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) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) r2 = syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_GET_STATS(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x5, 0x1, 0x301, 0x0, 0x0, {0xa, 0x0, 0xa}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x880}, 0x40480a4) sendfile(r1, r1, 0x0, 0x800000009) syz_mount_image$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) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) (async) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) (async) socket$nl_netfilter(0x10, 0x3, 0xc) (async) sendmsg$IPCTNL_MSG_CT_GET_STATS(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x5, 0x1, 0x301, 0x0, 0x0, {0xa, 0x0, 0xa}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x880}, 0x40480a4) (async) sendfile(r1, r1, 0x0, 0x800000009) (async) [ 85.639593][ T5342] Bluetooth: hci0: command tx timeout [ 85.699422][ T5363] loop0: detected capacity change from 0 to 1024 [ 85.703488][ T5363] ======================================================= [ 85.703488][ T5363] WARNING: The mand mount option has been deprecated and [ 85.703488][ T5363] and is ignored by this kernel. Remove the mand [ 85.703488][ T5363] option from the mount to silence this warning. [ 85.703488][ T5363] ======================================================= [ 85.791947][ T5363] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 85.821768][ T5363] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4183: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 85.846670][ T25] audit: type=1800 audit(1758970321.436:2): pid=5363 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 [ 85.858133][ T25] audit: type=1800 audit(1758970321.446:3): pid=5363 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 [ 85.898644][ T5363] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4183: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 85.907190][ T5364] ------------[ cut here ]------------ [ 85.909640][ T5364] kernel BUG at fs/ext4/mballoc.c:4755! [ 85.912015][ T5364] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 85.914739][ T5364] CPU: 0 UID: 0 PID: 5364 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 85.918502][ T5364] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 85.923022][ T5364] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 85.925691][ T5364] Code: e8 44 b9 aa ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 40 bd 45 ff 90 0f 0b e8 38 bd 45 ff 90 0f 0b e8 30 bd 45 ff 90 <0f> 0b e8 28 bd 45 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 85.933757][ T5364] RSP: 0018:ffffc9000ec8f408 EFLAGS: 00010293 [ 85.936405][ T5364] RAX: ffffffff827a0d70 RBX: 00000000ffffffff RCX: ffff888000730000 [ 85.939863][ T5364] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 85.943204][ T5364] RBP: 1ffff1100641cf80 R08: ffff8880320e8333 R09: 1ffff1100641d066 [ 85.946610][ T5364] R10: dffffc0000000000 R11: ffffed100641d067 R12: 0000000000000004 [ 85.949938][ T5364] R13: 0000000000000002 R14: 1ffff1100641d069 R15: ffff8880320e8348 [ 85.953288][ T5364] FS: 00007fcfa49ab6c0(0000) GS:ffff88808d007000(0000) knlGS:0000000000000000 [ 85.957140][ T5364] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.959919][ T5364] CR2: 00007fcfa49aafc8 CR3: 0000000043e58000 CR4: 0000000000352ef0 [ 85.963241][ T5364] Call Trace: [ 85.964681][ T5364] [ 85.965999][ T5364] ext4_mb_use_preallocated+0x660/0x13f0 [ 85.968480][ T5364] ext4_mb_new_blocks+0x5b4/0x4720 [ 85.970657][ T5364] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 85.973114][ T5364] ? trace_kmalloc+0x1f/0xd0 [ 85.975068][ T5364] ? __kmalloc_noprof+0x29b/0x4f0 [ 85.977221][ T5364] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 85.979608][ T5364] ? ext4_ext_check_overlap+0x32e/0x580 [ 85.981803][ T5364] ? ext4_ext_find_goal+0xf0/0x1e0 [ 85.983934][ T5364] ext4_ext_map_blocks+0x161a/0x6ac0 [ 85.986185][ T5364] ? __lock_acquire+0xab9/0xd20 [ 85.988287][ T5364] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 85.990691][ T5364] ? ext4_es_lookup_extent+0x622/0xa70 [ 85.993122][ T5364] ext4_map_blocks+0x860/0x1740 [ 85.995280][ T5364] ? __pfx_ext4_map_blocks+0x10/0x10 [ 85.997495][ T5364] ? __ext4_journal_start_sb+0x27e/0x5c0 [ 85.999869][ T5364] ext4_alloc_file_blocks+0x42c/0xdb0 [ 86.002066][ T5364] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 86.004529][ T5364] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 86.006800][ T5364] ext4_zero_range+0x39c/0xb90 [ 86.008802][ T5364] ext4_fallocate+0x334/0x3d0 [ 86.010866][ T5364] vfs_fallocate+0x669/0x7e0 [ 86.012869][ T5364] ? __fget_files+0x2a/0x420 [ 86.014791][ T5364] ? __pfx_vfs_fallocate+0x10/0x10 [ 86.016997][ T5364] ? __fget_files+0x2a/0x420 [ 86.018913][ T5364] __x64_sys_fallocate+0xc0/0x110 [ 86.021028][ T5364] do_syscall_64+0xfa/0x3b0 [ 86.023042][ T5364] ? lockdep_hardirqs_on+0x9c/0x150 [ 86.025267][ T5364] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.027926][ T5364] ? clear_bhb_loop+0x60/0xb0 [ 86.029966][ T5364] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.032560][ T5364] RIP: 0033:0x7fcfa3b8eec9 [ 86.034500][ T5364] 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 [ 86.042544][ T5364] RSP: 002b:00007fcfa49ab038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 86.045980][ T5364] RAX: ffffffffffffffda RBX: 00007fcfa3de6090 RCX: 00007fcfa3b8eec9 [ 86.049378][ T5364] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 86.052801][ T5364] RBP: 00007fcfa3c11f91 R08: 0000000000000000 R09: 0000000000000000 [ 86.056255][ T5364] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 86.059627][ T5364] R13: 00007fcfa3de6128 R14: 00007fcfa3de6090 R15: 00007ffd5da86ac8 [ 86.062905][ T5364] [ 86.064252][ T5364] Modules linked in: [ 86.066722][ T5364] ---[ end trace 0000000000000000 ]--- [ 86.069054][ T5364] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 86.071676][ T5364] Code: e8 44 b9 aa ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 40 bd 45 ff 90 0f 0b e8 38 bd 45 ff 90 0f 0b e8 30 bd 45 ff 90 <0f> 0b e8 28 bd 45 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 86.080206][ T5364] RSP: 0018:ffffc9000ec8f408 EFLAGS: 00010293 [ 86.082803][ T5364] RAX: ffffffff827a0d70 RBX: 00000000ffffffff RCX: ffff888000730000 [ 86.086408][ T5364] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 86.089793][ T5364] RBP: 1ffff1100641cf80 R08: ffff8880320e8333 R09: 1ffff1100641d066 [ 86.093128][ T5364] R10: dffffc0000000000 R11: ffffed100641d067 R12: 0000000000000004 [ 86.096618][ T5364] R13: 0000000000000002 R14: 1ffff1100641d069 R15: ffff8880320e8348 [ 86.100063][ T5364] FS: 00007fcfa49ab6c0(0000) GS:ffff88808d007000(0000) knlGS:0000000000000000 [ 86.103790][ T5364] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.106678][ T5364] CR2: 00007fcfa49aafc8 CR3: 0000000043e58000 CR4: 0000000000352ef0 [ 86.110141][ T5364] Kernel panic - not syncing: Fatal exception [ 86.113086][ T5364] Kernel Offset: disabled [ 86.114971][ T5364] Rebooting in 86400 seconds..