program: clock_getres(0x8, 0x0) 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) ioctl$VIDIOC_SUBDEV_G_FMT(r1, 0xc0585604, &(0x7f00000000c0)={0x0, 0x0, {0x1, 0x3, 0x2007, 0x2, 0x1, 0x7, 0x4, 0x6}}) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) sendfile(r1, r1, 0x0, 0x800000009) clock_getres(0x8, 0x0) (async) 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) ioctl$VIDIOC_SUBDEV_G_FMT(r1, 0xc0585604, &(0x7f00000000c0)={0x0, 0x0, {0x1, 0x3, 0x2007, 0x2, 0x1, 0x7, 0x4, 0x6}}) (async) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) (async) sendfile(r1, r1, 0x0, 0x800000009) (async) [ 85.759369][ T47] Bluetooth: hci0: command tx timeout [ 85.819557][ T5332] loop0: detected capacity change from 0 to 1024 [ 85.833132][ T5332] ======================================================= [ 85.833132][ T5332] WARNING: The mand mount option has been deprecated and [ 85.833132][ T5332] and is ignored by this kernel. Remove the mand [ 85.833132][ T5332] option from the mount to silence this warning. [ 85.833132][ T5332] ======================================================= [ 85.927271][ T5332] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 85.952260][ T5332] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4193: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 85.967608][ T25] audit: type=1800 audit(1760269530.917:2): pid=5332 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 [ 85.980029][ T25] audit: type=1800 audit(1760269530.917:3): pid=5332 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 [ 86.023821][ T5332] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4193: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 86.041503][ T5332] ------------[ cut here ]------------ [ 86.044397][ T5332] kernel BUG at fs/ext4/mballoc.c:4765! [ 86.046607][ T5332] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 86.049157][ T5332] CPU: 0 UID: 0 PID: 5332 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 86.052964][ T5332] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 86.057824][ T5332] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 86.060613][ T5332] Code: e8 64 ee a9 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 a0 b4 42 ff 90 0f 0b e8 98 b4 42 ff 90 0f 0b e8 90 b4 42 ff 90 <0f> 0b e8 88 b4 42 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 86.068935][ T5332] RSP: 0018:ffffc9000d3173e8 EFLAGS: 00010293 [ 86.071678][ T5332] RAX: ffffffff827d9f00 RBX: 00000000ffffffff RCX: ffff888000b42480 [ 86.075195][ T5332] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 86.078736][ T5332] RBP: 1ffff11008636d46 R08: ffff8880431b741b R09: 1ffff11008636e83 [ 86.082263][ T5332] R10: dffffc0000000000 R11: ffffed1008636e84 R12: 0000000000000004 [ 86.085854][ T5332] R13: 0000000000000002 R14: 1ffff11008636e86 R15: ffff8880431b7430 [ 86.089485][ T5332] FS: 00007f72f7ddd6c0(0000) GS:ffff88808d301000(0000) knlGS:0000000000000000 [ 86.093449][ T5332] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.096251][ T5332] CR2: 000055558faae7c8 CR3: 000000001e484000 CR4: 0000000000352ef0 [ 86.099808][ T5332] Call Trace: [ 86.101356][ T5332] [ 86.102609][ T5332] ext4_mb_use_preallocated+0x660/0x13f0 [ 86.105067][ T5332] ext4_mb_new_blocks+0x5b4/0x4720 [ 86.107275][ T5332] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 86.109887][ T5332] ? __kmalloc_noprof+0x432/0x7f0 [ 86.112064][ T5332] ? ext4_find_extent+0x207/0xcc0 [ 86.114194][ T5332] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 86.116399][ T5332] ? ext4_ext_check_overlap+0x32e/0x580 [ 86.118492][ T5332] ? ext4_ext_find_goal+0xf0/0x1e0 [ 86.120809][ T5332] ext4_ext_map_blocks+0x161a/0x6ac0 [ 86.123221][ T5332] ? __lock_acquire+0xab9/0xd20 [ 86.125427][ T5332] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 86.127900][ T5332] ? ext4_es_lookup_extent+0x622/0xa70 [ 86.130364][ T5332] ext4_map_blocks+0x860/0x1740 [ 86.132498][ T5332] ? __pfx_ext4_map_blocks+0x10/0x10 [ 86.134708][ T5332] ? __ext4_journal_start_sb+0x27e/0x5c0 [ 86.137122][ T5332] ext4_alloc_file_blocks+0x42c/0xdb0 [ 86.139403][ T5332] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 86.142015][ T5332] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 86.144438][ T5332] ext4_zero_range+0x39c/0xb90 [ 86.146459][ T5332] ext4_fallocate+0x334/0x3d0 [ 86.148487][ T5332] vfs_fallocate+0x669/0x7e0 [ 86.150513][ T5332] ? __fget_files+0x2a/0x420 [ 86.152556][ T5332] ? __pfx_vfs_fallocate+0x10/0x10 [ 86.154812][ T5332] ? __fget_files+0x3a0/0x420 [ 86.156883][ T5332] ? __fget_files+0x2a/0x420 [ 86.158838][ T5332] __x64_sys_fallocate+0xc0/0x110 [ 86.161008][ T5332] do_syscall_64+0xfa/0xfa0 [ 86.163031][ T5332] ? lockdep_hardirqs_on+0x9c/0x150 [ 86.165259][ T5332] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.167817][ T5332] ? clear_bhb_loop+0x60/0xb0 [ 86.169825][ T5332] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.172228][ T5332] RIP: 0033:0x7f72f6f8eec9 [ 86.174089][ T5332] 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 [ 86.182109][ T5332] RSP: 002b:00007f72f7ddd038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 86.185779][ T5332] RAX: ffffffffffffffda RBX: 00007f72f71e5fa0 RCX: 00007f72f6f8eec9 [ 86.189182][ T5332] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 86.192499][ T5332] RBP: 00007f72f7011f91 R08: 0000000000000000 R09: 0000000000000000 [ 86.195720][ T5332] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 86.199091][ T5332] R13: 00007f72f71e6038 R14: 00007f72f71e5fa0 R15: 00007ffd6f7de808 [ 86.202260][ T5332] [ 86.203518][ T5332] Modules linked in: [ 86.205884][ T5332] ---[ end trace 0000000000000000 ]--- [ 86.207997][ T5332] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 86.210734][ T5332] Code: e8 64 ee a9 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 a0 b4 42 ff 90 0f 0b e8 98 b4 42 ff 90 0f 0b e8 90 b4 42 ff 90 <0f> 0b e8 88 b4 42 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 86.219061][ T5332] RSP: 0018:ffffc9000d3173e8 EFLAGS: 00010293 [ 86.221599][ T5332] RAX: ffffffff827d9f00 RBX: 00000000ffffffff RCX: ffff888000b42480 [ 86.224726][ T5332] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 86.227825][ T5332] RBP: 1ffff11008636d46 R08: ffff8880431b741b R09: 1ffff11008636e83 [ 86.231077][ T5332] R10: dffffc0000000000 R11: ffffed1008636e84 R12: 0000000000000004 [ 86.234213][ T5332] R13: 0000000000000002 R14: 1ffff11008636e86 R15: ffff8880431b7430 [ 86.237627][ T5332] FS: 00007f72f7ddd6c0(0000) GS:ffff88808d301000(0000) knlGS:0000000000000000 [ 86.241541][ T5332] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.244253][ T5332] CR2: 000055558faae7c8 CR3: 000000001e484000 CR4: 0000000000352ef0 [ 86.247637][ T5332] Kernel panic - not syncing: Fatal exception [ 86.250608][ T5332] Kernel Offset: disabled [ 86.252506][ T5332] Rebooting in 86400 seconds..