program: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x20000c6, &(0x7f0000000080), 0x1, 0x553, &(0x7f0000001080)="$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") r0 = open(&(0x7f0000000200)='./file1\x00', 0x4401, 0xb5) ioctl$TCSETSF(0xffffffffffffffff, 0x5404, &(0x7f0000000000)={0x5, 0x5, 0x3, 0x2, 0xb, "4d4566971590d461b8fa0016e639df42ae3b8a"}) fallocate(r0, 0x11, 0xfff, 0x8800000) truncate(&(0x7f0000000900)='./file1\x00', 0xbf39) r1 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) r2 = syz_open_dev$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$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x20000c6, &(0x7f0000000080), 0x1, 0x553, &(0x7f0000001080)="$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") (async) open(&(0x7f0000000200)='./file1\x00', 0x4401, 0xb5) (async) ioctl$TCSETSF(0xffffffffffffffff, 0x5404, &(0x7f0000000000)={0x5, 0x5, 0x3, 0x2, 0xb, "4d4566971590d461b8fa0016e639df42ae3b8a"}) (async) fallocate(r0, 0x11, 0xfff, 0x8800000) (async) truncate(&(0x7f0000000900)='./file1\x00', 0xbf39) (async) open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) (async) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) (async) syz_open_dev$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) [ 75.109619][ T5303] Bluetooth: hci0: command tx timeout [ 75.176617][ T5324] loop0: detected capacity change from 0 to 1024 [ 75.199766][ T5324] ======================================================= [ 75.199766][ T5324] WARNING: The mand mount option has been deprecated and [ 75.199766][ T5324] and is ignored by this kernel. Remove the mand [ 75.199766][ T5324] option from the mount to silence this warning. [ 75.199766][ T5324] ======================================================= [ 75.268774][ T5324] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 75.306179][ T5324] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4113: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 75.325591][ T25] audit: type=1800 audit(1750302848.819:2): pid=5324 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 [ 75.341237][ T25] audit: type=1800 audit(1750302848.829:3): pid=5324 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 [ 75.376384][ T5324] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4113: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 75.386364][ T5325] ------------[ cut here ]------------ [ 75.389063][ T5325] kernel BUG at fs/ext4/mballoc.c:4685! [ 75.391523][ T5325] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 75.394563][ T5325] CPU: 0 UID: 0 PID: 5325 Comm: syz.0.0 Not tainted 6.16.0-rc2-syzkaller-00082-gfb4d33ab452e #0 PREEMPT(full) [ 75.400078][ T5325] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 75.404654][ T5325] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 75.407323][ T5325] Code: e8 44 58 ab ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 40 da 47 ff 90 0f 0b e8 38 da 47 ff 90 0f 0b e8 30 da 47 ff 90 <0f> 0b e8 28 da 47 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 75.415612][ T5325] RSP: 0018:ffffc9000f5a73c8 EFLAGS: 00010293 [ 75.418326][ T5325] RAX: ffffffff82788220 RBX: 00000000ffffffff RCX: ffff88801c798000 [ 75.421897][ T5325] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 75.425493][ T5325] RBP: 1ffff11008670f30 R08: ffff8880433885eb R09: 1ffff110086710bd [ 75.428827][ T5325] R10: dffffc0000000000 R11: ffffed10086710be R12: 0000000000000004 [ 75.432312][ T5325] R13: 0000000000000002 R14: 1ffff110086710c0 R15: ffff888043388600 [ 75.435833][ T5325] FS: 00007fae284a06c0(0000) GS:ffff88808d251000(0000) knlGS:0000000000000000 [ 75.440044][ T5325] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.443224][ T5325] CR2: 00007fae2849ffc8 CR3: 0000000042db2000 CR4: 0000000000352ef0 [ 75.446621][ T5325] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 75.450228][ T5325] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.453884][ T5325] Call Trace: [ 75.455424][ T5325] [ 75.456924][ T5325] ext4_mb_use_preallocated+0x660/0x13f0 [ 75.459637][ T5325] ext4_mb_new_blocks+0x5b4/0x46a0 [ 75.462046][ T5325] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 75.464451][ T5325] ? trace_kmalloc+0x1f/0xd0 [ 75.466305][ T5325] ? __kmalloc_noprof+0x29b/0x4f0 [ 75.468484][ T5325] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 75.470696][ T5325] ? ext4_ext_check_overlap+0x32e/0x580 [ 75.472886][ T5325] ? ext4_ext_find_goal+0xf0/0x1e0 [ 75.475029][ T5325] ext4_ext_map_blocks+0x161a/0x6ac0 [ 75.477201][ T5325] ? __pfx___might_resched+0x10/0x10 [ 75.479566][ T5325] ? __lock_acquire+0xab9/0xd20 [ 75.481844][ T5325] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 75.484376][ T5325] ? ext4_es_lookup_extent+0x622/0xa70 [ 75.486780][ T5325] ext4_map_blocks+0x931/0x18d0 [ 75.489061][ T5325] ? __pfx_ext4_map_blocks+0x10/0x10 [ 75.491567][ T5325] ? __ext4_journal_start_sb+0x27e/0x5c0 [ 75.493953][ T5325] ext4_alloc_file_blocks+0x3b8/0xc60 [ 75.496160][ T5325] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 75.498495][ T5325] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 75.500710][ T5325] ext4_zero_range+0x39b/0xb90 [ 75.502803][ T5325] ext4_fallocate+0x74c/0xcd0 [ 75.504857][ T5325] vfs_fallocate+0x6a3/0x830 [ 75.506990][ T5325] ? __fget_files+0x2a/0x420 [ 75.509106][ T5325] ? __pfx_vfs_fallocate+0x10/0x10 [ 75.511315][ T5325] ? __fget_files+0x2a/0x420 [ 75.513375][ T5325] __x64_sys_fallocate+0xc0/0x110 [ 75.515672][ T5325] do_syscall_64+0xfa/0x3b0 [ 75.517739][ T5325] ? lockdep_hardirqs_on+0x9c/0x150 [ 75.520100][ T5325] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.522885][ T5325] ? clear_bhb_loop+0x60/0xb0 [ 75.524965][ T5325] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.527492][ T5325] RIP: 0033:0x7fae2758e929 [ 75.529485][ T5325] 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 [ 75.537803][ T5325] RSP: 002b:00007fae284a0038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 75.541450][ T5325] RAX: ffffffffffffffda RBX: 00007fae277b6080 RCX: 00007fae2758e929 [ 75.544820][ T5325] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 75.548211][ T5325] RBP: 00007fae27610b39 R08: 0000000000000000 R09: 0000000000000000 [ 75.551637][ T5325] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 75.555107][ T5325] R13: 0000000000000000 R14: 00007fae277b6080 R15: 00007ffcd5325de8 [ 75.558566][ T5325] [ 75.559937][ T5325] Modules linked in: [ 75.562547][ T5325] ---[ end trace 0000000000000000 ]--- [ 75.565239][ T5325] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 75.567774][ T5325] Code: e8 44 58 ab ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 40 da 47 ff 90 0f 0b e8 38 da 47 ff 90 0f 0b e8 30 da 47 ff 90 <0f> 0b e8 28 da 47 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 75.576280][ T5325] RSP: 0018:ffffc9000f5a73c8 EFLAGS: 00010293 [ 75.578935][ T5325] RAX: ffffffff82788220 RBX: 00000000ffffffff RCX: ffff88801c798000 [ 75.582306][ T5325] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 75.585793][ T5325] RBP: 1ffff11008670f30 R08: ffff8880433885eb R09: 1ffff110086710bd [ 75.589193][ T5325] R10: dffffc0000000000 R11: ffffed10086710be R12: 0000000000000004 [ 75.592768][ T5325] R13: 0000000000000002 R14: 1ffff110086710c0 R15: ffff888043388600 [ 75.596352][ T5325] FS: 00007fae284a06c0(0000) GS:ffff88808d251000(0000) knlGS:0000000000000000 [ 75.600196][ T5325] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.603075][ T5325] CR2: 00007fae2849ffc8 CR3: 0000000042db2000 CR4: 0000000000352ef0 [ 75.606773][ T5325] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 75.610135][ T5325] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.613561][ T5325] Kernel panic - not syncing: Fatal exception [ 75.616364][ T5325] Kernel Offset: disabled [ 75.618252][ T5325] Rebooting in 86400 seconds..