loop9: detected capacity change from 0 to 2048 EXT4-fs (loop9): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. ------------[ cut here ]------------ kernel BUG at fs/ext4/inline.c:235! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 UID: 0 PID: 17422 Comm: syz.9.2350 Not tainted 6.12.0-next-20241128-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:ext4_write_inline_data fs/ext4/inline.c:235 [inline] RIP: 0010:ext4_write_inline_data_end+0xea2/0x1020 fs/ext4/inline.c:774 Code: 31 ff e8 b1 2b 41 ff 48 89 d8 48 25 ff 0f 00 00 74 70 e8 c1 26 41 ff e9 12 f8 ff ff e8 b7 26 41 ff 90 0f 0b e8 af 26 41 ff 90 <0f> 0b 48 8b 5c 24 18 48 89 df be 08 00 00 00 e8 aa 1a ac ff 48 c1 RSP: 0018:ffffc9000c86f860 EFLAGS: 00010287 RAX: ffffffff825e4e51 RBX: 000000000000003c RCX: 0000000000080000 RDX: ffffc90017bbc000 RSI: 000000000000034f RDI: 0000000000000350 RBP: ffffc9000c86f988 R08: ffffffff825e43aa R09: 1ffff1100aa6e070 R10: dffffc0000000000 R11: ffffed100aa6e071 R12: ffff888023701c2a R13: 0000010000000005 R14: 0000010000000006 R15: 0000000000000001 FS: 00007f71775f76c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe31e10a2d8 CR3: 0000000067b9e000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000097 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: generic_perform_write+0x4db/0x6d0 mm/filemap.c:4070 ext4_buffered_write_iter+0xc5/0x350 fs/ext4/file.c:299 ext4_file_write_iter+0x892/0x1c50 new_sync_write fs/read_write.c:586 [inline] vfs_write+0xaeb/0xd30 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: 0033:0x7f7176780849 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:00007f71775f7058 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007f7176945fa0 RCX: 00007f7176780849 RDX: 0000000000000001 RSI: 0000000020000300 RDI: 0000000000000006 RBP: 00007f71767f3986 R08: 0000000000000000 R09: 0000000000000000 R10: 0000010000000005 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f7176945fa0 R15: 00007fffccd53b08 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+0xea2/0x1020 fs/ext4/inline.c:774 Code: 31 ff e8 b1 2b 41 ff 48 89 d8 48 25 ff 0f 00 00 74 70 e8 c1 26 41 ff e9 12 f8 ff ff e8 b7 26 41 ff 90 0f 0b e8 af 26 41 ff 90 <0f> 0b 48 8b 5c 24 18 48 89 df be 08 00 00 00 e8 aa 1a ac ff 48 c1 RSP: 0018:ffffc9000c86f860 EFLAGS: 00010287 RAX: ffffffff825e4e51 RBX: 000000000000003c RCX: 0000000000080000 RDX: ffffc90017bbc000 RSI: 000000000000034f RDI: 0000000000000350 RBP: ffffc9000c86f988 R08: ffffffff825e43aa R09: 1ffff1100aa6e070 R10: dffffc0000000000 R11: ffffed100aa6e071 R12: ffff888023701c2a R13: 0000010000000005 R14: 0000010000000006 R15: 0000000000000001 FS: 00007f71775f76c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff1ad30d178 CR3: 0000000067b9e000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000097 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400