INFO: task jfsCommit:101 blocked for more than 143 seconds. Not tainted 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:jfsCommit state:D stack:0 pid:101 tgid:101 ppid:2 task_flags:0x200040 flags:0x00000010 Call trace: __switch_to+0x414/0x834 arch/arm64/kernel/process.c:735 (T) context_switch kernel/sched/core.c:5382 [inline] __schedule+0x13b0/0x28d4 kernel/sched/core.c:6767 __schedule_loop kernel/sched/core.c:6845 [inline] schedule+0xb4/0x230 kernel/sched/core.c:6860 io_schedule+0x84/0xf0 kernel/sched/core.c:7742 __lock_metapage+0x19c/0x434 fs/jfs/jfs_metapage.c:51 lock_metapage fs/jfs/jfs_metapage.c:65 [inline] __get_metapage+0x7d8/0xe8c fs/jfs/jfs_metapage.c:640 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:847 Showing all locks held in the system: 4 locks held by kworker/u8:0/12: 1 lock held by khungtaskd/32: #0: ffff80008f508920 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x4/0x48 include/linux/rcupdate.h:330 2 locks held by jfsCommit/101: #0: ffff0000d0a88920 (&(imap->im_aglock[index])){+.+.}-{4:4}, at: diFree+0x21c/0x2510 fs/jfs/jfs_imap.c:889 #1: ffff0000f78c1ce0 (&jfs_ip->rdwrlock/1){.+.+}-{4:4}, at: diFree+0x230/0x2510 fs/jfs/jfs_imap.c:894 2 locks held by kworker/u8:7/1961: 3 locks held by kworker/0:2/3888: #0: ffff0000c0028d48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x658/0x156c kernel/workqueue.c:3212 #1: ffff80009d8a7bc0 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_one_work+0x6ec/0x156c kernel/workqueue.c:3212 #2: ffff0000f1709240 (&data->fib_lock){+.+.}-{4:4}, at: nsim_fib_event_work+0x1cc/0x25b8 drivers/net/netdevsim/fib.c:1490 1 lock held by dhcpcd/6158: 2 locks held by getty/6252: #0: ffff0000d24630a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff80009b5be2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x34c/0xfa0 drivers/tty/n_tty.c:2222 3 locks held by kworker/u8:11/7742: #0: ffff0000c183a148 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x658/0x156c kernel/workqueue.c:3212 #1: ffff8000a0617bc0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x6ec/0x156c kernel/workqueue.c:3212 #2: ffff800092481e50 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0x138/0x9c0 net/core/net_namespace.c:608 3 locks held by kworker/u8:12/8131: #0: ffff0000d209b948 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x658/0x156c kernel/workqueue.c:3212 #1: ffff8000a3817bc0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6ec/0x156c kernel/workqueue.c:3212 #2: ffff80009248e928 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:80 1 lock held by syz-executor/8829: 2 locks held by syz.0.746/9379: 2 locks held by syz.4.747/9372: 2 locks held by syz.2.750/9391: =============================================