------------[ cut here ]------------ kernel BUG at fs/ocfs2/alloc.c:5581! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 0 UID: 0 PID: 8113 Comm: syz.2.389 Not tainted 6.16.0-rc2-next-20250619-syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:ocfs2_remove_extent+0x1ecf/0x2020 fs/ocfs2/alloc.c:5581 Code: fa ff ff 48 8b 4c 24 08 80 e1 07 fe c1 38 c1 0f 8c 95 fa ff ff 48 8b 7c 24 08 e8 7c 70 8e fe e9 86 fa ff ff e8 d2 49 2a fe 90 <0f> 0b f3 0f 1e fa 44 89 6c 24 10 65 8b 1d 63 61 09 0f bf 07 00 00 RSP: 0018:ffffc90011196640 EFLAGS: 00010293 RAX: ffffffff83961ebe RBX: ffffc90011196e38 RCX: ffff8880503dda00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000007 RBP: ffffc90011196990 R08: ffff8880503dda00 R09: 0000000000000006 R10: 00000000fffffffc R11: 0000000000000000 R12: 1ffff1100991f6da R13: 0000000000000007 R14: ffff88804c8fb6d0 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff888125c28000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055556de25588 CR3: 0000000022774000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ocfs2_remove_btree_range+0xdef/0x1540 fs/ocfs2/alloc.c:5778 ocfs2_commit_truncate+0xb64/0x21d0 fs/ocfs2/alloc.c:7373 ocfs2_truncate_for_delete fs/ocfs2/inode.c:637 [inline] ocfs2_wipe_inode fs/ocfs2/inode.c:804 [inline] ocfs2_delete_inode fs/ocfs2/inode.c:1093 [inline] ocfs2_evict_inode+0x1138/0x40e0 fs/ocfs2/inode.c:1230 evict+0x501/0x9c0 fs/inode.c:810 ocfs2_dentry_iput+0x247/0x370 fs/ocfs2/dcache.c:407 __dentry_kill+0x209/0x660 fs/dcache.c:669 dput+0x19f/0x2b0 fs/dcache.c:911 __fput+0x68e/0xa70 fs/file_table.c:476 task_work_run+0x1d1/0x260 kernel/task_work.c:227 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x6b5/0x2300 kernel/exit.c:959 do_group_exit+0x21c/0x2d0 kernel/exit.c:1100 get_signal+0x1286/0x1340 kernel/signal.c:3034 arch_do_signal_or_restart+0x9a/0x750 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline] irqentry_exit_to_user_mode+0x81/0x120 kernel/entry/common.c:184 exc_page_fault+0x9f/0xf0 arch/x86/mm/fault.c:1535 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7fd33e78e886 Code: Unable to access opcode bytes at 0x7fd33e78e85c. RSP: 002b:00007fd33f582ee0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000058 RCX: 00007fd33e78e929 RDX: 00007fd33f582f20 RSI: 0000000000000000 RDI: 00000000000249f0 RBP: 00007fd33e810b39 R08: 0000000000000000 R09: 0000000000000058 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fd33e9b5fa0 R15: 00007fff040ef3a8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_remove_extent+0x1ecf/0x2020 fs/ocfs2/alloc.c:5581 Code: fa ff ff 48 8b 4c 24 08 80 e1 07 fe c1 38 c1 0f 8c 95 fa ff ff 48 8b 7c 24 08 e8 7c 70 8e fe e9 86 fa ff ff e8 d2 49 2a fe 90 <0f> 0b f3 0f 1e fa 44 89 6c 24 10 65 8b 1d 63 61 09 0f bf 07 00 00 RSP: 0018:ffffc90011196640 EFLAGS: 00010293 RAX: ffffffff83961ebe RBX: ffffc90011196e38 RCX: ffff8880503dda00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000007 RBP: ffffc90011196990 R08: ffff8880503dda00 R09: 0000000000000006 R10: 00000000fffffffc R11: 0000000000000000 R12: 1ffff1100991f6da R13: 0000000000000007 R14: ffff88804c8fb6d0 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff888125c28000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc591381178 CR3: 0000000031100000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400