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 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/u4:3/153: 2 locks held by jfsCommit/239: #0: ffff0000d6648920 (&(imap->im_aglock[index])){+.+.}-{3:3}, at: diFree+0x2cc/0x26c0 fs/jfs/jfs_imap.c:886 #1: ffff0000e83a5db8 (&jfs_ip->rdwrlock/1){.+.+}-{3:3}, at: diFree+0x2e0/0x26c0 fs/jfs/jfs_imap.c:891 2 locks held by jfsCommit/240: #0: ffff0000da790920 (&(imap->im_aglock[index])){+.+.}-{3:3}, at: diFree+0x2cc/0x26c0 fs/jfs/jfs_imap.c:886 #1: ffff0000e82b7038 (&jfs_ip->rdwrlock/1){.+.+}-{3:3}, at: diFree+0x2e0/0x26c0 fs/jfs/jfs_imap.c:891 2 locks held by getty/3732: #0: ffff0000d3a38098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 drivers/tty/tty_ldsem.c:340 #1: ffff800018e262e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1204 drivers/tty/n_tty.c:2158 2 locks held by kworker/0:2/3971: #0: ffff0000c0021938 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x66c/0x11b8 kernel/workqueue.c:2283 #1: ffff80001c887c00 ((work_completion)(&rew.rew_work)){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 kernel/workqueue.c:2285 1 lock held by syz-executor.0/3983: #0: ffff0000e6aae0e0 (&type->s_umount_key#67){+.+.}-{3:3}, at: deactivate_super+0x100/0x128 fs/super.c:365 1 lock held by syz-executor.4/3993: #0: ffff0000daf220e0 (&type->s_umount_key#67){+.+.}-{3:3}, at: deactivate_super+0x100/0x128 fs/super.c:365 2 locks held by kworker/0:5/4050: #0: ffff0000c0020938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x66c/0x11b8 kernel/workqueue.c:2283 #1: ffff80001cf87c00 (key_gc_work){+.+.}-{0:0}, at: process_one_work+0x6ac/0x11b8 kernel/workqueue.c:2285 1 lock held by syz-executor.1/5515: #0: ffff0000cd5ea0e0 (&type->s_umount_key#67){+.+.}-{3:3}, at: deactivate_super+0x100/0x128 fs/super.c:365 4 locks held by syz-executor.4/7355: #0: ffff0000d2210308 (&xt[i].mutex){+.+.}-{3:3}, at: xt_find_table_lock+0x64/0x38c net/netfilter/x_tables.c:1242 #1: ffff0001b47fe958 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:475 [inline] #1: ffff0001b47fe958 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1326 [inline] #1: ffff0001b47fe958 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1621 [inline] #1: ffff0001b47fe958 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x328/0x1e48 kernel/sched/core.c:6290 #2: ffff0001b47ebc48 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x438/0x66c kernel/sched/psi.c:891 #3: ffff0000db0d5580 (elock-AF_INET){..-.}-{2:2}, at: skb_dequeue net/core/skbuff.c:3250 [inline] #3: ffff0000db0d5580 (elock-AF_INET){..-.}-{2:2}, at: skb_queue_purge+0x40/0x1a4 net/core/skbuff.c:3288 1 lock held by syz-executor.3/9664: #0: ffff800014b15aa8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:290 [inline] #0: ffff800014b15aa8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x320/0x660 kernel/rcu/tree_exp.h:845 =============================================