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) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000340)=@newlink={0x30, 0x10, 0x1, 0x0, 0x0, {}, [@IFLA_VFINFO_LIST={0x8, 0x16, 0x0, 0x1, [{0x4}]}, @IFLA_GROUP={0x8}]}, 0x30}}, 0x0) fallocate(r0, 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$usbmon(&(0x7f0000000080), 0x0, 0x0) r4 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000000)="1400000010003507d25a806f8c6394f90324fc60", 0x14}], 0x1}, 0x0) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000880), 0xffffffffffffffff) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_GET_WPAN_PHY(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000980)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="810722bd7000fedbdf2501000000080001000000000008000300", @ANYRES32=r7], 0x54}, 0x1, 0x0, 0x0, 0x40c0}, 0x200040c0) ioctl$MON_IOCX_MFETCH(r3, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) sendfile(r2, r2, 0x0, 0x800000009) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x553, &(0x7f0000001080)="$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") (async) open(&(0x7f0000000200)='./file1\x00', 0x4401, 0xb5) (async) socket$nl_route(0x10, 0x3, 0x0) (async) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000340)=@newlink={0x30, 0x10, 0x1, 0x0, 0x0, {}, [@IFLA_VFINFO_LIST={0x8, 0x16, 0x0, 0x1, [{0x4}]}, @IFLA_GROUP={0x8}]}, 0x30}}, 0x0) (async) fallocate(r0, 0x11, 0xfff, 0x8800000) (async) truncate(&(0x7f0000000900)='./file1\x00', 0xbf39) (async) open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) (async) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) (async) syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) (async) socket$kcm(0x10, 0x2, 0x10) (async) sendmsg$kcm(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000000)="1400000010003507d25a806f8c6394f90324fc60", 0x14}], 0x1}, 0x0) (async) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000880), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_GET_WPAN_PHY(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000980)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="810722bd7000fedbdf2501000000080001000000000008000300", @ANYRES32=r7], 0x54}, 0x1, 0x0, 0x0, 0x40c0}, 0x200040c0) (async) ioctl$MON_IOCX_MFETCH(r3, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) (async) sendfile(r2, r2, 0x0, 0x800000009) (async) [ 75.847588][ T5315] Bluetooth: hci0: command tx timeout [ 75.926932][ T5337] loop0: detected capacity change from 0 to 1024 [ 75.952830][ T5337] ======================================================= [ 75.952830][ T5337] WARNING: The mand mount option has been deprecated and [ 75.952830][ T5337] and is ignored by this kernel. Remove the mand [ 75.952830][ T5337] option from the mount to silence this warning. [ 75.952830][ T5337] ======================================================= [ 76.094571][ T5337] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 76.106951][ T5337] A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. [ 76.124824][ T5337] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4215: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 76.136342][ T25] audit: type=1800 audit(1765950033.809:2): pid=5337 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 [ 76.197264][ T25] audit: type=1800 audit(1765950033.859:3): pid=5338 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 [ 76.225972][ T5337] netlink: 48 bytes leftover after parsing attributes in process `syz.0.0'. [ 76.262296][ T5337] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4215: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 76.274163][ T5338] A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. [ 76.283394][ T5338] ------------[ cut here ]------------ [ 76.288293][ T5338] kernel BUG at fs/ext4/mballoc.c:4787! [ 76.291661][ T5338] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 76.294961][ T5338] CPU: 0 UID: 0 PID: 5338 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 76.315832][ T5338] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.333687][ T5338] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 76.336392][ T5338] Code: e8 44 51 a8 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 b0 6a 40 ff 90 0f 0b e8 a8 6a 40 ff 90 0f 0b e8 a0 6a 40 ff 90 <0f> 0b e8 98 6a 40 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 76.354310][ T5338] RSP: 0018:ffffc9000b41f3a8 