RBP: 00007fe5073f6040 R08: 0000000000000000 R09: ffffffffffffffff [ 639.130963][ T938] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 639.138952][ T938] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 639.160110][ T919] loop0: detected capacity change from 0 to 264192 [ 639.175415][ T941] loop4: detected capacity change from 0 to 127 [ 639.185579][ T929] FAT-fs (loop5): bogus number of reserved sectors [ 639.192118][ T929] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 639.201225][ T929] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:09 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 639.206446][ T941] FAT-fs (loop4): bogus number of reserved sectors [ 639.214331][ T941] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:09 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x2000000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:09 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6c, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:09 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xd, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:09 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfffe, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:09 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb803, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 639.264008][ T961] FAT-fs (loop2): bogus number of reserved sectors [ 639.270608][ T961] FAT-fs (loop2): Can't find a valid FAT filesystem [ 639.298505][ T969] loop0: detected capacity change from 0 to 264192 16:00:09 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 43) [ 639.344416][ T983] FAT-fs (loop5): bogus number of reserved sectors [ 639.351091][ T983] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 639.360233][ T983] FAT-fs (loop5): Can't find a valid FAT filesystem [ 639.363270][ T987] FAT-fs (loop2): bogus number of reserved sectors [ 639.373389][ T987] FAT-fs (loop2): Can't find a valid FAT filesystem [ 639.374241][ T969] loop0: detected capacity change from 0 to 264192 [ 639.392768][ T995] FAULT_INJECTION: forcing a failure. [ 639.392768][ T995] name failslab, interval 1, probability 0, space 0, times 0 [ 639.405419][ T995] CPU: 0 PID: 995 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 639.414117][ T995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 639.424172][ T995] Call Trace: [ 639.424823][ T1002] loop4: detected capacity change from 0 to 127 [ 639.427458][ T995] dump_stack_lvl+0xd6/0x122 [ 639.436352][ T1002] FAT-fs (loop4): bogus number of reserved sectors [ 639.438312][ T995] dump_stack+0x11/0x1b [ 639.438337][ T995] should_fail+0x23c/0x250 [ 639.444832][ T1002] FAT-fs (loop4): Can't find a valid FAT filesystem [ 639.448954][ T995] ? kcalloc+0x32/0x50 [ 639.464034][ T995] __should_failslab+0x81/0x90 [ 639.468866][ T995] should_failslab+0x5/0x20 [ 639.473424][ T995] __kmalloc+0x6f/0x350 [ 639.477571][ T995] ? __crc32c_le_base+0x250/0x350 [ 639.482649][ T995] kcalloc+0x32/0x50 [ 639.486600][ T995] ext4_find_extent+0x21c/0x7f0 [ 639.491477][ T995] ext4_ext_map_blocks+0x115/0x1ff0 [ 639.496668][ T995] ? ext4_inode_csum+0x410/0x490 [ 639.501643][ T995] ? ext4_es_lookup_extent+0x206/0x490 [ 639.507114][ T995] ext4_map_blocks+0x1cf/0xf00 [ 639.511862][ T995] ext4_getblk+0xc6/0x3e0 [ 639.516191][ T995] ext4_bread+0x28/0x100 [ 639.520428][ T995] ext4_append+0xd1/0x1c0 [ 639.524743][ T995] ext4_init_new_dir+0x177/0x500 [ 639.529674][ T995] ext4_mkdir+0x329/0x760 [ 639.533986][ T995] vfs_mkdir+0x2c3/0x3e0 [ 639.538210][ T995] do_mkdirat+0x12e/0x2c0 [ 639.542569][ T995] __x64_sys_mkdir+0x40/0x50 [ 639.547151][ T995] do_syscall_64+0x44/0xa0 [ 639.551669][ T995] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 639.557594][ T995] RIP: 0033:0x7fe50967eb47 [ 639.562006][ T995] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 639.581831][ T995] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 639.590286][ T995] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967eb47 [ 639.598775][ T995] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 639.606763][ T995] RBP: 00007fe5073f6040 R08: 0000000000000000 R09: ffffffffffffffff [ 639.614843][ T995] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 639.622810][ T995] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 639.639245][ T995] FAT-fs (loop1): bogus number of reserved sectors [ 639.645171][ T1013] loop3: detected capacity change from 0 to 92 [ 639.645813][ T995] FAT-fs (loop1): Can't find a valid FAT filesystem [ 639.658639][ T983] FAT-fs (loop5): bogus number of reserved sectors [ 639.665176][ T983] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 639.666162][ T1013] FAT-fs (loop3): bogus number of reserved sectors [ 639.674333][ T983] FAT-fs (loop5): Can't find a valid FAT filesystem [ 639.687462][ T1013] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:09 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x74, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:09 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x2010000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 639.691006][ T1002] loop4: detected capacity change from 0 to 127 [ 639.714843][ T987] FAT-fs (loop2): bogus number of reserved sectors [ 639.721390][ T987] FAT-fs (loop2): Can't find a valid FAT filesystem [ 639.737181][ T1002] FAT-fs (loop4): bogus number of reserved sectors 16:00:09 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 44) [ 639.743757][ T1002] FAT-fs (loop4): Can't find a valid FAT filesystem [ 639.795840][ T1013] loop3: detected capacity change from 0 to 92 [ 639.796189][ T1045] FAT-fs (loop5): bogus number of reserved sectors [ 639.802522][ T1046] loop0: detected capacity change from 0 to 264192 [ 639.808645][ T1045] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 639.808681][ T1045] FAT-fs (loop5): Can't find a valid FAT filesystem [ 639.831924][ T1013] FAT-fs (loop3): bogus number of reserved sectors [ 639.838510][ T1013] FAT-fs (loop3): Can't find a valid FAT filesystem [ 639.838577][ T1056] FAULT_INJECTION: forcing a failure. [ 639.838577][ T1056] name failslab, interval 1, probability 0, space 0, times 0 [ 639.857748][ T1056] CPU: 1 PID: 1056 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 639.866425][ T1056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 639.876598][ T1056] Call Trace: [ 639.879865][ T1056] dump_stack_lvl+0xd6/0x122 [ 639.884494][ T1056] dump_stack+0x11/0x1b [ 639.888631][ T1056] should_fail+0x23c/0x250 [ 639.893111][ T1056] ? __es_insert_extent+0x51f/0xe70 [ 639.898802][ T1056] __should_failslab+0x81/0x90 [ 639.903601][ T1056] should_failslab+0x5/0x20 [ 639.908260][ T1056] kmem_cache_alloc+0x4f/0x300 [ 639.913006][ T1056] ? __getblk_gfp+0x3f/0x590 [ 639.917587][ T1056] __es_insert_extent+0x51f/0xe70 [ 639.922730][ T1056] ext4_es_insert_extent+0x1cb/0x1950 [ 639.928128][ T1056] ext4_ext_map_blocks+0x100a/0x1ff0 [ 639.933410][ T1056] ext4_map_blocks+0x1cf/0xf00 [ 639.938163][ T1056] ext4_getblk+0xc6/0x3e0 [ 639.942490][ T1056] ext4_bread+0x28/0x100 [ 639.946730][ T1056] ext4_append+0xd1/0x1c0 [ 639.951060][ T1056] ext4_init_new_dir+0x177/0x500 [ 639.956009][ T1056] ext4_mkdir+0x329/0x760 [ 639.960328][ T1056] vfs_mkdir+0x2c3/0x3e0 [ 639.964556][ T1056] do_mkdirat+0x12e/0x2c0 [ 639.968918][ T1056] __x64_sys_mkdir+0x40/0x50 [ 639.973567][ T1056] do_syscall_64+0x44/0xa0 [ 639.977971][ T1056] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 639.983854][ T1056] RIP: 0033:0x7fe50967eb47 [ 639.988360][ T1056] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 640.007951][ T1056] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 640.016373][ T1056] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967eb47 [ 640.024506][ T1056] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 640.032468][ T1056] RBP: 00007fe5073f6040 R08: 0000000000000000 R09: ffffffffffffffff [ 640.040436][ T1056] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 640.048388][ T1056] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 640.066331][ T1056] FAT-fs (loop1): bogus number of reserved sectors [ 640.066401][ T1045] FAT-fs (loop5): bogus number of reserved sectors [ 640.073118][ T1056] FAT-fs (loop1): Can't find a valid FAT filesystem [ 640.079566][ T1045] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:10 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x80000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:10 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:10 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb903, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 640.095359][ T1045] FAT-fs (loop5): Can't find a valid FAT filesystem [ 640.106991][ T1046] loop0: detected capacity change from 0 to 264192 [ 640.129516][ T1070] loop3: detected capacity change from 0 to 92 [ 640.136726][ T1070] FAT-fs (loop3): bogus number of reserved sectors 16:00:10 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe026, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:10 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7a, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:10 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 45) [ 640.143338][ T1070] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:10 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x2200000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 640.189415][ T1087] loop4: detected capacity change from 0 to 1024 [ 640.214253][ T1113] FAULT_INJECTION: forcing a failure. [ 640.214253][ T1113] name failslab, interval 1, probability 0, space 0, times 0 [ 640.216693][ T1095] FAT-fs (loop2): bogus number of reserved sectors [ 640.227025][ T1113] CPU: 0 PID: 1113 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 640.233521][ T1095] FAT-fs (loop2): Can't find a valid FAT filesystem [ 640.235226][ T1112] FAT-fs (loop5): bogus number of reserved sectors [ 640.242240][ T1113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 640.242255][ T1113] Call Trace: [ 640.242262][ T1113] dump_stack_lvl+0xd6/0x122 [ 640.242286][ T1113] dump_stack+0x11/0x1b [ 640.248861][ T1112] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 640.255346][ T1113] should_fail+0x23c/0x250 [ 640.255367][ T1113] ? kcalloc+0x32/0x50 [ 640.265527][ T1112] FAT-fs (loop5): Can't find a valid FAT filesystem [ 640.268787][ T1113] __should_failslab+0x81/0x90 [ 640.279859][ T1127] loop0: detected capacity change from 0 to 264192 [ 640.286564][ T1113] should_failslab+0x5/0x20 [ 640.286591][ T1113] __kmalloc+0x6f/0x350 [ 640.286608][ T1113] kcalloc+0x32/0x50 [ 640.286643][ T1113] ext4_find_extent+0x21c/0x7f0 [ 640.330489][ T1113] ? kfree+0xf8/0x1d0 [ 640.334483][ T1113] ext4_ext_map_blocks+0x115/0x1ff0 [ 640.339699][ T1113] ext4_map_blocks+0x71e/0xf00 [ 640.344487][ T1113] ext4_getblk+0xc6/0x3e0 [ 640.348831][ T1113] ext4_bread+0x28/0x100 [ 640.353086][ T1113] ext4_append+0xd1/0x1c0 [ 640.357426][ T1113] ext4_init_new_dir+0x177/0x500 [ 640.362379][ T1113] ext4_mkdir+0x329/0x760 [ 640.366719][ T1113] vfs_mkdir+0x2c3/0x3e0 [ 640.370981][ T1113] do_mkdirat+0x12e/0x2c0 [ 640.375388][ T1113] __x64_sys_mkdir+0x40/0x50 [ 640.380044][ T1113] do_syscall_64+0x44/0xa0 [ 640.384497][ T1113] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 640.390406][ T1113] RIP: 0033:0x7fe50967eb47 [ 640.395075][ T1113] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 640.414684][ T1113] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 640.423292][ T1113] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967eb47 [ 640.432225][ T1113] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 640.440202][ T1113] RBP: 00007fe5073f6040 R08: 0000000000000000 R09: ffffffffffffffff [ 640.448173][ T1113] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 640.456147][ T1113] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 640.457332][ T1130] loop3: detected capacity change from 0 to 112 [ 640.481681][ T1087] FAT-fs (loop4): bogus number of reserved sectors [ 640.487749][ T1127] loop0: detected capacity change from 0 to 264192 [ 640.488412][ T1087] FAT-fs (loop4): Can't find a valid FAT filesystem [ 640.489071][ T1112] FAT-fs (loop5): bogus number of reserved sectors [ 640.495125][ T1095] FAT-fs (loop2): bogus number of reserved sectors [ 640.501540][ T1112] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 640.501558][ T1112] FAT-fs (loop5): Can't find a valid FAT filesystem [ 640.530298][ T1095] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:10 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 46) [ 640.540784][ T1130] FAT-fs (loop3): bogus number of reserved sectors [ 640.547379][ T1130] FAT-fs (loop3): Can't find a valid FAT filesystem [ 640.556463][ T1150] FAULT_INJECTION: forcing a failure. [ 640.556463][ T1150] name failslab, interval 1, probability 0, space 0, times 0 [ 640.569092][ T1150] CPU: 1 PID: 1150 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 640.577750][ T1150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 640.587824][ T1150] Call Trace: [ 640.591103][ T1150] dump_stack_lvl+0xd6/0x122 [ 640.595688][ T1150] dump_stack+0x11/0x1b [ 640.599843][ T1150] should_fail+0x23c/0x250 [ 640.604301][ T1150] ? ext4_mb_new_blocks+0x317/0x1fc0 [ 640.609590][ T1150] __should_failslab+0x81/0x90 [ 640.614341][ T1150] should_failslab+0x5/0x20 [ 640.618837][ T1150] kmem_cache_alloc+0x4f/0x300 [ 640.623590][ T1150] ext4_mb_new_blocks+0x317/0x1fc0 [ 640.628690][ T1150] ? ext4_find_extent+0x6cf/0x7f0 [ 640.633708][ T1150] ? ext4_ext_search_right+0x300/0x540 [ 640.639147][ T1150] ? ext4_inode_to_goal_block+0x1bd/0x1d0 [ 640.644988][ T1150] ext4_ext_map_blocks+0x15ed/0x1ff0 [ 640.650524][ T1150] ext4_map_blocks+0x71e/0xf00 [ 640.655354][ T1150] ext4_getblk+0xc6/0x3e0 [ 640.659704][ T1150] ext4_bread+0x28/0x100 [ 640.663927][ T1150] ext4_append+0xd1/0x1c0 [ 640.668253][ T1150] ext4_init_new_dir+0x177/0x500 [ 640.673335][ T1150] ext4_mkdir+0x329/0x760 [ 640.677792][ T1150] vfs_mkdir+0x2c3/0x3e0 [ 640.682034][ T1150] do_mkdirat+0x12e/0x2c0 [ 640.686365][ T1150] __x64_sys_mkdir+0x40/0x50 [ 640.690949][ T1150] do_syscall_64+0x44/0xa0 [ 640.695486][ T1150] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 640.701395][ T1150] RIP: 0033:0x7fe50967eb47 [ 640.705843][ T1150] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 640.725514][ T1150] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 640.733982][ T1150] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967eb47 [ 640.742201][ T1150] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 640.750236][ T1150] RBP: 00007fe5073f6040 R08: 0000000000000000 R09: ffffffffffffffff [ 640.758234][ T1150] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 640.766204][ T1150] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:10 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 47) 16:00:10 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x80040, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:10 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:10 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x3f00000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:10 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xed, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 640.819166][ T1130] loop3: detected capacity change from 0 to 112 [ 640.844051][ T1130] FAT-fs (loop3): bogus number of reserved sectors [ 640.850683][ T1130] FAT-fs (loop3): Can't find a valid FAT filesystem [ 640.867089][ T1175] loop0: detected capacity change from 0 to 264192 [ 640.874947][ T1176] FAULT_INJECTION: forcing a failure. [ 640.874947][ T1176] name failslab, interval 1, probability 0, space 0, times 0 [ 640.887816][ T1176] CPU: 0 PID: 1176 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 640.896550][ T1176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 640.906608][ T1176] Call Trace: [ 640.909892][ T1176] dump_stack_lvl+0xd6/0x122 [ 640.914498][ T1176] dump_stack+0x11/0x1b [ 640.918665][ T1176] should_fail+0x23c/0x250 [ 640.923089][ T1176] ? ext4_mb_new_blocks+0x73f/0x1fc0 [ 640.928379][ T1176] __should_failslab+0x81/0x90 [ 640.933165][ T1176] should_failslab+0x5/0x20 [ 640.937797][ T1176] kmem_cache_alloc+0x4f/0x300 [ 640.938863][ T1182] loop4: detected capacity change from 0 to 1024 [ 640.942563][ T1176] ext4_mb_new_blocks+0x73f/0x1fc0 [ 640.942588][ T1176] ? ext4_find_extent+0x6cf/0x7f0 [ 640.959033][ T1176] ? ext4_ext_search_right+0x300/0x540 [ 640.964501][ T1176] ? ext4_inode_to_goal_block+0x1bd/0x1d0 [ 640.970323][ T1176] ext4_ext_map_blocks+0x15ed/0x1ff0 [ 640.975616][ T1176] ext4_map_blocks+0x71e/0xf00 [ 640.980382][ T1176] ext4_getblk+0xc6/0x3e0 [ 640.984781][ T1176] ext4_bread+0x28/0x100 [ 640.989069][ T1176] ext4_append+0xd1/0x1c0 [ 640.993461][ T1176] ext4_init_new_dir+0x177/0x500 [ 640.998503][ T1176] ext4_mkdir+0x329/0x760 [ 641.002835][ T1176] vfs_mkdir+0x2c3/0x3e0 [ 641.007070][ T1176] do_mkdirat+0x12e/0x2c0 [ 641.011388][ T1176] __x64_sys_mkdir+0x40/0x50 [ 641.016415][ T1176] do_syscall_64+0x44/0xa0 [ 641.020823][ T1176] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 641.026741][ T1176] RIP: 0033:0x7fe50967eb47 [ 641.031163][ T1176] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 641.050759][ T1176] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 641.059161][ T1176] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967eb47 [ 641.067119][ T1176] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 641.075165][ T1176] RBP: 00007fe5073f6040 R08: 0000000000000000 R09: ffffffffffffffff [ 641.083211][ T1176] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 [ 641.091191][ T1176] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 641.102109][ T1181] FAT-fs (loop5): bogus number of reserved sectors [ 641.108655][ T1181] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:11 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xed00, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 641.118110][ T1181] FAT-fs (loop5): Can't find a valid FAT filesystem [ 641.124784][ T1180] FAT-fs (loop2): bogus number of reserved sectors [ 641.126454][ T1182] FAT-fs (loop4): bogus number of reserved sectors [ 641.131356][ T1180] FAT-fs (loop2): Can't find a valid FAT filesystem [ 641.137912][ T1182] FAT-fs (loop4): Can't find a valid FAT filesystem [ 641.171285][ T1194] loop3: detected capacity change from 0 to 118 [ 641.187623][ T1175] loop0: detected capacity change from 0 to 264192 [ 641.187805][ T1180] FAT-fs (loop2): bogus number of reserved sectors [ 641.200706][ T1180] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:11 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x4000000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 641.228604][ T1194] FAT-fs (loop3): bogus number of reserved sectors [ 641.235189][ T1194] FAT-fs (loop3): Can't find a valid FAT filesystem [ 641.261729][ T1182] loop4: detected capacity change from 0 to 1024 16:00:11 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 641.279932][ T1182] FAT-fs (loop4): bogus number of reserved sectors [ 641.286521][ T1182] FAT-fs (loop4): Can't find a valid FAT filesystem [ 641.292537][ T1212] loop0: detected capacity change from 0 to 264192 [ 641.304464][ T1181] FAT-fs (loop5): bogus number of reserved sectors [ 641.311001][ T1181] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 641.320167][ T1181] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:11 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x1000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:11 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x7fffffffffffffff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:11 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xedc0, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:11 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf1, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 641.329973][ T1194] loop3: detected capacity change from 0 to 118 [ 641.341817][ T1194] FAT-fs (loop3): bogus number of reserved sectors [ 641.348350][ T1194] FAT-fs (loop3): Can't find a valid FAT filesystem [ 641.350827][ T1225] FAT-fs (loop2): bogus number of reserved sectors [ 641.361481][ T1225] FAT-fs (loop2): Can't find a valid FAT filesystem [ 641.410111][ T1235] loop4: detected capacity change from 0 to 32768 [ 641.418708][ T1235] FAT-fs (loop4): bogus number of reserved sectors [ 641.425356][ T1235] FAT-fs (loop4): Can't find a valid FAT filesystem [ 641.432278][ T1234] loop0: detected capacity change from 0 to 264192 [ 641.440865][ T1250] loop3: detected capacity change from 0 to 118 16:00:11 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 48) [ 641.462021][ T1225] FAT-fs (loop2): bogus number of reserved sectors [ 641.468606][ T1225] FAT-fs (loop2): Can't find a valid FAT filesystem [ 641.475599][ T1250] FAT-fs (loop3): bogus number of reserved sectors [ 641.482145][ T1250] FAT-fs (loop3): Can't find a valid FAT filesystem [ 641.493610][ T1248] FAT-fs (loop5): bogus number of reserved sectors [ 641.494616][ T1264] FAULT_INJECTION: forcing a failure. [ 641.494616][ T1264] name failslab, interval 1, probability 0, space 0, times 0 [ 641.500241][ T1248] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 641.512933][ T1264] CPU: 0 PID: 1264 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 641.522298][ T1248] FAT-fs (loop5): Can't find a valid FAT filesystem [ 641.530946][ T1264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 641.547611][ T1264] Call Trace: [ 641.550892][ T1264] dump_stack_lvl+0xd6/0x122 [ 641.555492][ T1264] dump_stack+0x11/0x1b [ 641.559652][ T1264] should_fail+0x23c/0x250 [ 641.564060][ T1264] ? __es_insert_extent+0x51f/0xe70 [ 641.569360][ T1264] __should_failslab+0x81/0x90 [ 641.574204][ T1264] should_failslab+0x5/0x20 [ 641.578697][ T1264] kmem_cache_alloc+0x4f/0x300 [ 641.583453][ T1264] __es_insert_extent+0x51f/0xe70 [ 641.588469][ T1264] ext4_es_insert_extent+0x1cb/0x1950 [ 641.593846][ T1264] ext4_map_blocks+0xa5d/0xf00 [ 641.598658][ T1264] ext4_getblk+0xc6/0x3e0 [ 641.602972][ T1264] ext4_bread+0x28/0x100 [ 641.607201][ T1264] ext4_append+0xd1/0x1c0 [ 641.611522][ T1264] ext4_init_new_dir+0x177/0x500 [ 641.616449][ T1264] ext4_mkdir+0x329/0x760 [ 641.620814][ T1264] vfs_mkdir+0x2c3/0x3e0 [ 641.625051][ T1264] do_mkdirat+0x12e/0x2c0 [ 641.629368][ T1264] __x64_sys_mkdir+0x40/0x50 [ 641.633976][ T1264] do_syscall_64+0x44/0xa0 [ 641.638381][ T1264] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 641.644527][ T1264] RIP: 0033:0x7fe50967eb47 [ 641.648926][ T1264] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 641.668534][ T1264] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053 [ 641.676930][ T1264] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967eb47 [ 641.684973][ T1264] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000280 [ 641.693050][ T1264] RBP: 00007fe5073f6040 R08: 0000000000000000 R09: ffffffffffffffff [ 641.701000][ T1264] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000240 16:00:11 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf100, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 641.708957][ T1264] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 641.719741][ T1235] loop4: detected capacity change from 0 to 32768 [ 641.726825][ T1234] loop0: detected capacity change from 0 to 264192 [ 641.735148][ T1235] FAT-fs (loop4): bogus number of reserved sectors [ 641.741690][ T1235] FAT-fs (loop4): Can't find a valid FAT filesystem [ 641.757211][ T1248] FAT-fs (loop5): bogus number of reserved sectors 16:00:11 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x10e0000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:11 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x85ffffff00000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 641.763875][ T1248] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 641.773010][ T1248] FAT-fs (loop5): Can't find a valid FAT filesystem [ 641.776124][ T1264] FAT-fs (loop1): bogus number of reserved sectors [ 641.786123][ T1264] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:11 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x11, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 641.828887][ T1290] loop0: detected capacity change from 0 to 264192 [ 641.862041][ T1288] loop4: detected capacity change from 0 to 34560 [ 641.869821][ T1285] loop3: detected capacity change from 0 to 120 16:00:12 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf2, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:12 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 49) [ 641.892574][ T1296] FAT-fs (loop2): bogus number of reserved sectors [ 641.899655][ T1296] FAT-fs (loop2): Can't find a valid FAT filesystem [ 641.905304][ T1288] FAT-fs (loop4): bogus number of reserved sectors [ 641.912866][ T1288] FAT-fs (loop4): Can't find a valid FAT filesystem [ 641.925988][ T1285] FAT-fs (loop3): bogus number of reserved sectors [ 641.932540][ T1285] FAT-fs (loop3): Can't find a valid FAT filesystem [ 641.964095][ T1314] FAT-fs (loop5): bogus number of reserved sectors [ 641.965512][ T1315] FAULT_INJECTION: forcing a failure. [ 641.965512][ T1315] name failslab, interval 1, probability 0, space 0, times 0 [ 641.970651][ T1314] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 641.983255][ T1315] CPU: 0 PID: 1315 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 641.992351][ T1314] FAT-fs (loop5): Can't find a valid FAT filesystem [ 642.008289][ T1315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 642.018327][ T1315] Call Trace: [ 642.021659][ T1315] dump_stack_lvl+0xd6/0x122 [ 642.026253][ T1315] dump_stack+0x11/0x1b [ 642.030451][ T1315] should_fail+0x23c/0x250 [ 642.034847][ T1315] ? __se_sys_mount+0x4e/0x2f0 [ 642.039700][ T1315] __should_failslab+0x81/0x90 [ 642.044450][ T1315] should_failslab+0x5/0x20 [ 642.049021][ T1315] __kmalloc_track_caller+0x6d/0x350 [ 642.054570][ T1315] ? do_mkdirat+0x293/0x2c0 [ 642.059070][ T1315] ? strnlen_user+0x137/0x1c0 [ 642.063776][ T1315] strndup_user+0x73/0x120 [ 642.068242][ T1315] __se_sys_mount+0x4e/0x2f0 [ 642.072853][ T1315] ? perf_trace_sys_exit+0x6e/0x180 [ 642.078051][ T1315] __x64_sys_mount+0x63/0x70 [ 642.082637][ T1315] do_syscall_64+0x44/0xa0 [ 642.087042][ T1315] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 642.092983][ T1315] RIP: 0033:0x7fe509680f6a [ 642.097404][ T1315] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 642.116999][ T1315] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 642.125438][ T1315] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 642.133635][ T1315] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 642.141663][ T1315] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 642.149660][ T1315] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 16:00:12 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x2000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 642.157683][ T1315] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 642.177041][ T1285] loop3: detected capacity change from 0 to 120 [ 642.183405][ T1296] FAT-fs (loop2): bogus number of reserved sectors [ 642.186164][ T1285] FAT-fs (loop3): bogus number of reserved sectors [ 642.190037][ T1296] FAT-fs (loop2): Can't find a valid FAT filesystem [ 642.196500][ T1285] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:12 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf200, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 642.221011][ T1314] FAT-fs (loop5): bogus number of reserved sectors [ 642.226757][ T1290] loop0: detected capacity change from 0 to 264192 [ 642.227596][ T1314] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 642.243219][ T1314] FAT-fs (loop5): Can't find a valid FAT filesystem [ 642.261928][ T1338] loop4: detected capacity change from 0 to 65536 16:00:12 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 50) [ 642.301127][ T1338] FAT-fs (loop4): bogus number of reserved sectors [ 642.307721][ T1338] FAT-fs (loop4): Can't find a valid FAT filesystem [ 642.313972][ T1349] loop3: detected capacity change from 0 to 121 16:00:12 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x8cffffff00000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 642.349737][ T1349] FAT-fs (loop3): bogus number of reserved sectors [ 642.356333][ T1349] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:12 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfe, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:12 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x12, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:12 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x2040000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 642.391163][ T1357] FAULT_INJECTION: forcing a failure. [ 642.391163][ T1357] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 642.404254][ T1357] CPU: 1 PID: 1357 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 642.411086][ T1361] loop0: detected capacity change from 0 to 264192 [ 642.412927][ T1357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 642.412939][ T1357] Call Trace: [ 642.412946][ T1357] dump_stack_lvl+0xd6/0x122 [ 642.412969][ T1357] dump_stack+0x11/0x1b [ 642.441482][ T1357] should_fail+0x23c/0x250 [ 642.445912][ T1357] should_fail_usercopy+0x16/0x20 [ 642.450953][ T1357] _copy_from_user+0x1c/0xd0 [ 642.455555][ T1357] strndup_user+0xb0/0x120 [ 642.459991][ T1357] __se_sys_mount+0x4e/0x2f0 [ 642.464614][ T1357] ? perf_trace_sys_exit+0x6e/0x180 [ 642.469829][ T1357] __x64_sys_mount+0x63/0x70 [ 642.474433][ T1357] do_syscall_64+0x44/0xa0 [ 642.478862][ T1357] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 642.484796][ T1357] RIP: 0033:0x7fe509680f6a [ 642.489391][ T1357] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 642.509004][ T1357] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 642.517428][ T1357] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 642.525400][ T1357] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 642.533376][ T1357] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 642.541358][ T1357] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 642.541635][ T1368] loop4: detected capacity change from 0 to 66048 [ 642.549330][ T1357] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 642.567508][ T1349] loop3: detected capacity change from 0 to 121 16:00:12 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 51) [ 642.589317][ T1361] loop0: detected capacity change from 0 to 264192 [ 642.605892][ T1349] FAT-fs (loop3): bogus number of reserved sectors [ 642.612552][ T1349] FAT-fs (loop3): Can't find a valid FAT filesystem [ 642.628114][ T1368] FAT-fs (loop4): bogus number of reserved sectors [ 642.634705][ T1368] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:12 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xdaffffff00000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 642.644541][ T1389] FAT-fs (loop5): bogus number of reserved sectors [ 642.651075][ T1389] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 642.660238][ T1389] FAT-fs (loop5): Can't find a valid FAT filesystem [ 642.674752][ T1393] FAT-fs (loop2): bogus number of reserved sectors [ 642.681455][ T1393] FAT-fs (loop2): Can't find a valid FAT filesystem [ 642.685221][ T1398] FAULT_INJECTION: forcing a failure. [ 642.685221][ T1398] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 642.696184][ T1402] loop0: detected capacity change from 0 to 264192 [ 642.701171][ T1398] CPU: 1 PID: 1398 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 642.701203][ T1398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 642.701213][ T1398] Call Trace: [ 642.701220][ T1398] dump_stack_lvl+0xd6/0x122 [ 642.734425][ T1398] dump_stack+0x11/0x1b [ 642.738643][ T1398] should_fail+0x23c/0x250 [ 642.743069][ T1398] should_fail_usercopy+0x16/0x20 [ 642.748081][ T1398] _copy_from_user+0x1c/0xd0 [ 642.752765][ T1398] strndup_user+0xb0/0x120 [ 642.757266][ T1398] __se_sys_mount+0x4e/0x2f0 [ 642.761935][ T1398] ? perf_trace_sys_exit+0x6e/0x180 [ 642.767151][ T1398] __x64_sys_mount+0x63/0x70 [ 642.771726][ T1398] do_syscall_64+0x44/0xa0 [ 642.776207][ T1398] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 642.782192][ T1398] RIP: 0033:0x7fe509680f6a [ 642.786628][ T1398] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 642.806218][ T1398] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 642.814672][ T1398] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 642.822645][ T1398] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 642.830597][ T1398] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 16:00:13 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10e, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:13 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfeff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 642.838555][ T1398] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 642.846515][ T1398] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 642.880096][ T1368] loop4: detected capacity change from 0 to 66048 [ 642.887224][ T1393] FAT-fs (loop2): bogus number of reserved sectors 16:00:13 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 52) [ 642.893764][ T1393] FAT-fs (loop2): Can't find a valid FAT filesystem [ 642.906412][ T1419] FAT-fs (loop5): bogus number of reserved sectors [ 642.912957][ T1419] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 642.922100][ T1419] FAT-fs (loop5): Can't find a valid FAT filesystem [ 642.927254][ T1368] FAT-fs (loop4): bogus number of reserved sectors [ 642.935345][ T1368] FAT-fs (loop4): Can't find a valid FAT filesystem [ 642.937950][ T1425] FAULT_INJECTION: forcing a failure. [ 642.937950][ T1425] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 642.955138][ T1425] CPU: 0 PID: 1425 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 642.956008][ T1429] loop3: detected capacity change from 0 to 127 [ 642.963812][ T1425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 642.963826][ T1425] Call Trace: [ 642.963833][ T1425] dump_stack_lvl+0xd6/0x122 [ 642.978486][ T1429] FAT-fs (loop3): bogus number of reserved sectors [ 642.980114][ T1425] dump_stack+0x11/0x1b [ 642.980139][ T1425] should_fail+0x23c/0x250 [ 642.983421][ T1429] FAT-fs (loop3): Can't find a valid FAT filesystem [ 642.987967][ T1425] should_fail_usercopy+0x16/0x20 [ 643.014595][ T1425] _copy_from_user+0x1c/0xd0 [ 643.019233][ T1425] strndup_user+0xb0/0x120 [ 643.023638][ T1425] __se_sys_mount+0x91/0x2f0 [ 643.028245][ T1425] ? perf_trace_sys_exit+0x6e/0x180 [ 643.033441][ T1425] __x64_sys_mount+0x63/0x70 [ 643.038110][ T1425] do_syscall_64+0x44/0xa0 [ 643.042561][ T1425] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 643.048445][ T1425] RIP: 0033:0x7fe509680f6a [ 643.052842][ T1425] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 643.072432][ T1425] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 643.080825][ T1425] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 643.088779][ T1425] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 643.096739][ T1425] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 643.104772][ T1425] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 643.112792][ T1425] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 643.125835][ T1419] FAT-fs (loop5): bogus number of reserved sectors [ 643.132392][ T1419] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:13 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x22, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:13 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x3000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:13 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 53) [ 643.141513][ T1419] FAT-fs (loop5): Can't find a valid FAT filesystem [ 643.144278][ T1402] loop0: detected capacity change from 0 to 264192 [ 643.158132][ T1429] loop3: detected capacity change from 0 to 127 [ 643.171327][ T1429] FAT-fs (loop3): bogus number of reserved sectors [ 643.177879][ T1429] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:13 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xff0f, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 643.195532][ T1454] loop4: detected capacity change from 0 to 98304 [ 643.206475][ T1454] FAT-fs (loop4): bogus number of reserved sectors [ 643.206715][ T1457] FAT-fs (loop2): bogus number of reserved sectors [ 643.213021][ T1454] FAT-fs (loop4): Can't find a valid FAT filesystem [ 643.219500][ T1457] FAT-fs (loop2): Can't find a valid FAT filesystem [ 643.228821][ T1462] FAULT_INJECTION: forcing a failure. [ 643.228821][ T1462] name failslab, interval 1, probability 0, space 0, times 0 [ 643.245371][ T1462] CPU: 1 PID: 1462 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 643.254118][ T1462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 643.263090][ T1469] loop3: detected capacity change from 0 to 127 [ 643.264165][ T1462] Call Trace: [ 643.273400][ T1469] FAT-fs (loop3): bogus number of reserved sectors [ 643.273679][ T1462] dump_stack_lvl+0xd6/0x122 [ 643.273703][ T1462] dump_stack+0x11/0x1b [ 643.280186][ T1469] FAT-fs (loop3): Can't find a valid FAT filesystem [ 643.284817][ T1462] should_fail+0x23c/0x250 [ 643.284838][ T1462] __should_failslab+0x81/0x90 [ 643.284857][ T1462] ? __se_sys_mount+0xf7/0x2f0 [ 643.309563][ T1462] should_failslab+0x5/0x20 [ 643.314227][ T1462] kmem_cache_alloc_trace+0x52/0x320 [ 643.319568][ T1462] ? _copy_from_user+0x94/0xd0 [ 643.324338][ T1462] __se_sys_mount+0xf7/0x2f0 [ 643.328925][ T1462] ? perf_trace_sys_exit+0x6e/0x180 [ 643.334206][ T1462] __x64_sys_mount+0x63/0x70 [ 643.338786][ T1462] do_syscall_64+0x44/0xa0 [ 643.343194][ T1462] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 643.349120][ T1462] RIP: 0033:0x7fe509680f6a [ 643.353530][ T1462] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 643.373142][ T1462] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 643.381628][ T1462] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 643.389610][ T1462] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 643.397575][ T1462] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 643.405545][ T1462] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 643.413530][ T1462] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:13 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x204, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:13 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xf300000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 643.438841][ T1457] FAT-fs (loop2): bogus number of reserved sectors [ 643.444303][ T1454] loop4: detected capacity change from 0 to 98304 [ 643.445456][ T1457] FAT-fs (loop2): Can't find a valid FAT filesystem [ 643.464267][ T1454] FAT-fs (loop4): bogus number of reserved sectors [ 643.468721][ T1488] loop0: detected capacity change from 0 to 264192 [ 643.470807][ T1454] FAT-fs (loop4): Can't find a valid FAT filesystem [ 643.487776][ T1469] loop3: detected capacity change from 0 to 127 [ 643.495590][ T1492] loop5: detected capacity change from 0 to 1 [ 643.513496][ T1469] FAT-fs (loop3): bogus number of reserved sectors [ 643.520089][ T1469] FAT-fs (loop3): Can't find a valid FAT filesystem [ 643.520755][ T1492] FAT-fs (loop5): bogus number of reserved sectors 16:00:13 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x25, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:13 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 54) 16:00:13 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x4000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 643.533342][ T1492] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 643.542480][ T1492] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:13 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xf6ffffff00000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:13 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfffe, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 643.602907][ T1505] FAT-fs (loop2): bogus number of reserved sectors [ 643.609470][ T1505] FAT-fs (loop2): Can't find a valid FAT filesystem [ 643.626383][ T1519] FAULT_INJECTION: forcing a failure. [ 643.626383][ T1519] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 643.639496][ T1519] CPU: 1 PID: 1519 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 643.643574][ T1524] loop0: detected capacity change from 0 to 264192 [ 643.648262][ T1519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 643.648276][ T1519] Call Trace: [ 643.648283][ T1519] dump_stack_lvl+0xd6/0x122 [ 643.657812][ T1526] loop3: detected capacity change from 0 to 127 [ 643.664992][ T1519] dump_stack+0x11/0x1b [ 643.665018][ T1519] should_fail+0x23c/0x250 [ 643.672262][ T1526] FAT-fs (loop3): bogus number of reserved sectors [ 643.672892][ T1519] should_fail_usercopy+0x16/0x20 [ 643.672917][ T1519] _copy_from_user+0x1c/0xd0 [ 643.679144][ T1526] FAT-fs (loop3): Can't find a valid FAT filesystem [ 643.683287][ T1519] __se_sys_mount+0x119/0x2f0 [ 643.683317][ T1519] __x64_sys_mount+0x63/0x70 [ 643.705058][ T1530] loop4: detected capacity change from 0 to 131072 [ 643.710389][ T1519] do_syscall_64+0x44/0xa0 [ 643.710420][ T1519] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 643.717125][ T1530] FAT-fs (loop4): bogus number of reserved sectors [ 643.719667][ T1519] RIP: 0033:0x7fe509680f6a [ 643.719686][ T1519] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 643.726249][ T1530] FAT-fs (loop4): Can't find a valid FAT filesystem [ 643.730607][ T1519] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 643.782778][ T1519] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 643.790744][ T1519] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 643.798708][ T1519] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 643.806675][ T1519] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 643.814743][ T1519] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 643.824150][ T1519] FAT-fs (loop1): bogus number of reserved sectors [ 643.830955][ T1519] FAT-fs (loop1): Can't find a valid FAT filesystem [ 643.847062][ T1505] FAT-fs (loop2): bogus number of reserved sectors [ 643.849239][ T1492] loop5: detected capacity change from 0 to 1 [ 643.853642][ T1505] FAT-fs (loop2): Can't find a valid FAT filesystem [ 643.866681][ T1526] loop3: detected capacity change from 0 to 127 [ 643.872383][ T1530] loop4: detected capacity change from 0 to 131072 [ 643.873190][ T1524] loop0: detected capacity change from 0 to 264192 [ 643.880294][ T1530] FAT-fs (loop4): bogus number of reserved sectors [ 643.892783][ T1530] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:14 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xf700000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:14 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 55) 16:00:14 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x48, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 643.897189][ T1526] FAT-fs (loop3): bogus number of reserved sectors [ 643.906163][ T1526] FAT-fs (loop3): Can't find a valid FAT filesystem [ 643.916554][ T1492] FAT-fs (loop5): bogus number of reserved sectors [ 643.923142][ T1492] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 643.932268][ T1492] FAT-fs (loop5): Can't find a valid FAT filesystem [ 643.962969][ T1567] FAT-fs (loop2): bogus number of reserved sectors [ 643.969597][ T1567] FAT-fs (loop2): Can't find a valid FAT filesystem [ 643.978278][ T1568] FAULT_INJECTION: forcing a failure. [ 643.978278][ T1568] name failslab, interval 1, probability 0, space 0, times 0 [ 643.990945][ T1568] CPU: 1 PID: 1568 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 643.996663][ T1574] loop0: detected capacity change from 0 to 264192 [ 643.999623][ T1568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 643.999636][ T1568] Call Trace: [ 643.999643][ T1568] dump_stack_lvl+0xd6/0x122 [ 644.024077][ T1568] dump_stack+0x11/0x1b [ 644.028247][ T1568] should_fail+0x23c/0x250 [ 644.032665][ T1568] ? getname_flags+0x84/0x3f0 [ 644.037404][ T1568] __should_failslab+0x81/0x90 [ 644.042221][ T1568] should_failslab+0x5/0x20 [ 644.046743][ T1568] kmem_cache_alloc+0x4f/0x300 [ 644.051579][ T1568] ? should_fail+0xd6/0x250 [ 644.056131][ T1568] getname_flags+0x84/0x3f0 [ 644.060671][ T1568] ? should_fail+0xd6/0x250 [ 644.065167][ T1568] user_path_at_empty+0x28/0x110 [ 644.070258][ T1568] __se_sys_mount+0x217/0x2f0 [ 644.074926][ T1568] __x64_sys_mount+0x63/0x70 [ 644.079516][ T1568] do_syscall_64+0x44/0xa0 [ 644.083969][ T1568] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 644.089865][ T1568] RIP: 0033:0x7fe509680f6a [ 644.094297][ T1568] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:00:14 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x5000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:14 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x20000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:14 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x300, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 644.113904][ T1568] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 644.122303][ T1568] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 644.130258][ T1568] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 644.138303][ T1568] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 644.146263][ T1568] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 644.154275][ T1568] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:14 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xf9fdffff00000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 644.198630][ T1587] loop4: detected capacity change from 0 to 163840 [ 644.235844][ T1590] loop3: detected capacity change from 0 to 256 [ 644.239384][ T1592] loop5: detected capacity change from 0 to 1 [ 644.255995][ T1592] FAT-fs (loop5): bogus number of reserved sectors [ 644.262630][ T1592] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 644.271775][ T1592] FAT-fs (loop5): Can't find a valid FAT filesystem [ 644.274746][ T1587] FAT-fs (loop4): bogus number of reserved sectors [ 644.284940][ T1587] FAT-fs (loop4): Can't find a valid FAT filesystem [ 644.307702][ T1567] FAT-fs (loop2): bogus number of reserved sectors [ 644.308481][ T1590] FAT-fs (loop3): bogus number of reserved sectors [ 644.314283][ T1567] FAT-fs (loop2): Can't find a valid FAT filesystem [ 644.320778][ T1590] FAT-fs (loop3): Can't find a valid FAT filesystem [ 644.349223][ T1592] loop5: detected capacity change from 0 to 1 16:00:14 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4c, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:14 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 56) [ 644.364825][ T1592] FAT-fs (loop5): bogus number of reserved sectors [ 644.371535][ T1592] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 644.380645][ T1592] FAT-fs (loop5): Can't find a valid FAT filesystem [ 644.404881][ T1618] loop0: detected capacity change from 0 to 264192 [ 644.413734][ T1619] FAULT_INJECTION: forcing a failure. [ 644.413734][ T1619] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 644.426807][ T1619] CPU: 1 PID: 1619 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 644.435741][ T1619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 644.441724][ T1620] FAT-fs (loop2): bogus number of reserved sectors [ 644.445793][ T1619] Call Trace: [ 644.452363][ T1620] FAT-fs (loop2): Can't find a valid FAT filesystem [ 644.455621][ T1619] dump_stack_lvl+0xd6/0x122 [ 644.466763][ T1619] dump_stack+0x11/0x1b [ 644.470936][ T1619] should_fail+0x23c/0x250 [ 644.475392][ T1619] should_fail_usercopy+0x16/0x20 [ 644.480426][ T1619] strncpy_from_user+0x21/0x250 [ 644.485471][ T1619] getname_flags+0xb8/0x3f0 [ 644.489989][ T1619] ? should_fail+0xd6/0x250 [ 644.494550][ T1619] user_path_at_empty+0x28/0x110 [ 644.499572][ T1619] __se_sys_mount+0x217/0x2f0 [ 644.504266][ T1619] __x64_sys_mount+0x63/0x70 [ 644.508866][ T1619] do_syscall_64+0x44/0xa0 [ 644.513281][ T1619] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 644.519346][ T1619] RIP: 0033:0x7fe509680f6a [ 644.523744][ T1619] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 644.543337][ T1619] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 644.551771][ T1619] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a 16:00:14 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfa00000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 644.559744][ T1619] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 644.567699][ T1619] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 644.575661][ T1619] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 644.583618][ T1619] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:14 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 57) [ 644.631499][ T1590] loop3: detected capacity change from 0 to 256 [ 644.639109][ T1587] loop4: detected capacity change from 0 to 163840 [ 644.652518][ T1628] loop0: detected capacity change from 0 to 264192 [ 644.652723][ T1620] FAT-fs (loop2): bogus number of reserved sectors [ 644.665797][ T1620] FAT-fs (loop2): Can't find a valid FAT filesystem [ 644.679500][ T1590] FAT-fs (loop3): bogus number of reserved sectors [ 644.686053][ T1590] FAT-fs (loop3): Can't find a valid FAT filesystem [ 644.688478][ T1652] FAULT_INJECTION: forcing a failure. [ 644.688478][ T1652] name failslab, interval 1, probability 0, space 0, times 0 [ 644.692670][ T1587] FAT-fs (loop4): bogus number of reserved sectors [ 644.705527][ T1652] CPU: 0 PID: 1652 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 644.712047][ T1587] FAT-fs (loop4): Can't find a valid FAT filesystem [ 644.720689][ T1652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 644.737661][ T1652] Call Trace: [ 644.740928][ T1652] dump_stack_lvl+0xd6/0x122 [ 644.745510][ T1652] dump_stack+0x11/0x1b [ 644.749685][ T1652] should_fail+0x23c/0x250 [ 644.754133][ T1652] __should_failslab+0x81/0x90 [ 644.758960][ T1652] ? alloc_fs_context+0x46/0x500 [ 644.763897][ T1652] should_failslab+0x5/0x20 [ 644.768397][ T1652] kmem_cache_alloc_trace+0x52/0x320 [ 644.773671][ T1652] alloc_fs_context+0x46/0x500 [ 644.778448][ T1652] ? strncmp+0x34/0x70 [ 644.782502][ T1652] fs_context_for_mount+0x1d/0x20 [ 644.787516][ T1652] path_mount+0xe0d/0x1d20 [ 644.791922][ T1652] __se_sys_mount+0x24b/0x2f0 [ 644.796681][ T1652] __x64_sys_mount+0x63/0x70 [ 644.801271][ T1652] do_syscall_64+0x44/0xa0 [ 644.805731][ T1652] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 644.811636][ T1652] RIP: 0033:0x7fe509680f6a [ 644.816075][ T1652] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 644.835831][ T1652] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 644.844325][ T1652] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 644.852284][ T1652] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 644.860242][ T1652] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 644.868247][ T1652] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 16:00:15 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x384, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 644.876239][ T1652] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:15 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x60, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:15 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x6000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:15 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x80000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 644.914579][ T1657] loop5: detected capacity change from 0 to 1 [ 644.922707][ T1657] FAT-fs (loop5): bogus number of reserved sectors [ 644.929303][ T1657] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 644.938450][ T1657] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:15 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfdfdffff00000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 644.990926][ T1657] loop5: detected capacity change from 0 to 1 [ 645.015539][ T1657] FAT-fs (loop5): bogus number of reserved sectors [ 645.022097][ T1657] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 645.031286][ T1657] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:15 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 58) [ 645.047504][ T1676] loop3: detected capacity change from 0 to 1024 [ 645.057774][ T1676] FAT-fs (loop3): bogus number of reserved sectors [ 645.058227][ T1675] loop4: detected capacity change from 0 to 196608 [ 645.064340][ T1676] FAT-fs (loop3): Can't find a valid FAT filesystem [ 645.080746][ T1671] loop0: detected capacity change from 0 to 264192 16:00:15 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x80040, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 645.103073][ T1691] FAT-fs (loop2): bogus number of reserved sectors [ 645.109778][ T1691] FAT-fs (loop2): Can't find a valid FAT filesystem [ 645.110908][ T1690] FAULT_INJECTION: forcing a failure. [ 645.110908][ T1690] name failslab, interval 1, probability 0, space 0, times 0 [ 645.128989][ T1690] CPU: 1 PID: 1690 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 645.137662][ T1690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 645.147719][ T1690] Call Trace: [ 645.151009][ T1690] dump_stack_lvl+0xd6/0x122 [ 645.155613][ T1690] dump_stack+0x11/0x1b [ 645.159820][ T1690] should_fail+0x23c/0x250 [ 645.164327][ T1690] __should_failslab+0x81/0x90 [ 645.169095][ T1690] ? legacy_init_fs_context+0x2d/0x70 [ 645.174478][ T1690] should_failslab+0x5/0x20 [ 645.179068][ T1690] kmem_cache_alloc_trace+0x52/0x320 [ 645.184365][ T1690] ? alloc_fs_context+0x46/0x500 [ 645.189321][ T1690] legacy_init_fs_context+0x2d/0x70 [ 645.194532][ T1690] alloc_fs_context+0x419/0x500 [ 645.199449][ T1690] fs_context_for_mount+0x1d/0x20 [ 645.204557][ T1690] path_mount+0xe0d/0x1d20 [ 645.209065][ T1690] __se_sys_mount+0x24b/0x2f0 [ 645.213835][ T1690] __x64_sys_mount+0x63/0x70 [ 645.218439][ T1690] do_syscall_64+0x44/0xa0 [ 645.222867][ T1690] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 645.228802][ T1690] RIP: 0033:0x7fe509680f6a [ 645.233286][ T1690] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:00:15 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x385, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 645.252914][ T1690] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 645.261359][ T1690] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 645.269334][ T1690] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 645.277317][ T1690] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 645.285531][ T1690] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 645.293746][ T1690] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 645.308560][ T1675] FAT-fs (loop4): bogus number of reserved sectors [ 645.315098][ T1675] FAT-fs (loop4): Can't find a valid FAT filesystem [ 645.329523][ T1704] loop5: detected capacity change from 0 to 1 [ 645.342132][ T1691] FAT-fs (loop2): bogus number of reserved sectors [ 645.348687][ T1691] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:15 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x6040000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:15 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x68, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 645.349184][ T1705] loop3: detected capacity change from 0 to 1024 [ 645.368456][ T1704] FAT-fs (loop5): bogus number of reserved sectors [ 645.375008][ T1704] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 645.384221][ T1704] FAT-fs (loop5): Can't find a valid FAT filesystem [ 645.400168][ T1705] FAT-fs (loop3): bogus number of reserved sectors 16:00:15 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x386, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 645.406764][ T1705] FAT-fs (loop3): Can't find a valid FAT filesystem [ 645.428777][ T1671] loop0: detected capacity change from 0 to 264192 [ 645.431076][ T1720] loop4: detected capacity change from 0 to 197120 16:00:15 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x400000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:15 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 59) [ 645.453894][ T1720] FAT-fs (loop4): bogus number of reserved sectors [ 645.460519][ T1720] FAT-fs (loop4): Can't find a valid FAT filesystem [ 645.480653][ T1737] FAT-fs (loop2): bogus number of reserved sectors [ 645.487214][ T1737] FAT-fs (loop2): Can't find a valid FAT filesystem [ 645.495992][ T1738] loop5: detected capacity change from 0 to 1 16:00:15 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfeffffff00000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 645.505457][ T1738] FAT-fs (loop5): bogus number of reserved sectors [ 645.512175][ T1738] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 645.521283][ T1738] FAT-fs (loop5): Can't find a valid FAT filesystem [ 645.535660][ T1748] loop0: detected capacity change from 0 to 264192 [ 645.536052][ T1744] loop3: detected capacity change from 0 to 8192 [ 645.549957][ T1744] FAT-fs (loop3): bogus number of reserved sectors [ 645.556519][ T1744] FAT-fs (loop3): Can't find a valid FAT filesystem [ 645.556955][ T1753] FAULT_INJECTION: forcing a failure. [ 645.556955][ T1753] name failslab, interval 1, probability 0, space 0, times 0 [ 645.575757][ T1753] CPU: 1 PID: 1753 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 645.584506][ T1753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 645.595082][ T1753] Call Trace: [ 645.598363][ T1753] dump_stack_lvl+0xd6/0x122 [ 645.602943][ T1753] dump_stack+0x11/0x1b [ 645.607265][ T1753] should_fail+0x23c/0x250 [ 645.611772][ T1753] ? vfs_parse_fs_string+0x6d/0xd0 [ 645.616899][ T1753] __should_failslab+0x81/0x90 [ 645.621645][ T1753] should_failslab+0x5/0x20 [ 645.626135][ T1753] __kmalloc_track_caller+0x6d/0x350 [ 645.631548][ T1753] kmemdup_nul+0x27/0x70 [ 645.635789][ T1753] vfs_parse_fs_string+0x6d/0xd0 [ 645.640711][ T1753] path_mount+0xfb1/0x1d20 [ 645.645112][ T1753] __se_sys_mount+0x24b/0x2f0 [ 645.649814][ T1753] __x64_sys_mount+0x63/0x70 [ 645.654392][ T1753] do_syscall_64+0x44/0xa0 [ 645.658812][ T1753] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 645.664691][ T1753] RIP: 0033:0x7fe509680f6a [ 645.669093][ T1753] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 645.688783][ T1753] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 645.697820][ T1753] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a 16:00:15 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x7000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 645.705782][ T1753] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 645.713749][ T1753] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 645.721705][ T1753] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 645.729656][ T1753] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:15 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 60) [ 645.764890][ T1744] loop3: detected capacity change from 0 to 8192 [ 645.782345][ T1737] FAT-fs (loop2): bogus number of reserved sectors [ 645.789064][ T1737] FAT-fs (loop2): Can't find a valid FAT filesystem [ 645.793097][ T1744] FAT-fs (loop3): bogus number of reserved sectors [ 645.802287][ T1744] FAT-fs (loop3): Can't find a valid FAT filesystem [ 645.809492][ T1776] FAULT_INJECTION: forcing a failure. [ 645.809492][ T1776] name failslab, interval 1, probability 0, space 0, times 0 [ 645.811268][ T1748] loop0: detected capacity change from 0 to 264192 [ 645.822126][ T1776] CPU: 1 PID: 1776 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 645.836543][ T1738] loop5: detected capacity change from 0 to 1 [ 645.837453][ T1776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 645.846028][ T1780] loop4: detected capacity change from 0 to 229376 [ 645.853936][ T1776] Call Trace: [ 645.853946][ T1776] dump_stack_lvl+0xd6/0x122 [ 645.853969][ T1776] dump_stack+0x11/0x1b [ 645.853985][ T1776] should_fail+0x23c/0x250 [ 645.866223][ T1738] FAT-fs (loop5): bogus number of reserved sectors [ 645.868340][ T1776] ? vfs_parse_fs_string+0x6d/0xd0 [ 645.872512][ T1738] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 645.876880][ T1776] __should_failslab+0x81/0x90 [ 645.883415][ T1738] FAT-fs (loop5): Can't find a valid FAT filesystem [ 645.888442][ T1776] should_failslab+0x5/0x20 [ 645.913475][ T1776] __kmalloc_track_caller+0x6d/0x350 [ 645.918768][ T1776] kmemdup_nul+0x27/0x70 [ 645.923025][ T1776] vfs_parse_fs_string+0x6d/0xd0 [ 645.927963][ T1776] path_mount+0xfb1/0x1d20 [ 645.932445][ T1776] __se_sys_mount+0x24b/0x2f0 [ 645.937125][ T1776] __x64_sys_mount+0x63/0x70 [ 645.941764][ T1776] do_syscall_64+0x44/0xa0 [ 645.946224][ T1776] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 645.952160][ T1776] RIP: 0033:0x7fe509680f6a [ 645.956581][ T1776] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 645.976189][ T1776] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 645.984583][ T1776] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 645.992632][ T1776] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 646.000643][ T1776] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 16:00:16 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6c, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 646.008604][ T1776] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 646.016565][ T1776] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:16 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:16 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x387, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:16 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfeffffffffffffff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:16 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 61) [ 646.118443][ T1780] FAT-fs (loop4): bogus number of reserved sectors [ 646.125068][ T1780] FAT-fs (loop4): Can't find a valid FAT filesystem [ 646.135062][ T1800] FAT-fs (loop2): bogus number of reserved sectors [ 646.141599][ T1800] FAT-fs (loop2): Can't find a valid FAT filesystem [ 646.158374][ T1802] loop3: detected capacity change from 0 to 32768 [ 646.169161][ T1808] loop0: detected capacity change from 0 to 264192 [ 646.170678][ T1810] FAULT_INJECTION: forcing a failure. [ 646.170678][ T1810] name failslab, interval 1, probability 0, space 0, times 0 [ 646.188296][ T1810] CPU: 0 PID: 1810 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 646.196973][ T1810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 646.207034][ T1810] Call Trace: [ 646.210334][ T1810] dump_stack_lvl+0xd6/0x122 [ 646.214930][ T1810] dump_stack+0x11/0x1b [ 646.219121][ T1810] should_fail+0x23c/0x250 [ 646.223529][ T1810] __should_failslab+0x81/0x90 [ 646.228281][ T1810] ? alloc_super+0x3a/0x520 [ 646.232787][ T1810] should_failslab+0x5/0x20 [ 646.237273][ T1810] kmem_cache_alloc_trace+0x52/0x320 [ 646.242543][ T1810] ? mount_bdev+0x290/0x290 [ 646.247140][ T1810] alloc_super+0x3a/0x520 [ 646.251484][ T1810] ? mount_bdev+0x290/0x290 [ 646.255968][ T1810] sget+0x1a5/0x400 [ 646.259763][ T1810] ? test_bdev_super+0x30/0x30 [ 646.264508][ T1810] mount_bdev+0xd3/0x290 [ 646.268751][ T1810] ? vfat_mount+0x40/0x40 [ 646.273121][ T1810] ? tsan.module_ctor+0x10/0x10 [ 646.277951][ T1810] vfat_mount+0x2d/0x40 [ 646.282087][ T1810] legacy_get_tree+0x70/0xc0 [ 646.286671][ T1810] vfs_get_tree+0x4a/0x1a0 [ 646.291073][ T1810] path_mount+0x11ec/0x1d20 [ 646.295909][ T1810] __se_sys_mount+0x24b/0x2f0 [ 646.300647][ T1810] __x64_sys_mount+0x63/0x70 [ 646.305220][ T1810] do_syscall_64+0x44/0xa0 [ 646.309624][ T1810] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 646.315503][ T1810] RIP: 0033:0x7fe509680f6a [ 646.319934][ T1810] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 646.339555][ T1810] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 646.347952][ T1810] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 646.355915][ T1810] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 646.363892][ T1810] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 646.371883][ T1810] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 646.379836][ T1810] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 646.398019][ T1802] FAT-fs (loop3): bogus number of reserved sectors [ 646.404565][ T1802] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:16 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 62) [ 646.448422][ T1800] FAT-fs (loop2): bogus number of reserved sectors [ 646.455011][ T1800] FAT-fs (loop2): Can't find a valid FAT filesystem [ 646.473331][ T1819] loop5: detected capacity change from 0 to 1 [ 646.490690][ T1833] FAULT_INJECTION: forcing a failure. 