INFO: task jfsCommit:97 blocked for more than 144 seconds. Not tainted 6.12.0-rc3-syzkaller-g77a9c08f0659 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:jfsCommit state:D stack:0 pid:97 tgid:97 ppid:2 flags:0x00000008 Call trace: __switch_to+0x428/0x860 arch/arm64/kernel/process.c:700 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:860 Showing all locks held in the system: 1 lock held by khungtaskd/31: #0: ffff80008f9d0460 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:336 2 locks held by jfsCommit/97: #0: ffff0000c8e80920 (&(imap->im_aglock[index])){+.+.}-{3:3}, at: diFree+0x2cc/0x2648 fs/jfs/jfs_imap.c:889 #1: ffff0000db35a618 (&jfs_ip->rdwrlock/1){++++}-{3:3}, at: diFree+0x2e0/0x2648 fs/jfs/jfs_imap.c:894 2 locks held by getty/6178: #0: ffff0000d27ab0a0 (&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 2 locks held by syz-executor/6428: #0: ffff0000e48600e0 (&type->s_umount_key#74){+.+.}-{3:3}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000e48600e0 (&type->s_umount_key#74){+.+.}-{3:3}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff0000e48600e0 (&type->s_umount_key#74){+.+.}-{3:3}, at: deactivate_super+0xd8/0x100 fs/super.c:505 #1: ffff80008fdd6488 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xc8/0x4d4 fs/jfs/jfs_logmgr.c:1444 2 locks held by syz-executor/6438: #0: ffff0000ecaa00e0 (&type->s_umount_key#74){+.+.}-{3:3}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000ecaa00e0 (&type->s_umount_key#74){+.+.}-{3:3}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff0000ecaa00e0 (&type->s_umount_key#74){+.+.}-{3:3}, at: deactivate_super+0xd8/0x100 fs/super.c:505 #1: ffff80008fdd6488 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xc8/0x4d4 fs/jfs/jfs_logmgr.c:1444 3 locks held by kworker/1:5/6482: 2 locks held by syz-executor/6711: #0: ffff000105dac0e0 (&type->s_umount_key#32){++++}-{3:3}, at: __super_lock fs/super.c:56 [inline] #0: ffff000105dac0e0 (&type->s_umount_key#32){++++}-{3:3}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff000105dac0e0 (&type->s_umount_key#32){++++}-{3:3}, at: deactivate_super+0xd8/0x100 fs/super.c:505 #1: ffff80008fa7df88 (lock#2){+.+.}-{3:3}, at: __lru_add_drain_all+0x88/0x50c mm/swap.c:843 2 locks held by kworker/u8:21/8516: #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: ffff0001b363c388 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x394/0x5e8 kernel/sched/psi.c:987 2 locks held by syz.3.431/8632: #0: ffff0000dc1f80e0 (&type->s_umount_key#73/1){+.+.}-{3:3}, at: alloc_super+0x1b0/0x83c fs/super.c:344 #1: ffff80008fdd6488 (jfs_log_mutex){+.+.}-{3:3}, at: lmLogClose+0xc8/0x4d4 fs/jfs/jfs_logmgr.c:1444 1 lock held by syz.2.528/8968: #0: ffff0000e48600e0 (&type->s_umount_key#74){+.+.}-{3:3}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000e48600e0 (&type->s_umount_key#74){+.+.}-{3:3}, at: super_lock+0x208/0x33c fs/super.c:120 =============================================