program: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x3, 0x553, &(0x7f0000001080)="$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") r0 = open(&(0x7f0000000200)='./file1\x00', 0x4401, 0xb5) fallocate(r0, 0x11, 0xfff, 0x8800000) truncate(&(0x7f0000000900)='./file1\x00', 0xbf39) r1 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) r2 = syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) sendfile(r1, r1, 0x0, 0x800000009) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x3, 0x553, &(0x7f0000001080)="$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") (async) open(&(0x7f0000000200)='./file1\x00', 0x4401, 0xb5) (async) fallocate(r0, 0x11, 0xfff, 0x8800000) (async) truncate(&(0x7f0000000900)='./file1\x00', 0xbf39) (async) open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) (async) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) (async) syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) (async) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) (async) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) (async) sendfile(r1, r1, 0x0, 0x800000009) (async) [ 88.221680][ T4687] Bluetooth: hci0: command tx timeout [ 88.418011][ T5344] loop0: detected capacity change from 0 to 1024 [ 88.449475][ T5344] ======================================================= [ 88.449475][ T5344] WARNING: The mand mount option has been deprecated and [ 88.449475][ T5344] and is ignored by this kernel. Remove the mand [ 88.449475][ T5344] option from the mount to silence this warning. [ 88.449475][ T5344] ======================================================= [ 88.667279][ T5344] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 88.686372][ T5344] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4215: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 88.711685][ T26] audit: type=1800 audit(1765164683.584:2): pid=5344 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.0" name="file1" dev="loop0" ino=15 res=0 errno=0 [ 88.745499][ T26] audit: type=1800 audit(1765164683.594:3): pid=5344 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.0" name="file2" dev="loop0" ino=16 res=0 errno=0 [ 88.819774][ T5344] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4215: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 88.866887][ T5344] ------------[ cut here ]------------ [ 88.869547][ T5344] kernel BUG at fs/ext4/mballoc.c:4787! [ 88.871874][ T5344] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 88.874972][ T5344] CPU: 0 UID: 0 PID: 5344 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 88.878846][ T5344] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 88.883272][ T5344] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 88.886029][ T5344] Code: e8 c4 4b a8 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 b0 6f 40 ff 90 0f 0b e8 a8 6f 40 ff 90 0f 0b e8 a0 6f 40 ff 90 <0f> 0b e8 98 6f 40 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 88.896239][ T5344] RSP: 0018:ffffc9000d5e73a8 EFLAGS: 00010293 [ 88.898877][ T5344] RAX: ffffffff828150f0 RBX: 00000000ffffffff RCX: ffff8880008724c0 [ 88.902491][ T5344] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 88.905800][ T5344] RBP: 1ffff11008eeddba R08: ffff88804776f24b R09: 1ffff11008eede49 [ 88.908972][ T5344] R10: dffffc0000000000 R11: ffffed1008eede4a R12: 0000000000000004 [ 88.912269][ T5344] R13: 0000000000000002 R14: 1ffff11008eede4c R15: ffff88804776f260 [ 88.915495][ T5344] FS: 00007f2de1aa46c0(0000) GS:ffff88808d239000(0000) knlGS:0000000000000000 [ 88.918925][ T5344] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 88.921397][ T5344] CR2: 00007f2de1a61fc8 CR3: 000000000b6ec000 CR4: 0000000000352ef0 [ 88.924621][ T5344] Call