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(&(0x7f0000000000)='./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$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) sendfile(r1, r1, 0x0, 0x800000009) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x553, &(0x7f0000001080)="$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") (async) open(&(0x7f0000000200)='./file1\x00', 0x4401, 0xb5) (async) fallocate(r0, 0x11, 0xfff, 0x8800000) (async) truncate(&(0x7f0000000900)='./file1\x00', 0xbf39) (async) open(&(0x7f0000000000)='./file1\x00', 0x145142, 0x44) (async) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) (async) syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) (async) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) (async) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) (async) sendfile(r1, r1, 0x0, 0x800000009) (async) [ 86.383579][ T5308] Bluetooth: hci0: command tx timeout [ 86.465264][ T5323] loop0: detected capacity change from 0 to 1024 [ 86.489246][ T5323] ======================================================= [ 86.489246][ T5323] WARNING: The mand mount option has been deprecated and [ 86.489246][ T5323] and is ignored by this kernel. Remove the mand [ 86.489246][ T5323] option from the mount to silence this warning. [ 86.489246][ T5323] ======================================================= [ 86.543430][ T5323] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 86.558554][ T10] cfg80211: failed to load regulatory.db [ 86.567070][ T5323] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4115: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 86.575444][ T25] audit: type=1800 audit(1743694290.542:2): pid=5323 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 [ 86.588639][ T25] audit: type=1800 audit(1743694290.552:3): pid=5323 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 [ 86.625663][ T5323] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4115: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 86.634351][ T5324] ------------[ cut here ]------------ [ 86.636720][ T5324] kernel BUG at fs/ext4/mballoc.c:4687! [ 86.638881][ T5324] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 86.641290][ T5324] CPU: 0 UID: 0 PID: 5324 Comm: syz.0.0 Not tainted 6.14.0-syzkaller-12966-ga2cc6ff5ec8f #0 PREEMPT(full) [ 86.645759][ T5324] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 86.650012][ T5324] RIP: 0010:ext4_mb_use_inode_pa+0x690/0x700 [ 86.652571][ T5324] Code: 00 6d f0 8e 4c 89 e6 48 89 ea e8 0b 52 b7 02 e9 be fc ff ff e8 91 0c 3a ff 90 0f 0b e8 89 0c 3a ff 90 0f 0b e8 81 0c 3a ff 90 <0f> 0b e8 79 0c 3a ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 86.660194][ T5324] RSP: 0018:ffffc9000f59f368 EFLAGS: 00010293 [ 86.662488][ T5324] RAX: ffffffff82894aff RBX: 00000000ffffffff RCX: ffff88801d192440 [ 86.665396][ T5324] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 86.668529][ T5324] RBP: 0000000000000004 R08: ffffffff828947ff R09: 1ffff11008a07449 [ 86.671860][ T5324] R10: dffffc0000000000 R11: ffffed1008a0744a R12: ffff88804503a260 [ 86.674875][ T5324] R13: 1ffff110086fff66 R14: 0000000000000002 R15: 1ffff11008a0744c [ 86.678025][ T5324] FS: 00007f55026086c0(0000) GS:ffff88808c599000(0000) knlGS:0000000000000000 [ 86.681427][ T5324] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.683891][ T5324] CR2: 00007f5502607fd8 CR3: 0000000044206000 CR4: 0000000000352ef0 [ 86.686844][ T5324] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.689984][ T5324] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.693023][ T5324] Call Trace: [ 86.694274][ T5324] [ 86.695396][ T5324] ext4_mb_use_preallocated+0x680/0x1420 [ 86.697580][ T5324] ext4_mb_new_blocks+0x6f1/0x4e10 [ 86.699564][ T5324] ? _raw_write_unlock+0x28/0x50 [ 86.701331][ T5324] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 86.703559][ T5324] ? rcu_is_watching+0x15/0xb0 [ 86.705445][ T5324] ? trace_kmalloc+0x1f/0xd0 [ 86.707465][ T5324] ? __kmalloc_noprof+0x2ae/0x4d0 [ 86.709486][ T5324] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 86.711707][ T5324] ? ext4_ext_search_right+0x3b8/0x890 [ 86.713994][ T5324] ? ext4_ext_check_overlap+0x38c/0x5c0 [ 86.716221][ T5324] ? ext4_ext_find_goal+0xf2/0x1e0 [ 86.718229][ T5324] ext4_ext_map_blocks+0x1c09/0x7d80 [ 86.720339][ T5324] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 86.722404][ T5324] ? __lock_acquire+0xad5/0xd80 [ 86.724221][ T5324] ? __pfx_down_write+0x10/0x10 [ 86.726047][ T5324] ? ext4_es_lookup_extent+0x61a/0xa90 [ 86.728084][ T5324] ext4_map_blocks+0x909/0x1a70 [ 86.729949][ T5324] ? __pfx_ext4_map_blocks+0x10/0x10 [ 86.731929][ T5324] ? inode_set_ctime_current+0x744/0xed0 [ 86.734000][ T5324] ? ext4_journal_check_start+0x1d0/0x2a0 [ 86.736240][ T5324] ? __ext4_journal_start_sb+0x290/0x600 [ 86.738308][ T5324] ext4_alloc_file_blocks+0x482/0xed0 [ 86.740523][ T5324] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 86.742933][ T5324] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 86.745168][ T5324] ext4_zero_range+0x3ba/0xb50 [ 86.747019][ T5324] ext4_fallocate+0x6e9/0xcc0 [ 86.749015][ T5324] ? __pfx_ext4_fallocate+0x10/0x10 [ 86.751113][ T5324] vfs_fallocate+0x627/0x7a0 [ 86.753080][ T5324] ? __pfx_vfs_fallocate+0x10/0x10 [ 86.755047][ T5324] __x64_sys_fallocate+0xbc/0x110 [ 86.756993][ T5324] do_syscall_64+0xf3/0x230 [ 86.758792][ T5324] ? clear_bhb_loop+0x45/0xa0 [ 86.760530][ T5324] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.762821][ T5324] RIP: 0033:0x7f550178d169 [ 86.764609][ T5324] 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 [ 86.771882][ T5324] RSP: 002b:00007f5502608038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 86.775086][ T5324] RAX: ffffffffffffffda RBX: 00007f55019a6080 RCX: 00007f550178d169 [ 86.778059][ T5324] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 86.781088][ T5324] RBP: 00007f550180e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 86.784241][ T5324] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 86.787276][ T5324] R13: 0000000000000000 R14: 00007f55019a6080 R15: 00007ffdbda408c8 [ 86.790300][ T5324] [ 86.791491][ T5324] Modules linked in: [ 86.794059][ T5324] ---[ end trace 0000000000000000 ]--- [ 86.796285][ T5324] RIP: 0010:ext4_mb_use_inode_pa+0x690/0x700 [ 86.798649][ T5324] Code: 00 6d f0 8e 4c 89 e6 48 89 ea e8 0b 52 b7 02 e9 be fc ff ff e8 91 0c 3a ff 90 0f 0b e8 89 0c 3a ff 90 0f 0b e8 81 0c 3a ff 90 <0f> 0b e8 79 0c 3a ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 86.806539][ T5324] RSP: 0018:ffffc9000f59f368 EFLAGS: 00010293 [ 86.809067][ T5324] RAX: ffffffff82894aff RBX: 00000000ffffffff RCX: ffff88801d192440 [ 86.812347][ T5324] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 86.815581][ T5324] RBP: 0000000000000004 R08: ffffffff828947ff R09: 1ffff11008a07449 [ 86.818744][ T5324] R10: dffffc0000000000 R11: ffffed1008a0744a R12: ffff88804503a260 [ 86.821862][ T5324] R13: 1ffff110086fff66 R14: 0000000000000002 R15: 1ffff11008a0744c [ 86.825243][ T5324] FS: 00007f55026086c0(0000) GS:ffff88808c599000(0000) knlGS:0000000000000000 [ 86.828729][ T5324] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.831210][ T5324] CR2: 00007f5502607fd8 CR3: 0000000044206000 CR4: 0000000000352ef0 [ 86.834175][ T5324] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.837137][ T5324] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.840068][ T5324] Kernel panic - not syncing: Fatal exception [ 86.842521][ T5324] Kernel Offset: disabled [ 86.844144][ T5324] Rebooting in 86400 seconds..