program: r0 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$inet_int(r0, 0x11e, 0x1, &(0x7f0000000080)=0x5, 0x4) syz_mount_image$ext4(&(0x7f00000003c0)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x10, &(0x7f0000000140)={[{@norecovery}]}, 0xed, 0x474, &(0x7f0000000b80)="$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") open(&(0x7f0000000100)='./bus\x00', 0x14927e, 0x1) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f00000003c0)='./bus\x00', 0x0, 0x5000, 0x0) r1 = open(&(0x7f0000000000)='./bus\x00', 0x8000, 0xa0) r2 = open(&(0x7f00000000c0)='./bus\x00', 0x400, 0x40) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f00000001c0)={0x0, 0x18, 0xfa00, {0x4, &(0x7f0000000180), 0x2, 0x9}}, 0x20) ioctl$LOOP_SET_STATUS64(r1, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x8005, 0x0, 0x0, 0x14, 0xd, "ef359f413bb9386ff7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e7376b7a5ff537ed73ac58818d78c660e677df8dc905b90242b7c528a076d2f6a00400", "036c5bc6780820d1cbf7966d61fdcf335263bd9b0abdc2542ded71038259ca171ce1a311ef545032d71e14ef3dc177e9b48b001d00", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x8]}) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101842, 0x11) pwritev2(r3, &(0x7f0000000cc0)=[{&(0x7f0000000240)=';', 0xffffffbc}], 0x1, 0xfff, 0xc, 0x4) [ 69.231673][ T4652] Bluetooth: hci0: command tx timeout [ 69.304254][ T5326] loop0: detected capacity change from 0 to 512 [ 69.314945][ T5326] EXT4-fs (loop0): invalid journal inode [ 69.321362][ T5326] EXT4-fs (loop0): can't get journal size [ 69.337138][ T5326] EXT4-fs (loop0): 1 truncate cleaned up [ 69.349929][ T5326] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 69.390718][ T5326] loop0: detected capacity change from 512 to 64 [ 69.408422][ T5326] syz.0.0: attempt to access beyond end of device [ 69.408422][ T5326] loop0: rw=2049, sector=72, nr_sectors = 2 limit=64 [ 69.421359][ T5326] EXT4-fs warning (device loop0): ext4_end_bio:372: I/O error 10 writing to inode 15 starting block 36) [ 69.428406][ T5326] Buffer I/O error on device loop0, logical block 36 [ 69.433246][ T5326] syz.0.0: attempt to access beyond end of device [ 69.433246][ T5326] loop0: rw=2049, sector=78, nr_sectors = 2 limit=64 [ 69.439437][ T5326] EXT4-fs warning (device loop0): ext4_end_bio:372: I/O error 10 writing to inode 15 starting block 39) [ 69.446862][ T5326] Buffer I/O error on device loop0, logical block 39 [ 69.452375][ T5326] syz.0.0: attempt to access beyond end of device [ 69.452375][ T5326] loop0: rw=2049, sector=80, nr_sectors = 16 limit=64 [ 69.463031][ T37] EXT4-fs error (device loop0): ext4_do_update_inode:5690: inode #15: comm kworker/u4:3: corrupted inode contents [ 69.474068][ T5326] EXT4-fs warning (device loop0): ext4_end_bio:372: I/O error 10 writing to inode 15 starting block 40) [ 69.478951][ T37] EXT4-fs error (device loop0): ext4_dirty_inode:6587: inode #15: comm kworker/u4:3: mark_inode_dirty error [ 69.485179][ T5326] Buffer I/O error on device loop0, logical block 40 [ 69.487934][ T5326] Buffer I/O error on device loop0, logical block 41 [ 69.490785][ T5326] Buffer I/O error on device loop0, logical block 42 [ 69.493829][ T5326] Buffer I/O error on device loop0, logical block 43 [ 69.497550][ T37] EXT4-fs error (device loop0): ext4_do_update_inode:5690: inode #15: comm kworker/u4:3: corrupted inode contents [ 69.503615][ T37] EXT4-fs error (device loop0): ext4_dirty_inode:6587: inode #15: comm kworker/u4:3: mark_inode_dirty error [ 69.509156][ T5326] Buffer I/O error on device loop0, logical block 44 [ 69.512014][ T5326] Buffer I/O error on device loop0, logical block 45 [ 69.515252][ T5326] Buffer I/O error on device loop0, logical block 