filemap_fdatawrite_wbc mm/filemap.c:386 [inline] __filemap_fdatawrite_range mm/filemap.c:419 [inline] file_write_and_wait_range+0x2cf/0x3e0 mm/filemap.c:794 generic_buffers_fsync_noflush+0x71/0x180 fs/buffer.c:600 ext4_fsync_nojournal fs/ext4/fsync.c:88 [inline] ext4_sync_file+0x361/0xc30 fs/ext4/fsync.c:147 vfs_fsync_range fs/sync.c:187 [inline] vfs_fsync fs/sync.c:201 [inline] do_fsync fs/sync.c:212 [inline] __do_sys_fdatasync fs/sync.c:222 [inline] __se_sys_fdatasync fs/sync.c:220 [inline] __x64_sys_fdatasync+0xb6/0x110 fs/sync.c:220 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff4d8f8e169 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 RSP: 002b:00007ff4d9d1c038 EFLAGS: 00000246 ORIG_RAX: 000000000000004b RAX: ffffffffffffffda RBX: 00007ff4d91b5fa0 RCX: 00007ff4d8f8e169 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006 RBP: 00007ff4d9010a68 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007ff4d91b5fa0 R15: 00007ffe7a385ae8 </TASK> getblk(): invalid block size 1024 requested logical block size: 32768 CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted 6.15.0-rc2-syzkaller-00042-g1a1d569a75f3 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: <TASK> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 __getblk_slow fs/buffer.c:1120 [inline] bdev_getblk+0x59c/0x670 fs/buffer.c:1431 __getblk include/linux/buffer_head.h:379 [inline] sb_getblk include/linux/buffer_head.h:385 [inline] __ext4_get_inode_loc+0x573/0x1030 fs/ext4/inode.c:4455 ext4_get_inode_loc fs/ext4/inode.c:4583 [inline] ext4_reserve_inode_write+0x1d1/0x3b0 fs/ext4/inode.c:5889 __ext4_mark_inode_dirty+0x1ee/0x880 fs/ext4/inode.c:6066 ext4_dirty_inode+0xce/0x110 fs/ext4/inode.c:6103 __mark_inode_dirty+0x2ee/0xe90 fs/fs-writeback.c:2527 mark_inode_dirty_sync include/linux/fs.h:2550 [inline] dquot_alloc_space_nofail include/linux/quotaops.h:305 [inline] dquot_alloc_block_nofail include/linux/quotaops.h:331 [inline] ext4_new_meta_blocks+0x35b/0x510 fs/ext4/balloc.c:758 ext4_alloc_branch fs/ext4/indirect.c:342 [inline] ext4_ind_map_blocks+0x11a1/0x2a40 fs/ext4/indirect.c:635 ext4_map_create_blocks fs/ext4/inode.c:522 [inline] ext4_map_blocks+0x8b5/0x1920 fs/ext4/inode.c:706 mpage_map_one_extent fs/ext4/inode.c:2224 [inline] mpage_map_and_submit_extent fs/ext4/inode.c:2277 [inline] ext4_do_writepages+0x1612/0x3e50 fs/ext4/inode.c:2739 ext4_writepages+0x26f/0x450 fs/ext4/inode.c:2829 do_writepages+0x364/0x890 mm/page-writeback.c:2656 filemap_fdatawrite_wbc mm/filemap.c:386 [inline] __filemap_fdatawrite_range mm/filemap.c:419 [inline] file_write_and_wait_range+0x2cf/0x3e0 mm/filemap.c:794 generic_buffers_fsync_noflush+0x71/0x180 fs/buffer.c:600 ext4_fsync_nojournal fs/ext4/fsync.c:88 [inline] ext4_sync_file+0x361/0xc30 fs/ext4/fsync.c:147 vfs_fsync_range fs/sync.c:187 [inline] vfs_fsync fs/sync.c:201 [inline] do_fsync fs/sync.c:212 [inline] __do_sys_fdatasync fs/sync.c:222 [inline] __se_sys_fdatasync fs/sync.c:220 [inline] __x64_sys_fdatasync+0xb6/0x110 fs/sync.c:220 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff4d8f8e169 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 RSP: 002b:00007ff4d9d1c038 EFLAGS: 00000246 ORIG_RAX: 000000000000004b RAX: ffffffffffffffda RBX: 00007ff4d91b5fa0 RCX: 00007ff4d8f8e169 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006 RBP: 00007ff4d9010a68 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007ff4d91b5fa0 R15: 00007ffe7a385ae8 </TASK> ------------[ cut here ]------------ kernel BUG at fs/ext4/mballoc.c:4685! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted 6.15.0-rc2-syzkaller-00042-g1a1d569a75f3 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:ext4_mb_use_inode_pa+0x690/0x700 fs/ext4/mballoc.c:4685 Code: 00 6e f0 8e 4c 89 e6 48 89 ea e8 cb 7e b7 02 e9 be fc ff ff e8 c1 f6 39 ff 90 0f 0b e8 b9 f6 39 ff 90 0f 0b e8 b1 f6 39 ff 90 <0f> 0b e8 a9 f6 39 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 RSP: 0018:ffffc9000d4b6c88 EFLAGS: 00010246 RAX: ffffffff82895e7f RBX: 00000000ffffffd8 RCX: 0000000000100000 RDX: ffffc9000e1a2000 RSI: 00000000000fffff RDI: 0000000000100000 RBP: 0000000000000000 R08: ffffffff82895b7f R09: 1ffff1100888dcbd R10: dffffc0000000000 R11: ffffed100888dcbe R12: ffff88804446e600 R13: 1ffff1100888db30 R14: 0000000000000034 R15: 1ffff1100888dcc0 FS: 00007ff4d9d1c6c0(0000) GS:ffff88808c593000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000563bb47af0a8 CR3: 000000004148e000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> ext4_mb_use_preallocated+0x680/0x1420 fs/ext4/mballoc.c:4902 ext4_mb_new_blocks+0x6f1/0x4e10 fs/ext4/mballoc.c:6206 ext4_alloc_branch fs/ext4/indirect.c:340 [inline] ext4_ind_map_blocks+0x10d6/0x2a40 fs/ext4/indirect.c:635 ext4_map_create_blocks fs/ext4/inode.c:522 [inline] ext4_map_blocks+0x8b5/0x1920 fs/ext4/inode.c:706 mpage_map_one_extent fs/ext4/inode.c:2224 [inline] mpage_map_and_submit_extent fs/ext4/inode.c:2277 [inline] ext4_do_writepages+0x1612/0x3e50 fs/ext4/inode.c:2739 ext4_writepages+0x26f/0x450 fs/ext4/inode.c:2829 do_writepages+0x364/0x890 mm/page-writeback.c:2656 filemap_fdatawrite_wbc mm/filemap.c:386 [inline] __filemap_fdatawrite_range mm/filemap.c:419 [inline] file_write_and_wait_range+0x2cf/0x3e0 mm/filemap.c:794 generic_buffers_fsync_noflush+0x71/0x180 fs/buffer.c:600 ext4_fsync_nojournal fs/ext4/fsync.c:88 [inline] ext4_sync_file+0x361/0xc30 fs/ext4/fsync.c:147 vfs_fsync_range fs/sync.c:187 [inline] vfs_fsync fs/sync.c:201 [inline] do_fsync fs/sync.c:212 [inline] __do_sys_fdatasync fs/sync.c:222 [inline] __se_sys_fdatasync fs/sync.c:220 [inline] __x64_sys_fdatasync+0xb6/0x110 fs/sync.c:220 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff4d8f8e169 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