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) acct(&(0x7f00000000c0)='./file2\x00') r1 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) ioctl$SIOCSIFHWADDR(r0, 0x8924, &(0x7f0000000000)={'batadv0\x00', @multicast}) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) r2 = syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x80000) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000400), 0xffffffffffffffff) recvmmsg(r3, &(0x7f0000008f80)=[{{0x0, 0x0, &(0x7f0000000c40)=[{&(0x7f0000001580)=""/4096, 0x1068}, {&(0x7f0000000540)=""/74, 0x4a}], 0x2}}], 0x1, 0x0, 0x0) sendmsg$ETHTOOL_MSG_STRSET_GET(r3, &(0x7f0000000780)={0x0, 0xfffffffffffffe55, &(0x7f0000000740)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r4, @ANYBLOB="030704707900000000000100040004000180"], 0x18}}, 0x0) sendfile(r1, r1, 0x0, 0x800000009) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x553, &(0x7f0000001080)="$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") (async) open(&(0x7f0000000200)='./file1\x00', 0x4401, 0xb5) (async) fallocate(r0, 0x11, 0xfff, 0x8800000) (async) truncate(&(0x7f0000000900)='./file1\x00', 0xbf39) (async) acct(&(0x7f00000000c0)='./file2\x00') (async) open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) (async) ioctl$SIOCSIFHWADDR(r0, 0x8924, &(0x7f0000000000)={'batadv0\x00', @multicast}) (async) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) (async) syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) (async) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x80000) (async) ioctl$MON_IOCX_MFETCH(r2, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ethtool(&(0x7f0000000400), 0xffffffffffffffff) (async) recvmmsg(r3, &(0x7f0000008f80)=[{{0x0, 0x0, &(0x7f0000000c40)=[{&(0x7f0000001580)=""/4096, 0x1068}, {&(0x7f0000000540)=""/74, 0x4a}], 0x2}}], 0x1, 0x0, 0x0) (async) sendmsg$ETHTOOL_MSG_STRSET_GET(r3, &(0x7f0000000780)={0x0, 0xfffffffffffffe55, &(0x7f0000000740)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000", @ANYRES16=r4, @ANYBLOB="030704707900000000000100040004000180"], 0x18}}, 0x0) (async) sendfile(r1, r1, 0x0, 0x800000009) (async) [ 74.796872][ T5316] Bluetooth: hci0: command tx timeout [ 74.862694][ T5335] loop0: detected capacity change from 0 to 1024 [ 74.885582][ T5335] ======================================================= [ 74.885582][ T5335] WARNING: The mand mount option has been deprecated and [ 74.885582][ T5335] and is ignored by this kernel. Remove the mand [ 74.885582][ T5335] option from the mount to silence this warning. [ 74.885582][ T5335] ======================================================= [ 74.955227][ T5335] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 74.982238][ T5335] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4113: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 74.998295][ T26] audit: type=1800 audit(1751674772.620:2): pid=5335 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 [ 75.011579][ T26] audit: type=1800 audit(1751674772.640:3): pid=5335 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 [ 75.121285][ T5335] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4113: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 75.130202][ T5336] ------------[ cut here ]------------ [ 75.132632][ T5336] kernel BUG at fs/ext4/mballoc.c:4685! [ 75.135206][ T5336] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 75.137861][ T5336] CPU: 0 UID: 0 PID: 5336 Comm: syz.0.0 Not tainted 6.16.0-rc4-syzkaller-00286-gc435a4f487e8 #0 PREEMPT(full) [ 75.142703][ T5336] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 75.147286][ T5336] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 75.150008][ T5336] Code: e8 e4 5d ab ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 30 db 47 ff 90 0f 0b e8 28 db 47 ff 90 0f 0b e8 20 db 47 ff 90 <0f> 0b e8 18 db 47 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 75.157983][ T5336] RSP: 0018:ffffc9000f6df3c8 EFLAGS: 00010293 [ 75.160592][ T5336] RAX: ffffffff82788380 RBX: 00000000ffffffff RCX: ffff88800037c880 [ 75.163864][ T5336] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 75.167322][ T5336] RBP: 1ffff11008852330 R08: ffff8880442925eb R09: 