EXT4-fs error (device loop5): __ext4_ext_dirty:183: inode #19: 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: 0 PID: 20738 Comm: syz-executor.5 Not tainted 5.15.94-syzkaller-03204-g5448b2fda85f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3355 [inline]
RIP: 0010:ext4_mb_load_buddy_gfp+0xee5/0xf00 fs/ext4/mballoc.c:1498
Code: b1 11 c8 ff e9 0d f4 ff ff e8 57 d7 86 ff 48 c7 c7 80 78 69 86 4c 89 fe 4c 89 f2 e8 95 4e 94 00 e9 87 f2 ff ff e8 3b d7 86 ff <0f> 0b e8 34 d7 86 ff 0f 0b e8 2d d7 86 ff 0f 0b 66 2e 0f 1f 84 00
RSP: 0018:ffffc9000a7770e0 EFLAGS: 00010293
RAX: ffffffff81e89a85 RBX: 00000000ffffda0c RCX: ffff88811985a780
RDX: 0000000000000000 RSI: 00000000ffffda0c RDI: 0000000000000001
RBP: ffffc9000a777170 R08: ffffffff81e88cb4 R09: ffffed102125aac8
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11022cf1479
R13: ffff88811678a3c8 R14: 0000000000000001 R15: ffff88815edbe000
FS:  00007fd5d587b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd5cd4b4dc0 CR3: 0000000126eb2000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_discard_preallocations+0x79c/0xef0 fs/ext4/mballoc.c:5033
 ext4_truncate+0x8e4/0xfa0 fs/ext4/inode.c:4273
 ext4_truncate_failed_write fs/ext4/truncate.h:22 [inline]
 ext4_write_begin+0xbb4/0x13d0 fs/ext4/inode.c:1262
 ext4_da_write_begin+0x4a2/0xc30 fs/ext4/inode.c:2986
 generic_perform_write+0x2bc/0x5a0 mm/filemap.c:3830
 ext4_buffered_write_iter+0x49c/0x630 fs/ext4/file.c:271
 ext4_file_write_iter+0x443/0x1cc0
 call_write_iter include/linux/fs.h:2157 [inline]
 new_sync_write fs/read_write.c:507 [inline]
 vfs_write+0xd8a/0x1160 fs/read_write.c:594
 ksys_write+0x199/0x2c0 fs/read_write.c:647
 __do_sys_write fs/read_write.c:659 [inline]
 __se_sys_write fs/read_write.c:656 [inline]
 __x64_sys_write+0x7b/0x90 fs/read_write.c:656
 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: 0033:0x7fd5d6b080f9
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:00007fd5d587b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fd5d6c27f80 RCX: 00007fd5d6b080f9
RDX: 000000000208e24b RSI: 00000000200000c0 RDI: 0000000000000006
RBP: 00007fd5d6b63ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd64dc6a7f R14: 00007fd5d587b300 R15: 0000000000022000
 </TASK>
Modules linked in:
---[ end trace b6be3886e558cabb ]---
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3355 [inline]
RIP: 0010:ext4_mb_load_buddy_gfp+0xee5/0xf00 fs/ext4/mballoc.c:1498
Code: b1 11 c8 ff e9 0d f4 ff ff e8 57 d7 86 ff 48 c7 c7 80 78 69 86 4c 89 fe 4c 89 f2 e8 95 4e 94 00 e9 87 f2 ff ff e8 3b d7 86 ff <0f> 0b e8 34 d7 86 ff 0f 0b e8 2d d7 86 ff 0f 0b 66 2e 0f 1f 84 00
RSP: 0018:ffffc9000a7770e0 EFLAGS: 00010293
RAX: ffffffff81e89a85 RBX: 00000000ffffda0c RCX: ffff88811985a780
RDX: 0000000000000000 RSI: 00000000ffffda0c RDI: 0000000000000001
RBP: ffffc9000a777170 R08: ffffffff81e88cb4 R09: ffffed102125aac8
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11022cf1479
R13: ffff88811678a3c8 R14: 0000000000000001 R15: ffff88815edbe000
FS:  00007fd5d587b700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2d826000 CR3: 0000000126eb2000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400