XFS (loop0): Please unmount the filesystem and rectify the problem(s). ------------[ cut here ]------------ ODEBUG: activate active (active state 1) object type: rcu_head hint: 0x0 WARNING: CPU: 1 PID: 77 at lib/debugobjects.c:505 debug_print_object lib/debugobjects.c:502 [inline] WARNING: CPU: 1 PID: 77 at lib/debugobjects.c:505 debug_object_activate+0x2c0/0x300 lib/debugobjects.c:674 Modules linked in: CPU: 1 PID: 77 Comm: kworker/1:1H Not tainted 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Workqueue: xfs-log/loop0 xlog_ioend_work pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : debug_print_object lib/debugobjects.c:502 [inline] pc : debug_object_activate+0x2c0/0x300 lib/debugobjects.c:674 lr : debug_print_object lib/debugobjects.c:502 [inline] lr : debug_object_activate+0x2c0/0x300 lib/debugobjects.c:674 sp : ffff80000fbe3880 x29: ffff80000fbe3880 x28: 0000000000000001 x27: 0000000000000000 x26: 0000000000000000 x25: 0000000000000000 x24: ffff0000cb55f250 x23: ffff80000c0cec40 x22: ffff0000c9922af0 x21: ffff80000f143000 x20: ffff80000c0cec40 x19: ffff0000c716d878 x18: 00000000000000c0 x17: 6820646165685f75 x16: ffff80000dbe6158 x15: ffff0000c21e9a40 x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c21e9a40 x11: ff808000081c4d64 x10: 0000000000000000 x9 : d8d748a84881af00 x8 : d8d748a84881af00 x7 : ffff80000c091ebc x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000000 x1 : 0000000100000000 x0 : 0000000000000048 Call trace: debug_print_object lib/debugobjects.c:502 [inline] debug_object_activate+0x2c0/0x300 lib/debugobjects.c:674 debug_rcu_head_queue kernel/rcu/rcu.h:189 [inline] call_rcu+0x40/0x494 kernel/rcu/tree.c:2783 xfs_buf_rele+0x654/0x780 xfs_buf_relse fs/xfs/xfs_buf.h:286 [inline] xfs_buf_ioend+0x214/0x228 fs/xfs/xfs_buf.c:1339 xfs_buf_ioend_fail+0x58/0x68 fs/xfs/xfs_buf.c:1397 xfs_buf_item_unpin+0x18c/0x280 fs/xfs/xfs_buf_item.c:549 xfs_trans_committed_bulk+0x190/0x460 fs/xfs/xfs_trans.c:806 xlog_cil_committed+0xcc/0x340 fs/xfs/xfs_log_cil.c:795 xlog_cil_process_committed+0x6c/0xa8 fs/xfs/xfs_log_cil.c:823 xlog_state_shutdown_callbacks+0xac/0x140 fs/xfs/xfs_log.c:538 xlog_force_shutdown+0x1ac/0x230 fs/xfs/xfs_log.c:3821 xlog_ioend_work+0x68/0xa0 fs/xfs/xfs_log.c:1402 process_one_work+0x2d8/0x504 kernel/workqueue.c:2289 worker_thread+0x340/0x610 kernel/workqueue.c:2436 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:863 irq event stamp: 1642 hardirqs last enabled at (1641): [] __up_console_sem+0xb0/0xfc kernel/printk/printk.c:261 hardirqs last disabled at (1642): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1616): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1614): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ ODEBUG: active_state active (active state 1) object type: rcu_head hint: 0x0 WARNING: CPU: 1 PID: 77 at lib/debugobjects.c:505 debug_print_object lib/debugobjects.c:502 [inline] WARNING: CPU: 1 PID: 77 at lib/debugobjects.c:505 debug_object_active_state+0x1b0/0x1dc lib/debugobjects.c:950 Modules linked in: CPU: 1 PID: 77 Comm: kworker/1:1H Tainted: G W 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Workqueue: xfs-log/loop0 xlog_ioend_work pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : debug_print_object lib/debugobjects.c:502 [inline] pc : debug_object_active_state+0x1b0/0x1dc lib/debugobjects.c:950 lr : debug_print_object lib/debugobjects.c:502 [inline] lr : debug_object_active_state+0x1b0/0x1dc lib/debugobjects.c:950 sp : ffff80000fbe3880 x29: ffff80000fbe3880 x28: 0000000000000001 x27: 0000000000000000 x26: 0000000000000000 x25: 0000000000000000 x24: ffff0000c9922af0 x23: 0000000000000000 x22: 0000000000000001 x21: ffff80000f0dbe88 x20: ffff80000c0cec40 x19: ffff80000f143000 x18: 00000000000000c0 x17: 65685f756372203a x16: ffff80000dbe6158 x15: ffff0000c21e9a40 x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c21e9a40 x11: ff808000081c4d64 x10: 0000000000000000 x9 : d8d748a84881af00 x8 : d8d748a84881af00 x7 : ffff80000c091ebc x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff0001fefddcd0 x1 : 0000000100000000 x0 : 000000000000004c Call trace: debug_print_object lib/debugobjects.c:502 [inline] debug_object_active_state+0x1b0/0x1dc lib/debugobjects.c:950 debug_rcu_head_queue kernel/rcu/rcu.h:190 [inline] call_rcu+0x58/0x494 kernel/rcu/tree.c:2783 xfs_buf_rele+0x654/0x780 xfs_buf_relse fs/xfs/xfs_buf.h:286 [inline] xfs_buf_ioend+0x214/0x228 