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 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) bind$bt_sco(r2, &(0x7f0000000000)={0x1f, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x12}}, 0x8) listen(r2, 0x0) setsockopt$inet_tcp_TCP_REPAIR(r2, 0x6, 0x13, 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) r3 = syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) ioctl$MON_IOCX_MFETCH(r3, 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_init_net_socket$bt_sco(0x1f, 0x5, 0x2) (async) bind$bt_sco(r2, &(0x7f0000000000)={0x1f, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x12}}, 0x8) (async) listen(r2, 0x0) (async) setsockopt$inet_tcp_TCP_REPAIR(r2, 0x6, 0x13, 0x0, 0x0) (async) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) (async) syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) (async) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) (async) ioctl$MON_IOCX_MFETCH(r3, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) (async) sendfile(r1, r1, 0x0, 0x800000009) (async) [ 74.684350][ T5337] Bluetooth: hci0: command tx timeout [ 74.766287][ T5359] loop0: detected capacity change from 0 to 1024 [ 74.780365][ T5359] ======================================================= [ 74.780365][ T5359] WARNING: The mand mount option has been deprecated and [ 74.780365][ T5359] and is ignored by this kernel. Remove the mand [ 74.780365][ T5359] option from the mount to silence this warning. [ 74.780365][ T5359] ======================================================= [ 74.831959][ T5359] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 74.842606][ T5359] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4183: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 74.851915][ T25] audit: type=1800 audit(1758744487.604:2): pid=5359 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 [ 74.867240][ T25] audit: type=1800 audit(1758744487.624:3): pid=5359 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 [ 74.907256][ T5359] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4183: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 74.916237][ T5360] ------------[ cut here ]------------ [ 74.918675][ T5360] kernel BUG at fs/ext4/mballoc.c:4755! [ 74.921030][ T5360] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 74.923723][ T5360] CPU: 0 UID: 0 PID: 5360 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 74.927621][ T5360] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 74.931932][ T5360] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 74.934539][ T5360] Code: e8 04 ba aa ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 20 be 45 ff 90 0f 0b e8 18 be 45 ff 90 0f 0b e8 10 be 45 ff 90 <0f> 0b e8 08 be 45 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 74.942273][ T5360] RSP: 0018:ffffc9000d4e7408 EFLAGS: 00010293 [ 74.944829][ T5360] RAX: ffffffff8279ff30 RBX: 00000000ffffffff RCX: ffff88800075c880 [ 74.947758][ T5360] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 74.951196][ T5360] RBP: 1ffff1100876d346 R08: ffff888043b6a503 R09: 1ffff1100876d4a0 [ 74.954347][ T5360] R10: dffffc0000000000 R11: ffffed100876d4a1 R12: 0000000000000004 [ 74.957990][ T5360] R13: 0000000000000002 R14: 1ffff1100876d4a3 R15: ffff888043b6a518 [ 74.961346][ T5360] FS: 00007f9ba2df56c0(0000) GS:ffff88808d007000(0000) knlGS:0000000000000000 [ 74.965167][ T5360] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.967916][ T5360] CR2: 00007f9ba2df4fc8 CR3: 0000000042e74000 CR4: 0000000000352ef0 [ 74.971333][ T5360] Call Trace: [ 74.972958][ T5360] [ 74.974327][ T5360] ext4_mb_use_preallocated+0x660/0x13f0 [ 74.976900][ T5360] ext4_mb_new_blocks+0x5b4/0x4720 [ 74.979103][ T5360] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 74.981247][ T5360] ? trace_kmalloc+0x1f/0xd0 [ 74.983105][ T5360] ? __kmalloc_noprof+0x29b/0x4f0 [ 74.985008][ T5360] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 74.986977][ T5360] ? ext4_ext_check_overlap+0x32e/0x580 [ 74.989029][ T5360] ? ext4_ext_find_goal+0xf0/0x1e0 [ 74.990933][ T5360] ext4_ext_map_blocks+0x161a/0x6ac0 [ 74.993044][ T5360] ? __lock_acquire+0xab9/0xd20 [ 74.995188][ T5360] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 74.997634][ T5360] ? ext4_es_lookup_extent+0x622/0xa70 [ 75.000033][ T5360] ext4_map_blocks+0x860/0x1740 [ 75.002206][ T5360] ? __pfx_ext4_map_blocks+0x10/0x10 [ 75.004546][ T5360] ? __ext4_journal_start_sb+0x27e/0x5c0 [ 75.007097][ T5360] ext4_alloc_file_blocks+0x42c/0xdb0 [ 75.009518][ T5360] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 75.012133][ T5360] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 75.014596][ T5360] ext4_zero_range+0x39c/0xb90 [ 75.016689][ T5360] ext4_fallocate+0x334/0x3d0 [ 75.018778][ T5360] vfs_fallocate+0x669/0x7e0 [ 75.020793][ T5360] ? __fget_files+0x2a/0x420 [ 75.022858][ T5360] ? __pfx_vfs_fallocate+0x10/0x10 [ 75.025032][ T5360] ? __fget_files+0x2a/0x420 [ 75.027086][ T5360] __x64_sys_fallocate+0xc0/0x110 [ 75.029265][ T5360] do_syscall_64+0xfa/0x3b0 [ 75.031275][ T5360] ? lockdep_hardirqs_on+0x9c/0x150 [ 75.033565][ T5360] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.036230][ T5360] ? clear_bhb_loop+0x60/0xb0 [ 75.038369][ T5360] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.040982][ T5360] RIP: 0033:0x7f9ba698eec9 [ 75.043000][ T5360] 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 [ 75.051036][ T5360] RSP: 002b:00007f9ba2df5038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 75.054327][ T5360] RAX: ffffffffffffffda RBX: 00007f9ba6be6090 RCX: 00007f9ba698eec9 [ 75.057425][ T5360] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 75.060526][ T5360] RBP: 00007f9ba6a11f91 R08: 0000000000000000 R09: 0000000000000000 [ 75.064098][ T5360] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 75.068110][ T5360] R13: 00007f9ba6be6128 R14: 00007f9ba6be6090 R15: 00007ffc0794f488 [ 75.071716][ T5360] [ 75.073081][ T5360] Modules linked in: [ 75.075428][ T5360] ---[ end trace 0000000000000000 ]--- [ 75.077888][ T5360] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 75.080567][ T5360] Code: e8 04 ba aa ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 20 be 45 ff 90 0f 0b e8 18 be 45 ff 90 0f 0b e8 10 be 45 ff 90 <0f> 0b e8 08 be 45 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 75.089503][ T5360] RSP: 0018:ffffc9000d4e7408 EFLAGS: 00010293 [ 75.092348][ T5360] RAX: ffffffff8279ff30 RBX: 00000000ffffffff RCX: ffff88800075c880 [ 75.095957][ T5360] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 75.100149][ T5360] RBP: 1ffff1100876d346 R08: ffff888043b6a503 R09: 1ffff1100876d4a0 [ 75.104675][ T5360] R10: dffffc0000000000 R11: ffffed100876d4a1 R12: 0000000000000004 [ 75.108817][ T5360] R13: 0000000000000002 R14: 1ffff1100876d4a3 R15: ffff888043b6a518 [ 75.112575][ T5360] FS: 00007f9ba2df56c0(0000) GS:ffff88808d007000(0000) knlGS:0000000000000000 [ 75.116851][ T5360] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.119862][ T5360] CR2: 00007f9ba2df4fc8 CR3: 0000000042e74000 CR4: 0000000000352ef0 [ 75.123463][ T5360] Kernel panic - not syncing: Fatal exception [ 75.126609][ T5360] Kernel Offset: disabled [ 75.128556][ T5360] Rebooting in 86400 seconds..