program: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x553, &(0x7f0000001080)="$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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) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) r3 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000240)=ANY=[@ANYBLOB="02000000040000000800000001"], 0x50) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x17, 0xf, &(0x7f0000000000)=@ringbuf={{0x18, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, {{0x18, 0x1, 0x1, 0x0, r3}, {}, {0x7, 0x0, 0xb, 0x3, 0x0, 0x0, 0x1ab92b}, {0x85, 0x0, 0x0, 0x8}, {0x4}}, {{0x5, 0x0, 0x4, 0x9, 0x0, 0x1, 0x2000}}, [], {{0x7, 0x1, 0xb, 0x8}, {0x6, 0x0, 0x5, 0x9}, {0x85, 0x0, 0x0, 0xbb}}}, &(0x7f0000000080)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x2a, '\x00', 0x0, @fallback=0x1, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r2, 0x0, 0x0, 0x0, 0x0, 0xfffffffe}, 0xfffffffffffffe4f) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f0000000000)={0x0, 0x0, 0x74}) sendfile(r1, r1, 0x0, 0x800000009) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 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) bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000240)=ANY=[@ANYBLOB="02000000040000000800000001"], 0x50) (async) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x17, 0xf, &(0x7f0000000000)=@ringbuf={{0x18, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, {{0x18, 0x1, 0x1, 0x0, r3}, {}, {0x7, 0x0, 0xb, 0x3, 0x0, 0x0, 0x1ab92b}, {0x85, 0x0, 0x0, 0x8}, {0x4}}, {{0x5, 0x0, 0x4, 0x9, 0x0, 0x1, 0x2000}}, [], {{0x7, 0x1, 0xb, 0x8}, {0x6, 0x0, 0x5, 0x9}, {0x85, 0x0, 0x0, 0xbb}}}, &(0x7f0000000080)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x2a, '\x00', 0x0, @fallback=0x1, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r2, 0x0, 0x0, 0x0, 0x0, 0xfffffffe}, 0xfffffffffffffe4f) (async) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) (async) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f0000000000)={0x0, 0x0, 0x74}) (async) sendfile(r1, r1, 0x0, 0x800000009) (async) [ 84.822541][ T4688] Bluetooth: hci0: command tx timeout [ 84.945580][ T5346] loop0: detected capacity change from 0 to 1024 [ 85.000670][ T5346] ======================================================= [ 85.000670][ T5346] WARNING: The mand mount option has been deprecated and [ 85.000670][ T5346] and is ignored by this kernel. Remove the mand [ 85.000670][ T5346] option from the mount to silence this warning. [ 85.000670][ T5346] ======================================================= [ 85.106102][ T5346] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 85.115567][ T5346] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4215: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 85.126835][ T25] audit: type=1800 audit(1767544178.067:2): pid=5346 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 [ 85.140873][ T25] audit: type=1800 audit(1767544178.087:3): pid=5346 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 [ 85.182011][ T5346] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4215: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 85.202473][ T5347] ------------[ cut here ]------------ [ 85.206252][ T5347] kernel BUG at fs/ext4/mballoc.c:4787! [ 85.208910][ T5347] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 85.211834][ T5347] CPU: 0 UID: 0 PID: 5347 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 85.215640][ T5347] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 85.219976][ T5347] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 85.222559][ T5347] Code: e8 64 61 a8 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 e0 b6 40 ff 90 0f 0b e8 d8 b6 40 ff 90 0f 0b e8 d0 b6 40 ff 90 <0f> 0b e8 c8 b6 40 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 85.230367][ T5347] RSP: 0000:ffffc9000814f3c8 EFLAGS: 00010293 [ 85.232884][ T5347] RAX: ffffffff82805090 RBX: 00000000ffffffff RCX: ffff88800091a4c0 [ 85.236022][ T5347] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 85.239251][ T5347] RBP: 1ffff11008e949ba R08: ffff8880474a524b R09: 1ffff11008e94a49 [ 85.242487][ T5347] R10: dffffc0000000000 R11: ffffed1008e94a4a