Trace: [ 88.926324][ T5344] [ 88.927831][ T5344] ext4_mb_use_preallocated+0x660/0x13f0 [ 88.930260][ T5344] ext4_mb_new_blocks+0x5a1/0x46a0 [ 88.932839][ T5344] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 88.935644][ T5344] ? __kmalloc_noprof+0x43e/0x800 [ 88.938216][ T5344] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 88.940939][ T5344] ? ext4_ext_check_overlap+0x32e/0x580 [ 88.943625][ T5344] ? ext4_ext_find_goal+0xf0/0x1e0 [ 88.946062][ T5344] ext4_ext_map_blocks+0x1877/0x69c0 [ 88.948517][ T5344] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 88.951157][ T5344] ? ext4_es_lookup_extent+0x6cd/0xb00 [ 88.953700][ T5344] ext4_map_blocks+0x82c/0x16f0 [ 88.955912][ T5344] ? __pfx_ext4_map_blocks+0x10/0x10 [ 88.958864][ T5344] ? ext4_mark_iloc_dirty+0x6ec/0x1ca0 [ 88.961517][ T5344] ? ext4_journal_check_start+0x1c/0x2b0 [ 88.964028][ T5344] ? __ext4_journal_start_sb+0x25a/0x580 [ 88.966743][ T5344] ext4_alloc_file_blocks+0x422/0xdb0 [ 88.969600][ T5344] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 88.972764][ T5344] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 88.975209][ T5344] ext4_zero_range+0x38c/0xb70 [ 88.977349][ T5344] ext4_fallocate+0x334/0x3d0 [ 88.979521][ T5344] vfs_fallocate+0x669/0x7e0 [ 88.981463][ T5344] ? __fget_files+0x2a/0x420 [ 88.983512][ T5344] ? __pfx_vfs_fallocate+0x10/0x10 [ 88.985744][ T5344] ? __fget_files+0x3a0/0x420 [ 88.987693][ T5344] ? __fget_files+0x2a/0x420 [ 88.989627][ T5344] __x64_sys_fallocate+0xc0/0x110 [ 88.991900][ T5344] do_syscall_64+0xfa/0xf80 [ 88.993851][ T5344] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 88.996093][ T5344] ? clear_bhb_loop+0x60/0xb0 [ 88.998034][ T5344] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 89.000517][ T5344] RIP: 0033:0x7f2de0b8f7c9 [ 89.002470][ T5344] 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 a8 ff ff ff f7 d8 64 89 01 48 [ 89.010272][ T5344] RSP: 002b:00007f2de1aa4038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 89.013581][ T5344] RAX: ffffffffffffffda RBX: 00007f2de0de5fa0 RCX: 00007f2de0b8f7c9 [ 89.017041][ T5344] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 89.020165][ T5344] RBP: 00007f2de0c13f91 R08: 0000000000000000 R09: 0000000000000000 [ 89.023349][ T5344] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 89.026695][ T5344] R13: 00007f2de0de6038 R14: 00007f2de0de5fa0 R15: 00007ffe6ab64968 [ 89.029790][ T5344] [ 89.031005][ T5344] Modules linked in: [ 89.033252][ T5344] ---[ end trace 0000000000000000 ]--- [ 89.035543][ T5344] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 89.037996][ T5344] Code: e8 c4 4b a8 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 b0 6f 40 ff 90 0f 0b e8 a8 6f 40 ff 90 0f 0b e8 a0 6f 40 ff 90 <0f> 0b e8 98 6f 40 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 89.046482][ T5344] RSP: 0018:ffffc9000d5e73a8 EFLAGS: 00010293 [ 89.049057][ T5344] RAX: ffffffff828150f0 RBX: 00000000ffffffff RCX: ffff8880008724c0 [ 89.052462][ T5344] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 89.055498][ T5344] RBP: 1ffff11008eeddba R08: ffff88804776f24b R09: 1ffff11008eede49 [ 89.058929][ T5344] R10: dffffc0000000000 R11: ffffed1008eede4a R12: 0000000000000004 [ 89.062465][ T5344] R13: 0000000000000002 R14: 1ffff11008eede4c R15: ffff88804776f260 [ 89.065847][ T5344] FS: 00007f2de1aa46c0(0000) GS:ffff88808d239000(0000) knlGS:0000000000000000 [ 89.069390][ T5344] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.072277][ T5344] CR2: 00007f2de1a61fc8 CR3: 000000000b6ec000 CR4: 0000000000352ef0 [ 89.075579][ T5344] Kernel panic - not syncing: Fatal exception [ 89.078469][ T5344] Kernel Offset: disabled [ 89.080420][ T5344] Rebooting in 86400 seconds..