INFO: task jfsCommit:99 blocked for more than 143 seconds. Tainted: G W 6.12.0-rc3-syzkaller-g9ec59cb3edc7 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:jfsCommit state:D stack:0 pid:99 tgid:99 ppid:2 flags:0x00000008 Call trace: __switch_to+0x428/0x860 arch/arm64/kernel/process.c:701 (T) context_switch kernel/sched/core.c:5322 [inline] __schedule+0x14bc/0x2718 kernel/sched/core.c:6682 __schedule_loop kernel/sched/core.c:6759 [inline] schedule+0xbc/0x238 kernel/sched/core.c:6774 io_schedule+0x8c/0x124 kernel/sched/core.c:7559 __lock_metapage+0x1d4/0x42c fs/jfs/jfs_metapage.c:51 lock_metapage fs/jfs/jfs_metapage.c:65 [inline] __get_metapage+0x7f8/0xeac fs/jfs/jfs_metapage.c:640 diIAGRead+0xe4/0x14c fs/jfs/jfs_imap.c:2672 diFree+0x800/0x2648 fs/jfs/jfs_imap.c:959 jfs_evict_inode+0x2d0/0x3f4 fs/jfs/inode.c:156 evict+0x444/0x978 fs/inode.c:725 iput_final fs/inode.c:1877 [inline] iput+0x744/0x8ec fs/inode.c:1903 txUpdateMap+0x85c/0xa18 fs/jfs/jfs_txnmgr.c:2367 txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline] jfs_lazycommit+0x3bc/0x9a8 fs/jfs/jfs_txnmgr.c:2733 kthread+0x288/0x310 kernel/kthread.c:389 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862 INFO: task syz-executor:7773 blocked for more than 143 seconds. Tainted: G W 6.12.0-rc3-syzkaller-g9ec59cb3edc7 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:0 pid:7773 tgid:7773 ppid:1 flags:0x0000000c Call trace: __switch_to+0x428/0x860 arch/arm64/kernel/process.c:701 (T) context_switch kernel/sched/core.c:5322 [inline] __schedule+0x14bc/0x2718 kernel/sched/core.c:6682 __schedule_loop kernel/sched/core.c:6759 [inline] schedule+0xbc/0x238 kernel/sched/core.c:6774 jfs_flush_journal+0x5d8/0xd64 fs/jfs/jfs_logmgr.c:1564 jfs_umount+0x148/0x360 fs/jfs/jfs_umount.c:58 jfs_put_super+0x90/0x188 fs/jfs/super.c:194 generic_shutdown_super+0x12c/0x2bc fs/super.c:642 kill_block_super+0x44/0x90 fs/super.c:1696 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x34c/0x3dc fs/namespace.c:1373 __cleanup_mnt+0x20/0x30 fs/namespace.c:1380 task_work_run+0x230/0x2e0 kernel/task_work.c:228 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x4ec/0x1ad0 kernel/exit.c:939 do_group_exit+0x194/0x22c kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] pid_child_should_wake+0x0/0x1dc kernel/exit.c:1097 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 Showing all locks held in the system: 3 locks held by kworker/u8:0/11: #0: ffff0000d1ba8148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x628/0x1600 kernel/workqueue.c:3203 #1: ffff8000978a7c20 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6bc/0x1600 kernel/workqueue.c:3203 #2: ffff800092701b68 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:79 4 locks held by kworker/u8:1/13: #0: ffff0000c1891948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x628/0x1600 kernel/workqueue.c:3203 #1: ffff8000978c7c20 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x6bc/0x1600 kernel/workqueue.c:3203 #2: ffff8000926f5650 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x13c/0x9b4 net/core/net_namespace.c:580 #3: ffff0000d42600e8 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1014 [inline] #3: ffff0000d42600e8 (&dev->mutex){....}-{3:3}, at: devl_dev_lock net/devlink/devl_internal.h:108 [inline] #3: ffff0000d42600e8 (&dev->mutex){....}-{3:3}, at: devlink_pernet_pre_exit+0x114/0x418 net/devlink/core.c:506 1 lock held by khungtaskd/31: #0: ffff80008f9d0520 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:336 3 locks held by kworker/u8:4/45: #0: ffff0000c0031148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x628/0x1600 kernel/workqueue.c:3203 #1: ffff800097fc7c20 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x6bc/0x1600 kernel/workqueue.c:3203 #2: ffff800092701b68 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:79 2 locks held by jfsCommit/99: #0: ffff0000f6530920 (&(imap->im_aglock[index])){+.