R12: 0000000000000004 [ 85.245337][ T5347] R13: 0000000000000002 R14: 1ffff11008e94a4c R15: ffff8880474a5260 [ 85.248309][ T5347] FS: 00007fa6e4aa46c0(0000) GS:ffff88808d414000(0000) knlGS:0000000000000000 [ 85.251760][ T5347] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.254426][ T5347] CR2: 00007ffe4d4aee00 CR3: 0000000011a79000 CR4: 0000000000352ef0 [ 85.257681][ T5347] Call Trace: [ 85.259245][ T5347] [ 85.260637][ T5347] ext4_mb_use_preallocated+0x660/0x13f0 [ 85.262949][ T5347] ext4_mb_new_blocks+0x5a1/0x46a0 [ 85.265106][ T5347] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 85.267225][ T5347] ? __kmalloc_noprof+0x43e/0x800 [ 85.269267][ T5347] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 85.271620][ T5347] ? ext4_ext_check_overlap+0x32e/0x580 [ 85.274080][ T5347] ? ext4_ext_find_goal+0xf0/0x1e0 [ 85.276344][ T5347] ext4_ext_map_blocks+0x1877/0x69c0 [ 85.278638][ T5347] ? __lock_acquire+0x6b6/0x2cf0 [ 85.280654][ T5347] ? ext4_map_blocks+0x73f/0x16f0 [ 85.282699][ T5347] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 85.285106][ T5347] ? ext4_es_lookup_extent+0x6cd/0xb00 [ 85.287412][ T5347] ext4_map_blocks+0x82c/0x16f0 [ 85.289419][ T5347] ? __pfx_ext4_map_blocks+0x10/0x10 [ 85.291559][ T5347] ? ext4_journal_check_start+0x1c/0x2b0 [ 85.293867][ T5347] ? __ext4_journal_start_sb+0x25a/0x580 [ 85.296221][ T5347] ext4_alloc_file_blocks+0x422/0xdb0 [ 85.298447][ T5347] ? ktime_get_coarse_real_ts64_mg+0x59/0x1e0 [ 85.301035][ T5347] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 85.303489][ T5347] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 85.305833][ T5347] ext4_zero_range+0x38c/0xb70 [ 85.307696][ T5347] ext4_fallocate+0x334/0x3d0 [ 85.309806][ T5347] vfs_fallocate+0x669/0x7e0 [ 85.311563][ T5347] ? __fget_files+0x2a/0x420 [ 85.313366][ T5347] ? __pfx_vfs_fallocate+0x10/0x10 [ 85.315403][ T5347] ? __fget_files+0x2a/0x420 [ 85.317383][ T5347] __x64_sys_fallocate+0xc0/0x110 [ 85.319325][ T5347] do_syscall_64+0xec/0xf80 [ 85.321142][ T5347] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.323611][ T5347] ? trace_irq_disable+0x37/0x100 [ 85.325718][ T5347] ? clear_bhb_loop+0x60/0xb0 [ 85.327577][ T5347] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.331691][ T5347] RIP: 0033:0x7fa6e3b8f7c9 [ 85.333426][ T5347] 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 [ 85.340813][ T5347] RSP: 002b:00007fa6e4aa4038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 85.344160][ T5347] RAX: ffffffffffffffda RBX: 00007fa6e3de6090 RCX: 00007fa6e3b8f7c9 [ 85.347226][ T5347] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 85.350326][ T5347] RBP: 00007fa6e3c13f91 R08: 0000000000000000 R09: 0000000000000000 [ 85.353376][ T5347] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 85.356518][ T5347] R13: 00007fa6e3de6128 R14: 00007fa6e3de6090 R15: 00007ffe4d4af5b8 [ 85.359449][ T5347] [ 85.360958][ T5347] Modules linked in: [ 85.363221][ T5347] ---[ end trace 0000000000000000 ]--- [ 85.365696][ T5347] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 85.368192][ T5347] Code: e8 64 61 a8 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 e0 b6 40 ff 90 0f 0b e8 d8 b6 40 ff 90 0f 0b e8 d0 b6 40 ff 90 <0f> 0b e8 c8 b6 40 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 85.376588][ T5347] RSP: 0000:ffffc9000814f3c8 EFLAGS: 00010293 [ 85.379349][ T5347] RAX: ffffffff82805090 RBX: 00000000ffffffff RCX: ffff88800091a4c0 [ 85.382818][ T5347] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 85.386424][ T5347] RBP: 1ffff11008e949ba R08: ffff8880474a524b R09: 1ffff11008e94a49 [ 85.389946][ T5347] R10: dffffc0000000000 R11: ffffed1008e94a4a R12: 0000000000000004 [ 85.393633][ T5347] R13: 0000000000000002 R14: 1ffff11008e94a4c R15: ffff8880474a5260 [ 85.397094][ T5347] FS: 00007fa6e4aa46c0(0000) GS:ffff88808d414000(0000) knlGS:0000000000000000 [ 85.400918][ T5347] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.403692][ T5347] CR2: 00007ffe4d4aee00 CR3: 0000000011a79000 CR4: 0000000000352ef0 [ 85.406883][ T5347] Kernel panic - not syncing: Fatal exception [ 85.409706][ T5347] Kernel Offset: disabled [ 85.411768][ T5347] Rebooting in 86400 seconds..