loop0: detected capacity change from 0 to 2048 EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: none. ------------[ cut here ]------------ kernel BUG at fs/ext4/ext4_jbd2.c:53! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 5114 Comm: syz-executor343 Not tainted 6.3.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 RIP: 0010:ext4_put_nojournal fs/ext4/ext4_jbd2.c:53 [inline] RIP: 0010:__ext4_journal_stop+0x18f/0x1a0 fs/ext4/ext4_jbd2.c:122 Code: 5b 41 5c 41 5d 41 5e 41 5f 5d c3 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 11 ff ff ff e8 fb df ae ff e9 07 ff ff ff e8 f1 ec 58 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 66 0f 1f 00 55 RSP: 0018:ffffc90003e5f800 EFLAGS: 00010293 RAX: ffffffff82325a8f RBX: 0000000000000000 RCX: ffff888025e73a80 RDX: 0000000000000000 RSI: 0000000000000321 RDI: ffffffff8c8497cf RBP: 0000000000000321 R08: ffffffff823840d7 R09: fffffbfff1ca8066 R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100ea2f909 R13: 0000000000000012 R14: 1ffff1100ea2f927 R15: ffffffff8c8497cf FS: 00007f8291380700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8291415c70 CR3: 000000001d13e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_write_inline_data_end+0xa6e/0x10e0 fs/ext4/inline.c:801 generic_perform_write+0x3ed/0x5e0 mm/filemap.c:3937 ext4_buffered_write_iter+0x122/0x3a0 fs/ext4/file.c:289 ext4_file_write_iter+0x1d6/0x1930 call_write_iter include/linux/fs.h:1851 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x7b2/0xbb0 fs/read_write.c:584 ksys_write+0x1a0/0x2c0 fs/read_write.c:637 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f82913d4599 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 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:00007f82913802f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f82914597a0 RCX: 00007f82913d4599 RDX: 0000000000000009 RSI: 0000000020000f80 RDI: 0000000000000004 RBP: 00007f829142682c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f82914260c0 R13: 0000000020000fc0 R14: 0030656c69662f2e R15: 00007f82914597a8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ext4_put_nojournal fs/ext4/ext4_jbd2.c:53 [inline] RIP: 0010:__ext4_journal_stop+0x18f/0x1a0 fs/ext4/ext4_jbd2.c:122 Code: 5b 41 5c 41 5d 41 5e 41 5f 5d c3 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 11 ff ff ff e8 fb df ae ff e9 07 ff ff ff e8 f1 ec 58 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 66 0f 1f 00 55 RSP: 0018:ffffc90003e5f800 EFLAGS: 00010293 RAX: ffffffff82325a8f RBX: 0000000000000000 RCX: ffff888025e73a80 RDX: 0000000000000000 RSI: 0000000000000321 RDI: ffffffff8c8497cf RBP: 0000000000000321 R08: ffffffff823840d7 R09: fffffbfff1ca8066 R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100ea2f909 R13: 0000000000000012 R14: 1ffff1100ea2f927 R15: ffffffff8c8497cf FS: 00007f8291380700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8291415c70 CR3: 000000001d13e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400