loop0: detected capacity change from 0 to 32768
bcachefs (/dev/loop0): error validating superblock: Invalid superblock section journal_v2: journal bucket 24 past end of device (nbuckets 0)
journal_v2 (size 40):
Buckets:  9-16 24-25
bcachefs: bch2_fs_get_tree() error: invalid_sb_journal
loop0: detected capacity change from 0 to 2048
EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
netlink: 'syz.0.0': attribute type 9 has an invalid length.
------------[ cut here ]------------
kernel BUG at fs/ext4/inline.c:235!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted 6.13.0-syzkaller-09760-g69e858e0b8b2 #0
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_write_inline_data fs/ext4/inline.c:235 [inline]
RIP: 0010:ext4_write_inline_data_end+0xdc7/0xdd0 fs/ext4/inline.c:774
Code: b6 1d 8c e8 6b c7 90 ff 90 0f 0b e8 53 b6 46 ff 48 8b 7c 24 10 48 c7 c6 60 b7 1d 8c e8 52 c7 90 ff 90 0f 0b e8 3a b6 46 ff 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d447860 EFLAGS: 00010283
RAX: ffffffff8278b686 RBX: 000000000000003c RCX: 0000000000100000
RDX: ffffc9000e44a000 RSI: 000000000000034e RDI: 000000000000034f
RBP: ffffc9000d447988 R08: ffffffff8278ac67 R09: 1ffff11007dc0870
R10: dffffc0000000000 R11: ffffed1007dc0871 R12: 0000010000000005
R13: dffffc0000000000 R14: ffff888043bbdbd8 R15: 0000010000000006
FS:  00007fa7a180e6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055745d48d7c8 CR3: 00000000407f4000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 generic_perform_write+0x6f6/0x990 mm/filemap.c:4204
 ext4_buffered_write_iter+0xc5/0x390 fs/ext4/file.c:299
 ext4_file_write_iter+0x88f/0x1cd0
 new_sync_write fs/read_write.c:586 [inline]
 vfs_write+0xacf/0xd10 fs/read_write.c:679
 ksys_pwrite64 fs/read_write.c:786 [inline]
 __do_sys_pwrite64 fs/read_write.c:794 [inline]
 __se_sys_pwrite64 fs/read_write.c:791 [inline]
 __x64_sys_pwrite64+0x1ac/0x240 fs/read_write.c:791
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa7a098cda9
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:00007fa7a180e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000012
RAX: ffffffffffffffda RBX: 00007fa7a0ba5fa0 RCX: 00007fa7a098cda9
RDX: 0000000000000001 RSI: 0000000020000300 RDI: 0000000000000008
RBP: 00007fa7a0a0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000010000000005 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fa7a0ba5fa0 R15: 00007ffe248b0ca8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_write_inline_data fs/ext4/inline.c:235 [inline]
RIP: 0010:ext4_write_inline_data_end+0xdc7/0xdd0 fs/ext4/inline.c:774
Code: b6 1d 8c e8 6b c7 90 ff 90 0f 0b e8 53 b6 46 ff 48 8b 7c 24 10 48 c7 c6 60 b7 1d 8c e8 52 c7 90 ff 90 0f 0b e8 3a b6 46 ff 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d447860 EFLAGS: 00010283
RAX: ffffffff8278b686 RBX: 000000000000003c RCX: 0000000000100000
RDX: ffffc9000e44a000 RSI: 000000000000034e RDI: 000000000000034f
RBP: ffffc9000d447988 R08: ffffffff8278ac67 R09: 1ffff11007dc0870
R10: dffffc0000000000 R11: ffffed1007dc0871 R12: 0000010000000005
R13: dffffc0000000000 R14: ffff888043bbdbd8 R15: 0000010000000006
FS:  00007fa7a180e6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa7a17ecfe0 CR3: 00000000407f4000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400