program: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x553, &(0x7f0000001080)="$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") r0 = open(&(0x7f0000000000)='.\x00', 0x301000, 0x87) symlinkat(&(0x7f0000000040)='./cgroup/../file0\x00', r0, &(0x7f00000000c0)='./file0\x00') openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x40, 0x0) r1 = open(&(0x7f0000000200)='./file1\x00', 0x4401, 0xb5) fallocate(r1, 0x11, 0xfff, 0x8800000) truncate(&(0x7f0000000900)='./file1\x00', 0xbf39) r2 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) r3 = syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) io_uring_setup(0xffffffff, &(0x7f0000000000)={0x0, 0x0, 0x10000, 0x20000007, 0x40}) r4 = io_uring_setup(0x2c49, &(0x7f0000002240)) io_uring_register$IORING_REGISTER_EVENTFD_ASYNC(r4, 0x18, &(0x7f0000000000), 0x1) ioctl$MON_IOCX_MFETCH(r3, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) ioctl$USBDEVFS_REAPURB(r0, 0x4008550c, &(0x7f0000000100)) sendfile(r2, r2, 0x0, 0x800000009) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x553, &(0x7f0000001080)="$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") (async) open(&(0x7f0000000000)='.\x00', 0x301000, 0x87) (async) symlinkat(&(0x7f0000000040)='./cgroup/../file0\x00', r0, &(0x7f00000000c0)='./file0\x00') (async) openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x40, 0x0) (async) open(&(0x7f0000000200)='./file1\x00', 0x4401, 0xb5) (async) fallocate(r1, 0x11, 0xfff, 0x8800000) (async) truncate(&(0x7f0000000900)='./file1\x00', 0xbf39) (async) open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) (async) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) (async) syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) (async) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) (async) io_uring_setup(0xffffffff, &(0x7f0000000000)={0x0, 0x0, 0x10000, 0x20000007, 0x40}) (async) io_uring_setup(0x2c49, &(0x7f0000002240)) (async) io_uring_register$IORING_REGISTER_EVENTFD_ASYNC(r4, 0x18, &(0x7f0000000000), 0x1) (async) ioctl$MON_IOCX_MFETCH(r3, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) (async) ioctl$USBDEVFS_REAPURB(r0, 0x4008550c, &(0x7f0000000100)) (async) sendfile(r2, r2, 0x0, 0x800000009) (async) [ 75.187576][ T5315] Bluetooth: hci0: command tx timeout [ 75.282858][ T5336] loop0: detected capacity change from 0 to 1024 [ 75.311594][ T5336] ======================================================= [ 75.311594][ T5336] WARNING: The mand mount option has been deprecated and [ 75.311594][ T5336] and is ignored by this kernel. Remove the mand [ 75.311594][ T5336] option from the mount to silence this warning. [ 75.311594][ T5336] ======================================================= [ 75.396678][ T5336] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 75.425759][ T5336] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4113: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 75.442642][ T26] audit: type=1800 audit(1753966171.877:2): 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 [ 75.459447][ T26] audit: type=1800 audit(1753966171.887:3): 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 [ 75.524874][ T5336] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4113: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 75.533894][ T5337] ------------[ cut here ]------------ [ 75.537267][ T5337] kernel BUG at fs/ext4/mballoc.c:4685! [ 75.540505][ T5337] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 75.543609][ T5337] CPU: 0 UID: 0 PID: 5337 Comm: syz.0.0 Not tainted 6.16.0-syzkaller-08685-g260f6f4fda93 #0 PREEMPT(full) [ 75.553005][ T5337] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 75.558420][ T5337] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 75.561685][ T5337] Code: e8 b4 41 ab ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 b0 b8 46 ff 90 0f 0b e8 a8 b8 46 ff 90 0f 0b e8 a0 b8 46 ff 90 <0f> 0b e8 98 b8 46 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 75.570296][ T5337] RSP: 0018:ffffc9000d5f73e8 EFLAGS: 00010293 [ 75.573700][ T5337] RAX: ffffffff8278e420 RBX: 00000000ffffffff RCX: ffff888000f42440 [ 75.578275][ T5337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 75.582041][ T5337] RBP: 