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 = socket$vsock_stream(0x28, 0x1, 0x0) getsockopt$sock_int(r2, 0x1, 0x2c, 0x0, &(0x7f0000000040)) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) r3 = syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) ioctl$MON_IOCX_MFETCH(r3, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) r4 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$netlink(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000002a80)={0x114, 0x23, 0x1, 0x0, 0x25dfdbfc, "", [@nested={0x102, 0xf2, 0x0, 0x1, [@typed={0xf, 0x18, 0x0, 0x0, @str='}:.\x9c[\xc8\\#\'}\x00'}, @typed={0x14, 0x2, 0x0, 0x0, @ipv6=@private2}, @generic="50bb2d6f67d29d6fabadb107d0def49c88ea04abde1d5e8d3fb22a1b5046778bdafefc46b0449ade68bf84b36ec72dd71265fc2e882348c26c2126237dd5b37f5ae655b1086cda40e00aec58754734be31d750351dc076eb43d9621dc08c029d1608a46cf26fbe816b89f7cb81bff81a8b9482565856555ee923c65973deb0a99b962bc0fe94a3fcae3697bd7b85b3a682167c43dbf137115a40ebddcad74875ec58e9a3ddb9ad02a078cf0d972df9e99f079767734f69ce475f00ac64337803f5eb4e5842f4d98fe3fa370d47eb640dc5061dc35817", @typed={0x4, 0xe9}]}]}, 0x114}], 0x1, 0x0, 0x0, 0x48000}, 0x0) sendfile(r1, r1, 0x0, 0x800000009) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x553, &(0x7f0000001080)="$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") (async) open(&(0x7f0000000200)='./file1\x00', 0x4401, 0xb5) (async) fallocate(r0, 0x11, 0xfff, 0x8800000) (async) truncate(&(0x7f0000000900)='./file1\x00', 0xbf39) (async) open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) (async) socket$vsock_stream(0x28, 0x1, 0x0) (async) getsockopt$sock_int(r2, 0x1, 0x2c, 0x0, &(0x7f0000000040)) (async) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) (async) syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) (async) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) (async) ioctl$MON_IOCX_MFETCH(r3, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) (async) syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) (async) sendmsg$netlink(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000002a80)={0x114, 0x23, 0x1, 0x0, 0x25dfdbfc, "", [@nested={0x102, 0xf2, 0x0, 0x1, [@typed={0xf, 0x18, 0x0, 0x0, @str='}:.\x9c[\xc8\\#\'}\x00'}, @typed={0x14, 0x2, 0x0, 0x0, @ipv6=@private2}, @generic="50bb2d6f67d29d6fabadb107d0def49c88ea04abde1d5e8d3fb22a1b5046778bdafefc46b0449ade68bf84b36ec72dd71265fc2e882348c26c2126237dd5b37f5ae655b1086cda40e00aec58754734be31d750351dc076eb43d9621dc08c029d1608a46cf26fbe816b89f7cb81bff81a8b9482565856555ee923c65973deb0a99b962bc0fe94a3fcae3697bd7b85b3a682167c43dbf137115a40ebddcad74875ec58e9a3ddb9ad02a078cf0d972df9e99f079767734f69ce475f00ac64337803f5eb4e5842f4d98fe3fa370d47eb640dc5061dc35817", @typed={0x4, 0xe9}]}]}, 0x114}], 0x1, 0x0, 0x0, 0x48000}, 0x0) (async) sendfile(r1, r1, 0x0, 0x800000009) (async) [ 85.577720][ T46] Bluetooth: hci0: command tx timeout [ 85.709083][ T5341] loop0: detected capacity change from 0 to 1024 [ 85.730719][ T5341] ======================================================= [ 85.730719][ T5341] WARNING: The mand mount option has been deprecated and [ 85.730719][ T5341] and is ignored by this kernel. Remove the mand [ 85.730719][ T5341] option from the mount to silence this warning. [ 85.730719][ T5341] ======================================================= [ 85.824611][ T5341] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 85.837846][ T5341] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4215: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 85.846779][ T25] audit: type=1800 audit(1765428051.509:2): pid=5341 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 [ 85.860403][ T25] audit: type=1800 audit(1765428051.519:3): pid=5341 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 [ 85.887402][ T5341] netlink: 220 bytes leftover after parsing attributes in process `syz.0.0'. [ 85.900458][ T5341] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4215: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 85.909321][ T5342] ------------[ cut here ]------------ [ 85.912090][ T5342] kernel BUG at fs/ext4/mballoc.c:4787! [ 85.914369][ T5342] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 85.916884][ T5342] CPU: 0 UID: 0 PID: 5342 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 85.920858][ T5342] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 85.925258][ T5342] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 85.928046][ T5342] Code: e8 c4 4b a8 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 60 6f 40 ff 90 0f 0b e8 