INFO: task kworker/1:1H:19770 blocked for more than 143 seconds.
      Not tainted 6.4.0-syzkaller-10098-g995b406c7e97 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:1H    state:D stack:26808 pid:19770 ppid:2      flags:0x00004000
Workqueue: xfs-log/loop1 xlog_ioend_work
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0x1873/0x48f0 kernel/sched/core.c:6710
 schedule+0xc3/0x180 kernel/sched/core.c:6786
 schedule_timeout+0xb0/0x310 kernel/time/timer.c:2143
 ___down_common+0x33e/0x5e0 kernel/locking/semaphore.c:225
 __down_common+0x64/0x250 kernel/locking/semaphore.c:246
 down+0x84/0xc0 kernel/locking/semaphore.c:63
 xfs_buf_lock+0x154/0x4b0 fs/xfs/xfs_buf.c:1119
 xfs_buf_item_unpin+0x1cd/0x6c0 fs/xfs/xfs_buf_item.c:581
 xfs_trans_committed_bulk+0x346/0x830 fs/xfs/xfs_trans.c:808
 xlog_cil_committed+0x26d/0xe40 fs/xfs/xfs_log_cil.c:795
 xlog_cil_process_committed+0x159/0x1a0 fs/xfs/xfs_log_cil.c:823
 xlog_state_shutdown_callbacks+0x2ba/0x3b0 fs/xfs/xfs_log.c:538
 xlog_force_shutdown+0x32c/0x390 fs/xfs/xfs_log.c:3837
 xlog_ioend_work+0xad/0x100 fs/xfs/xfs_log.c:1429
 process_one_work+0x92c/0x12c0 kernel/workqueue.c:2597
 worker_thread+0xa63/0x1210 kernel/workqueue.c:2748
 kthread+0x2b8/0x350 kernel/kthread.c:389
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
INFO: task syz-executor.2:28288 blocked for more than 144 seconds.
      Not tainted 6.4.0-syzkaller-10098-g995b406c7e97 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2  state:D stack:28168 pid:28288 ppid:5032   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0x1873/0x48f0 kernel/sched/core.c:6710
 schedule+0xc3/0x180 kernel/sched/core.c:6786
 xlog_wait+0x16e/0x1e0 fs/xfs/xfs_log_priv.h:617
 xlog_wait_on_iclog+0x307/0x4e0 fs/xfs/xfs_log.c:926
 xfs_fs_sync_fs+0xf1/0x360 fs/xfs/xfs_super.c:782
 iterate_supers+0x12b/0x1e0 fs/super.c:744
 ksys_sync+0xdb/0x1c0 fs/sync.c:104
 __do_sys_sync+0xe/0x20 fs/sync.c:113
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f903ae8c389
RSP: 002b:00007f903bbbd168 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f903afac050 RCX: 00007f903ae8c389
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f903aed7493 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffdd5eff51f R14: 00007f903bbbd300 R15: 0000000000022000
 </TASK>
INFO: task syz-executor.1:28281 blocked for more than 144 seconds.
      Not tainted 6.4.0-syzkaller-10098-g995b406c7e97 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:23432 pid:28281 ppid:5023   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0x1873/0x48f0 kernel/sched/core.c:6710
 schedule+0xc3/0x180 kernel/sched/core.c:6786
 xlog_wait+0x16e/0x1e0 fs/xfs/xfs_log_priv.h:617
 xlog_wait_on_iclog+0x307/0x4e0 fs/xfs/xfs_log.c:926
 xfs_log_force_seq+0x1da/0x450 fs/xfs/xfs_log.c:3409
 __xfs_trans_commit+0xb38/0x11d0 fs/xfs/xfs_trans.c:1021
 xfs_sync_sb_buf+0x14f/0x1e0 fs/xfs/libxfs/xfs_sb.c:1112
 xfs_ioc_setlabel fs/xfs/xfs_ioctl.c:1801 [inline]
 xfs_file_ioctl+0x1316/0x16a0 fs/xfs/xfs_ioctl.c:1899
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl+0xf8/0x170 fs/ioctl.c:856
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f8a4308c389
RSP: 002b:00007f8a43db0168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f8a431abf80 RCX: 00007f8a4308c389
RDX: 0000000020000080 RSI: 0000000041009432 RDI: 0000000000000004
RBP: 00007f8a430d7493 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffcd248221f R14: 00007f8a43db0300 R15: 0000000000022000
 </TASK>

Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/13:
 #0: ffffffff8d326af0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xd20 kernel/rcu/tasks.h:522
1 lock held by rcu_tasks_trace/14:
 #0: ffffffff8d326eb0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xd20 kernel/rcu/tasks.h:522
1 lock held by khungtaskd/28:
 #0: ffffffff8d326920 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
2 locks held by getty/4747:
 #0: ffff8880295c7098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
 #1: ffffc900015a02f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b1/0x1db0 drivers/tty/n_tty.c:2176
2 locks held by kworker/1:1H/19770:
 #0: ffff88807acffd38 ((wq_completion)xfs-log/loop1){+.+.}-{0:0}, at: process_one_work+0x7e3/0x12c0 kernel/workqueue.c:2569
 #1: ffffc9001670fd20 ((work_completion)(&iclog->ic_end_io_work)){+.+.}-{0:0}, at: process_one_work+0x82b/0x12c0 kernel/workqueue.c:2571
1 lock held by syz-executor.2/28288:
 #0: ffff8880235880e0 (&type->s_umount_key#61){++++}-{3:3}, at: iterate_supers+0xb0/0x1e0 fs/super.c:742
1 lock held by syz-executor.1/28281:
 #0: ffff888023588410 (sb_writers#20){.+.+}-{0:0}, at: mnt_want_write_file+0x61/0x200 fs/namespace.c:447
3 locks held by syz-executor.0/30103:
 #0: ffff88808e11c0e0 (&type->s_umount_key#60/1){+.+.}-{3:3}, at: alloc_super+0x217/0x920 fs/super.c:228
 #1: ffffffff922371b0 (&obj_hash[i].lock){-.-.}-{2:2}, at: rcu_lock_acquire+0x5/0x40 include/linux/rcupdate.h:301
 #2: ffff8880b99287c8 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_change+0xfd/0x280 kernel/sched/psi.c:919

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

NMI backtrace for cpu 1
CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.4.0-syzkaller-10098-g995b406c7e97 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106
 nmi_cpu_backtrace+0x498/0x4d0 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x187/0x300 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]
 watchdog+0xec2/0xf00 kernel/hung_task.c:379
 kthread+0x2b8/0x350 kernel/kthread.c:389
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 30122 Comm: syz-executor.5 Not tainted 6.4.0-syzkaller-10098-g995b406c7e97 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
RIP: 0010:asm_exc_page_fault+0x0/0x30 arch/x86/include/asm/idtentry.h:570
Code: 74 24 28 ff 74 24 28 ff 74 24 28 ff 74 24 28 ff 74 24 28 e8 e2 05 00 00 48 89 c4 48 89 e7 e8 07 b3 d9 ff e9 c2 06 00 00 66 90 <f3> 0f 1e fa 0f 01 ca fc e8 c3 05 00 00 48 89 c4 48 89 e7 48 8b 74
RSP: 0000:fffffe0000002fd0 EFLAGS: 00000006
RAX: 0000000000308001 RBX: 00007fb27afbd660 RCX: 0000000000000001
RDX: 0000000000000080 RSI: 00007fb2709ff000 RDI: 00007fb27afbd700
RBP: 0000000000000102 R08: 0000000000000000 R09: 0000000000308000
R10: 0000000000000000 R11: 00007fb27afbd670 R12: 00007fb27afbd670
R13: 00007fb27afbd700 R14: 0000000000000001 R15: 0000000000000000
FS:  00007fb27afbe700(0000) GS:ffff8880b9800000(0000) knlGS:ffff8880b9800000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb270d07000 CR3: 0000000036cb2000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace: