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) syz_mount_image$squashfs(&(0x7f0000000180), &(0x7f0000000000)='./file0\x00', 0x0, &(0x7f0000000400)=ANY=[@ANYRES16=0x0, @ANYRES64=0x0, @ANYRES32=0x0, @ANYRES8, @ANYRES8, @ANYBLOB="e1cc9e585bf1ccbca5939bcef3ab754c3b730034e20162", @ANYRESDEC, @ANYRES32, @ANYRES8], 0x1, 0x1da, &(0x7f0000000580)="$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") 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), 0x1, 0x553, &(0x7f0000001080)="$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") (async) open(&(0x7f0000000200)='./file1\x00', 0x4401, 0xb5) (async) fallocate(r0, 0x11, 0xfff, 0x8800000) (async) truncate(&(0x7f0000000900)='./file1\x00', 0xbf39) (async) open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) (async) syz_mount_image$squashfs(&(0x7f0000000180), &(0x7f0000000000)='./file0\x00', 0x0, &(0x7f0000000400)=ANY=[@ANYRES16=0x0, @ANYRES64=0x0, @ANYRES32=0x0, @ANYRES8, @ANYRES8, @ANYBLOB="e1cc9e585bf1ccbca5939bcef3ab754c3b730034e20162", @ANYRESDEC, @ANYRES32, @ANYRES8], 0x1, 0x1da, &(0x7f0000000580)="$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") (async) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) (async) syz_open_dev$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) [ 74.606870][ T45] Bluetooth: hci0: command tx timeout [ 74.674878][ T5336] loop0: detected capacity change from 0 to 1024 [ 74.693318][ T5336] ======================================================= [ 74.693318][ T5336] WARNING: The mand mount option has been deprecated and [ 74.693318][ T5336] and is ignored by this kernel. Remove the mand [ 74.693318][ T5336] option from the mount to silence this warning. [ 74.693318][ T5336] ======================================================= [ 74.754624][ T5336] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 74.767290][ T5336] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4113: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 74.776034][ T25] audit: type=1800 audit(1752432759.656:2): pid=5336 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 [ 74.788567][ T25] audit: type=1800 audit(1752432759.666:3): pid=5336 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 [ 74.839801][ T5336] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4113: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 74.848544][ T5337] ------------[ cut here ]------------ [ 74.851238][ T5337] kernel BUG at fs/ext4/mballoc.c:4685! [ 74.853719][ T5337] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 74.856592][ T5337] CPU: 0 UID: 0 PID: 5337 Comm: syz.0.0 Not tainted 6.16.0-rc5-syzkaller-00276-g5d5d62298b8b #0 PREEMPT(full) [ 74.861668][ T5337] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 74.866545][ T5337] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 74.869297][ T5337] Code: e8 d4 50 ab ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 d0 d0 47 ff 90 0f 0b e8 c8 d0 47 ff 90 0f 0b e8 c0 d0 47 ff 90 <0f> 0b e8 b8 d0 47 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 74.877940][ T5337] RSP: 0018:ffffc9000d4173c8 EFLAGS: 00010293 [ 74.880685][ T5337] RAX: ffffffff827862b0 RBX: 00000000ffffffff RCX: ffff88803a644880 [ 74.884288][ T5337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 74.887671][ T5337] RBP: 1ffff11008982d30 R08: ffff888044c17503 R09: 1ffff11008982ea0 [ 74.891136][ T5337] R10: dffffc0000000000 R11: ffffed1008982ea1 R12: 0000000000000004 [ 74.894708][ T5337] R13: 0000000000000002 R14: 1ffff11008982ea3 R15: ffff888044c17518 [ 74.898294][ T5337] FS: 00007f898aaba6c0(0000) GS:ffff88808d21b000(0000) knlGS:0000000000000000 [ 74.902272][ T5337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.905487][ T5337] CR2: 00007f898aab9fc8 CR3: 0000000043e6f000 CR4: 