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) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_COALESCE_SET(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000000)={0x34, r4, 0x1, 0xfffffffd, 0x4, {0x10}, [@ETHTOOL_A_COALESCE_HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1\x00'}]}, @ETHTOOL_A_COALESCE_TX_MAX_FRAMES_LOW={0x8, 0x11, 0x4}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000}, 0x4044890) ioctl$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) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) (async) syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) (async) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) (async) sendmsg$ETHTOOL_MSG_COALESCE_SET(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000000)={0x34, r4, 0x1, 0xfffffffd, 0x4, {0x10}, [@ETHTOOL_A_COALESCE_HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1\x00'}]}, @ETHTOOL_A_COALESCE_TX_MAX_FRAMES_LOW={0x8, 0x11, 0x4}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000}, 0x4044890) (async) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) (async) sendfile(r1, r1, 0x0, 0x800000009) (async) [ 85.699069][ T47] Bluetooth: hci0: command tx timeout [ 85.775983][ T5353] loop0: detected capacity change from 0 to 1024 [ 85.787830][ T5353] ======================================================= [ 85.787830][ T5353] WARNING: The mand mount option has been deprecated and [ 85.787830][ T5353] and is ignored by this kernel. Remove the mand [ 85.787830][ T5353] option from the mount to silence this warning. [ 85.787830][ T5353] ======================================================= [ 85.866527][ T5353] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 85.876247][ T5353] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4193: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 85.885297][ T25] audit: type=1800 audit(1764824280.262:2): pid=5353 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 [ 85.896358][ T25] audit: type=1800 audit(1764824280.272:3): pid=5353 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 [ 85.931200][ T5353] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4193: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 85.938373][ T5354] ------------[ cut here ]------------ [ 85.940915][ T5354] kernel BUG at fs/ext4/mballoc.c:4765! [ 85.943148][ T5354] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 85.946052][ T5354] CPU: 0 UID: 0 PID: 5354 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 85.949601][ T5354] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 85.953844][ T5354] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 85.956295][ T5354] Code: e8 b4 12 a9 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 50 90 41 ff 90 0f 0b e8 48 90 41 ff 90 0f 0b e8 40 90 41 ff 90 <0f> 0b e8 38 90 41 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 85.963733][ T5354] RSP: 0018:ffffc9000d4cf3e8 EFLAGS: 00010293 [ 85.966479][ T5354] RAX: ffffffff827fc9c0 RBX: 00000000ffffffff RCX: ffff88801f8aa4c0 [ 85.969824][ T5354] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 85.973073][ T5354] RBP: 1ffff110085e5fba R08: ffff888042f30333 R09: 1ffff110085e6066 [ 85.976358][ T5354] R10: dffffc0000000000 R11: ffffed10085e6067 R12: 0000000000000004 [ 85.979626][ T5354] R13: 0000000000000002 R14: 1ffff110085e6069 R15: ffff888042f30348 [ 85.982816][ T5354] FS: 00007f3b7a2796c0(0000) GS:ffff88808d69f000(0000) knlGS:0000000000000000 [ 85.986341][ T5354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.988951][ T5354] CR2: 00007f3b7a278fc8 CR3: 0000000051909000 CR4: 0000000000352ef0 [ 85.992407][ T5354] Call Trace: [ 85.993975][ T5354] [ 85.995367][ T5354] ext4_mb_use_preallocated+0x660/0x13f0 [ 85.997944][ T5354] ext4_mb_new_blocks+0x5a1/0x46a0 [ 86.000324][ T5354] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 86.002892][ T5354] ? __kmalloc_noprof+0x432/0x800 [ 86.005213][ T5354] ? ext4_find_extent+0x207/0xcc0 [ 86.007542][ T5354] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 86.010123][ T5354] ? ext4_ext_check_overlap+0x32e/0x580 [ 86.012292][ T5354] ? ext4_ext_find_goal+0xf0/0x1e0 [ 86.014320][ T5354] ext4_ext_map_blocks+0x1883/0x6a10 [ 86.016397][ T5354] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 86.018427][ T5354] ? ext4_es_lookup_extent+0x60e/0xa30 [ 86.020395][ T5354] ext4_map_blocks+0x860/0x1740 [ 86.022513][ T5354] ? __pfx_ext4_map_blocks+0x10/0x10 [ 86.024890][ T5354] ? ext4_mark_iloc_dirty+0x6ec/0x1ca0 [ 86.027383][ T5354] ? ext4_journal_check_start+0x1c/0x2b0 [ 86.029976][ T5354] ? __ext4_journal_start_sb+0x25a/0x580 [ 86.032293][ T5354] ext4_alloc_file_blocks+0x42c/0xdb0 [ 86.034338][ T5354] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 86.036673][ T5354] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 86.039080][ T5354] ext4_zero_range+0x38c/0xb70 [ 86.041137][ T5354] ext4_fallocate+0x334/0x3d0 [ 86.043064][ T5354] vfs_fallocate+0x669/0x7e0 [ 86.044930][ T5354] ? __fget_files+0x2a/0x420 [ 86.046682][ T5354] ? __pfx_vfs_fallocate+0x10/0x10 [ 86.048541][ T5354] ? __fget_files+0x3a0/0x420 [ 86.050383][ T5354] ? __fget_files+0x2a/0x420 [ 86.052503][ T5354] __x64_sys_fallocate+0xc0/0x110 [ 86.054545][ T5354] do_syscall_64+0xfa/0xf80 [ 86.056340][ T5354] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.058833][ T5354] ? clear_bhb_loop+0x60/0xb0 [ 86.060921][ T5354] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.063385][ T5354] RIP: 0033:0x7f3b7938f7c9 [ 86.065437][ T5354] 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 [ 86.073625][ T5354] RSP: 002b:00007f3b7a279038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 86.076821][ T5354] RAX: ffffffffffffffda RBX: 00007f3b795e6090 RCX: 00007f3b7938f7c9 [ 86.079999][ T5354] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 86.083386][ T5354] RBP: 00007f3b79413f91 R08: 0000000000000000 R09: 0000000000000000 [ 86.086495][ T5354] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 86.089739][ T5354] R13: 00007f3b795e6128 R14: 00007f3b795e6090 R15: 00007ffdcecad678 [ 86.092884][ T5354] [ 86.094314][ T5354] Modules linked in: [ 86.096688][ T5354] ---[ end trace 0000000000000000 ]--- [ 86.099329][ T5354] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 86.101858][ T5354] Code: e8 b4 12 a9 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 50 90 41 ff 90 0f 0b e8 48 90 41 ff 90 0f 0b e8 40 90 41 ff 90 <0f> 0b e8 38 90 41 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 86.110511][ T5354] RSP: 0018:ffffc9000d4cf3e8 EFLAGS: 00010293 [ 86.113164][ T5354] RAX: ffffffff827fc9c0 RBX: 00000000ffffffff RCX: ffff88801f8aa4c0 [ 86.116717][ T5354] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 86.120261][ T5354] RBP: 1ffff110085e5fba R08: ffff888042f30333 R09: 1ffff110085e6066 [ 86.123754][ T5354] R10: dffffc0000000000 R11: ffffed10085e6067 R12: 0000000000000004 [ 86.126899][ T5354] R13: 0000000000000002 R14: 1ffff110085e6069 R15: ffff888042f30348 [ 86.130314][ T5354] FS: 00007f3b7a2796c0(0000) GS:ffff88808d69f000(0000) knlGS:0000000000000000 [ 86.133998][ T5354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.136828][ T5354] CR2: 00007f3b7a278fc8 CR3: 0000000051909000 CR4: 0000000000352ef0 [ 86.140075][ T5354] Kernel panic - not syncing: Fatal exception [ 86.142734][ T5354] Kernel Offset: disabled [ 86.144418][ T5354] Rebooting in 86400 seconds..