16:00:16 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10e0000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 646.490690][ T1833] name failslab, interval 1, probability 0, space 0, times 0 [ 646.499636][ T1838] loop3: detected capacity change from 0 to 34560 [ 646.503339][ T1833] CPU: 0 PID: 1833 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 646.511769][ T1838] FAT-fs (loop3): bogus number of reserved sectors [ 646.518440][ T1833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 646.518454][ T1833] Call Trace: [ 646.518461][ T1833] dump_stack_lvl+0xd6/0x122 16:00:16 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x8000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:16 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xff00000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 646.524948][ T1838] FAT-fs (loop3): Can't find a valid FAT filesystem [ 646.534981][ T1833] dump_stack+0x11/0x1b [ 646.535003][ T1833] should_fail+0x23c/0x250 [ 646.543067][ T1819] FAT-fs (loop5): bogus number of reserved sectors [ 646.549392][ T1833] ? kzalloc+0x1d/0x30 [ 646.549417][ T1833] __should_failslab+0x81/0x90 [ 646.553587][ T1819] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 646.557959][ T1833] should_failslab+0x5/0x20 [ 646.564451][ T1819] FAT-fs (loop5): Can't find a valid FAT filesystem [ 646.568469][ T1833] __kmalloc+0x6f/0x350 [ 646.587089][ T1842] loop0: detected capacity change from 0 to 264192 [ 646.593377][ T1833] kzalloc+0x1d/0x30 [ 646.593409][ T1833] security_sb_alloc+0x3c/0x180 [ 646.612884][ T1833] alloc_super+0x10b/0x520 [ 646.617500][ T1833] ? mount_bdev+0x290/0x290 [ 646.622028][ T1833] sget+0x1a5/0x400 [ 646.625933][ T1833] ? test_bdev_super+0x30/0x30 [ 646.630684][ T1833] mount_bdev+0xd3/0x290 [ 646.634980][ T1833] ? vfat_mount+0x40/0x40 [ 646.639288][ T1833] ? tsan.module_ctor+0x10/0x10 [ 646.644121][ T1833] vfat_mount+0x2d/0x40 [ 646.648264][ T1833] legacy_get_tree+0x70/0xc0 [ 646.652901][ T1833] vfs_get_tree+0x4a/0x1a0 [ 646.657304][ T1833] path_mount+0x11ec/0x1d20 [ 646.661794][ T1833] __se_sys_mount+0x24b/0x2f0 [ 646.666469][ T1833] __x64_sys_mount+0x63/0x70 [ 646.671045][ T1833] do_syscall_64+0x44/0xa0 [ 646.675527][ T1833] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 646.681420][ T1833] RIP: 0033:0x7fe509680f6a [ 646.685899][ T1833] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 646.705583][ T1833] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 646.713997][ T1833] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 646.722144][ T1833] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 646.730315][ T1833] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 646.738283][ T1833] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 646.746302][ T1833] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 646.768143][ T1848] loop4: detected capacity change from 0 to 262144 [ 646.776209][ T1848] FAT-fs (loop4): bogus number of reserved sectors [ 646.782763][ T1848] FAT-fs (loop4): Can't find a valid FAT filesystem [ 646.798960][ T1842] loop0: detected capacity change from 0 to 264192 [ 646.800044][ T1838] loop3: detected capacity change from 0 to 34560 [ 646.805769][ T1819] loop5: detected capacity change from 0 to 1 [ 646.824514][ T1848] loop4: detected capacity change from 0 to 262144 [ 646.839220][ T1819] FAT-fs (loop5): bogus number of reserved sectors 16:00:17 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x74, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:17 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 63) [ 646.845784][ T1819] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 646.846416][ T1838] FAT-fs (loop3): bogus number of reserved sectors [ 646.855229][ T1819] FAT-fs (loop5): Can't find a valid FAT filesystem [ 646.861745][ T1838] FAT-fs (loop3): Can't find a valid FAT filesystem [ 646.875833][ T1848] FAT-fs (loop4): bogus number of reserved sectors [ 646.882382][ T1848] FAT-fs (loop4): Can't find a valid FAT filesystem [ 646.891350][ T1875] FAT-fs (loop2): bogus number of reserved sectors [ 646.892405][ T1878] FAULT_INJECTION: forcing a failure. [ 646.892405][ T1878] name failslab, interval 1, probability 0, space 0, times 0 [ 646.897875][ T1875] FAT-fs (loop2): Can't find a valid FAT filesystem [ 646.910560][ T1878] CPU: 1 PID: 1878 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 646.910587][ T1878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 646.935876][ T1878] Call Trace: [ 646.939141][ T1878] dump_stack_lvl+0xd6/0x122 [ 646.943719][ T1878] dump_stack+0x11/0x1b [ 646.947928][ T1878] should_fail+0x23c/0x250 [ 646.952349][ T1878] ? __list_lru_init+0x70/0x680 [ 646.957187][ T1878] __should_failslab+0x81/0x90 [ 646.961941][ T1878] should_failslab+0x5/0x20 [ 646.966438][ T1878] __kmalloc+0x6f/0x350 [ 646.970576][ T1878] ? prealloc_memcg_shrinker+0x444/0x460 [ 646.976191][ T1878] __list_lru_init+0x70/0x680 [ 646.980865][ T1878] alloc_super+0x490/0x520 [ 646.985297][ T1878] ? mount_bdev+0x290/0x290 [ 646.989862][ T1878] sget+0x1a5/0x400 [ 646.993682][ T1878] ? test_bdev_super+0x30/0x30 [ 646.998513][ T1878] mount_bdev+0xd3/0x290 [ 647.002801][ T1878] ? vfat_mount+0x40/0x40 [ 647.007167][ T1878] ? tsan.module_ctor+0x10/0x10 [ 647.012000][ T1878] vfat_mount+0x2d/0x40 [ 647.016138][ T1878] legacy_get_tree+0x70/0xc0 [ 647.020713][ T1878] vfs_get_tree+0x4a/0x1a0 [ 647.025110][ T1878] path_mount+0x11ec/0x1d20 [ 647.029597][ T1878] __se_sys_mount+0x24b/0x2f0 [ 647.034391][ T1878] __x64_sys_mount+0x63/0x70 [ 647.039101][ T1878] do_syscall_64+0x44/0xa0 [ 647.043514][ T1878] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 647.049400][ T1878] RIP: 0033:0x7fe509680f6a [ 647.053855][ T1878] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 647.073453][ T1878] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 647.081863][ T1878] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 647.089825][ T1878] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 16:00:17 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xff0f000000000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 647.098039][ T1878] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 647.106066][ T1878] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 647.114069][ T1878] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:17 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x388, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:17 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x9000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 647.145315][ T1885] loop0: detected capacity change from 0 to 264192 [ 647.184354][ T1875] FAT-fs (loop2): bogus number of reserved sectors 16:00:17 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:17 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 64) [ 647.190922][ T1875] FAT-fs (loop2): Can't find a valid FAT filesystem [ 647.203185][ T1885] loop0: detected capacity change from 0 to 264192 [ 647.210285][ T1899] FAULT_INJECTION: forcing a failure. [ 647.210285][ T1899] name failslab, interval 1, probability 0, space 0, times 0 [ 647.222955][ T1899] CPU: 1 PID: 1899 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 647.231712][ T1899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 647.241770][ T1899] Call Trace: [ 647.245136][ T1899] dump_stack_lvl+0xd6/0x122 [ 647.249708][ T1899] dump_stack+0x11/0x1b [ 647.253911][ T1899] should_fail+0x23c/0x250 [ 647.258321][ T1899] __should_failslab+0x81/0x90 [ 647.263119][ T1899] should_failslab+0x5/0x20 [ 647.267604][ T1899] kmem_cache_alloc_node_trace+0x61/0x2e0 [ 647.273389][ T1899] ? __kmalloc_node+0x30/0x40 [ 647.278045][ T1899] __kmalloc_node+0x30/0x40 [ 647.282527][ T1899] kvmalloc_node+0x81/0x110 [ 647.287009][ T1899] __list_lru_init+0x2d7/0x680 [ 647.292088][ T1899] alloc_super+0x490/0x520 [ 647.296483][ T1899] ? mount_bdev+0x290/0x290 [ 647.300962][ T1899] sget+0x1a5/0x400 [ 647.304802][ T1899] ? test_bdev_super+0x30/0x30 [ 647.309550][ T1899] mount_bdev+0xd3/0x290 [ 647.313784][ T1899] ? vfat_mount+0x40/0x40 [ 647.318158][ T1899] ? tsan.module_ctor+0x10/0x10 [ 647.323041][ T1899] vfat_mount+0x2d/0x40 [ 647.327173][ T1899] legacy_get_tree+0x70/0xc0 [ 647.331745][ T1899] vfs_get_tree+0x4a/0x1a0 [ 647.336213][ T1899] path_mount+0x11ec/0x1d20 [ 647.340794][ T1899] __se_sys_mount+0x24b/0x2f0 [ 647.345474][ T1899] __x64_sys_mount+0x63/0x70 [ 647.350045][ T1899] do_syscall_64+0x44/0xa0 [ 647.354449][ T1899] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 647.360338][ T1899] RIP: 0033:0x7fe509680f6a [ 647.364799][ T1899] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 647.384561][ T1899] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 647.392958][ T1899] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 647.401258][ T1899] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 647.409247][ T1899] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 647.417214][ T1899] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 647.425167][ T1899] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:17 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfffdffff00000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:17 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7a, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 647.449346][ T1912] loop5: detected capacity change from 0 to 1 16:00:17 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 65) [ 647.494940][ T1924] loop4: detected capacity change from 0 to 264192 [ 647.504606][ T1912] FAT-fs (loop5): bogus number of reserved sectors [ 647.509689][ T1929] loop3: detected capacity change from 0 to 65536 [ 647.511137][ T1912] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 647.526745][ T1912] FAT-fs (loop5): Can't find a valid FAT filesystem [ 647.534879][ T1932] FAT-fs (loop2): bogus number of reserved sectors [ 647.537403][ T1928] loop0: detected capacity change from 0 to 264192 [ 647.541467][ T1932] FAT-fs (loop2): Can't find a valid FAT filesystem [ 647.551758][ T1931] FAULT_INJECTION: forcing a failure. [ 647.551758][ T1931] name failslab, interval 1, probability 0, space 0, times 0 [ 647.567097][ T1931] CPU: 1 PID: 1931 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 647.575770][ T1931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 647.585821][ T1931] Call Trace: [ 647.589093][ T1931] dump_stack_lvl+0xd6/0x122 [ 647.593746][ T1931] dump_stack+0x11/0x1b [ 647.597885][ T1931] should_fail+0x23c/0x250 [ 647.602288][ T1931] ? __list_lru_init+0x70/0x680 [ 647.607132][ T1931] __should_failslab+0x81/0x90 [ 647.611959][ T1931] should_failslab+0x5/0x20 [ 647.616448][ T1931] __kmalloc+0x6f/0x350 [ 647.620586][ T1931] __list_lru_init+0x70/0x680 [ 647.625251][ T1931] alloc_super+0x4bf/0x520 [ 647.629656][ T1931] ? mount_bdev+0x290/0x290 [ 647.634182][ T1931] sget+0x1a5/0x400 [ 647.638030][ T1931] ? test_bdev_super+0x30/0x30 [ 647.642804][ T1931] mount_bdev+0xd3/0x290 [ 647.647051][ T1931] ? vfat_mount+0x40/0x40 [ 647.651362][ T1931] ? tsan.module_ctor+0x10/0x10 [ 647.656196][ T1931] vfat_mount+0x2d/0x40 [ 647.660335][ T1931] legacy_get_tree+0x70/0xc0 [ 647.665187][ T1931] vfs_get_tree+0x4a/0x1a0 [ 647.669609][ T1931] path_mount+0x11ec/0x1d20 [ 647.674121][ T1931] __se_sys_mount+0x24b/0x2f0 [ 647.678790][ T1931] __x64_sys_mount+0x63/0x70 [ 647.683365][ T1931] do_syscall_64+0x44/0xa0 [ 647.687770][ T1931] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 647.693671][ T1931] RIP: 0033:0x7fe509680f6a [ 647.698072][ T1931] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 647.717670][ T1931] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 647.726071][ T1931] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 647.734035][ T1931] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 647.741997][ T1931] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 647.749956][ T1931] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 647.757923][ T1931] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 647.769943][ T1924] FAT-fs (loop4): bogus number of reserved sectors [ 647.776612][ T1924] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:17 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xffffff7f00000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:17 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xffffffff00000000, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 647.796381][ T1912] loop5: detected capacity change from 0 to 1 [ 647.803108][ T1932] FAT-fs (loop2): bogus number of reserved sectors [ 647.809632][ T1932] FAT-fs (loop2): Can't find a valid FAT filesystem [ 647.819012][ T1912] FAT-fs (loop5): bogus number of reserved sectors [ 647.825623][ T1912] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 647.834745][ T1912] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:17 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 66) [ 647.862180][ T1929] FAT-fs (loop3): bogus number of reserved sectors [ 647.868767][ T1929] FAT-fs (loop3): Can't find a valid FAT filesystem [ 647.885670][ T1960] FAULT_INJECTION: forcing a failure. [ 647.885670][ T1960] name failslab, interval 1, probability 0, space 0, times 0 [ 647.892551][ T1966] loop0: detected capacity change from 0 to 264192 [ 647.898321][ T1960] CPU: 1 PID: 1960 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 647.913441][ T1960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 647.923535][ T1960] Call Trace: [ 647.926794][ T1960] dump_stack_lvl+0xd6/0x122 [ 647.931369][ T1960] dump_stack+0x11/0x1b [ 647.935868][ T1960] should_fail+0x23c/0x250 [ 647.940413][ T1960] __should_failslab+0x81/0x90 [ 647.945190][ T1960] should_failslab+0x5/0x20 [ 647.949702][ T1960] kmem_cache_alloc_node_trace+0x61/0x2e0 [ 647.955450][ T1960] ? __kmalloc_node+0x30/0x40 [ 647.960139][ T1960] __kmalloc_node+0x30/0x40 [ 647.964622][ T1960] kvmalloc_node+0x81/0x110 [ 647.969106][ T1960] __list_lru_init+0x2d7/0x680 [ 647.973852][ T1960] alloc_super+0x4bf/0x520 [ 647.978250][ T1960] ? mount_bdev+0x290/0x290 [ 647.982727][ T1960] sget+0x1a5/0x400 [ 647.986552][ T1960] ? test_bdev_super+0x30/0x30 [ 647.991382][ T1960] mount_bdev+0xd3/0x290 [ 647.995613][ T1960] ? vfat_mount+0x40/0x40 [ 647.999961][ T1960] ? tsan.module_ctor+0x10/0x10 [ 648.004790][ T1960] vfat_mount+0x2d/0x40 [ 648.009000][ T1960] legacy_get_tree+0x70/0xc0 [ 648.013614][ T1960] vfs_get_tree+0x4a/0x1a0 [ 648.018025][ T1960] path_mount+0x11ec/0x1d20 [ 648.022509][ T1960] __se_sys_mount+0x24b/0x2f0 [ 648.027256][ T1960] __x64_sys_mount+0x63/0x70 [ 648.031828][ T1960] do_syscall_64+0x44/0xa0 [ 648.036264][ T1960] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 648.042147][ T1960] RIP: 0033:0x7fe509680f6a [ 648.046553][ T1960] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 648.066137][ T1960] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 648.074526][ T1960] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 648.082476][ T1960] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 648.090426][ T1960] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 648.098375][ T1960] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 16:00:18 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf3, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 648.106334][ T1960] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 648.125433][ T1966] loop0: detected capacity change from 0 to 264192 [ 648.139751][ T1929] loop3: detected capacity change from 0 to 65536 [ 648.154400][ T1984] FAT-fs (loop2): bogus number of reserved sectors 16:00:18 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x389, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:18 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xa000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 648.160962][ T1984] FAT-fs (loop2): Can't find a valid FAT filesystem [ 648.172093][ T1929] FAT-fs (loop3): bogus number of reserved sectors [ 648.178610][ T1929] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:18 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 67) [ 648.207345][ T1997] loop5: detected capacity change from 0 to 1 [ 648.208049][ T1984] FAT-fs (loop2): bogus number of reserved sectors [ 648.219984][ T1984] FAT-fs (loop2): Can't find a valid FAT filesystem [ 648.232714][ T1997] FAT-fs (loop5): bogus number of reserved sectors [ 648.239254][ T1997] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 648.247220][ T2001] loop4: detected capacity change from 0 to 264192 [ 648.248396][ T1997] FAT-fs (loop5): Can't find a valid FAT filesystem [ 648.257886][ T2001] FAT-fs (loop4): bogus number of reserved sectors [ 648.267997][ T2001] FAT-fs (loop4): Can't find a valid FAT filesystem [ 648.275369][ T2007] FAULT_INJECTION: forcing a failure. [ 648.275369][ T2007] name failslab, interval 1, probability 0, space 0, times 0 [ 648.288028][ T2007] CPU: 0 PID: 2007 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 648.296714][ T2007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 648.306768][ T2007] Call Trace: [ 648.310055][ T2007] dump_stack_lvl+0xd6/0x122 [ 648.314756][ T2007] dump_stack+0x11/0x1b [ 648.319008][ T2007] should_fail+0x23c/0x250 [ 648.323487][ T2007] __should_failslab+0x81/0x90 [ 648.328362][ T2007] ? fat_fill_super+0x88/0x2b10 [ 648.333228][ T2007] should_failslab+0x5/0x20 [ 648.337788][ T2007] kmem_cache_alloc_trace+0x52/0x320 [ 648.343171][ T2007] ? vfat_fill_super+0x40/0x40 [ 648.347939][ T2007] fat_fill_super+0x88/0x2b10 [ 648.352608][ T2007] ? pointer+0x5aa/0x830 [ 648.356922][ T2007] ? format_decode+0x60b/0x8a0 [ 648.361688][ T2007] ? vsnprintf+0xe8f/0xed0 [ 648.366381][ T2007] ? snprintf+0x83/0xb0 [ 648.370519][ T2007] ? set_blocksize+0x197/0x270 [ 648.375401][ T2007] vfat_fill_super+0x2c/0x40 [ 648.379984][ T2007] mount_bdev+0x1e8/0x290 [ 648.384353][ T2007] ? vfat_mount+0x40/0x40 [ 648.388669][ T2007] ? tsan.module_ctor+0x10/0x10 [ 648.393516][ T2007] vfat_mount+0x2d/0x40 [ 648.397760][ T2007] legacy_get_tree+0x70/0xc0 [ 648.402383][ T2007] vfs_get_tree+0x4a/0x1a0 [ 648.406782][ T2007] path_mount+0x11ec/0x1d20 [ 648.411329][ T2007] __se_sys_mount+0x24b/0x2f0 [ 648.416041][ T2007] __x64_sys_mount+0x63/0x70 [ 648.420626][ T2007] do_syscall_64+0x44/0xa0 [ 648.425042][ T2007] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 648.430991][ T2007] RIP: 0033:0x7fe509680f6a [ 648.435396][ T2007] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 648.455001][ T2007] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 648.463397][ T2007] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 648.471705][ T2007] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 648.479658][ T2007] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 648.487721][ T2007] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 648.495674][ T2007] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:18 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2040000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:18 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xffffffffffff0700, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:18 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf7, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:18 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 68) [ 648.571620][ T2001] loop4: detected capacity change from 0 to 264192 [ 648.574912][ T1997] loop5: detected capacity change from 0 to 1 [ 648.594237][ T2001] FAT-fs (loop4): bogus number of reserved sectors [ 648.600786][ T2001] FAT-fs (loop4): Can't find a valid FAT filesystem [ 648.621421][ T1997] FAT-fs (loop5): bogus number of reserved sectors [ 648.627631][ T2034] loop0: detected capacity change from 0 to 264192 [ 648.627949][ T1997] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 648.635479][ T2035] loop3: detected capacity change from 0 to 66048 [ 648.643645][ T1997] FAT-fs (loop5): Can't find a valid FAT filesystem [ 648.659695][ T2029] FAT-fs (loop2): bogus number of reserved sectors 16:00:18 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 648.666335][ T2029] FAT-fs (loop2): Can't find a valid FAT filesystem [ 648.673919][ T2035] FAT-fs (loop3): bogus number of reserved sectors [ 648.680450][ T2035] FAT-fs (loop3): Can't find a valid FAT filesystem [ 648.691635][ T2040] FAULT_INJECTION: forcing a failure. [ 648.691635][ T2040] name failslab, interval 1, probability 0, space 0, times 0 [ 648.704269][ T2040] CPU: 1 PID: 2040 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 648.712962][ T2040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 648.723015][ T2040] Call Trace: [ 648.726293][ T2040] dump_stack_lvl+0xd6/0x122 [ 648.730990][ T2040] dump_stack+0x11/0x1b [ 648.735154][ T2040] should_fail+0x23c/0x250 [ 648.739595][ T2040] __should_failslab+0x81/0x90 [ 648.744370][ T2040] ? fat_fill_super+0x88/0x2b10 [ 648.749260][ T2040] should_failslab+0x5/0x20 [ 648.753784][ T2040] kmem_cache_alloc_trace+0x52/0x320 [ 648.759084][ T2040] ? vfat_fill_super+0x40/0x40 [ 648.763851][ T2040] fat_fill_super+0x88/0x2b10 [ 648.768643][ T2040] ? pointer+0x5aa/0x830 [ 648.772879][ T2040] ? format_decode+0x60b/0x8a0 [ 648.777639][ T2040] ? vsnprintf+0xe8f/0xed0 [ 648.782178][ T2040] ? snprintf+0x83/0xb0 [ 648.786352][ T2040] ? set_blocksize+0x197/0x270 [ 648.791104][ T2040] vfat_fill_super+0x2c/0x40 [ 648.795677][ T2040] mount_bdev+0x1e8/0x290 [ 648.799988][ T2040] ? vfat_mount+0x40/0x40 [ 648.804342][ T2040] ? tsan.module_ctor+0x10/0x10 [ 648.809177][ T2040] vfat_mount+0x2d/0x40 [ 648.813485][ T2040] legacy_get_tree+0x70/0xc0 [ 648.818149][ T2040] vfs_get_tree+0x4a/0x1a0 [ 648.822644][ T2040] path_mount+0x11ec/0x1d20 [ 648.827267][ T2040] __se_sys_mount+0x24b/0x2f0 [ 648.831942][ T2040] __x64_sys_mount+0x63/0x70 [ 648.836533][ T2040] do_syscall_64+0x44/0xa0 [ 648.841015][ T2040] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 648.847191][ T2040] RIP: 0033:0x7fe509680f6a [ 648.851588][ T2040] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 648.871246][ T2040] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 648.879662][ T2040] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 648.887864][ T2040] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 648.895852][ T2040] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 [ 648.903817][ T2040] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 648.911848][ T2040] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:19 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x38a, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 648.923061][ T2034] loop0: detected capacity change from 0 to 264192 [ 648.943930][ T2035] loop3: detected capacity change from 0 to 66048 [ 648.956145][ T2029] FAT-fs (loop2): bogus number of reserved sectors [ 648.962772][ T2029] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:19 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xffffffffffffff7f, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:19 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 69) [ 648.974075][ T2035] FAT-fs (loop3): bogus number of reserved sectors [ 648.980650][ T2035] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:19 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfa, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 649.038863][ T2073] loop0: detected capacity change from 0 to 264192 [ 649.061470][ T2065] loop4: detected capacity change from 0 to 264192 [ 649.081550][ T2078] FAULT_INJECTION: forcing a failure. [ 649.081550][ T2078] name failslab, interval 1, probability 0, space 0, times 0 [ 649.082302][ T2080] loop5: detected capacity change from 0 to 1 [ 649.094746][ T2078] CPU: 0 PID: 2078 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 649.109463][ T2078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 649.119603][ T2078] Call Trace: [ 649.123022][ T2078] dump_stack_lvl+0xd6/0x122 [ 649.127656][ T2078] dump_stack+0x11/0x1b [ 649.131820][ T2078] should_fail+0x23c/0x250 [ 649.136308][ T2078] __should_failslab+0x81/0x90 [ 649.141209][ T2078] should_failslab+0x5/0x20 [ 649.145817][ T2078] kmem_cache_alloc_node+0x61/0x2c0 [ 649.151022][ T2078] ? __mod_lruvec_page_state+0x147/0x190 [ 649.156739][ T2078] ? create_task_io_context+0x36/0x210 [ 649.162215][ T2078] create_task_io_context+0x36/0x210 [ 649.167598][ T2078] submit_bio_checks+0x7c3/0x850 [ 649.172662][ T2078] ? mempool_alloc_slab+0x16/0x20 [ 649.177740][ T2078] submit_bio_noacct+0x33/0x7d0 [ 649.182633][ T2078] submit_bio+0x10c/0x190 [ 649.186971][ T2078] submit_bh_wbc+0x2f3/0x330 [ 649.191572][ T2078] __bread_gfp+0x110/0x220 [ 649.191723][ T2080] FAT-fs (loop5): bogus number of reserved sectors [ 649.196111][ T2078] fat_fill_super+0xece/0x2b10 [ 649.196136][ T2078] vfat_fill_super+0x2c/0x40 [ 649.196156][ T2078] mount_bdev+0x1e8/0x290 [ 649.196171][ T2078] ? vfat_mount+0x40/0x40 [ 649.196187][ T2078] ? tsan.module_ctor+0x10/0x10 [ 649.202680][ T2080] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 649.207398][ T2078] vfat_mount+0x2d/0x40 [ 649.211993][ T2080] FAT-fs (loop5): Can't find a valid FAT filesystem [ 649.216272][ T2078] legacy_get_tree+0x70/0xc0 [ 649.249892][ T2078] vfs_get_tree+0x4a/0x1a0 [ 649.254320][ T2078] path_mount+0x11ec/0x1d20 [ 649.259046][ T2078] __se_sys_mount+0x24b/0x2f0 [ 649.263735][ T2078] __x64_sys_mount+0x63/0x70 [ 649.268330][ T2078] do_syscall_64+0x44/0xa0 [ 649.272751][ T2078] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 649.278658][ T2078] RIP: 0033:0x7fe509680f6a [ 649.283081][ T2078] Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 649.302941][ T2078] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 649.311515][ T2078] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe509680f6a [ 649.319553][ T2078] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007fe5073f6000 [ 649.327551][ T2078] RBP: 00007fe5073f6040 R08: 00007fe5073f6040 R09: 0000000020000240 16:00:19 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:19 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xfffffffffffffffe, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:19 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0xffffffffffffffff, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:19 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x3, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 649.335541][ T2078] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000240 [ 649.343596][ T2078] R13: 0000000020000280 R14: 00007fe5073f6000 R15: 0000000020000000 [ 649.354012][ T2065] FAT-fs (loop4): bogus number of reserved sectors [ 649.360588][ T2065] FAT-fs (loop4): Can't find a valid FAT filesystem [ 649.363156][ T2078] FAT-fs (loop1): bogus number of reserved sectors [ 649.373705][ T2078] FAT-fs (loop1): Can't find a valid FAT filesystem [ 649.385746][ T2093] FAT-fs (loop2): bogus number of reserved sectors [ 649.392299][ T2093] FAT-fs (loop2): Can't find a valid FAT filesystem [ 649.406259][ T2065] loop4: detected capacity change from 0 to 264192 [ 649.408600][ T2080] loop5: detected capacity change from 0 to 1 [ 649.414223][ T2065] FAT-fs (loop4): bogus number of reserved sectors [ 649.425662][ T2065] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:19 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 70) [ 649.438292][ T2080] FAT-fs (loop5): bogus number of reserved sectors [ 649.438511][ T2093] FAT-fs (loop2): bogus number of reserved sectors [ 649.444876][ T2080] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 649.451571][ T2093] FAT-fs (loop2): Can't find a valid FAT filesystem [ 649.466994][ T2110] loop3: detected capacity change from 0 to 98304 [ 649.467399][ T2080] FAT-fs (loop5): Can't find a valid FAT filesystem [ 649.478318][ T2091] loop0: detected capacity change from 0 to 256 16:00:19 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x7, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:19 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:19 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xc000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:19 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfe, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:19 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x38b, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 649.497854][ T2110] FAT-fs (loop3): bogus number of reserved sectors [ 649.504452][ T2110] FAT-fs (loop3): Can't find a valid FAT filesystem [ 649.508620][ T2125] FAT-fs (loop1): bogus number of reserved sectors [ 649.517590][ T2125] FAT-fs (loop1): Can't find a valid FAT filesystem [ 649.579602][ T2144] FAT-fs (loop2): bogus number of reserved sectors [ 649.582366][ T2148] loop4: detected capacity change from 0 to 264192 [ 649.586225][ T2144] FAT-fs (loop2): Can't find a valid FAT filesystem [ 649.600253][ T2148] FAT-fs (loop4): bogus number of reserved sectors [ 649.604597][ T2141] loop3: detected capacity change from 0 to 131072 [ 649.606875][ T2148] FAT-fs (loop4): Can't find a valid FAT filesystem [ 649.613465][ T2125] FAULT_INJECTION: forcing a failure. [ 649.613465][ T2125] name failslab, interval 1, probability 0, space 0, times 0 [ 649.622420][ T2150] loop5: detected capacity change from 0 to 1 [ 649.632556][ T2125] CPU: 1 PID: 2125 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 649.647249][ T2125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 649.657393][ T2125] Call Trace: [ 649.659462][ T2150] FAT-fs (loop5): bogus number of reserved sectors [ 649.660666][ T2125] dump_stack_lvl+0xd6/0x122 16:00:19 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x8, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 649.667200][ T2150] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 649.671851][ T2125] dump_stack+0x11/0x1b [ 649.671874][ T2125] should_fail+0x23c/0x250 [ 649.680990][ T2150] FAT-fs (loop5): Can't find a valid FAT filesystem [ 649.685121][ T2125] __should_failslab+0x81/0x90 [ 649.700955][ T2125] ? kobject_uevent_env+0x1a7/0xc40 [ 649.706157][ T2125] should_failslab+0x5/0x20 [ 649.706901][ T2141] FAT-fs (loop3): bogus number of reserved sectors [ 649.710668][ T2125] kmem_cache_alloc_trace+0x52/0x320 [ 649.710695][ T2125] ? kernfs_put+0x2e2/0x300 [ 649.717217][ T2141] FAT-fs (loop3): Can't find a valid FAT filesystem [ 649.722465][ T2125] ? kernfs_put+0x39/0x300 [ 649.722490][ T2125] ? dev_uevent_filter+0x70/0x70 [ 649.738773][ T2164] loop0: detected capacity change from 0 to 256 [ 649.742878][ T2125] kobject_uevent_env+0x1a7/0xc40 [ 649.742908][ T2125] ? __kernfs_remove+0x6a8/0x6d0 [ 649.742923][ T2125] ? kernfs_find_ns+0x30d/0x320 [ 649.763904][ T2125] ? up_write+0x25/0xc0 [ 649.768261][ T2125] ? kernfs_put+0x39/0x300 [ 649.772720][ T2125] kobject_uevent+0x18/0x20 [ 649.777211][ T2125] __loop_clr_fd+0x601/0x850 [ 649.781846][ T2125] lo_ioctl+0xac5/0x13e0 [ 649.786131][ T2125] ? rcu_segcblist_enqueue+0x8e/0xa0 [ 649.791439][ T2125] ? call_rcu+0x261/0x6d0 [ 649.795808][ T2125] ? avc_has_extended_perms+0x67d/0x8a0 [ 649.801352][ T2125] ? blkdev_common_ioctl+0x438/0x1110 [ 649.806747][ T2125] ? selinux_file_ioctl+0x981/0xa10 [ 649.811931][ T2125] ? lo_release+0x120/0x120 [ 649.816459][ T2125] blkdev_ioctl+0x1d0/0x3f0 [ 649.821149][ T2125] block_ioctl+0x6e/0x80 [ 649.825387][ T2125] ? blkdev_iopoll+0x80/0x80 [ 649.829963][ T2125] __se_sys_ioctl+0xcb/0x140 [ 649.834545][ T2125] __x64_sys_ioctl+0x3f/0x50 [ 649.839245][ T2125] do_syscall_64+0x44/0xa0 [ 649.843835][ T2125] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 649.849763][ T2125] RIP: 0033:0x7fe50967f7f7 [ 649.854172][ T2125] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:00:20 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 71) [ 649.873870][ T2125] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 649.882267][ T2125] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967f7f7 [ 649.890219][ T2125] RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000005 [ 649.898168][ T2125] RBP: 00007fe5073f66bc R08: 00007fe5073f6040 R09: 0000000020000240 [ 649.906485][ T2125] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 649.914459][ T2125] R13: 0000000000000016 R14: 00007fe5073f6000 R15: 0000000020000000 [ 649.945829][ T2169] FAT-fs (loop1): bogus number of reserved sectors [ 649.954147][ T2169] FAT-fs (loop1): Can't find a valid FAT filesystem [ 649.975466][ T2150] loop5: detected capacity change from 0 to 1 [ 649.977680][ T2141] loop3: detected capacity change from 0 to 131072 [ 649.988329][ T2148] loop4: detected capacity change from 0 to 264192 [ 649.988910][ T2164] loop0: detected capacity change from 0 to 256 [ 650.001747][ T2169] FAULT_INJECTION: forcing a failure. [ 650.001747][ T2169] name failslab, interval 1, probability 0, space 0, times 0 [ 650.001830][ T2144] FAT-fs (loop2): bogus number of reserved sectors [ 650.014853][ T2169] CPU: 1 PID: 2169 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 650.021375][ T2144] FAT-fs (loop2): Can't find a valid FAT filesystem [ 650.030001][ T2169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 650.046815][ T2169] Call Trace: [ 650.048372][ T2148] FAT-fs (loop4): bogus number of reserved sectors [ 650.050096][ T2169] dump_stack_lvl+0xd6/0x122 [ 650.050122][ T2169] dump_stack+0x11/0x1b [ 650.057107][ T2148] FAT-fs (loop4): Can't find a valid FAT filesystem [ 650.061671][ T2169] should_fail+0x23c/0x250 [ 650.075270][ T2150] FAT-fs (loop5): bogus number of reserved sectors [ 650.077161][ T2169] ? kzalloc+0x1d/0x30 [ 650.084133][ T2150] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 650.088142][ T2169] __should_failslab+0x81/0x90 [ 650.098918][ T2150] FAT-fs (loop5): Can't find a valid FAT filesystem [ 650.103647][ T2169] should_failslab+0x5/0x20 [ 650.115003][ T2169] __kmalloc+0x6f/0x350 [ 650.119149][ T2169] kzalloc+0x1d/0x30 [ 650.123128][ T2169] kobject_get_path+0x7c/0x110 [ 650.127909][ T2169] kobject_uevent_env+0x1be/0xc40 [ 650.133015][ T2169] ? kernfs_put+0x2e2/0x300 [ 650.137506][ T2169] kobject_uevent+0x18/0x20 [ 650.142011][ T2169] __loop_clr_fd+0x601/0x850 [ 650.146587][ T2169] lo_ioctl+0xac5/0x13e0 [ 650.150837][ T2169] ? rcu_segcblist_enqueue+0x8e/0xa0 [ 650.156121][ T2169] ? call_rcu+0x261/0x6d0 [ 650.160459][ T2169] ? avc_has_extended_perms+0x67d/0x8a0 [ 650.173202][ T2169] ? blkdev_common_ioctl+0x438/0x1110 [ 650.178608][ T2169] ? selinux_file_ioctl+0x981/0xa10 [ 650.183801][ T2169] ? lo_release+0x120/0x120 [ 650.188293][ T2169] blkdev_ioctl+0x1d0/0x3f0 [ 650.192781][ T2169] block_ioctl+0x6e/0x80 [ 650.197089][ T2169] ? blkdev_iopoll+0x80/0x80 [ 650.201661][ T2169] __se_sys_ioctl+0xcb/0x140 [ 650.206234][ T2169] __x64_sys_ioctl+0x3f/0x50 [ 650.210805][ T2169] do_syscall_64+0x44/0xa0 [ 650.215207][ T2169] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 650.221113][ T2169] RIP: 0033:0x7fe50967f7f7 [ 650.225521][ T2169] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 16:00:20 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 72) [ 650.245286][ T2169] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 650.253682][ T2169] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967f7f7 [ 650.261636][ T2169] RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000005 [ 650.269721][ T2169] RBP: 00007fe5073f66bc R08: 00007fe5073f6040 R09: 0000000020000240 [ 650.277688][ T2169] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 650.285654][ T2169] R13: 0000000000000016 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:20 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x9, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:20 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x402, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:20 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10e, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:20 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x5000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 650.324859][ T2199] FAT-fs (loop1): bogus number of reserved sectors [ 650.331452][ T2199] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:20 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xd000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 650.370498][ T2207] loop0: detected capacity change from 0 to 256 [ 650.384002][ T2213] FAT-fs (loop2): bogus number of reserved sectors [ 650.390613][ T2213] FAT-fs (loop2): Can't find a valid FAT filesystem [ 650.390924][ T2217] loop5: detected capacity change from 0 to 2 [ 650.403693][ T2199] FAULT_INJECTION: forcing a failure. [ 650.403693][ T2199] name failslab, interval 1, probability 0, space 0, times 0 [ 650.416477][ T2199] CPU: 0 PID: 2199 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 650.425342][ T2199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 650.437381][ T2199] Call Trace: [ 650.443098][ T2199] dump_stack_lvl+0xd6/0x122 [ 650.447779][ T2199] dump_stack+0x11/0x1b [ 650.451997][ T2199] should_fail+0x23c/0x250 [ 650.456481][ T2199] __should_failslab+0x81/0x90 [ 650.461234][ T2199] should_failslab+0x5/0x20 [ 650.465833][ T2199] kmem_cache_alloc_node+0x61/0x2c0 [ 650.471024][ T2199] ? __alloc_skb+0xed/0x420 [ 650.475527][ T2199] __alloc_skb+0xed/0x420 [ 650.479842][ T2199] alloc_uevent_skb+0x5b/0x120 [ 650.484609][ T2199] kobject_uevent_env+0x863/0xc40 [ 650.489783][ T2199] ? kernfs_put+0x2e2/0x300 [ 650.494352][ T2199] kobject_uevent+0x18/0x20 [ 650.498846][ T2199] __loop_clr_fd+0x601/0x850 [ 650.503428][ T2199] lo_ioctl+0xac5/0x13e0 [ 650.507672][ T2199] ? rcu_segcblist_enqueue+0x8e/0xa0 [ 650.512942][ T2199] ? call_rcu+0x261/0x6d0 [ 650.517309][ T2199] ? avc_has_extended_perms+0x67d/0x8a0 [ 650.522846][ T2199] ? blkdev_common_ioctl+0x438/0x1110 [ 650.528347][ T2199] ? selinux_file_ioctl+0x981/0xa10 [ 650.533625][ T2199] ? lo_release+0x120/0x120 [ 650.538312][ T2199] blkdev_ioctl+0x1d0/0x3f0 [ 650.548799][ T2199] block_ioctl+0x6e/0x80 [ 650.553074][ T2199] ? blkdev_iopoll+0x80/0x80 [ 650.557673][ T2199] __se_sys_ioctl+0xcb/0x140 [ 650.562632][ T2199] __x64_sys_ioctl+0x3f/0x50 [ 650.567259][ T2199] do_syscall_64+0x44/0xa0 [ 650.571999][ T2199] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 650.577934][ T2199] RIP: 0033:0x7fe50967f7f7 [ 650.582422][ T2199] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 650.602283][ T2199] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 650.610700][ T2199] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967f7f7 [ 650.618691][ T2199] RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000005 [ 650.626662][ T2199] RBP: 00007fe5073f66bc R08: 00007fe5073f6040 R09: 0000000020000240 [ 650.634617][ T2199] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 650.642570][ T2199] R13: 0000000000000016 R14: 00007fe5073f6000 R15: 0000000020000000 [ 650.651261][ T2216] loop3: detected capacity change from 0 to 163840 [ 650.670017][ T2207] loop0: detected capacity change from 0 to 256 [ 650.681582][ T2217] FAT-fs (loop5): bogus number of reserved sectors [ 650.688133][ T2217] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 650.697295][ T2217] FAT-fs (loop5): Can't find a valid FAT filesystem [ 650.701611][ T2237] loop4: detected capacity change from 0 to 264192 [ 650.708244][ T2213] FAT-fs (loop2): bogus number of reserved sectors 16:00:20 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 73) 16:00:20 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0xf, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 650.717052][ T2213] FAT-fs (loop2): Can't find a valid FAT filesystem [ 650.717485][ T2216] FAT-fs (loop3): bogus number of reserved sectors [ 650.730321][ T2216] FAT-fs (loop3): Can't find a valid FAT filesystem [ 650.746683][ T2237] FAT-fs (loop4): bogus number of reserved sectors [ 650.753250][ T2237] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:20 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 650.806295][ T2251] loop0: detected capacity change from 0 to 256 [ 650.813571][ T2249] FAT-fs (loop1): bogus number of reserved sectors [ 650.820168][ T2249] FAT-fs (loop1): Can't find a valid FAT filesystem [ 650.837400][ T2237] loop4: detected capacity change from 0 to 264192 [ 650.846780][ T2263] loop3: detected capacity change from 0 to 196608 16:00:21 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x204, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 650.860513][ T2217] loop5: detected capacity change from 0 to 2 [ 650.868815][ T2237] FAT-fs (loop4): bogus number of reserved sectors [ 650.875460][ T2237] FAT-fs (loop4): Can't find a valid FAT filesystem [ 650.884784][ T2217] FAT-fs (loop5): bogus number of reserved sectors [ 650.891450][ T2217] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 650.900666][ T2217] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:21 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6040000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 650.911928][ T2263] FAT-fs (loop3): bogus number of reserved sectors [ 650.918450][ T2263] FAT-fs (loop3): Can't find a valid FAT filesystem [ 650.926802][ T2251] loop0: detected capacity change from 0 to 256 [ 650.941453][ T2249] FAULT_INJECTION: forcing a failure. [ 650.941453][ T2249] name failslab, interval 1, probability 0, space 0, times 0 [ 650.954094][ T2249] CPU: 0 PID: 2249 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 [ 650.962750][ T2249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 650.972967][ T2249] Call Trace: [ 650.976233][ T2249] dump_stack_lvl+0xd6/0x122 [ 650.980810][ T2249] dump_stack+0x11/0x1b [ 650.984954][ T2249] should_fail+0x23c/0x250 [ 650.989375][ T2249] __should_failslab+0x81/0x90 [ 650.994131][ T2249] should_failslab+0x5/0x20 [ 650.998625][ T2249] kmem_cache_alloc_node_trace+0x61/0x2e0 [ 651.004421][ T2249] ? __kmalloc_node_track_caller+0x30/0x40 [ 651.010230][ T2249] __kmalloc_node_track_caller+0x30/0x40 [ 651.015851][ T2249] ? alloc_uevent_skb+0x5b/0x120 [ 651.020773][ T2249] __alloc_skb+0x187/0x420 [ 651.025187][ T2249] alloc_uevent_skb+0x5b/0x120 [ 651.030022][ T2249] kobject_uevent_env+0x863/0xc40 [ 651.035134][ T2249] ? up_write+0x25/0xc0 [ 651.039268][ T2249] ? kernfs_put+0x39/0x300 [ 651.043671][ T2249] kobject_uevent+0x18/0x20 [ 651.048154][ T2249] __loop_clr_fd+0x601/0x850 [ 651.052799][ T2249] lo_ioctl+0xac5/0x13e0 [ 651.057027][ T2249] ? rcu_segcblist_enqueue+0x8e/0xa0 [ 651.062319][ T2249] ? call_rcu+0x261/0x6d0 [ 651.066637][ T2249] ? avc_has_extended_perms+0x67d/0x8a0 [ 651.072166][ T2249] ? blkdev_common_ioctl+0x438/0x1110 [ 651.077685][ T2249] ? selinux_file_ioctl+0x981/0xa10 [ 651.082945][ T2249] ? lo_release+0x120/0x120 [ 651.087469][ T2249] blkdev_ioctl+0x1d0/0x3f0 [ 651.092041][ T2249] block_ioctl+0x6e/0x80 [ 651.096262][ T2249] ? blkdev_iopoll+0x80/0x80 [ 651.100829][ T2249] __se_sys_ioctl+0xcb/0x140 [ 651.105413][ T2249] __x64_sys_ioctl+0x3f/0x50 [ 651.109996][ T2249] do_syscall_64+0x44/0xa0 [ 651.114493][ T2249] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 651.120380][ T2249] RIP: 0033:0x7fe50967f7f7 [ 651.124868][ T2249] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 651.144617][ T2249] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 651.153273][ T2249] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967f7f7 [ 651.161246][ T2249] RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000005 [ 651.169203][ T2249] RBP: 00007fe5073f66bc R08: 00007fe5073f6040 R09: 0000000020000240 [ 651.177171][ T2249] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 651.185167][ T2249] R13: 0000000000000016 R14: 00007fe5073f6000 R15: 0000000020000000 16:00:21 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x10, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:21 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x406, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 651.222146][ T2286] loop3: detected capacity change from 0 to 197120 [ 651.232062][ T2286] FAT-fs (loop3): bogus number of reserved sectors [ 651.238578][ T2286] FAT-fs (loop3): Can't find a valid FAT filesystem [ 651.250529][ T2290] loop2: detected capacity change from 0 to 1 16:00:21 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xe000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:21 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:21 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 74) [ 651.267665][ T2296] loop0: detected capacity change from 0 to 256 [ 651.276679][ T2290] FAT-fs (loop2): bogus number of reserved sectors [ 651.283246][ T2290] FAT-fs (loop2): Can't find a valid FAT filesystem [ 651.308398][ T2302] loop4: detected capacity change from 0 to 264192 [ 651.324884][ T2296] loop0: detected capacity change from 0 to 256 [ 651.335129][ T2290] loop2: detected capacity change from 0 to 1 [ 651.342061][ T2316] loop3: detected capacity change from 0 to 229376 [ 651.342556][ T2304] loop5: detected capacity change from 0 to 2 [ 651.350706][ T2316] FAT-fs (loop3): bogus number of reserved sectors [ 651.361219][ T2316] FAT-fs (loop3): Can't find a valid FAT filesystem [ 651.362105][ T2290] FAT-fs (loop2): bogus number of reserved sectors [ 651.368708][ T2320] FAT-fs (loop1): bogus number of reserved sectors [ 651.374378][ T2290] FAT-fs (loop2): Can't find a valid FAT filesystem [ 651.380855][ T2320] FAT-fs (loop1): Can't find a valid FAT filesystem [ 651.388916][ T2304] FAT-fs (loop5): bogus number of reserved sectors [ 651.400604][ T2304] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 651.409781][ T2304] FAT-fs (loop5): Can't find a valid FAT filesystem [ 651.419149][ T2302] FAT-fs (loop4): bogus number of reserved sectors 16:00:21 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0xfe, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 651.425728][ T2302] FAT-fs (loop4): Can't find a valid FAT filesystem [ 651.434559][ T2316] loop3: detected capacity change from 0 to 229376 [ 651.442293][ T2320] FAULT_INJECTION: forcing a failure. [ 651.442293][ T2320] name failslab, interval 1, probability 0, space 0, times 0 [ 651.442507][ T2316] FAT-fs (loop3): bogus number of reserved sectors [ 651.455040][ T2320] CPU: 0 PID: 2320 Comm: syz-executor.1 Not tainted 5.15.0-rc5-syzkaller #0 16:00:21 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x300, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 651.461548][ T2316] FAT-fs (loop3): Can't find a valid FAT filesystem [ 651.470228][ T2320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 651.486831][ T2320] Call Trace: [ 651.490109][ T2320] dump_stack_lvl+0xd6/0x122 [ 651.494705][ T2320] dump_stack+0x11/0x1b [ 651.498861][ T2320] should_fail+0x23c/0x250 [ 651.503374][ T2320] ? skb_clone+0x12c/0x1f0 [ 651.507778][ T2320] __should_failslab+0x81/0x90 [ 651.512531][ T2320] should_failslab+0x5/0x20 [ 651.517065][ T2320] kmem_cache_alloc+0x4f/0x300 [ 651.521865][ T2320] skb_clone+0x12c/0x1f0 [ 651.526098][ T2320] netlink_broadcast_filtered+0x4fd/0xb60 [ 651.531883][ T2320] ? skb_put+0xb9/0xf0 [ 651.535937][ T2320] netlink_broadcast+0x35/0x50 [ 651.540698][ T2320] kobject_uevent_env+0x8c9/0xc40 [ 651.545762][ T2320] ? kernfs_put+0x2e2/0x300 [ 651.550295][ T2320] kobject_uevent+0x18/0x20 [ 651.554794][ T2320] __loop_clr_fd+0x601/0x850 [ 651.559367][ T2320] lo_ioctl+0xac5/0x13e0 [ 651.563591][ T2320] ? rcu_segcblist_enqueue+0x8e/0xa0 [ 651.568856][ T2320] ? call_rcu+0x261/0x6d0 [ 651.573168][ T2320] ? avc_has_extended_perms+0x67d/0x8a0 [ 651.578708][ T2320] ? blkdev_common_ioctl+0x438/0x1110 [ 651.584067][ T2320] ? selinux_file_ioctl+0x981/0xa10 [ 651.589260][ T2320] ? lo_release+0x120/0x120 [ 651.593826][ T2320] blkdev_ioctl+0x1d0/0x3f0 [ 651.598310][ T2320] block_ioctl+0x6e/0x80 [ 651.602544][ T2320] ? blkdev_iopoll+0x80/0x80 [ 651.607111][ T2320] __se_sys_ioctl+0xcb/0x140 [ 651.611820][ T2320] __x64_sys_ioctl+0x3f/0x50 [ 651.616391][ T2320] do_syscall_64+0x44/0xa0 [ 651.620795][ T2320] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 651.626698][ T2320] RIP: 0033:0x7fe50967f7f7 [ 651.631151][ T2320] Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 53 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 651.650762][ T2320] RSP: 002b:00007fe5073f5fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 651.659207][ T2320] RAX: ffffffffffffffda RBX: 0000000020002680 RCX: 00007fe50967f7f7 [ 651.667178][ T2320] RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000005 [ 651.675213][ T2320] RBP: 00007fe5073f66bc R08: 00007fe5073f6040 R09: 0000000020000240 [ 651.683185][ T2320] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 651.691158][ T2320] R13: 0000000000000016 R14: 00007fe5073f6000 R15: 0000000020000000 [ 651.704252][ T2336] loop0: detected capacity change from 0 to 256 [ 651.708366][ T2304] loop5: detected capacity change from 0 to 2 16:00:21 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:21 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) (fail_nth: 75) [ 651.727096][ T2304] FAT-fs (loop5): bogus number of reserved sectors [ 651.731835][ T2338] loop2: detected capacity change from 0 to 1 [ 651.733783][ T2304] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 651.746688][ T2302] loop4: detected capacity change from 0 to 264192 [ 651.748977][ T2304] FAT-fs (loop5): Can't find a valid FAT filesystem [ 651.762208][ T2338] FAT-fs (loop2): bogus number of reserved sectors [ 651.768828][ T2338] FAT-fs (loop2): Can't find a valid FAT filesystem [ 651.780278][ T2357] loop3: detected capacity change from 0 to 262144 [ 651.795506][ T2336] loop0: detected capacity change from 0 to 256 [ 651.816426][ T2363] FAT-fs (loop1): bogus number of reserved sectors [ 651.822997][ T2363] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:22 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 651.832648][ T2302] FAT-fs (loop4): bogus number of reserved sectors [ 651.839177][ T2302] FAT-fs (loop4): Can't find a valid FAT filesystem [ 651.846354][ T2357] FAT-fs (loop3): bogus number of reserved sectors [ 651.852923][ T2357] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:22 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x110, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:22 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x500, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:22 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:22 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xf000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 651.925742][ T2338] loop2: detected capacity change from 0 to 1 [ 651.933625][ T2376] FAT-fs (loop1): bogus number of reserved sectors [ 651.940186][ T2376] FAT-fs (loop1): Can't find a valid FAT filesystem [ 651.944227][ T2384] loop0: detected capacity change from 0 to 256 [ 651.956717][ T2338] FAT-fs (loop2): bogus number of reserved sectors [ 651.963285][ T2338] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:22 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x383, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 652.000956][ T2394] loop3: detected capacity change from 0 to 264192 [ 652.013648][ T2397] loop5: detected capacity change from 0 to 2 [ 652.021668][ T2384] loop0: detected capacity change from 0 to 256 [ 652.024182][ T2404] loop4: detected capacity change from 0 to 264192 16:00:22 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 652.061457][ T2397] FAT-fs (loop5): bogus number of reserved sectors [ 652.068000][ T2397] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 652.077140][ T2397] FAT-fs (loop5): Can't find a valid FAT filesystem [ 652.089961][ T2404] FAT-fs (loop4): bogus number of reserved sectors [ 652.096551][ T2404] FAT-fs (loop4): Can't find a valid FAT filesystem [ 652.104023][ T2394] FAT-fs (loop3): bogus number of reserved sectors 16:00:22 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0xff01, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 652.110624][ T2394] FAT-fs (loop3): Can't find a valid FAT filesystem [ 652.112467][ T2416] loop2: detected capacity change from 0 to 1 [ 652.141575][ T2424] FAT-fs (loop1): bogus number of reserved sectors [ 652.148189][ T2424] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:22 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3a3, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 652.160061][ T2416] FAT-fs (loop2): bogus number of reserved sectors [ 652.166660][ T2416] FAT-fs (loop2): Can't find a valid FAT filesystem [ 652.201520][ T2424] FAT-fs (loop1): bogus number of reserved sectors [ 652.204738][ T2394] loop3: detected capacity change from 0 to 264192 [ 652.208110][ T2424] FAT-fs (loop1): Can't find a valid FAT filesystem [ 652.225507][ T2397] loop5: detected capacity change from 0 to 2 [ 652.232354][ T2404] loop4: detected capacity change from 0 to 264192 [ 652.239161][ T2394] FAT-fs (loop3): bogus number of reserved sectors [ 652.245720][ T2394] FAT-fs (loop3): Can't find a valid FAT filesystem [ 652.264545][ T2397] FAT-fs (loop5): bogus number of reserved sectors [ 652.271111][ T2397] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 652.280226][ T2397] FAT-fs (loop5): Can't find a valid FAT filesystem [ 652.294486][ T2404] FAT-fs (loop4): bogus number of reserved sectors [ 652.301070][ T2404] FAT-fs (loop4): Can't find a valid FAT filesystem [ 652.308111][ T2453] loop2: detected capacity change from 0 to 1 16:00:22 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:22 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x10000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:22 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 652.341983][ T2453] FAT-fs (loop2): bogus number of reserved sectors [ 652.348531][ T2453] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:22 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x600, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 652.405274][ T2467] FAT-fs (loop1): bogus number of reserved sectors [ 652.411835][ T2467] FAT-fs (loop1): Can't find a valid FAT filesystem [ 652.419200][ T2453] loop2: detected capacity change from 0 to 1 [ 652.429564][ T2453] FAT-fs (loop2): bogus number of reserved sectors [ 652.436138][ T2453] FAT-fs (loop2): Can't find a valid FAT filesystem [ 652.447726][ T2464] loop3: detected capacity change from 0 to 264192 [ 652.460448][ T2464] FAT-fs (loop3): bogus number of reserved sectors [ 652.467019][ T2464] FAT-fs (loop3): Can't find a valid FAT filesystem [ 652.474651][ T2476] loop4: detected capacity change from 0 to 264192 [ 652.486199][ T2467] FAT-fs (loop1): bogus number of reserved sectors [ 652.492787][ T2467] FAT-fs (loop1): Can't find a valid FAT filesystem [ 652.501961][ T2476] FAT-fs (loop4): bogus number of reserved sectors 16:00:22 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3a4, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 652.508521][ T2476] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:22 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 652.548297][ T2491] loop5: detected capacity change from 0 to 3 [ 652.556104][ T2464] loop3: detected capacity change from 0 to 264192 [ 652.561713][ T2496] loop2: detected capacity change from 0 to 1 [ 652.567303][ T2464] FAT-fs (loop3): bogus number of reserved sectors [ 652.575315][ T2464] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:22 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x11000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 