58 6f 40 ff 90 0f 0b e8 50 6f 40 ff 90 <0f> 0b e8 48 6f 40 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 85.936137][ T5342] RSP: 0018:ffffc9000d43f3a8 EFLAGS: 00010293 [ 85.938613][ T5342] RAX: ffffffff82815100 RBX: 00000000ffffffff RCX: ffff8880006fc980 [ 85.941709][ T5342] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 85.945121][ T5342] RBP: 1ffff11008b7c780 R08: ffff888045be424b R09: 1ffff11008b7c849 [ 85.948825][ T5342] R10: dffffc0000000000 R11: ffffed1008b7c84a R12: 0000000000000004 [ 85.951984][ T5342] R13: 0000000000000002 R14: 1ffff11008b7c84c R15: ffff888045be4260 [ 85.955009][ T5342] FS: 00007fac62e066c0(0000) GS:ffff88808d22f000(0000) knlGS:0000000000000000 [ 85.958444][ T5342] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.961470][ T5342] CR2: 00007fac62e05fc8 CR3: 0000000040d8a000 CR4: 0000000000352ef0 [ 85.964801][ T5342] Call Trace: [ 85.966462][ T5342] [ 85.967835][ T5342] ext4_mb_use_preallocated+0x660/0x13f0 [ 85.970416][ T5342] ext4_mb_new_blocks+0x5a1/0x46a0 [ 85.972893][ T5342] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 85.975454][ T5342] ? __kmalloc_noprof+0x43e/0x800 [ 85.977634][ T5342] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 85.980177][ T5342] ? ext4_ext_check_overlap+0x32e/0x580 [ 85.982586][ T5342] ? ext4_ext_find_goal+0xf0/0x1e0 [ 85.984905][ T5342] ext4_ext_map_blocks+0x1877/0x69c0 [ 85.987813][ T5342] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 85.990324][ T5342] ? ext4_es_lookup_extent+0x6cd/0xb00 [ 85.992814][ T5342] ext4_map_blocks+0x82c/0x16f0 [ 85.995014][ T5342] ? __pfx_ext4_map_blocks+0x10/0x10 [ 85.997391][ T5342] ? ext4_mark_iloc_dirty+0x6ec/0x1ca0 [ 86.000130][ T5342] ? ext4_journal_check_start+0x1c/0x2b0 [ 86.002790][ T5342] ? __ext4_journal_start_sb+0x25a/0x580 [ 86.005282][ T5342] ext4_alloc_file_blocks+0x422/0xdb0 [ 86.007656][ T5342] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 86.010385][ T5342] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 86.012940][ T5342] ext4_zero_range+0x38c/0xb70 [ 86.015127][ T5342] ext4_fallocate+0x334/0x3d0 [ 86.017387][ T5342] vfs_fallocate+0x669/0x7e0 [ 86.019630][ T5342] ? __fget_files+0x2a/0x420 [ 86.021825][ T5342] ? __pfx_vfs_fallocate+0x10/0x10 [ 86.024316][ T5342] ? __fget_files+0x3a0/0x420 [ 86.026626][ T5342] ? __fget_files+0x2a/0x420 [ 86.028530][ T5342] __x64_sys_fallocate+0xc0/0x110 [ 86.030650][ T5342] do_syscall_64+0xfa/0xf80 [ 86.032679][ T5342] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.035365][ T5342] ? clear_bhb_loop+0x60/0xb0 [ 86.037485][ T5342] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.040122][ T5342] RIP: 0033:0x7fac61f8f7c9 [ 86.042087][ T5342] 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 [ 86.050503][ T5342] RSP: 002b:00007fac62e06038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 86.054174][ T5342] RAX: ffffffffffffffda RBX: 00007fac621e6090 RCX: 00007fac61f8f7c9 [ 86.057866][ T5342] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 86.061514][ T5342] RBP: 00007fac62013f91 R08: 0000000000000000 R09: 0000000000000000 [ 86.065152][ T5342] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 86.068641][ T5342] R13: 00007fac621e6128 R14: 00007fac621e6090 R15: 00007fff62cb25c8 [ 86.072312][ T5342] [ 86.073780][ T5342] Modules linked in: [ 86.076581][ T5342] ---[ end trace 0000000000000000 ]--- [ 86.079308][ T5342] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 86.081981][ T5342] Code: e8 c4 4b a8 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 60 6f 40 ff 90 0f 0b e8 58 6f 40 ff 90 0f 0b e8 50 6f 40 ff 90 <0f> 0b e8 48 6f 40 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 86.090714][ T5342] RSP: 0018:ffffc9000d43f3a8 EFLAGS: 00010293 [ 86.093803][ T5342] RAX: ffffffff82815100 RBX: 00000000ffffffff RCX: ffff8880006fc980 [ 86.097261][ T5342] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 86.100360][ T5342] RBP: 1ffff11008b7c780 R08: ffff888045be424b R09: 1ffff11008b7c849 [ 86.104235][ T5342] R10: dffffc0000000000 R11: ffffed1008b7c84a R12: 0000000000000004 [ 86.107222][ T5342] R13: 0000000000000002 R14: 1ffff11008b7c84c R15: ffff888045be4260 [ 86.110204][ T5342] FS: 00007fac62e066c0(0000) GS:ffff88808d22f000(0000) knlGS:0000000000000000 [ 86.114009][ T5342] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.116549][ T5342] CR2: 00007fac62e05fc8 CR3: 0000000040d8a000 CR4: 0000000000352ef0 [ 86.119465][ T5342] Kernel panic - not syncing: Fatal exception [ 86.122394][ T5342] Kernel Offset: disabled [ 86.124205][ T5342] Rebooting in 86400 seconds..