INFO: task jfsCommit:240 blocked for more than 143 seconds. Not tainted 5.15.176-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+0x308/0x588 arch/arm64/kernel/process.c:518 context_switch kernel/sched/core.c:5027 [inline] __schedule+0xf10/0x1e48 kernel/sched/core.c:6373 schedule+0x11c/0x1c8 kernel/sched/core.c:6456 io_schedule+0x8c/0x194 kernel/sched/core.c:8481 __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:2672 diFree+0x800/0x26c0 fs/jfs/jfs_imap.c:959 jfs_evict_inode+0x2d8/0x408 fs/jfs/inode.c:156 evict+0x418/0x894 fs/inode.c:622 iput_final fs/inode.c:1744 [inline] iput+0x744/0x824 fs/inode.c:1770 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 jfsCommit:241 blocked for more than 144 seconds. Not tainted 5.15.176-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:jfsCommit state:D stack: 0 pid: 241 ppid: 2 flags:0x00000008 Call trace: __switch_to+0x308/0x588 arch/arm64/kernel/process.c:518 context_switch kernel/sched/core.c:5027 [inline] __schedule+0xf10/0x1e48 kernel/sched/core.c:6373 schedule+0x11c/0x1c8 kernel/sched/core.c:6456 io_schedule+0x8c/0x194 kernel/sched/core.c:8481 __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:2672 diFree+0x800/0x26c0 fs/jfs/jfs_imap.c:959 jfs_evict_inode+0x2d8/0x408 fs/jfs/inode.c:156 evict+0x418/0x894 fs/inode.c:622 iput_final fs/inode.c:1744 [inline] iput+0x744/0x824 fs/inode.c:1770 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:4027 blocked for more than 144 seconds. Not tainted 5.15.176-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack: 0 pid: 4027 ppid: 1 flags:0x0000000c Call trace: __switch_to+0x308/0x588 arch/arm64/kernel/process.c:518 context_switch kernel/sched/core.c:5027 [inline] __schedule+0xf10/0x1e48 kernel/sched/core.c:6373 schedule+0x11c/0x1c8 kernel/sched/core.c:6456 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+0x70/0x2f0 fs/super.c:448 kill_block_super+0x70/0xdc fs/super.c:1427 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:188 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0x670/0x20bc kernel/exit.c:874 do_group_exit+0x110/0x268 kernel/exit.c:996 __do_sys_exit_group kernel/exit.c:1007 [inline] __se_sys_exit_group kernel/exit.c:1005 [inline] __wake_up_parent+0x0/0x60 kernel/exit.c:1005 __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: 3 locks held by kworker/u4:0/9: #0: ffff0000c038c138 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x66c/0x11b8 kernel/workqueue.c:2283 #1: ffff80001bce7c00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 kernel/workqueue.c:2285 #2: ffff800016c98950 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0xf4/0x9bc net/core/net_namespace.c:561 1 lock held by khungtaskd/27: #0: ffff800014d32360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:311 2 locks held by kworker/u4:3/153: 2 locks held by jfsCommit/240: #0: ffff0000d5838920 (&(imap->im_aglock[index])){+.+.}-{3:3}, at: diFree+0x2cc/0x26c0 fs/jfs/jfs_imap.c:889 #1: ffff0000e8645db8 (&jfs_ip->rdwrlock/1){.+.+}-{3:3}, at: diFree+0x2e0/0x26c0 fs/jfs/jfs_imap.c:894 2 locks held by jfsCommit/241: #0: ffff0000cdca8920 (&(imap->im_aglock[index])){+.+.}-{3:3}, at: diFree+0x2cc/0x26c0 fs/jfs/jfs_imap.c:889 #1: ffff0000e870b8b8 (&jfs_ip->rdwrlock/1){.+.