INFO: task jfsCommit:100 blocked for more than 143 seconds. Not tainted 6.16.0-rc6-syzkaller-gaaef6f251176 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:jfsCommit state:D stack:0 pid:100 tgid:100 ppid:2 task_flags:0x200040 flags:0x00000010 Call trace: __switch_to+0x414/0x834 arch/arm64/kernel/process.c:741 (T) context_switch kernel/sched/core.c:5397 [inline] __schedule+0x1414/0x2a28 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0xb4/0x230 kernel/sched/core.c:6879 io_schedule+0x84/0xf0 kernel/sched/core.c:7724 __lock_metapage+0x19c/0x434 fs/jfs/jfs_metapage.c:52 lock_metapage fs/jfs/jfs_metapage.c:66 [inline] __get_metapage+0x7d8/0xe8c fs/jfs/jfs_metapage.c:746 diIAGRead+0xe4/0x14c fs/jfs/jfs_imap.c:2672 diFree+0x738/0x2510 fs/jfs/jfs_imap.c:959 jfs_evict_inode+0x2c4/0x3e8 fs/jfs/inode.c:156 evict+0x414/0x928 fs/inode.c:810 iput_final fs/inode.c:1898 [inline] iput+0x6e4/0x83c fs/inode.c:1924 txUpdateMap+0x798/0x8d0 fs/jfs/jfs_txnmgr.c:2367 txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline] jfs_lazycommit+0x394/0x94c fs/jfs/jfs_txnmgr.c:2733 kthread+0x5fc/0x75c kernel/kthread.c:464 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:843 Showing all locks held in the system: 1 lock held by khungtaskd/32: #0: ffff80008f869980 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x4/0x48 include/linux/rcupdate.h:330 2 locks held by jfsCommit/99: #0: ffff0000d43d0920 (&(imap->im_aglock[index])){+.+.}-{4:4}, at: diFree+0x21c/0x2510 fs/jfs/jfs_imap.c:889 #1: ffff0000f5486fd8 (&jfs_ip->rdwrlock/1){.+.+}-{4:4}, at: diFree+0x230/0x2510 fs/jfs/jfs_imap.c:894 2 locks held by jfsCommit/100: #0: ffff0000c1e60920 (&(imap->im_aglock[index])){+.+.}-{4:4}, at: diFree+0x21c/0x2510 fs/jfs/jfs_imap.c:889 #1: ffff0000f5482618 (&jfs_ip->rdwrlock/1){.+.+}-{4:4}, at: diFree+0x230/0x2510 fs/jfs/jfs_imap.c:894 2 locks held by getty/6291: #0: ffff0000d2a5c0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff80009ba4b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x34c/0xfa4 drivers/tty/n_tty.c:2222 2 locks held by syz-executor/6535: #0: ffff0000d84980e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock fs/super.c:57 [inline] #0: ffff0000d84980e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock_excl fs/super.c:72 [inline] #0: ffff0000d84980e0 (&type->s_umount_key#78){++++}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:506 #1: ffff80008fc985c8 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xb0/0x4c4 fs/jfs/jfs_logmgr.c:1444 2 locks held by syz-executor/7216: #0: ffff0000fe7460e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock fs/super.c:57 [inline] #0: ffff0000fe7460e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock_excl fs/super.c:72 [inline] #0: ffff0000fe7460e0 (&type->s_umount_key#78){++++}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:506 #1: ffff80008fc985c8 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xb0/0x4c4 fs/jfs/jfs_logmgr.c:1444 2 locks held by kworker/u8:11/7368: 2 locks held by syz-executor/7400: #0: ffff0000d44d00e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock fs/super.c:57 [inline] #0: ffff0000d44d00e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock_excl fs/super.c:72 [inline] #0: ffff0000d44d00e0 (&type->s_umount_key#78){++++}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:506 #1: ffff80008fc985c8 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xb0/0x4c4 fs/jfs/jfs_logmgr.c:1444 2 locks held by syz-executor/7601: #0: ffff0000c9b640e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock fs/super.c:57 [inline] #0: ffff0000c9b640e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock_excl fs/super.c:72 [inline] #0: ffff0000c9b640e0 (&type->s_umount_key#78){++++}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:506 #1: ffff80008fc985c8 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xb0/0x4c4 fs/jfs/jfs_logmgr.c:1444 1 lock held by syz-executor/7649: #0: ffff0000d0a1a0e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock fs/super.c:57 [inline] #0: ffff0000d0a1a0e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock_excl fs/super.c:72 [inline] #0: ffff0000d0a1a0e0 (&type->s_umount_key#78){++++}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:506 2 locks held by syz-executor/7877: #0: ffff0000c86060e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock fs/super.c:57 [inline] #0: ffff0000c86060e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock_excl fs/super.c:72 [inline] #0: ffff0000c86060e0 (&type->s_umount_key#78){++++}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:506 #1: ffff80008fc985c8 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xb0/0x4c4 fs/jfs/jfs_logmgr.c:1444 2 locks held by syz-executor/7925: #0: ffff0000d19720e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock fs/super.c:57 [inline] #0: ffff0000d19720e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock_excl fs/super.c:72 [inline] #0: ffff0000d19720e0 (&type->s_umount_key#78){++++}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:506 #1: ffff80008fc985c8 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xb0/0x4c4 fs/jfs/jfs_logmgr.c:1444 2 locks held by syz.1.157/8078: #0: ffff0000c2c160e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock fs/super.c:57 [inline] #0: ffff0000c2c160e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock_excl fs/super.c:72 [inline] #0: ffff0000c2c160e0 (&type->s_umount_key#78){++++}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:506 #1: ffff80008fc985c8 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xb0/0x4c4 fs/jfs/jfs_logmgr.c:1444 1 lock held by syz.4.432/9929: #0: ffff0000d84980e0 (&type->s_umount_key#78){++++}-{4:4}, at: __super_lock fs/super.c:59 [inline] #0: ffff0000d84980e0 (&type->s_umount_key#78){++++}-{4:4}, at: super_lock+0x240/0x32c fs/super.c:121 1 lock held by syz.6.465/10228: #0: ffff8000928c78e8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:80 2 locks held by syz-executor/10209: 2 locks held by syz.7.467/10214: 2 locks held by age_extent_cach/10222: =============================================