INFO: task jfsCommit:102 blocked for more than 143 seconds. Not tainted 6.14.0-rc7-syzkaller-00205-g586de92313fc #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:jfsCommit state:D stack:0 pid:102 tgid:102 ppid:2 task_flags:0x200040 flags:0x00000008 Call trace: __switch_to+0x414/0x788 arch/arm64/kernel/process.c:701 (T) context_switch kernel/sched/core.c:5378 [inline] __schedule+0x1384/0x25a0 kernel/sched/core.c:6765 __schedule_loop kernel/sched/core.c:6842 [inline] schedule+0xbc/0x238 kernel/sched/core.c:6857 io_schedule+0x8c/0x124 kernel/sched/core.c:7690 __lock_metapage+0x1d4/0x42c fs/jfs/jfs_metapage.c:51 lock_metapage fs/jfs/jfs_metapage.c:65 [inline] __get_metapage+0x784/0x12e0 fs/jfs/jfs_metapage.c:640 diIAGRead+0xe4/0x14c fs/jfs/jfs_imap.c:2672 diFree+0x824/0x26d0 fs/jfs/jfs_imap.c:959 jfs_evict_inode+0x2d0/0x3f4 fs/jfs/inode.c:156 evict+0x444/0x978 fs/inode.c:796 iput_final fs/inode.c:1946 [inline] iput+0x740/0x8e8 fs/inode.c:1972 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+0x5f8/0x744 kernel/kthread.c:464 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862 Showing all locks held in the system: 1 lock held by khungtaskd/32: #0: ffff80008ec515a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:336 2 locks held by jfsCommit/101: #0: ffff0000e5ee0920 (&(imap->im_aglock[index])){+.+.}-{4:4}, at: diFree+0x2cc/0x26d0 fs/jfs/jfs_imap.c:889 #1: ffff0000eeeaa618 (&jfs_ip->rdwrlock/1){.+.+}-{4:4}, at: diFree+0x2e0/0x26d0 fs/jfs/jfs_imap.c:894 2 locks held by jfsCommit/102: #0: ffff0000e6288920 (&(imap->im_aglock[index])){+.+.}-{4:4}, at: diFree+0x2cc/0x26d0 fs/jfs/jfs_imap.c:889 #1: ffff0000eefda618 (&jfs_ip->rdwrlock/1){.+.+}-{4:4}, at: diFree+0x2e0/0x26d0 fs/jfs/jfs_imap.c:894 2 locks held by getty/5803: #0: ffff0000cd7860a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff80009a46b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x41c/0x1228 drivers/tty/n_tty.c:2211 2 locks held by syz-executor/6797: #0: ffff0000ebeb20e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000ebeb20e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff0000ebeb20e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:505 #1: ffff80008f06c148 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xc8/0x4d4 fs/jfs/jfs_logmgr.c:1444 2 locks held by syz-executor/6798: #0: ffff0000cea2c0e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000cea2c0e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff0000cea2c0e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:505 #1: ffff80008f06c148 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xc8/0x4d4 fs/jfs/jfs_logmgr.c:1444 1 lock held by syz-executor/6799: #0: ffff0000cdc440e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000cdc440e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff0000cdc440e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:505 2 locks held by syz-executor/6806: #0: ffff0000ea9420e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000ea9420e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff0000ea9420e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:505 #1: ffff80008f06c148 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xc8/0x4d4 fs/jfs/jfs_logmgr.c:1444 1 lock held by syz-executor/7260: #0: ffff0000ee0e80e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000ee0e80e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff0000ee0e80e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:505 2 locks held by syz-executor/7449: #0: ffff0000d8b420e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000d8b420e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff0000d8b420e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:505 #1: ffff80008f06c148 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xc8/0x4d4 fs/jfs/jfs_logmgr.c:1444 2 locks held by syz-executor/7599: #0: ffff0000ec6260e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000ec6260e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff0000ec6260e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:505 #1: ffff80008f06c148 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xc8/0x4d4 fs/jfs/jfs_logmgr.c:1444 2 locks held by syz-executor/7605: #0: ffff0000f0e1a0e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000f0e1a0e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff0000f0e1a0e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:505 #1: ffff80008f06c148 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xc8/0x4d4 fs/jfs/jfs_logmgr.c:1444 2 locks held by syz-executor/7622: #0: ffff0000f13260e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000f13260e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff0000f13260e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:505 #1: ffff80008f06c148 (jfs_log_mutex){+.+.}-{4:4}, at: lmLogClose+0xc8/0x4d4 fs/jfs/jfs_logmgr.c:1444 1 lock held by syz-executor/7663: #0: ffff0000caed60e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock fs/super.c:56 [inline] #0: ffff0000caed60e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff0000caed60e0 (&type->s_umount_key#52){+.+.}-{4:4}, at: deactivate_super+0xd8/0x100 fs/super.c:505 2 locks held by syz.3.646/10670: 2 locks held by syz.5.647/10677: 4 locks held by cmp/10683: 1 lock held by syz.4.649/10685: =============================================