INFO: task jfsCommit:117 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:jfsCommit       state:D stack:28944 pid:117   tgid:117   ppid:2      task_flags:0x200040 flags:0x00080000
Call Trace:
 <TASK>
 __schedule+0x14ef/0x4fb0
 schedule+0x164/0x360
 io_schedule+0x7f/0xd0
 lock_metapage+0x1ff/0x400
 __get_metapage+0x49a/0xde0
 diIAGRead+0xce/0x140
 diFree+0x9de/0x2ca0
 jfs_evict_inode+0x331/0x440
 evict+0x61e/0xb10
 jfs_lazycommit+0x43d/0xaa0
 kthread+0x726/0x8b0
 ret_from_fork+0x51b/0xa40
 ret_from_fork_asm+0x1a/0x30
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/35:
 #0: ffffffff8e341ae0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
2 locks held by jfsCommit/117:
 #0: ffff888022e18920 (&(imap->im_aglock[index])){+.+.}-{4:4}, at: diFree+0x2e9/0x2ca0
 #1: ffff8881bdb48138 (&jfs_ip->rdwrlock/1){++++}-{4:4}, at: diFree+0x307/0x2ca0
3 locks held by kworker/u9:14/3785:
 #0: ffff888100089948 ((wq_completion)events_unbound#2){+.+.}-{0:0}, at: process_scheduled_works+0x9d4/0x17a0
 #1: ffffc9002365fbc0 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0xa0f/0x17a0
 #2: ffffffff8f715d08 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0xe/0x60
2 locks held by getty/5646:
 #0: ffff8881137550a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
 #1: ffffc9000356b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45c/0x13c0
3 locks held by kworker/1:5/6105:
 #0: ffff8881052da148 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_scheduled_works+0x9d4/0x17a0
 #1: ffffc90004df7bc0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_scheduled_works+0xa0f/0x17a0
 #2: ffff88810a06a198 (&dev->mutex){....}-{4:4}, at: hub_event+0x17f/0x4f30
4 locks held by kworker/1:7/6481:
2 locks held by syz-executor/8601:
2 locks held by syz.2.1888/16334:
 #0: ffffffff8f715d08 (rtnl_mutex){+.+.}-{4:4}, at: tun_chr_close+0x3e/0x1c0
 #1: ffffffff8e347638 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x2d0/0x770
3 locks held by syz.1.1895/16367:

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

NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 35 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150
 nmi_cpu_backtrace+0x274/0x2d0
 nmi_trigger_cpumask_backtrace+0x17a/0x300
 sys_info+0x135/0x170
 watchdog+0xf90/0xfe0
 kthread+0x726/0x8b0
 ret_from_fork+0x51b/0xa40
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 6481 Comm: kworker/1:7 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Workqueue: usb_hub_wq hub_event
RIP: 0010:sprintf+0xb2/0x140
Code: c7 44 2c 08 f3 f3 f3 f3 e8 1b b8 50 f6 66 43 c7 44 2c 04 00 00 43 c6 44 2c 06 00 ba 18 00 00 00 4c 89 ff 31 f6 e8 4e 18 b8 f6 <48> b8 10 00 00 00 30 00 00 00 48 89 44 24 60 48 8d 45 10 48 89 44
RSP: 0018:ffffc900041a68a0 EFLAGS: 00000246
RAX: ffffc900041a6900 RBX: ffffffff8b8bb9e0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc900041a6918
RBP: ffffc900041a6990 R08: ffffc900041a6917 R09: 0000000000000000
R10: ffffc900041a6900 R11: fffff52000834d23 R12: 1ffff92000834d1c
R13: dffffc0000000000 R14: ffffc900041a6aee R15: ffffc900041a6900
FS:  0000000000000000(0000) GS:ffff8882a9a09000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1141784900 CR3: 000000002e032000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 info_print_prefix+0x20f/0x360
 record_print_text+0x176/0x450
 printk_get_next_message+0x29c/0x880
 console_flush_all+0x501/0xb20
 console_unlock+0xd1/0x1c0
 vprintk_emit+0x485/0x560
 dev_vprintk_emit+0x355/0x420
 dev_printk_emit+0xee/0x140
 _dev_notice+0x11e/0x180
 usb_get_configuration+0x2c66/0x5450
 usb_new_device+0x145/0x16f0
 hub_event+0x2a1c/0x4f30
 process_scheduled_works+0xaec/0x17a0
 worker_thread+0x89f/0xd90
 kthread+0x726/0x8b0
 ret_from_fork+0x51b/0xa40
 ret_from_fork_asm+0x1a/0x30
 </TASK>