fs/xfs/xfs_buf.c:1339 xfs_buf_ioend_fail+0x58/0x68 fs/xfs/xfs_buf.c:1397 xfs_buf_item_unpin+0x18c/0x280 fs/xfs/xfs_buf_item.c:549 xfs_trans_committed_bulk+0x190/0x460 fs/xfs/xfs_trans.c:806 xlog_cil_committed+0xcc/0x340 fs/xfs/xfs_log_cil.c:795 xlog_cil_process_committed+0x6c/0xa8 fs/xfs/xfs_log_cil.c:823 xlog_state_shutdown_callbacks+0xac/0x140 fs/xfs/xfs_log.c:538 xlog_force_shutdown+0x1ac/0x230 fs/xfs/xfs_log.c:3821 xlog_ioend_work+0x68/0xa0 fs/xfs/xfs_log.c:1402 process_one_work+0x2d8/0x504 kernel/workqueue.c:2289 worker_thread+0x340/0x610 kernel/workqueue.c:2436 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:863 irq event stamp: 1698 hardirqs last enabled at (1697): [] __up_console_sem+0xb0/0xfc kernel/printk/printk.c:261 hardirqs last disabled at (1698): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1680): [] _stext+0x2e4/0x37c softirqs last disabled at (1671): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- rcu: call_rcu(): Double-freed CB 000000002d0203c1->xfs_buf_free_callback+0x0/0x64()!!! slab xfs_buf start ffff0000c716d600 pointer offset 632 INFO: trying to register non-static key. The code is fine but needs lockdep annotation, or maybe you didn't initialize this object before use? turning off the locking correctness validator. CPU: 1 PID: 77 Comm: kworker/1:1H Tainted: G W 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Workqueue: xfs-log/loop0 xlog_ioend_work Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:163 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 assign_lock_key+0x134/0x140 kernel/locking/lockdep.c:981 register_lock_class+0xc4/0x2f8 kernel/locking/lockdep.c:1294 __lock_acquire+0xa8/0x3084 kernel/locking/lockdep.c:4934 lock_acquire+0x100/0x1f8 kernel/locking/lockdep.c:5668 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x54/0x6c kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:350 [inline] xfs_trans_committed_bulk+0x414/0x460 fs/xfs/xfs_trans.c:842 xlog_cil_committed+0xcc/0x340 fs/xfs/xfs_log_cil.c:795 xlog_cil_process_committed+0x6c/0xa8 fs/xfs/xfs_log_cil.c:823 xlog_state_shutdown_callbacks+0xac/0x140 fs/xfs/xfs_log.c:538 xlog_force_shutdown+0x1ac/0x230 fs/xfs/xfs_log.c:3821 xlog_ioend_work+0x68/0xa0 fs/xfs/xfs_log.c:1402 process_one_work+0x2d8/0x504 kernel/workqueue.c:2289 worker_thread+0x340/0x610 kernel/workqueue.c:2436 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:863 list_del corruption. prev->next should be ffff80000fbe3a70, but was 0000000000000000. (prev=ffff0000ca866c30) ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:61! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 77 Comm: kworker/1:1H Tainted: G W 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Workqueue: xfs-log/loop0 xlog_ioend_work pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __list_del_entry_valid+0xbc/0xd0 lib/list_debug.c:59 lr : __list_del_entry_valid+0xbc/0xd0 lib/list_debug.c:59 sp : ffff80000fbe3a30 x29: ffff80000fbe3a30 x28: ffff0000ca866c40 x27: 0000000000000001 x26: 0000000100000000 x25: ffff0000c98b1880 x24: ffff0000ca866c00 x23: ffff0000c0c3ca58 x22: 0000000000000001 x21: ffff800008eb51e4 x20: 0000000100000000 x19: ffff80000fbe3a70 x18: 00000000000000c0 x17: 20747562202c3037 x16: 6133656266303030 x15: 3038666666662065 x14: 6220646c756f6873 x13: 205d373754202020 x12: 5b5d363437333439 x11: ff808000081c4d64 x10: 0000000000000000 x9 : d8d748a84881af00 x8 : d8d748a84881af00 x7 : 205b5d3634373334 x6 : ffff80000c091ebc x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff0001fefddcd0 x1 : 0000000000000001 x0 : 000000000000006d Call trace: __list_del_entry_valid+0xbc/0xd0 lib/list_debug.c:59 __list_del_entry include/linux/list.h:134 [inline] list_del_init include/linux/list.h:206 [inline] xfs_trans_ail_cursor_done+0x24/0x58 fs/xfs/xfs_trans_ail.c:199 xfs_trans_committed_bulk+0x41c/0x460 fs/xfs/xfs_trans.c:843 xlog_cil_committed+0xcc/0x340 fs/xfs/xfs_log_cil.c:795 xlog_cil_process_committed+0x6c/0xa8 fs/xfs/xfs_log_cil.c:823 xlog_state_shutdown_callbacks+0xac/0x140 fs/xfs/xfs_log.c:538 xlog_force_shutdown+0x1ac/0x230 fs/xfs/xfs_log.c:3821 xlog_ioend_work+0x68/0xa0 fs/xfs/xfs_log.c:1402 process_one_work+0x2d8/0x504 kernel/workqueue.c:2289 worker_thread+0x340/0x610 kernel/workqueue.c:2436 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:863 Code: b001b740 91044000 aa0803e3 94aa89e7 (d4210000) ---[ end trace 0000000000000000 ]---