program: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x553, &(0x7f0000001080)="$eJzs3d9rW1UcAPDvTdv91nUwhopIYQ9O5tK19ccEH+aj6HCg7zO0d2U0WUaTjrUO3B7ciy8yBBEH4ru++zj8B/wrBjoYMoo++BK56U2XrUmbddnSmc8Hbjkn9ybnfnPv9/TcnBsSwNCayP4UIl6OiG+SiIMRkeTrRiNfObG23er9q7PZkkSj8elfSXO7rN56rdbz9ueVlyLit68ijhc2tltbXlkolcvpYl6frFcuTdaWV05cqJTm0/n04vTMzKm3Z6bfe/edvsX6xtl/vv/k9oenvj66+t0vdw/dTOJ0HMjXtcfxBK61VyZiIn9PxuL0IxtO9aGxnSQZ9A6wLSN5no9F1gccjJE864H/vy8jogEMqUT+w5BqjQNa1/Z9ug5+btz7YO0CaGP8o2ufjcSe5rXRvtXkoSuj7Hp3vA/tZ238+uetm9kS/fscAmBL165HxMnR0Y39X5L3f9t3sodtHm1D/wfPzu1s/PNmp/FPYX38Ex3GP/s75O52bJ3/hbt9aKarbPz3fsfx7/qk1fhIXnuhOeYbS85fKKdZ3/ZiRByLsd1ZfbP5nFOrdxrd1rWP/7Ila781Fsz34+7o7oefM1eql54k5nb3rke80nH8m6wf/6TD8c/ej7M9tnEkvfVat3Vbx/90NX6KeL3j8X8wo5VsPj852TwfJltnxUZ/3zjye7f2Bx1/dvz3bR7/eNI+X1t7/DZ+3PNv2m3dQ/FH7+f/ruSzZnlX/tiVUr2+OBWxK/l44+PTD57bqre2z+I/dnTz/q/T+b83Ij7vMf4bh39+taf4B3T85x7r+D9+4c5HX/zQrf3e+r+3mqVj+SO99H+97uCTvHcAAAAAAACw0xQi4kAkheJ6uVAoFtfu7zgc+wrlaq1+/Hx16eJcNL8rOx5jhdZM98G2+yGm8vthW/XpR+ozEXEoIr4d2dusF2er5blBBw8AAAAAAAAAAAAAAAAAAAA7xP4u3//P/DEy6L0Dnjo/+Q3Da8v878cvPQE7kv//MLzkPwwv+Q/DS/7D8JL/MLzkPwwv+Q/DS/4DAAAAAAAAAAAAAAAAAAAAAAAAAABAX509cyZbGqv3r85m9bnLy0sL1csn5tLaQrGyNFucrS5eKs5Xq/PltDhbrWz1euVq9dLUdCxdmayntfpkbXnlXKW6dLF+7kKlNJ+eS8eeSVQAAAAAAAAAAAAAAAAAAADwfKktryyUyuV0UUFhW4XRnbEbCn0uDLpnAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAIAH/gsAAP//6AY3sQ==") 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$usbmon(&(0x7f0000000080), 0x0, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x842, 0x0) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r4 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) getsockopt$bt_BT_DEFER_SETUP(r4, 0x112, 0x8, &(0x7f0000000040), &(0x7f0000000080)=0x4) ioctl$KVM_CHECK_EXTENSION(r3, 0xae03, 0xd0) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) ioctl$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$usbmon(&(0x7f0000000080), 0x0, 0x0) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x842, 0x0) (async) openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) (async) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) (async) getsockopt$bt_BT_DEFER_SETUP(r4, 0x112, 0x8, &(0x7f0000000040), &(0x7f0000000080)=0x4) (async) ioctl$KVM_CHECK_EXTENSION(r3, 0xae03, 0xd0) (async) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) (async) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) (async) sendfile(r1, r1, 0x0, 0x800000009) (async) [ 85.387274][ T4683] Bluetooth: hci0: command tx timeout [ 85.521306][ T5338] loop0: detected capacity change from 0 to 1024 [ 85.552438][ T5338] ======================================================= [ 85.552438][ T5338] WARNING: The mand mount option has been deprecated and [ 85.552438][ T5338] and is ignored by this kernel. Remove the mand [ 85.552438][ T5338] option from the mount to silence this warning. [ 85.552438][ T5338] ======================================================= [ 85.704897][ T5338] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 85.740947][ T5338] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4215: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 85.754016][ T25] audit: type=1800 audit(1766950849.391:2): pid=5338 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 [ 85.767366][ T25] audit: type=1800 audit(1766950849.401:3): 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 [ 85.819033][ T5338] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4215: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 85.829071][ T5339] ------------[ cut here ]------------ [ 85.831931][ T5339] kernel BUG at fs/ext4/mballoc.c:4787! [ 85.834483][ T5339] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 85.837409][ T5339] CPU: 0 UID: 0 PID: 5339 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 85.841438][ T5339] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 85.846068][ T5339] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 85.848601][ T5339] Code: e8 64 61 a8 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 a0 b6 40 ff 90 0f 0b e8 98 b6 40 ff 90 0f 0b e8 90 b6 40 ff 90 <0f> 0b e8 88 b6 40 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 85.856985][ T5339] RSP: 0018:ffffc9000be573c8 EFLAGS: 00010293 [ 85.860152][ T5339] RAX: ffffffff82804ec0 RBX: 00000000ffffffff RCX: ffff888000668000 [ 