652.620920][ T2491] FAT-fs (loop5): bogus number of reserved sectors [ 652.627494][ T2491] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 652.636823][ T2491] FAT-fs (loop5): Can't find a valid FAT filesystem [ 652.656854][ T2496] FAT-fs (loop2): bogus number of reserved sectors [ 652.663454][ T2496] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:22 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 652.670282][ T2508] FAT-fs (loop1): bogus number of reserved sectors [ 652.671659][ T2509] loop4: detected capacity change from 0 to 264192 [ 652.676830][ T2508] FAT-fs (loop1): Can't find a valid FAT filesystem [ 652.729549][ T2496] loop2: detected capacity change from 0 to 1 [ 652.735799][ T2508] FAT-fs (loop1): bogus number of reserved sectors [ 652.742429][ T2508] FAT-fs (loop1): Can't find a valid FAT filesystem [ 652.747873][ T2509] FAT-fs (loop4): bogus number of reserved sectors [ 652.755544][ T2509] FAT-fs (loop4): Can't find a valid FAT filesystem [ 652.765352][ T2496] FAT-fs (loop2): bogus number of reserved sectors [ 652.772370][ T2496] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:22 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x5, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 652.781601][ T2491] loop5: detected capacity change from 0 to 3 [ 652.816351][ T2491] FAT-fs (loop5): bogus number of reserved sectors [ 652.822927][ T2491] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:23 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3a5, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 652.832097][ T2491] FAT-fs (loop5): Can't find a valid FAT filesystem [ 652.838919][ T2533] FAT-fs (loop1): bogus number of reserved sectors [ 652.845474][ T2533] FAT-fs (loop1): Can't find a valid FAT filesystem [ 652.853286][ T2524] loop3: detected capacity change from 0 to 264192 [ 652.902986][ T2524] FAT-fs (loop3): bogus number of reserved sectors [ 652.909528][ T2524] FAT-fs (loop3): Can't find a valid FAT filesystem [ 652.917236][ T2533] FAT-fs (loop1): bogus number of reserved sectors [ 652.923811][ T2533] FAT-fs (loop1): Can't find a valid FAT filesystem [ 652.948930][ T2549] loop2: detected capacity change from 0 to 1 [ 652.971863][ T2549] FAT-fs (loop2): bogus number of reserved sectors [ 652.978950][ T2549] FAT-fs (loop2): Can't find a valid FAT filesystem [ 652.990495][ T2509] loop4: detected capacity change from 0 to 264192 16:00:23 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0xff0f, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:23 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:23 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x604, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:23 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x12000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 653.049572][ T2524] loop3: detected capacity change from 0 to 264192 [ 653.049962][ T2509] FAT-fs (loop4): bogus number of reserved sectors [ 653.062678][ T2509] FAT-fs (loop4): Can't find a valid FAT filesystem [ 653.078149][ T2524] FAT-fs (loop3): bogus number of reserved sectors [ 653.084695][ T2524] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:23 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3a6, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:23 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 653.166042][ T2572] loop4: detected capacity change from 0 to 264192 [ 653.180490][ T2572] FAT-fs (loop4): bogus number of reserved sectors [ 653.182344][ T2586] loop3: detected capacity change from 0 to 264192 [ 653.187054][ T2572] FAT-fs (loop4): Can't find a valid FAT filesystem [ 653.195930][ T2576] loop5: detected capacity change from 0 to 3 [ 653.203344][ T2579] loop2: detected capacity change from 0 to 1 [ 653.212303][ T2577] FAT-fs (loop1): bogus number of reserved sectors [ 653.218799][ T2577] FAT-fs (loop1): Can't find a valid FAT filesystem [ 653.224532][ T2576] FAT-fs (loop5): bogus number of reserved sectors [ 653.231923][ T2576] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 653.241055][ T2576] FAT-fs (loop5): Can't find a valid FAT filesystem [ 653.286115][ T2586] FAT-fs (loop3): bogus number of reserved sectors [ 653.292692][ T2586] FAT-fs (loop3): Can't find a valid FAT filesystem [ 653.303150][ T2576] loop5: detected capacity change from 0 to 3 [ 653.313425][ T2579] FAT-fs (loop2): bogus number of reserved sectors [ 653.319985][ T2579] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:23 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x20000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 653.330251][ T2576] FAT-fs (loop5): bogus number of reserved sectors [ 653.336825][ T2576] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 653.346002][ T2576] FAT-fs (loop5): Can't find a valid FAT filesystem [ 653.383343][ T2577] FAT-fs (loop1): bogus number of reserved sectors [ 653.389877][ T2577] FAT-fs (loop1): Can't find a valid FAT filesystem [ 653.412171][ T2579] loop2: detected capacity change from 0 to 1 [ 653.413610][ T2586] loop3: detected capacity change from 0 to 264192 [ 653.426338][ T2579] FAT-fs (loop2): bogus number of reserved sectors 16:00:23 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x700, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:23 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3a7, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 653.428346][ T2586] FAT-fs (loop3): bogus number of reserved sectors [ 653.433006][ T2579] FAT-fs (loop2): Can't find a valid FAT filesystem [ 653.439491][ T2586] FAT-fs (loop3): Can't find a valid FAT filesystem [ 653.454207][ T2618] loop4: detected capacity change from 0 to 264192 [ 653.463315][ T2618] FAT-fs (loop4): bogus number of reserved sectors [ 653.469863][ T2618] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:23 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xd000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:23 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 653.506338][ T2618] loop4: detected capacity change from 0 to 264192 [ 653.525286][ T2618] FAT-fs (loop4): bogus number of reserved sectors [ 653.531846][ T2618] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:23 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x20100000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 653.553916][ T2641] loop3: detected capacity change from 0 to 264192 [ 653.567241][ T2634] loop2: detected capacity change from 0 to 1 [ 653.571543][ T2641] FAT-fs (loop3): bogus number of reserved sectors [ 653.579931][ T2641] FAT-fs (loop3): Can't find a valid FAT filesystem [ 653.590355][ T2646] FAT-fs (loop1): bogus number of reserved sectors [ 653.596950][ T2646] FAT-fs (loop1): Can't find a valid FAT filesystem [ 653.602375][ T2645] loop5: detected capacity change from 0 to 3 [ 653.628309][ T2645] FAT-fs (loop5): bogus number of reserved sectors [ 653.634873][ T2645] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 653.644005][ T2645] FAT-fs (loop5): Can't find a valid FAT filesystem [ 653.653002][ T2634] FAT-fs (loop2): bogus number of reserved sectors [ 653.659563][ T2634] FAT-fs (loop2): Can't find a valid FAT filesystem [ 653.665952][ T2656] loop4: detected capacity change from 0 to 264192 [ 653.666281][ T2646] FAT-fs (loop1): bogus number of reserved sectors [ 653.679444][ T2646] FAT-fs (loop1): Can't find a valid FAT filesystem [ 653.722299][ T2634] loop2: detected capacity change from 0 to 1 [ 653.733018][ T2656] FAT-fs (loop4): bogus number of reserved sectors [ 653.740103][ T2656] FAT-fs (loop4): Can't find a valid FAT filesystem [ 653.756258][ T2634] FAT-fs (loop2): bogus number of reserved sectors [ 653.762827][ T2634] FAT-fs (loop2): Can't find a valid FAT filesystem [ 653.826909][ T2645] loop5: detected capacity change from 0 to 3 [ 653.846053][ T2656] loop4: detected capacity change from 0 to 264192 [ 653.855441][ T2645] FAT-fs (loop5): bogus number of reserved sectors [ 653.862259][ T2645] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 653.871421][ T2645] FAT-fs (loop5): Can't find a valid FAT filesystem [ 653.878134][ T2656] FAT-fs (loop4): bogus number of reserved sectors [ 653.884790][ T2656] FAT-fs (loop4): Can't find a valid FAT filesystem [ 653.927705][ T2578] loop0: detected capacity change from 0 to 256 16:00:24 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0xfffe, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:24 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:24 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:24 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3a8, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:24 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x22000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:24 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x900, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 654.117714][ T2703] loop4: detected capacity change from 0 to 264192 [ 654.126970][ T2707] loop5: detected capacity change from 0 to 4 [ 654.129576][ T2705] FAT-fs (loop1): bogus number of reserved sectors [ 654.138888][ T2704] loop3: detected capacity change from 0 to 264192 [ 654.141416][ T2705] FAT-fs (loop1): Can't find a valid FAT filesystem [ 654.158722][ T2708] loop2: detected capacity change from 0 to 1 16:00:24 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x25000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 654.169421][ T2703] FAT-fs (loop4): bogus number of reserved sectors [ 654.176063][ T2703] FAT-fs (loop4): Can't find a valid FAT filesystem [ 654.188272][ T2708] FAT-fs (loop2): bogus number of reserved sectors [ 654.194862][ T2708] FAT-fs (loop2): Can't find a valid FAT filesystem [ 654.221741][ T2708] loop2: detected capacity change from 0 to 1 [ 654.230221][ T2707] FAT-fs (loop5): bogus number of reserved sectors [ 654.235206][ T2705] FAT-fs (loop1): bogus number of reserved sectors [ 654.236781][ T2707] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 654.243258][ T2705] FAT-fs (loop1): Can't find a valid FAT filesystem [ 654.252367][ T2707] FAT-fs (loop5): Can't find a valid FAT filesystem [ 654.259546][ T2708] FAT-fs (loop2): bogus number of reserved sectors [ 654.272251][ T2708] FAT-fs (loop2): Can't find a valid FAT filesystem [ 654.277513][ T2704] FAT-fs (loop3): bogus number of reserved sectors [ 654.285366][ T2704] FAT-fs (loop3): Can't find a valid FAT filesystem [ 654.311226][ T2729] loop4: detected capacity change from 0 to 264192 16:00:24 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 654.320691][ T2729] FAT-fs (loop4): bogus number of reserved sectors [ 654.327433][ T2729] FAT-fs (loop4): Can't find a valid FAT filesystem [ 654.340960][ T2707] loop5: detected capacity change from 0 to 4 [ 654.352111][ T2707] FAT-fs (loop5): bogus number of reserved sectors [ 654.358668][ T2707] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:24 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3a9, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 654.367875][ T2707] FAT-fs (loop5): Can't find a valid FAT filesystem [ 654.381293][ T2704] loop3: detected capacity change from 0 to 264192 [ 654.417895][ T2749] FAT-fs (loop1): bogus number of reserved sectors [ 654.424494][ T2749] FAT-fs (loop1): Can't find a valid FAT filesystem [ 654.425685][ T2750] loop2: detected capacity change from 0 to 1 16:00:24 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x3f000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 654.467488][ T2750] FAT-fs (loop2): bogus number of reserved sectors [ 654.474062][ T2750] FAT-fs (loop2): Can't find a valid FAT filesystem [ 654.493508][ T2704] FAT-fs (loop3): bogus number of reserved sectors [ 654.500043][ T2704] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:24 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:24 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 654.537419][ T2761] loop4: detected capacity change from 0 to 264192 [ 654.561721][ T2750] loop2: detected capacity change from 0 to 1 [ 654.586936][ T2750] FAT-fs (loop2): bogus number of reserved sectors [ 654.593483][ T2750] FAT-fs (loop2): Can't find a valid FAT filesystem [ 654.622207][ T2761] FAT-fs (loop4): bogus number of reserved sectors [ 654.628739][ T2761] FAT-fs (loop4): Can't find a valid FAT filesystem [ 654.651434][ T2778] FAT-fs (loop1): bogus number of reserved sectors [ 654.657971][ T2778] FAT-fs (loop1): Can't find a valid FAT filesystem [ 654.671038][ T2782] loop3: detected capacity change from 0 to 264192 [ 654.705990][ T2782] FAT-fs (loop3): bogus number of reserved sectors [ 654.712658][ T2782] FAT-fs (loop3): Can't find a valid FAT filesystem [ 654.749216][ T2761] loop4: detected capacity change from 0 to 264192 [ 654.759307][ T2778] FAT-fs (loop1): bogus number of reserved sectors [ 654.765874][ T2778] FAT-fs (loop1): Can't find a valid FAT filesystem [ 654.779429][ T2782] loop3: detected capacity change from 0 to 264192 [ 654.793003][ T2782] FAT-fs (loop3): bogus number of reserved sectors [ 654.799618][ T2782] FAT-fs (loop3): Can't find a valid FAT filesystem [ 654.827167][ T2761] FAT-fs (loop4): bogus number of reserved sectors [ 654.833775][ T2761] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:25 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0xfffffffe, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:25 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:25 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3aa, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:25 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:25 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x40000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:25 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 655.089122][ T2819] loop3: detected capacity change from 0 to 264192 [ 655.093432][ T2818] loop4: detected capacity change from 0 to 264192 [ 655.096099][ T2821] loop5: detected capacity change from 0 to 5 [ 655.110550][ T2820] FAT-fs (loop1): bogus number of reserved sectors [ 655.114035][ T2824] loop2: detected capacity change from 0 to 1 [ 655.117273][ T2820] FAT-fs (loop1): Can't find a valid FAT filesystem [ 655.137403][ T2819] FAT-fs (loop3): bogus number of reserved sectors [ 655.143966][ T2819] FAT-fs (loop3): Can't find a valid FAT filesystem [ 655.152848][ T2821] FAT-fs (loop5): bogus number of reserved sectors [ 655.159664][ T2821] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 655.168810][ T2821] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:25 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x11000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 655.187534][ T2824] FAT-fs (loop2): bogus number of reserved sectors [ 655.194153][ T2824] FAT-fs (loop2): Can't find a valid FAT filesystem [ 655.205703][ T2818] FAT-fs (loop4): bogus number of reserved sectors [ 655.212266][ T2818] FAT-fs (loop4): Can't find a valid FAT filesystem [ 655.239323][ T2824] loop2: detected capacity change from 0 to 1 [ 655.247656][ T2821] loop5: detected capacity change from 0 to 5 [ 655.249377][ T2820] FAT-fs (loop1): bogus number of reserved sectors [ 655.260350][ T2820] FAT-fs (loop1): Can't find a valid FAT filesystem [ 655.264024][ T2824] FAT-fs (loop2): bogus number of reserved sectors [ 655.270254][ T2821] FAT-fs (loop5): bogus number of reserved sectors [ 655.273477][ T2824] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:25 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 655.280007][ T2821] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 655.288625][ T2842] loop3: detected capacity change from 0 to 264192 [ 655.295721][ T2821] FAT-fs (loop5): Can't find a valid FAT filesystem [ 655.312927][ T2818] loop4: detected capacity change from 0 to 264192 [ 655.320170][ T2818] FAT-fs (loop4): bogus number of reserved sectors [ 655.326829][ T2818] FAT-fs (loop4): Can't find a valid FAT filesystem [ 655.335578][ T2842] FAT-fs (loop3): bogus number of reserved sectors [ 655.342154][ T2842] FAT-fs (loop3): Can't find a valid FAT filesystem [ 655.361096][ T2866] FAT-fs (loop1): bogus number of reserved sectors [ 655.367629][ T2866] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:25 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x40000800, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:25 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xd, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:25 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3ab, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 655.394540][ T2866] FAT-fs (loop1): bogus number of reserved sectors [ 655.396387][ T2842] loop3: detected capacity change from 0 to 264192 [ 655.401095][ T2866] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:25 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 655.468824][ T2886] loop4: detected capacity change from 0 to 264192 [ 655.493516][ T2889] loop2: detected capacity change from 0 to 1 [ 655.504288][ T2898] loop5: detected capacity change from 0 to 5 [ 655.507816][ T2890] FAT-fs (loop1): bogus number of reserved sectors [ 655.516920][ T2890] FAT-fs (loop1): Can't find a valid FAT filesystem [ 655.529017][ T2886] FAT-fs (loop4): bogus number of reserved sectors [ 655.535594][ T2886] FAT-fs (loop4): Can't find a valid FAT filesystem [ 655.542448][ T2889] FAT-fs (loop2): bogus number of reserved sectors [ 655.548977][ T2889] FAT-fs (loop2): Can't find a valid FAT filesystem [ 655.556510][ T2842] FAT-fs (loop3): bogus number of reserved sectors [ 655.563146][ T2842] FAT-fs (loop3): Can't find a valid FAT filesystem [ 655.572243][ T2890] FAT-fs (loop1): bogus number of reserved sectors [ 655.578854][ T2890] FAT-fs (loop1): Can't find a valid FAT filesystem [ 655.586486][ T2898] FAT-fs (loop5): bogus number of reserved sectors [ 655.593044][ T2898] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 655.602235][ T2898] FAT-fs (loop5): Can't find a valid FAT filesystem [ 655.653439][ T2898] loop5: detected capacity change from 0 to 5 [ 655.662781][ T2889] loop2: detected capacity change from 0 to 1 [ 655.665471][ T2898] FAT-fs (loop5): bogus number of reserved sectors [ 655.673471][ T2889] FAT-fs (loop2): bogus number of reserved sectors [ 655.675406][ T2898] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 655.682000][ T2889] FAT-fs (loop2): Can't find a valid FAT filesystem [ 655.691097][ T2898] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:26 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0xfffffffffffffffe, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:26 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x4233caaf, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:26 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x12000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:26 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:26 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3ac, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:26 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 656.040493][ T2945] loop2: detected capacity change from 0 to 1 [ 656.046249][ T2952] loop4: detected capacity change from 0 to 264192 [ 656.048070][ T2940] FAT-fs (loop1): bogus number of reserved sectors [ 656.059599][ T2940] FAT-fs (loop1): Can't find a valid FAT filesystem [ 656.065829][ T2952] FAT-fs (loop4): bogus number of reserved sectors [ 656.070826][ T2946] loop5: detected capacity change from 0 to 6 [ 656.072743][ T2952] FAT-fs (loop4): Can't find a valid FAT filesystem [ 656.084764][ T2953] loop3: detected capacity change from 0 to 264192 16:00:26 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x48000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 656.122581][ T2945] FAT-fs (loop2): bogus number of reserved sectors [ 656.129229][ T2945] FAT-fs (loop2): Can't find a valid FAT filesystem [ 656.142774][ T2946] FAT-fs (loop5): bogus number of reserved sectors [ 656.149306][ T2946] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 656.158532][ T2946] FAT-fs (loop5): Can't find a valid FAT filesystem [ 656.165361][ T2953] FAT-fs (loop3): bogus number of reserved sectors [ 656.171881][ T2953] FAT-fs (loop3): Can't find a valid FAT filesystem [ 656.204316][ T2940] FAT-fs (loop1): bogus number of reserved sectors [ 656.210966][ T2940] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:26 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x20000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 656.243330][ T2945] loop2: detected capacity change from 0 to 1 [ 656.250113][ T2945] FAT-fs (loop2): bogus number of reserved sectors [ 656.256687][ T2945] FAT-fs (loop2): Can't find a valid FAT filesystem [ 656.264586][ T2946] loop5: detected capacity change from 0 to 6 [ 656.275681][ T2975] loop4: detected capacity change from 0 to 264192 [ 656.281928][ T2988] loop3: detected capacity change from 0 to 264192 16:00:26 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 656.292541][ T2946] FAT-fs (loop5): bogus number of reserved sectors [ 656.299070][ T2946] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 656.308225][ T2946] FAT-fs (loop5): Can't find a valid FAT filesystem [ 656.331974][ T2995] FAT-fs (loop1): bogus number of reserved sectors 16:00:26 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:26 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3ad, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:26 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xd00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 656.335045][ T2988] FAT-fs (loop3): bogus number of reserved sectors [ 656.338608][ T2995] FAT-fs (loop1): Can't find a valid FAT filesystem [ 656.351760][ T2988] FAT-fs (loop3): Can't find a valid FAT filesystem [ 656.372373][ T2975] FAT-fs (loop4): bogus number of reserved sectors [ 656.378940][ T2975] FAT-fs (loop4): Can't find a valid FAT filesystem [ 656.444392][ T3007] loop5: detected capacity change from 0 to 6 [ 656.447749][ T2988] loop3: detected capacity change from 0 to 264192 [ 656.465560][ T3007] FAT-fs (loop5): bogus number of reserved sectors [ 656.472156][ T3007] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 656.481314][ T3007] FAT-fs (loop5): Can't find a valid FAT filesystem [ 656.490237][ T3013] FAT-fs (loop1): bogus number of reserved sectors [ 656.493917][ T2988] FAT-fs (loop3): bogus number of reserved sectors [ 656.496822][ T3013] FAT-fs (loop1): Can't find a valid FAT filesystem [ 656.503315][ T2988] FAT-fs (loop3): Can't find a valid FAT filesystem [ 656.547950][ T3021] loop2: detected capacity change from 0 to 1 [ 656.566031][ T2975] loop4: detected capacity change from 0 to 264192 [ 656.568939][ T3021] FAT-fs (loop2): bogus number of reserved sectors [ 656.579114][ T3021] FAT-fs (loop2): Can't find a valid FAT filesystem [ 656.605263][ T2975] FAT-fs (loop4): bogus number of reserved sectors [ 656.611951][ T2975] FAT-fs (loop4): Can't find a valid FAT filesystem [ 656.632151][ T3013] FAT-fs (loop1): bogus number of reserved sectors [ 656.633275][ T3007] loop5: detected capacity change from 0 to 6 [ 656.638686][ T3013] FAT-fs (loop1): Can't find a valid FAT filesystem [ 656.652045][ T3021] loop2: detected capacity change from 0 to 1 [ 656.663515][ T3021] FAT-fs (loop2): bogus number of reserved sectors [ 656.670053][ T3021] FAT-fs (loop2): Can't find a valid FAT filesystem [ 656.678987][ T3007] FAT-fs (loop5): bogus number of reserved sectors [ 656.685598][ T3007] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 656.694733][ T3007] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:27 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0xffffffffffffffff, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:27 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x20100000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:27 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x4c000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:27 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x11, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:27 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3ae, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:27 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 657.015256][ T3067] loop5: detected capacity change from 0 to 7 [ 657.031062][ T3064] FAT-fs (loop1): bogus number of reserved sectors [ 657.034935][ T3073] loop2: detected capacity change from 0 to 1 [ 657.037590][ T3064] FAT-fs (loop1): Can't find a valid FAT filesystem [ 657.046409][ T3074] loop3: detected capacity change from 0 to 264192 [ 657.054705][ T3079] loop4: detected capacity change from 0 to 264192 [ 657.074865][ T3067] FAT-fs (loop5): bogus number of reserved sectors [ 657.081439][ T3067] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 657.090551][ T3067] FAT-fs (loop5): Can't find a valid FAT filesystem [ 657.101886][ T3073] FAT-fs (loop2): bogus number of reserved sectors [ 657.108633][ T3073] FAT-fs (loop2): Can't find a valid FAT filesystem [ 657.116576][ T3074] FAT-fs (loop3): bogus number of reserved sectors [ 657.123239][ T3074] FAT-fs (loop3): Can't find a valid FAT filesystem [ 657.130293][ T3079] FAT-fs (loop4): bogus number of reserved sectors [ 657.136873][ T3079] FAT-fs (loop4): Can't find a valid FAT filesystem [ 657.155144][ T3064] FAT-fs (loop1): bogus number of reserved sectors [ 657.161694][ T3064] FAT-fs (loop1): Can't find a valid FAT filesystem [ 657.175624][ T3067] loop5: detected capacity change from 0 to 7 [ 657.175673][ T3073] loop2: detected capacity change from 0 to 1 [ 657.196206][ T3067] FAT-fs (loop5): bogus number of reserved sectors [ 657.197957][ T3073] FAT-fs (loop2): bogus number of reserved sectors [ 657.202774][ T3067] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 657.202790][ T3067] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:27 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x22000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:27 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe01, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:27 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x12, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 657.225127][ T3073] FAT-fs (loop2): Can't find a valid FAT filesystem [ 657.247236][ T3079] loop4: detected capacity change from 0 to 264192 [ 657.303029][ T3079] FAT-fs (loop4): bogus number of reserved sectors [ 657.303478][ T3116] loop3: detected capacity change from 0 to 264192 [ 657.309569][ T3079] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:27 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x402, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 657.348821][ T3119] loop5: detected capacity change from 0 to 7 [ 657.366089][ T3122] FAT-fs (loop1): bogus number of reserved sectors [ 657.372634][ T3122] FAT-fs (loop1): Can't find a valid FAT filesystem [ 657.394728][ T3130] loop2: detected capacity change from 0 to 2 [ 657.402416][ T3119] FAT-fs (loop5): bogus number of reserved sectors [ 657.409071][ T3119] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 657.418218][ T3119] FAT-fs (loop5): Can't find a valid FAT filesystem [ 657.425684][ T3130] FAT-fs (loop2): bogus number of reserved sectors [ 657.432382][ T3130] FAT-fs (loop2): Can't find a valid FAT filesystem [ 657.442882][ T3116] FAT-fs (loop3): bogus number of reserved sectors 16:00:27 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x60000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 657.449869][ T3116] FAT-fs (loop3): Can't find a valid FAT filesystem [ 657.464054][ T3122] FAT-fs (loop1): bogus number of reserved sectors [ 657.470592][ T3122] FAT-fs (loop1): Can't find a valid FAT filesystem [ 657.478031][ T3130] loop2: detected capacity change from 0 to 2 [ 657.485170][ T3119] loop5: detected capacity change from 0 to 7 16:00:27 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x13, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 657.494924][ T3130] FAT-fs (loop2): bogus number of reserved sectors [ 657.501484][ T3130] FAT-fs (loop2): Can't find a valid FAT filesystem [ 657.522938][ T3119] FAT-fs (loop5): bogus number of reserved sectors [ 657.529486][ T3119] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 657.538628][ T3119] FAT-fs (loop5): Can't find a valid FAT filesystem [ 657.578647][ T3116] loop3: detected capacity change from 0 to 264192 [ 657.600710][ T3116] FAT-fs (loop3): bogus number of reserved sectors [ 657.607311][ T3116] FAT-fs (loop3): Can't find a valid FAT filesystem [ 657.640671][ T3159] FAT-fs (loop1): bogus number of reserved sectors [ 657.647247][ T3159] FAT-fs (loop1): Can't find a valid FAT filesystem [ 657.650153][ T3161] loop4: detected capacity change from 0 to 264192 [ 657.682990][ T3159] FAT-fs (loop1): bogus number of reserved sectors [ 657.689527][ T3159] FAT-fs (loop1): Can't find a valid FAT filesystem [ 657.709068][ T3161] FAT-fs (loop4): bogus number of reserved sectors [ 657.715652][ T3161] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:28 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x2, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:28 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x406, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:28 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x25000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:28 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:28 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x68000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:28 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x22, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 658.003038][ T3191] loop4: detected capacity change from 0 to 264192 [ 658.009913][ T3192] loop2: detected capacity change from 0 to 2 [ 658.017304][ T3198] loop0: detected capacity change from 0 to 256 [ 658.023335][ T3193] loop5: detected capacity change from 0 to 7 [ 658.030529][ T3191] FAT-fs (loop4): bogus number of reserved sectors [ 658.037112][ T3191] FAT-fs (loop4): Can't find a valid FAT filesystem [ 658.044641][ T3201] loop3: detected capacity change from 0 to 264192 16:00:28 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x6c000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 658.049601][ T3199] FAT-fs (loop1): bogus number of reserved sectors [ 658.057669][ T3199] FAT-fs (loop1): Can't find a valid FAT filesystem [ 658.060154][ T3192] FAT-fs (loop2): bogus number of reserved sectors [ 658.068406][ T3201] FAT-fs (loop3): bogus number of reserved sectors [ 658.070799][ T3192] FAT-fs (loop2): Can't find a valid FAT filesystem [ 658.083963][ T3201] FAT-fs (loop3): Can't find a valid FAT filesystem [ 658.091833][ T3193] FAT-fs (loop5): bogus number of reserved sectors 16:00:28 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3f000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 658.098395][ T3193] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 658.107643][ T3193] FAT-fs (loop5): Can't find a valid FAT filesystem [ 658.126708][ T3192] loop2: detected capacity change from 0 to 2 [ 658.137506][ T3198] loop0: detected capacity change from 0 to 256 16:00:28 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x3, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:28 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x40000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 658.158769][ T3199] FAT-fs (loop1): bogus number of reserved sectors [ 658.165352][ T3199] FAT-fs (loop1): Can't find a valid FAT filesystem [ 658.167033][ T3192] FAT-fs (loop2): bogus number of reserved sectors [ 658.178511][ T3192] FAT-fs (loop2): Can't find a valid FAT filesystem [ 658.188895][ T3193] loop5: detected capacity change from 0 to 7 [ 658.201436][ T3217] loop4: detected capacity change from 0 to 264192 16:00:28 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x500, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 658.216309][ T3217] FAT-fs (loop4): bogus number of reserved sectors [ 658.222952][ T3217] FAT-fs (loop4): Can't find a valid FAT filesystem [ 658.232717][ T3193] FAT-fs (loop5): bogus number of reserved sectors [ 658.239242][ T3193] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 658.248395][ T3193] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:28 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x25, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:28 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x74000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 658.331761][ T3253] loop2: detected capacity change from 0 to 2 [ 658.331987][ T3252] loop0: detected capacity change from 0 to 256 [ 658.346175][ T3259] loop3: detected capacity change from 0 to 264192 [ 658.354537][ T3263] FAT-fs (loop1): bogus number of reserved sectors [ 658.361139][ T3263] FAT-fs (loop1): Can't find a valid FAT filesystem [ 658.375198][ T3266] loop4: detected capacity change from 0 to 264192 [ 658.382336][ T3253] FAT-fs (loop2): bogus number of reserved sectors [ 658.388861][ T3253] FAT-fs (loop2): Can't find a valid FAT filesystem [ 658.397490][ T3266] FAT-fs (loop4): bogus number of reserved sectors [ 658.404088][ T3266] FAT-fs (loop4): Can't find a valid FAT filesystem [ 658.409371][ T3259] FAT-fs (loop3): bogus number of reserved sectors [ 658.417306][ T3259] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:28 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x4, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:28 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x7a000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:28 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1020, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 658.433236][ T3263] FAT-fs (loop1): bogus number of reserved sectors [ 658.439786][ T3263] FAT-fs (loop1): Can't find a valid FAT filesystem [ 658.472673][ T3253] loop2: detected capacity change from 0 to 2 16:00:28 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x40000800, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:28 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x48, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 658.482156][ T3253] FAT-fs (loop2): bogus number of reserved sectors [ 658.488691][ T3253] FAT-fs (loop2): Can't find a valid FAT filesystem [ 658.523769][ T3294] loop0: detected capacity change from 0 to 256 [ 658.534741][ T3301] loop4: detected capacity change from 0 to 264192 [ 658.535748][ T3300] loop3: detected capacity change from 0 to 264192 [ 658.553646][ T3301] FAT-fs (loop4): bogus number of reserved sectors [ 658.558072][ T3307] loop5: detected capacity change from 0 to 8 [ 658.560178][ T3301] FAT-fs (loop4): Can't find a valid FAT filesystem [ 658.579911][ T3300] FAT-fs (loop3): bogus number of reserved sectors [ 658.586467][ T3300] FAT-fs (loop3): Can't find a valid FAT filesystem [ 658.601715][ T3294] loop0: detected capacity change from 0 to 256 [ 658.612249][ T3307] FAT-fs (loop5): bogus number of reserved sectors [ 658.618778][ T3307] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:28 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x600, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 658.627920][ T3307] FAT-fs (loop5): Can't find a valid FAT filesystem [ 658.629905][ T3308] FAT-fs (loop1): bogus number of reserved sectors [ 658.641054][ T3308] FAT-fs (loop1): Can't find a valid FAT filesystem [ 658.649327][ T3323] loop2: detected capacity change from 0 to 3 [ 658.669399][ T3323] FAT-fs (loop2): bogus number of reserved sectors 16:00:28 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x85030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:28 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x5, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 658.675976][ T3323] FAT-fs (loop2): Can't find a valid FAT filesystem [ 658.702474][ T3300] loop3: detected capacity change from 0 to 264192 [ 658.703535][ T3307] loop5: detected capacity change from 0 to 8 [ 658.716161][ T3308] FAT-fs (loop1): bogus number of reserved sectors [ 658.721234][ T3300] FAT-fs (loop3): bogus number of reserved sectors [ 658.722710][ T3308] FAT-fs (loop1): Can't find a valid FAT filesystem [ 658.729168][ T3300] FAT-fs (loop3): Can't find a valid FAT filesystem [ 658.744232][ T3346] loop0: detected capacity change from 0 to 256 16:00:28 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4233caaf, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:28 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x6, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 658.751822][ T3347] loop4: detected capacity change from 0 to 264192 [ 658.758893][ T3307] FAT-fs (loop5): bogus number of reserved sectors [ 658.765447][ T3307] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 658.774575][ T3307] FAT-fs (loop5): Can't find a valid FAT filesystem [ 658.783229][ T3347] FAT-fs (loop4): bogus number of reserved sectors [ 658.789815][ T3347] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:28 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x85ffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:29 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4c, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:29 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1100, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 658.817117][ T3323] loop2: detected capacity change from 0 to 3 [ 658.829617][ T3323] FAT-fs (loop2): bogus number of reserved sectors [ 658.836387][ T3323] FAT-fs (loop2): Can't find a valid FAT filesystem [ 658.877765][ T3365] loop3: detected capacity change from 0 to 264192 [ 658.902510][ T3377] loop4: detected capacity change from 0 to 264192 [ 658.912901][ T3365] FAT-fs (loop3): bogus number of reserved sectors [ 658.919573][ T3365] FAT-fs (loop3): Can't find a valid FAT filesystem [ 658.926807][ T3378] loop0: detected capacity change from 0 to 256 16:00:29 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x7, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:29 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x604, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 658.952062][ T3376] loop5: detected capacity change from 0 to 8 [ 658.955181][ T3377] FAT-fs (loop4): bogus number of reserved sectors [ 658.964764][ T3377] FAT-fs (loop4): Can't find a valid FAT filesystem [ 658.965917][ T3379] FAT-fs (loop1): bogus number of reserved sectors [ 658.977906][ T3379] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:29 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x48000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 659.026935][ T3376] FAT-fs (loop5): bogus number of reserved sectors [ 659.033482][ T3376] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 659.042625][ T3376] FAT-fs (loop5): Can't find a valid FAT filesystem [ 659.043435][ T3394] loop0: detected capacity change from 0 to 256 [ 659.069074][ T3400] loop3: detected capacity change from 0 to 264192 16:00:29 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x8, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 659.096090][ T3377] loop4: detected capacity change from 0 to 264192 [ 659.096124][ T3376] loop5: detected capacity change from 0 to 8 [ 659.108957][ T3379] FAT-fs (loop1): bogus number of reserved sectors [ 659.115504][ T3379] FAT-fs (loop1): Can't find a valid FAT filesystem [ 659.118801][ T3377] FAT-fs (loop4): bogus number of reserved sectors [ 659.128617][ T3377] FAT-fs (loop4): Can't find a valid FAT filesystem [ 659.130477][ T3376] FAT-fs (loop5): bogus number of reserved sectors 16:00:29 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4c000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 659.139422][ T3400] FAT-fs (loop3): bogus number of reserved sectors [ 659.141775][ T3376] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 659.141791][ T3376] FAT-fs (loop5): Can't find a valid FAT filesystem [ 659.148276][ T3400] FAT-fs (loop3): Can't find a valid FAT filesystem [ 659.153697][ T3423] loop2: detected capacity change from 0 to 3 [ 659.189432][ T3427] loop0: detected capacity change from 0 to 256 16:00:29 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x60, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 659.209624][ T3423] FAT-fs (loop2): bogus number of reserved sectors [ 659.216181][ T3423] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:29 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x8cffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:29 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1200, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:29 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x9, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 659.259311][ T3423] loop2: detected capacity change from 0 to 3 [ 659.266271][ T3427] loop0: detected capacity change from 0 to 256 [ 659.276699][ T3423] FAT-fs (loop2): bogus number of reserved sectors [ 659.283440][ T3423] FAT-fs (loop2): Can't find a valid FAT filesystem [ 659.295746][ T3448] FAT-fs (loop1): bogus number of reserved sectors [ 659.302293][ T3448] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:29 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x700, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 659.331173][ T3454] loop3: detected capacity change from 0 to 264192 [ 659.340250][ T3454] FAT-fs (loop3): bogus number of reserved sectors [ 659.346813][ T3454] FAT-fs (loop3): Can't find a valid FAT filesystem [ 659.354583][ T3448] FAT-fs (loop1): bogus number of reserved sectors [ 659.361133][ T3448] FAT-fs (loop1): Can't find a valid FAT filesystem [ 659.373470][ T3467] loop5: detected capacity change from 0 to 9 [ 659.384807][ T3467] FAT-fs (loop5): bogus number of reserved sectors [ 659.390822][ T3470] loop0: detected capacity change from 0 to 256 [ 659.391393][ T3467] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 659.407437][ T3467] FAT-fs (loop5): Can't find a valid FAT filesystem [ 659.413828][ T3478] loop2: detected capacity change from 0 to 3 [ 659.415519][ T3475] loop4: detected capacity change from 0 to 264192 [ 659.423614][ T3478] FAT-fs (loop2): bogus number of reserved sectors 16:00:29 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x60000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 659.433194][ T3478] FAT-fs (loop2): Can't find a valid FAT filesystem [ 659.439903][ T3475] FAT-fs (loop4): bogus number of reserved sectors [ 659.446848][ T3475] FAT-fs (loop4): Can't find a valid FAT filesystem [ 659.454387][ T3470] loop0: detected capacity change from 0 to 256 16:00:29 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x97ffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:29 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x68, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 659.485891][ T3467] loop5: detected capacity change from 0 to 9 [ 659.496192][ T3496] loop3: detected capacity change from 0 to 264192 [ 659.506911][ T3496] FAT-fs (loop3): bogus number of reserved sectors [ 659.513510][ T3496] FAT-fs (loop3): Can't find a valid FAT filesystem [ 659.526966][ T3467] FAT-fs (loop5): bogus number of reserved sectors [ 659.533801][ T3467] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 659.539497][ T3478] loop2: detected capacity change from 0 to 3 [ 659.543050][ T3467] FAT-fs (loop5): Can't find a valid FAT filesystem [ 659.570988][ T3478] FAT-fs (loop2): bogus number of reserved sectors [ 659.577521][ T3478] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:29 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xa, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:29 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x68000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 659.584972][ T3511] loop4: detected capacity change from 0 to 264192 [ 659.596670][ T3514] FAT-fs (loop1): bogus number of reserved sectors [ 659.603238][ T3514] FAT-fs (loop1): Can't find a valid FAT filesystem [ 659.612331][ T3519] loop0: detected capacity change from 0 to 256 [ 659.613814][ T3511] FAT-fs (loop4): bogus number of reserved sectors [ 659.625139][ T3511] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:29 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x900, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 659.648254][ T3527] loop3: detected capacity change from 0 to 264192 [ 659.655391][ T3514] FAT-fs (loop1): bogus number of reserved sectors [ 659.661968][ T3514] FAT-fs (loop1): Can't find a valid FAT filesystem [ 659.673421][ T3527] FAT-fs (loop3): bogus number of reserved sectors [ 659.680063][ T3527] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:29 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xb, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:29 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6c, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 659.703137][ T3511] loop4: detected capacity change from 0 to 264192 [ 659.720879][ T3511] FAT-fs (loop4): bogus number of reserved sectors [ 659.727407][ T3511] FAT-fs (loop4): Can't find a valid FAT filesystem [ 659.745444][ T3551] loop0: detected capacity change from 0 to 256 16:00:29 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1300, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 659.756057][ T3549] loop2: detected capacity change from 0 to 4 [ 659.768677][ T3550] FAT-fs (loop1): bogus number of reserved sectors [ 659.768651][ T3549] FAT-fs (loop2): bogus number of reserved sectors [ 659.775437][ T3550] FAT-fs (loop1): Can't find a valid FAT filesystem [ 659.781917][ T3549] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:29 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:29 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xac030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 659.815096][ T3551] loop0: detected capacity change from 0 to 256 [ 659.841457][ T3550] FAT-fs (loop1): bogus number of reserved sectors [ 659.845040][ T3527] loop3: detected capacity change from 0 to 264192 [ 659.847981][ T3550] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:30 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x74, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:30 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xc, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 659.882487][ T3584] loop2: detected capacity change from 0 to 5 [ 659.896364][ T3582] loop4: detected capacity change from 0 to 264192 [ 659.913428][ T3527] FAT-fs (loop3): bogus number of reserved sectors [ 659.916418][ T3589] loop5: detected capacity change from 0 to 9 [ 659.919969][ T3527] FAT-fs (loop3): Can't find a valid FAT filesystem [ 659.940454][ T3584] FAT-fs (loop2): bogus number of reserved sectors [ 659.944546][ T3582] FAT-fs (loop4): bogus number of reserved sectors [ 659.947141][ T3584] FAT-fs (loop2): Can't find a valid FAT filesystem [ 659.960236][ T3582] FAT-fs (loop4): Can't find a valid FAT filesystem [ 659.973588][ T3598] FAT-fs (loop1): bogus number of reserved sectors [ 659.980114][ T3598] FAT-fs (loop1): Can't find a valid FAT filesystem [ 659.991106][ T3589] FAT-fs (loop5): bogus number of reserved sectors [ 659.997643][ T3589] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 660.006897][ T3589] FAT-fs (loop5): Can't find a valid FAT filesystem [ 660.015309][ T3584] loop2: detected capacity change from 0 to 5 [ 660.018730][ T3600] loop0: detected capacity change from 0 to 256 [ 660.032596][ T3584] FAT-fs (loop2): bogus number of reserved sectors 16:00:30 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xd, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:30 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6c000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 660.039136][ T3584] FAT-fs (loop2): Can't find a valid FAT filesystem [ 660.085121][ T3582] loop4: detected capacity change from 0 to 264192 [ 660.092536][ T3589] loop5: detected capacity change from 0 to 9 [ 660.103943][ T3598] FAT-fs (loop1): bogus number of reserved sectors [ 660.110495][ T3598] FAT-fs (loop1): Can't find a valid FAT filesystem [ 660.121002][ T3589] FAT-fs (loop5): bogus number of reserved sectors 16:00:30 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:30 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xad030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 660.127538][ T3589] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 660.136699][ T3589] FAT-fs (loop5): Can't find a valid FAT filesystem [ 660.137302][ T3582] FAT-fs (loop4): bogus number of reserved sectors [ 660.147905][ T3632] loop0: detected capacity change from 0 to 256 [ 660.149917][ T3582] FAT-fs (loop4): Can't find a valid FAT filesystem [ 660.174883][ T3638] loop2: detected capacity change from 0 to 5 16:00:30 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7a, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:30 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x74000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:30 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 660.202435][ T3638] FAT-fs (loop2): bogus number of reserved sectors [ 660.208965][ T3638] FAT-fs (loop2): Can't find a valid FAT filesystem [ 660.221336][ T3632] loop0: detected capacity change from 0 to 256 16:00:30 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 660.253257][ T3655] FAT-fs (loop1): bogus number of reserved sectors [ 660.259844][ T3655] FAT-fs (loop1): Can't find a valid FAT filesystem [ 660.280473][ T3651] loop4: detected capacity change from 0 to 264192 [ 660.284750][ T3660] loop3: detected capacity change from 0 to 264192 [ 660.298574][ T3638] loop2: detected capacity change from 0 to 5 [ 660.307015][ T3655] FAT-fs (loop1): bogus number of reserved sectors [ 660.313556][ T3655] FAT-fs (loop1): Can't find a valid FAT filesystem [ 660.323825][ T3651] FAT-fs (loop4): bogus number of reserved sectors [ 660.330364][ T3651] FAT-fs (loop4): Can't find a valid FAT filesystem [ 660.335750][ T3677] loop5: detected capacity change from 0 to 16 [ 660.339611][ T3638] FAT-fs (loop2): bogus number of reserved sectors [ 660.349750][ T3638] FAT-fs (loop2): Can't find a valid FAT filesystem [ 660.363721][ T3681] loop0: detected capacity change from 0 to 256 [ 660.370178][ T3660] FAT-fs (loop3): bogus number of reserved sectors [ 660.376813][ T3660] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:30 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 660.407750][ T3681] loop0: detected capacity change from 0 to 256 [ 660.414195][ T3651] loop4: detected capacity change from 0 to 264192 [ 660.429320][ T3677] FAT-fs (loop5): bogus number of reserved sectors [ 660.435354][ T3651] FAT-fs (loop4): bogus number of reserved sectors [ 660.435901][ T3677] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 660.442422][ T3651] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:30 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe4, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:30 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7a000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 660.451527][ T3677] FAT-fs (loop5): Can't find a valid FAT filesystem [ 660.481840][ T3699] loop2: detected capacity change from 0 to 6 16:00:30 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x10, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 660.510219][ T3704] FAT-fs (loop1): bogus number of reserved sectors [ 660.516781][ T3704] FAT-fs (loop1): Can't find a valid FAT filesystem [ 660.539180][ T3699] FAT-fs (loop2): bogus number of reserved sectors [ 660.546737][ T3699] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:30 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xae030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 660.563108][ T3718] loop0: detected capacity change from 0 to 256 [ 660.575032][ T3717] loop3: detected capacity change from 0 to 264192 [ 660.588842][ T3677] loop5: detected capacity change from 0 to 16 [ 660.600043][ T3704] FAT-fs (loop1): bogus number of reserved sectors [ 660.601099][ T3699] loop2: detected capacity change from 0 to 6 16:00:30 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2010, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:30 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xeb, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:30 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x11, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 660.606607][ T3704] FAT-fs (loop1): Can't find a valid FAT filesystem [ 660.620795][ T3677] FAT-fs (loop5): bogus number of reserved sectors [ 660.627321][ T3677] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 660.636571][ T3677] FAT-fs (loop5): Can't find a valid FAT filesystem [ 660.643942][ T3717] FAT-fs (loop3): bogus number of reserved sectors [ 660.650679][ T3717] FAT-fs (loop3): Can't find a valid FAT filesystem [ 660.691455][ T3699] FAT-fs (loop2): bogus number of reserved sectors [ 660.697997][ T3699] FAT-fs (loop2): Can't find a valid FAT filesystem [ 660.698716][ T3745] loop4: detected capacity change from 0 to 264192 [ 660.721851][ T3749] loop5: detected capacity change from 0 to 16 [ 660.726742][ T3755] FAT-fs (loop1): bogus number of reserved sectors [ 660.734653][ T3755] FAT-fs (loop1): Can't find a valid FAT filesystem [ 660.749198][ T3745] FAT-fs (loop4): bogus number of reserved sectors [ 660.755777][ T3745] FAT-fs (loop4): Can't find a valid FAT filesystem [ 660.759347][ T3751] loop0: detected capacity change from 0 to 256 [ 660.786136][ T3717] loop3: detected capacity change from 0 to 264192 16:00:30 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xec, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:30 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xaf030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 660.796341][ T3749] FAT-fs (loop5): bogus number of reserved sectors [ 660.802908][ T3749] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 660.812148][ T3749] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:30 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x22, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:31 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xd00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 660.863178][ T3717] FAT-fs (loop3): bogus number of reserved sectors [ 660.869807][ T3717] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:31 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x85030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 660.906350][ T3776] loop4: detected capacity change from 0 to 264192 [ 660.923744][ T3775] FAT-fs (loop1): bogus number of reserved sectors [ 660.930285][ T3775] FAT-fs (loop1): Can't find a valid FAT filesystem [ 660.935719][ T3776] FAT-fs (loop4): bogus number of reserved sectors [ 660.943518][ T3776] FAT-fs (loop4): Can't find a valid FAT filesystem [ 660.948283][ T3780] loop0: detected capacity change from 0 to 256 [ 660.961348][ T3749] loop5: detected capacity change from 0 to 16 [ 660.972768][ T3792] loop2: detected capacity change from 0 to 6 [ 660.973501][ T3749] FAT-fs (loop5): bogus number of reserved sectors [ 660.985373][ T3792] FAT-fs (loop2): bogus number of reserved sectors [ 660.985385][ T3749] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 660.991932][ T3792] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:31 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2200, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 661.001101][ T3749] FAT-fs (loop5): Can't find a valid FAT filesystem [ 661.036000][ T3780] loop0: detected capacity change from 0 to 256 [ 661.038768][ T3805] loop3: detected capacity change from 0 to 264192 [ 661.043213][ T3775] FAT-fs (loop1): bogus number of reserved sectors [ 661.052581][ T3805] FAT-fs (loop3): bogus number of reserved sectors [ 661.055309][ T3775] FAT-fs (loop1): Can't find a valid FAT filesystem [ 661.068434][ T3805] FAT-fs (loop3): Can't find a valid FAT filesystem [ 661.079792][ T3776] loop4: detected capacity change from 0 to 264192 16:00:31 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf3, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 661.097951][ T3792] loop2: detected capacity change from 0 to 6 [ 661.100377][ T3821] loop5: detected capacity change from 0 to 17 [ 661.122346][ T3776] FAT-fs (loop4): bogus number of reserved sectors [ 661.125920][ T3792] FAT-fs (loop2): bogus number of reserved sectors [ 661.128955][ T3776] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:31 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xafca3342, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 661.142096][ T3792] FAT-fs (loop2): Can't find a valid FAT filesystem [ 661.150037][ T3821] FAT-fs (loop5): bogus number of reserved sectors [ 661.156618][ T3821] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 661.165825][ T3821] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:31 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfe, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 661.202155][ T3805] loop3: detected capacity change from 0 to 264192 [ 661.208544][ T3838] loop4: detected capacity change from 0 to 264192 [ 661.223065][ T3840] loop0: detected capacity change from 0 to 256 [ 661.239482][ T3805] FAT-fs (loop3): bogus number of reserved sectors [ 661.246073][ T3805] FAT-fs (loop3): Can't find a valid FAT filesystem [ 661.258725][ T3838] FAT-fs (loop4): bogus number of reserved sectors [ 661.265375][ T3838] FAT-fs (loop4): Can't find a valid FAT filesystem [ 661.297205][ T3846] FAT-fs (loop1): bogus number of reserved sectors 16:00:31 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf7, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:31 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 661.303757][ T3846] FAT-fs (loop1): Can't find a valid FAT filesystem [ 661.334245][ T3821] loop5: detected capacity change from 0 to 17 [ 661.345054][ T3821] FAT-fs (loop5): bogus number of reserved sectors [ 661.351607][ T3821] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 661.360839][ T3821] FAT-fs (loop5): Can't find a valid FAT filesystem [ 661.371198][ T3838] loop4: detected capacity change from 0 to 264192 16:00:31 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x85ffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 661.379014][ T3846] FAT-fs (loop1): bogus number of reserved sectors [ 661.383735][ T3838] FAT-fs (loop4): bogus number of reserved sectors [ 661.385593][ T3846] FAT-fs (loop1): Can't find a valid FAT filesystem [ 661.392069][ T3838] FAT-fs (loop4): Can't find a valid FAT filesystem [ 661.420282][ T3864] loop0: detected capacity change from 0 to 256 16:00:31 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb0030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:31 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10e, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:31 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2500, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 661.434193][ T3876] loop2: detected capacity change from 0 to 7 [ 661.439541][ T3879] loop3: detected capacity change from 0 to 264192 [ 661.447275][ T3876] FAT-fs (loop2): bogus number of reserved sectors [ 661.453840][ T3876] FAT-fs (loop2): Can't find a valid FAT filesystem [ 661.485869][ T3864] loop0: detected capacity change from 0 to 256 [ 661.507351][ T3879] FAT-fs (loop3): bogus number of reserved sectors [ 661.513976][ T3879] FAT-fs (loop3): Can't find a valid FAT filesystem [ 661.519852][ T3898] FAT-fs (loop1): bogus number of reserved sectors [ 661.527587][ T3898] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:31 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfa, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 661.534687][ T3899] loop5: detected capacity change from 0 to 18 [ 661.553420][ T3876] loop2: detected capacity change from 0 to 7 [ 661.570965][ T3876] FAT-fs (loop2): bogus number of reserved sectors [ 661.577567][ T3876] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:31 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8cffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 661.602327][ T3899] FAT-fs (loop5): bogus number of reserved sectors [ 661.608871][ T3899] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 661.618011][ T3899] FAT-fs (loop5): Can't find a valid FAT filesystem [ 661.634505][ T3904] loop4: detected capacity change from 0 to 264192 [ 661.643330][ T3913] loop0: detected capacity change from 0 to 256 16:00:31 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb1030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:31 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfe, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 661.679472][ T3904] FAT-fs (loop4): bogus number of reserved sectors [ 661.686049][ T3904] FAT-fs (loop4): Can't find a valid FAT filesystem [ 661.713818][ T3898] FAT-fs (loop1): bogus number of reserved sectors [ 661.720416][ T3898] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:31 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe01, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:31 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb2030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 661.727517][ T3922] loop3: detected capacity change from 0 to 264192 [ 661.743222][ T3899] loop5: detected capacity change from 0 to 18 [ 661.750174][ T3922] FAT-fs (loop3): bogus number of reserved sectors [ 661.756741][ T3922] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:31 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x204, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 661.774308][ T3937] loop0: detected capacity change from 0 to 256 [ 661.787320][ T3945] loop2: detected capacity change from 0 to 7 [ 661.799595][ T3899] FAT-fs (loop5): bogus number of reserved sectors [ 661.806182][ T3899] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 661.812995][ T3952] loop1: detected capacity change from 0 to 1 [ 661.815315][ T3899] FAT-fs (loop5): Can't find a valid FAT filesystem [ 661.825222][ T3952] FAT-fs (loop1): bogus number of reserved sectors [ 661.834546][ T3952] FAT-fs (loop1): Can't find a valid FAT filesystem [ 661.846745][ T3945] FAT-fs (loop2): bogus number of reserved sectors [ 661.853303][ T3945] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:32 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2694, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 661.880321][ T3922] loop3: detected capacity change from 0 to 264192 [ 661.882090][ T3937] loop0: detected capacity change from 0 to 256 [ 661.895930][ T3970] loop4: detected capacity change from 0 to 264192 [ 661.900679][ T3922] FAT-fs (loop3): bogus number of reserved sectors [ 661.908948][ T3922] FAT-fs (loop3): Can't find a valid FAT filesystem [ 661.915819][ T3952] loop1: detected capacity change from 0 to 1 16:00:32 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:32 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x94260000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 661.925770][ T3970] FAT-fs (loop4): bogus number of reserved sectors [ 661.932366][ T3970] FAT-fs (loop4): Can't find a valid FAT filesystem [ 661.952726][ T3952] FAT-fs (loop1): bogus number of reserved sectors [ 661.959266][ T3952] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:32 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x10e, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 662.007969][ T3986] loop5: detected capacity change from 0 to 19 [ 662.027157][ T3989] loop2: detected capacity change from 0 to 7 16:00:32 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x300, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 662.053042][ T3995] loop3: detected capacity change from 0 to 264192 [ 662.075489][ T4003] loop0: detected capacity change from 0 to 256 [ 662.082144][ T3970] loop4: detected capacity change from 0 to 264192 [ 662.087566][ T3989] FAT-fs (loop2): bogus number of reserved sectors [ 662.095274][ T3989] FAT-fs (loop2): Can't find a valid FAT filesystem [ 662.105998][ T3986] FAT-fs (loop5): bogus number of reserved sectors [ 662.112634][ T3986] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 662.121813][ T3986] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:32 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x204, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 662.157169][ T3970] FAT-fs (loop4): bogus number of reserved sectors [ 662.163727][ T3970] FAT-fs (loop4): Can't find a valid FAT filesystem [ 662.166102][ T4012] loop1: detected capacity change from 0 to 1 [ 662.180201][ T3995] FAT-fs (loop3): bogus number of reserved sectors [ 662.186769][ T3995] FAT-fs (loop3): Can't find a valid FAT filesystem [ 662.204969][ T4012] FAT-fs (loop1): bogus number of reserved sectors [ 662.211532][ T4012] FAT-fs (loop1): Can't find a valid FAT filesystem [ 662.224524][ T3986] loop5: detected capacity change from 0 to 19 [ 662.228352][ T4016] loop0: detected capacity change from 0 to 256 [ 662.234551][ T3989] loop2: detected capacity change from 0 to 7 [ 662.245501][ T3986] FAT-fs (loop5): bogus number of reserved sectors 16:00:32 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb3030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:32 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x97ffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:32 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x385, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 662.252145][ T3986] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 662.261454][ T3986] FAT-fs (loop5): Can't find a valid FAT filesystem [ 662.275465][ T3989] FAT-fs (loop2): bogus number of reserved sectors [ 662.282163][ T3989] FAT-fs (loop2): Can't find a valid FAT filesystem [ 662.291257][ T4016] loop0: detected capacity change from 0 to 256 16:00:32 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x300, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:32 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1020, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:32 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2695, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 662.361327][ T4037] loop4: detected capacity change from 0 to 264192 [ 662.391031][ T4055] loop3: detected capacity change from 0 to 264192 [ 662.400261][ T4037] FAT-fs (loop4): bogus number of reserved sectors [ 662.406813][ T4037] FAT-fs (loop4): Can't find a valid FAT filesystem [ 662.411401][ T4059] loop0: detected capacity change from 0 to 256 [ 662.422158][ T4055] FAT-fs (loop3): bogus number of reserved sectors [ 662.423160][ T4058] loop2: detected capacity change from 0 to 8 [ 662.428706][ T4055] FAT-fs (loop3): Can't find a valid FAT filesystem [ 662.435653][ T4062] loop1: detected capacity change from 0 to 1 16:00:32 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xae030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 662.464008][ T4070] loop5: detected capacity change from 0 to 19 [ 662.478046][ T4058] FAT-fs (loop2): bogus number of reserved sectors [ 662.484633][ T4058] FAT-fs (loop2): Can't find a valid FAT filesystem [ 662.496921][ T4070] FAT-fs (loop5): bogus number of reserved sectors [ 662.503485][ T4070] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 662.506972][ T4062] FAT-fs (loop1): bogus number of reserved sectors [ 662.512612][ T4070] FAT-fs (loop5): Can't find a valid FAT filesystem [ 662.519135][ T4062] FAT-fs (loop1): Can't find a valid FAT filesystem [ 662.537113][ T4037] loop4: detected capacity change from 0 to 264192 [ 662.546680][ T4059] loop0: detected capacity change from 0 to 256 [ 662.553691][ T4037] FAT-fs (loop4): bogus number of reserved sectors 16:00:32 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb4030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 662.554394][ T4077] loop3: detected capacity change from 0 to 264192 [ 662.560286][ T4037] FAT-fs (loop4): Can't find a valid FAT filesystem [ 662.579251][ T4058] loop2: detected capacity change from 0 to 8 [ 662.592640][ T4058] FAT-fs (loop2): bogus number of reserved sectors [ 662.597420][ T4070] loop5: detected capacity change from 0 to 19 [ 662.599282][ T4058] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:32 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1100, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 662.607958][ T4070] FAT-fs (loop5): bogus number of reserved sectors [ 662.612353][ T4062] loop1: detected capacity change from 0 to 1 [ 662.618592][ T4070] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 662.633834][ T4070] FAT-fs (loop5): Can't find a valid FAT filesystem [ 662.648196][ T4062] FAT-fs (loop1): bogus number of reserved sectors [ 662.654756][ T4062] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:32 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb5030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:32 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x386, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:32 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x402, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:32 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x26da, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 662.721529][ T4077] FAT-fs (loop3): bogus number of reserved sectors [ 662.728102][ T4077] FAT-fs (loop3): Can't find a valid FAT filesystem [ 662.748145][ T4117] loop4: detected capacity change from 0 to 264192 [ 662.756691][ T4118] loop2: detected capacity change from 0 to 8 [ 662.774813][ T4130] loop1: detected capacity change from 0 to 1 [ 662.787323][ T4130] FAT-fs (loop1): bogus number of reserved sectors [ 662.793922][ T4130] FAT-fs (loop1): Can't find a valid FAT filesystem [ 662.803170][ T4127] loop5: detected capacity change from 0 to 19 [ 662.806296][ T4128] loop0: detected capacity change from 0 to 256 [ 662.815172][ T4118] FAT-fs (loop2): bogus number of reserved sectors [ 662.822226][ T4118] FAT-fs (loop2): Can't find a valid FAT filesystem [ 662.827365][ T4117] FAT-fs (loop4): bogus number of reserved sectors [ 662.835437][ T4117] FAT-fs (loop4): Can't find a valid FAT filesystem [ 662.837975][ T4127] FAT-fs (loop5): bogus number of reserved sectors [ 662.848587][ T4127] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 662.857739][ T4127] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:33 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xaf030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 662.870587][ T4077] loop3: detected capacity change from 0 to 264192 [ 662.878698][ T4077] FAT-fs (loop3): bogus number of reserved sectors [ 662.885336][ T4077] FAT-fs (loop3): Can't find a valid FAT filesystem [ 662.897667][ T4130] loop1: detected capacity change from 0 to 1 [ 662.920301][ T4130] FAT-fs (loop1): bogus number of reserved sectors [ 662.926879][ T4130] FAT-fs (loop1): Can't find a valid FAT filesystem [ 662.940698][ T4118] loop2: detected capacity change from 0 to 8 [ 662.943137][ T4117] loop4: detected capacity change from 0 to 264192 [ 662.949959][ T4128] loop0: detected capacity change from 0 to 256 [ 662.961304][ T4148] loop3: detected capacity change from 0 to 264192 16:00:33 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x387, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 662.970117][ T4117] FAT-fs (loop4): bogus number of reserved sectors [ 662.973416][ T4127] loop5: detected capacity change from 0 to 19 [ 662.976696][ T4117] FAT-fs (loop4): Can't find a valid FAT filesystem [ 662.983024][ T4118] FAT-fs (loop2): bogus number of reserved sectors [ 662.996130][ T4118] FAT-fs (loop2): Can't find a valid FAT filesystem [ 663.011308][ T4148] FAT-fs (loop3): bogus number of reserved sectors [ 663.017873][ T4148] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:33 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x406, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:33 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb6030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 663.043393][ T4127] FAT-fs (loop5): bogus number of reserved sectors [ 663.049936][ T4127] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 663.059076][ T4127] FAT-fs (loop5): Can't find a valid FAT filesystem [ 663.066436][ T4174] loop1: detected capacity change from 0 to 1 [ 663.077477][ T4174] FAT-fs (loop1): bogus number of reserved sectors [ 663.084042][ T4174] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:33 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1200, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:33 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3f00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 663.097655][ T4148] loop3: detected capacity change from 0 to 264192 [ 663.130988][ T4192] loop0: detected capacity change from 0 to 256 [ 663.133555][ T4174] loop1: detected capacity change from 0 to 1 [ 663.137647][ T4193] loop4: detected capacity change from 0 to 264192 [ 663.148060][ T4148] FAT-fs (loop3): bogus number of reserved sectors [ 663.156485][ T4148] FAT-fs (loop3): Can't find a valid FAT filesystem [ 663.165874][ T4193] FAT-fs (loop4): bogus number of reserved sectors [ 663.172452][ T4193] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:33 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xafca3342, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:33 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x500, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:33 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x388, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:33 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb0030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 663.193967][ T4174] FAT-fs (loop1): bogus number of reserved sectors [ 663.197325][ T4205] loop5: detected capacity change from 0 to 31 [ 663.200526][ T4174] FAT-fs (loop1): Can't find a valid FAT filesystem [ 663.232841][ T4193] loop4: detected capacity change from 0 to 264192 [ 663.242119][ T4206] loop2: detected capacity change from 0 to 9 [ 663.280227][ T4206] FAT-fs (loop2): bogus number of reserved sectors [ 663.286789][ T4206] FAT-fs (loop2): Can't find a valid FAT filesystem [ 663.291768][ T4230] loop0: detected capacity change from 0 to 256 [ 663.308920][ T4193] FAT-fs (loop4): bogus number of reserved sectors [ 663.310280][ T4231] loop1: detected capacity change from 0 to 1 [ 663.315505][ T4193] FAT-fs (loop4): Can't find a valid FAT filesystem [ 663.322100][ T4233] loop3: detected capacity change from 0 to 264192 16:00:33 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x600, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 663.373600][ T4205] FAT-fs (loop5): bogus number of reserved sectors [ 663.380165][ T4205] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 663.380357][ T4231] FAT-fs (loop1): bogus number of reserved sectors [ 663.389424][ T4205] FAT-fs (loop5): Can't find a valid FAT filesystem [ 663.396028][ T4231] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:33 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:33 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb7030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 663.438257][ T4233] FAT-fs (loop3): bogus number of reserved sectors [ 663.444868][ T4233] FAT-fs (loop3): Can't find a valid FAT filesystem [ 663.464609][ T4245] loop0: detected capacity change from 0 to 256 [ 663.522712][ T4257] loop2: detected capacity change from 0 to 16 [ 663.528558][ T4231] loop1: detected capacity change from 0 to 1 [ 663.533309][ T4205] loop5: detected capacity change from 0 to 31 [ 663.539286][ T4233] loop3: detected capacity change from 0 to 264192 [ 663.544561][ T4205] FAT-fs (loop5): bogus number of reserved sectors [ 663.554479][ T4205] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 663.563753][ T4205] FAT-fs (loop5): Can't find a valid FAT filesystem [ 663.565086][ T4268] loop4: detected capacity change from 0 to 264192 [ 663.577901][ T4231] FAT-fs (loop1): bogus number of reserved sectors [ 663.584438][ T4231] FAT-fs (loop1): Can't find a valid FAT filesystem [ 663.594032][ T4233] FAT-fs (loop3): bogus number of reserved sectors [ 663.600591][ T4233] FAT-fs (loop3): Can't find a valid FAT filesystem [ 663.611477][ T4245] loop0: detected capacity change from 0 to 256 [ 663.625306][ T4257] FAT-fs (loop2): bogus number of reserved sectors [ 663.631854][ T4257] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:33 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb1030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:33 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x604, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:33 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3b2, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:33 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xc0ed0000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 663.668334][ T4268] FAT-fs (loop4): bogus number of reserved sectors [ 663.674969][ T4268] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:33 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:33 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2010, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:33 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x700, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 663.725785][ T4257] loop2: detected capacity change from 0 to 16 [ 663.726681][ T4287] loop0: detected capacity change from 0 to 256 [ 663.732753][ T4257] FAT-fs (loop2): bogus number of reserved sectors [ 663.744905][ T4257] FAT-fs (loop2): Can't find a valid FAT filesystem [ 663.760859][ T4284] loop3: detected capacity change from 0 to 264192 [ 663.799646][ T4301] loop4: detected capacity change from 0 to 264192 [ 663.805119][ T4284] FAT-fs (loop3): bogus number of reserved sectors [ 663.810317][ T4301] FAT-fs (loop4): bogus number of reserved sectors [ 663.812674][ T4284] FAT-fs (loop3): Can't find a valid FAT filesystem [ 663.820046][ T4301] FAT-fs (loop4): Can't find a valid FAT filesystem [ 663.854650][ T4319] loop1: detected capacity change from 0 to 1 [ 663.863057][ T4322] loop0: detected capacity change from 0 to 256 [ 663.865965][ T4321] loop5: detected capacity change from 0 to 32 [ 663.876132][ T4319] FAT-fs (loop1): bogus number of reserved sectors [ 663.882706][ T4319] FAT-fs (loop1): Can't find a valid FAT filesystem [ 663.885420][ T4327] loop2: detected capacity change from 0 to 16 [ 663.895116][ T4321] FAT-fs (loop5): bogus number of reserved sectors 16:00:34 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x900, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 663.902017][ T4321] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 663.911302][ T4321] FAT-fs (loop5): Can't find a valid FAT filesystem [ 663.924844][ T4327] FAT-fs (loop2): bogus number of reserved sectors [ 663.931752][ T4327] FAT-fs (loop2): Can't find a valid FAT filesystem [ 663.947241][ T4319] loop1: detected capacity change from 0 to 1 [ 663.961572][ T4327] loop2: detected capacity change from 0 to 16 [ 663.962965][ T4284] loop3: detected capacity change from 0 to 264192 [ 663.975047][ T4301] loop4: detected capacity change from 0 to 264192 [ 663.977008][ T4327] FAT-fs (loop2): bogus number of reserved sectors [ 663.988202][ T4327] FAT-fs (loop2): Can't find a valid FAT filesystem [ 664.000281][ T4350] loop0: detected capacity change from 0 to 256 [ 664.003284][ T4319] FAT-fs (loop1): bogus number of reserved sectors [ 664.013178][ T4319] FAT-fs (loop1): Can't find a valid FAT filesystem [ 664.019986][ T4301] FAT-fs (loop4): bogus number of reserved sectors [ 664.024419][ T4321] loop5: detected capacity change from 0 to 32 [ 664.026554][ T4301] FAT-fs (loop4): Can't find a valid FAT filesystem [ 664.039255][ T4284] FAT-fs (loop3): bogus number of reserved sectors [ 664.045809][ T4284] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:34 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xda260000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:34 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3b3, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:34 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2200, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:34 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xa00, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 664.070891][ T4321] FAT-fs (loop5): bogus number of reserved sectors [ 664.077461][ T4321] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 664.086677][ T4321] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:34 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb2030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:34 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4800, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 664.147075][ T4371] loop0: detected capacity change from 0 to 256 [ 664.186327][ T4382] loop5: detected capacity change from 0 to 36 [ 664.207271][ T4371] loop0: detected capacity change from 0 to 256 [ 664.207739][ T4386] loop3: detected capacity change from 0 to 264192 [ 664.223198][ T4387] loop4: detected capacity change from 0 to 264192 [ 664.229873][ T4382] FAT-fs (loop5): bogus number of reserved sectors [ 664.236261][ T4401] loop2: detected capacity change from 0 to 17 [ 664.236608][ T4382] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 664.248951][ T4401] FAT-fs (loop2): bogus number of reserved sectors [ 664.251844][ T4382] FAT-fs (loop5): Can't find a valid FAT filesystem [ 664.264872][ T4399] loop1: detected capacity change from 0 to 1 [ 664.265164][ T4401] FAT-fs (loop2): Can't find a valid FAT filesystem [ 664.285207][ T4387] FAT-fs (loop4): bogus number of reserved sectors [ 664.285526][ T4386] FAT-fs (loop3): bogus number of reserved sectors [ 664.291909][ T4387] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:34 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xb00, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 664.298511][ T4386] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:34 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xc00, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 664.349786][ T4399] FAT-fs (loop1): bogus number of reserved sectors [ 664.356398][ T4399] FAT-fs (loop1): Can't find a valid FAT filesystem [ 664.358032][ T4413] loop0: detected capacity change from 0 to 256 16:00:34 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2500, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 664.400961][ T4387] loop4: detected capacity change from 0 to 264192 [ 664.409603][ T4387] FAT-fs (loop4): bogus number of reserved sectors [ 664.411960][ T4424] loop0: detected capacity change from 0 to 256 [ 664.416198][ T4387] FAT-fs (loop4): Can't find a valid FAT filesystem [ 664.441026][ T4399] loop1: detected capacity change from 0 to 1 [ 664.455855][ T4382] loop5: detected capacity change from 0 to 36 [ 664.466894][ T4424] loop0: detected capacity change from 0 to 256 [ 664.467333][ T4386] loop3: detected capacity change from 0 to 264192 [ 664.479056][ T4446] loop2: detected capacity change from 0 to 18 [ 664.492080][ T4399] FAT-fs (loop1): bogus number of reserved sectors [ 664.498750][ T4399] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:34 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xdaffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:34 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xd00, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 664.508428][ T4386] FAT-fs (loop3): bogus number of reserved sectors [ 664.515015][ T4386] FAT-fs (loop3): Can't find a valid FAT filesystem [ 664.518745][ T4446] FAT-fs (loop2): bogus number of reserved sectors [ 664.528121][ T4446] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:34 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb3030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:34 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4c00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:34 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3b8, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 664.572122][ T4461] loop4: detected capacity change from 0 to 264192 [ 664.581704][ T4462] loop0: detected capacity change from 0 to 256 16:00:34 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xe01, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 664.626821][ T4446] loop2: detected capacity change from 0 to 18 [ 664.633202][ T4461] FAT-fs (loop4): bogus number of reserved sectors [ 664.639753][ T4461] FAT-fs (loop4): Can't find a valid FAT filesystem [ 664.658156][ T4446] FAT-fs (loop2): bogus number of reserved sectors [ 664.664929][ T4446] FAT-fs (loop2): Can't find a valid FAT filesystem [ 664.674990][ T4482] loop5: detected capacity change from 0 to 38 [ 664.695113][ T4484] loop3: detected capacity change from 0 to 264192 [ 664.700639][ T4489] loop0: detected capacity change from 0 to 256 [ 664.707095][ T4484] FAT-fs (loop3): bogus number of reserved sectors [ 664.714534][ T4484] FAT-fs (loop3): Can't find a valid FAT filesystem [ 664.736840][ T4482] FAT-fs (loop5): bogus number of reserved sectors [ 664.743424][ T4482] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 664.744242][ T4494] loop1: detected capacity change from 0 to 1 [ 664.752588][ T4482] FAT-fs (loop5): Can't find a valid FAT filesystem [ 664.772912][ T4461] loop4: detected capacity change from 0 to 264192 16:00:34 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:34 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2695, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 664.803064][ T4461] FAT-fs (loop4): bogus number of reserved sectors [ 664.809602][ T4461] FAT-fs (loop4): Can't find a valid FAT filesystem [ 664.819201][ T4484] loop3: detected capacity change from 0 to 264192 [ 664.837687][ T4489] loop0: detected capacity change from 0 to 256 16:00:35 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xdb260000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:35 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf00, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 664.853857][ T4494] FAT-fs (loop1): bogus number of reserved sectors [ 664.860451][ T4494] FAT-fs (loop1): Can't find a valid FAT filesystem [ 664.879740][ T4517] loop5: detected capacity change from 0 to 48 [ 664.894732][ T4518] loop2: detected capacity change from 0 to 19 [ 664.911122][ T4517] FAT-fs (loop5): bogus number of reserved sectors [ 664.916348][ T4484] FAT-fs (loop3): bogus number of reserved sectors [ 664.917693][ T4517] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 664.924180][ T4484] FAT-fs (loop3): Can't find a valid FAT filesystem [ 664.939895][ T4517] FAT-fs (loop5): Can't find a valid FAT filesystem [ 664.953628][ T4518] FAT-fs (loop2): bogus number of reserved sectors 16:00:35 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb4030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:35 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x1020, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 664.960183][ T4518] FAT-fs (loop2): Can't find a valid FAT filesystem [ 664.977206][ T4494] loop1: detected capacity change from 0 to 1 [ 664.977582][ T4532] loop4: detected capacity change from 0 to 264192 [ 664.987054][ T4537] loop0: detected capacity change from 0 to 256 [ 664.997878][ T4494] FAT-fs (loop1): bogus number of reserved sectors [ 665.004468][ T4494] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:35 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb5030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 665.057994][ T4532] FAT-fs (loop4): bogus number of reserved sectors [ 665.064590][ T4532] FAT-fs (loop4): Can't find a valid FAT filesystem [ 665.083077][ T4517] loop5: detected capacity change from 0 to 48 [ 665.090579][ T4517] FAT-fs (loop5): bogus number of reserved sectors [ 665.096800][ T4555] loop0: detected capacity change from 0 to 256 16:00:35 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xed000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 665.097111][ T4517] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 665.110503][ T4518] loop2: detected capacity change from 0 to 19 [ 665.112577][ T4517] FAT-fs (loop5): Can't find a valid FAT filesystem [ 665.135675][ T4518] FAT-fs (loop2): bogus number of reserved sectors [ 665.142229][ T4518] FAT-fs (loop2): Can't find a valid FAT filesystem [ 665.146230][ T4565] loop3: detected capacity change from 0 to 264192 16:00:35 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3c2, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 665.155666][ T4555] loop0: detected capacity change from 0 to 256 [ 665.168387][ T4575] loop1: detected capacity change from 0 to 1 [ 665.178958][ T4565] FAT-fs (loop3): bogus number of reserved sectors [ 665.184607][ T4575] FAT-fs (loop1): bogus number of reserved sectors [ 665.185536][ T4565] FAT-fs (loop3): Can't find a valid FAT filesystem [ 665.192037][ T4575] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:35 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2696, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:35 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x1100, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:35 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6800, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 665.215107][ T4578] loop4: detected capacity change from 0 to 264192 [ 665.226614][ T4565] loop3: detected capacity change from 0 to 264192 [ 665.241294][ T4578] FAT-fs (loop4): bogus number of reserved sectors [ 665.247880][ T4578] FAT-fs (loop4): Can't find a valid FAT filesystem [ 665.249793][ T4565] FAT-fs (loop3): bogus number of reserved sectors [ 665.261034][ T4565] FAT-fs (loop3): Can't find a valid FAT filesystem [ 665.273850][ T4575] loop1: detected capacity change from 0 to 1 [ 665.274656][ T4601] loop2: detected capacity change from 0 to 19 [ 665.290676][ T4601] FAT-fs (loop2): bogus number of reserved sectors [ 665.297226][ T4601] FAT-fs (loop2): Can't find a valid FAT filesystem [ 665.308215][ T4575] FAT-fs (loop1): bogus number of reserved sectors [ 665.310930][ T4578] loop4: detected capacity change from 0 to 264192 [ 665.314775][ T4575] FAT-fs (loop1): Can't find a valid FAT filesystem [ 665.334564][ T4611] loop0: detected capacity change from 0 to 256 [ 665.341068][ T4578] FAT-fs (loop4): bogus number of reserved sectors [ 665.347611][ T4578] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:35 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb6030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 665.360114][ T4612] loop5: detected capacity change from 0 to 52 [ 665.371472][ T4601] loop2: detected capacity change from 0 to 19 [ 665.371719][ T4612] FAT-fs (loop5): bogus number of reserved sectors [ 665.384216][ T4612] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 665.393459][ T4612] FAT-fs (loop5): Can't find a valid FAT filesystem [ 665.393536][ T4601] FAT-fs (loop2): bogus number of reserved sectors [ 665.406560][ T4601] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:35 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x402, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 665.429241][ T4611] loop0: detected capacity change from 0 to 256 16:00:35 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xf1000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:35 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x2000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 665.476896][ T4630] loop3: detected capacity change from 0 to 264192 [ 665.511142][ T4639] loop1: detected capacity change from 0 to 2 [ 665.516618][ T4643] loop4: detected capacity change from 0 to 264192 16:00:35 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3f00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 665.524495][ T4630] FAT-fs (loop3): bogus number of reserved sectors [ 665.531058][ T4630] FAT-fs (loop3): Can't find a valid FAT filesystem [ 665.542651][ T4639] FAT-fs (loop1): bogus number of reserved sectors [ 665.549195][ T4639] FAT-fs (loop1): Can't find a valid FAT filesystem [ 665.565316][ T4648] loop0: detected capacity change from 0 to 256 16:00:35 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb7030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 665.576341][ T4612] loop5: detected capacity change from 0 to 52 [ 665.582507][ T4639] loop1: detected capacity change from 0 to 2 [ 665.584773][ T4639] FAT-fs (loop1): bogus number of reserved sectors [ 665.591292][ T4612] FAT-fs (loop5): bogus number of reserved sectors [ 665.595224][ T4639] FAT-fs (loop1): Can't find a valid FAT filesystem [ 665.601720][ T4612] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 665.617514][ T4612] FAT-fs (loop5): Can't find a valid FAT filesystem [ 665.632604][ T4643] FAT-fs (loop4): bogus number of reserved sectors [ 665.639245][ T4643] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:35 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x406, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:35 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xf2000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 665.690320][ T4672] loop3: detected capacity change from 0 to 264192 [ 665.704059][ T4672] FAT-fs (loop3): bogus number of reserved sectors [ 665.705461][ T4648] loop0: detected capacity change from 0 to 256 [ 665.710625][ T4672] FAT-fs (loop3): Can't find a valid FAT filesystem [ 665.721642][ T4673] loop2: detected capacity change from 0 to 31 16:00:35 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6c00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 665.736462][ T4685] loop1: detected capacity change from 0 to 2 [ 665.745369][ T4685] FAT-fs (loop1): bogus number of reserved sectors [ 665.751944][ T4685] FAT-fs (loop1): Can't find a valid FAT filesystem [ 665.763767][ T4672] loop3: detected capacity change from 0 to 264192 16:00:35 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x2010, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 665.801587][ T4672] FAT-fs (loop3): bogus number of reserved sectors [ 665.808133][ T4672] FAT-fs (loop3): Can't find a valid FAT filesystem [ 665.815588][ T4673] FAT-fs (loop2): bogus number of reserved sectors [ 665.817816][ T4699] loop4: detected capacity change from 0 to 264192 [ 665.822290][ T4673] FAT-fs (loop2): Can't find a valid FAT filesystem [ 665.832603][ T4699] FAT-fs (loop4): bogus number of reserved sectors [ 665.842308][ T4699] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:36 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x500, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 665.854379][ T4685] loop1: detected capacity change from 0 to 2 [ 665.859048][ T4704] loop5: detected capacity change from 0 to 54 [ 665.866767][ T4711] loop0: detected capacity change from 0 to 256 [ 665.873484][ T4685] FAT-fs (loop1): bogus number of reserved sectors [ 665.880085][ T4685] FAT-fs (loop1): Can't find a valid FAT filesystem [ 665.887084][ T4704] FAT-fs (loop5): bogus number of reserved sectors [ 665.894593][ T4704] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 665.903867][ T4704] FAT-fs (loop5): Can't find a valid FAT filesystem [ 665.916623][ T4699] loop4: detected capacity change from 0 to 264192 [ 665.919374][ T4673] loop2: detected capacity change from 0 to 31 [ 665.930861][ T4699] FAT-fs (loop4): bogus number of reserved sectors [ 665.935364][ T4673] FAT-fs (loop2): bogus number of reserved sectors [ 665.937407][ T4699] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:36 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb8030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 665.943912][ T4673] FAT-fs (loop2): Can't find a valid FAT filesystem [ 665.964033][ T4711] loop0: detected capacity change from 0 to 256 16:00:36 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x2200, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:36 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 666.003217][ T4735] loop1: detected capacity change from 0 to 2 [ 666.037233][ T4735] FAT-fs (loop1): bogus number of reserved sectors [ 666.043806][ T4735] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:36 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xf6ffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 666.064967][ T4746] loop2: detected capacity change from 0 to 32 [ 666.075717][ T4748] loop3: detected capacity change from 0 to 264192 [ 666.086139][ T4746] FAT-fs (loop2): bogus number of reserved sectors [ 666.086695][ T4745] loop0: detected capacity change from 0 to 256 [ 666.092738][ T4746] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:36 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x3f00, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 666.109713][ T4704] loop5: detected capacity change from 0 to 54 [ 666.114632][ T4748] FAT-fs (loop3): bogus number of reserved sectors [ 666.122659][ T4748] FAT-fs (loop3): Can't find a valid FAT filesystem [ 666.130273][ T4704] FAT-fs (loop5): bogus number of reserved sectors [ 666.136819][ T4704] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 666.146122][ T4704] FAT-fs (loop5): Can't find a valid FAT filesystem [ 666.170371][ T4746] loop2: detected capacity change from 0 to 32 [ 666.178241][ T4735] loop1: detected capacity change from 0 to 2 [ 666.196660][ T4746] FAT-fs (loop2): bogus number of reserved sectors [ 666.203231][ T4746] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:36 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7400, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 666.215636][ T4735] FAT-fs (loop1): bogus number of reserved sectors [ 666.221478][ T4748] loop3: detected capacity change from 0 to 264192 [ 666.222192][ T4735] FAT-fs (loop1): Can't find a valid FAT filesystem [ 666.238089][ T4748] FAT-fs (loop3): bogus number of reserved sectors [ 666.244644][ T4748] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:36 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4800, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 666.267586][ T4781] loop5: detected capacity change from 0 to 58 [ 666.270918][ T4780] loop0: detected capacity change from 0 to 256 [ 666.289621][ T4781] FAT-fs (loop5): bogus number of reserved sectors [ 666.296350][ T4781] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 666.305496][ T4781] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:36 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb9030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 666.318756][ T4779] loop4: detected capacity change from 0 to 264192 16:00:36 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x4000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:36 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x600, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 666.373560][ T4779] FAT-fs (loop4): bogus number of reserved sectors [ 666.380105][ T4779] FAT-fs (loop4): Can't find a valid FAT filesystem [ 666.410880][ T4806] loop2: detected capacity change from 0 to 36 [ 666.418635][ T4808] loop1: detected capacity change from 0 to 3 [ 666.422072][ T4803] loop3: detected capacity change from 0 to 264192 [ 666.433302][ T4811] loop0: detected capacity change from 0 to 256 [ 666.443053][ T4806] FAT-fs (loop2): bogus number of reserved sectors [ 666.449626][ T4806] FAT-fs (loop2): Can't find a valid FAT filesystem [ 666.457245][ T4808] FAT-fs (loop1): bogus number of reserved sectors [ 666.463814][ T4808] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:36 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xf9fdffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 666.482504][ T4803] FAT-fs (loop3): bogus number of reserved sectors [ 666.487199][ T4781] loop5: detected capacity change from 0 to 58 [ 666.489044][ T4803] FAT-fs (loop3): Can't find a valid FAT filesystem [ 666.514170][ T4781] FAT-fs (loop5): bogus number of reserved sectors [ 666.520748][ T4781] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:36 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x604, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 666.529854][ T4781] FAT-fs (loop5): Can't find a valid FAT filesystem [ 666.531616][ T4825] loop4: detected capacity change from 0 to 264192 [ 666.553032][ T4811] loop0: detected capacity change from 0 to 256 [ 666.576229][ T4825] FAT-fs (loop4): bogus number of reserved sectors 16:00:36 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7a00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 666.582797][ T4825] FAT-fs (loop4): Can't find a valid FAT filesystem [ 666.583734][ T4803] loop3: detected capacity change from 0 to 264192 [ 666.601195][ T4806] loop2: detected capacity change from 0 to 36 [ 666.614336][ T4841] loop1: detected capacity change from 0 to 3 16:00:36 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xedc0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 666.637676][ T4806] FAT-fs (loop2): bogus number of reserved sectors [ 666.644271][ T4806] FAT-fs (loop2): Can't find a valid FAT filesystem [ 666.654726][ T4803] FAT-fs (loop3): bogus number of reserved sectors [ 666.661578][ T4803] FAT-fs (loop3): Can't find a valid FAT filesystem [ 666.673831][ T4825] loop4: detected capacity change from 0 to 264192 [ 666.687681][ T4857] loop0: detected capacity change from 0 to 256 [ 666.688080][ T4841] FAT-fs (loop1): bogus number of reserved sectors [ 666.700687][ T4841] FAT-fs (loop1): Can't find a valid FAT filesystem [ 666.704303][ T4860] loop5: detected capacity change from 0 to 61 [ 666.727445][ T4825] FAT-fs (loop4): bogus number of reserved sectors 16:00:36 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4c00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:36 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc0ed0000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:36 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf300, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 666.730744][ T4857] loop0: detected capacity change from 0 to 256 [ 666.734001][ T4825] FAT-fs (loop4): Can't find a valid FAT filesystem [ 666.764565][ T4860] FAT-fs (loop5): bogus number of reserved sectors [ 666.771385][ T4860] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 666.780530][ T4860] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:36 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x700, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 666.820170][ T4841] loop1: detected capacity change from 0 to 3 [ 666.828041][ T4880] loop2: detected capacity change from 0 to 38 [ 666.834490][ T4841] FAT-fs (loop1): bogus number of reserved sectors [ 666.839566][ T4882] loop0: detected capacity change from 0 to 256 [ 666.841077][ T4841] FAT-fs (loop1): Can't find a valid FAT filesystem [ 666.864014][ T4883] loop3: detected capacity change from 0 to 264192 16:00:37 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf700, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 666.864138][ T4880] FAT-fs (loop2): bogus number of reserved sectors [ 666.877117][ T4880] FAT-fs (loop2): Can't find a valid FAT filesystem [ 666.887875][ T4860] loop5: detected capacity change from 0 to 61 [ 666.888517][ T4883] FAT-fs (loop3): bogus number of reserved sectors [ 666.900601][ T4883] FAT-fs (loop3): Can't find a valid FAT filesystem [ 666.908507][ T4860] FAT-fs (loop5): bogus number of reserved sectors 16:00:37 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfdfdffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 666.915091][ T4860] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 666.924389][ T4860] FAT-fs (loop5): Can't find a valid FAT filesystem [ 666.944378][ T4880] loop2: detected capacity change from 0 to 38 [ 666.955169][ T4880] FAT-fs (loop2): bogus number of reserved sectors [ 666.962020][ T4880] FAT-fs (loop2): Can't find a valid FAT filesystem [ 666.984391][ T4910] loop1: detected capacity change from 0 to 3 [ 666.993494][ T4910] FAT-fs (loop1): bogus number of reserved sectors [ 667.000561][ T4910] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:37 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8403, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 667.035065][ T4898] loop0: detected capacity change from 0 to 256 [ 667.041792][ T4909] loop4: detected capacity change from 0 to 264192 [ 667.060282][ T4909] FAT-fs (loop4): bogus number of reserved sectors [ 667.066812][ T4909] FAT-fs (loop4): Can't find a valid FAT filesystem [ 667.072170][ T4883] loop3: detected capacity change from 0 to 264192 16:00:37 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:37 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfa00, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 667.074590][ T4910] loop1: detected capacity change from 0 to 3 [ 667.080791][ T4883] FAT-fs (loop3): bogus number of reserved sectors [ 667.089287][ T4910] FAT-fs (loop1): bogus number of reserved sectors [ 667.092871][ T4883] FAT-fs (loop3): Can't find a valid FAT filesystem [ 667.106099][ T4910] FAT-fs (loop1): Can't find a valid FAT filesystem [ 667.108362][ T4933] loop5: detected capacity change from 0 to 66 16:00:37 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xdaffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 667.150256][ T4933] FAT-fs (loop5): bogus number of reserved sectors [ 667.156794][ T4933] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 667.165937][ T4933] FAT-fs (loop5): Can't find a valid FAT filesystem [ 667.178440][ T4943] loop2: detected capacity change from 0 to 48 [ 667.191606][ T4909] loop4: detected capacity change from 0 to 264192 [ 667.193705][ T4939] loop0: detected capacity change from 0 to 256 [ 667.198892][ T4909] FAT-fs (loop4): bogus number of reserved sectors [ 667.211183][ T4909] FAT-fs (loop4): Can't find a valid FAT filesystem [ 667.232348][ T4933] loop5: detected capacity change from 0 to 66 16:00:37 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x900, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 667.249098][ T4943] FAT-fs (loop2): bogus number of reserved sectors [ 667.255706][ T4943] FAT-fs (loop2): Can't find a valid FAT filesystem [ 667.269132][ T4933] FAT-fs (loop5): bogus number of reserved sectors [ 667.275715][ T4933] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 667.281856][ T4964] loop3: detected capacity change from 0 to 264192 [ 667.284927][ T4933] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:37 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8503, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:37 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfeff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 667.320430][ T4965] loop1: detected capacity change from 0 to 4 16:00:37 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfdffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 667.363272][ T4964] FAT-fs (loop3): bogus number of reserved sectors [ 667.364471][ T4943] loop2: detected capacity change from 0 to 48 [ 667.369812][ T4964] FAT-fs (loop3): Can't find a valid FAT filesystem [ 667.374963][ T4980] loop5: detected capacity change from 0 to 66 [ 667.386129][ T4965] FAT-fs (loop1): bogus number of reserved sectors [ 667.390024][ T4983] loop0: detected capacity change from 0 to 256 [ 667.395417][ T4965] FAT-fs (loop1): Can't find a valid FAT filesystem [ 667.419656][ T4943] FAT-fs (loop2): bogus number of reserved sectors [ 667.424689][ T4991] loop4: detected capacity change from 0 to 264192 [ 667.426250][ T4943] FAT-fs (loop2): Can't find a valid FAT filesystem [ 667.449034][ T4965] loop1: detected capacity change from 0 to 4 [ 667.456778][ T4980] FAT-fs (loop5): bogus number of reserved sectors [ 667.463282][ T4964] loop3: detected capacity change from 0 to 264192 [ 667.463364][ T4980] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 667.479049][ T4980] FAT-fs (loop5): Can't find a valid FAT filesystem [ 667.482761][ T4964] FAT-fs (loop3): bogus number of reserved sectors [ 667.492257][ T4964] FAT-fs (loop3): Can't find a valid FAT filesystem [ 667.494270][ T4991] FAT-fs (loop4): bogus number of reserved sectors [ 667.505491][ T4991] FAT-fs (loop4): Can't find a valid FAT filesystem [ 667.509632][ T4965] FAT-fs (loop1): bogus number of reserved sectors [ 667.518666][ T4965] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:37 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xff00, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:37 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6800, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 667.558637][ T4980] loop5: detected capacity change from 0 to 66 [ 667.590610][ T4980] FAT-fs (loop5): bogus number of reserved sectors [ 667.597146][ T4980] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:37 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe0260000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:37 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 667.606285][ T4980] FAT-fs (loop5): Can't find a valid FAT filesystem [ 667.612142][ T5016] loop0: detected capacity change from 0 to 256 [ 667.627745][ T5017] loop2: detected capacity change from 0 to 52 [ 667.644919][ T5017] FAT-fs (loop2): bogus number of reserved sectors [ 667.651490][ T5017] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:37 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6c00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:37 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8603, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 667.665374][ T5016] loop0: detected capacity change from 0 to 256 [ 667.682418][ T4991] loop4: detected capacity change from 0 to 264192 16:00:37 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xff0f, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 667.724901][ T4991] FAT-fs (loop4): bogus number of reserved sectors [ 667.727373][ T5047] loop2: detected capacity change from 0 to 54 [ 667.731455][ T4991] FAT-fs (loop4): Can't find a valid FAT filesystem [ 667.741802][ T5047] FAT-fs (loop2): bogus number of reserved sectors [ 667.750816][ T5047] FAT-fs (loop2): Can't find a valid FAT filesystem [ 667.771507][ T5055] loop3: detected capacity change from 0 to 264192 [ 667.784629][ T5059] loop0: detected capacity change from 0 to 256 [ 667.784881][ T5056] loop1: detected capacity change from 0 to 5 [ 667.805148][ T5047] loop2: detected capacity change from 0 to 54 [ 667.807303][ T5067] loop5: detected capacity change from 0 to 67 [ 667.827747][ T5055] FAT-fs (loop3): bogus number of reserved sectors [ 667.831420][ T5047] FAT-fs (loop2): bogus number of reserved sectors [ 667.834295][ T5055] FAT-fs (loop3): Can't find a valid FAT filesystem [ 667.840889][ T5047] FAT-fs (loop2): Can't find a valid FAT filesystem [ 667.859402][ T5056] FAT-fs (loop1): bogus number of reserved sectors [ 667.866152][ T5056] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:38 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfffe, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:38 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8703, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 667.875093][ T5067] FAT-fs (loop5): bogus number of reserved sectors [ 667.881750][ T5067] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 667.890982][ T5067] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:38 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfeffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:38 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7400, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 667.949056][ T5056] loop1: detected capacity change from 0 to 5 [ 667.951427][ T5077] loop5: detected capacity change from 0 to 67 [ 667.958085][ T5056] FAT-fs (loop1): bogus number of reserved sectors [ 667.967875][ T5056] FAT-fs (loop1): Can't find a valid FAT filesystem [ 667.987399][ T5088] loop0: detected capacity change from 0 to 256 16:00:38 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xed000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 667.999287][ T5077] FAT-fs (loop5): bogus number of reserved sectors [ 668.005846][ T5077] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 668.006986][ T5097] loop2: detected capacity change from 0 to 58 [ 668.014974][ T5077] FAT-fs (loop5): Can't find a valid FAT filesystem [ 668.037748][ T5103] loop4: detected capacity change from 0 to 264192 16:00:38 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8803, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 668.041473][ T5108] loop3: detected capacity change from 0 to 264192 [ 668.052140][ T5097] FAT-fs (loop2): bogus number of reserved sectors [ 668.053474][ T5103] FAT-fs (loop4): bogus number of reserved sectors [ 668.058721][ T5097] FAT-fs (loop2): Can't find a valid FAT filesystem [ 668.072162][ T5103] FAT-fs (loop4): Can't find a valid FAT filesystem [ 668.090555][ T5088] loop0: detected capacity change from 0 to 256 16:00:38 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 668.098855][ T5108] FAT-fs (loop3): bogus number of reserved sectors [ 668.105427][ T5108] FAT-fs (loop3): Can't find a valid FAT filesystem [ 668.118134][ T5097] loop2: detected capacity change from 0 to 58 [ 668.125022][ T5123] loop5: detected capacity change from 0 to 68 [ 668.126349][ T5097] FAT-fs (loop2): bogus number of reserved sectors [ 668.137733][ T5097] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:38 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xff0f0000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 668.156874][ T5133] loop1: detected capacity change from 0 to 5 [ 668.163907][ T5108] loop3: detected capacity change from 0 to 264192 [ 668.169464][ T5123] FAT-fs (loop5): bogus number of reserved sectors [ 668.177373][ T5123] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 668.183827][ T5108] FAT-fs (loop3): bogus number of reserved sectors [ 668.186622][ T5123] FAT-fs (loop5): Can't find a valid FAT filesystem [ 668.193113][ T5108] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:38 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x1000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:38 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7a00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 668.207139][ T5133] FAT-fs (loop1): bogus number of reserved sectors [ 668.208186][ T5145] loop4: detected capacity change from 0 to 264192 [ 668.213779][ T5133] FAT-fs (loop1): Can't find a valid FAT filesystem [ 668.224006][ T5145] FAT-fs (loop4): bogus number of reserved sectors [ 668.233519][ T5145] FAT-fs (loop4): Can't find a valid FAT filesystem [ 668.264275][ T5153] loop0: detected capacity change from 0 to 256 [ 668.282759][ T5133] loop1: detected capacity change from 0 to 5 [ 668.285972][ T5123] loop5: detected capacity change from 0 to 68 [ 668.291914][ T5133] FAT-fs (loop1): bogus number of reserved sectors [ 668.301762][ T5133] FAT-fs (loop1): Can't find a valid FAT filesystem [ 668.305851][ T5168] loop2: detected capacity change from 0 to 61 16:00:38 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf1000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 668.316522][ T5123] FAT-fs (loop5): bogus number of reserved sectors [ 668.323136][ T5123] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 668.332323][ T5123] FAT-fs (loop5): Can't find a valid FAT filesystem [ 668.335910][ T5168] FAT-fs (loop2): bogus number of reserved sectors [ 668.345643][ T5168] FAT-fs (loop2): Can't find a valid FAT filesystem [ 668.353958][ T5145] loop4: detected capacity change from 0 to 264192 16:00:38 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 668.375693][ T5153] loop0: detected capacity change from 0 to 256 [ 668.388880][ T5145] FAT-fs (loop4): bogus number of reserved sectors [ 668.395473][ T5145] FAT-fs (loop4): Can't find a valid FAT filesystem [ 668.414185][ T5189] loop3: detected capacity change from 0 to 264192 16:00:38 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x10e0000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:38 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8903, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 668.433550][ T5189] FAT-fs (loop3): bogus number of reserved sectors [ 668.440546][ T5189] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:38 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfffdffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:38 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf2000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 668.510590][ T5196] loop1: detected capacity change from 0 to 6 [ 668.549982][ T5203] loop0: detected capacity change from 0 to 256 16:00:38 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8303, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 668.550858][ T5206] loop4: detected capacity change from 0 to 264192 [ 668.575384][ T5196] FAT-fs (loop1): bogus number of reserved sectors [ 668.581982][ T5196] FAT-fs (loop1): Can't find a valid FAT filesystem [ 668.589711][ T5216] loop5: detected capacity change from 0 to 68 [ 668.596709][ T5219] loop3: detected capacity change from 0 to 264192 [ 668.607836][ T5216] FAT-fs (loop5): bogus number of reserved sectors [ 668.614415][ T5216] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 668.623705][ T5216] FAT-fs (loop5): Can't find a valid FAT filesystem [ 668.628824][ T5223] loop2: detected capacity change from 0 to 65 [ 668.647173][ T5219] FAT-fs (loop3): bogus number of reserved sectors [ 668.653764][ T5219] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:38 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8a03, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 668.665163][ T5196] loop1: detected capacity change from 0 to 6 [ 668.668651][ T5206] FAT-fs (loop4): bogus number of reserved sectors [ 668.677961][ T5206] FAT-fs (loop4): Can't find a valid FAT filesystem [ 668.688591][ T5203] loop0: detected capacity change from 0 to 256 [ 668.691748][ T5196] FAT-fs (loop1): bogus number of reserved sectors [ 668.701399][ T5196] FAT-fs (loop1): Can't find a valid FAT filesystem [ 668.701591][ T5223] FAT-fs (loop2): bogus number of reserved sectors 16:00:38 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfffffdf9, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 668.714544][ T5223] FAT-fs (loop2): Can't find a valid FAT filesystem [ 668.744036][ T5219] loop3: detected capacity change from 0 to 264192 16:00:38 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x2000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 668.760976][ T5237] loop5: detected capacity change from 0 to 69 [ 668.784703][ T5223] loop2: detected capacity change from 0 to 65 [ 668.792440][ T5237] FAT-fs (loop5): bogus number of reserved sectors [ 668.798979][ T5237] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 668.808133][ T5237] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:38 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xd00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 668.810611][ T5223] FAT-fs (loop2): bogus number of reserved sectors [ 668.821294][ T5223] FAT-fs (loop2): Can't find a valid FAT filesystem [ 668.834780][ T5264] loop4: detected capacity change from 0 to 264192 [ 668.843495][ T5265] loop0: detected capacity change from 0 to 256 [ 668.853239][ T5264] FAT-fs (loop4): bogus number of reserved sectors [ 668.854573][ T5271] loop1: detected capacity change from 0 to 6 16:00:39 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf6ffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 668.859804][ T5264] FAT-fs (loop4): Can't find a valid FAT filesystem [ 668.872065][ T5271] FAT-fs (loop1): bogus number of reserved sectors [ 668.879074][ T5271] FAT-fs (loop1): Can't find a valid FAT filesystem [ 668.892113][ T5271] loop1: detected capacity change from 0 to 6 [ 668.893890][ T5237] loop5: detected capacity change from 0 to 69 [ 668.898794][ T5264] loop4: detected capacity change from 0 to 264192 16:00:39 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9526, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 668.906135][ T5237] FAT-fs (loop5): bogus number of reserved sectors [ 668.917720][ T5237] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 668.918287][ T5271] FAT-fs (loop1): bogus number of reserved sectors [ 668.926881][ T5237] FAT-fs (loop5): Can't find a valid FAT filesystem [ 668.933400][ T5271] FAT-fs (loop1): Can't find a valid FAT filesystem [ 668.949520][ T5264] FAT-fs (loop4): bogus number of reserved sectors [ 668.956136][ T5264] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:39 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfffffdfd, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:39 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 668.963271][ T5265] loop0: detected capacity change from 0 to 256 [ 668.981482][ T5300] loop3: detected capacity change from 0 to 264192 [ 668.998606][ T5300] FAT-fs (loop3): bogus number of reserved sectors [ 669.005378][ T5300] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:39 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x2040000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 669.041436][ T5309] loop2: detected capacity change from 0 to 74 [ 669.056017][ T5309] FAT-fs (loop2): bogus number of reserved sectors [ 669.062586][ T5309] FAT-fs (loop2): Can't find a valid FAT filesystem [ 669.069626][ T5319] loop1: detected capacity change from 0 to 7 [ 669.081462][ T5313] loop4: detected capacity change from 0 to 264192 16:00:39 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf9fdffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 669.091150][ T5319] FAT-fs (loop1): bogus number of reserved sectors [ 669.097749][ T5319] FAT-fs (loop1): Can't find a valid FAT filesystem [ 669.113281][ T5309] loop2: detected capacity change from 0 to 74 [ 669.119714][ T5309] FAT-fs (loop2): bogus number of reserved sectors [ 669.126252][ T5309] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:39 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8b03, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:39 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9626, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 669.137927][ T5332] loop0: detected capacity change from 0 to 256 [ 669.139372][ T5313] FAT-fs (loop4): bogus number of reserved sectors [ 669.150742][ T5313] FAT-fs (loop4): Can't find a valid FAT filesystem [ 669.162799][ T5319] loop1: detected capacity change from 0 to 7 [ 669.197946][ T5319] FAT-fs (loop1): bogus number of reserved sectors [ 669.204527][ T5319] FAT-fs (loop1): Can't find a valid FAT filesystem [ 669.211683][ T5346] loop3: detected capacity change from 0 to 264192 [ 669.216167][ T5353] loop5: detected capacity change from 0 to 69 [ 669.218519][ T5332] loop0: detected capacity change from 0 to 256 [ 669.232456][ T5313] loop4: detected capacity change from 0 to 264192 16:00:39 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe01, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 669.243937][ T5353] FAT-fs (loop5): bogus number of reserved sectors [ 669.250497][ T5353] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 669.258173][ T5313] FAT-fs (loop4): bogus number of reserved sectors [ 669.259610][ T5353] FAT-fs (loop5): Can't find a valid FAT filesystem [ 669.272879][ T5313] FAT-fs (loop4): Can't find a valid FAT filesystem [ 669.284163][ T5354] loop2: detected capacity change from 0 to 75 [ 669.297903][ T5354] FAT-fs (loop2): bogus number of reserved sectors [ 669.304482][ T5354] FAT-fs (loop2): Can't find a valid FAT filesystem [ 669.315951][ T5353] loop5: detected capacity change from 0 to 69 [ 669.329443][ T5353] FAT-fs (loop5): bogus number of reserved sectors [ 669.336047][ T5353] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:39 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfdfdffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:39 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x3000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:39 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfffffdff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 669.345188][ T5353] FAT-fs (loop5): Can't find a valid FAT filesystem [ 669.348562][ T5376] loop1: detected capacity change from 0 to 7 [ 669.363854][ T5346] FAT-fs (loop3): bogus number of reserved sectors [ 669.370427][ T5346] FAT-fs (loop3): Can't find a valid FAT filesystem [ 669.426215][ T5376] FAT-fs (loop1): bogus number of reserved sectors [ 669.432775][ T5376] FAT-fs (loop1): Can't find a valid FAT filesystem [ 669.442440][ T5382] loop0: detected capacity change from 0 to 256 [ 669.463930][ T5393] loop3: detected capacity change from 0 to 264192 [ 669.464949][ T5354] loop2: detected capacity change from 0 to 75 [ 669.474269][ T5393] FAT-fs (loop3): bogus number of reserved sectors [ 669.483327][ T5393] FAT-fs (loop3): Can't find a valid FAT filesystem [ 669.490671][ T5354] FAT-fs (loop2): bogus number of reserved sectors [ 669.497217][ T5354] FAT-fs (loop2): Can't find a valid FAT filesystem [ 669.510586][ T5382] loop0: detected capacity change from 0 to 256 16:00:39 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9426, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 669.524717][ T5393] loop3: detected capacity change from 0 to 264192 [ 669.528798][ T5376] loop1: detected capacity change from 0 to 7 [ 669.554785][ T5376] FAT-fs (loop1): bogus number of reserved sectors [ 669.554947][ T5411] loop4: detected capacity change from 0 to 264192 [ 669.561342][ T5376] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:39 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x4000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 669.575736][ T5393] FAT-fs (loop3): bogus number of reserved sectors [ 669.582300][ T5393] FAT-fs (loop3): Can't find a valid FAT filesystem [ 669.611409][ T5411] FAT-fs (loop4): bogus number of reserved sectors [ 669.611908][ T5423] loop0: detected capacity change from 0 to 256 16:00:39 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfdffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 669.618048][ T5411] FAT-fs (loop4): Can't find a valid FAT filesystem [ 669.625857][ T5424] loop5: detected capacity change from 0 to 74 [ 669.665493][ T5411] loop4: detected capacity change from 0 to 264192 16:00:39 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa303, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:39 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 669.674072][ T5424] FAT-fs (loop5): bogus number of reserved sectors [ 669.680775][ T5424] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 669.689892][ T5424] FAT-fs (loop5): Can't find a valid FAT filesystem [ 669.691145][ T5411] FAT-fs (loop4): bogus number of reserved sectors [ 669.703138][ T5411] FAT-fs (loop4): Can't find a valid FAT filesystem [ 669.744450][ T5423] loop0: detected capacity change from 0 to 256 [ 669.748058][ T5446] loop1: detected capacity change from 0 to 7 [ 669.764984][ T5449] loop2: detected capacity change from 0 to 81 [ 669.783380][ T5453] loop3: detected capacity change from 0 to 264192 [ 669.791118][ T5446] FAT-fs (loop1): bogus number of reserved sectors [ 669.797663][ T5446] FAT-fs (loop1): Can't find a valid FAT filesystem [ 669.805168][ T5449] FAT-fs (loop2): bogus number of reserved sectors [ 669.811724][ T5449] FAT-fs (loop2): Can't find a valid FAT filesystem [ 669.819273][ T5424] loop5: detected capacity change from 0 to 74 [ 669.831624][ T5453] FAT-fs (loop3): bogus number of reserved sectors [ 669.838154][ T5453] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:40 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x5000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 669.838675][ T5424] FAT-fs (loop5): bogus number of reserved sectors [ 669.851298][ T5424] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 669.860430][ T5424] FAT-fs (loop5): Can't find a valid FAT filesystem [ 669.878241][ T5449] loop2: detected capacity change from 0 to 81 [ 669.878384][ T5446] loop1: detected capacity change from 0 to 7 [ 669.899952][ T5453] loop3: detected capacity change from 0 to 264192 [ 669.910302][ T5449] FAT-fs (loop2): bogus number of reserved sectors [ 669.916850][ T5449] FAT-fs (loop2): Can't find a valid FAT filesystem [ 669.931455][ T5453] FAT-fs (loop3): bogus number of reserved sectors [ 669.938248][ T5453] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:40 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xffffff7f, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:40 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9526, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 669.964513][ T5446] FAT-fs (loop1): bogus number of reserved sectors [ 669.968371][ T5483] loop0: detected capacity change from 0 to 256 [ 669.971144][ T5446] FAT-fs (loop1): Can't find a valid FAT filesystem [ 669.999856][ T5483] loop0: detected capacity change from 0 to 256 [ 670.000348][ T5491] loop5: detected capacity change from 0 to 74 16:00:40 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfeffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:40 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x6000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 670.019109][ T5491] FAT-fs (loop5): bogus number of reserved sectors [ 670.025747][ T5491] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 670.034980][ T5491] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:40 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1020, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:40 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa403, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 670.093407][ T5491] loop5: detected capacity change from 0 to 74 [ 670.114536][ T5491] FAT-fs (loop5): bogus number of reserved sectors [ 670.121113][ T5491] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 670.127642][ T5510] loop3: detected capacity change from 0 to 264192 [ 670.130323][ T5491] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:40 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xff0f0000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 670.147959][ T5505] loop4: detected capacity change from 0 to 264192 [ 670.163794][ T5514] loop0: detected capacity change from 0 to 256 [ 670.164988][ T5505] FAT-fs (loop4): bogus number of reserved sectors [ 670.176291][ T5510] FAT-fs (loop3): bogus number of reserved sectors [ 670.176674][ T5505] FAT-fs (loop4): Can't find a valid FAT filesystem [ 670.183217][ T5510] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:40 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xda26, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 670.239695][ T5528] loop2: detected capacity change from 0 to 82 [ 670.246602][ T5529] loop1: detected capacity change from 0 to 8 [ 670.266809][ T5514] loop0: detected capacity change from 0 to 256 [ 670.280372][ T5529] FAT-fs (loop1): bogus number of reserved sectors [ 670.286905][ T5529] FAT-fs (loop1): Can't find a valid FAT filesystem [ 670.313330][ T5543] loop3: detected capacity change from 0 to 264192 [ 670.324317][ T5546] loop5: detected capacity change from 0 to 109 [ 670.325948][ T5528] FAT-fs (loop2): bogus number of reserved sectors [ 670.337140][ T5528] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:40 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x6040000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 670.359416][ T5546] FAT-fs (loop5): bogus number of reserved sectors [ 670.365992][ T5546] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 670.375154][ T5546] FAT-fs (loop5): Can't find a valid FAT filesystem [ 670.388837][ T5543] FAT-fs (loop3): bogus number of reserved sectors [ 670.395408][ T5543] FAT-fs (loop3): Can't find a valid FAT filesystem [ 670.431001][ T5555] loop0: detected capacity change from 0 to 256 [ 670.435059][ T5529] loop1: detected capacity change from 0 to 8 [ 670.448132][ T5505] loop4: detected capacity change from 0 to 264192 [ 670.457618][ T5528] loop2: detected capacity change from 0 to 82 [ 670.463030][ T5529] FAT-fs (loop1): bogus number of reserved sectors [ 670.470689][ T5529] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:40 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xed00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 670.481652][ T5543] loop3: detected capacity change from 0 to 264192 [ 670.484444][ T5528] FAT-fs (loop2): bogus number of reserved sectors [ 670.494684][ T5528] FAT-fs (loop2): Can't find a valid FAT filesystem [ 670.501299][ T5505] FAT-fs (loop4): bogus number of reserved sectors [ 670.507796][ T5505] FAT-fs (loop4): Can't find a valid FAT filesystem [ 670.515685][ T5543] FAT-fs (loop3): bogus number of reserved sectors [ 670.522249][ T5543] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:40 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1100, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:40 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfffdffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 670.549421][ T5579] loop5: detected capacity change from 0 to 118 [ 670.578293][ T5555] loop0: detected capacity change from 0 to 256 [ 670.592116][ T5591] loop1: detected capacity change from 0 to 8 16:00:40 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xffffff85, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:40 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa503, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:40 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x7000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 670.594281][ T5579] FAT-fs (loop5): bogus number of reserved sectors [ 670.600009][ T5591] FAT-fs (loop1): bogus number of reserved sectors [ 670.604729][ T5579] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 670.604746][ T5579] FAT-fs (loop5): Can't find a valid FAT filesystem [ 670.611256][ T5591] FAT-fs (loop1): Can't find a valid FAT filesystem [ 670.687460][ T5604] loop3: detected capacity change from 0 to 264192 [ 670.692937][ T5609] loop0: detected capacity change from 0 to 256 [ 670.697636][ T5608] loop4: detected capacity change from 0 to 264192 [ 670.724081][ T5604] FAT-fs (loop3): bogus number of reserved sectors [ 670.726244][ T5591] loop1: detected capacity change from 0 to 8 [ 670.730652][ T5604] FAT-fs (loop3): Can't find a valid FAT filesystem [ 670.747227][ T5579] loop5: detected capacity change from 0 to 118 [ 670.760538][ T5579] FAT-fs (loop5): bogus number of reserved sectors [ 670.763113][ T5591] FAT-fs (loop1): bogus number of reserved sectors [ 670.767103][ T5579] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:40 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x8000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 670.773602][ T5591] FAT-fs (loop1): Can't find a valid FAT filesystem [ 670.789384][ T5579] FAT-fs (loop5): Can't find a valid FAT filesystem [ 670.808015][ T5608] FAT-fs (loop4): bogus number of reserved sectors [ 670.814592][ T5608] FAT-fs (loop4): Can't find a valid FAT filesystem [ 670.825511][ T5633] loop2: detected capacity change from 0 to 82 16:00:40 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfffffdf9, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:41 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1200, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:41 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xedc0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 670.841335][ T5633] FAT-fs (loop2): bogus number of reserved sectors [ 670.846100][ T5636] loop0: detected capacity change from 0 to 256 [ 670.847875][ T5633] FAT-fs (loop2): Can't find a valid FAT filesystem [ 670.897969][ T5608] loop4: detected capacity change from 0 to 264192 [ 670.902737][ T5633] loop2: detected capacity change from 0 to 82 [ 670.914691][ T5636] loop0: detected capacity change from 0 to 256 [ 670.921758][ T5656] loop5: detected capacity change from 0 to 118 [ 670.922306][ T5608] FAT-fs (loop4): bogus number of reserved sectors [ 670.928089][ T5633] FAT-fs (loop2): bogus number of reserved sectors [ 670.934556][ T5608] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:41 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xffffff8c, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 670.941059][ T5633] FAT-fs (loop2): Can't find a valid FAT filesystem [ 670.942863][ T5657] loop3: detected capacity change from 0 to 264192 [ 670.958992][ T5656] FAT-fs (loop5): bogus number of reserved sectors [ 670.967326][ T5656] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 670.968058][ T5657] FAT-fs (loop3): bogus number of reserved sectors [ 670.976476][ T5656] FAT-fs (loop5): Can't find a valid FAT filesystem [ 670.982983][ T5657] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:41 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x9000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:41 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa603, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 671.028445][ T5657] loop3: detected capacity change from 0 to 264192 [ 671.037777][ T5683] loop1: detected capacity change from 0 to 9 [ 671.042039][ T5656] loop5: detected capacity change from 0 to 118 [ 671.046376][ T5690] loop4: detected capacity change from 0 to 264192 [ 671.059706][ T5657] FAT-fs (loop3): bogus number of reserved sectors [ 671.064690][ T5683] FAT-fs (loop1): bogus number of reserved sectors [ 671.066286][ T5657] FAT-fs (loop3): Can't find a valid FAT filesystem [ 671.072779][ T5683] FAT-fs (loop1): Can't find a valid FAT filesystem [ 671.089461][ T5690] FAT-fs (loop4): bogus number of reserved sectors [ 671.096070][ T5690] FAT-fs (loop4): Can't find a valid FAT filesystem [ 671.102721][ T5656] FAT-fs (loop5): bogus number of reserved sectors [ 671.109310][ T5656] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 671.118438][ T5656] FAT-fs (loop5): Can't find a valid FAT filesystem [ 671.127713][ T5707] loop2: detected capacity change from 0 to 83 [ 671.138989][ T5683] loop1: detected capacity change from 0 to 9 [ 671.147114][ T5683] FAT-fs (loop1): bogus number of reserved sectors [ 671.153743][ T5683] FAT-fs (loop1): Can't find a valid FAT filesystem [ 671.163363][ T5707] FAT-fs (loop2): bogus number of reserved sectors [ 671.170068][ T5707] FAT-fs (loop2): Can't find a valid FAT filesystem [ 671.177480][ T5690] loop4: detected capacity change from 0 to 264192 [ 671.189734][ T5690] FAT-fs (loop4): bogus number of reserved sectors [ 671.196403][ T5690] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:41 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1300, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:41 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xa000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:41 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfffffdfd, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:41 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xffffff97, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:41 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf100, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 671.241521][ T5707] loop2: detected capacity change from 0 to 83 [ 671.267448][ T5707] FAT-fs (loop2): bogus number of reserved sectors [ 671.274011][ T5707] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:41 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfffffdff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 671.308250][ T5742] loop4: detected capacity change from 0 to 264192 [ 671.316458][ T5745] loop1: detected capacity change from 0 to 9 [ 671.333092][ T5753] loop5: detected capacity change from 0 to 120 [ 671.344401][ T5753] FAT-fs (loop5): bogus number of reserved sectors 16:00:41 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa703, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 671.351042][ T5753] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 671.360176][ T5753] FAT-fs (loop5): Can't find a valid FAT filesystem [ 671.377936][ T5745] FAT-fs (loop1): bogus number of reserved sectors [ 671.384487][ T5745] FAT-fs (loop1): Can't find a valid FAT filesystem [ 671.388064][ T5742] FAT-fs (loop4): bogus number of reserved sectors [ 671.397589][ T5742] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:41 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xb000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 671.407000][ T5770] loop2: detected capacity change from 0 to 83 [ 671.414957][ T5745] loop1: detected capacity change from 0 to 9 [ 671.416290][ T5769] loop3: detected capacity change from 0 to 264192 [ 671.429654][ T5769] FAT-fs (loop3): bogus number of reserved sectors [ 671.429971][ T5745] FAT-fs (loop1): bogus number of reserved sectors [ 671.436292][ T5769] FAT-fs (loop3): Can't find a valid FAT filesystem [ 671.442774][ T5745] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:41 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xffffff7f, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 671.465796][ T5753] loop5: detected capacity change from 0 to 120 [ 671.472398][ T5770] FAT-fs (loop2): bogus number of reserved sectors [ 671.478931][ T5770] FAT-fs (loop2): Can't find a valid FAT filesystem [ 671.485756][ T5753] FAT-fs (loop5): bogus number of reserved sectors [ 671.492311][ T5753] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 671.501482][ T5753] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:41 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:41 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xffffffda, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 671.516485][ T5770] loop2: detected capacity change from 0 to 83 [ 671.529366][ T5800] loop1: detected capacity change from 0 to 16 [ 671.539108][ T5770] FAT-fs (loop2): bogus number of reserved sectors [ 671.545682][ T5770] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:41 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf200, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 671.565788][ T5800] FAT-fs (loop1): bogus number of reserved sectors [ 671.572354][ T5800] FAT-fs (loop1): Can't find a valid FAT filesystem [ 671.580958][ T5812] loop3: detected capacity change from 0 to 264192 [ 671.582934][ T5813] loop4: detected capacity change from 0 to 264192 [ 671.612214][ T5800] loop1: detected capacity change from 0 to 16 16:00:41 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xc000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 671.644547][ T5830] loop5: detected capacity change from 0 to 121 [ 671.645057][ T5800] FAT-fs (loop1): bogus number of reserved sectors [ 671.651310][ T5812] FAT-fs (loop3): bogus number of reserved sectors [ 671.657321][ T5800] FAT-fs (loop1): Can't find a valid FAT filesystem [ 671.668252][ T5813] FAT-fs (loop4): bogus number of reserved sectors [ 671.670557][ T5812] FAT-fs (loop3): Can't find a valid FAT filesystem [ 671.683667][ T5813] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:41 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa803, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:41 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2010, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:41 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xffffff85, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 671.691398][ T5830] FAT-fs (loop5): bogus number of reserved sectors [ 671.697928][ T5830] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 671.707105][ T5830] FAT-fs (loop5): Can't find a valid FAT filesystem [ 671.742832][ T5845] loop2: detected capacity change from 0 to 84 [ 671.745082][ T5848] loop1: detected capacity change from 0 to 16 [ 671.757679][ T5848] FAT-fs (loop1): bogus number of reserved sectors [ 671.764253][ T5848] FAT-fs (loop1): Can't find a valid FAT filesystem [ 671.780354][ T5830] loop5: detected capacity change from 0 to 121 [ 671.784004][ T5813] loop4: detected capacity change from 0 to 264192 16:00:41 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xd000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 671.788789][ T5830] FAT-fs (loop5): bogus number of reserved sectors [ 671.796559][ T5845] FAT-fs (loop2): bogus number of reserved sectors [ 671.799832][ T5830] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 671.799847][ T5830] FAT-fs (loop5): Can't find a valid FAT filesystem [ 671.806358][ T5845] FAT-fs (loop2): Can't find a valid FAT filesystem [ 671.822652][ T5867] loop3: detected capacity change from 0 to 264192 [ 671.836140][ T5813] FAT-fs (loop4): bogus number of reserved sectors [ 671.840462][ T5867] FAT-fs (loop3): bogus number of reserved sectors [ 671.842684][ T5813] FAT-fs (loop4): Can't find a valid FAT filesystem [ 671.849158][ T5867] FAT-fs (loop3): Can't find a valid FAT filesystem [ 671.867969][ T5845] loop2: detected capacity change from 0 to 84 [ 671.868442][ T5848] loop1: detected capacity change from 0 to 16 16:00:42 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfeff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 671.888086][ T5867] loop3: detected capacity change from 0 to 264192 [ 671.894746][ T5845] FAT-fs (loop2): bogus number of reserved sectors [ 671.901272][ T5845] FAT-fs (loop2): Can't find a valid FAT filesystem [ 671.909870][ T5867] FAT-fs (loop3): bogus number of reserved sectors [ 671.914842][ T5894] loop5: detected capacity change from 0 to 127 [ 671.916481][ T5867] FAT-fs (loop3): Can't find a valid FAT filesystem [ 671.924707][ T5894] FAT-fs (loop5): bogus number of reserved sectors 16:00:42 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfffffff6, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:42 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa903, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 671.935790][ T5894] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 671.944921][ T5894] FAT-fs (loop5): Can't find a valid FAT filesystem [ 671.945427][ T5848] FAT-fs (loop1): bogus number of reserved sectors [ 671.958036][ T5848] FAT-fs (loop1): Can't find a valid FAT filesystem [ 671.975465][ T5904] loop4: detected capacity change from 0 to 264192 16:00:42 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:42 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xffffff8c, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 672.002135][ T5894] loop5: detected capacity change from 0 to 127 [ 672.007947][ T5914] loop2: detected capacity change from 0 to 84 [ 672.023987][ T5904] FAT-fs (loop4): bogus number of reserved sectors [ 672.030603][ T5904] FAT-fs (loop4): Can't find a valid FAT filesystem [ 672.044132][ T5914] FAT-fs (loop2): bogus number of reserved sectors 16:00:42 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2200, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 672.049460][ T5894] FAT-fs (loop5): bogus number of reserved sectors [ 672.050677][ T5914] FAT-fs (loop2): Can't find a valid FAT filesystem [ 672.057164][ T5894] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 672.072890][ T5894] FAT-fs (loop5): Can't find a valid FAT filesystem [ 672.120499][ T5914] loop2: detected capacity change from 0 to 84 [ 672.126848][ T5926] loop3: detected capacity change from 0 to 264192 [ 672.128880][ T5904] loop4: detected capacity change from 0 to 264192 [ 672.143481][ T5914] FAT-fs (loop2): bogus number of reserved sectors [ 672.144174][ T5904] FAT-fs (loop4): bogus number of reserved sectors [ 672.150101][ T5914] FAT-fs (loop2): Can't find a valid FAT filesystem [ 672.163201][ T5904] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:42 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x10000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:42 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xff0f, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 672.183930][ T5926] FAT-fs (loop3): bogus number of reserved sectors [ 672.190484][ T5926] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:42 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xffffff97, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 672.229103][ T5945] loop1: detected capacity change from 0 to 17 [ 672.242627][ T5945] FAT-fs (loop1): bogus number of reserved sectors [ 672.249194][ T5945] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:42 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xaa03, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 672.274638][ T5961] loop3: detected capacity change from 0 to 264192 [ 672.288309][ T5960] loop5: detected capacity change from 0 to 127 16:00:42 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x11000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 672.330297][ T5966] loop2: detected capacity change from 0 to 85 [ 672.339376][ T5960] FAT-fs (loop5): bogus number of reserved sectors [ 672.345944][ T5960] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 672.348559][ T5945] loop1: detected capacity change from 0 to 17 [ 672.355154][ T5960] FAT-fs (loop5): Can't find a valid FAT filesystem [ 672.362304][ T5961] FAT-fs (loop3): bogus number of reserved sectors 16:00:42 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfffffffd, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 672.374427][ T5961] FAT-fs (loop3): Can't find a valid FAT filesystem [ 672.389491][ T5945] FAT-fs (loop1): bogus number of reserved sectors [ 672.390258][ T5966] FAT-fs (loop2): bogus number of reserved sectors [ 672.396082][ T5945] FAT-fs (loop1): Can't find a valid FAT filesystem [ 672.402588][ T5966] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:42 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2500, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 672.440274][ T5960] loop5: detected capacity change from 0 to 127 [ 672.457596][ T5961] loop3: detected capacity change from 0 to 264192 [ 672.457637][ T5966] loop2: detected capacity change from 0 to 85 [ 672.466717][ T5961] FAT-fs (loop3): bogus number of reserved sectors [ 672.476826][ T5961] FAT-fs (loop3): Can't find a valid FAT filesystem [ 672.483563][ T5966] FAT-fs (loop2): bogus number of reserved sectors [ 672.484934][ T5960] FAT-fs (loop5): bogus number of reserved sectors [ 672.490113][ T5966] FAT-fs (loop2): Can't find a valid FAT filesystem [ 672.496590][ T5960] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 672.503373][ T6008] loop4: detected capacity change from 0 to 264192 [ 672.512304][ T5960] FAT-fs (loop5): Can't find a valid FAT filesystem [ 672.527458][ T6008] FAT-fs (loop4): bogus number of reserved sectors [ 672.534188][ T6008] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:42 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x20000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:42 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xab03, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:42 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfffffffe, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 672.541475][ T6015] loop1: detected capacity change from 0 to 18 [ 672.559342][ T6015] FAT-fs (loop1): bogus number of reserved sectors [ 672.565932][ T6015] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:42 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfffe, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 672.624337][ T6027] loop2: detected capacity change from 0 to 85 [ 672.636589][ T6027] FAT-fs (loop2): bogus number of reserved sectors [ 672.643167][ T6027] FAT-fs (loop2): Can't find a valid FAT filesystem [ 672.662700][ T6033] loop4: detected capacity change from 0 to 264192 16:00:42 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xffffffda, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:42 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x20100000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 672.685266][ T6015] loop1: detected capacity change from 0 to 18 [ 672.692057][ T6033] FAT-fs (loop4): bogus number of reserved sectors [ 672.695223][ T6015] FAT-fs (loop1): bogus number of reserved sectors [ 672.698733][ T6033] FAT-fs (loop4): Can't find a valid FAT filesystem [ 672.705268][ T6015] FAT-fs (loop1): Can't find a valid FAT filesystem [ 672.721214][ T6043] loop5: detected capacity change from 0 to 127 16:00:42 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2693, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 672.766821][ T6027] loop2: detected capacity change from 0 to 85 [ 672.777535][ T6043] FAT-fs (loop5): bogus number of reserved sectors [ 672.781796][ T6027] FAT-fs (loop2): bogus number of reserved sectors [ 672.784103][ T6043] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 672.790707][ T6027] FAT-fs (loop2): Can't find a valid FAT filesystem [ 672.800004][ T6043] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:42 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x8000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 672.807479][ T6063] loop1: detected capacity change from 0 to 19 [ 672.833901][ T6063] FAT-fs (loop1): bogus number of reserved sectors [ 672.835086][ T6072] loop3: detected capacity change from 0 to 264192 [ 672.840451][ T6063] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:43 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x22000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:43 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xac03, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 672.866164][ T6072] FAT-fs (loop3): bogus number of reserved sectors [ 672.869522][ T6043] loop5: detected capacity change from 0 to 127 [ 672.872734][ T6072] FAT-fs (loop3): Can't find a valid FAT filesystem [ 672.909523][ T6092] loop4: detected capacity change from 0 to 264192 [ 672.916178][ T6063] loop1: detected capacity change from 0 to 19 [ 672.923658][ T6043] FAT-fs (loop5): bogus number of reserved sectors [ 672.930262][ T6043] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 672.939372][ T6043] FAT-fs (loop5): Can't find a valid FAT filesystem [ 672.948979][ T6092] FAT-fs (loop4): bogus number of reserved sectors 16:00:43 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfffffff6, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:43 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x80000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:43 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x3f000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 672.955564][ T6092] FAT-fs (loop4): Can't find a valid FAT filesystem [ 672.956586][ T6063] FAT-fs (loop1): bogus number of reserved sectors [ 672.968716][ T6063] FAT-fs (loop1): Can't find a valid FAT filesystem [ 672.971772][ T6105] loop2: detected capacity change from 0 to 86 [ 672.991196][ T6105] FAT-fs (loop2): bogus number of reserved sectors [ 672.997761][ T6105] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:43 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2694, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 673.044034][ T6123] loop3: detected capacity change from 0 to 264192 [ 673.044433][ T6122] loop4: detected capacity change from 0 to 264192 [ 673.063042][ T6123] FAT-fs (loop3): bogus number of reserved sectors [ 673.069751][ T6123] FAT-fs (loop3): Can't find a valid FAT filesystem [ 673.076681][ T6105] loop2: detected capacity change from 0 to 86 16:00:43 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x20000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:43 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xad03, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 673.098141][ T6105] FAT-fs (loop2): bogus number of reserved sectors [ 673.104708][ T6105] FAT-fs (loop2): Can't find a valid FAT filesystem [ 673.111763][ T6122] FAT-fs (loop4): bogus number of reserved sectors [ 673.118446][ T6122] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:43 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x40000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 673.163534][ T6122] loop4: detected capacity change from 0 to 264192 [ 673.170908][ T6123] loop3: detected capacity change from 0 to 264192 [ 673.178151][ T6123] FAT-fs (loop3): bogus number of reserved sectors [ 673.184726][ T6123] FAT-fs (loop3): Can't find a valid FAT filesystem [ 673.210191][ T6122] FAT-fs (loop4): bogus number of reserved sectors [ 673.216730][ T6122] FAT-fs (loop4): Can't find a valid FAT filesystem [ 673.228062][ T6158] loop5: detected capacity change from 0 to 256 [ 673.252014][ T6163] loop1: detected capacity change from 0 to 19 [ 673.257757][ T6168] loop2: detected capacity change from 0 to 86 [ 673.268505][ T6158] FAT-fs (loop5): bogus number of reserved sectors [ 673.275064][ T6158] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 673.283471][ T6168] FAT-fs (loop2): bogus number of reserved sectors [ 673.284277][ T6158] FAT-fs (loop5): Can't find a valid FAT filesystem [ 673.290770][ T6168] FAT-fs (loop2): Can't find a valid FAT filesystem [ 673.305251][ T6163] FAT-fs (loop1): bogus number of reserved sectors [ 673.311919][ T6163] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:43 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xedc000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:43 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xae03, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 673.336154][ T6158] loop5: detected capacity change from 0 to 256 [ 673.350687][ T6163] loop1: detected capacity change from 0 to 19 [ 673.358809][ T6158] FAT-fs (loop5): bogus number of reserved sectors [ 673.365368][ T6158] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 673.374538][ T6158] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:43 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfffffffd, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:43 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x85ffffff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 673.391813][ T6163] FAT-fs (loop1): bogus number of reserved sectors [ 673.398336][ T6163] FAT-fs (loop1): Can't find a valid FAT filesystem [ 673.409031][ T6195] loop4: detected capacity change from 0 to 264192 [ 673.421428][ T6198] loop2: detected capacity change from 0 to 87 [ 673.430594][ T6199] loop3: detected capacity change from 0 to 264192 16:00:43 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x80000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:43 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2695, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 673.466433][ T6195] FAT-fs (loop4): bogus number of reserved sectors [ 673.473064][ T6195] FAT-fs (loop4): Can't find a valid FAT filesystem [ 673.479206][ T6212] loop5: detected capacity change from 0 to 1024 [ 673.489114][ T6212] FAT-fs (loop5): bogus number of reserved sectors [ 673.495717][ T6212] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 673.504846][ T6212] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:43 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x80040, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 673.514630][ T6198] FAT-fs (loop2): bogus number of reserved sectors [ 673.521214][ T6198] FAT-fs (loop2): Can't find a valid FAT filesystem [ 673.532096][ T6219] loop1: detected capacity change from 0 to 19 [ 673.543017][ T6199] FAT-fs (loop3): bogus number of reserved sectors [ 673.549574][ T6199] FAT-fs (loop3): Can't find a valid FAT filesystem [ 673.575256][ T6219] FAT-fs (loop1): bogus number of reserved sectors [ 673.581818][ T6219] FAT-fs (loop1): Can't find a valid FAT filesystem [ 673.595819][ T6198] loop2: detected capacity change from 0 to 87 [ 673.602860][ T6195] loop4: detected capacity change from 0 to 264192 [ 673.617941][ T6198] FAT-fs (loop2): bogus number of reserved sectors 16:00:43 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x8cffffff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:43 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfffffffe, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 673.624496][ T6198] FAT-fs (loop2): Can't find a valid FAT filesystem [ 673.634343][ T6195] FAT-fs (loop4): bogus number of reserved sectors [ 673.640964][ T6195] FAT-fs (loop4): Can't find a valid FAT filesystem [ 673.647753][ T6240] loop5: detected capacity change from 0 to 1024 [ 673.657923][ T6219] loop1: detected capacity change from 0 to 19 [ 673.667246][ T6219] FAT-fs (loop1): bogus number of reserved sectors [ 673.673815][ T6219] FAT-fs (loop1): Can't find a valid FAT filesystem [ 673.689214][ T6253] loop3: detected capacity change from 0 to 264192 [ 673.694854][ T6240] FAT-fs (loop5): bogus number of reserved sectors [ 673.698580][ T6253] FAT-fs (loop3): bogus number of reserved sectors [ 673.702295][ T6240] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 673.708789][ T6253] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:43 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xedc0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 673.717948][ T6240] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:43 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x1000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:43 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x26df, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:43 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xc0ed0000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 673.765467][ T6270] loop2: detected capacity change from 0 to 118 [ 673.794732][ T6240] loop5: detected capacity change from 0 to 1024 [ 673.804957][ T6270] FAT-fs (loop2): bogus number of reserved sectors 16:00:43 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 673.811508][ T6270] FAT-fs (loop2): Can't find a valid FAT filesystem [ 673.818858][ T6240] FAT-fs (loop5): bogus number of reserved sectors [ 673.825584][ T6240] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 673.830969][ T6288] loop3: detected capacity change from 0 to 264192 [ 673.834733][ T6240] FAT-fs (loop5): Can't find a valid FAT filesystem [ 673.844416][ T6288] FAT-fs (loop3): bogus number of reserved sectors [ 673.854586][ T6288] FAT-fs (loop3): Can't find a valid FAT filesystem [ 673.855421][ T6294] loop4: detected capacity change from 0 to 264192 [ 673.862853][ T6295] loop1: detected capacity change from 0 to 19 [ 673.870365][ T6294] FAT-fs (loop4): bogus number of reserved sectors [ 673.876804][ T6295] FAT-fs (loop1): bogus number of reserved sectors [ 673.880583][ T6294] FAT-fs (loop4): Can't find a valid FAT filesystem [ 673.887086][ T6295] FAT-fs (loop1): Can't find a valid FAT filesystem [ 673.908182][ T6288] loop3: detected capacity change from 0 to 264192 16:00:44 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x400000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 673.915420][ T6270] loop2: detected capacity change from 0 to 118 [ 673.923165][ T6288] FAT-fs (loop3): bogus number of reserved sectors [ 673.929793][ T6288] FAT-fs (loop3): Can't find a valid FAT filesystem [ 673.936460][ T6270] FAT-fs (loop2): bogus number of reserved sectors [ 673.943049][ T6270] FAT-fs (loop2): Can't find a valid FAT filesystem [ 673.952939][ T6294] loop4: detected capacity change from 0 to 264192 [ 673.963328][ T6294] FAT-fs (loop4): bogus number of reserved sectors [ 673.969935][ T6294] FAT-fs (loop4): Can't find a valid FAT filesystem [ 673.981377][ T6295] loop1: detected capacity change from 0 to 19 16:00:44 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xdaffffff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:44 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x7ffffffffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:44 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf300, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 674.010454][ T6295] FAT-fs (loop1): bogus number of reserved sectors [ 674.016873][ T6327] loop5: detected capacity change from 0 to 8192 [ 674.016972][ T6295] FAT-fs (loop1): Can't find a valid FAT filesystem [ 674.035879][ T6327] FAT-fs (loop5): bogus number of reserved sectors [ 674.042448][ T6327] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 674.051686][ T6327] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:44 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:44 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x26e2, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:44 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf3000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 674.102750][ T6347] loop4: detected capacity change from 0 to 264192 [ 674.113409][ T6347] FAT-fs (loop4): bogus number of reserved sectors [ 674.120060][ T6347] FAT-fs (loop4): Can't find a valid FAT filesystem [ 674.127982][ T6327] loop5: detected capacity change from 0 to 8192 [ 674.134908][ T6348] loop2: detected capacity change from 0 to 121 [ 674.144127][ T6348] FAT-fs (loop2): bogus number of reserved sectors 16:00:44 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x100000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 674.150711][ T6348] FAT-fs (loop2): Can't find a valid FAT filesystem [ 674.154506][ T6353] loop1: detected capacity change from 0 to 19 [ 674.165540][ T6353] FAT-fs (loop1): bogus number of reserved sectors [ 674.172196][ T6353] FAT-fs (loop1): Can't find a valid FAT filesystem [ 674.184933][ T6327] FAT-fs (loop5): bogus number of reserved sectors [ 674.185862][ T6364] loop3: detected capacity change from 0 to 264192 [ 674.191605][ T6327] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 674.207236][ T6327] FAT-fs (loop5): Can't find a valid FAT filesystem [ 674.224523][ T6348] loop2: detected capacity change from 0 to 121 [ 674.231008][ T6364] FAT-fs (loop3): bogus number of reserved sectors [ 674.235435][ T6353] loop1: detected capacity change from 0 to 19 [ 674.238243][ T6364] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:44 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:44 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x80000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 674.262637][ T6374] loop4: detected capacity change from 0 to 264192 [ 674.265652][ T6348] FAT-fs (loop2): bogus number of reserved sectors [ 674.274650][ T6374] FAT-fs (loop4): bogus number of reserved sectors [ 674.275734][ T6348] FAT-fs (loop2): Can't find a valid FAT filesystem [ 674.288906][ T6374] FAT-fs (loop4): Can't find a valid FAT filesystem [ 674.322084][ T6353] FAT-fs (loop1): bogus number of reserved sectors [ 674.328473][ T6403] loop3: detected capacity change from 0 to 264192 [ 674.328635][ T6353] FAT-fs (loop1): Can't find a valid FAT filesystem [ 674.336696][ T6403] FAT-fs (loop3): bogus number of reserved sectors [ 674.348350][ T6403] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:44 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf700, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 674.379486][ T6403] loop3: detected capacity change from 0 to 264192 [ 674.405993][ T6374] loop4: detected capacity change from 0 to 264192 [ 674.417715][ T6403] FAT-fs (loop3): bogus number of reserved sectors 16:00:44 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf6ffffff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:44 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3f00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 674.424338][ T6403] FAT-fs (loop3): Can't find a valid FAT filesystem [ 674.429374][ T6423] loop2: detected capacity change from 0 to 123 [ 674.444879][ T6374] FAT-fs (loop4): bogus number of reserved sectors [ 674.448915][ T6425] loop5: detected capacity change from 0 to 32768 [ 674.451433][ T6374] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:44 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x10e000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:44 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xedc000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 674.480129][ T6425] FAT-fs (loop5): bogus number of reserved sectors [ 674.486677][ T6425] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 674.495849][ T6425] FAT-fs (loop5): Can't find a valid FAT filesystem [ 674.508302][ T6423] FAT-fs (loop2): bogus number of reserved sectors [ 674.514919][ T6423] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:44 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf7000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 674.547102][ T6436] loop4: detected capacity change from 0 to 264192 [ 674.547355][ T6425] loop5: detected capacity change from 0 to 32768 [ 674.577342][ T6423] loop2: detected capacity change from 0 to 123 [ 674.592480][ T6451] loop1: detected capacity change from 0 to 31 [ 674.598915][ T6425] FAT-fs (loop5): bogus number of reserved sectors [ 674.605522][ T6425] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 674.614012][ T6436] FAT-fs (loop4): bogus number of reserved sectors [ 674.614654][ T6425] FAT-fs (loop5): Can't find a valid FAT filesystem [ 674.621148][ T6436] FAT-fs (loop4): Can't find a valid FAT filesystem [ 674.634605][ T6423] FAT-fs (loop2): bogus number of reserved sectors [ 674.641212][ T6423] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:44 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfa00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:44 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x200000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 674.642686][ T6467] loop3: detected capacity change from 0 to 264192 [ 674.660832][ T6451] FAT-fs (loop1): bogus number of reserved sectors [ 674.667437][ T6451] FAT-fs (loop1): Can't find a valid FAT filesystem [ 674.680359][ T6467] FAT-fs (loop3): bogus number of reserved sectors [ 674.686891][ T6467] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:44 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10e0000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:44 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf9fdffff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 674.710079][ T6487] loop2: detected capacity change from 0 to 125 [ 674.730558][ T6451] loop1: detected capacity change from 0 to 31 [ 674.731754][ T6494] loop5: detected capacity change from 0 to 34560 [ 674.747216][ T6467] loop3: detected capacity change from 0 to 264192 [ 674.748136][ T6451] FAT-fs (loop1): bogus number of reserved sectors 16:00:44 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x204000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 674.760308][ T6451] FAT-fs (loop1): Can't find a valid FAT filesystem [ 674.765196][ T6467] FAT-fs (loop3): bogus number of reserved sectors [ 674.773437][ T6467] FAT-fs (loop3): Can't find a valid FAT filesystem [ 674.789645][ T6494] FAT-fs (loop5): bogus number of reserved sectors [ 674.792304][ T6487] FAT-fs (loop2): bogus number of reserved sectors 16:00:44 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:44 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 674.796281][ T6494] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 674.802797][ T6487] FAT-fs (loop2): Can't find a valid FAT filesystem [ 674.811909][ T6494] FAT-fs (loop5): Can't find a valid FAT filesystem [ 674.862101][ T6487] loop2: detected capacity change from 0 to 125 [ 674.868728][ T6513] loop4: detected capacity change from 0 to 264192 [ 674.875497][ T6494] loop5: detected capacity change from 0 to 34560 [ 674.883231][ T6494] FAT-fs (loop5): bogus number of reserved sectors [ 674.889954][ T6494] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 674.899125][ T6494] FAT-fs (loop5): Can't find a valid FAT filesystem [ 674.900011][ T6542] loop1: detected capacity change from 0 to 32 [ 674.914010][ T6520] loop3: detected capacity change from 0 to 264192 [ 674.915651][ T6513] FAT-fs (loop4): bogus number of reserved sectors [ 674.924866][ T6520] FAT-fs (loop3): bogus number of reserved sectors [ 674.927098][ T6513] FAT-fs (loop4): Can't find a valid FAT filesystem [ 674.933660][ T6520] FAT-fs (loop3): Can't find a valid FAT filesystem [ 674.936803][ T6542] FAT-fs (loop1): bogus number of reserved sectors [ 674.947762][ T6487] FAT-fs (loop2): bogus number of reserved sectors 16:00:45 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfa000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:45 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x300000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:45 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 674.953516][ T6542] FAT-fs (loop1): Can't find a valid FAT filesystem [ 674.966904][ T6487] FAT-fs (loop2): Can't find a valid FAT filesystem [ 674.997711][ T6542] loop1: detected capacity change from 0 to 32 [ 675.004089][ T6520] loop3: detected capacity change from 0 to 264192 16:00:45 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfeff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 675.022612][ T6542] FAT-fs (loop1): bogus number of reserved sectors [ 675.029141][ T6542] FAT-fs (loop1): Can't find a valid FAT filesystem [ 675.036296][ T6520] FAT-fs (loop3): bogus number of reserved sectors [ 675.042558][ T6570] loop4: detected capacity change from 0 to 264192 [ 675.042863][ T6520] FAT-fs (loop3): Can't find a valid FAT filesystem [ 675.056398][ T6570] FAT-fs (loop4): bogus number of reserved sectors [ 675.062959][ T6570] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:45 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:45 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4800, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 675.070619][ T6571] loop5: detected capacity change from 0 to 65536 16:00:45 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfdfdffff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:45 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x400000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 675.125711][ T6571] FAT-fs (loop5): bogus number of reserved sectors [ 675.132277][ T6571] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 675.136580][ T6595] loop1: detected capacity change from 0 to 36 [ 675.141522][ T6571] FAT-fs (loop5): Can't find a valid FAT filesystem [ 675.151870][ T6595] FAT-fs (loop1): bogus number of reserved sectors [ 675.160807][ T6595] FAT-fs (loop1): Can't find a valid FAT filesystem [ 675.164164][ T6599] loop2: detected capacity change from 0 to 127 16:00:45 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xff0f, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 675.179545][ T6599] FAT-fs (loop2): bogus number of reserved sectors [ 675.186218][ T6599] FAT-fs (loop2): Can't find a valid FAT filesystem [ 675.188462][ T6600] loop3: detected capacity change from 0 to 264192 [ 675.208141][ T6600] FAT-fs (loop3): bogus number of reserved sectors [ 675.214703][ T6600] FAT-fs (loop3): Can't find a valid FAT filesystem [ 675.226830][ T6612] loop4: detected capacity change from 0 to 264192 [ 675.249893][ T6612] FAT-fs (loop4): bogus number of reserved sectors [ 675.256475][ T6612] FAT-fs (loop4): Can't find a valid FAT filesystem [ 675.263574][ T6595] loop1: detected capacity change from 0 to 36 [ 675.269374][ T6629] loop2: detected capacity change from 0 to 127 16:00:45 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2040000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 675.276295][ T6595] FAT-fs (loop1): bogus number of reserved sectors [ 675.276837][ T6600] loop3: detected capacity change from 0 to 264192 [ 675.282941][ T6595] FAT-fs (loop1): Can't find a valid FAT filesystem [ 675.292660][ T6600] FAT-fs (loop3): bogus number of reserved sectors [ 675.302535][ T6600] FAT-fs (loop3): Can't find a valid FAT filesystem [ 675.310533][ T6637] loop5: detected capacity change from 0 to 66048 [ 675.318618][ T6629] FAT-fs (loop2): bogus number of reserved sectors 16:00:45 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfeffffff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 675.325188][ T6629] FAT-fs (loop2): Can't find a valid FAT filesystem [ 675.343195][ T6637] FAT-fs (loop5): bogus number of reserved sectors [ 675.349845][ T6637] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 675.359048][ T6637] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:45 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7ffffffffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:45 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4c00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 675.384993][ T6612] loop4: detected capacity change from 0 to 264192 [ 675.394273][ T6629] loop2: detected capacity change from 0 to 127 [ 675.403383][ T6657] loop3: detected capacity change from 0 to 264192 [ 675.415298][ T6629] FAT-fs (loop2): bogus number of reserved sectors [ 675.421881][ T6629] FAT-fs (loop2): Can't find a valid FAT filesystem [ 675.431254][ T6657] FAT-fs (loop3): bogus number of reserved sectors [ 675.434195][ T6612] FAT-fs (loop4): bogus number of reserved sectors [ 675.437807][ T6657] FAT-fs (loop3): Can't find a valid FAT filesystem [ 675.444328][ T6612] FAT-fs (loop4): Can't find a valid FAT filesystem [ 675.456615][ T6667] loop1: detected capacity change from 0 to 38 [ 675.481348][ T6637] loop5: detected capacity change from 0 to 66048 16:00:45 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x40000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:45 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfffe, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 675.507781][ T6667] FAT-fs (loop1): bogus number of reserved sectors [ 675.514414][ T6667] FAT-fs (loop1): Can't find a valid FAT filesystem [ 675.536163][ T6637] FAT-fs (loop5): bogus number of reserved sectors [ 675.542800][ T6637] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 675.546430][ T6687] loop2: detected capacity change from 0 to 127 16:00:45 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xff000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 675.551975][ T6637] FAT-fs (loop5): Can't find a valid FAT filesystem [ 675.560920][ T6690] loop3: detected capacity change from 0 to 264192 [ 675.573035][ T6690] FAT-fs (loop3): bogus number of reserved sectors [ 675.579575][ T6690] FAT-fs (loop3): Can't find a valid FAT filesystem [ 675.587296][ T6687] FAT-fs (loop2): bogus number of reserved sectors [ 675.593874][ T6687] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:45 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 675.616251][ T6667] loop1: detected capacity change from 0 to 38 [ 675.634178][ T6667] FAT-fs (loop1): bogus number of reserved sectors [ 675.640737][ T6667] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:45 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x500000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 675.663406][ T6707] loop5: detected capacity change from 0 to 98304 [ 675.672471][ T6707] FAT-fs (loop5): bogus number of reserved sectors [ 675.679011][ T6707] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 675.688152][ T6707] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:45 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:45 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xff0f0000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 675.714599][ T6707] loop5: detected capacity change from 0 to 98304 [ 675.728480][ T6687] loop2: detected capacity change from 0 to 127 [ 675.742178][ T6690] loop3: detected capacity change from 0 to 264192 [ 675.752687][ T6687] FAT-fs (loop2): bogus number of reserved sectors [ 675.759343][ T6687] FAT-fs (loop2): Can't find a valid FAT filesystem [ 675.766661][ T6707] FAT-fs (loop5): bogus number of reserved sectors [ 