EXT4-fs (loop5): Remounting filesystem read-only
EXT4-fs error (device loop5): ext4_dirty_inode:6012: inode #16: comm syz-executor.5: mark_inode_dirty error
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kernel BUG at fs/ext4/ext4.h:3355!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 9835 Comm: syz-executor.5 Not tainted 5.15.106-syzkaller-00249-g19c0ed55a470 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3355 [inline]
RIP: 0010:ext4_mb_find_by_goal+0xdf4/0xe30 fs/ext4/mballoc.c:2206
Code: c6 ff e9 b5 fb ff ff e8 6a 0a 85 ff 49 bc 00 00 00 00 00 fc ff df e9 6f f7 ff ff e8 56 0a 85 ff e9 51 f7 ff ff e8 4c 0a 85 ff <0f> 0b e8 55 03 d0 02 e8 40 0a 85 ff 0f 0b e8 39 0a 85 ff 0f 0b e8
RSP: 0018:ffffc9000916ed00 EFLAGS: 00010287
RAX: ffffffff81eae174 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc9000503b000 RSI: 0000000000010258 RDI: 0000000000010259
RBP: ffffc9000916ee10 R08: ffffffff81ead4ab R09: ffffed103219f0c6
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11022100279
R13: 0000000000000001 R14: 1ffff9200122ddb0 R15: ffff8881108013c8
FS:  00007f0b12ba3700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c00321d000 CR3: 0000000191948000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_mb_regular_allocator+0x247/0x3810 fs/ext4/mballoc.c:2658
 ext4_mb_new_blocks+0xe3c/0x43f0 fs/ext4/mballoc.c:5623
 ext4_ext_map_blocks+0x1a0d/0x7250 fs/ext4/extents.c:4287
 ext4_map_blocks+0xaa7/0x1e30 fs/ext4/inode.c:646
 ext4_alloc_file_blocks+0x3d5/0xcd0 fs/ext4/extents.c:4474
 ext4_fallocate+0xbe7/0x1f90 fs/ext4/extents.c:4763
 vfs_fallocate+0x492/0x570 fs/open.c:309
 do_vfs_ioctl+0x2238/0x2a80 fs/ioctl.c:853
 __do_sys_ioctl fs/ioctl.c:872 [inline]
 __se_sys_ioctl+0x99/0x190 fs/ioctl.c:860
 __x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f0b13e30169
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f0b12ba3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f0b13f4ff80 RCX: 00007f0b13e30169
RDX: 0000000020000080 RSI: 0000000040305828 RDI: 0000000000000004
RBP: 00007f0b13e8bca1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc6baa7d1f R14: 00007f0b12ba3300 R15: 0000000000022000
 </TASK>
Modules linked in:
---[ end trace b6a5358d7d491860 ]---
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3355 [inline]
RIP: 0010:ext4_mb_find_by_goal+0xdf4/0xe30 fs/ext4/mballoc.c:2206
Code: c6 ff e9 b5 fb ff ff e8 6a 0a 85 ff 49 bc 00 00 00 00 00 fc ff df e9 6f f7 ff ff e8 56 0a 85 ff e9 51 f7 ff ff e8 4c 0a 85 ff <0f> 0b e8 55 03 d0 02 e8 40 0a 85 ff 0f 0b e8 39 0a 85 ff 0f 0b e8
RSP: 0018:ffffc9000916ed00 EFLAGS: 00010287

RAX: ffffffff81eae174 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc9000503b000 RSI: 0000000000010258 RDI: 0000000000010259
RBP: ffffc9000916ee10 R08: ffffffff81ead4ab R09: ffffed103219f0c6
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11022100279
R13: 0000000000000001 R14: 1ffff9200122ddb0 R15: ffff8881108013c8
FS:  00007f0b12ba3700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f44f1cd2218 CR3: 0000000191948000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400