85.864280][ T5339] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 85.868082][ T5339] RBP: 1ffff1100638b363 R08: ffff888031c5a41b R09: 1ffff1100638b483 [ 85.871352][ T5339] R10: dffffc0000000000 R11: ffffed100638b484 R12: 0000000000000004 [ 85.874774][ T5339] R13: 0000000000000002 R14: 1ffff1100638b486 R15: ffff888031c5a430 [ 85.878141][ T5339] FS: 00007f33a4e5b6c0(0000) GS:ffff88808d416000(0000) knlGS:0000000000000000 [ 85.882096][ T5339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.885034][ T5339] CR2: 00007f33a4e5afc8 CR3: 000000001a23a000 CR4: 0000000000352ef0 [ 85.888422][ T5339] Call Trace: [ 85.889984][ T5339] [ 85.891325][ T5339] ext4_mb_use_preallocated+0x660/0x13f0 [ 85.893803][ T5339] ext4_mb_new_blocks+0x5a1/0x46a0 [ 85.896344][ T5339] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 85.899252][ T5339] ? __kmalloc_noprof+0x43e/0x800 [ 85.901996][ T5339] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 85.904630][ T5339] ? ext4_ext_check_overlap+0x32e/0x580 [ 85.907110][ T5339] ? ext4_ext_find_goal+0xf0/0x1e0 [ 85.909425][ T5339] ext4_ext_map_blocks+0x1877/0x69c0 [ 85.911763][ T5339] ? __lock_acquire+0x6b6/0x2cf0 [ 85.913820][ T5339] ? ext4_map_blocks+0x73f/0x16f0 [ 85.915891][ T5339] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 85.918357][ T5339] ? ext4_es_lookup_extent+0x6cd/0xb00 [ 85.920623][ T5339] ext4_map_blocks+0x82c/0x16f0 [ 85.922657][ T5339] ? __pfx_ext4_map_blocks+0x10/0x10 [ 85.924863][ T5339] ? ext4_journal_check_start+0x1c/0x2b0 [ 85.927168][ T5339] ? __ext4_journal_start_sb+0x25a/0x580 [ 85.929498][ T5339] ext4_alloc_file_blocks+0x422/0xdb0 [ 85.931916][ T5339] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 85.934598][ T5339] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 85.936985][ T5339] ext4_zero_range+0x38c/0xb70 [ 85.939056][ T5339] ext4_fallocate+0x334/0x3d0 [ 85.941239][ T5339] vfs_fallocate+0x669/0x7e0 [ 85.943378][ T5339] ? __fget_files+0x2a/0x420 [ 85.945496][ T5339] ? __pfx_vfs_fallocate+0x10/0x10 [ 85.947861][ T5339] ? __fget_files+0x2a/0x420 [ 85.950020][ T5339] __x64_sys_fallocate+0xc0/0x110 [ 85.952494][ T5339] do_syscall_64+0xec/0xf80 [ 85.955062][ T5339] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.957991][ T5339] ? trace_irq_disable+0x37/0x100 [ 85.960794][ T5339] ? clear_bhb_loop+0x60/0xb0 [ 85.963149][ T5339] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.965798][ T5339] RIP: 0033:0x7f33a3f8f7c9 [ 85.967759][ T5339] 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 [ 85.975882][ T5339] RSP: 002b:00007f33a4e5b038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 85.979559][ T5339] RAX: ffffffffffffffda RBX: 00007f33a41e6090 RCX: 00007f33a3f8f7c9 [ 85.983087][ T5339] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 85.986534][ T5339] RBP: 00007f33a4013f91 R08: 0000000000000000 R09: 0000000000000000 [ 85.990010][ T5339] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 85.993662][ T5339] R13: 00007f33a41e6128 R14: 00007f33a41e6090 R15: 00007ffc5ef5f5f8 [ 85.997467][ T5339] [ 85.998902][ T5339] Modules linked in: [ 86.001626][ T5339] ---[ end trace 0000000000000000 ]--- [ 86.004292][ T5339] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 86.007398][ T5339] Code: e8 64 61 a8 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 a0 b6 40 ff 90 0f 0b e8 98 b6 40 ff 90 0f 0b e8 90 b6 40 ff 90 <0f> 0b e8 88 b6 40 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 86.016389][ T5339] RSP: 0018:ffffc9000be573c8 EFLAGS: 00010293 [ 86.019144][ T5339] RAX: ffffffff82804ec0 RBX: 00000000ffffffff RCX: ffff888000668000 [ 86.022846][ T5339] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 86.026194][ T5339] RBP: 1ffff1100638b363 R08: ffff888031c5a41b R09: 1ffff1100638b483 [ 86.029817][ T5339] R10: dffffc0000000000 R11: ffffed100638b484 R12: 0000000000000004 [ 86.033229][ T5339] R13: 0000000000000002 R14: 1ffff1100638b486 R15: ffff888031c5a430 [ 86.036642][ T5339] FS: 00007f33a4e5b6c0(0000) GS:ffff88808d416000(0000) knlGS:0000000000000000 [ 86.040986][ T5339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.044088][ T5339] CR2: 00007f33a4e5afc8 CR3: 000000001a23a000 CR4: 0000000000352ef0 [ 86.047467][ T5339] Kernel panic - not syncing: Fatal exception [ 86.050450][ T5339] Kernel Offset: disabled [ 86.052382][ T5339] Rebooting in 86400 seconds..