675.773219][ T6707] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 675.782443][ T6707] FAT-fs (loop5): Can't find a valid FAT filesystem [ 675.783073][ T6732] loop4: detected capacity change from 0 to 264192 [ 675.798397][ T6690] FAT-fs (loop3): bogus number of reserved sectors [ 675.805000][ T6690] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:46 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x100000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:46 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 675.815988][ T6737] loop1: detected capacity change from 0 to 48 [ 675.824720][ T6737] FAT-fs (loop1): bogus number of reserved sectors [ 675.831479][ T6737] FAT-fs (loop1): Can't find a valid FAT filesystem [ 675.852747][ T6732] FAT-fs (loop4): bogus number of reserved sectors [ 675.859283][ T6732] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:46 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x20000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:46 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6800, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 675.913779][ T6757] loop3: detected capacity change from 0 to 264192 [ 675.924209][ T6757] FAT-fs (loop3): bogus number of reserved sectors [ 675.930764][ T6757] FAT-fs (loop3): Can't find a valid FAT filesystem [ 675.936351][ T6763] loop2: detected capacity change from 0 to 256 16:00:46 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfffdffff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 675.961524][ T6732] loop4: detected capacity change from 0 to 264192 [ 675.971166][ T6764] loop1: detected capacity change from 0 to 52 [ 675.983670][ T6757] loop3: detected capacity change from 0 to 264192 [ 675.991148][ T6763] FAT-fs (loop2): bogus number of reserved sectors [ 675.996338][ T6781] loop5: detected capacity change from 0 to 131072 [ 675.997673][ T6763] FAT-fs (loop2): Can't find a valid FAT filesystem [ 676.013480][ T6732] FAT-fs (loop4): bogus number of reserved sectors [ 676.020112][ T6732] FAT-fs (loop4): Can't find a valid FAT filesystem [ 676.027382][ T6764] FAT-fs (loop1): bogus number of reserved sectors [ 676.034018][ T6764] FAT-fs (loop1): Can't find a valid FAT filesystem [ 676.042960][ T6781] FAT-fs (loop5): bogus number of reserved sectors [ 676.049630][ T6781] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:46 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10e000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:46 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfffffdf9, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:46 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x600000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 676.058784][ T6781] FAT-fs (loop5): Can't find a valid FAT filesystem [ 676.065419][ T6757] FAT-fs (loop3): bogus number of reserved sectors [ 676.071953][ T6757] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:46 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x80000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 676.123184][ T6764] loop1: detected capacity change from 0 to 52 [ 676.138508][ T6764] FAT-fs (loop1): bogus number of reserved sectors [ 676.140947][ T6781] loop5: detected capacity change from 0 to 131072 [ 676.145081][ T6764] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:46 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x5000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 676.168551][ T6813] loop3: detected capacity change from 0 to 264192 [ 676.172028][ T6781] FAT-fs (loop5): bogus number of reserved sectors [ 676.181959][ T6781] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 676.191080][ T6781] FAT-fs (loop5): Can't find a valid FAT filesystem [ 676.201078][ T6813] FAT-fs (loop3): bogus number of reserved sectors [ 676.207603][ T6813] FAT-fs (loop3): Can't find a valid FAT filesystem [ 676.214459][ T6811] loop4: detected capacity change from 0 to 264192 16:00:46 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfffffdfd, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:46 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6c00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 676.223870][ T6811] FAT-fs (loop4): bogus number of reserved sectors [ 676.230417][ T6811] FAT-fs (loop4): Can't find a valid FAT filesystem [ 676.270989][ T6840] loop2: detected capacity change from 0 to 1024 [ 676.283883][ T6844] loop1: detected capacity change from 0 to 54 [ 676.288781][ T6840] FAT-fs (loop2): bogus number of reserved sectors [ 676.296128][ T6844] FAT-fs (loop1): bogus number of reserved sectors [ 676.297146][ T6840] FAT-fs (loop2): Can't find a valid FAT filesystem [ 676.311018][ T6844] FAT-fs (loop1): Can't find a valid FAT filesystem [ 676.318288][ T6830] loop5: detected capacity change from 0 to 163840 [ 676.331161][ T6840] loop2: detected capacity change from 0 to 1024 [ 676.351990][ T6830] FAT-fs (loop5): bogus number of reserved sectors [ 676.358560][ T6830] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:46 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x604000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 676.367844][ T6830] FAT-fs (loop5): Can't find a valid FAT filesystem [ 676.381265][ T6840] FAT-fs (loop2): bogus number of reserved sectors [ 676.382579][ T6869] loop4: detected capacity change from 0 to 264192 [ 676.387867][ T6840] FAT-fs (loop2): Can't find a valid FAT filesystem [ 676.388230][ T6813] loop3: detected capacity change from 0 to 264192 [ 676.398585][ T6869] FAT-fs (loop4): bogus number of reserved sectors [ 676.409113][ T6813] FAT-fs (loop3): bogus number of reserved sectors [ 676.414100][ T6869] FAT-fs (loop4): Can't find a valid FAT filesystem [ 676.424680][ T6844] loop1: detected capacity change from 0 to 54 [ 676.427298][ T6813] FAT-fs (loop3): Can't find a valid FAT filesystem [ 676.435232][ T6844] FAT-fs (loop1): bogus number of reserved sectors [ 676.446837][ T6844] FAT-fs (loop1): Can't find a valid FAT filesystem [ 676.465293][ T6830] loop5: detected capacity change from 0 to 163840 16:00:46 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x80040, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:46 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:46 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfffffdff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 676.473867][ T6830] FAT-fs (loop5): bogus number of reserved sectors [ 676.480477][ T6830] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 676.489678][ T6830] FAT-fs (loop5): Can't find a valid FAT filesystem [ 676.496571][ T6869] loop4: detected capacity change from 0 to 264192 16:00:46 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x200000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:46 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7400, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 676.535563][ T6901] loop2: detected capacity change from 0 to 1024 [ 676.545528][ T6901] FAT-fs (loop2): bogus number of reserved sectors [ 676.552098][ T6901] FAT-fs (loop2): Can't find a valid FAT filesystem [ 676.569288][ T6869] FAT-fs (loop4): bogus number of reserved sectors [ 676.575827][ T6869] FAT-fs (loop4): Can't find a valid FAT filesystem [ 676.598109][ T6908] loop3: detected capacity change from 0 to 264192 [ 676.612616][ T6901] loop2: detected capacity change from 0 to 1024 [ 676.629680][ T6908] FAT-fs (loop3): bogus number of reserved sectors [ 676.636267][ T6908] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:46 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xffffff7f, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 676.638609][ T6914] loop5: detected capacity change from 0 to 196608 [ 676.650111][ T6901] FAT-fs (loop2): bogus number of reserved sectors [ 676.655995][ T6926] loop1: detected capacity change from 0 to 58 [ 676.656630][ T6901] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:46 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x700000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 676.695762][ T6914] FAT-fs (loop5): bogus number of reserved sectors [ 676.702336][ T6914] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 676.711508][ T6914] FAT-fs (loop5): Can't find a valid FAT filesystem [ 676.723714][ T6926] FAT-fs (loop1): bogus number of reserved sectors [ 676.730266][ T6926] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:46 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 676.747873][ T6908] loop3: detected capacity change from 0 to 264192 [ 676.755261][ T6908] FAT-fs (loop3): bogus number of reserved sectors [ 676.761818][ T6908] FAT-fs (loop3): Can't find a valid FAT filesystem [ 676.763821][ T6945] loop4: detected capacity change from 0 to 264192 [ 676.769059][ T6926] loop1: detected capacity change from 0 to 58 [ 676.779912][ T6945] FAT-fs (loop4): bogus number of reserved sectors [ 676.787784][ T6945] FAT-fs (loop4): Can't find a valid FAT filesystem [ 676.789062][ T6926] FAT-fs (loop1): bogus number of reserved sectors [ 676.800930][ T6926] FAT-fs (loop1): Can't find a valid FAT filesystem [ 676.822799][ T6914] loop5: detected capacity change from 0 to 196608 [ 676.830203][ T6914] FAT-fs (loop5): bogus number of reserved sectors [ 676.836707][ T6914] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 676.845836][ T6914] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:47 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x204000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 676.870751][ T6945] loop4: detected capacity change from 0 to 264192 [ 676.905881][ T6945] FAT-fs (loop4): bogus number of reserved sectors [ 676.908001][ T6976] loop2: detected capacity change from 0 to 32768 16:00:47 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xffffff85, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:47 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7a00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 676.912495][ T6945] FAT-fs (loop4): Can't find a valid FAT filesystem [ 676.928293][ T6978] loop3: detected capacity change from 0 to 264192 [ 676.950045][ T6978] FAT-fs (loop3): bogus number of reserved sectors [ 676.956587][ T6978] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:47 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x800000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 676.973970][ T6985] loop1: detected capacity change from 0 to 61 [ 676.999939][ T6985] FAT-fs (loop1): bogus number of reserved sectors [ 677.006500][ T6985] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:47 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xffffff8c, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:47 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6040000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 677.032578][ T6976] FAT-fs (loop2): bogus number of reserved sectors [ 677.039120][ T6976] FAT-fs (loop2): Can't find a valid FAT filesystem [ 677.047662][ T6998] loop4: detected capacity change from 0 to 264192 [ 677.070530][ T6978] loop3: detected capacity change from 0 to 264192 16:00:47 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x300000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 677.070603][ T6985] loop1: detected capacity change from 0 to 61 [ 677.082945][ T6978] FAT-fs (loop3): bogus number of reserved sectors [ 677.089710][ T6978] FAT-fs (loop3): Can't find a valid FAT filesystem [ 677.122691][ T6985] FAT-fs (loop1): bogus number of reserved sectors [ 677.129313][ T6985] FAT-fs (loop1): Can't find a valid FAT filesystem [ 677.135755][ T6998] FAT-fs (loop4): bogus number of reserved sectors [ 677.138946][ T7018] loop5: detected capacity change from 0 to 197120 [ 677.142494][ T6998] FAT-fs (loop4): Can't find a valid FAT filesystem [ 677.151799][ T7018] FAT-fs (loop5): bogus number of reserved sectors [ 677.158150][ T6976] loop2: detected capacity change from 0 to 32768 [ 677.162117][ T7018] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 677.176984][ T6976] FAT-fs (loop2): bogus number of reserved sectors [ 677.177758][ T7018] FAT-fs (loop5): Can't find a valid FAT filesystem [ 677.184282][ T6976] FAT-fs (loop2): Can't find a valid FAT filesystem [ 677.198255][ T7033] loop3: detected capacity change from 0 to 264192 [ 677.207654][ T7033] FAT-fs (loop3): bogus number of reserved sectors [ 677.214277][ T7033] FAT-fs (loop3): Can't find a valid FAT filesystem [ 677.217132][ T7018] loop5: detected capacity change from 0 to 197120 16:00:47 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8503, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:47 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xffffffda, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:47 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 677.237468][ T7018] FAT-fs (loop5): bogus number of reserved sectors [ 677.244115][ T7018] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 677.245409][ T6998] loop4: detected capacity change from 0 to 264192 [ 677.254105][ T7018] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:47 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10e0000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:47 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x400000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 677.302094][ T7055] loop1: detected capacity change from 0 to 66 [ 677.318091][ T7055] FAT-fs (loop1): bogus number of reserved sectors [ 677.324749][ T7055] FAT-fs (loop1): Can't find a valid FAT filesystem [ 677.345223][ T7064] loop2: detected capacity change from 0 to 34560 16:00:47 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfffffff6, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 677.371248][ T7076] loop3: detected capacity change from 0 to 264192 [ 677.378149][ T7074] loop5: detected capacity change from 0 to 229376 [ 677.385133][ T7076] FAT-fs (loop3): bogus number of reserved sectors [ 677.391677][ T7076] FAT-fs (loop3): Can't find a valid FAT filesystem [ 677.402327][ T7064] FAT-fs (loop2): bogus number of reserved sectors [ 677.408925][ T7064] FAT-fs (loop2): Can't find a valid FAT filesystem [ 677.428854][ T7055] loop1: detected capacity change from 0 to 66 [ 677.450419][ T7074] FAT-fs (loop5): bogus number of reserved sectors [ 677.456959][ T7074] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 677.466207][ T7074] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:47 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x900000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:47 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfffffffe, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 677.482712][ T7076] loop3: detected capacity change from 0 to 264192 [ 677.493969][ T7076] FAT-fs (loop3): bogus number of reserved sectors [ 677.500573][ T7076] FAT-fs (loop3): Can't find a valid FAT filesystem [ 677.509337][ T7055] FAT-fs (loop1): bogus number of reserved sectors [ 677.515903][ T7055] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:47 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8603, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 677.574709][ T7074] loop5: detected capacity change from 0 to 229376 [ 677.574914][ T7064] loop2: detected capacity change from 0 to 34560 [ 677.586984][ T7121] loop1: detected capacity change from 0 to 67 [ 677.593728][ T7064] FAT-fs (loop2): bogus number of reserved sectors [ 677.594262][ T7074] FAT-fs (loop5): bogus number of reserved sectors [ 677.600389][ T7064] FAT-fs (loop2): Can't find a valid FAT filesystem [ 677.613488][ T7074] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:47 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x500000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 677.617722][ T7127] loop4: detected capacity change from 0 to 264192 [ 677.622621][ T7074] FAT-fs (loop5): Can't find a valid FAT filesystem [ 677.631845][ T7127] FAT-fs (loop4): bogus number of reserved sectors [ 677.642412][ T7127] FAT-fs (loop4): Can't find a valid FAT filesystem [ 677.644584][ T7121] FAT-fs (loop1): bogus number of reserved sectors [ 677.655640][ T7121] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:47 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 677.673834][ T7137] loop3: detected capacity change from 0 to 264192 [ 677.684496][ T7137] FAT-fs (loop3): bogus number of reserved sectors [ 677.691070][ T7137] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:47 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xa00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:47 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:47 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xedc000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 677.720055][ T7121] loop1: detected capacity change from 0 to 67 [ 677.739071][ T7121] FAT-fs (loop1): bogus number of reserved sectors [ 677.745631][ T7121] FAT-fs (loop1): Can't find a valid FAT filesystem [ 677.753654][ T7158] loop5: detected capacity change from 0 to 262144 [ 677.763734][ T7158] FAT-fs (loop5): bogus number of reserved sectors 16:00:47 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 677.770344][ T7158] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 677.774756][ T7167] loop2: detected capacity change from 0 to 65536 [ 677.779444][ T7158] FAT-fs (loop5): Can't find a valid FAT filesystem [ 677.800612][ T7168] loop4: detected capacity change from 0 to 264192 [ 677.815956][ T7137] loop3: detected capacity change from 0 to 264192 [ 677.826312][ T7168] FAT-fs (loop4): bogus number of reserved sectors [ 677.833046][ T7168] FAT-fs (loop4): Can't find a valid FAT filesystem [ 677.846787][ T7137] FAT-fs (loop3): bogus number of reserved sectors [ 677.853364][ T7137] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:48 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8703, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:48 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x1000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 677.871544][ T7167] FAT-fs (loop2): bogus number of reserved sectors [ 677.878099][ T7167] FAT-fs (loop2): Can't find a valid FAT filesystem [ 677.908750][ T7168] loop4: detected capacity change from 0 to 264192 16:00:48 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x600000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 677.920532][ T7191] loop5: detected capacity change from 0 to 264192 [ 677.936299][ T7168] FAT-fs (loop4): bogus number of reserved sectors [ 677.941902][ T7191] FAT-fs (loop5): bogus number of reserved sectors [ 677.942861][ T7168] FAT-fs (loop4): Can't find a valid FAT filesystem [ 677.949333][ T7191] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 677.965079][ T7191] FAT-fs (loop5): Can't find a valid FAT filesystem [ 677.967212][ T7202] loop1: detected capacity change from 0 to 67 [ 677.989121][ T7211] loop3: detected capacity change from 0 to 264192 [ 678.003627][ T7211] FAT-fs (loop3): bogus number of reserved sectors [ 678.010204][ T7211] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:48 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x7ffffffffffff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 678.023397][ T7202] FAT-fs (loop1): bogus number of reserved sectors [ 678.030019][ T7202] FAT-fs (loop1): Can't find a valid FAT filesystem [ 678.042298][ T7167] loop2: detected capacity change from 0 to 65536 [ 678.054443][ T7167] FAT-fs (loop2): bogus number of reserved sectors [ 678.061046][ T7167] FAT-fs (loop2): Can't find a valid FAT filesystem [ 678.076165][ T7211] loop3: detected capacity change from 0 to 264192 [ 678.079571][ T7191] loop5: detected capacity change from 0 to 264192 [ 678.089427][ T7211] FAT-fs (loop3): bogus number of reserved sectors [ 678.095991][ T7211] FAT-fs (loop3): Can't find a valid FAT filesystem [ 678.106732][ T7191] FAT-fs (loop5): bogus number of reserved sectors [ 678.113314][ T7191] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 678.122454][ T7191] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:48 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:48 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:48 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2040000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 678.153961][ T7202] loop1: detected capacity change from 0 to 67 [ 678.184889][ T7202] FAT-fs (loop1): bogus number of reserved sectors [ 678.191472][ T7202] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:48 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x604000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 678.206963][ T7247] loop2: detected capacity change from 0 to 66048 [ 678.223796][ T7252] loop5: detected capacity change from 0 to 264192 16:00:48 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8803, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 678.249246][ T7247] FAT-fs (loop2): bogus number of reserved sectors [ 678.255813][ T7247] FAT-fs (loop2): Can't find a valid FAT filesystem [ 678.265115][ T7265] loop4: detected capacity change from 0 to 264192 [ 678.273131][ T7252] FAT-fs (loop5): bogus number of reserved sectors [ 678.275903][ T7265] FAT-fs (loop4): bogus number of reserved sectors [ 678.279726][ T7252] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 678.286216][ T7265] FAT-fs (loop4): Can't find a valid FAT filesystem [ 678.295339][ T7252] FAT-fs (loop5): Can't find a valid FAT filesystem [ 678.339199][ T7247] loop2: detected capacity change from 0 to 66048 16:00:48 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x100000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 678.340783][ T7268] loop1: detected capacity change from 0 to 68 16:00:48 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xc00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 678.384935][ T7247] FAT-fs (loop2): bogus number of reserved sectors [ 678.391497][ T7247] FAT-fs (loop2): Can't find a valid FAT filesystem [ 678.400844][ T7280] loop3: detected capacity change from 0 to 264192 [ 678.422316][ T7268] FAT-fs (loop1): bogus number of reserved sectors 16:00:48 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x10e000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 678.428865][ T7268] FAT-fs (loop1): Can't find a valid FAT filesystem [ 678.438804][ T7280] FAT-fs (loop3): bogus number of reserved sectors [ 678.445422][ T7280] FAT-fs (loop3): Can't find a valid FAT filesystem [ 678.450844][ T7292] loop4: detected capacity change from 0 to 264192 [ 678.465156][ T7292] FAT-fs (loop4): bogus number of reserved sectors [ 678.471825][ T7292] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:48 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 678.485054][ T7268] loop1: detected capacity change from 0 to 68 [ 678.493790][ T7268] FAT-fs (loop1): bogus number of reserved sectors [ 678.500345][ T7268] FAT-fs (loop1): Can't find a valid FAT filesystem [ 678.511909][ T7252] loop5: detected capacity change from 0 to 264192 [ 678.515555][ T7292] loop4: detected capacity change from 0 to 264192 [ 678.520930][ T7252] FAT-fs (loop5): bogus number of reserved sectors 16:00:48 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x700000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:48 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xd00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 678.531601][ T7252] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 678.534639][ T7321] loop2: detected capacity change from 0 to 98304 [ 678.540729][ T7252] FAT-fs (loop5): Can't find a valid FAT filesystem [ 678.554915][ T7292] FAT-fs (loop4): bogus number of reserved sectors [ 678.561469][ T7292] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:48 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9326, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 678.604597][ T7336] loop3: detected capacity change from 0 to 264192 [ 678.614989][ T7336] FAT-fs (loop3): bogus number of reserved sectors [ 678.615068][ T7321] FAT-fs (loop2): bogus number of reserved sectors [ 678.621594][ T7336] FAT-fs (loop3): Can't find a valid FAT filesystem [ 678.634693][ T7321] FAT-fs (loop2): Can't find a valid FAT filesystem [ 678.658273][ T7348] loop1: detected capacity change from 0 to 73 [ 678.666722][ T7336] loop3: detected capacity change from 0 to 264192 [ 678.674623][ T7348] FAT-fs (loop1): bogus number of reserved sectors [ 678.681208][ T7348] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:48 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:48 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x200000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:48 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x800000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 678.702894][ T7336] FAT-fs (loop3): bogus number of reserved sectors [ 678.709435][ T7336] FAT-fs (loop3): Can't find a valid FAT filesystem [ 678.720344][ T7354] loop4: detected capacity change from 0 to 264192 [ 678.733985][ T7348] loop1: detected capacity change from 0 to 73 [ 678.745107][ T7321] loop2: detected capacity change from 0 to 98304 16:00:48 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x900000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:48 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x204000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 678.753310][ T7348] FAT-fs (loop1): bogus number of reserved sectors [ 678.759855][ T7348] FAT-fs (loop1): Can't find a valid FAT filesystem [ 678.789531][ T7321] FAT-fs (loop2): bogus number of reserved sectors [ 678.796098][ T7321] FAT-fs (loop2): Can't find a valid FAT filesystem [ 678.826320][ T7354] FAT-fs (loop4): bogus number of reserved sectors [ 678.832912][ T7354] FAT-fs (loop4): Can't find a valid FAT filesystem [ 678.841512][ T7388] loop5: detected capacity change from 0 to 264192 [ 678.859671][ T7389] loop3: detected capacity change from 0 to 264192 [ 678.861863][ T7388] FAT-fs (loop5): bogus number of reserved sectors 16:00:49 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xe00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 678.873007][ T7388] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 678.882502][ T7388] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:49 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:49 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9426, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 678.927971][ T7389] FAT-fs (loop3): bogus number of reserved sectors [ 678.934541][ T7389] FAT-fs (loop3): Can't find a valid FAT filesystem [ 678.944880][ T7410] loop4: detected capacity change from 0 to 264192 16:00:49 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x300000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:49 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 678.976632][ T7420] loop2: detected capacity change from 0 to 131072 [ 678.989965][ T7410] FAT-fs (loop4): bogus number of reserved sectors [ 678.996513][ T7410] FAT-fs (loop4): Can't find a valid FAT filesystem [ 679.008069][ T7420] FAT-fs (loop2): bogus number of reserved sectors [ 679.014661][ T7420] FAT-fs (loop2): Can't find a valid FAT filesystem [ 679.037775][ T7427] loop1: detected capacity change from 0 to 74 [ 679.061586][ T7388] loop5: detected capacity change from 0 to 264192 [ 679.068321][ T7427] FAT-fs (loop1): bogus number of reserved sectors [ 679.074678][ T7439] loop3: detected capacity change from 0 to 264192 [ 679.074967][ T7427] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:49 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x5000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 679.085136][ T7388] FAT-fs (loop5): bogus number of reserved sectors [ 679.094210][ T7439] FAT-fs (loop3): bogus number of reserved sectors [ 679.094708][ T7388] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 679.101241][ T7439] FAT-fs (loop3): Can't find a valid FAT filesystem [ 679.110357][ T7388] FAT-fs (loop5): Can't find a valid FAT filesystem [ 679.134915][ T7410] loop4: detected capacity change from 0 to 264192 [ 679.138143][ T7452] loop2: detected capacity change from 0 to 163840 [ 679.142142][ T7410] FAT-fs (loop4): bogus number of reserved sectors [ 679.150190][ T7452] FAT-fs (loop2): bogus number of reserved sectors [ 679.154555][ T7410] FAT-fs (loop4): Can't find a valid FAT filesystem [ 679.161046][ T7452] FAT-fs (loop2): Can't find a valid FAT filesystem [ 679.181692][ T7439] loop3: detected capacity change from 0 to 264192 16:00:49 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 679.188623][ T7427] loop1: detected capacity change from 0 to 74 [ 679.206893][ T7472] loop5: detected capacity change from 0 to 264192 [ 679.215512][ T7472] FAT-fs (loop5): bogus number of reserved sectors [ 679.215582][ T7427] FAT-fs (loop1): bogus number of reserved sectors [ 679.222111][ T7472] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:49 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xf00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:49 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x400000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 679.228595][ T7427] FAT-fs (loop1): Can't find a valid FAT filesystem [ 679.237713][ T7472] FAT-fs (loop5): Can't find a valid FAT filesystem [ 679.239116][ T7439] FAT-fs (loop3): bogus number of reserved sectors [ 679.257489][ T7439] FAT-fs (loop3): Can't find a valid FAT filesystem [ 679.274668][ T7452] loop2: detected capacity change from 0 to 163840 [ 679.281542][ T7472] loop5: detected capacity change from 0 to 264192 16:00:49 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9526, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 679.298164][ T7472] FAT-fs (loop5): bogus number of reserved sectors [ 679.304745][ T7472] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 679.314010][ T7472] FAT-fs (loop5): Can't find a valid FAT filesystem [ 679.322482][ T7452] FAT-fs (loop2): bogus number of reserved sectors [ 679.329024][ T7452] FAT-fs (loop2): Can't find a valid FAT filesystem [ 679.333244][ T7497] loop1: detected capacity change from 0 to 74 [ 679.342291][ T7498] loop4: detected capacity change from 0 to 264192 16:00:49 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x500000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:49 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 679.353847][ T7498] FAT-fs (loop4): bogus number of reserved sectors [ 679.360495][ T7498] FAT-fs (loop4): Can't find a valid FAT filesystem [ 679.380382][ T7497] FAT-fs (loop1): bogus number of reserved sectors [ 679.386999][ T7497] FAT-fs (loop1): Can't find a valid FAT filesystem [ 679.437247][ T7498] loop4: detected capacity change from 0 to 264192 [ 679.442486][ T7497] loop1: detected capacity change from 0 to 74 [ 679.456554][ T7498] FAT-fs (loop4): bogus number of reserved sectors [ 679.463137][ T7498] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:49 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:49 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xd000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 679.481408][ T7497] FAT-fs (loop1): bogus number of reserved sectors [ 679.488031][ T7497] FAT-fs (loop1): Can't find a valid FAT filesystem [ 679.517584][ T7527] loop5: detected capacity change from 0 to 264192 [ 679.528600][ T7527] FAT-fs (loop5): bogus number of reserved sectors 16:00:49 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb203, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 679.535174][ T7527] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 679.544322][ T7527] FAT-fs (loop5): Can't find a valid FAT filesystem [ 679.553551][ T7529] loop3: detected capacity change from 0 to 264192 [ 679.575649][ T7529] FAT-fs (loop3): bogus number of reserved sectors 16:00:49 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x1000000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:49 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x600000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 679.582277][ T7529] FAT-fs (loop3): Can't find a valid FAT filesystem [ 679.595199][ T7540] loop1: detected capacity change from 0 to 89 [ 679.606415][ T7540] FAT-fs (loop1): bogus number of reserved sectors [ 679.612991][ T7540] FAT-fs (loop1): Can't find a valid FAT filesystem [ 679.628819][ T7527] loop5: detected capacity change from 0 to 264192 [ 679.658304][ T7529] loop3: detected capacity change from 0 to 264192 [ 679.658873][ T7527] FAT-fs (loop5): bogus number of reserved sectors [ 679.668784][ T7529] FAT-fs (loop3): bogus number of reserved sectors [ 679.671405][ T7527] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 679.671421][ T7527] FAT-fs (loop5): Can't find a valid FAT filesystem [ 679.675959][ T7555] loop2: detected capacity change from 0 to 196608 [ 679.677933][ T7529] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:49 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 679.713028][ T7567] loop4: detected capacity change from 0 to 264192 [ 679.714656][ T7540] loop1: detected capacity change from 0 to 89 [ 679.732817][ T7567] FAT-fs (loop4): bogus number of reserved sectors [ 679.739378][ T7567] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:49 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 679.757884][ T7555] FAT-fs (loop2): bogus number of reserved sectors [ 679.764457][ T7555] FAT-fs (loop2): Can't find a valid FAT filesystem [ 679.778316][ T7588] loop3: detected capacity change from 0 to 264192 [ 679.788406][ T7540] FAT-fs (loop1): bogus number of reserved sectors [ 679.794969][ T7540] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:49 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x604000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 679.814177][ T7588] FAT-fs (loop3): bogus number of reserved sectors [ 679.820759][ T7588] FAT-fs (loop3): Can't find a valid FAT filesystem [ 679.831631][ T7595] loop5: detected capacity change from 0 to 264192 [ 679.843608][ T7595] FAT-fs (loop5): bogus number of reserved sectors [ 679.850175][ T7595] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:50 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb303, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 679.859299][ T7595] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:50 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 679.913645][ T7567] loop4: detected capacity change from 0 to 264192 [ 679.926944][ T7588] loop3: detected capacity change from 0 to 264192 [ 679.934730][ T7555] loop2: detected capacity change from 0 to 196608 [ 679.934747][ T7567] FAT-fs (loop4): bogus number of reserved sectors [ 679.934760][ T7567] FAT-fs (loop4): Can't find a valid FAT filesystem [ 679.936019][ T7621] loop5: detected capacity change from 0 to 264192 [ 679.961625][ T7555] FAT-fs (loop2): bogus number of reserved sectors [ 679.968234][ T7555] FAT-fs (loop2): Can't find a valid FAT filesystem [ 679.977229][ T7588] FAT-fs (loop3): bogus number of reserved sectors [ 679.983781][ T7588] FAT-fs (loop3): Can't find a valid FAT filesystem [ 680.000001][ T7621] FAT-fs (loop5): bogus number of reserved sectors 16:00:50 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x1100000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:50 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x700000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 680.006561][ T7621] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 680.015706][ T7621] FAT-fs (loop5): Can't find a valid FAT filesystem [ 680.045155][ T7639] loop1: detected capacity change from 0 to 89 16:00:50 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6040000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:50 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xd00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 680.059053][ T7639] FAT-fs (loop1): bogus number of reserved sectors [ 680.065617][ T7639] FAT-fs (loop1): Can't find a valid FAT filesystem [ 680.072673][ T7643] loop4: detected capacity change from 0 to 264192 [ 680.116043][ T7639] loop1: detected capacity change from 0 to 89 [ 680.119833][ T7643] FAT-fs (loop4): bogus number of reserved sectors [ 680.128727][ T7643] FAT-fs (loop4): Can't find a valid FAT filesystem [ 680.133621][ T7621] loop5: detected capacity change from 0 to 264192 [ 680.154215][ T7663] loop3: detected capacity change from 0 to 264192 16:00:50 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x800000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 680.168195][ T7639] FAT-fs (loop1): bogus number of reserved sectors [ 680.174775][ T7639] FAT-fs (loop1): Can't find a valid FAT filesystem [ 680.193881][ T7663] FAT-fs (loop3): bogus number of reserved sectors [ 680.200463][ T7663] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:50 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 680.229852][ T7621] FAT-fs (loop5): bogus number of reserved sectors [ 680.236396][ T7621] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 680.245632][ T7621] FAT-fs (loop5): Can't find a valid FAT filesystem [ 680.261103][ T7668] loop2: detected capacity change from 0 to 197120 [ 680.272125][ T7643] loop4: detected capacity change from 0 to 264192 16:00:50 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb803, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:50 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 680.289898][ T7668] FAT-fs (loop2): bogus number of reserved sectors [ 680.296691][ T7668] FAT-fs (loop2): Can't find a valid FAT filesystem [ 680.314717][ T7698] loop3: detected capacity change from 0 to 264192 [ 680.325051][ T7643] FAT-fs (loop4): bogus number of reserved sectors [ 680.331622][ T7643] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:50 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x900000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 680.356712][ T7698] FAT-fs (loop3): bogus number of reserved sectors [ 680.360205][ T7702] loop1: detected capacity change from 0 to 92 [ 680.363282][ T7698] FAT-fs (loop3): Can't find a valid FAT filesystem [ 680.377787][ T7702] FAT-fs (loop1): bogus number of reserved sectors [ 680.384420][ T7702] FAT-fs (loop1): Can't find a valid FAT filesystem [ 680.397882][ T7711] loop5: detected capacity change from 0 to 264192 16:00:50 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x1200000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 680.422453][ T7711] FAT-fs (loop5): bogus number of reserved sectors [ 680.424370][ T7698] loop3: detected capacity change from 0 to 264192 [ 680.429015][ T7711] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 680.444686][ T7711] FAT-fs (loop5): Can't find a valid FAT filesystem [ 680.445452][ T7698] FAT-fs (loop3): bogus number of reserved sectors [ 680.460145][ T7698] FAT-fs (loop3): Can't find a valid FAT filesystem [ 680.471118][ T7702] loop1: detected capacity change from 0 to 92 [ 680.477968][ T7702] FAT-fs (loop1): bogus number of reserved sectors [ 680.482341][ T7668] loop2: detected capacity change from 0 to 197120 [ 680.484551][ T7702] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:50 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xa00000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:50 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:50 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc203, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 680.520251][ T7711] loop5: detected capacity change from 0 to 264192 [ 680.550070][ T7668] FAT-fs (loop2): bogus number of reserved sectors [ 680.556736][ T7668] FAT-fs (loop2): Can't find a valid FAT filesystem [ 680.560596][ T7754] loop4: detected capacity change from 0 to 264192 [ 680.572196][ T7754] FAT-fs (loop4): bogus number of reserved sectors [ 680.578745][ T7754] FAT-fs (loop4): Can't find a valid FAT filesystem [ 680.598031][ T7711] FAT-fs (loop5): bogus number of reserved sectors [ 680.604861][ T7711] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 680.614020][ T7711] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:50 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 680.631632][ T7762] loop3: detected capacity change from 0 to 264192 [ 680.641415][ T7762] FAT-fs (loop3): bogus number of reserved sectors [ 680.645462][ T7767] loop1: detected capacity change from 0 to 97 [ 680.647944][ T7762] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:50 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfffffffffffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:50 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x11000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:50 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xb00000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 680.712326][ T7767] FAT-fs (loop1): bogus number of reserved sectors [ 680.718878][ T7767] FAT-fs (loop1): Can't find a valid FAT filesystem [ 680.738248][ T7754] loop4: detected capacity change from 0 to 264192 [ 680.751096][ T7786] loop3: detected capacity change from 0 to 264192 [ 680.768286][ T7786] FAT-fs (loop3): bogus number of reserved sectors [ 680.775030][ T7786] FAT-fs (loop3): Can't find a valid FAT filesystem [ 680.783496][ T7754] FAT-fs (loop4): bogus number of reserved sectors [ 680.787419][ T7792] loop2: detected capacity change from 0 to 229376 [ 680.790052][ T7754] FAT-fs (loop4): Can't find a valid FAT filesystem [ 680.803426][ T7787] loop5: detected capacity change from 0 to 264192 [ 680.811100][ T7767] loop1: detected capacity change from 0 to 97 16:00:50 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1000000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 680.823124][ T7787] FAT-fs (loop5): bogus number of reserved sectors [ 680.829748][ T7787] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 680.838963][ T7787] FAT-fs (loop5): Can't find a valid FAT filesystem [ 680.845020][ T7767] FAT-fs (loop1): bogus number of reserved sectors [ 680.852217][ T7767] FAT-fs (loop1): Can't find a valid FAT filesystem [ 680.862738][ T7792] FAT-fs (loop2): bogus number of reserved sectors 16:00:51 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x2000000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:51 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xdf26, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 680.869281][ T7792] FAT-fs (loop2): Can't find a valid FAT filesystem [ 680.882959][ T7809] loop3: detected capacity change from 0 to 264192 [ 680.904942][ T7809] FAT-fs (loop3): bogus number of reserved sectors [ 680.911500][ T7809] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:51 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x12000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:51 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xc00000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:51 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1100000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 680.935982][ T7823] loop4: detected capacity change from 0 to 264192 [ 680.959555][ T7823] FAT-fs (loop4): bogus number of reserved sectors [ 680.966010][ T7832] loop1: detected capacity change from 0 to 111 [ 680.966109][ T7823] FAT-fs (loop4): Can't find a valid FAT filesystem [ 680.979406][ T7832] FAT-fs (loop1): bogus number of reserved sectors 16:00:51 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 680.985990][ T7832] FAT-fs (loop1): Can't find a valid FAT filesystem [ 681.008520][ T7837] loop5: detected capacity change from 0 to 264192 [ 681.023456][ T7832] loop1: detected capacity change from 0 to 111 [ 681.036438][ T7853] loop3: detected capacity change from 0 to 264192 [ 681.041954][ T7837] FAT-fs (loop5): bogus number of reserved sectors [ 681.049516][ T7837] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 681.051576][ T7857] loop2: detected capacity change from 0 to 262144 [ 681.058670][ T7837] FAT-fs (loop5): Can't find a valid FAT filesystem [ 681.060752][ T7832] FAT-fs (loop1): bogus number of reserved sectors [ 681.072366][ T7823] loop4: detected capacity change from 0 to 264192 [ 681.078329][ T7832] FAT-fs (loop1): Can't find a valid FAT filesystem [ 681.099674][ T7853] FAT-fs (loop3): bogus number of reserved sectors [ 681.106253][ T7853] FAT-fs (loop3): Can't find a valid FAT filesystem [ 681.112920][ T7823] FAT-fs (loop4): bogus number of reserved sectors [ 681.119438][ T7823] FAT-fs (loop4): Can't find a valid FAT filesystem [ 681.119622][ T7857] FAT-fs (loop2): bogus number of reserved sectors 16:00:51 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x2010000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 681.132603][ T7857] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:51 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xd00000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:51 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe226, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 681.170206][ T7837] loop5: detected capacity change from 0 to 264192 [ 681.177304][ T7837] FAT-fs (loop5): bogus number of reserved sectors [ 681.183915][ T7837] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 681.193046][ T7837] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:51 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1200000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:51 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x2200000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:51 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x13000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 681.226538][ T7857] loop2: detected capacity change from 0 to 262144 [ 681.245358][ T7857] FAT-fs (loop2): bogus number of reserved sectors [ 681.251932][ T7857] FAT-fs (loop2): Can't find a valid FAT filesystem [ 681.265411][ T7900] loop4: detected capacity change from 0 to 264192 16:00:51 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf00000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 681.281776][ T7902] loop3: detected capacity change from 0 to 264192 [ 681.321749][ T7900] FAT-fs (loop4): bogus number of reserved sectors 16:00:51 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:51 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2000000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 681.328286][ T7900] FAT-fs (loop4): Can't find a valid FAT filesystem [ 681.334998][ T7902] FAT-fs (loop3): bogus number of reserved sectors [ 681.341532][ T7902] FAT-fs (loop3): Can't find a valid FAT filesystem [ 681.362330][ T7919] loop1: detected capacity change from 0 to 113 [ 681.364799][ T7921] loop5: detected capacity change from 0 to 264192 [ 681.391804][ T7921] FAT-fs (loop5): bogus number of reserved sectors [ 681.398337][ T7921] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 681.407507][ T7921] FAT-fs (loop5): Can't find a valid FAT filesystem [ 681.421744][ T7900] loop4: detected capacity change from 0 to 264192 [ 681.429961][ T7919] FAT-fs (loop1): bogus number of reserved sectors 16:00:51 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x2500000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 681.431247][ T7900] FAT-fs (loop4): bogus number of reserved sectors [ 681.436494][ T7919] FAT-fs (loop1): Can't find a valid FAT filesystem [ 681.443012][ T7900] FAT-fs (loop4): Can't find a valid FAT filesystem [ 681.444716][ T7939] loop3: detected capacity change from 0 to 264192 [ 681.454284][ T7938] loop2: detected capacity change from 0 to 264192 [ 681.459310][ T7939] FAT-fs (loop3): bogus number of reserved sectors [ 681.475890][ T7939] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:51 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2010000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:51 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x1000000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 681.528525][ T7921] loop5: detected capacity change from 0 to 264192 [ 681.534657][ T7954] loop4: detected capacity change from 0 to 264192 [ 681.543909][ T7954] FAT-fs (loop4): bogus number of reserved sectors [ 681.545107][ T7938] FAT-fs (loop2): bogus number of reserved sectors [ 681.550538][ T7954] FAT-fs (loop4): Can't find a valid FAT filesystem [ 681.557027][ T7938] FAT-fs (loop2): Can't find a valid FAT filesystem [ 681.575923][ T7921] FAT-fs (loop5): bogus number of reserved sectors [ 681.582519][ T7921] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 681.591680][ T7921] FAT-fs (loop5): Can't find a valid FAT filesystem [ 681.606825][ T7969] loop3: detected capacity change from 0 to 264192 [ 681.619373][ T7969] FAT-fs (loop3): bogus number of reserved sectors [ 681.625898][ T7954] loop4: detected capacity change from 0 to 264192 [ 681.626546][ T7969] FAT-fs (loop3): Can't find a valid FAT filesystem [ 681.634188][ T7954] FAT-fs (loop4): bogus number of reserved sectors [ 681.642691][ T7938] loop2: detected capacity change from 0 to 264192 [ 681.646168][ T7954] FAT-fs (loop4): Can't find a valid FAT filesystem [ 681.661182][ T7938] FAT-fs (loop2): bogus number of reserved sectors [ 681.667421][ T7919] loop1: detected capacity change from 0 to 113 16:00:51 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x20000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 681.667706][ T7938] FAT-fs (loop2): Can't find a valid FAT filesystem [ 681.691470][ T7919] FAT-fs (loop1): bogus number of reserved sectors [ 681.698061][ T7919] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:51 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x3f00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:51 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe400, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:51 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:51 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x1100000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 681.724313][ T7969] loop3: detected capacity change from 0 to 264192 [ 681.746991][ T7969] FAT-fs (loop3): bogus number of reserved sectors [ 681.753564][ T7969] FAT-fs (loop3): Can't find a valid FAT filesystem [ 681.768119][ T8004] loop5: detected capacity change from 0 to 264192 [ 681.788431][ T8010] loop4: detected capacity change from 0 to 264192 [ 681.795346][ T8004] FAT-fs (loop5): bogus number of reserved sectors [ 681.801933][ T8004] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 681.803808][ T8017] loop1: detected capacity change from 0 to 114 [ 681.812804][ T8004] FAT-fs (loop5): Can't find a valid FAT filesystem [ 681.819700][ T8020] loop2: detected capacity change from 0 to 264192 16:00:52 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x20100000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 681.853174][ T8020] FAT-fs (loop2): bogus number of reserved sectors [ 681.859770][ T8020] FAT-fs (loop2): Can't find a valid FAT filesystem [ 681.867567][ T8010] FAT-fs (loop4): bogus number of reserved sectors [ 681.874191][ T8010] FAT-fs (loop4): Can't find a valid FAT filesystem [ 681.893124][ T8017] FAT-fs (loop1): bogus number of reserved sectors 16:00:52 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2200000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 681.899755][ T8017] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:52 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xeb00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 681.924924][ T8020] loop2: detected capacity change from 0 to 264192 [ 681.942928][ T8020] FAT-fs (loop2): bogus number of reserved sectors [ 681.949547][ T8020] FAT-fs (loop2): Can't find a valid FAT filesystem [ 681.958204][ T8041] loop3: detected capacity change from 0 to 264192 16:00:52 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x2000000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 681.974667][ T8010] loop4: detected capacity change from 0 to 264192 [ 681.984271][ T8043] loop5: detected capacity change from 0 to 264192 [ 681.995648][ T8010] FAT-fs (loop4): bogus number of reserved sectors [ 682.002207][ T8010] FAT-fs (loop4): Can't find a valid FAT filesystem [ 682.017564][ T8056] loop1: detected capacity change from 0 to 117 16:00:52 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x4000000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 682.037754][ T8041] FAT-fs (loop3): bogus number of reserved sectors [ 682.044355][ T8041] FAT-fs (loop3): Can't find a valid FAT filesystem [ 682.053621][ T8056] FAT-fs (loop1): bogus number of reserved sectors [ 682.060191][ T8056] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:52 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 682.084018][ T8043] FAT-fs (loop5): bogus number of reserved sectors [ 682.090681][ T8043] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 682.099889][ T8043] FAT-fs (loop5): Can't find a valid FAT filesystem [ 682.102466][ T8074] loop2: detected capacity change from 0 to 264192 [ 682.128969][ T8056] loop1: detected capacity change from 0 to 117 [ 682.129850][ T8043] loop5: detected capacity change from 0 to 264192 [ 682.135771][ T8056] FAT-fs (loop1): bogus number of reserved sectors [ 682.146971][ T8089] loop4: detected capacity change from 0 to 264192 [ 682.148416][ T8056] FAT-fs (loop1): Can't find a valid FAT filesystem [ 682.160274][ T8043] FAT-fs (loop5): bogus number of reserved sectors [ 682.168368][ T8043] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:52 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x2010000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 682.177515][ T8043] FAT-fs (loop5): Can't find a valid FAT filesystem [ 682.187173][ T8074] FAT-fs (loop2): bogus number of reserved sectors [ 682.193722][ T8074] FAT-fs (loop2): Can't find a valid FAT filesystem [ 682.200393][ T8041] loop3: detected capacity change from 0 to 264192 [ 682.206137][ T8089] FAT-fs (loop4): bogus number of reserved sectors [ 682.207671][ T8041] FAT-fs (loop3): bogus number of reserved sectors [ 682.213509][ T8089] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:52 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xec00, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:52 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x4000080000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 682.226802][ T8041] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:52 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2500000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:52 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x2200000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 682.281293][ T8074] loop2: detected capacity change from 0 to 264192 [ 682.314474][ T8074] FAT-fs (loop2): bogus number of reserved sectors [ 682.321216][ T8074] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:52 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x22000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 682.330341][ T8122] loop1: detected capacity change from 0 to 118 [ 682.343693][ T8122] FAT-fs (loop1): bogus number of reserved sectors [ 682.344966][ T8124] loop4: detected capacity change from 0 to 264192 [ 682.350248][ T8122] FAT-fs (loop1): Can't find a valid FAT filesystem [ 682.363706][ T8119] loop3: detected capacity change from 0 to 264192 [ 682.371592][ T8124] FAT-fs (loop4): bogus number of reserved sectors 16:00:52 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:52 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x3f00000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 682.378118][ T8124] FAT-fs (loop4): Can't find a valid FAT filesystem [ 682.397056][ T8119] FAT-fs (loop3): bogus number of reserved sectors [ 682.403979][ T8119] FAT-fs (loop3): Can't find a valid FAT filesystem [ 682.419971][ T8147] loop5: detected capacity change from 0 to 264192 [ 682.451340][ T8147] FAT-fs (loop5): bogus number of reserved sectors [ 682.457973][ T8147] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 682.467121][ T8147] FAT-fs (loop5): Can't find a valid FAT filesystem [ 682.487682][ T8124] loop4: detected capacity change from 0 to 264192 16:00:52 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3f00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:52 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x4000000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 682.492156][ T8167] loop2: detected capacity change from 0 to 264192 [ 682.509877][ T8124] FAT-fs (loop4): bogus number of reserved sectors [ 682.516425][ T8124] FAT-fs (loop4): Can't find a valid FAT filesystem [ 682.526542][ T8122] loop1: detected capacity change from 0 to 118 16:00:52 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x4233caaf00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 682.558986][ T8122] FAT-fs (loop1): bogus number of reserved sectors [ 682.563530][ T8176] loop3: detected capacity change from 0 to 264192 [ 682.565550][ T8122] FAT-fs (loop1): Can't find a valid FAT filesystem [ 682.579717][ T8176] FAT-fs (loop3): bogus number of reserved sectors [ 682.585511][ T8147] loop5: detected capacity change from 0 to 264192 [ 682.586325][ T8176] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:52 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xedc0, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:52 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x7fffffffffffffff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 682.634132][ T8147] FAT-fs (loop5): bogus number of reserved sectors [ 682.640717][ T8147] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 682.642969][ T8167] FAT-fs (loop2): bogus number of reserved sectors [ 682.649891][ T8147] FAT-fs (loop5): Can't find a valid FAT filesystem [ 682.663003][ T8167] FAT-fs (loop2): Can't find a valid FAT filesystem [ 682.671653][ T8199] loop4: detected capacity change from 0 to 264192 16:00:52 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x25000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:52 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x4800000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 682.705661][ T8199] FAT-fs (loop4): bogus number of reserved sectors [ 682.706447][ T8167] loop2: detected capacity change from 0 to 264192 [ 682.712307][ T8199] FAT-fs (loop4): Can't find a valid FAT filesystem [ 682.727950][ T8176] loop3: detected capacity change from 0 to 264192 [ 682.735690][ T8176] FAT-fs (loop3): bogus number of reserved sectors [ 682.742322][ T8176] FAT-fs (loop3): Can't find a valid FAT filesystem [ 682.751419][ T8167] FAT-fs (loop2): bogus number of reserved sectors [ 682.757968][ T8167] FAT-fs (loop2): Can't find a valid FAT filesystem [ 682.791792][ T8225] loop1: detected capacity change from 0 to 118 16:00:52 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xd000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:53 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4000000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 682.803592][ T8218] loop4: detected capacity change from 0 to 264192 [ 682.820613][ T8218] FAT-fs (loop4): bogus number of reserved sectors [ 682.826079][ T8239] loop5: detected capacity change from 0 to 264192 [ 682.828011][ T8218] FAT-fs (loop4): Can't find a valid FAT filesystem [ 682.838991][ T8225] FAT-fs (loop1): bogus number of reserved sectors [ 682.848095][ T8225] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:53 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x85ffffff00000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:53 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x4c00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 682.879914][ T8249] loop2: detected capacity change from 0 to 264192 [ 682.894307][ T8252] loop3: detected capacity change from 0 to 264192 [ 682.904362][ T8239] FAT-fs (loop5): bogus number of reserved sectors [ 682.910985][ T8239] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 682.916249][ T8249] FAT-fs (loop2): bogus number