EFLAGS: 00010293 [ 76.356993][ T5338] RAX: ffffffff82815750 RBX: 00000000ffffffff RCX: ffff8880371ec980 [ 76.360040][ T5338] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 76.363280][ T5338] RBP: 1ffff11008e33bba R08: ffff88804719e333 R09: 1ffff11008e33c66 [ 76.366953][ T5338] R10: dffffc0000000000 R11: ffffed1008e33c67 R12: 0000000000000004 [ 76.384751][ T5338] R13: 0000000000000002 R14: 1ffff11008e33c69 R15: ffff88804719e348 [ 76.387881][ T5338] FS: 00007fbe7f7d46c0(0000) GS:ffff88808d22a000(0000) knlGS:0000000000000000 [ 76.391533][ T5338] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.393979][ T5338] CR2: 00007fbe7f7f3fb8 CR3: 000000001172e000 CR4: 0000000000352ef0 [ 76.396889][ T5338] Call Trace: [ 76.402378][ T5338] [ 76.403624][ T5338] ext4_mb_use_preallocated+0x660/0x13f0 [ 76.410528][ T5338] ext4_mb_new_blocks+0x5a1/0x46a0 [ 76.418015][ T5338] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 76.420560][ T5338] ? __kmalloc_noprof+0x43e/0x800 [ 76.423669][ T5338] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 76.426383][ T5338] ? ext4_ext_check_overlap+0x32e/0x580 [ 76.434516][ T5338] ? ext4_ext_find_goal+0xf0/0x1e0 [ 76.436601][ T5338] ext4_ext_map_blocks+0x1877/0x69c0 [ 76.446421][ T5338] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 76.453274][ T5338] ? ext4_es_lookup_extent+0x6cd/0xb00 [ 76.457894][ T5338] ext4_map_blocks+0x82c/0x16f0 [ 76.467849][ T5338] ? __pfx_ext4_map_blocks+0x10/0x10 [ 76.471985][ T5338] ? ext4_mark_iloc_dirty+0x6ec/0x1ca0 [ 76.477129][ T5338] ? ext4_journal_check_start+0x1c/0x2b0 [ 76.481826][ T5338] ? __ext4_journal_start_sb+0x25a/0x580 [ 76.490722][ T5338] ext4_alloc_file_blocks+0x422/0xdb0 [ 76.494139][ T5338] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 76.501365][ T5338] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 76.507650][ T5338] ext4_zero_range+0x38c/0xb70 [ 76.509904][ T5338] ext4_fallocate+0x334/0x3d0 [ 76.520546][ T5338] vfs_fallocate+0x669/0x7e0 [ 76.526782][ T5338] ? __fget_files+0x2a/0x420 [ 76.528767][ T5338] ? __pfx_vfs_fallocate+0x10/0x10 [ 76.534860][ T5338] ? __fget_files+0x3a0/0x420 [ 76.541570][ T5338] ? __fget_files+0x2a/0x420 [ 76.547720][ T5338] __x64_sys_fallocate+0xc0/0x110 [ 76.554034][ T5338] do_syscall_64+0xfa/0xf80 [ 76.556362][ T5338] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.558903][ T5338] ? clear_bhb_loop+0x60/0xb0 [ 76.560930][ T5338] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.563554][ T5338] RIP: 0033:0x7fbe8338f7c9 [ 76.578563][ T5338] 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 [ 76.600738][ T5338] RSP: 002b:00007fbe7f7d4038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 76.604646][ T5338] RAX: ffffffffffffffda RBX: 00007fbe835e6090 RCX: 00007fbe8338f7c9 [ 76.628897][ T5338] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 76.632991][ T5338] RBP: 00007fbe83413f91 R08: 0000000000000000 R09: 0000000000000000 [ 76.640340][ T5338] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 76.651043][ T5338] R13: 00007fbe835e6128 R14: 00007fbe835e6090 R15: 00007ffee53feed8 [ 76.658743][ T5338] [ 76.663361][ T5338] Modules linked in: [ 76.670477][ T5338] ---[ end trace 0000000000000000 ]--- [ 76.681796][ T5338] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 76.696019][ T5338] Code: e8 44 51 a8 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 b0 6a 40 ff 90 0f 0b e8 a8 6a 40 ff 90 0f 0b e8 a0 6a 40 ff 90 <0f> 0b e8 98 6a 40 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 76.738171][ T5338] RSP: 0018:ffffc9000b41f3a8 EFLAGS: 00010293 [ 76.741048][ T5338] RAX: ffffffff82815750 RBX: 00000000ffffffff RCX: ffff8880371ec980 [ 76.754686][ T5338] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 76.758846][ T5338] RBP: 1ffff11008e33bba R08: ffff88804719e333 R09: 1ffff11008e33c66 [ 76.766115][ T5338] R10: dffffc0000000000 R11: ffffed1008e33c67 R12: 0000000000000004 [ 76.770896][ T5338] R13: 0000000000000002 R14: 1ffff11008e33c69 R15: ffff88804719e348 [ 76.786221][ T5338] FS: 00007fbe7f7d46c0(0000) GS:ffff88808d22a000(0000) knlGS:0000000000000000 [ 76.796480][ T5338] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.801517][ T5338] CR2: 00007fbe7f7f3fb8 CR3: 000000001172e000 CR4: 0000000000352ef0 [ 76.812000][ T5338] Kernel panic - not syncing: Fatal exception [ 76.825806][ T5338] Kernel Offset: disabled [ 76.828480][ T5338] Rebooting in 86400 seconds..