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 = socket$can_j1939(0x1d, 0x2, 0x7) r2 = socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000000)={'vcan0\x00', 0x0}) r4 = syz_open_dev$dri(&(0x7f0000000100), 0x0, 0x0) ioctl$DRM_IOCTL_SET_VERSION(r4, 0xc0106407, &(0x7f0000000000)={0x1, 0x1}) ioctl$DRM_IOCTL_GET_UNIQUE(r4, 0xc0106401, &(0x7f0000000080)={0x0, 0x0}) connect$can_j1939(r1, &(0x7f0000000100)={0x1d, r3, 0x0, {0x2, 0xf0}}, 0x18) r5 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) r6 = syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) ioctl$MON_IOCX_MFETCH(r6, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) sendfile(r5, r5, 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) socket$can_j1939(0x1d, 0x2, 0x7) (async) socket$nl_route(0x10, 0x3, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000000)={'vcan0\x00'}) (async) syz_open_dev$dri(&(0x7f0000000100), 0x0, 0x0) (async) ioctl$DRM_IOCTL_SET_VERSION(r4, 0xc0106407, &(0x7f0000000000)={0x1, 0x1}) (async) ioctl$DRM_IOCTL_GET_UNIQUE(r4, 0xc0106401, &(0x7f0000000080)={0x0, 0x0}) (async) connect$can_j1939(r1, &(0x7f0000000100)={0x1d, r3, 0x0, {0x2, 0xf0}}, 0x18) (async) open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x44) (async) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file2\x00', 0x84a42, 0x99) (async) syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0) (async) syz_open_dev$usbfs(&(0x7f0000000200), 0x200000079, 0x0) (async) ioctl$MON_IOCX_MFETCH(r6, 0xc0109207, &(0x7f00000002c0)={0x0, 0x0, 0x2}) (async) sendfile(r5, r5, 0x0, 0x800000009) (async) [ 75.704445][ T5298] Bluetooth: hci0: command tx timeout [ 75.775854][ T5319] loop0: detected capacity change from 0 to 1024 [ 75.785674][ T5319] ======================================================= [ 75.785674][ T5319] WARNING: The mand mount option has been deprecated and [ 75.785674][ T5319] and is ignored by this kernel. Remove the mand [ 75.785674][ T5319] option from the mount to silence this warning. [ 75.785674][ T5319] ======================================================= [ 75.840867][ T5319] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 75.853158][ T5319] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4193: comm syz.0.0: Allocating blocks 385-513 which overlap fs metadata [ 75.863309][ T25] audit: type=1800 audit(1761011504.193:2): pid=5319 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 [ 75.877084][ T25] audit: type=1800 audit(1761011504.203:3): pid=5319 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 [ 75.911819][ T5319] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4193: comm syz.0.0: Allocating blocks 1-17 which overlap fs metadata [ 75.921476][ T5320] ------------[ cut here ]------------ [ 75.923934][ T5320] kernel BUG at fs/ext4/mballoc.c:4765! [ 75.926310][ T5320] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 75.929088][ T5320] CPU: 0 UID: 0 PID: 5320 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 75.933521][ T5320] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 75.938773][ T5320] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 75.941557][ T5320] Code: e8 b4 eb a9 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 00 ad 42 ff 90 0f 0b e8 f8 ac 42 ff 90 0f 0b e8 f0 ac 42 ff 90 <0f> 0b e8 e8 ac 42 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 75.949779][ T5320] RSP: 0018:ffffc9000d1673e8 EFLAGS: 00010293 [ 75.952581][ T5320] RAX: ffffffff827da6a0 RBX: 00000000ffffffff RCX: ffff8880335f4900 [ 75.956021][ T5320] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 75.959580][ T5320] RBP: 1ffff110085f4746 R08: ffff888042fa4333 R09: 1ffff110085f4866 [ 75.963070][ T5320] R10: dffffc0000000000 R11: ffffed10085f4867 R12: 0000000000000004 [ 75.966836][ T5320] R13: 0000000000000002 R14: 1ffff110085f4869 R15: ffff888042fa4348 [ 75.970285][ T5320] FS: 00007fed994b66c0(0000) GS:ffff88808d2fb000(0000) knlGS:0000000000000000 [ 75.974357][ T5320] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.977226][ T5320] CR2: 00007fed994b5fc8 CR3: 000000001f6df000 CR4: 0000000000352ef0 [ 75.980706][ T5320] Call Trace: [ 75.982261][ T5320] [ 75.983659][ T5320] ext4_mb_use_preallocated+0x660/0x13f0 [ 75.986158][ T5320] ext4_mb_new_blocks+0x5b4/0x4720 [ 75.988350][ T5320] ? __pfx_ext4_es_cache_extent+0x10/0x10 [ 75.990893][ T5320] ? __kmalloc_noprof+0x432/0x7f0 [ 75.993126][ T5320] ? ext4_find_extent+0x207/0xcc0 [ 75.995283][ T5320] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 75.997635][ T5320] ? ext4_ext_check_overlap+0x32e/0x580 [ 75.999878][ T5320] ? ext4_ext_find_goal+0xf0/0x1e0 [ 76.002121][ T5320] ext4_ext_map_blocks+0x161a/0x6ac0 [ 76.004484][ T5320] ? __lock_acquire+0xab9/0xd20 [ 76.006649][ T5320] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 76.009303][ T5320] ? ext4_es_lookup_extent+0x622/0xa70 [ 76.011819][ T5320] ext4_map_blocks+0x860/0x1740 [ 76.013882][ T5320] ? __pfx_ext4_map_blocks+0x10/0x10 [ 76.015987][ T5320] ? __ext4_journal_start_sb+0x27e/0x5c0 [ 76.018394][ T5320] ext4_alloc_file_blocks+0x42c/0xdb0 [ 76.020668][ T5320] ? __pfx_ext4_alloc_file_blocks+0x10/0x10 [ 76.023090][ T5320] ? __pfx_ext4_wait_dax_page+0x10/0x10 [ 76.025415][ T5320] ext4_zero_range+0x39c/0xb90 [ 76.027406][ T5320] ext4_fallocate+0x334/0x3d0 [ 76.029627][ T5320] vfs_fallocate+0x669/0x7e0 [ 76.031746][ T5320] ? __fget_files+0x2a/0x420 [ 76.033868][ T5320] ? __pfx_vfs_fallocate+0x10/0x10 [ 76.036136][ T5320] ? __fget_files+0x3a0/0x420 [ 76.038271][ T5320] ? __fget_files+0x2a/0x420 [ 76.040402][ T5320] __x64_sys_fallocate+0xc0/0x110 [ 76.042687][ T5320] do_syscall_64+0xfa/0xfa0 [ 76.044769][ T5320] ? lockdep_hardirqs_on+0x9c/0x150 [ 76.047103][ T5320] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.049921][ T5320] ? clear_bhb_loop+0x60/0xb0 [ 76.052054][ T5320] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.054539][ T5320] RIP: 0033:0x7fed9858efc9 [ 76.056419][ T5320] 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 [ 76.064191][ T5320] RSP: 002b:00007fed994b6038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 76.067610][ T5320] RAX: ffffffffffffffda RBX: 00007fed987e6090 RCX: 00007fed9858efc9 [ 76.071089][ T5320] RDX: 0000000000000fff RSI: 0000000000000011 RDI: 0000000000000004 [ 76.074257][ T5320] RBP: 00007fed98611f91 R08: 0000000000000000 R09: 0000000000000000 [ 76.077461][ T5320] R10: 0000000008800000 R11: 0000000000000246 R12: 0000000000000000 [ 76.080657][ T5320] R13: 00007fed987e6128 R14: 00007fed987e6090 R15: 00007ffc2c079938 [ 76.083972][ T5320] [ 76.085391][ T5320] Modules linked in: [ 76.088054][ T5320] ---[ end trace 0000000000000000 ]--- [ 76.090453][ T5320] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720 [ 76.093180][ T5320] Code: e8 b4 eb a9 ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 00 ad 42 ff 90 0f 0b e8 f8 ac 42 ff 90 0f 0b e8 f0 ac 42 ff 90 <0f> 0b e8 e8 ac 42 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 [ 76.102015][ T5320] RSP: 0018:ffffc9000d1673e8 EFLAGS: 00010293 [ 76.104781][ T5320] RAX: ffffffff827da6a0 RBX: 00000000ffffffff RCX: ffff8880335f4900 [ 76.108573][ T5320] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 76.112144][ T5320] RBP: 1ffff110085f4746 R08: ffff888042fa4333 R09: 1ffff110085f4866 [ 76.115642][ T5320] R10: dffffc0000000000 R11: ffffed10085f4867 R12: 0000000000000004 [ 76.119286][ T5320] R13: 0000000000000002 R14: 1ffff110085f4869 R15: ffff888042fa4348 [ 76.122830][ T5320] FS: 00007fed994b66c0(0000) GS:ffff88808d2fb000(0000) knlGS:0000000000000000 [ 76.126817][ T5320] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.129843][ T5320] CR2: 00007fed994b5fc8 CR3: 000000001f6df000 CR4: 0000000000352ef0 [ 76.133169][ T5320] Kernel panic - not syncing: Fatal exception [ 76.135864][ T5320] Kernel Offset: disabled [ 76.137858][ T5320] Rebooting in 86400 seconds..