INFO: task jfsCommit:123 blocked in I/O wait for more than 143 seconds.
      Tainted: G             L      syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:jfsCommit       state:D stack:27352 pid:123   tgid:123   ppid:2      task_flags:0x200040 flags:0x00080000
Call Trace:
 <TASK>
 __schedule+0x17d9/0x56c0
 schedule+0x164/0x2b0
 io_schedule+0x7f/0xd0
 lock_metapage+0x1fe/0x400
 __get_metapage+0x47a/0xdf0
 diIAGRead+0xce/0x140
 diFree+0x9dc/0x2d00
 jfs_evict_inode+0x324/0x430
 evict+0x624/0xb50
 jfs_lazycommit+0x44c/0xac0
 kthread+0x388/0x470
 ret_from_fork+0x514/0xb70
 ret_from_fork_asm+0x1a/0x30
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/34:
 #0: ffffffff8eb59c60 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
2 locks held by jfsCommit/123:
 #0: ffff888116e08910 (&(imap->im_aglock[index])){+.+.}-{4:4}, at: diFree+0x2ee/0x2d00
 #1: ffff8880120a8130 (&jfs_ip->rdwrlock/1){.+.+}-{4:4}, at: diFree+0x30c/0x2d00
2 locks held by getty/5464:
 #0: ffff8881714a60a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
 #1: ffffc900031882e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45a/0x1360
5 locks held by kworker/1:5/5714:
 #0: ffff888105689d40 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0
 #1: ffffc900061dfc40 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_scheduled_works+0xa20/0x14e0
 #2: ffff88810bd451d8 (&dev->mutex){....}-{4:4}, at: hub_event+0x184/0x4d30
 #3: ffff88810bd42568 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_event+0x20a1/0x4d30
 #4: ffff88810bd2e060 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_event+0x20c9/0x4d30
2 locks held by syz.9.1679/12702:

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

NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 34 Comm: khungtaskd Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
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/0x380
 sys_info+0x135/0x170
 watchdog+0xfd7/0x1030
 kthread+0x388/0x470
 ret_from_fork+0x514/0xb70
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 12702 Comm: syz.9.1679 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:__sanitizer_cov_trace_pc+0x10/0x70
Code: de 5b e9 73 79 62 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 65 48 8b 0d b8 84 a6 11 <65> 8b 15 d9 84 a6 11 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75
RSP: 0018:ffffc9000781f4b8 EFLAGS: 00000087
RAX: ffffffff820b0712 RBX: ffffea00046cab00 RCX: ffff888116329e00
RDX: 0000000000000002 RSI: 0100000000000000 RDI: 0300000000000000
RBP: ffffc9000781f5a0 R08: ffffffff9057c337 R09: 1ffffffff20af866
R10: dffffc0000000000 R11: fffffbfff20af867 R12: ffff888102aa26e0
R13: 0000000000000002 R14: 0100000000000000 R15: 0300000000000000
FS:  00007fac89c036c0(0000) GS:ffff88818d949000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fac7f9ff000 CR3: 000000011f41e000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 lru_gen_add_folio+0x5a2/0xcc0
 lru_add+0x772/0xe90
 folio_batch_move_lru+0x6e9/0xa60
 __folio_batch_add_and_move+0x510/0xc50
 shmem_alloc_and_add_folio+0xcc2/0xf60
 shmem_get_folio_gfp+0x5da/0x16d0
 shmem_write_begin+0x16c/0x330
 generic_perform_write+0x2d5/0x8f0
 shmem_file_write_iter+0xf8/0x120
 vfs_write+0x612/0xba0
 ksys_write+0x150/0x270
 do_syscall_64+0x174/0x580
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fac88d5e90e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007fac89c02da8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fac89c036c0 RCX: 00007fac88d5e90e
RDX: 0000000001000000 RSI: 00007fac7ea00000 RDI: 0000000000000004
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004
R13: 00007fac89c02ee0 R14: 00007fac89c02ea0 R15: 00007fac7ea00000
 </TASK>
