------------[ cut here ]------------ kernel BUG at fs/ocfs2/alloc.c:5581! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 7048 Comm: syz.3.26 Not tainted 6.17.0-rc1-syzkaller-00036-gdfc0f6373094 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:ocfs2_remove_extent+0x1ec3/0x2010 fs/ocfs2/alloc.c:5581 Code: 57 fa ff ff 48 8b 4c 24 08 80 e1 07 fe c1 38 c1 0f 8c 9c fa ff ff 48 8b 7c 24 08 e8 97 07 8e fe e9 8d fa ff ff e8 9d 26 2b fe <0f> 0b 44 89 6c 24 10 65 8b 1d a3 d9 84 0e bf 07 00 00 00 89 de e8 RSP: 0018:ffffc90003f56640 EFLAGS: 00010293 RAX: ffffffff8392d683 RBX: ffffc90003f56e38 RCX: ffff88802bfbda00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002 RBP: ffffc90003f56990 R08: ffff88802bfbda00 R09: 0000000000000006 R10: 00000000fffffffc R11: 0000000000000000 R12: 1ffff1100e6d409a R13: 0000000000000002 R14: ffff8880736a04d0 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881267a5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056244926f950 CR3: 000000002eb1a000 CR4: 00000000003526f0 Call Trace: ocfs2_remove_btree_range+0xdeb/0x1530 fs/ocfs2/alloc.c:5778 ocfs2_commit_truncate+0xb60/0x21c0 fs/ocfs2/alloc.c:7373 ocfs2_truncate_for_delete fs/ocfs2/inode.c:699 [inline] ocfs2_wipe_inode fs/ocfs2/inode.c:866 [inline] ocfs2_delete_inode fs/ocfs2/inode.c:1155 [inline] ocfs2_evict_inode+0x1132/0x4090 fs/ocfs2/inode.c:1292 evict+0x4fd/0x9b0 fs/inode.c:810 ocfs2_dentry_iput+0x243/0x370 fs/ocfs2/dcache.c:407 __dentry_kill+0x209/0x660 fs/dcache.c:669 dput+0x19b/0x2b0 fs/dcache.c:911 __fput+0x68e/0xa70 fs/file_table.c:476 task_work_run+0x1d0/0x260 kernel/task_work.c:227 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x6b1/0x22f0 kernel/exit.c:961 do_group_exit+0x218/0x2d0 kernel/exit.c:1102 get_signal+0x125a/0x1310 kernel/signal.c:3034 arch_do_signal_or_restart+0x96/0x750 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:40 [inline] exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] irqentry_exit_to_user_mode+0x7c/0x110 kernel/entry/common.c:73 exc_page_fault+0x99/0xe0 arch/x86/mm/fault.c:1535 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7eff4484f927 Code: Unable to access opcode bytes at 0x7eff4484f8fd. RSP: 002b:00007eff4576d120 EFLAGS: 00010202 RAX: 0000000000000000 RBX: 000000000000000b RCX: 00007eff4498ebe9 RDX: 00007eff4576d140 RSI: 00007eff4576d270 RDI: 000000000000000b RBP: 00007eff44a11e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 R13: 00007eff44bb6038 R14: 00007eff44bb5fa0 R15: 00007ffd30ee67e8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_remove_extent+0x1ec3/0x2010 fs/ocfs2/alloc.c:5581 Code: 57 fa ff ff 48 8b 4c 24 08 80 e1 07 fe c1 38 c1 0f 8c 9c fa ff ff 48 8b 7c 24 08 e8 97 07 8e fe e9 8d fa ff ff e8 9d 26 2b fe <0f> 0b 44 89 6c 24 10 65 8b 1d a3 d9 84 0e bf 07 00 00 00 89 de e8 RSP: 0018:ffffc90003f56640 EFLAGS: 00010293 RAX: ffffffff8392d683 RBX: ffffc90003f56e38 RCX: ffff88802bfbda00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002 RBP: ffffc90003f56990 R08: ffff88802bfbda00 R09: 0000000000000006 R10: 00000000fffffffc R11: 0000000000000000 R12: 1ffff1100e6d409a R13: 0000000000000002 R14: ffff8880736a04d0 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881266a5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000562449285138 CR3: 0000000027412000 CR4: 00000000003526f0