of reserved sectors [ 682.920196][ T8239] FAT-fs (loop5): Can't find a valid FAT filesystem [ 682.933384][ T8249] FAT-fs (loop2): Can't find a valid FAT filesystem [ 682.949661][ T8252] FAT-fs (loop3): bogus number of reserved sectors [ 682.956205][ T8252] FAT-fs (loop3): Can't find a valid FAT filesystem [ 682.970273][ T8225] loop1: detected capacity change from 0 to 118 [ 682.982809][ T8239] loop5: detected capacity change from 0 to 264192 [ 682.995649][ T8225] FAT-fs (loop1): bogus number of reserved sectors [ 683.002065][ T8274] loop4: detected capacity change from 0 to 264192 [ 683.002645][ T8225] FAT-fs (loop1): Can't find a valid FAT filesystem [ 683.019934][ T8239] FAT-fs (loop5): bogus number of reserved sectors 16:00:53 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfeff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 683.026595][ T8239] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 683.035824][ T8239] FAT-fs (loop5): Can't find a valid FAT filesystem [ 683.046347][ T8274] FAT-fs (loop4): bogus number of reserved sectors [ 683.053005][ T8274] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:53 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x8cffffff00000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 683.084160][ T8249] loop2: detected capacity change from 0 to 264192 [ 683.086593][ T8274] loop4: detected capacity change from 0 to 264192 [ 683.091690][ T8252] loop3: detected capacity change from 0 to 264192 [ 683.128794][ T8249] FAT-fs (loop2): bogus number of reserved sectors [ 683.131837][ T8274] FAT-fs (loop4): bogus number of reserved sectors [ 683.135416][ T8249] FAT-fs (loop2): Can't find a valid FAT filesystem [ 683.141952][ T8274] FAT-fs (loop4): Can't find a valid FAT filesystem [ 683.155433][ T8302] loop1: detected capacity change from 0 to 127 [ 683.168883][ T8252] FAT-fs (loop3): bogus number of reserved sectors 16:00:53 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3f000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 683.175457][ T8252] FAT-fs (loop3): Can't find a valid FAT filesystem [ 683.182428][ T8302] FAT-fs (loop1): bogus number of reserved sectors [ 683.188964][ T8302] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:53 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4000080000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:53 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xdaffffff00000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:53 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:53 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x6000000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 683.253021][ T8302] loop1: detected capacity change from 0 to 127 [ 683.269104][ T8325] loop5: detected capacity change from 0 to 264192 [ 683.287879][ T8302] FAT-fs (loop1): bogus number of reserved sectors [ 683.294470][ T8302] FAT-fs (loop1): Can't find a valid FAT filesystem [ 683.324085][ T8337] loop3: detected capacity change from 0 to 264192 [ 683.335763][ T8325] FAT-fs (loop5): bogus number of reserved sectors [ 683.336118][ T8339] loop4: detected capacity change from 0 to 264192 [ 683.342326][ T8325] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 683.350357][ T8340] loop2: detected capacity change from 0 to 264192 [ 683.358161][ T8325] FAT-fs (loop5): Can't find a valid FAT filesystem [ 683.373436][ T8337] FAT-fs (loop3): bogus number of reserved sectors [ 683.380119][ T8337] FAT-fs (loop3): Can't find a valid FAT filesystem [ 683.387190][ T8339] FAT-fs (loop4): bogus number of reserved sectors [ 683.393721][ T8339] FAT-fs (loop4): Can't find a valid FAT filesystem [ 683.402403][ T8340] FAT-fs (loop2): bogus number of reserved sectors [ 683.408961][ T8340] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:53 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x40000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:53 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 683.449321][ T8339] loop4: detected capacity change from 0 to 264192 [ 683.456279][ T8337] loop3: detected capacity change from 0 to 264192 [ 683.489326][ T8339] FAT-fs (loop4): bogus number of reserved sectors 16:00:53 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xff0f, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 683.495902][ T8339] FAT-fs (loop4): Can't find a valid FAT filesystem [ 683.513117][ T8367] loop2: detected capacity change from 0 to 264192 [ 683.518793][ T8337] FAT-fs (loop3): bogus number of reserved sectors [ 683.526211][ T8337] FAT-fs (loop3): Can't find a valid FAT filesystem [ 683.534809][ T8367] FAT-fs (loop2): bogus number of reserved sectors [ 683.541354][ T8367] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:53 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x6800000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:53 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf300000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 683.558803][ T8372] loop5: detected capacity change from 0 to 264192 [ 683.589955][ T8372] FAT-fs (loop5): bogus number of reserved sectors [ 683.590041][ T8367] loop2: detected capacity change from 0 to 264192 [ 683.596488][ T8372] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 683.612134][ T8372] FAT-fs (loop5): Can't find a valid FAT filesystem [ 683.623399][ T8386] loop4: detected capacity change from 0 to 264192 [ 683.632645][ T8386] FAT-fs (loop4): bogus number of reserved sectors [ 683.639445][ T8386] FAT-fs (loop4): Can't find a valid FAT filesystem [ 683.650458][ T8389] loop1: detected capacity change from 0 to 127 16:00:53 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4233caaf00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 683.655859][ T8367] FAT-fs (loop2): bogus number of reserved sectors [ 683.661000][ T8389] FAT-fs (loop1): bogus number of reserved sectors [ 683.663366][ T8367] FAT-fs (loop2): Can't find a valid FAT filesystem [ 683.669867][ T8389] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:53 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 683.732932][ T8372] loop5: detected capacity change from 0 to 264192 [ 683.742575][ T8403] loop3: detected capacity change from 0 to 264192 [ 683.752293][ T8372] FAT-fs (loop5): bogus number of reserved sectors [ 683.758860][ T8372] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 683.767996][ T8372] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:53 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf6ffffff00000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 683.783652][ T8389] loop1: detected capacity change from 0 to 127 [ 683.790331][ T8403] FAT-fs (loop3): bogus number of reserved sectors [ 683.795658][ T8386] loop4: detected capacity change from 0 to 264192 [ 683.796944][ T8403] FAT-fs (loop3): Can't find a valid FAT filesystem [ 683.815386][ T8389] FAT-fs (loop1): bogus number of reserved sectors [ 683.821996][ T8389] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:54 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x6c00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 683.850350][ T8386] FAT-fs (loop4): bogus number of reserved sectors [ 683.852545][ T8426] loop2: detected capacity change from 0 to 264192 [ 683.856915][ T8386] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:54 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf700000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:54 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfffe, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:54 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x40000800, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 683.931182][ T8426] FAT-fs (loop2): bogus number of reserved sectors [ 683.937725][ T8426] FAT-fs (loop2): Can't find a valid FAT filesystem [ 683.972463][ T8403] loop3: detected capacity change from 0 to 264192 [ 683.983897][ T8440] loop4: detected capacity change from 0 to 264192 [ 683.991118][ T8403] FAT-fs (loop3): bogus number of reserved sectors [ 683.997688][ T8403] FAT-fs (loop3): Can't find a valid FAT filesystem [ 684.008722][ T8440] FAT-fs (loop4): bogus number of reserved sectors [ 684.015308][ T8440] FAT-fs (loop4): Can't find a valid FAT filesystem [ 684.025923][ T8454] loop5: detected capacity change from 0 to 264192 [ 684.033667][ T8455] loop1: detected capacity change from 0 to 127 [ 684.044545][ T8455] FAT-fs (loop1): bogus number of reserved sectors [ 684.051177][ T8455] FAT-fs (loop1): Can't find a valid FAT filesystem [ 684.086298][ T8454] FAT-fs (loop5): bogus number of reserved sectors [ 684.092871][ T8454] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 684.102018][ T8454] FAT-fs (loop5): Can't find a valid FAT filesystem [ 684.117670][ T8426] loop2: detected capacity change from 0 to 264192 [ 684.119855][ T8455] loop1: detected capacity change from 0 to 127 16:00:54 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4800000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 684.143679][ T8454] loop5: detected capacity change from 0 to 264192 [ 684.154783][ T8426] FAT-fs (loop2): bogus number of reserved sectors [ 684.157674][ T8440] loop4: detected capacity change from 0 to 264192 [ 684.161458][ T8426] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:54 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x20000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:54 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xf9fdffff00000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:54 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x11000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 684.206364][ T8487] loop3: detected capacity change from 0 to 264192 [ 684.220970][ T8487] FAT-fs (loop3): bogus number of reserved sectors [ 684.227607][ T8487] FAT-fs (loop3): Can't find a valid FAT filesystem [ 684.232251][ T8440] FAT-fs (loop4): bogus number of reserved sectors [ 684.240758][ T8440] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:54 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4233caaf, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:54 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x7400000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:54 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4c00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 684.307674][ T8503] loop1: detected capacity change from 0 to 256 [ 684.315808][ T8503] FAT-fs (loop1): bogus number of reserved sectors [ 684.322361][ T8503] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:54 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfa00000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 684.377590][ T8517] loop3: detected capacity change from 0 to 264192 [ 684.393097][ T8503] loop1: detected capacity change from 0 to 256 [ 684.399824][ T8516] loop4: detected capacity change from 0 to 264192 [ 684.414015][ T8503] FAT-fs (loop1): bogus number of reserved sectors [ 684.420651][ T8503] FAT-fs (loop1): Can't find a valid FAT filesystem [ 684.431212][ T8516] FAT-fs (loop4): bogus number of reserved sectors [ 684.437069][ T8517] FAT-fs (loop3): bogus number of reserved sectors [ 684.437734][ T8516] FAT-fs (loop4): Can't find a valid FAT filesystem [ 684.444286][ T8517] FAT-fs (loop3): Can't find a valid FAT filesystem [ 684.459275][ T8540] loop2: detected capacity change from 0 to 264192 [ 684.469993][ T8543] loop5: detected capacity change from 0 to 264192 [ 684.493410][ T8540] FAT-fs (loop2): bogus number of reserved sectors [ 684.499961][ T8540] FAT-fs (loop2): Can't find a valid FAT filesystem [ 684.512271][ T8543] FAT-fs (loop5): bogus number of reserved sectors [ 684.518803][ T8543] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 684.527945][ T8543] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:54 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x80000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 684.559917][ T8543] loop5: detected capacity change from 0 to 264192 [ 684.564222][ T8540] loop2: detected capacity change from 0 to 264192 [ 684.567637][ T8543] FAT-fs (loop5): bogus number of reserved sectors [ 684.579691][ T8543] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 684.588868][ T8543] FAT-fs (loop5): Can't find a valid FAT filesystem [ 684.595925][ T8516] loop4: detected capacity change from 0 to 264192 16:00:54 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfdfdffff00000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 684.618862][ T8540] FAT-fs (loop2): bogus number of reserved sectors [ 684.625434][ T8540] FAT-fs (loop2): Can't find a valid FAT filesystem [ 684.628226][ T8517] loop3: detected capacity change from 0 to 264192 16:00:54 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x7a00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:54 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6000000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 684.676502][ T8517] FAT-fs (loop3): bogus number of reserved sectors [ 684.683093][ T8517] FAT-fs (loop3): Can't find a valid FAT filesystem [ 684.695302][ T8582] loop1: detected capacity change from 0 to 1024 [ 684.702700][ T8582] FAT-fs (loop1): bogus number of reserved sectors [ 684.709325][ T8582] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:54 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfeffffff00000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:54 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x12000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:54 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x48000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 684.790961][ T8588] loop4: detected capacity change from 0 to 264192 [ 684.799105][ T8582] loop1: detected capacity change from 0 to 1024 [ 684.802132][ T8588] FAT-fs (loop4): bogus number of reserved sectors [ 684.812027][ T8588] FAT-fs (loop4): Can't find a valid FAT filesystem [ 684.822996][ T8582] FAT-fs (loop1): bogus number of reserved sectors [ 684.829545][ T8582] FAT-fs (loop1): Can't find a valid FAT filesystem [ 684.856408][ T8613] loop3: detected capacity change from 0 to 264192 [ 684.875985][ T8619] loop5: detected capacity change from 0 to 264192 [ 684.888262][ T8613] FAT-fs (loop3): bogus number of reserved sectors [ 684.894838][ T8613] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:55 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x80040, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:55 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfeffffffffffffff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 684.904400][ T8588] loop4: detected capacity change from 0 to 264192 [ 684.926992][ T8588] FAT-fs (loop4): bogus number of reserved sectors [ 684.933571][ T8588] FAT-fs (loop4): Can't find a valid FAT filesystem [ 684.944431][ T8621] loop2: detected capacity change from 0 to 264192 [ 684.957286][ T8619] FAT-fs (loop5): bogus number of reserved sectors [ 684.963901][ T8619] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:00:55 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x7fffffffffffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:55 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6800000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 684.968538][ T8634] loop1: detected capacity change from 0 to 1024 [ 684.973061][ T8619] FAT-fs (loop5): Can't find a valid FAT filesystem [ 684.993419][ T8613] loop3: detected capacity change from 0 to 264192 [ 685.004239][ T8613] FAT-fs (loop3): bogus number of reserved sectors [ 685.010880][ T8613] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:55 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xff00000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 685.039408][ T8621] FAT-fs (loop2): bogus number of reserved sectors [ 685.045959][ T8621] FAT-fs (loop2): Can't find a valid FAT filesystem [ 685.057601][ T8619] loop5: detected capacity change from 0 to 264192 [ 685.065447][ T8660] loop4: detected capacity change from 0 to 264192 [ 685.072497][ T8634] FAT-fs (loop1): bogus number of reserved sectors [ 685.079044][ T8634] FAT-fs (loop1): Can't find a valid FAT filesystem [ 685.106440][ T8660] FAT-fs (loop4): bogus number of reserved sectors [ 685.113048][ T8660] FAT-fs (loop4): Can't find a valid FAT filesystem [ 685.125136][ T8619] FAT-fs (loop5): bogus number of reserved sectors [ 685.125302][ T8676] loop3: detected capacity change from 0 to 264192 [ 685.131692][ T8619] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 685.147355][ T8619] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:55 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x20000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 685.169263][ T8621] loop2: detected capacity change from 0 to 264192 [ 685.186569][ T8621] FAT-fs (loop2): bogus number of reserved sectors [ 685.193137][ T8621] FAT-fs (loop2): Can't find a valid FAT filesystem [ 685.205371][ T8676] FAT-fs (loop3): bogus number of reserved sectors [ 685.212310][ T8676] FAT-fs (loop3): Can't find a valid FAT filesystem [ 685.221766][ T8634] loop1: detected capacity change from 0 to 1024 [ 685.230697][ T8634] FAT-fs (loop1): bogus number of reserved sectors [ 685.237236][ T8634] FAT-fs (loop1): Can't find a valid FAT filesystem [ 685.258351][ T8699] loop2: detected capacity change from 0 to 264192 16:00:55 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4c000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:55 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x1000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 685.266058][ T8660] loop4: detected capacity change from 0 to 264192 [ 685.276504][ T8676] loop3: detected capacity change from 0 to 264192 [ 685.286093][ T8676] FAT-fs (loop3): bogus number of reserved sectors [ 685.293155][ T8676] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:55 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xff0f000000000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 685.327055][ T8717] loop1: detected capacity change from 0 to 32768 [ 685.335111][ T8699] FAT-fs (loop2): bogus number of reserved sectors [ 685.336089][ T8660] FAT-fs (loop4): bogus number of reserved sectors [ 685.341674][ T8699] FAT-fs (loop2): Can't find a valid FAT filesystem [ 685.356074][ T8660] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:55 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6c00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:55 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x8503000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 685.379348][ T8717] FAT-fs (loop1): bogus number of reserved sectors [ 685.385874][ T8717] FAT-fs (loop1): Can't find a valid FAT filesystem [ 685.394771][ T8699] loop2: detected capacity change from 0 to 264192 [ 685.428690][ T8733] loop5: detected capacity change from 0 to 264192 [ 685.437157][ T8699] FAT-fs (loop2): bogus number of reserved sectors [ 685.443719][ T8699] FAT-fs (loop2): Can't find a valid FAT filesystem [ 685.454647][ T8733] FAT-fs (loop5): bogus number of reserved sectors [ 685.461223][ T8733] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 685.470452][ T8733] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:55 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfffdffff00000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 685.487667][ T8717] loop1: detected capacity change from 0 to 32768 [ 685.503598][ T8751] loop4: detected capacity change from 0 to 264192 [ 685.510733][ T8752] loop3: detected capacity change from 0 to 264192 16:00:55 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x20100000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:55 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x60000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 685.549895][ T8751] FAT-fs (loop4): bogus number of reserved sectors [ 685.556521][ T8751] FAT-fs (loop4): Can't find a valid FAT filesystem [ 685.567681][ T8752] FAT-fs (loop3): bogus number of reserved sectors [ 685.574253][ T8752] FAT-fs (loop3): Can't find a valid FAT filesystem [ 685.581615][ T8717] FAT-fs (loop1): bogus number of reserved sectors [ 685.588137][ T8717] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:55 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10e0000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:55 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xffffff7f00000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 685.617589][ T8767] loop2: detected capacity change from 0 to 264192 [ 685.632325][ T8767] FAT-fs (loop2): bogus number of reserved sectors [ 685.638943][ T8767] FAT-fs (loop2): Can't find a valid FAT filesystem [ 685.652180][ T8775] loop5: detected capacity change from 0 to 264192 [ 685.657711][ T8752] loop3: detected capacity change from 0 to 264192 [ 685.667399][ T8775] FAT-fs (loop5): bogus number of reserved sectors [ 685.673221][ T8752] FAT-fs (loop3): bogus number of reserved sectors [ 685.673993][ T8775] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 685.680480][ T8752] FAT-fs (loop3): Can't find a valid FAT filesystem [ 685.689589][ T8775] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:55 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x22000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 685.732576][ T8751] loop4: detected capacity change from 0 to 264192 [ 685.743283][ T8751] FAT-fs (loop4): bogus number of reserved sectors [ 685.744418][ T8795] loop1: detected capacity change from 0 to 34560 [ 685.749834][ T8751] FAT-fs (loop4): Can't find a valid FAT filesystem [ 685.758989][ T8795] FAT-fs (loop1): bogus number of reserved sectors [ 685.769383][ T8795] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:55 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xffffffff00000000, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 685.807868][ T8775] loop5: detected capacity change from 0 to 264192 [ 685.823995][ T8814] loop2: detected capacity change from 0 to 264192 [ 685.831518][ T8795] loop1: detected capacity change from 0 to 34560 [ 685.847687][ T8775] FAT-fs (loop5): bogus number of reserved sectors 16:00:56 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7400000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 685.854238][ T8775] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 685.863442][ T8775] FAT-fs (loop5): Can't find a valid FAT filesystem [ 685.864825][ T8795] FAT-fs (loop1): bogus number of reserved sectors [ 685.876567][ T8795] FAT-fs (loop1): Can't find a valid FAT filesystem [ 685.897954][ T8814] FAT-fs (loop2): bogus number of reserved sectors 16:00:56 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x85ffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:56 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7a00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:56 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:56 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x25000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 685.904557][ T8814] FAT-fs (loop2): Can't find a valid FAT filesystem [ 685.905869][ T8826] loop3: detected capacity change from 0 to 264192 [ 685.923245][ T8826] FAT-fs (loop3): bogus number of reserved sectors [ 685.929802][ T8826] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:56 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x68000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:56 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xffffffffffff0700, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 686.017377][ T8849] loop4: detected capacity change from 0 to 264192 [ 686.026715][ T8850] loop3: detected capacity change from 0 to 264192 [ 686.061851][ T8849] FAT-fs (loop4): bogus number of reserved sectors [ 686.068825][ T8849] FAT-fs (loop4): Can't find a valid FAT filesystem [ 686.071341][ T8870] loop1: detected capacity change from 0 to 65536 [ 686.078576][ T8863] loop5: detected capacity change from 0 to 264192 [ 686.087304][ T8870] FAT-fs (loop1): bogus number of reserved sectors [ 686.090908][ T8865] loop2: detected capacity change from 0 to 264192 [ 686.095879][ T8870] FAT-fs (loop1): Can't find a valid FAT filesystem [ 686.120618][ T8850] FAT-fs (loop3): bogus number of reserved sectors [ 686.127186][ T8850] FAT-fs (loop3): Can't find a valid FAT filesystem [ 686.135258][ T8863] FAT-fs (loop5): bogus number of reserved sectors [ 686.138181][ T8870] loop1: detected capacity change from 0 to 65536 [ 686.141815][ T8863] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 686.150608][ T8865] FAT-fs (loop2): bogus number of reserved sectors [ 686.157341][ T8863] FAT-fs (loop5): Can't find a valid FAT filesystem [ 686.163835][ T8865] FAT-fs (loop2): Can't find a valid FAT filesystem [ 686.177958][ T8870] FAT-fs (loop1): bogus number of reserved sectors [ 686.184528][ T8870] FAT-fs (loop1): Can't find a valid FAT filesystem [ 686.202565][ T8850] loop3: detected capacity change from 0 to 264192 [ 686.210309][ T8849] loop4: detected capacity change from 0 to 264192 16:00:56 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xffffffffffffff7f, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 686.210981][ T8850] FAT-fs (loop3): bogus number of reserved sectors [ 686.223404][ T8850] FAT-fs (loop3): Can't find a valid FAT filesystem [ 686.245736][ T8849] FAT-fs (loop4): bogus number of reserved sectors [ 686.251736][ T8865] loop2: detected capacity change from 0 to 264192 [ 686.252274][ T8849] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:56 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x2040000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 686.267044][ T8863] loop5: detected capacity change from 0 to 264192 [ 686.269731][ T8865] FAT-fs (loop2): bogus number of reserved sectors [ 686.280135][ T8865] FAT-fs (loop2): Can't find a valid FAT filesystem [ 686.294625][ T8863] FAT-fs (loop5): bogus number of reserved sectors [ 686.301183][ T8863] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 686.306301][ T8913] loop1: detected capacity change from 0 to 66048 16:00:56 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7fffffffffffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:56 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3f000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 686.310442][ T8863] FAT-fs (loop5): Can't find a valid FAT filesystem [ 686.325732][ T8913] FAT-fs (loop1): bogus number of reserved sectors [ 686.332309][ T8913] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:56 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6c000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:56 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x8cffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 686.371895][ T8925] loop3: detected capacity change from 0 to 264192 [ 686.379484][ T8928] loop2: detected capacity change from 0 to 264192 [ 686.426609][ T8913] loop1: detected capacity change from 0 to 66048 [ 686.436452][ T8925] FAT-fs (loop3): bogus number of reserved sectors [ 686.443035][ T8925] FAT-fs (loop3): Can't find a valid FAT filesystem [ 686.451095][ T8913] FAT-fs (loop1): bogus number of reserved sectors [ 686.457628][ T8913] FAT-fs (loop1): Can't find a valid FAT filesystem [ 686.469235][ T8928] FAT-fs (loop2): bogus number of reserved sectors 16:00:56 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xfffffffffffffffe, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:56 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 686.475811][ T8928] FAT-fs (loop2): Can't find a valid FAT filesystem [ 686.478595][ T8950] loop5: detected capacity change from 0 to 264192 [ 686.483343][ T8942] loop4: detected capacity change from 0 to 264192 [ 686.496285][ T8950] FAT-fs (loop5): bogus number of reserved sectors [ 686.502889][ T8950] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 686.512017][ T8950] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:56 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x74000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 686.562849][ T8942] FAT-fs (loop4): bogus number of reserved sectors [ 686.569535][ T8942] FAT-fs (loop4): Can't find a valid FAT filesystem [ 686.589962][ T8925] loop3: detected capacity change from 0 to 264192 [ 686.599881][ T8925] FAT-fs (loop3): bogus number of reserved sectors [ 686.606421][ T8925] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:56 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x40000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 686.615529][ T8972] loop1: detected capacity change from 0 to 98304 [ 686.620674][ T8980] loop5: detected capacity change from 0 to 264192 [ 686.636737][ T8980] FAT-fs (loop5): bogus number of reserved sectors [ 686.637369][ T8942] loop4: detected capacity change from 0 to 264192 [ 686.643275][ T8980] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 686.643291][ T8980] FAT-fs (loop5): Can't find a valid FAT filesystem 16:00:56 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8503000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:56 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0xffffffffffffffff, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 686.679843][ T8972] FAT-fs (loop1): bogus number of reserved sectors [ 686.686371][ T8972] FAT-fs (loop1): Can't find a valid FAT filesystem [ 686.709467][ T8942] FAT-fs (loop4): bogus number of reserved sectors [ 686.716185][ T8942] FAT-fs (loop4): Can't find a valid FAT filesystem [ 686.719205][ T8996] loop2: detected capacity change from 0 to 264192 [ 686.743143][ T9001] loop3: detected capacity change from 0 to 264192 [ 686.744668][ T8996] FAT-fs (loop2): bogus number of reserved sectors [ 686.756260][ T8996] FAT-fs (loop2): Can't find a valid FAT filesystem [ 686.765258][ T9001] FAT-fs (loop3): bogus number of reserved sectors [ 686.771847][ T9001] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:56 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0x97ffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 686.787918][ T8972] loop1: detected capacity change from 0 to 98304 [ 686.797549][ T8980] loop5: detected capacity change from 0 to 264192 [ 686.809280][ T8972] FAT-fs (loop1): bogus number of reserved sectors [ 686.815798][ T8972] FAT-fs (loop1): Can't find a valid FAT filesystem [ 686.827722][ T8980] FAT-fs (loop5): bogus number of reserved sectors 16:00:57 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x40000800, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:57 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e1fe84dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 686.835234][ T8980] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 686.844751][ T8980] FAT-fs (loop5): Can't find a valid FAT filesystem [ 686.882430][ T9001] loop3: detected capacity change from 0 to 264192 [ 686.882478][ T9033] loop4: detected capacity change from 0 to 264192 [ 686.911058][ T9041] loop0: detected capacity change from 0 to 256 [ 686.933457][ T9001] FAT-fs (loop3): bogus number of reserved sectors 16:00:57 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:57 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7a000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 686.940022][ T9001] FAT-fs (loop3): Can't find a valid FAT filesystem [ 686.961124][ T9033] FAT-fs (loop4): bogus number of reserved sectors [ 686.967646][ T9033] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:57 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x85ffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 686.996027][ T9049] loop2: detected capacity change from 0 to 264192 [ 687.006502][ T9054] loop5: detected capacity change from 0 to 264192 [ 687.020290][ T9058] loop1: detected capacity change from 0 to 131072 [ 687.034639][ T9041] loop0: detected capacity change from 0 to 256 [ 687.058363][ T9049] FAT-fs (loop2): bogus number of reserved sectors [ 687.058633][ T9033] loop4: detected capacity change from 0 to 264192 [ 687.064936][ T9049] FAT-fs (loop2): Can't find a valid FAT filesystem [ 687.080433][ T9054] FAT-fs (loop5): bogus number of reserved sectors [ 687.087038][ T9054] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 687.096218][ T9054] FAT-fs (loop5): Can't find a valid FAT filesystem [ 687.100965][ T9072] loop3: detected capacity change from 0 to 264192 [ 687.117537][ T9033] FAT-fs (loop4): bogus number of reserved sectors [ 687.124181][ T9033] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:57 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa02199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:57 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xac03000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 687.156249][ T9072] FAT-fs (loop3): bogus number of reserved sectors [ 687.162854][ T9072] FAT-fs (loop3): Can't find a valid FAT filesystem [ 687.167028][ T9058] FAT-fs (loop1): bogus number of reserved sectors [ 687.176093][ T9058] FAT-fs (loop1): Can't find a valid FAT filesystem [ 687.254812][ T9072] loop3: detected capacity change from 0 to 264192 [ 687.255728][ T9084] loop0: detected capacity change from 0 to 256 [ 687.266741][ T9083] loop4: detected capacity change from 0 to 264192 [ 687.290083][ T9072] FAT-fs (loop3): bogus number of reserved sectors [ 687.296622][ T9072] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:57 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa03199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 687.305764][ T9083] FAT-fs (loop4): bogus number of reserved sectors [ 687.312333][ T9083] FAT-fs (loop4): Can't find a valid FAT filesystem [ 687.332922][ T9054] loop5: detected capacity change from 0 to 264192 [ 687.345163][ T9058] loop1: detected capacity change from 0 to 131072 16:00:57 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4233caaf, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 687.352648][ T9054] FAT-fs (loop5): bogus number of reserved sectors [ 687.359190][ T9054] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 687.368346][ T9054] FAT-fs (loop5): Can't find a valid FAT filesystem [ 687.369344][ T9106] loop0: detected capacity change from 0 to 256 [ 687.381915][ T9058] FAT-fs (loop1): bogus number of reserved sectors [ 687.388561][ T9058] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:57 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8cffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:57 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x5000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 687.402456][ T9111] loop2: detected capacity change from 0 to 264192 [ 687.404831][ T9083] loop4: detected capacity change from 0 to 264192 [ 687.417484][ T9083] FAT-fs (loop4): bogus number of reserved sectors [ 687.418009][ T9111] FAT-fs (loop2): bogus number of reserved sectors [ 687.424056][ T9083] FAT-fs (loop4): Can't find a valid FAT filesystem [ 687.430581][ T9111] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:57 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x84030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:57 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xad03000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 687.470183][ T9106] loop0: detected capacity change from 0 to 256 [ 687.486026][ T9111] loop2: detected capacity change from 0 to 264192 [ 687.487087][ T9134] loop1: detected capacity change from 0 to 163840 [ 687.496908][ T9111] FAT-fs (loop2): bogus number of reserved sectors [ 687.505912][ T9111] FAT-fs (loop2): Can't find a valid FAT filesystem [ 687.509203][ T9135] loop5: detected capacity change from 0 to 264192 16:00:57 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa04199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 687.518306][ T9140] loop4: detected capacity change from 0 to 264192 [ 687.525585][ T9134] FAT-fs (loop1): bogus number of reserved sectors [ 687.532110][ T9134] FAT-fs (loop1): Can't find a valid FAT filesystem [ 687.544926][ T9140] FAT-fs (loop4): bogus number of reserved sectors [ 687.551484][ T9140] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:57 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x48000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:00:57 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 687.589317][ T9135] FAT-fs (loop5): bogus number of reserved sectors [ 687.595862][ T9135] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 687.605156][ T9135] FAT-fs (loop5): Can't find a valid FAT filesystem [ 687.645345][ T9140] loop4: detected capacity change from 0 to 264192 [ 687.650371][ T9159] loop0: detected capacity change from 0 to 256 [ 687.659120][ T9165] loop3: detected capacity change from 0 to 264192 [ 687.669381][ T9160] loop2: detected capacity change from 0 to 264192 [ 687.689311][ T9135] loop5: detected capacity change from 0 to 264192 [ 687.696381][ T9165] FAT-fs (loop3): bogus number of reserved sectors [ 687.703197][ T9165] FAT-fs (loop3): Can't find a valid FAT filesystem [ 687.712232][ T9140] FAT-fs (loop4): bogus number of reserved sectors [ 687.718772][ T9140] FAT-fs (loop4): Can't find a valid FAT filesystem [ 687.731832][ T9169] loop1: detected capacity change from 0 to 196608 [ 687.759564][ T9160] FAT-fs (loop2): bogus number of reserved sectors [ 687.766203][ T9160] FAT-fs (loop2): Can't find a valid FAT filesystem [ 687.776431][ T9135] FAT-fs (loop5): bogus number of reserved sectors [ 687.783025][ T9135] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 687.792497][ T9135] FAT-fs (loop5): Can't find a valid FAT filesystem [ 687.802597][ T9159] loop0: detected capacity change from 0 to 256 16:00:58 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xae03000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 687.824787][ T9169] FAT-fs (loop1): bogus number of reserved sectors [ 687.831380][ T9169] FAT-fs (loop1): Can't find a valid FAT filesystem [ 687.838606][ T9165] loop3: detected capacity change from 0 to 264192 [ 687.850921][ T9160] loop2: detected capacity change from 0 to 264192 [ 687.853825][ T9165] FAT-fs (loop3): bogus number of reserved sectors [ 687.864008][ T9165] FAT-fs (loop3): Can't find a valid FAT filesystem 16:00:58 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa05199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:58 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x85030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:00:58 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6040000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 687.924759][ T9160] FAT-fs (loop2): bogus number of reserved sectors [ 687.931485][ T9160] FAT-fs (loop2): Can't find a valid FAT filesystem [ 687.947516][ T9202] loop0: detected capacity change from 0 to 256 [ 687.954211][ T9203] loop4: detected capacity change from 0 to 264192 [ 687.958926][ T9207] loop1: detected capacity change from 0 to 197120 16:00:58 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4c000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 687.969293][ T9203] FAT-fs (loop4): bogus number of reserved sectors [ 687.975901][ T9203] FAT-fs (loop4): Can't find a valid FAT filesystem [ 687.996023][ T9207] FAT-fs (loop1): bogus number of reserved sectors [ 688.002601][ T9207] FAT-fs (loop1): Can't find a valid FAT filesystem [ 688.010406][ T9202] loop0: detected capacity change from 0 to 256 16:00:58 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9426000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 688.050409][ T9223] loop5: detected capacity change from 0 to 264192 [ 688.069933][ T9225] loop2: detected capacity change from 0 to 264192 [ 688.083578][ T9223] FAT-fs (loop5): bogus number of reserved sectors [ 688.090164][ T9223] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 688.099378][ T9223] FAT-fs (loop5): Can't find a valid FAT filesystem [ 688.108035][ T9203] loop4: detected capacity change from 0 to 264192 [ 688.118957][ T9225] FAT-fs (loop2): bogus number of reserved sectors [ 688.125526][ T9225] FAT-fs (loop2): Can't find a valid FAT filesystem [ 688.127799][ T9203] FAT-fs (loop4): bogus number of reserved sectors [ 688.138924][ T9203] FAT-fs (loop4): Can't find a valid FAT filesystem 16:00:58 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa06199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:58 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x60000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 688.148633][ T9240] loop3: detected capacity change from 0 to 264192 [ 688.168680][ T9240] FAT-fs (loop3): bogus number of reserved sectors [ 688.175308][ T9240] FAT-fs (loop3): Can't find a valid FAT filesystem [ 688.180490][ T9207] loop1: detected capacity change from 0 to 197120 [ 688.192578][ T9246] loop0: detected capacity change from 0 to 256 [ 688.199513][ T9207] FAT-fs (loop1): bogus number of reserved sectors [ 688.206070][ T9207] FAT-fs (loop1): Can't find a valid FAT filesystem [ 688.227195][ T9223] loop5: detected capacity change from 0 to 264192 [ 688.227313][ T9240] loop3: detected capacity change from 0 to 264192 [ 688.242928][ T9246] loop0: detected capacity change from 0 to 256 16:00:58 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xaf03000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:58 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:58 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa07199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 688.271757][ T9223] FAT-fs (loop5): bogus number of reserved sectors [ 688.278367][ T9223] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 688.287569][ T9223] FAT-fs (loop5): Can't find a valid FAT filesystem [ 688.297240][ T9240] FAT-fs (loop3): bogus number of reserved sectors [ 688.303811][ T9240] FAT-fs (loop3): Can't find a valid FAT filesystem [ 688.307175][ T9270] loop2: detected capacity change from 0 to 264192 16:00:58 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x97ffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 688.351893][ T9270] FAT-fs (loop2): bogus number of reserved sectors [ 688.358435][ T9270] FAT-fs (loop2): Can't find a valid FAT filesystem [ 688.378638][ T9281] loop0: detected capacity change from 0 to 256 [ 688.400227][ T9288] loop1: detected capacity change from 0 to 229376 [ 688.401250][ T9287] loop4: detected capacity change from 0 to 264192 [ 688.420191][ T9291] loop3: detected capacity change from 0 to 264192 [ 688.437807][ T9288] FAT-fs (loop1): bogus number of reserved sectors [ 688.444381][ T9288] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:58 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x85ffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 688.458479][ T9287] FAT-fs (loop4): bogus number of reserved sectors [ 688.465130][ T9287] FAT-fs (loop4): Can't find a valid FAT filesystem [ 688.486315][ T9270] loop2: detected capacity change from 0 to 264192 [ 688.515863][ T9270] FAT-fs (loop2): bogus number of reserved sectors [ 688.516025][ T9281] loop0: detected capacity change from 0 to 256 [ 688.522440][ T9270] FAT-fs (loop2): Can't find a valid FAT filesystem [ 688.537397][ T9291] FAT-fs (loop3): bogus number of reserved sectors [ 688.544033][ T9291] FAT-fs (loop3): Can't find a valid FAT filesystem [ 688.566363][ T9288] loop1: detected capacity change from 0 to 229376 [ 688.571268][ T9287] loop4: detected capacity change from 0 to 264192 [ 688.581346][ T9287] FAT-fs (loop4): bogus number of reserved sectors [ 688.587971][ T9287] FAT-fs (loop4): Can't find a valid FAT filesystem [ 688.610343][ T9291] loop3: detected capacity change from 0 to 264192 16:00:58 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x68000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 688.628173][ T9288] FAT-fs (loop1): bogus number of reserved sectors [ 688.634741][ T9288] FAT-fs (loop1): Can't find a valid FAT filesystem [ 688.639689][ T9317] loop5: detected capacity change from 0 to 264192 16:00:58 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:58 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb003000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 688.679631][ T9331] loop2: detected capacity change from 0 to 264192 [ 688.698227][ T9291] FAT-fs (loop3): bogus number of reserved sectors [ 688.704734][ T9331] FAT-fs (loop2): bogus number of reserved sectors [ 688.704867][ T9291] FAT-fs (loop3): Can't find a valid FAT filesystem [ 688.711457][ T9331] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:58 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa08199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 688.774006][ T9341] loop4: detected capacity change from 0 to 264192 [ 688.780118][ T9317] FAT-fs (loop5): bogus number of reserved sectors [ 688.787214][ T9317] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 688.796541][ T9317] FAT-fs (loop5): Can't find a valid FAT filesystem [ 688.808307][ T7381] ================================================================== [ 688.816713][ T7381] BUG: KCSAN: data-race in delete_from_page_cache_batch / page_mapping [ 688.825036][ T7381] [ 688.827335][ T7381] write to 0xffffea00042607d8 of 8 bytes by task 9341 on cpu 0: [ 688.834940][ T7381] delete_from_page_cache_batch+0x30c/0x6c0 [ 688.841074][ T7381] truncate_inode_pages_range+0x1d5/0xad0 [ 688.846777][ T7381] truncate_inode_pages+0x20/0x30 [ 688.851964][ T7381] set_blocksize+0x24e/0x270 [ 688.856653][ T7381] sb_min_blocksize+0x9d/0x120 [ 688.861513][ T7381] fat_fill_super+0xe95/0x2b10 [ 688.866357][ T7381] vfat_fill_super+0x2c/0x40 [ 688.870926][ T7381] mount_bdev+0x1e8/0x290 [ 688.875249][ T7381] vfat_mount+0x2d/0x40 [ 688.879382][ T7381] legacy_get_tree+0x70/0xc0 [ 688.884039][ T7381] vfs_get_tree+0x4a/0x1a0 [ 688.888442][ T7381] path_mount+0x11ec/0x1d20 [ 688.893013][ T7381] __se_sys_mount+0x24b/0x2f0 [ 688.897675][ T7381] __x64_sys_mount+0x63/0x70 [ 688.902684][ T7381] do_syscall_64+0x44/0xa0 [ 688.907091][ T7381] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 688.913224][ T7381] [ 688.915542][ T7381] read to 0xffffea00042607d8 of 8 bytes by task 7381 on cpu 1: [ 688.923180][ T7381] page_mapping+0x111/0x1c0 [ 688.927801][ T7381] __pagevec_lru_add_fn+0x82/0x490 [ 688.932906][ T7381] __pagevec_lru_add+0x189/0x240 [ 688.937842][ T7381] lru_cache_add+0x121/0x150 [ 688.942499][ T7381] shmem_getpage_gfp+0xcb9/0x13d0 [ 688.947503][ T7381] shmem_file_read_iter+0x1b2/0x5d0 [ 688.952970][ T7381] do_iter_readv_writev+0x2fb/0x380 [ 688.958157][ T7381] do_iter_read+0x192/0x5d0 [ 688.962918][ T7381] vfs_iter_read+0x4c/0x70 [ 688.967322][ T7381] loop_process_work+0x11ae/0x18f0 [ 688.972413][ T7381] loop_rootcg_workfn+0x1b/0x20 [ 688.977625][ T7381] process_one_work+0x402/0x910 [ 688.982673][ T7381] worker_thread+0x636/0xae0 [ 688.987249][ T7381] kthread+0x262/0x280 [ 688.991301][ T7381] ret_from_fork+0x1f/0x30 [ 688.995694][ T7381] [ 688.998022][ T7381] value changed: 0xffff8881010a7be8 -> 0x0000000000000000 [ 689.005116][ T7381] [ 689.007431][ T7381] Reported by Kernel Concurrency Sanitizer on: [ 689.013552][ T7381] CPU: 1 PID: 7381 Comm: kworker/u4:5 Not tainted 5.15.0-rc5-syzkaller #0 [ 689.022080][ T7381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 689.032113][ T7381] Workqueue: loop4 loop_rootcg_workfn [ 689.037470][ T7381] ================================================================== 16:00:59 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6c000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 689.078160][ T9347] loop0: detected capacity change from 0 to 256 [ 689.097036][ T9350] loop1: detected capacity change from 0 to 262144 [ 689.109703][ T9317] loop5: detected capacity change from 0 to 264192 [ 689.116672][ T9317] FAT-fs (loop5): bogus number of reserved sectors [ 689.123201][ T9317] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 689.132506][ T9317] FAT-fs (loop5): Can't find a valid FAT filesystem [ 689.145375][ T9358] loop2: detected capacity change from 0 to 264192 [ 689.156799][ T9347] loop0: detected capacity change from 0 to 256 16:00:59 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xae03000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:00:59 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa0c199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:00:59 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x86030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 689.203593][ T9350] FAT-fs (loop1): bogus number of reserved sectors [ 689.210367][ T9350] FAT-fs (loop1): Can't find a valid FAT filesystem [ 689.211564][ T9358] FAT-fs (loop2): bogus number of reserved sectors [ 689.223568][ T9358] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:59 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x9000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 689.266749][ T9374] loop0: detected capacity change from 0 to 256 [ 689.274438][ T9358] loop2: detected capacity change from 0 to 264192 [ 689.276704][ T9375] loop5: detected capacity change from 0 to 264192 [ 689.306518][ T9375] FAT-fs (loop5): bogus number of reserved sectors [ 689.313305][ T9375] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 689.316151][ T9388] loop3: detected capacity change from 0 to 264192 [ 689.322823][ T9375] FAT-fs (loop5): Can't find a valid FAT filesystem [ 689.345316][ T9374] loop0: detected capacity change from 0 to 256 [ 689.345668][ T9391] loop1: detected capacity change from 0 to 264192 [ 689.357764][ T9341] FAT-fs (loop4): bogus number of reserved sectors 16:00:59 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa0f199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 689.358427][ T9358] FAT-fs (loop2): bogus number of reserved sectors [ 689.364930][ T9341] FAT-fs (loop4): Can't find a valid FAT filesystem [ 689.378086][ T9358] FAT-fs (loop2): Can't find a valid FAT filesystem [ 689.400215][ T9391] FAT-fs (loop1): bogus number of reserved sectors [ 689.406849][ T9391] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:59 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:00:59 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x74000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 689.434459][ T9341] loop4: detected capacity change from 0 to 264192 [ 689.456037][ T9375] loop5: detected capacity change from 0 to 264192 [ 689.464253][ T9341] FAT-fs (loop4): bogus number of reserved sectors [ 689.465325][ T9388] FAT-fs (loop3): bogus number of reserved sectors [ 689.470915][ T9341] FAT-fs (loop4): Can't find a valid FAT filesystem [ 689.477411][ T9388] FAT-fs (loop3): Can't find a valid FAT filesystem [ 689.485752][ T9412] loop0: detected capacity change from 0 to 256 [ 689.506107][ T9375] FAT-fs (loop5): bogus number of reserved sectors [ 689.513631][ T9375] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 689.520809][ T9420] loop2: detected capacity change from 0 to 264192 [ 689.522763][ T9375] FAT-fs (loop5): Can't find a valid FAT filesystem [ 689.545668][ T9420] FAT-fs (loop2): bogus number of reserved sectors [ 689.552450][ T9420] FAT-fs (loop2): Can't find a valid FAT filesystem 16:00:59 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb103000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:00:59 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7a000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 689.583235][ T9412] loop0: detected capacity change from 0 to 256 [ 689.584829][ T9426] loop1: detected capacity change from 0 to 264192 [ 689.610739][ T9426] FAT-fs (loop1): bogus number of reserved sectors [ 689.617359][ T9426] FAT-fs (loop1): Can't find a valid FAT filesystem 16:00:59 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x87030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 689.631190][ T9439] loop4: detected capacity change from 0 to 264192 [ 689.643449][ T9439] FAT-fs (loop4): bogus number of reserved sectors [ 689.650000][ T9439] FAT-fs (loop4): Can't find a valid FAT filesystem [ 689.657575][ T9443] loop5: detected capacity change from 0 to 264192 [ 689.665011][ T9388] loop3: detected capacity change from 0 to 264192 16:00:59 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aafe199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 689.678432][ T9426] loop1: detected capacity change from 0 to 264192 [ 689.691903][ T9426] FAT-fs (loop1): bogus number of reserved sectors [ 689.698526][ T9426] FAT-fs (loop1): Can't find a valid FAT filesystem [ 689.705907][ T9439] loop4: detected capacity change from 0 to 264192 [ 689.722677][ T9388] FAT-fs (loop3): bogus number of reserved sectors 16:00:59 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xaf03000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 689.723883][ T9443] FAT-fs (loop5): bogus number of reserved sectors [ 689.729409][ T9388] FAT-fs (loop3): Can't find a valid FAT filesystem [ 689.735899][ T9443] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 689.751769][ T9443] FAT-fs (loop5): Can't find a valid FAT filesystem [ 689.761402][ T9439] FAT-fs (loop4): bogus number of reserved sectors [ 689.767942][ T9439] FAT-fs (loop4): Can't find a valid FAT filesystem [ 689.769009][ T9459] loop2: detected capacity change from 0 to 264192 [ 689.792231][ T9466] loop0: detected capacity change from 0 to 256 16:00:59 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:01:00 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb203000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 689.834374][ T9476] loop3: detected capacity change from 0 to 264192 [ 689.845505][ T9476] FAT-fs (loop3): bogus number of reserved sectors [ 689.852123][ T9476] FAT-fs (loop3): Can't find a valid FAT filesystem [ 689.871146][ T9459] FAT-fs (loop2): bogus number of reserved sectors [ 689.877712][ T9459] FAT-fs (loop2): Can't find a valid FAT filesystem 16:01:00 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x83030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 689.905354][ T9466] loop0: detected capacity change from 0 to 256 [ 689.919162][ T9476] loop3: detected capacity change from 0 to 264192 [ 689.922368][ T9443] loop5: detected capacity change from 0 to 264192 [ 689.940413][ T9476] FAT-fs (loop3): bogus number of reserved sectors [ 689.946929][ T9476] FAT-fs (loop3): Can't find a valid FAT filesystem 16:01:00 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09fe9184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 689.966585][ T9501] loop1: detected capacity change from 0 to 264192 [ 689.979371][ T9502] loop2: detected capacity change from 0 to 264192 [ 690.005840][ T9443] FAT-fs (loop5): bogus number of reserved sectors [ 690.012428][ T9443] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 690.021788][ T9443] FAT-fs (loop5): Can't find a valid FAT filesystem [ 690.022742][ T9504] loop4: detected capacity change from 0 to 264192 [ 690.044665][ T9501] FAT-fs (loop1): bogus number of reserved sectors [ 690.051252][ T9501] FAT-fs (loop1): Can't find a valid FAT filesystem [ 690.065657][ T9502] FAT-fs (loop2): bogus number of reserved sectors [ 690.072257][ T9502] FAT-fs (loop2): Can't find a valid FAT filesystem [ 690.074739][ T9515] loop0: detected capacity change from 0 to 256 16:01:00 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x88030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:01:00 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb003000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 690.115897][ T9501] loop1: detected capacity change from 0 to 264192 [ 690.134783][ T9504] FAT-fs (loop4): bogus number of reserved sectors [ 690.141366][ T9504] FAT-fs (loop4): Can't find a valid FAT filesystem 16:01:00 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0xfe, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:01:00 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x85ffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:01:00 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb303000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 690.173888][ T9501] FAT-fs (loop1): bogus number of reserved sectors [ 690.180619][ T9501] FAT-fs (loop1): Can't find a valid FAT filesystem [ 690.209767][ T9528] loop3: detected capacity change from 0 to 264192 [ 690.227783][ T9538] loop5: detected capacity change from 0 to 264192 [ 690.228024][ T9528] FAT-fs (loop3): bogus number of reserved sectors [ 690.237467][ T9542] loop0: detected capacity change from 0 to 256 [ 690.240957][ T9528] FAT-fs (loop3): Can't find a valid FAT filesystem [ 690.268098][ T9538] FAT-fs (loop5): bogus number of reserved sectors 16:01:00 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 690.274678][ T9538] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 690.283903][ T9538] FAT-fs (loop5): Can't find a valid FAT filesystem [ 690.303408][ T9550] loop2: detected capacity change from 0 to 264192 [ 690.317891][ T9552] loop4: detected capacity change from 0 to 264192 [ 690.344443][ T9542] loop0: detected capacity change from 0 to 256 [ 690.355150][ T9538] loop5: detected capacity change from 0 to 264192 [ 690.359643][ T9528] loop3: detected capacity change from 0 to 264192 [ 690.363323][ T9550] FAT-fs (loop2): bogus number of reserved sectors [ 690.374868][ T9550] FAT-fs (loop2): Can't find a valid FAT filesystem 16:01:00 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0xfffe, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 690.388869][ T9528] FAT-fs (loop3): bogus number of reserved sectors [ 690.395467][ T9528] FAT-fs (loop3): Can't find a valid FAT filesystem [ 690.428973][ T9572] loop1: detected capacity change from 0 to 264192 16:01:00 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb103000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 690.447195][ T9572] FAT-fs (loop1): bogus number of reserved sectors [ 690.453775][ T9572] FAT-fs (loop1): Can't find a valid FAT filesystem [ 690.460416][ T9552] FAT-fs (loop4): bogus number of reserved sectors [ 690.466947][ T9552] FAT-fs (loop4): Can't find a valid FAT filesystem [ 690.488815][ T9538] FAT-fs (loop5): bogus number of reserved sectors [ 690.492109][ T9578] loop0: detected capacity change from 0 to 256 [ 690.495470][ T9538] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 690.510812][ T9538] FAT-fs (loop5): Can't find a valid FAT filesystem 16:01:00 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x89030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 690.546061][ T9572] loop1: detected capacity change from 0 to 264192 [ 690.562034][ T9578] loop0: detected capacity change from 0 to 256 [ 690.581293][ T9550] loop2: detected capacity change from 0 to 264192 [ 690.586316][ T9552] loop4: detected capacity change from 0 to 264192 [ 690.592477][ T9550] FAT-fs (loop2): bogus number of reserved sectors [ 690.600886][ T9550] FAT-fs (loop2): Can't find a valid FAT filesystem [ 690.619721][ T9599] loop3: detected capacity change from 0 to 264192 [ 690.625957][ T9572] FAT-fs (loop1): bogus number of reserved sectors [ 690.632805][ T9572] FAT-fs (loop1): Can't find a valid FAT filesystem [ 690.639953][ T9599] FAT-fs (loop3): bogus number of reserved sectors 16:01:00 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0xfffffffe, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 690.646510][ T9599] FAT-fs (loop3): Can't find a valid FAT filesystem [ 690.659549][ T9605] loop5: detected capacity change from 0 to 264192 [ 690.674855][ T9605] FAT-fs (loop5): bogus number of reserved sectors [ 690.680829][ T9552] FAT-fs (loop4): bogus number of reserved sectors [ 690.681506][ T9605] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:01:00 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8cffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 690.687983][ T9552] FAT-fs (loop4): Can't find a valid FAT filesystem [ 690.697126][ T9605] FAT-fs (loop5): Can't find a valid FAT filesystem [ 690.732072][ T9605] loop5: detected capacity change from 0 to 264192 16:01:00 