------------[ cut here ]------------ kernel BUG at fs/ext4/ext4_jbd2.c:54! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 17426 Comm: syz.2.2706 Not tainted 6.16.0-rc1-syzkaller-00003-gf09079bd04a9 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 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 f4 b0 53 ff e9 f8 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 10 ff ff ff e8 1a 28 b7 ff e9 06 ff ff ff e8 d0 b0 53 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:ffffc900049ff840 EFLAGS: 00010293 RAX: ffffffff826cae20 RBX: 0000000000000000 RCX: ffff888029cfbc00 RDX: 0000000000000000 RSI: 0000000000000341 RDI: ffffffff8da519ec RBP: ffffc900049ff968 R08: ffffffff8fa108f7 R09: 1ffffffff1f4211e R10: dffffc0000000000 R11: fffffbfff1f4211f R12: 0000000000000018 R13: 0000000000000341 R14: ffffffff8da519ec R15: ffff8880324a95b8 FS: 00007f537b24b6c0(0000) GS:ffff888125c52000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c3909c5 CR3: 000000007793e000 CR4: 0000000000350ef0 Call Trace: ext4_write_inline_data_end+0x7a9/0xab0 fs/ext4/inline.c:833 generic_perform_write+0x63b/0x910 mm/filemap.c:4133 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+0x54b/0xa90 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/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f537a38e929 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:00007f537b24b038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f537a5b6080 RCX: 00007f537a38e929 RDX: 0000000000000006 RSI: 0000200000000340 RDI: 0000000000000004 RBP: 00007f537a410b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f537a5b6080 R15: 00007fffeea4e068 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 f4 b0 53 ff e9 f8 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 10 ff ff ff e8 1a 28 b7 ff e9 06 ff ff ff e8 d0 b0 53 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:ffffc900049ff840 EFLAGS: 00010293 RAX: ffffffff826cae20 RBX: 0000000000000000 RCX: ffff888029cfbc00 RDX: 0000000000000000 RSI: 0000000000000341 RDI: ffffffff8da519ec RBP: ffffc900049ff968 R08: ffffffff8fa108f7 R09: 1ffffffff1f4211e R10: dffffc0000000000 R11: fffffbfff1f4211f R12: 0000000000000018 R13: 0000000000000341 R14: ffffffff8da519ec R15: ffff8880324a95b8 FS: 00007f537b24b6c0(0000) GS:ffff888125d52000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb5fd9b7bac CR3: 000000007793e000 CR4: 0000000000350ef0