1ffff110087f3b30 R08: ffff888043f9e41b R09: 1ffff110087f3c83 [ 75.585533][ T5337] R10: dffffc0000000000 R11: ffffed10087f3c84 R12: 0000000000000004 [ 75.588840][ T5337] R13: 0000000000000002 R14: 1ffff110087f3c86 R15: ffff888043f9e430 [ 75.592437][ T5337] FS: 00007fbd3dcae6c0(0000) GS:ffff88808d26e000(0000) knlGS:0000000000000000 [ 75.597361][ T5337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.600651][ T5337] CR2: 00007fbd3dcadfc8 CR3: 0000000043494000 CR4: 0000000000352ef0 [ 75.604244][ T5337] Call Trace: [ 75.605758][ T5337] [ 75.607040][ T5337] ext4_mb_use_preallocated+0x660/0x13f0 [ 75.609507][ T5337] ext4_mb_new_blocks+0x5b4/0x46a0 [ 75.611775][ T5337] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 75.614380][ T5337] ? trace_kmalloc+0x1f/0xd0 [ 75.616631][ T5337] ? __kmalloc_noprof+0x29b/0x4f0 [ 75.619208][ T5337] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 75.622780][ T5337] ? ext4_ext_check_overlap+0x32e/0x580 [ 75.625625][ T5337] ? ext4_ext_find_goal+0xf0/0x1e0 [ 75.628294][ T5337] ext4_ext_map_blocks+0x161a/0x6ac0 [ 75.630763][ T5337] ? __pfx___might_resched+0x10/0x10 [ 75.633286][ T5337] ? __lock_acquire+0xab9/0xd20 [ 75.635722][ T5337] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 75.638543][ T5337] ? ext4_es_lookup_extent+0x622/0xa70 [ 75.642407][ T5337] ext4_map_blocks+0x931/0x18d0 [ 75.645524][ T5337] ? __pfx_ext4_map_blocks+0x10/0x10 [ 75.648192][ T5337] ? __ext4_journal_start_sb+0x27e/0x5c0 [ 75.650886][ T5337] ext4_alloc_file_blocks+0x42c/0xdb0 [ 75.653887][ T5337] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 75.656679][ T5337] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 75.659391][ T5337] ext4_zero_range+0x39c/0xb90 [ 75.662272][ T5337] ext4_fallocate+0x334/0x3d0 [ 75.665070][ T5337] vfs_fallocate+0x669/0x7e0 [ 75.667736][ T5337] ? __fget_files+0x2a/0x420 [ 75.670111][ T5337] ? __pfx_vfs_fallocate+0x10/0x10 [ 75.674656][ T5337] ? __fget_files+0x2a/0x420 [ 75.676813][ T5337] __x64_sys_fallocate+0xc0/0x110 [ 75.679110][ T5337] do_syscall_64+0xfa/0x3b0 [ 75.681527][ T5337] ? lockdep_hardirqs_on+0x9c/0x150 [ 75.684329][ T5337] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.687435][ T5337] ? clear_bhb_loop+0x60/0xb0 [ 75.689677][ T5337] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.692527][ T5337] RIP: 0033:0x7fbd3cd8eb69 [ 75.694618][ 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 [ 75.704204][ T5337] RSP: 002b:00007fbd3dcae038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 75.707956][ T5337] RAX: ffffffffffffffda RBX: 00007fbd3cfb6080 RCX: 00007fbd3cd8eb69 [ 75.711365][ T5337] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000005 [ 75.714930][ T5337] RBP: 00007fbd3ce11df1 R08: 0000000000000000 R09: 0000000000000000 [ 75.718868][ T5337] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 75.722755][ T5337] R13: 0000000000000000 R14: 00007fbd3cfb6080 R15: 00007ffdcd199848 [ 75.726916][ T5337] [ 75.728583][ T5337] Modules linked in: [ 75.731099][ T5337] ---[ end trace 0000000000000000 ]--- [ 75.733501][ T5337] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 75.736676][ T5337] Code: e8 b4 41 ab ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 b0 b8 46 ff 90 0f 0b e8 a8 b8 46 ff 90 0f 0b e8 a0 b8 46 ff 90 <0f> 0b e8 98 b8 46 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 75.747176][ T5337] RSP: 0018:ffffc9000d5f73e8 EFLAGS: 00010293 [ 75.750000][ T5337] RAX: ffffffff8278e420 RBX: 00000000ffffffff RCX: ffff888000f42440 [ 75.753571][ T5337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 75.757505][ T5337] RBP: 1ffff110087f3b30 R08: ffff888043f9e41b R09: 1ffff110087f3c83 [ 75.761907][ T5337] R10: dffffc0000000000 R11: ffffed10087f3c84 R12: 0000000000000004 [ 75.765791][ T5337] R13: 0000000000000002 R14: 1ffff110087f3c86 R15: ffff888043f9e430 [ 75.769197][ T5337] FS: 00007fbd3dcae6c0(0000) GS:ffff88808d26e000(0000) knlGS:0000000000000000 [ 75.772997][ T5337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.776160][ T5337] CR2: 00007fbd3dcadfc8 CR3: 0000000043494000 CR4: 0000000000352ef0 [ 75.779955][ T5337] Kernel panic - not syncing: Fatal exception [ 75.783288][ T5337] Kernel Offset: disabled [ 75.785141][ T5337] Rebooting in 86400 seconds..