------------[ cut here ]------------ kernel BUG at fs/ext4/ext4_jbd2.c:54! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 1 UID: 0 PID: 7268 Comm: syz.3.141 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:ext4_put_nojournal fs/ext4/ext4_jbd2.c:54 [inline] RIP: 0010:__ext4_journal_stop+0x191/0x1a0 fs/ext4/ext4_jbd2.c:126 Code: e8 e4 3e 50 ff e9 f8 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 10 ff ff ff e8 ba ee b5 ff e9 06 ff ff ff e8 c0 3e 50 ff 90 <0f> 0b 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 RSP: 0018:ffffc9000b107840 EFLAGS: 00010293 RAX: ffffffff826f6420 RBX: 0000000000000000 RCX: ffff88802e085ac0 RDX: 0000000000000000 RSI: 0000000000000361 RDI: ffffffff8d5e2286 RBP: ffffc9000b107968 R08: ffffea000175b077 R09: 1ffffd40002eb60e R10: dffffc0000000000 R11: fffff940002eb60f R12: 0000000000000078 R13: 0000000000000361 R14: ffffffff8d5e2286 R15: ffff888074bb6bc8 FS: 00007ff117be16c0(0000) GS:ffff88812646b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555564fe588 CR3: 00000000546e9000 CR4: 0000000000350ef0 Call Trace: ext4_write_inline_data_end+0x7a9/0xab0 fs/ext4/inline.c:865 generic_perform_write+0x62a/0x900 mm/filemap.c:4263 ext4_buffered_write_iter+0xce/0x3a0 fs/ext4/file.c:299 ext4_file_write_iter+0x298/0x1bc0 fs/ext4/file.c:-1 new_sync_write fs/read_write.c:593 [inline] vfs_write+0x5c9/0xb30 fs/read_write.c:686 ksys_write+0x145/0x250 fs/read_write.c:738 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff116d8eec9 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:00007ff117be1038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007ff116fe5fa0 RCX: 00007ff116d8eec9 RDX: 0000000000000078 RSI: 0000200000000600 RDI: 0000000000000005 RBP: 00007ff116e11f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff116fe6038 R14: 00007ff116fe5fa0 R15: 00007ffd5125ed68 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ext4_put_nojournal fs/ext4/ext4_jbd2.c:54 [inline] RIP: 0010:__ext4_journal_stop+0x191/0x1a0 fs/ext4/ext4_jbd2.c:126 Code: e8 e4 3e 50 ff e9 f8 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 10 ff ff ff e8 ba ee b5 ff e9 06 ff ff ff e8 c0 3e 50 ff 90 <0f> 0b 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 RSP: 0018:ffffc9000b107840 EFLAGS: 00010293 RAX: ffffffff826f6420 RBX: 0000000000000000 RCX: ffff88802e085ac0 RDX: 0000000000000000 RSI: 0000000000000361 RDI: ffffffff8d5e2286 RBP: ffffc9000b107968 R08: ffffea000175b077 R09: 1ffffd40002eb60e R10: dffffc0000000000 R11: fffff940002eb60f R12: 0000000000000078 R13: 0000000000000361 R14: ffffffff8d5e2286 R15: ffff888074bb6bc8 FS: 00007ff117be16c0(0000) GS:ffff88812636b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555593914808 CR3: 00000000546e9000 CR4: 0000000000350ef0