1ffff110088524bd [ 75.170660][ T5336] R10: dffffc0000000000 R11: ffffed10088524be R12: 0000000000000004 [ 75.174010][ T5336] R13: 0000000000000002 R14: 1ffff110088524c0 R15: ffff888044292600 [ 75.177451][ T5336] FS: 00007f02375d46c0(0000) GS:ffff88808d21c000(0000) knlGS:0000000000000000 [ 75.181132][ T5336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.183890][ T5336] CR2: 0000200000002000 CR3: 00000000436a2000 CR4: 0000000000352ef0 [ 75.187207][ T5336] Call Trace: [ 75.188685][ T5336] [ 75.189974][ T5336] ext4_mb_use_preallocated+0x660/0x13f0 [ 75.192484][ T5336] ext4_mb_new_blocks+0x5b4/0x46a0 [ 75.194716][ T5336] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 75.197094][ T5336] ? trace_kmalloc+0x1f/0xd0 [ 75.199027][ T5336] ? __kmalloc_noprof+0x29b/0x4f0 [ 75.201349][ T5336] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 75.203664][ T5336] ? ext4_ext_check_overlap+0x32e/0x580 [ 75.206040][ T5336] ? ext4_ext_find_goal+0xf0/0x1e0 [ 75.208320][ T5336] ext4_ext_map_blocks+0x161a/0x6ac0 [ 75.210733][ T5336] ? __pfx___might_resched+0x10/0x10 [ 75.213420][ T5336] ? __lock_acquire+0xab9/0xd20 [ 75.215885][ T5336] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 75.218365][ T5336] ? ext4_es_lookup_extent+0x622/0xa70 [ 75.220695][ T5336] ext4_map_blocks+0x931/0x18d0 [ 75.222717][ T5336] ? __pfx_ext4_map_blocks+0x10/0x10 [ 75.225017][ T5336] ? __ext4_journal_start_sb+0x27e/0x5c0 [ 75.227384][ T5336] ext4_alloc_file_blocks+0x3b8/0xc60 [ 75.229619][ T5336] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 75.232051][ T5336] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 75.234392][ T5336] ext4_zero_range+0x39b/0xb90 [ 75.236320][ T5336] ext4_fallocate+0x74c/0xcd0 [ 75.238301][ T5336] vfs_fallocate+0x6a0/0x830 [ 75.240261][ T5336] ? __fget_files+0x2a/0x420 [ 75.242282][ T5336] ? __pfx_vfs_fallocate+0x10/0x10 [ 75.244417][ T5336] ? __fget_files+0x2a/0x420 [ 75.246374][ T5336] __x64_sys_fallocate+0xc0/0x110 [ 75.248591][ T5336] do_syscall_64+0xfa/0x3b0 [ 75.250728][ T5336] ? lockdep_hardirqs_on+0x9c/0x150 [ 75.252619][ T5336] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.255093][ T5336] ? clear_bhb_loop+0x60/0xb0 [ 75.257057][ T5336] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.259565][ T5336] RIP: 0033:0x7f023b18e929 [ 75.261534][ T5336] 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 [ 75.269903][ T5336] RSP: 002b:00007f02375d4038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 75.273649][ T5336] RAX: ffffffffffffffda RBX: 00007f023b3b6080 RCX: 00007f023b18e929 [ 75.277014][ T5336] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 75.280504][ T5336] RBP: 00007f023b210b39 R08: 0000000000000000 R09: 0000000000000000 [ 75.284114][ T5336] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 75.287718][ T5336] R13: 0000000000000000 R14: 00007f023b3b6080 R15: 00007ffec54c1248 [ 75.291218][ T5336] [ 75.292570][ T5336] Modules linked in: [ 75.294461][ T5336] ---[ end trace 0000000000000000 ]--- [ 75.296677][ T5336] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 75.299008][ T5336] Code: e8 e4 5d ab ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 30 db 47 ff 90 0f 0b e8 28 db 47 ff 90 0f 0b e8 20 db 47 ff 90 <0f> 0b e8 18 db 47 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 75.307004][ T5336] RSP: 0018:ffffc9000f6df3c8 EFLAGS: 00010293 [ 75.309704][ T5336] RAX: ffffffff82788380 RBX: 00000000ffffffff RCX: ffff88800037c880 [ 75.313342][ T5336] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 75.316775][ T5336] RBP: 1ffff11008852330 R08: ffff8880442925eb R09: 1ffff110088524bd [ 75.320073][ T5336] R10: dffffc0000000000 R11: ffffed10088524be R12: 0000000000000004 [ 75.323620][ T5336] R13: 0000000000000002 R14: 1ffff110088524c0 R15: ffff888044292600 [ 75.327007][ T5336] FS: 00007f02375d46c0(0000) GS:ffff88808d21c000(0000) knlGS:0000000000000000 [ 75.330908][ T5336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.333831][ T5336] CR2: 0000200000002000 CR3: 00000000436a2000 CR4: 0000000000352ef0 [ 75.337130][ T5336] Kernel panic - not syncing: Fatal exception [ 75.340050][ T5336] Kernel Offset: disabled [ 75.341950][ T5336] Rebooting in 86400 seconds..