+.}-{3:3}, at: diFree+0x2cc/0x2648 fs/jfs/jfs_imap.c:889 #1: ffff0000eed966a0 (&jfs_ip->rdwrlock/1){++++}-{3:3}, at: diFree+0x2e0/0x2648 fs/jfs/jfs_imap.c:894 2 locks held by kworker/u8:5/335: 2 locks held by getty/6179: #0: ffff0000d22df0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff80009b7ce2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41c/0x1228 drivers/tty/n_tty.c:2211 5 locks held by kworker/0:3/6418: #0: ffff0001b3651918 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:593 [inline] #0: ffff0001b3651918 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1505 [inline] #0: ffff0001b3651918 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1804 [inline] #0: ffff0001b3651918 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x2ec/0x2718 kernel/sched/core.c:6582 #1: ffff80009b6c7c20 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work+0x6bc/0x1600 kernel/workqueue.c:3203 #2: ffff0001b363e158 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x120/0x230 kernel/time/timer.c:1051 #3: ffff80009756e648 (&obj_hash[i].lock){-.-.}-{2:2}, at: debug_object_activate+0x80/0x4ac lib/debugobjects.c:708 #4: ffff8000975373b8 (&obj_hash[i].lock){-.-.}-{2:2}, at: __debug_check_no_obj_freed lib/debugobjects.c:978 [inline] #4: ffff8000975373b8 (&obj_hash[i].lock){-.-.}-{2:2}, at: debug_check_no_obj_freed+0x14c/0x47c lib/debugobjects.c:1019 1 lock held by syz-executor/7773: #0: ffff0000d465a0e0 (&type->s_umount_key#55){+.+.}-{3:3}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000d465a0e0 (&type->s_umount_key#55){+.+.}-{3:3}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff0000d465a0e0 (&type->s_umount_key#55){+.+.}-{3:3}, at: deactivate_super+0xd8/0x100 fs/super.c:505 2 locks held by syz-executor/9320: #0: ffff800092762f10 (cb_lock){++++}-{3:3}, at: genl_rcv+0x28/0x50 net/netlink/genetlink.c:1218 #1: ffff800092701b68 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:79 1 lock held by syz-executor/9597: #0: ffff800092701b68 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffff800092701b68 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x5e8/0xa9c net/core/rtnetlink.c:6672 7 locks held by syz-executor/9601: #0: ffff0000d7d3e420 (sb_writers#7){.+.+}-{0:0}, at: file_start_write include/linux/fs.h:2931 [inline] #0: ffff0000d7d3e420 (sb_writers#7){.+.+}-{0:0}, at: vfs_write+0x354/0xcf4 fs/read_write.c:679 #1: ffff0000d8ff8088 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x1c8/0x48c fs/kernfs/file.c:325 #2: ffff0000c7e11b48 (kn->active#44){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x1e4/0x48c fs/kernfs/file.c:326 #3: ffff800091860da8 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: del_device_store+0xec/0x39c drivers/net/netdevsim/bus.c:216 #4: ffff0000d42600e8 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:1014 [inline] #4: ffff0000d42600e8 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1095 [inline] #4: ffff0000d42600e8 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xbc/0x698 drivers/base/dd.c:1293 #5: ffff0000d4263250 (&devlink->lock_key#32){+.+.}-{3:3}, at: devl_lock+0x24/0x34 net/devlink/core.c:276 #6: ffff800092701b68 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:79 1 lock held by syz.1.396/9699: #0: ffff800092701b68 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:79 2 locks held by syz.0.401/9728: #0: ffff0001012c46c8 (nlk_cb_mutex-ROUTE){+.+.}-{3:3}, at: __netlink_dump_start+0xf8/0x720 net/netlink/af_netlink.c:2405 #1: ffff800092701b68 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #1: ffff800092701b68 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_dumpit+0x8c/0x1d0 net/core/rtnetlink.c:6534 =============================================