46 [ 69.518548][ T5326] Buffer I/O error on device loop0, logical block 47 [ 69.630693][ T5326] EXT4-fs error (device loop0): ext4_do_update_inode:5690: inode #15: comm syz.0.0: corrupted inode contents [ 69.635349][ T5326] EXT4-fs error (device loop0): ext4_dirty_inode:6587: inode #15: comm syz.0.0: mark_inode_dirty error [ 69.639779][ T5326] ------------[ cut here ]------------ [ 69.642342][ T5326] kernel BUG at fs/ext4/mballoc.c:4780! [ 69.644910][ T5326] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 69.647707][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 69.651667][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 69.655719][ T5326] RIP: 0010:ext4_mb_use_inode_pa+0x6bf/0x720 [ 69.658581][ T5326] Code: e8 36 45 a4 ff 48 ba 00 00 00 00 00 fc ff df e9 d7 fa ff ff e8 22 6a 37 ff 90 0f 0b e8 1a 6a 37 ff 90 0f 0b e8 12 6a 37 ff 90 <0f> 0b e8 0a 6a 37 ff 90 0f 0b 48 8b 0c 24 48 83 c1 54 80 e1 07 80 [ 69.666733][ T5326] RSP: 0018:ffffc9000e3ae6a0 EFLAGS: 00010287 [ 69.669494][ T5326] RAX: ffffffff828e9d0e RBX: 00000000ffffffc6 RCX: 0000000000100000 [ 69.673121][ T5326] RDX: ffffc9000ef72000 RSI: 000000000000fdbc RDI: 000000000000fdbd [ 69.676807][ T5326] RBP: 1ffff11008f222b5 R08: ffff888047915efb R09: 1ffff11008f22bdf [ 69.680425][ T5326] R10: dffffc0000000000 R11: ffffed1008f22be0 R12: 0000000000000000 [ 69.684299][ T5326] R13: 0000000000000058 R14: 1ffff11008f22be2 R15: ffff888047915f10 [ 69.687443][ T5326] FS: 00007fe10c2316c0(0000) GS:ffff88808c886000(0000) knlGS:0000000000000000 [ 69.691070][ T5326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.693835][ T5326] CR2: 00007fb734e56000 CR3: 0000000012b88000 CR4: 0000000000352ef0 [ 69.697629][ T5326] Call Trace: [ 69.699313][ T5326] [ 69.700649][ T5326] ext4_mb_use_preallocated+0x638/0x13e0 [ 69.702956][ T5326] ext4_mb_new_blocks+0x5a0/0x4530 [ 69.705105][ T5326] ? do_raw_spin_unlock+0x4d/0x210 [ 69.707399][ T5326] ? _raw_spin_unlock+0x28/0x50 [ 69.709963][ T5326] ? __pfx_ext4_new_meta_blocks+0x10/0x10 [ 69.712664][ T5326] ? __pfx_ext4_mb_new_blocks+0x10/0x10 [ 69.714990][ T5326] ? ext4_block_to_path+0x382/0x700 [ 69.717196][ T5326] ext4_ind_map_blocks+0xe96/0x22a0 [ 69.719383][ T5326] ? stack_trace_save+0xa9/0x100 [ 69.721969][ T5326] ? __pfx_ext4_ind_map_blocks+0x10/0x10 [ 69.725809][ T5326] ? ext4_alloc_io_end_vec+0x2b/0x160 [ 69.729272][ T5326] ? down_write+0x16d/0x200 [ 69.731229][ T5326] ext4_map_create_blocks+0xbb/0x530 [ 69.733674][ T5326] ext4_map_blocks+0x7e4/0x1240 [ 69.735842][ T5326] ? __pfx_ext4_map_blocks+0x10/0x10 [ 69.738484][ T5326] ? __ext4_journal_ensure_credits+0x30/0x450 [ 69.741322][ T5326] ext4_do_writepages+0x19e3/0x47a0 [ 69.743654][ T5326] ? __pfx_ext4_do_writepages+0x10/0x10 [ 69.746007][ T5326] ? rcu_is_watching+0x15/0xb0 [ 69.748324][ T5326] ? trace_irq_enable+0x3b/0x140 [ 69.750914][ T5326] ? trace_irq_enable+0x3b/0x140 [ 69.753266][ T5326] ? debug_object_free+0x29c/0x340 [ 69.755535][ T5326] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 69.758043][ T5326] ? do_raw_spin_lock+0x12b/0x2f0 [ 69.760237][ T5326] ? ext4_writepages+0x205/0x3b0 [ 69.762697][ T5326] ? rcu_is_watching+0x15/0xb0 [ 69.765009][ T5326] ? lock_acquire+0x5f/0x350 [ 69.767022][ T5326] ? preempt_count_add+0x91/0x190 [ 69.769283][ T5326] ext4_writepages+0x241/0x3b0 [ 69.771352][ T5326] ? __pfx_ext4_writepages+0x10/0x10 [ 69.773722][ T5326] ? rcu_is_watching+0x15/0xb0 [ 69.775976][ T5326] ? rcu_is_watching+0x15/0xb0 [ 69.778149][ T5326] ? __pfx_ext4_writepages+0x10/0x10 [ 69.780316][ T5326] do_writepages+0x338/0x560 [ 69.782693][ T5326] ? rcu_is_watching+0x15/0xb0 [ 69.785090][ T5326] ? do_raw_spin_unlock+0x4d/0x210 [ 69.787602][ T5326] file_write_and_wait_range+0x36e/0x440 [ 69.790363][ T5326] ? trace_irq_enable+0x3b/0x140 [ 69.792475][ T5326] ? __pfx_file_write_and_wait_range+0x10/0x10 [ 69.795099][ T5326] ? __folio_put+0x4b3/0x590 [ 69.797196][ T5326] ? __pfx_ext4_write_begin+0x10/0x10 [ 69.799852][ T5326] mmb_fsync_noflush+0x73/0x1d0 [ 69.802229][ T5326] ext4_sync_file+0x41a/0xd00 [ 69.804211][ T5326] ? __pfx_ext4_sync_file+0x10/0x10 [ 69.806434][ T5326] ? __pfx_generic_perform_write+0x10/0x10 [ 69.808913][ T5326] ? sync_lazytime+0x5a/0x4c0 [ 69.811143][ T5326] ext4_buffered_write_iter+0x2c7/0x370 [ 69.813858][ T5326] ext4_file_write_iter+0x947/0x1c70 [ 69.816224][ T5326] ? __pfx_aa_file_perm+0x10/0x10 [ 69.818353][ T5326] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 69.820775][ T5326] ? preempt_schedule_thunk+0x16/0x40 [ 69.823325][ T5326] ? preempt_schedule_common+0x82/0xd0 [ 69.826050][ T5326] do_iter_readv_writev+0x612/0x8c0 [ 69.828516][ T5326] ? __pfx_do_iter_readv_writev+0x10/0x10 [ 69.830903][ T5326] ? preempt_count_add+0x91/0x190 [ 69.833109][ T5326] vfs_writev+0x343/0x990 [ 69.835039][ T5326] ? __pfx_vfs_writev+0x10/0x10 [ 69.837065][ T5326] ? lock_release+0x4b/0x3c0 [ 69.839266][ T5326] ? __fget_files+0x3a2/0x420 [ 69.841319][ T5326] ? __fget_files+0x2a/0x420 [ 69.843300][ T5326] __se_sys_pwritev2+0x177/0x2a0 [ 69.845360][ T5326] ? __pfx___se_sys_pwritev2+0x10/0x10 [ 69.847556][ T5326] ? rcu_is_watching+0x15/0xb0 [ 69.849749][ T5326] ? __x64_sys_pwritev2+0x20/0xc0 [ 69.852108][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 69.854832][ T5326] do_syscall_64+0x174/0x580 [ 69.856989][ T5326] ? trace_irq_disable+0x3b/0x140 [ 69.859165][ T5326] ? clear_bhb_loop+0x40/0x90 [ 69.861087][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 69.863551][ T5326] RIP: 0033:0x7fe10b39ce59 [ 69.865780][ T5326] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 69.873879][ T5326] RSP: 002b:00007fe10c230fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 [ 69.877458][ T5326] RAX: ffffffffffffffda RBX: 00007fe10b615fa0 RCX: 00007fe10b39ce59 [ 69.881029][ T5326] RDX: 0000000000000001 RSI: 0000200000000cc0 RDI: 0000000000000008 [ 69.884141][ T5326] RBP: 00007fe10b432d6f R08: 000000000000000c R09: 0000000000000004 [ 69.887471][ T5326] R10: 0000000000000fff R11: 0000000000000246 R12: 0000000000000000 [ 69.891171][ T5326] R13: 00007fe10b616038 R14: 00007fe10b615fa0 R15: 00007ffc0ae4cbd8 [ 69.894640][ T5326] [ 69.896008][ T5326] Modules linked in: [ 69.901078][ T5326] ---[ end trace 0000000000000000 ]--- [ 69.904413][ T5326] RIP: 0010:ext4_mb_use_inode_pa+0x6bf/0x720 [ 69.907155][ T5326] Code: e8 36 45 a4 ff 48 ba 00 00 00 00 00 fc ff df e9 d7 fa ff ff e8 22 6a 37 ff 90 0f 0b e8 1a 6a 37 ff 90 0f 0b e8 12 6a 37 ff 90 <0f> 0b e8 0a 6a 37 ff 90 0f 0b 48 8b 0c 24 48 83 c1 54 80 e1 07 80 [ 69.914910][ T5326] RSP: 0018:ffffc9000e3ae6a0 EFLAGS: 00010287 [ 69.917684][ T5326] RAX: ffffffff828e9d0e RBX: 00000000ffffffc6 RCX: 0000000000100000 [ 69.921425][ T5326] RDX: ffffc9000ef72000 RSI: 000000000000fdbc RDI: 000000000000fdbd [ 69.924664][ T5326] RBP: 1ffff11008f222b5 R08: ffff888047915efb R09: 1ffff11008f22bdf [ 69.928114][ T5326] R10: dffffc0000000000 R11: ffffed1008f22be0 R12: 0000000000000000 [ 69.932068][ T5326] R13: 0000000000000058 R14: 1ffff11008f22be2 R15: ffff888047915f10 [ 69.935509][ T5326] FS: 00007fe10c2316c0(0000) GS:ffff88808c886000(0000) knlGS:0000000000000000 [ 69.939202][ T5326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.942522][ T5326] CR2: 00007fb734e56000 CR3: 0000000012b88000 CR4: 0000000000352ef0 [ 69.946316][ T5326] Kernel panic - not syncing: Fatal exception [ 69.949187][ T5326] Kernel Offset: disabled [ 69.951088][ T5326] Rebooting in 86400 seconds..