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) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000440)={0x26, 'hash\x00', 0x0, 0x0, 'hmac(blake2b-160-generic)\x00'}, 0x58) truncate(&(0x7f0000000900)='./file1\x00', 0xbf39) r2 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) r3 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) ioctl$KVM_SET_DEVICE_ATTR_vm(r3, 0x4018aee1, &(0x7f00000000c0)=@attr_arm64={0x0, 0x0, 0x0, &(0x7f0000000000)={0x449b, 0x240}}) r4 = syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) ioctl$MON_IOCX_MFETCH(r4, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) r5 = openat$nvram(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$sock_inet6_udp_SIOCINQ(r5, 0x7040, 0x0) 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) fallocate(r0, 0x11, 0xfff, 0x8800000) (async) socket$alg(0x26, 0x5, 0x0) (async) bind$alg(r1, &(0x7f0000000440)={0x26, 'hash\x00', 0x0, 0x0, 'hmac(blake2b-160-generic)\x00'}, 0x58) (async) truncate(&(0x7f0000000900)='./file1\x00', 0xbf39) (async) open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) (async) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) (async) ioctl$KVM_SET_DEVICE_ATTR_vm(r3, 0x4018aee1, &(0x7f00000000c0)=@attr_arm64={0x0, 0x0, 0x0, &(0x7f0000000000)={0x449b, 0x240}}) (async) syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) (async) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) (async) ioctl$MON_IOCX_MFETCH(r4, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) (async) openat$nvram(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) (async) ioctl$sock_inet6_udp_SIOCINQ(r5, 0x7040, 0x0) (async) sendfile(r2, r2, 0x0, 0x800000009) (async) [ 77.916344][ T4664] Bluetooth: hci0: command tx timeout [ 77.920223][ T1312] ieee802154 phy0 wpan0: encryption failed: -22 [ 77.923020][ T1312] ieee802154 phy1 wpan1: encryption failed: -22 [ 78.004125][ T5317] loop0: detected capacity change from 0 to 1024 [ 78.037066][ T5317] ======================================================= [ 78.037066][ T5317] WARNING: The mand mount option has been deprecated and [ 78.037066][ T5317] and is ignored by this kernel. Remove the mand [ 78.037066][ T5317] option from the mount to silence this warning. [ 78.037066][ T5317] ======================================================= [ 78.147505][ T5317] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 78.177798][ T5317] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4193: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 78.249960][ T26] audit: type=1800 audit(1759833716.433:2): pid=5318 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 [ 78.270926][ T26] audit: type=1800 audit(1759833716.453:3): pid=5318 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 [ 78.343230][ T5318] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4193: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 78.360664][ T5318] ------------[ cut here ]------------ [ 78.363302][ T5318] kernel BUG at fs/ext4/mballoc.c:4765! [ 78.365728][ T5318] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 78.368523][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 78.372511][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 78.377207][ T5318] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 78.379816][ T5318] Code: e8 b4 ed a9 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 90 c5 42 ff 90 0f 0b e8 88 c5 42 ff 90 0f 0b e8 80 c5 42 ff 90 <0f> 0b e8 78 c5 42 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 78.388046][ T5318] RSP: 0018:ffffc9000d42f3e8 EFLAGS: 00010293 [ 78.390842][ T5318] RAX: ffffffff827cde50 RBX: 00000000ffffffff RCX: ffff888000374900 [ 78.394067][ T5318] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 78.397683][ T5318] RBP: 1ffff11008648546 R08: ffff8880432435eb R09: 1ffff110086486bd [ 78.401134][ T5318] R10: dffffc0000000000 R11: ffffed10086486be R12: 0000000000000004 [ 78.404598][ T5318] R13: 0000000000000002 R14: 1ffff110086486c0 R15: ffff888043243600 [ 78.407816][ T5318] FS: 00007f92a4b7f6c0(0000) GS:ffff88808d306000(0000) knlGS:0000000000000000 [ 78.412279][ T5318] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.415131][ T5318] CR2: 00005555766547c8 CR3: 000000003fbb5000 CR4: 0000000000352ef0 [ 78.418616][ T5318] Call Trace: [ 78.420077][ T5318] [ 78.421467][ T5318] ext4_mb_use_preallocated+0x660/0x13f0 [ 78.424626][ T5318] ext4_mb_new_blocks+0x5b4/0x4720 [ 78.426924][ T5318] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 78.429468][ T5318] ? __kmalloc_noprof+0x432/0x7f0 [ 78.431565][ T5318] ? ext4_find_extent+0x207/0xcc0 [ 78.433807][ T5318] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 78.436155][ T5318] ? ext4_ext_check_overlap+0x32e/0x580 [ 78.438580][ T5318] ? ext4_ext_find_goal+0xf0/0x1e0 [ 78.440902][ T5318] ext4_ext_map_blocks+0x161a/0x6ac0 [ 78.443310][ T5318] ? __lock_acquire+0xab9/0xd20 [ 78.445451][ T5318] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 78.447888][ T5318] ? ext4_es_lookup_extent+0x622/0xa70 [ 78.450313][ T5318] ext4_map_blocks+0x860/0x1740 [ 78.452331][ T5318] ? __pfx_ext4_map_blocks+0x10/0x10 [ 78.454616][ T5318] ? __ext4_journal_start_sb+0x27e/0x5c0 [ 78.456764][ T5318] ext4_alloc_file_blocks+0x42c/0xdb0 [ 78.458814][ T5318] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 78.461107][ T5318] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 78.463258][ T5318] ext4_zero_range+0x39c/0xb90 [ 78.465220][ T5318] ext4_fallocate+0x334/0x3d0 [ 78.467381][ T5318] vfs_fallocate+0x666/0x7e0 [ 78.469499][ T5318] ? __fget_files+0x2a/0x420 [ 78.471559][ T5318] ? __pfx_vfs_fallocate+0x10/0x10 [ 78.473796][ T5318] ? __fget_files+0x3a0/0x420 [ 78.475693][ T5318] ? __fget_files+0x2a/0x420 [ 78.477731][ T5318] __x64_sys_fallocate+0xc0/0x110 [ 78.479828][ T5318] do_syscall_64+0xfa/0xfa0 [ 78.481841][ T5318] ? lockdep_hardirqs_on+0x9c/0x150 [ 78.484067][ T5318] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.486723][ T5318] ? clear_bhb_loop+0x60/0xb0 [ 78.488635][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.490911][ T5318] RIP: 0033:0x7f92a3d8eec9 [ 78.492708][ T5318] 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 [ 78.500184][ T5318] RSP: 002b:00007f92a4b7f038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 78.503780][ T5318] RAX: ffffffffffffffda RBX: 00007f92a3fe6090 RCX: 00007f92a3d8eec9 [ 78.507169][ T5318] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 78.510644][ T5318] RBP: 00007f92a3e11f91 R08: 0000000000000000 R09: 0000000000000000 [ 78.514163][ T5318] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 78.517444][ T5318] R13: 00007f92a3fe6128 R14: 00007f92a3fe6090 R15: 00007ffc2d10c258 [ 78.520845][ T5318] [ 78.522204][ T5318] Modules linked in: [ 78.524755][ T5318] ---[ end trace 0000000000000000 ]--- [ 78.527516][ T5318] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 78.530096][ T5318] Code: e8 b4 ed a9 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 90 c5 42 ff 90 0f 0b e8 88 c5 42 ff 90 0f 0b e8 80 c5 42 ff 90 <0f> 0b e8 78 c5 42 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 78.538475][ T5318] RSP: 0018:ffffc9000d42f3e8 EFLAGS: 00010293 [ 78.541478][ T5318] RAX: ffffffff827cde50 RBX: 00000000ffffffff RCX: ffff888000374900 [ 78.544865][ T5318] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 78.548720][ T5318] RBP: 1ffff11008648546 R08: ffff8880432435eb R09: 1ffff110086486bd [ 78.552187][ T5318] R10: dffffc0000000000 R11: ffffed10086486be R12: 0000000000000004 [ 78.555647][ T5318] R13: 0000000000000002 R14: 1ffff110086486c0 R15: ffff888043243600 [ 78.559634][ T5318] FS: 00007f92a4b7f6c0(0000) GS:ffff88808d306000(0000) knlGS:0000000000000000 [ 78.563333][ T5318] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.566256][ T5318] CR2: 00005555766547c8 CR3: 000000003fbb5000 CR4: 0000000000352ef0 [ 78.569652][ T5318] Kernel panic - not syncing: Fatal exception [ 78.572487][ T5318] Kernel Offset: disabled [ 78.574366][ T5318] Rebooting in 86400 seconds..