0000000000352ef0 [ 74.909082][ T5337] Call Trace: [ 74.910656][ T5337] [ 74.912075][ T5337] ext4_mb_use_preallocated+0x660/0x13f0 [ 74.914601][ T5337] ext4_mb_new_blocks+0x5b4/0x46a0 [ 74.916851][ T5337] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 74.919563][ T5337] ? trace_kmalloc+0x1f/0xd0 [ 74.921536][ T5337] ? __kmalloc_noprof+0x29b/0x4f0 [ 74.923590][ T5337] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 74.925861][ T5337] ? ext4_ext_check_overlap+0x32e/0x580 [ 74.928159][ T5337] ? ext4_ext_find_goal+0xf0/0x1e0 [ 74.930475][ T5337] ext4_ext_map_blocks+0x161a/0x6ac0 [ 74.932951][ T5337] ? __pfx___might_resched+0x10/0x10 [ 74.935481][ T5337] ? __lock_acquire+0xab9/0xd20 [ 74.937699][ T5337] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 74.940099][ T5337] ? ext4_es_lookup_extent+0x622/0xa70 [ 74.942478][ T5337] ext4_map_blocks+0x931/0x18d0 [ 74.944566][ T5337] ? __pfx_ext4_map_blocks+0x10/0x10 [ 74.946824][ T5337] ? __ext4_journal_start_sb+0x27e/0x5c0 [ 74.949295][ T5337] ext4_alloc_file_blocks+0x3b8/0xc60 [ 74.951626][ T5337] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 74.954151][ T5337] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 74.956598][ T5337] ext4_zero_range+0x39b/0xb90 [ 74.958772][ T5337] ext4_fallocate+0x74c/0xcd0 [ 74.960840][ T5337] vfs_fallocate+0x6a3/0x830 [ 74.962859][ T5337] ? __fget_files+0x2a/0x420 [ 74.964825][ T5337] ? __pfx_vfs_fallocate+0x10/0x10 [ 74.967156][ T5337] ? __fget_files+0x2a/0x420 [ 74.969251][ T5337] __x64_sys_fallocate+0xc0/0x110 [ 74.971650][ T5337] do_syscall_64+0xfa/0x3b0 [ 74.973726][ T5337] ? lockdep_hardirqs_on+0x9c/0x150 [ 74.975936][ T5337] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.978693][ T5337] ? clear_bhb_loop+0x60/0xb0 [ 74.980730][ T5337] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.983340][ T5337] RIP: 0033:0x7f8989b8e929 [ 74.985438][ T5337] 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 [ 74.993933][ T5337] RSP: 002b:00007f898aaba038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 74.997602][ T5337] RAX: ffffffffffffffda RBX: 00007f8989db6080 RCX: 00007f8989b8e929 [ 75.000814][ T5337] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 75.004206][ T5337] RBP: 00007f8989c10b39 R08: 0000000000000000 R09: 0000000000000000 [ 75.007525][ T5337] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 75.010968][ T5337] R13: 0000000000000000 R14: 00007f8989db6080 R15: 00007ffef0d2ab38 [ 75.014397][ T5337] [ 75.015827][ T5337] Modules linked in: [ 75.018533][ T5337] ---[ end trace 0000000000000000 ]--- [ 75.021016][ T5337] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 75.023561][ T5337] Code: e8 d4 50 ab ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 d0 d0 47 ff 90 0f 0b e8 c8 d0 47 ff 90 0f 0b e8 c0 d0 47 ff 90 <0f> 0b e8 b8 d0 47 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 75.032098][ T5337] RSP: 0018:ffffc9000d4173c8 EFLAGS: 00010293 [ 75.034762][ T5337] RAX: ffffffff827862b0 RBX: 00000000ffffffff RCX: ffff88803a644880 [ 75.038504][ T5337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 75.041849][ T5337] RBP: 1ffff11008982d30 R08: ffff888044c17503 R09: 1ffff11008982ea0 [ 75.045366][ T5337] R10: dffffc0000000000 R11: ffffed1008982ea1 R12: 0000000000000004 [ 75.048641][ T5337] R13: 0000000000000002 R14: 1ffff11008982ea3 R15: ffff888044c17518 [ 75.051892][ T5337] FS: 00007f898aaba6c0(0000) GS:ffff88808d21b000(0000) knlGS:0000000000000000 [ 75.055914][ T5337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.058911][ T5337] CR2: 00007f898aab9fc8 CR3: 0000000043e6f000 CR4: 0000000000352ef0 [ 75.062383][ T5337] Kernel panic - not syncing: Fatal exception [ 75.065357][ T5337] Kernel Offset: disabled [ 75.067286][ T5337] Rebooting in 86400 seconds..