bcachefs (loop1): shutting down ------------[ cut here ]------------ ODEBUG: activate active (active state 0) object: ffff8880586c0018 object type: rcu_head hint: 0x0 WARNING: CPU: 0 PID: 13065 at lib/debugobjects.c:517 debug_print_object+0x17a/0x1f0 lib/debugobjects.c:514 Modules linked in: CPU: 0 PID: 13065 Comm: syz-executor.1 Not tainted 6.9.0-syzkaller-10323-g8f6a15f095a6 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 RIP: 0010:debug_print_object+0x17a/0x1f0 lib/debugobjects.c:514 Code: e8 cb 8b 49 fd 4c 8b 0b 48 c7 c7 60 17 1f 8c 48 8b 74 24 08 48 89 ea 44 89 e1 4d 89 f8 ff 34 24 e8 ab 21 a9 fc 48 83 c4 08 90 <0f> 0b 90 90 ff 05 ec 0b fd 0a 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 RSP: 0018:ffffc9000c9ef8b8 EFLAGS: 00010286 RAX: 64132cd989bf2900 RBX: ffffffff8bcbd140 RCX: ffff888020c15a00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffffff8c1f18e0 R08: ffffffff815856f2 R09: fffffbfff1c3996c R10: dffffc0000000000 R11: fffffbfff1c3996c R12: 0000000000000000 R13: ffffffff8c1f17f8 R14: dffffc0000000000 R15: ffff8880586c0018 FS: 000055557b7bb480(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000024ece000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: debug_object_activate+0x357/0x510 lib/debugobjects.c:732 debug_rcu_head_queue kernel/rcu/rcu.h:227 [inline] __call_rcu_common kernel/rcu/tree.c:3057 [inline] call_rcu+0x97/0xa70 kernel/rcu/tree.c:3176 radix_tree_node_free lib/radix-tree.c:310 [inline] delete_node+0x1ac/0x770 lib/radix-tree.c:573 radix_tree_delete_item+0x2e0/0x3f0 lib/radix-tree.c:1430 __bch2_fs_stop+0x230/0x540 fs/bcachefs/super.c:625 generic_shutdown_super+0x136/0x2d0 fs/super.c:642 bch2_kill_sb+0x41/0x50 fs/bcachefs/fs.c:2026 deactivate_locked_super+0xc4/0x130 fs/super.c:473 cleanup_mnt+0x426/0x4c0 fs/namespace.c:1267 task_work_run+0x24f/0x310 kernel/task_work.c:180 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x168/0x370 kernel/entry/common.c:218 do_syscall_64+0x102/0x240 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f48d287e217 Code: b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffff03f43a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f48d287e217 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffff03f4460 RBP: 00007ffff03f4460 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffff03f5520 R13: 00007f48d28c8336 R14: 000000000008e246 R15: 0000000000000012