INFO: task jfsCommit:2133 blocked for more than 143 seconds.
      Not tainted 5.11.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:jfsCommit       state:D stack:28112 pid: 2133 ppid:     2 flags:0x00004000
Call Trace:
 context_switch kernel/sched/core.c:4327 [inline]
 __schedule+0x8de/0x2170 kernel/sched/core.c:5078
 schedule+0xcf/0x270 kernel/sched/core.c:5157
 io_schedule+0xba/0x130 kernel/sched/core.c:6852
 __lock_metapage fs/jfs/jfs_metapage.c:49 [inline]
 lock_metapage+0x210/0x360 fs/jfs/jfs_metapage.c:63
 __get_metapage+0x2f4/0xd00 fs/jfs/jfs_metapage.c:640
 diIAGRead.isra.0+0xab/0x120 fs/jfs/jfs_imap.c:2664
 diFree+0x8a9/0x3340 fs/jfs/jfs_imap.c:957
 jfs_evict_inode+0x297/0x360 fs/jfs/inode.c:154
 evict+0x296/0x5d0 fs/inode.c:577
 txUpdateMap+0x75d/0x9c0 fs/jfs/jfs_txnmgr.c:2399
 txLazyCommit fs/jfs/jfs_txnmgr.c:2696 [inline]
 jfs_lazycommit+0x53c/0x9e0 fs/jfs/jfs_txnmgr.c:2764
 kthread+0x36f/0x450 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296

Showing all locks held in the system:
1 lock held by khungtaskd/1542:
 #0: ffffffff8a767b40 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6259
2 locks held by jfsCommit/2132:
 #0: ffff8880255e8920 (&(imap->im_aglock[index])){+.+.}-{3:3}, at: diFree+0x261/0x3340 fs/jfs/jfs_imap.c:887
 #1: ffff888033982ca8 (&jfs_ip->rdwrlock/1){.+.+}-{3:3}, at: diFree+0x27a/0x3340 fs/jfs/jfs_imap.c:892
2 locks held by jfsCommit/2133:
 #0: ffff888016ac0920 (&(imap->im_aglock[index])){+.+.}-{3:3}, at: diFree+0x261/0x3340 fs/jfs/jfs_imap.c:887
 #1: ffff88803397a3f8 (&jfs_ip->rdwrlock/1){.+.+}-{3:3}, at: diFree+0x27a/0x3340 fs/jfs/jfs_imap.c:892
2 locks held by getty/5070:
 #0: ffff888023cb1098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x1f/0x70 drivers/tty/tty_ldisc.c:266
 #1: ffffc900016032e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x1e4/0x1750 drivers/tty/n_tty.c:2155
1 lock held by syz-executor.0/6563:
 #0: ffff888025e4c0e0 (&type->s_umount_key#47){+.+.}-{3:3}, at: deactivate_super+0x5f/0x80 fs/super.c:365

=============================================

NMI backtrace for cpu 1
CPU: 1 PID: 1542 Comm: khungtaskd Not tainted 5.11.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
Call Trace:
 __dump_stack lib/dump_stack.c:79 [inline]
 dump_stack+0x9a/0xcc lib/dump_stack.c:120
 nmi_cpu_backtrace.cold+0x30/0x99 lib/nmi_backtrace.c:105
 nmi_trigger_cpumask_backtrace+0x11f/0x170 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:209 [inline]
 watchdog+0x951/0xc20 kernel/hung_task.c:294
 kthread+0x36f/0x450 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:60 [inline]
NMI backtrace for cpu 0 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:103 [inline]
NMI backtrace for cpu 0 skipped: idling at acpi_safe_halt drivers/acpi/processor_idle.c:110 [inline]
NMI backtrace for cpu 0 skipped: idling at acpi_idle_do_entry+0x161/0x1c0 drivers/acpi/processor_idle.c:516