INFO: task jfsCommit:240 blocked for more than 143 seconds. Not tainted 5.15.158-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:jfsCommit state:D stack: 0 pid: 240 ppid: 2 flags:0x00000008 Call trace: __switch_to+0x308/0x5e8 arch/arm64/kernel/process.c:518 context_switch kernel/sched/core.c:5030 [inline] __schedule+0xf10/0x1e48 kernel/sched/core.c:6376 schedule+0x11c/0x1c8 kernel/sched/core.c:6459 io_schedule+0x8c/0x194 kernel/sched/core.c:8484 __lock_metapage+0x1c4/0x438 fs/jfs/jfs_metapage.c:49 lock_metapage fs/jfs/jfs_metapage.c:63 [inline] __get_metapage+0x9b8/0x1128 fs/jfs/jfs_metapage.c:640 diIAGRead+0xe4/0x14c fs/jfs/jfs_imap.c:2669 diFree+0x800/0x26c0 fs/jfs/jfs_imap.c:956 jfs_evict_inode+0x2d8/0x408 fs/jfs/inode.c:156 evict+0x260/0x68c fs/inode.c:587 iput_final fs/inode.c:1705 [inline] iput+0x744/0x824 fs/inode.c:1731 txUpdateMap+0x76c/0x914 fs/jfs/jfs_txnmgr.c:2401 txLazyCommit fs/jfs/jfs_txnmgr.c:2698 [inline] jfs_lazycommit+0x3b0/0xa40 fs/jfs/jfs_txnmgr.c:2766 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 INFO: task syz-executor.1:3999 blocked for more than 143 seconds. Not tainted 5.15.158-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.1 state:D stack: 0 pid: 3999 ppid: 1 flags:0x0000000c Call trace: __switch_to+0x308/0x5e8 arch/arm64/kernel/process.c:518 context_switch kernel/sched/core.c:5030 [inline] __schedule+0xf10/0x1e48 kernel/sched/core.c:6376 schedule+0x11c/0x1c8 kernel/sched/core.c:6459 jfs_flush_journal+0x5e0/0xd94 fs/jfs/jfs_logmgr.c:1572 jfs_sync_fs+0x80/0xac fs/jfs/super.c:689 sync_filesystem+0x1a0/0x218 fs/sync.c:66 generic_shutdown_super+0x70/0x29c fs/super.c:448 kill_block_super+0x70/0xdc fs/super.c:1414 deactivate_locked_super+0xb8/0x13c fs/super.c:335 deactivate_super+0x108/0x128 fs/super.c:366 cleanup_mnt+0x3c0/0x474 fs/namespace.c:1143 __cleanup_mnt+0x20/0x30 fs/namespace.c:1150 task_work_run+0x130/0x1e4 kernel/task_work.c:164 exit_task_work include/linux/task_work.h:32 [inline] do_exit+0x670/0x20bc kernel/exit.c:872 do_group_exit+0x110/0x268 kernel/exit.c:994 __do_sys_exit_group kernel/exit.c:1005 [inline] __se_sys_exit_group kernel/exit.c:1003 [inline] __wake_up_parent+0x0/0x60 kernel/exit.c:1003 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Showing all locks held in the system: 1 lock held by khungtaskd/27: #0: ffff800014b114a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:311 2 locks held by kworker/u4:1/136: 2 locks held by jfsCommit/239: #0: ffff0000d6be0920 (&(imap->im_aglock[index])){+.+.}-{3:3}, at: diFree+0x2cc/0x26c0 fs/jfs/jfs_imap.c:886 #1: ffff0000eb8ff038 (&jfs_ip->rdwrlock/1){.+.+}-{3:3}, at: diFree+0x2e0/0x26c0 fs/jfs/jfs_imap.c:891 2 locks held by jfsCommit/240: #0: ffff0000db280920 (&(imap->im_aglock[index])){+.+.}-{3:3}, at: diFree+0x2cc/0x26c0 fs/jfs/jfs_imap.c:886 #1: ffff0000eb8fa638 (&jfs_ip->rdwrlock/1){.+.+}-{3:3}, at: diFree+0x2e0/0x26c0 fs/jfs/jfs_imap.c:891 4 locks held by kworker/u4:5/853: #0: ffff0000c038c138 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x66c/0x11b8 kernel/workqueue.c:2283 #1: ffff80001e717c00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 kernel/workqueue.c:2285 #2: ffff800016a2ae90 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xf4/0x9bc net/core/net_namespace.c:558 #3: ffff800016a36668 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:72 4 locks held by kworker/1:2/1705: #0: ffff0001b481f958 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:475 [inline] #0: ffff0001b481f958 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1326 [inline] #0: ffff0001b481f958 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1621 [inline] #0: ffff0001b481f958 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x328/0x1e48 kernel/sched/core.c:6290 #1: ffff0001b480cc48 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x438/0x66c kernel/sched/psi.c:891 #2: ffff0001b480d498 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x108/0x214 kernel/time/timer.c:946 #3: ffff800018629580 (&obj_hash[i].lock){-.-.}-{2:2}, at: debug_object_activate+0x7c/0x4b0 lib/debugobjects.c:693 2 locks held by getty/3729: #0: ffff0000d23e7098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 drivers/tty/tty_ldsem.c:340 #1: ffff800018e132e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1204 drivers/tty/n_tty.c:2158 1 lock held by syz-executor.1/3999: #0: ffff0000d60f60e0 (&type->s_umount_key#69){++++}-{3:3}, at: deactivate_super+0x100/0x128 fs/super.c:365 3 locks held by kworker/1:14/4366: #0: ffff0000c0020938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x66c/0x11b8 kernel/workqueue.c:2283 #1: ffff80001ebc7c00 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 kernel/workqueue.c:2285 #2: ffff0000f2d3a240 (&data->fib_lock){+.+.}-{3:3}, at: nsim_fib_event_work+0x274/0x33c4 drivers/net/netdevsim/fib.c:1478 3 locks held by kworker/1:15/4531: #0: ffff0000d20fb938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x66c/0x11b8 kernel/workqueue.c:2283 #1: ffff80001d887c00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 kernel/workqueue.c:2285 #2: ffff800016a36668 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:72 1 lock held by syz-executor.1/7571: #0: ffff0000d60f60e0 (&type->s_umount_key#69){++++}-{3:3}, at: user_get_super+0x11c/0x240 fs/super.c:837 3 locks held by syz-executor.2/8686: #0: ffff800016a92690 (cb_lock){++++}-{3:3}, at: genl_rcv+0x28/0x50 net/netlink/genetlink.c:802 #1: ffff800016a92548 (genl_mutex){+.+.}-{3:3}, at: genl_lock net/netlink/genetlink.c:33 [inline] #1: ffff800016a92548 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg+0x114/0x1018 net/netlink/genetlink.c:790 #2: ffff800016a36668 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:72 1 lock held by syz-executor.3/8734: #0: ffff800016a36668 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:72 [inline] #0: ffff800016a36668 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0xa2c/0xdac net/core/rtnetlink.c:5626 1 lock held by syz-executor.0/8782: #0: ffff800016a36668 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:72 [inline] #0: ffff800016a36668 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0xa2c/0xdac net/core/rtnetlink.c:5626 2 locks held by syz-executor.1/8851: #0: ffff800016a2ae90 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x2dc/0x5e4 net/core/net_namespace.c:469 #1: ffff800016a36668 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:72 2 locks held by syz-executor.4/8874: =============================================