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xd000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 690.741521][ T9605] FAT-fs (loop5): bogus number of reserved sectors [ 690.748056][ T9605] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 690.750745][ T9624] loop2: detected capacity change from 0 to 264192 [ 690.757488][ T9605] FAT-fs (loop5): Can't find a valid FAT filesystem [ 690.782355][ T9599] loop3: detected capacity change from 0 to 264192 [ 690.788474][ T9624] FAT-fs (loop2): bogus number of reserved sectors [ 690.795401][ T9624] FAT-fs (loop2): Can't find a valid FAT filesystem [ 690.812609][ T9599] FAT-fs (loop3): bogus number of reserved sectors [ 690.819187][ T9599] FAT-fs (loop3): Can't find a valid FAT filesystem 16:01:01 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb203000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:01:01 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb403000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 690.882138][ T9633] loop1: detected capacity change from 0 to 264192 [ 690.916177][ T9633] FAT-fs (loop1): bogus number of reserved sectors [ 690.920729][ T9624] loop2: detected capacity change from 0 to 264192 16:01:01 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8a030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 690.922758][ T9633] FAT-fs (loop1): Can't find a valid FAT filesystem [ 690.951095][ T9646] loop3: detected capacity change from 0 to 264192 [ 690.971069][ T9624] FAT-fs (loop2): bogus number of reserved sectors [ 690.977673][ T9616] loop0: detected capacity change from 0 to 32760 [ 690.977893][ T9624] FAT-fs (loop2): Can't find a valid FAT filesystem [ 690.997598][ T9633] loop1: detected capacity change from 0 to 264192 [ 691.005212][ T9646] FAT-fs (loop3): bogus number of reserved sectors [ 691.011776][ T9646] FAT-fs (loop3): Can't find a valid FAT filesystem 16:01:01 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x95260000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 691.036956][ T9633] FAT-fs (loop1): bogus number of reserved sectors [ 691.043524][ T9633] FAT-fs (loop1): Can't find a valid FAT filesystem [ 691.074964][ T9646] loop3: detected capacity change from 0 to 264192 16:01:01 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 691.084687][ T9669] loop5: detected capacity change from 0 to 264192 [ 691.096701][ T9646] FAT-fs (loop3): bogus number of reserved sectors [ 691.103352][ T9646] FAT-fs (loop3): Can't find a valid FAT filesystem [ 691.105249][ T9673] loop2: detected capacity change from 0 to 264192 [ 691.113049][ T9672] loop4: detected capacity change from 0 to 264192 [ 691.126883][ T9669] FAT-fs (loop5): bogus number of reserved sectors [ 691.133841][ T9669] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 691.143090][ T9669] FAT-fs (loop5): Can't find a valid FAT filesystem 16:01:01 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb303000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 691.193806][ T9672] FAT-fs (loop4): bogus number of reserved sectors [ 691.200594][ T9672] FAT-fs (loop4): Can't find a valid FAT filesystem [ 691.216330][ T9673] FAT-fs (loop2): bogus number of reserved sectors [ 691.223114][ T9673] FAT-fs (loop2): Can't find a valid FAT filesystem [ 691.224335][ T9686] loop1: detected capacity change from 0 to 264192 16:01:01 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb503000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 691.257535][ T9669] loop5: detected capacity change from 0 to 264192 [ 691.257645][ T9686] FAT-fs (loop1): bogus number of reserved sectors [ 691.270638][ T9686] FAT-fs (loop1): Can't find a valid FAT filesystem [ 691.282988][ T9669] FAT-fs (loop5): bogus number of reserved sectors [ 691.289567][ T9669] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 691.297692][ T9695] loop3: detected capacity change from 0 to 264192 [ 691.298772][ T9669] FAT-fs (loop5): Can't find a valid FAT filesystem 16:01:01 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 691.354808][ T9673] loop2: detected capacity change from 0 to 264192 [ 691.357286][ T9695] FAT-fs (loop3): bogus number of reserved sectors [ 691.368118][ T9695] FAT-fs (loop3): Can't find a valid FAT filesystem [ 691.384140][ T9707] loop4: detected capacity change from 0 to 264192 [ 691.391571][ T9673] FAT-fs (loop2): bogus number of reserved sectors [ 691.398235][ T9673] FAT-fs (loop2): Can't find a valid FAT filesystem 16:01:01 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8b030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 691.426803][ T9695] loop3: detected capacity change from 0 to 264192 [ 691.451869][ T9707] FAT-fs (loop4): bogus number of reserved sectors [ 691.458531][ T9707] FAT-fs (loop4): Can't find a valid FAT filesystem [ 691.470456][ T9721] loop1: detected capacity change from 0 to 264192 16:01:01 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0xfffffffffffffffe, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 691.511936][ T9695] FAT-fs (loop3): bogus number of reserved sectors [ 691.518472][ T9695] FAT-fs (loop3): Can't find a valid FAT filesystem [ 691.548072][ T9707] loop4: detected capacity change from 0 to 264192 [ 691.553459][ T9721] FAT-fs (loop1): bogus number of reserved sectors 16:01:01 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x96260000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 691.557175][ T9725] loop5: detected capacity change from 0 to 264192 [ 691.561109][ T9721] FAT-fs (loop1): Can't find a valid FAT filesystem [ 691.576696][ T9707] FAT-fs (loop4): bogus number of reserved sectors [ 691.583349][ T9707] FAT-fs (loop4): Can't find a valid FAT filesystem [ 691.592127][ T9725] FAT-fs (loop5): bogus number of reserved sectors [ 691.598755][ T9725] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 691.607933][ T9725] FAT-fs (loop5): Can't find a valid FAT filesystem 16:01:01 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb603000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:01:01 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb403000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:01:01 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x97ffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 691.652464][ T9741] loop2: detected capacity change from 0 to 264192 [ 691.664814][ T9741] FAT-fs (loop2): bogus number of reserved sectors [ 691.671392][ T9741] FAT-fs (loop2): Can't find a valid FAT filesystem 16:01:01 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x8cffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 691.739304][ T9721] loop1: detected capacity change from 0 to 264192 [ 691.756932][ T9756] loop4: detected capacity change from 0 to 264192 [ 691.775961][ T9721] FAT-fs (loop1): bogus number of reserved sectors [ 691.782534][ T9721] FAT-fs (loop1): Can't find a valid FAT filesystem [ 691.797602][ T9761] loop2: detected capacity change from 0 to 264192 [ 691.811232][ T9765] loop5: detected capacity change from 0 to 264192 [ 691.822053][ T9767] loop3: detected capacity change from 0 to 264192 [ 691.830427][ T9756] FAT-fs (loop4): bogus number of reserved sectors [ 691.836980][ T9756] FAT-fs (loop4): Can't find a valid FAT filesystem [ 691.848807][ T9761] FAT-fs (loop2): bogus number of reserved sectors [ 691.855393][ T9761] FAT-fs (loop2): Can't find a valid FAT filesystem [ 691.880240][ T9765] FAT-fs (loop5): bogus number of reserved sectors [ 691.884806][ T9767] FAT-fs (loop3): bogus number of reserved sectors [ 691.886784][ T9765] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 691.893314][ T9767] FAT-fs (loop3): Can't find a valid FAT filesystem [ 691.902456][ T9765] FAT-fs (loop5): Can't find a valid FAT filesystem [ 691.927316][ T9737] loop0: detected capacity change from 0 to 32760 16:01:02 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x10000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:01:02 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb503000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 691.956701][ T9756] loop4: detected capacity change from 0 to 264192 [ 691.957196][ T9761] loop2: detected capacity change from 0 to 264192 [ 691.970243][ T9756] FAT-fs (loop4): bogus number of reserved sectors [ 691.977171][ T9756] FAT-fs (loop4): Can't find a valid FAT filesystem [ 692.049367][ T9788] loop1: detected capacity change from 0 to 264192 [ 692.054268][ T9761] FAT-fs (loop2): bogus number of reserved sectors [ 692.062558][ T9761] FAT-fs (loop2): Can't find a valid FAT filesystem [ 692.082309][ T9765] loop5: detected capacity change from 0 to 264192 [ 692.086908][ T9804] loop3: detected capacity change from 0 to 264192 16:01:02 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xb703000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 692.092308][ T9788] FAT-fs (loop1): bogus number of reserved sectors [ 692.102010][ T9788] FAT-fs (loop1): Can't find a valid FAT filesystem [ 692.112092][ T9765] FAT-fs (loop5): bogus number of reserved sectors [ 692.118681][ T9765] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 692.128076][ T9765] FAT-fs (loop5): Can't find a valid FAT filesystem 16:01:02 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x2}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:01:02 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa3030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:01:02 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x94260000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 692.175668][ T9804] FAT-fs (loop3): bogus number of reserved sectors [ 692.182342][ T9804] FAT-fs (loop3): Can't find a valid FAT filesystem [ 692.184947][ T9816] loop4: detected capacity change from 0 to 264192 [ 692.212655][ T9822] loop0: detected capacity change from 0 to 256 [ 692.214560][ T9788] loop1: detected capacity change from 0 to 264192 16:01:02 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb603000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 692.240129][ T9788] FAT-fs (loop1): bogus number of reserved sectors [ 692.246864][ T9788] FAT-fs (loop1): Can't find a valid FAT filesystem [ 692.253571][ T9830] loop2: detected capacity change from 0 to 264192 [ 692.272014][ T9830] FAT-fs (loop2): bogus number of reserved sectors [ 692.278571][ T9830] FAT-fs (loop2): Can't find a valid FAT filesystem [ 692.287821][ T9816] FAT-fs (loop4): bogus number of reserved sectors [ 692.294464][ T9816] FAT-fs (loop4): Can't find a valid FAT filesystem [ 692.308632][ T9822] loop0: detected capacity change from 0 to 256 [ 692.328128][ T9843] loop3: detected capacity change from 0 to 264192 [ 692.329991][ T9845] loop5: detected capacity change from 0 to 264192 [ 692.358274][ T9845] FAT-fs (loop5): bogus number of reserved sectors [ 692.365003][ T9845] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 692.374426][ T9845] FAT-fs (loop5): Can't find a valid FAT filesystem [ 692.383839][ T9830] loop2: detected capacity change from 0 to 264192 16:01:02 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x11000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:01:02 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x4}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 692.391169][ T9816] loop4: detected capacity change from 0 to 264192 [ 692.408610][ T9843] FAT-fs (loop3): bogus number of reserved sectors [ 692.415212][ T9843] FAT-fs (loop3): Can't find a valid FAT filesystem [ 692.429856][ T9845] loop5: detected capacity change from 0 to 264192 [ 692.439390][ T9830] FAT-fs (loop2): bogus number of reserved sectors [ 692.442021][ T9816] FAT-fs (loop4): bogus number of reserved sectors [ 692.445918][ T9830] FAT-fs (loop2): Can't find a valid FAT filesystem [ 692.459140][ T9816] FAT-fs (loop4): Can't find a valid FAT filesystem [ 692.477056][ T9845] FAT-fs (loop5): bogus number of reserved sectors 16:01:02 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa4030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:01:02 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb703000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 692.483650][ T9845] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 692.492800][ T9845] FAT-fs (loop5): Can't find a valid FAT filesystem 16:01:02 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xda26000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 692.540013][ T9871] loop1: detected capacity change from 0 to 264192 [ 692.566499][ T9883] loop0: detected capacity change from 0 to 256 [ 692.579785][ T9885] loop2: detected capacity change from 0 to 264192 16:01:02 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa5030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 692.596773][ T9871] FAT-fs (loop1): bogus number of reserved sectors [ 692.603451][ T9871] FAT-fs (loop1): Can't find a valid FAT filesystem [ 692.607133][ T9887] loop3: detected capacity change from 0 to 264192 [ 692.617903][ T9891] loop4: detected capacity change from 0 to 264192 [ 692.624978][ T9885] FAT-fs (loop2): bogus number of reserved sectors [ 692.631532][ T9885] FAT-fs (loop2): Can't find a valid FAT filesystem 16:01:02 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x12000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:01:02 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x95260000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 692.691471][ T9887] FAT-fs (loop3): bogus number of reserved sectors [ 692.698019][ T9887] FAT-fs (loop3): Can't find a valid FAT filesystem [ 692.708625][ T9891] FAT-fs (loop4): bogus number of reserved sectors [ 692.715516][ T9891] FAT-fs (loop4): Can't find a valid FAT filesystem [ 692.736841][ T9883] loop0: detected capacity change from 0 to 256 [ 692.746343][ T9905] loop2: detected capacity change from 0 to 264192 [ 692.754002][ T9908] loop1: detected capacity change from 0 to 264192 [ 692.763325][ T9905] FAT-fs (loop2): bogus number of reserved sectors [ 692.765320][ T9908] FAT-fs (loop1): bogus number of reserved sectors [ 692.769930][ T9905] FAT-fs (loop2): Can't find a valid FAT filesystem [ 692.783182][ T9908] FAT-fs (loop1): Can't find a valid FAT filesystem [ 692.786707][ T9918] loop5: detected capacity change from 0 to 264192 [ 692.799909][ T9918] FAT-fs (loop5): bogus number of reserved sectors [ 692.806506][ T9918] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 692.815775][ T9918] FAT-fs (loop5): Can't find a valid FAT filesystem [ 692.828530][ T9891] loop4: detected capacity change from 0 to 264192 16:01:03 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x8}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 692.837800][ T9908] loop1: detected capacity change from 0 to 264192 [ 692.841061][ T9887] loop3: detected capacity change from 0 to 264192 [ 692.845921][ T9905] loop2: detected capacity change from 0 to 264192 [ 692.860009][ T9905] FAT-fs (loop2): bogus number of reserved sectors [ 692.866553][ T9905] FAT-fs (loop2): Can't find a valid FAT filesystem [ 692.879292][ T9908] FAT-fs (loop1): bogus number of reserved sectors 16:01:03 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa6030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 692.886082][ T9908] FAT-fs (loop1): Can't find a valid FAT filesystem 16:01:03 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x13000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 692.956719][ T9891] FAT-fs (loop4): bogus number of reserved sectors [ 692.963271][ T9891] FAT-fs (loop4): Can't find a valid FAT filesystem [ 692.967844][ T9951] loop2: detected capacity change from 0 to 264192 [ 692.971146][ T9943] loop0: detected capacity change from 0 to 256 [ 692.982979][ T9951] FAT-fs (loop2): bogus number of reserved sectors [ 692.989533][ T9951] FAT-fs (loop2): Can't find a valid FAT filesystem 16:01:03 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb803000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 693.007300][ T9957] loop1: detected capacity change from 0 to 264192 [ 693.016569][ T9957] FAT-fs (loop1): bogus number of reserved sectors [ 693.023118][ T9957] FAT-fs (loop1): Can't find a valid FAT filesystem 16:01:03 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xdaffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 693.052841][ T9951] loop2: detected capacity change from 0 to 264192 [ 693.060005][ T9943] loop0: detected capacity change from 0 to 256 [ 693.063046][ T9918] loop5: detected capacity change from 0 to 264192 [ 693.075816][ T9951] FAT-fs (loop2): bogus number of reserved sectors [ 693.080913][ T9918] FAT-fs (loop5): bogus number of reserved sectors [ 693.082356][ T9951] FAT-fs (loop2): Can't find a valid FAT filesystem [ 693.088822][ T9918] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 693.104547][ T9918] FAT-fs (loop5): Can't find a valid FAT filesystem [ 693.134675][ T9957] loop1: detected capacity change from 0 to 264192 16:01:03 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x9}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 693.153883][ T9981] loop3: detected capacity change from 0 to 264192 [ 693.167299][ T9957] FAT-fs (loop1): bogus number of reserved sectors [ 693.173856][ T9957] FAT-fs (loop1): Can't find a valid FAT filesystem [ 693.187295][ T9989] loop4: detected capacity change from 0 to 264192 16:01:03 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa7030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 693.226552][ T9989] FAT-fs (loop4): bogus number of reserved sectors [ 693.233134][ T9989] FAT-fs (loop4): Can't find a valid FAT filesystem [ 693.246077][ T9981] FAT-fs (loop3): bogus number of reserved sectors [ 693.252693][ T9981] FAT-fs (loop3): Can't find a valid FAT filesystem [ 693.261437][ T9999] loop2: detected capacity change from 0 to 264192 [ 693.268354][T10000] loop0: detected capacity change from 0 to 256 16:01:03 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xb903000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:01:03 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xdb26000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:01:03 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x97ffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 693.319029][ T9999] FAT-fs (loop2): bogus number of reserved sectors [ 693.325569][ T9999] FAT-fs (loop2): Can't find a valid FAT filesystem 16:01:03 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x20000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 693.390121][T10013] loop3: detected capacity change from 0 to 264192 [ 693.390421][T10016] loop4: detected capacity change from 0 to 264192 [ 693.413629][T10000] loop0: detected capacity change from 0 to 256 [ 693.427553][T10024] loop5: detected capacity change from 0 to 264192 [ 693.433792][T10016] FAT-fs (loop4): bogus number of reserved sectors [ 693.440597][T10016] FAT-fs (loop4): Can't find a valid FAT filesystem [ 693.456847][T10013] FAT-fs (loop3): bogus number of reserved sectors [ 693.463406][T10013] FAT-fs (loop3): Can't find a valid FAT filesystem 16:01:03 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa8030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:01:03 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0xf}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 693.490859][T10024] FAT-fs (loop5): bogus number of reserved sectors [ 693.497429][T10024] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 693.506565][T10024] FAT-fs (loop5): Can't find a valid FAT filesystem 16:01:03 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xed00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 693.535363][T10040] loop1: detected capacity change from 0 to 264192 [ 693.546477][T10040] FAT-fs (loop1): bogus number of reserved sectors [ 693.553143][T10040] FAT-fs (loop1): Can't find a valid FAT filesystem 16:01:03 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x20100000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 693.581337][T10044] loop2: detected capacity change from 0 to 264192 [ 693.587055][T10049] loop4: detected capacity change from 0 to 264192 [ 693.594883][T10044] FAT-fs (loop2): bogus number of reserved sectors [ 693.595350][T10024] loop5: detected capacity change from 0 to 264192 [ 693.601425][T10044] FAT-fs (loop2): Can't find a valid FAT filesystem [ 693.609647][T10024] FAT-fs (loop5): bogus number of reserved sectors [ 693.616164][T10054] loop0: detected capacity change from 0 to 256 16:01:03 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0xfe}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 693.621098][T10024] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 693.636625][T10024] FAT-fs (loop5): Can't find a valid FAT filesystem [ 693.661345][T10013] loop3: detected capacity change from 0 to 264192 [ 693.677814][T10049] FAT-fs (loop4): bogus number of reserved sectors [ 693.678636][T10072] loop1: detected capacity change from 0 to 264192 [ 693.684446][T10049] FAT-fs (loop4): Can't find a valid FAT filesystem [ 693.698608][T10013] FAT-fs (loop3): bogus number of reserved sectors [ 693.704072][T10044] loop2: detected capacity change from 0 to 264192 [ 693.705145][T10013] FAT-fs (loop3): Can't find a valid FAT filesystem [ 693.725429][T10072] FAT-fs (loop1): bogus number of reserved sectors 16:01:03 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xdaffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 693.732000][T10072] FAT-fs (loop1): Can't find a valid FAT filesystem [ 693.746854][T10044] FAT-fs (loop2): bogus number of reserved sectors [ 693.753519][T10044] FAT-fs (loop2): Can't find a valid FAT filesystem 16:01:03 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xf100000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:01:03 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x22000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:01:03 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xa9030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:01:03 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xafca3342, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 693.784865][T10087] loop0: detected capacity change from 0 to 256 [ 693.788514][T10090] loop3: detected capacity change from 0 to 264192 [ 693.804876][T10090] FAT-fs (loop3): bogus number of reserved sectors [ 693.811448][T10090] FAT-fs (loop3): Can't find a valid FAT filesystem [ 693.851453][T10103] loop4: detected capacity change from 0 to 264192 [ 693.861252][T10107] loop1: detected capacity change from 0 to 264192 [ 693.876001][T10087] loop0: detected capacity change from 0 to 256 [ 693.888720][T10103] FAT-fs (loop4): bogus number of reserved sectors [ 693.895366][T10103] FAT-fs (loop4): Can't find a valid FAT filesystem [ 693.911430][T10090] loop3: detected capacity change from 0 to 264192 [ 693.928717][T10107] FAT-fs (loop1): bogus number of reserved sectors [ 693.935399][T10107] FAT-fs (loop1): Can't find a valid FAT filesystem [ 693.946322][T10121] loop2: detected capacity change from 0 to 264192 16:01:04 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0xfffe}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 693.962077][T10090] FAT-fs (loop3): bogus number of reserved sectors [ 693.968668][T10090] FAT-fs (loop3): Can't find a valid FAT filesystem [ 693.979309][T10125] loop5: detected capacity change from 0 to 264192 [ 694.000711][T10121] FAT-fs (loop2): bogus number of reserved sectors 16:01:04 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xe026000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 694.007248][T10121] FAT-fs (loop2): Can't find a valid FAT filesystem [ 694.014479][T10130] loop0: detected capacity change from 0 to 256 [ 694.021736][T10125] FAT-fs (loop5): bogus number of reserved sectors [ 694.028281][T10125] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 694.037443][T10125] FAT-fs (loop5): Can't find a valid FAT filesystem [ 694.048174][T10103] loop4: detected capacity change from 0 to 264192 16:01:04 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0xfffffffe}], 0x8403, &(0x7f00000000c0)=ANY=[]) 16:01:04 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x25000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 694.082901][T10103] FAT-fs (loop4): bogus number of reserved sectors [ 694.089568][T10103] FAT-fs (loop4): Can't find a valid FAT filesystem [ 694.123135][T10125] loop5: detected capacity change from 0 to 264192 [ 694.131922][T10121] loop2: detected capacity change from 0 to 264192 [ 694.146186][T10155] loop3: detected capacity change from 0 to 264192 [ 694.150430][T10159] loop0: detected capacity change from 0 to 264192 [ 694.162541][T10125] FAT-fs (loop5): bogus number of reserved sectors [ 694.163124][T10121] FAT-fs (loop2): bogus number of reserved sectors 16:01:04 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xf200000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:01:04 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0xfffffffffffffffe}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 694.169698][T10125] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 694.176218][T10121] FAT-fs (loop2): Can't find a valid FAT filesystem [ 694.185434][T10125] FAT-fs (loop5): Can't find a valid FAT filesystem [ 694.210504][T10158] loop1: detected capacity change from 0 to 264192 16:01:04 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc0ed0000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 694.234735][T10155] FAT-fs (loop3): bogus number of reserved sectors [ 694.241324][T10155] FAT-fs (loop3): Can't find a valid FAT filesystem [ 694.253172][T10170] loop4: detected capacity change from 0 to 264192 [ 694.287242][T10170] FAT-fs (loop4): bogus number of reserved sectors [ 694.291416][T10181] loop0: detected capacity change from 0 to 16383 [ 694.293834][T10170] FAT-fs (loop4): Can't find a valid FAT filesystem [ 694.301946][T10183] loop5: detected capacity change from 0 to 264192 [ 694.310899][T10158] FAT-fs (loop1): bogus number of reserved sectors [ 694.320114][T10158] FAT-fs (loop1): Can't find a valid FAT filesystem [ 694.322700][T10183] FAT-fs (loop5): bogus number of reserved sectors 16:01:04 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xaa030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:01:04 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x3f000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:01:04 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xf6ffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 694.333481][T10183] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 694.342780][T10183] FAT-fs (loop5): Can't find a valid FAT filesystem [ 694.376974][T10155] loop3: detected capacity change from 0 to 264192 [ 694.394848][T10155] FAT-fs (loop3): bogus number of reserved sectors [ 694.396313][T10181] loop0: detected capacity change from 0 to 16383 [ 694.401495][T10155] FAT-fs (loop3): Can't find a valid FAT filesystem [ 694.418279][T10199] loop2: detected capacity change from 0 to 264192 [ 694.428493][T10199] FAT-fs (loop2): bogus number of reserved sectors [ 694.435058][T10199] FAT-fs (loop2): Can't find a valid FAT filesystem 16:01:04 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xed00000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:01:04 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0xffffffffffffffff}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 694.465954][T10183] loop5: detected capacity change from 0 to 264192 [ 694.483164][T10183] FAT-fs (loop5): bogus number of reserved sectors [ 694.489748][T10183] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 694.498852][T10183] FAT-fs (loop5): Can't find a valid FAT filesystem [ 694.499913][T10218] loop3: detected capacity change from 0 to 264192 [ 694.512311][T10199] loop2: detected capacity change from 0 to 264192 [ 694.535160][T10199] FAT-fs (loop2): bogus number of reserved sectors [ 694.538009][T10224] loop1: detected capacity change from 0 to 264192 [ 694.541810][T10199] FAT-fs (loop2): Can't find a valid FAT filesystem [ 694.542339][T10225] loop4: detected capacity change from 0 to 264192 [ 694.556897][T10224] FAT-fs (loop1): bogus number of reserved sectors [ 694.568480][T10224] FAT-fs (loop1): Can't find a valid FAT filesystem [ 694.589459][T10218] FAT-fs (loop3): bogus number of reserved sectors [ 694.596100][T10218] FAT-fs (loop3): Can't find a valid FAT filesystem [ 694.608118][T10234] loop0: detected capacity change from 0 to 16383 16:01:04 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xda260000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:01:04 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf100000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:01:04 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xab030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 694.670690][T10234] loop0: detected capacity change from 0 to 16383 [ 694.682374][T10225] FAT-fs (loop4): bogus number of reserved sectors [ 694.689049][T10225] FAT-fs (loop4): Can't find a valid FAT filesystem [ 694.702910][T10246] loop5: detected capacity change from 0 to 264192 [ 694.712758][T10250] loop3: detected capacity change from 0 to 264192 16:01:04 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8402, &(0x7f00000000c0)=ANY=[]) [ 694.738090][T10246] FAT-fs (loop5): bogus number of reserved sectors [ 694.744668][T10246] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 694.753818][T10246] FAT-fs (loop5): Can't find a valid FAT filesystem 16:01:04 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x40000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:01:04 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xf9fdffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 694.788691][T10260] loop2: detected capacity change from 0 to 264192 [ 694.804624][T10250] FAT-fs (loop3): bogus number of reserved sectors [ 694.811192][T10250] FAT-fs (loop3): Can't find a valid FAT filesystem [ 694.841570][T10271] loop1: detected capacity change from 0 to 264192 [ 694.852856][T10267] loop0: detected capacity change from 0 to 256 [ 694.862207][T10271] FAT-fs (loop1): bogus number of reserved sectors [ 694.863660][T10260] FAT-fs (loop2): bogus number of reserved sectors [ 694.869076][T10271] FAT-fs (loop1): Can't find a valid FAT filesystem [ 694.875589][T10260] FAT-fs (loop2): Can't find a valid FAT filesystem [ 694.883378][T10275] loop4: detected capacity change from 0 to 264192 [ 694.905643][T10275] FAT-fs (loop4): bogus number of reserved sectors [ 694.912463][T10275] FAT-fs (loop4): Can't find a valid FAT filesystem [ 694.932601][T10250] loop3: detected capacity change from 0 to 264192 16:01:05 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfdfdffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 694.956612][T10271] loop1: detected capacity change from 0 to 264192 [ 694.970478][T10246] loop5: detected capacity change from 0 to 264192 16:01:05 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8404, &(0x7f00000000c0)=ANY=[]) [ 695.008687][T10271] FAT-fs (loop1): bogus number of reserved sectors [ 695.015549][T10271] FAT-fs (loop1): Can't find a valid FAT filesystem 16:01:05 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xdaffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 695.050045][T10300] loop4: detected capacity change from 0 to 264192 [ 695.052125][T10260] loop2: detected capacity change from 0 to 264192 [ 695.063273][T10305] loop0: detected capacity change from 0 to 256 [ 695.072162][T10300] FAT-fs (loop4): bogus number of reserved sectors [ 695.078702][T10300] FAT-fs (loop4): Can't find a valid FAT filesystem [ 695.091016][T10260] FAT-fs (loop2): bogus number of reserved sectors 16:01:05 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf200000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:01:05 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xac030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 695.097670][T10260] FAT-fs (loop2): Can't find a valid FAT filesystem 16:01:05 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x40000800, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 695.141022][T10300] loop4: detected capacity change from 0 to 264192 [ 695.148238][T10305] loop0: detected capacity change from 0 to 256 [ 695.178822][T10300] FAT-fs (loop4): bogus number of reserved sectors [ 695.185409][T10300] FAT-fs (loop4): Can't find a valid FAT filesystem 16:01:05 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8408, &(0x7f00000000c0)=ANY=[]) [ 695.241820][T10336] loop1: detected capacity change from 0 to 264192 [ 695.250878][T10338] loop2: detected capacity change from 0 to 264192 [ 695.254346][T10337] loop3: detected capacity change from 0 to 264192 [ 695.257990][T10340] loop5: detected capacity change from 0 to 264192 [ 695.273415][T10345] loop0: detected capacity change from 0 to 256 [ 695.287546][T10337] FAT-fs (loop3): bogus number of reserved sectors [ 695.294952][T10337] FAT-fs (loop3): Can't find a valid FAT filesystem 16:01:05 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfdffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:01:05 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4233caaf, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 695.336504][T10336] FAT-fs (loop1): bogus number of reserved sectors [ 695.343083][T10336] FAT-fs (loop1): Can't find a valid FAT filesystem [ 695.363485][T10345] loop0: detected capacity change from 0 to 256 [ 695.370908][T10338] FAT-fs (loop2): bogus number of reserved sectors [ 695.377459][T10338] FAT-fs (loop2): Can't find a valid FAT filesystem [ 695.407705][T10337] loop3: detected capacity change from 0 to 264192 [ 695.416667][T10340] FAT-fs (loop5): bogus number of reserved sectors [ 695.423238][T10340] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 695.432550][T10340] FAT-fs (loop5): Can't find a valid FAT filesystem 16:01:05 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8409, &(0x7f00000000c0)=ANY=[]) [ 695.454807][T10337] FAT-fs (loop3): bogus number of reserved sectors [ 695.461731][T10337] FAT-fs (loop3): Can't find a valid FAT filesystem [ 695.487600][T10365] loop4: detected capacity change from 0 to 264192 [ 695.501812][T10364] loop1: detected capacity change from 0 to 264192 [ 695.512575][T10365] FAT-fs (loop4): bogus number of reserved sectors [ 695.519300][T10365] FAT-fs (loop4): Can't find a valid FAT filesystem [ 695.529482][T10364] FAT-fs (loop1): bogus number of reserved sectors [ 695.536531][T10364] FAT-fs (loop1): Can't find a valid FAT filesystem 16:01:05 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf6ffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:01:05 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfeffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 695.553869][T10338] loop2: detected capacity change from 0 to 264192 [ 695.558582][T10380] loop0: detected capacity change from 0 to 256 [ 695.594181][T10364] loop1: detected capacity change from 0 to 264192 [ 695.616400][T10338] FAT-fs (loop2): bogus number of reserved sectors [ 695.622970][T10338] FAT-fs (loop2): Can't find a valid FAT filesystem [ 695.631797][T10380] loop0: detected capacity change from 0 to 256 [ 695.634583][T10364] FAT-fs (loop1): bogus number of reserved sectors [ 695.644940][T10364] FAT-fs (loop1): Can't find a valid FAT filesystem [ 695.665710][T10340] loop5: detected capacity change from 0 to 264192 [ 695.687094][T10402] loop3: detected capacity change from 0 to 264192 [ 695.697250][T10340] FAT-fs (loop5): bogus number of reserved sectors [ 695.703832][T10340] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code 16:01:05 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xad030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 695.712993][T10340] FAT-fs (loop5): Can't find a valid FAT filesystem [ 695.725782][T10405] loop4: detected capacity change from 0 to 264192 [ 695.736068][T10402] FAT-fs (loop3): bogus number of reserved sectors [ 695.739720][T10405] FAT-fs (loop4): bogus number of reserved sectors [ 695.742712][T10402] FAT-fs (loop3): Can't find a valid FAT filesystem [ 695.749163][T10405] FAT-fs (loop4): Can't find a valid FAT filesystem 16:01:05 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x840f, &(0x7f00000000c0)=ANY=[]) 16:01:05 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xebffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) 16:01:05 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x48000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 695.818660][T10414] loop0: detected capacity change from 0 to 256 [ 695.834832][T10420] loop2: detected capacity change from 0 to 264192 [ 695.851410][T10414] loop0: detected capacity change from 0 to 256 [ 695.854631][T10405] loop4: detected capacity change from 0 to 264192 [ 695.868523][T10402] loop3: detected capacity change from 0 to 264192 [ 695.888592][T10402] FAT-fs (loop3): bogus number of reserved sectors [ 695.895193][T10402] FAT-fs (loop3): Can't find a valid FAT filesystem [ 695.910778][T10420] FAT-fs (loop2): bogus number of reserved sectors 16:01:06 executing program 0: syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x84fe, &(0x7f00000000c0)=ANY=[]) [ 695.917554][T10420] FAT-fs (loop2): Can't find a valid FAT filesystem [ 695.922492][T10444] loop1: detected capacity change from 0 to 264192 [ 695.929882][T10443] loop5: detected capacity change from 0 to 264192 [ 695.945795][T10443] FAT-fs (loop5): bogus number of reserved sectors [ 695.952372][T10443] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 695.961656][T10443] FAT-fs (loop5): Can't find a valid FAT filesystem 16:01:06 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xae030000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 695.968577][T10405] FAT-fs (loop4): bogus number of reserved sectors [ 695.975239][T10405] FAT-fs (loop4): Can't find a valid FAT filesystem 16:01:06 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf9fdffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 696.021862][T10451] loop0: detected capacity change from 0 to 256 [ 696.045721][T10444] FAT-fs (loop1): bogus number of reserved sectors [ 696.052433][T10444] FAT-fs (loop1): Can't find a valid FAT filesystem [ 696.058746][T10457] loop2: detected capacity change from 0 to 264192 16:01:06 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfeffffffffffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 696.079350][T10443] loop5: detected capacity change from 0 to 264192 [ 696.095199][T10443] FAT-fs (loop5): bogus number of reserved sectors [ 696.101775][T10443] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 696.110919][T10443] FAT-fs (loop5): Can't find a valid FAT filesystem [ 696.129822][T10451] loop0: detected capacity change from 0 to 256 [ 696.142616][T10474] loop3: detected capacity change from 0 to 264192 [ 696.152838][T10444] loop1: detected capacity change from 0 to 264192 [ 696.173105][T10457] FAT-fs (loop2): bogus number of reserved sectors 16:01:06 executing program 0: r0 = socket(0x11, 0x800000003, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000340)='net/ip_vs_stats\x00') sendmsg$AUDIT_DEL_RULE(r1, &(0x7f0000000980)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000540)=ANY=[@ANYBLOB="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"], 0x430}, 0x1, 0x0, 0x0, 0x4000}, 0x4008001) r2 = socket(0x11, 0x800000003, 0x0) bind(r2, &(0x7f0000000080)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c58110308d9123127ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r2, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000100)=0x14) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000000140)={r3, 0x1, 0x6, @remote}, 0x10) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000000200)={r3, 0x1, 0x6, @broadcast}, 0x10) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000000040)={r3, 0x1, 0x2, @random="1c2ffc010344"}, 0x10) r4 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fcntl$setstatus(r4, 0x4, 0x6900) r5 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) sendfile(r4, r5, 0x0, 0x8400fffffffa) newfstatat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x100) getsockname$packet(r4, &(0x7f00000001c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @multicast}, &(0x7f0000000240)=0x14) ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r4, 0x89f1, &(0x7f0000002080)={'gretap0\x00', &(0x7f0000002000)={'tunl0\x00', r7, 0x8, 0x40, 0x2, 0x10000, {{0xe, 0x4, 0x0, 0x3e, 0x38, 0x65, 0x0, 0x7, 0x0, 0x0, @multicast2, @remote, {[@rr={0x7, 0x23, 0x80, [@multicast2, @multicast2, @remote, @private=0xa010100, @remote, @rand_addr=0x64010101, @initdev={0xac, 0x1e, 0x1, 0x0}, @loopback]}]}}}}}) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000020c0)={r8, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2d}}, 0x10) setsockopt$inet6_IPV6_IPSEC_POLICY(r4, 0x29, 0x22, &(0x7f0000000440)={{{@in6=@ipv4={'\x00', '\xff\xff', @remote}, @in=@dev={0xac, 0x14, 0x14, 0x23}, 0x4e20, 0x0, 0x4e24, 0x8, 0xa, 0x20, 0x80, 0x99, 0x0, r6}, {0x3452, 0xfffffffffffffffd, 0x3, 0x800, 0x3, 0x2, 0x3, 0x100000001}, {0x1000, 0x4, 0x40000000, 0x6b6}, 0x7, 0x0, 0x0, 0x0, 0x1}, {{@in6=@mcast2, 0x4d5, 0x33}, 0x2, @in6=@dev={0xfe, 0x80, '\x00', 0x2e}, 0x3501, 0x1, 0x0, 0x2, 0x5a4e, 0x80000001, 0xffff}}, 0xe8) sendmsg$FOU_CMD_DEL(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x24, 0x0, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@FOU_ATTR_PEER_PORT={0x6, 0xa, 0x4e23}, @FOU_ATTR_IFINDEX={0x8, 0xb, r3}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000}, 0x4000080) syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) [ 696.174848][T10444] FAT-fs (loop1): bogus number of reserved sectors [ 696.179681][T10457] FAT-fs (loop2): Can't find a valid FAT filesystem [ 696.192803][T10444] FAT-fs (loop1): Can't find a valid FAT filesystem 16:01:06 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xafca3342, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 696.222932][T10474] FAT-fs (loop3): bogus number of reserved sectors [ 696.229641][T10474] FAT-fs (loop3): Can't find a valid FAT filesystem 16:01:06 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xed000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 696.272553][T10487] loop4: detected capacity change from 0 to 264192 [ 696.287323][T10489] device lo entered promiscuous mode [ 696.312794][T10489] loop0: detected capacity change from 0 to 256 [ 696.335176][T10492] loop2: detected capacity change from 0 to 264192 [ 696.353287][T10487] FAT-fs (loop4): bogus number of reserved sectors [ 696.359859][T10487] FAT-fs (loop4): Can't find a valid FAT filesystem [ 696.373165][T10474] loop3: detected capacity change from 0 to 264192 [ 696.388648][T10492] FAT-fs (loop2): bogus number of reserved sectors [ 696.395212][T10492] FAT-fs (loop2): Can't find a valid FAT filesystem [ 696.407134][T10474] FAT-fs (loop3): bogus number of reserved sectors 16:01:06 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xff0f000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:01:06 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x4c000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 696.413709][T10474] FAT-fs (loop3): Can't find a valid FAT filesystem [ 696.421924][T10504] loop5: detected capacity change from 0 to 264192 [ 696.450606][T10504] FAT-fs (loop5): bogus number of reserved sectors [ 696.457061][T10483] device lo left promiscuous mode [ 696.457179][T10504] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 696.471360][T10504] FAT-fs (loop5): Can't find a valid FAT filesystem [ 696.472199][T10513] loop4: detected capacity change from 0 to 264192 16:01:06 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfdfdffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:01:06 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xc0ed0000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 696.509836][T10516] device lo entered promiscuous mode [ 696.517930][T10513] FAT-fs (loop4): bogus number of reserved sectors [ 696.524512][T10513] FAT-fs (loop4): Can't find a valid FAT filesystem [ 696.538482][T10525] loop1: detected capacity change from 0 to 264192 [ 696.548060][T10483] device lo left promiscuous mode [ 696.553897][T10489] loop0: detected capacity change from 0 to 256 [ 696.558297][T10530] loop3: detected capacity change from 0 to 264192 [ 696.567819][T10525] FAT-fs (loop1): bogus number of reserved sectors [ 696.573730][T10535] loop2: detected capacity change from 0 to 264192 [ 696.574376][T10525] FAT-fs (loop1): Can't find a valid FAT filesystem [ 696.589028][T10535] FAT-fs (loop2): bogus number of reserved sectors [ 696.595579][T10535] FAT-fs (loop2): Can't find a valid FAT filesystem 16:01:06 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfffdffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:01:06 executing program 0: r0 = syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x0, 0x2, &(0x7f0000000400)=[{0x0, 0x0, 0x100ff}, {&(0x7f0000000280)="7da8e13584dc4a5eaa7ce3f5aa09199184b4f0", 0x13, 0x3}], 0x8403, &(0x7f00000000c0)=ANY=[]) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) sendfile(r1, r0, &(0x7f00000000c0)=0xfffffffffffffffa, 0x81) [ 696.617717][T10504] loop5: detected capacity change from 0 to 264192 [ 696.632739][T10530] FAT-fs (loop3): bogus number of reserved sectors [ 696.639433][T10530] FAT-fs (loop3): Can't find a valid FAT filesystem 16:01:06 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xdaffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 696.667453][T10504] FAT-fs (loop5): bogus number of reserved sectors [ 696.674062][T10504] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 696.683229][T10504] FAT-fs (loop5): Can't find a valid FAT filesystem [ 696.688672][T10525] loop1: detected capacity change from 0 to 264192 [ 696.695580][T10548] loop0: detected capacity change from 0 to 256 [ 696.703435][T10525] FAT-fs (loop1): bogus number of reserved sectors [ 696.710146][T10525] FAT-fs (loop1): Can't find a valid FAT filesystem [ 696.747065][T10562] loop4: detected capacity change from 0 to 264192 [ 696.758692][T10562] FAT-fs (loop4): bogus number of reserved sectors [ 696.765300][T10562] FAT-fs (loop4): Can't find a valid FAT filesystem [ 696.776833][T10567] loop2: detected capacity change from 0 to 264192 16:01:06 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x60000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:01:06 executing program 0: r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x6900) r1 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) sendfile(r0, r1, 0x0, 0x8400fffffffa) syz_mount_image$vfat(&(0x7f0000000040), &(0x7f0000000000)='./file1\x00', 0x80000001, 0x5, &(0x7f0000000440)=[{&(0x7f0000000500)="3af3ec698f3e469c0f2ca578f17657a5af7c1d2630af9483f87440f940eeb31c24adb9923eb916d9afe458d94351be8aa47531064d419fde62ea004ca155985e983f4e2d946ad130a45d20ecc90dc1ab0687767a7b608472b8a4aa4881c2ff7ea9f40cc06bb5b020fbef18addf42b145665a9f475cce8785dde903bd47", 0x7d, 0x100000003}, {&(0x7f0000000140)="72ebfa4ae3b1db170006624ccdb46c9d49ba750e36b465b34c13896a4a5801fb1619aa924b3bc768f4f03a77a17e5fa1c3bf3206c05e4ea6b94dcebd50df643cc911ae7938ebd2918b6f463b1d208e4c577cf763e8dbeb5151ecb6f5ae", 0xffffffffffffff31, 0x1}, {&(0x7f00000001c0)="84055ee0fbc7a6459348cc48b8eda45d28b1a8af4b632721518b281f52288e6f1172d8c82b9452b0d1500f8c0eb1cb077ec921474f1d206cb90067abe0ee7f431384be81ce167da85188ebb1729db590039b37639541d94a38f04cbbd768fcd1d932b199872e138057035dee67ce638669b1df48cffe7ae46cd6cbacca3f8bdeb9f8aed199e859d86ee17d1931be9b3ca48b9af43374dc9cace9117fddc93f3cc74c2eaf1ab6aa98796fe62cde3bab751951362a710256d65052f98dcb8a4020cabd8b4055982ed6d47fcc026666555313abc8743f1a8e1e2fbb026f4e0dc61282fe3be8", 0xe4, 0x9}, {&(0x7f00000002c0)="e14096acff20be2a7dab95e5781f983dadd80ca2cb611bb99e67810f890fd35b8fefb60d1ed0aa96fbfa0f7893f7db19799b99e76094b99ca25a331990d93c4563ec9cbea7fc30fa4795427a8a420f0f954c1fe2fb96985ca624aa55b759af1ad09b2e1a48dfb649210e9bfd6de247316d05063aa1d7e441beec9082973f05937537e1", 0x83, 0x167}, {&(0x7f0000000380)="be9e9f6c1a0d4655fdc0578fc4ed25aa93015ac3210b39cbcc6d14d37e527a989185ba2dfe8a97de8e63163f6a657b29de4cc8746add16e09260abc6ef69e33f034a9f8a8aff287582dafd3db1e77dd237d4c4b13176d2c2e2ca3c353462599a8b85a0c7f17f143496c5f02ecede62ebedb741e05851cb0d173aad6e6ce1778d13adf77d2b2348881721c58dca784951156852b3bc0ec1077fae2f4209b1da118426ed", 0xa3, 0xffffffff}], 0x8403, &(0x7f00000004c0)=ANY=[@ANYRES32, @ANYRESHEX=r1, @ANYRES64, @ANYRES32=r0, @ANYRESOCT=r1]) open(&(0x7f0000000080)='./file1\x00', 0x200, 0x4) [ 696.800786][T10530] loop3: detected capacity change from 0 to 264192 [ 696.808428][T10548] loop0: detected capacity change from 0 to 256 [ 696.824498][T10567] FAT-fs (loop2): bogus number of reserved sectors [ 696.831074][T10567] FAT-fs (loop2): Can't find a valid FAT filesystem [ 696.841928][T10530] FAT-fs (loop3): bogus number of reserved sectors 16:01:07 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf1000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 696.848467][T10530] FAT-fs (loop3): Can't find a valid FAT filesystem 16:01:07 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfdffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:01:07 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xffffff7f00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 696.898286][T10567] loop2: detected capacity change from 0 to 264192 [ 696.906312][T10590] loop1: detected capacity change from 0 to 264192 [ 696.921312][T10567] FAT-fs (loop2): bogus number of reserved sectors [ 696.927857][T10567] FAT-fs (loop2): Can't find a valid FAT filesystem [ 696.960740][T10605] loop4: detected capacity change from 0 to 264192 [ 696.967737][T10600] loop5: detected capacity change from 0 to 264192 [ 696.969953][T10590] FAT-fs (loop1): bogus number of reserved sectors [ 696.980802][T10590] FAT-fs (loop1): Can't find a valid FAT filesystem [ 696.982135][T10608] loop3: detected capacity change from 0 to 264192 [ 697.012795][T10600] FAT-fs (loop5): bogus number of reserved sectors [ 697.019366][T10600] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 697.028583][T10600] FAT-fs (loop5): Can't find a valid FAT filesystem [ 697.055574][T10605] FAT-fs (loop4): bogus number of reserved sectors [ 697.062157][T10605] FAT-fs (loop4): Can't find a valid FAT filesystem [ 697.093404][T10608] FAT-fs (loop3): bogus number of reserved sectors 16:01:07 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf3000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 697.094664][T10590] loop1: detected capacity change from 0 to 264192 [ 697.099991][T10608] FAT-fs (loop3): Can't find a valid FAT filesystem [ 697.118876][T10590] FAT-fs (loop1): bogus number of reserved sectors [ 697.125452][T10590] FAT-fs (loop1): Can't find a valid FAT filesystem 16:01:07 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x68000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 697.210529][T10605] loop4: detected capacity change from 0 to 264192 [ 697.216605][T10626] loop2: detected capacity change from 0 to 264192 [ 697.224119][T10605] FAT-fs (loop4): bogus number of reserved sectors [ 697.228153][T10626] FAT-fs (loop2): bogus number of reserved sectors [ 697.230699][T10605] FAT-fs (loop4): Can't find a valid FAT filesystem [ 697.237185][T10626] FAT-fs (loop2): Can't find a valid FAT filesystem [ 697.251656][T10600] loop5: detected capacity change from 0 to 264192 16:01:07 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfeffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:01:07 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xffffffff00000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 697.275057][T10626] loop2: detected capacity change from 0 to 264192 [ 697.284337][T10600] FAT-fs (loop5): bogus number of reserved sectors [ 697.290985][T10600] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 697.299343][T10596] loop0: detected capacity change from 0 to 264192 [ 697.300119][T10600] FAT-fs (loop5): Can't find a valid FAT filesystem [ 697.324915][T10626] FAT-fs (loop2): bogus number of reserved sectors [ 697.331510][T10626] FAT-fs (loop2): Can't find a valid FAT filesystem [ 697.349324][T10648] loop1: detected capacity change from 0 to 264192 16:01:07 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf6ffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 697.406634][T10648] FAT-fs (loop1): bogus number of reserved sectors [ 697.410160][T10656] loop3: detected capacity change from 0 to 264192 [ 697.413234][T10648] FAT-fs (loop1): Can't find a valid FAT filesystem [ 697.420212][T10657] loop4: detected capacity change from 0 to 264192 [ 697.504656][T10656] FAT-fs (loop3): bogus number of reserved sectors [ 697.511240][T10656] FAT-fs (loop3): Can't find a valid FAT filesystem [ 697.531149][T10657] FAT-fs (loop4): bogus number of reserved sectors [ 697.537712][T10657] FAT-fs (loop4): Can't find a valid FAT filesystem [ 697.545679][T10663] loop2: detected capacity change from 0 to 264192 [ 697.562239][T10663] FAT-fs (loop2): bogus number of reserved sectors [ 697.562748][T10656] loop3: detected capacity change from 0 to 264192 [ 697.568908][T10663] FAT-fs (loop2): Can't find a valid FAT filesystem [ 697.598842][T10648] loop1: detected capacity change from 0 to 264192 [ 697.600385][T10613] loop0: detected capacity change from 0 to 264192 16:01:07 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf2000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 697.612025][T10656] FAT-fs (loop3): bogus number of reserved sectors [ 697.618754][T10656] FAT-fs (loop3): Can't find a valid FAT filesystem [ 697.629873][T10648] FAT-fs (loop1): bogus number of reserved sectors [ 697.631920][T10663] loop2: detected capacity change from 0 to 264192 [ 697.636415][T10648] FAT-fs (loop1): Can't find a valid FAT filesystem [ 697.686794][T10657] loop4: detected capacity change from 0 to 264192 [ 697.694388][T10663] FAT-fs (loop2): bogus number of reserved sectors [ 697.700944][T10663] FAT-fs (loop2): Can't find a valid FAT filesystem [ 697.740902][T10657] FAT-fs (loop4): bogus number of reserved sectors [ 697.747570][T10657] FAT-fs (loop4): Can't find a valid FAT filesystem 16:01:07 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x6c000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) 16:01:07 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xffffffffffff0700, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:01:07 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xfeffffffffffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) 16:01:07 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf7000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) [ 697.812777][T10691] loop5: detected capacity change from 0 to 264192 [ 697.848149][T10691] FAT-fs (loop5): bogus number of reserved sectors [ 697.854906][T10691] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 697.864121][T10691] FAT-fs (loop5): Can't find a valid FAT filesystem [ 697.917992][T10705] loop1: detected capacity change from 0 to 264192 [ 697.967054][T10715] loop4: detected capacity change from 0 to 264192 [ 697.976889][T10716] loop2: detected capacity change from 0 to 264192 [ 697.997963][T10714] loop3: detected capacity change from 0 to 264192 [ 698.019228][T10705] FAT-fs (loop1): bogus number of reserved sectors [ 698.025874][T10705] FAT-fs (loop1): Can't find a valid FAT filesystem [ 698.054486][T10716] FAT-fs (loop2): bogus number of reserved sectors [ 698.061074][T10716] FAT-fs (loop2): Can't find a valid FAT filesystem [ 698.075779][T10715] FAT-fs (loop4): bogus number of reserved sectors [ 698.082349][T10715] FAT-fs (loop4): Can't find a valid FAT filesystem [ 698.098460][T10691] loop5: detected capacity change from 0 to 264192 [ 698.118445][T10714] FAT-fs (loop3): bogus number of reserved sectors [ 698.125217][T10714] FAT-fs (loop3): Can't find a valid FAT filesystem [ 698.143934][T10691] FAT-fs (loop5): bogus number of reserved sectors [ 698.150521][T10691] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 698.159689][T10691] FAT-fs (loop5): Can't find a valid FAT filesystem 16:01:08 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xffffffffffffff7f, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) [ 698.198274][T10705] loop1: detected capacity change from 0 to 264192 [ 698.198297][T10716] loop2: detected capacity change from 0 to 264192 [ 698.218638][T10705] FAT-fs (loop1): bogus number of reserved sectors [ 698.225301][T10705] FAT-fs (loop1): Can't find a valid FAT filesystem 16:01:08 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf6ffffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]}) [ 698.260140][T10714] loop3: detected capacity change from 0 to 264192 [ 698.290506][T10716] FAT-fs (loop2): bogus number of reserved sectors [ 698.297153][T10716] FAT-fs (loop2): Can't find a valid FAT filesystem [ 698.305447][T10743] loop4: detected capacity change from 0 to 264192 [ 698.321925][T10714] FAT-fs (loop3): bogus number of reserved sectors [ 698.328602][T10714] FAT-fs (loop3): Can't find a valid FAT filesystem 16:01:08 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x74000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 698.359337][T10750] loop5: detected capacity change from 0 to 264192 [ 698.370028][T10743] FAT-fs (loop4): bogus number of reserved sectors [ 698.376609][T10743] FAT-fs (loop4): Can't find a valid FAT filesystem [ 698.424357][T10750] FAT-fs (loop5): bogus number of reserved sectors [ 698.430970][T10750] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 698.440108][T10750] FAT-fs (loop5): Can't find a valid FAT filesystem 16:01:08 executing program 2: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf9fdffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000040)={[{@fat=@errors_remount}]}) 16:01:08 executing program 3: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xff0f000000000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='dmask=00000000000000000000000,']) [ 698.486107][T10756] loop1: detected capacity change from 0 to 264192 [ 698.544654][T10759] loop2: detected capacity change from 0 to 264192 [ 698.559544][T10756] FAT-fs (loop1): bogus number of reserved sectors [ 698.563012][T10743] loop4: detected capacity change from 0 to 264192 [ 698.566177][T10756] FAT-fs (loop1): Can't find a valid FAT filesystem [ 698.598751][T10759] FAT-fs (loop2): bogus number of reserved sectors [ 698.605389][T10759] FAT-fs (loop2): Can't find a valid FAT filesystem [ 698.619013][T10750] loop5: detected capacity change from 0 to 264192 [ 698.633107][T10743] FAT-fs (loop4): bogus number of reserved sectors [ 698.639689][T10743] FAT-fs (loop4): Can't find a valid FAT filesystem [ 698.644133][T10775] loop3: detected capacity change from 0 to 264192 [ 698.657080][T10750] FAT-fs (loop5): bogus number of reserved sectors [ 698.663689][T10750] FAT-fs (loop5): This doesn't look like a DOS 1.x volume; no bootstrapping code [ 698.672984][T10750] FAT-fs (loop5): Can't find a valid FAT filesystem 16:01:08 executing program 1: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0x7a000000, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000000)={[{@shortname_mixed}]}) [ 698.719615][T10759] loop2: detected capacity change from 0 to 264192 [ 698.735295][T10759] FAT-fs (loop2): bogus number of reserved sectors [ 698.741906][T10759] FAT-fs (loop2): Can't find a valid FAT filesystem [ 698.748640][T10775] FAT-fs (loop3): bogus number of reserved sectors [ 698.755195][T10775] FAT-fs (loop3): Can't find a valid FAT filesystem 16:01:08 executing program 4: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000000)='./bus\x00', 0xfffffffffffffffe, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000000080)=ANY=[@ANYBLOB='shortname=lower,defcontext=']) 16:01:08 executing program 5: syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./bus\x00', 0xf9fdffff, 0x0, &(0x7f0000002680), 0x0, &(0x7f0000002800)={[{@fat=@dos1xfloppy}]})