+}-{3:3}, at: diFree+0x2e0/0x26c0 fs/jfs/jfs_imap.c:894 2 locks held by getty/3783: #0: ffff0000d356e098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 drivers/tty/tty_ldsem.c:340 #1: ffff80001d1902e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1204 drivers/tty/n_tty.c:2158 1 lock held by syz-executor/4023: #0: ffff0000cd6440e0 (&type->s_umount_key#49){++++}-{3:3}, at: deactivate_super+0x100/0x128 fs/super.c:365 1 lock held by syz-executor/4027: #0: ffff0000dcb6e0e0 (&type->s_umount_key#49){++++}-{3:3}, at: deactivate_super+0x100/0x128 fs/super.c:365 2 locks held by syz-executor/4032: #0: ffff0000c90b80e0 (&type->s_umount_key#49){++++}-{3:3}, at: deactivate_super+0x100/0x128 fs/super.c:365 #1: ffff8000150cee68 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xc8/0x4d8 fs/jfs/jfs_logmgr.c:1452 2 locks held by syz-executor/4038: #0: ffff0000d07720e0 (&type->s_umount_key#49){++++}-{3:3}, at: deactivate_super+0x100/0x128 fs/super.c:365 #1: ffff8000150cee68 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xc8/0x4d8 fs/jfs/jfs_logmgr.c:1452 2 locks held by kworker/0:7/4072: #0: ffff0000c0020938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x66c/0x11b8 kernel/workqueue.c:2283 #1: ffff800020257c00 ((work_completion)(&pwq->unbound_release_work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 kernel/workqueue.c:2285 2 locks held by syz-executor/5049: #0: ffff0000e929c0e0 (&type->s_umount_key#49){++++}-{3:3}, at: deactivate_super+0x100/0x128 fs/super.c:365 #1: ffff8000150cee68 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xc8/0x4d8 fs/jfs/jfs_logmgr.c:1452 1 lock held by syz-executor/5261: #0: ffff0000c8e840e0 (&type->s_umount_key#49){++++}-{3:3}, at: deactivate_super+0x100/0x128 fs/super.c:365 2 locks held by syz-executor/5426: #0: ffff0000cbb960e0 (&type->s_umount_key#49){++++}-{3:3}, at: deactivate_super+0x100/0x128 fs/super.c:365 #1: ffff8000150cee68 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xc8/0x4d8 fs/jfs/jfs_logmgr.c:1452 2 locks held by kworker/0:14/5577: #0: ffff0000c0020938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x66c/0x11b8 kernel/workqueue.c:2283 #1: ffff800020837c00 ((work_completion)(&map->work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 kernel/workqueue.c:2285 2 locks held by syz-executor/5879: #0: ffff0000dab5e0e0 (&type->s_umount_key#49){++++}-{3:3}, at: deactivate_super+0x100/0x128 fs/super.c:365 #1: ffff8000150cee68 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xc8/0x4d8 fs/jfs/jfs_logmgr.c:1452 1 lock held by dhcpcd/6452: #0: ffff0000dbf24410 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:789 [inline] #0: ffff0000dbf24410 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: __sock_release net/socket.c:648 [inline] #0: ffff0000dbf24410 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: sock_close+0x80/0x1fc net/socket.c:1336 1 lock held by syz.2.405/7096: #0: ffff0000d07720e0 (&type->s_umount_key#49){++++}-{3:3}, at: user_get_super+0x11c/0x240 fs/super.c:850 1 lock held by syz.1.505/8039: #0: ffff0000dcb6e0e0 (&type->s_umount_key#49){++++}-{3:3}, at: iterate_supers+0xb0/0x1dc fs/super.c:716 1 lock held by syz.3.652/8890: #0: ffff0000ddc15c10 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:789 [inline] #0: ffff0000ddc15c10 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: __sock_release net/socket.c:648 [inline] #0: ffff0000ddc15c10 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: sock_close+0x80/0x1fc net/socket.c:1336 2 locks held by dhcpcd-run-hook/8917: #0: ffff0001b41ab918 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:475 [inline] #0: ffff0001b41ab918 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1326 [inline] #0: ffff0001b41ab918 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1621 [inline] #0: ffff0001b41ab918 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x328/0x1e48 kernel/sched/core.c:6287 #1: ffff0001b4198c48 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x438/0x66c kernel/sched/psi.c:891 =============================================