INFO: task syz-executor420:6002 blocked for more than 143 seconds.
      Not tainted 6.4.0-rc2-syzkaller-gf1fcbaa18b28 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor420 state:D stack:0     pid:6002  ppid:6001   flags:0x00000001
Call trace:
 __switch_to+0x320/0x754 arch/arm64/kernel/process.c:556
 context_switch kernel/sched/core.c:5343 [inline]
 __schedule+0x1368/0x23b8 kernel/sched/core.c:6669
 schedule+0xc4/0x170 kernel/sched/core.c:6745
 xlog_grant_head_wait+0x390/0xa84 fs/xfs/xfs_log.c:307
 xlog_grant_head_check+0x218/0x3d8
 xfs_log_reserve+0x388/0xbcc fs/xfs/xfs_log.c:486
 xfs_trans_reserve+0x1f4/0x5e0 fs/xfs/xfs_trans.c:194
 xfs_trans_alloc+0x428/0x920 fs/xfs/xfs_trans.c:283
 xfs_trans_alloc_icreate+0xc8/0x290 fs/xfs/xfs_trans.c:1246
 xfs_create+0x514/0xed8 fs/xfs/xfs_inode.c:1002
 xfs_generic_create+0x3c8/0xb10 fs/xfs/xfs_iops.c:199
 xfs_vn_create+0x44/0x58 fs/xfs/xfs_iops.c:275
 lookup_open fs/namei.c:3492 [inline]
 open_last_lookups fs/namei.c:3560 [inline]
 path_openat+0xf80/0x27f8 fs/namei.c:3788
 do_filp_open+0x1bc/0x3cc fs/namei.c:3818
 do_sys_openat2+0x128/0x3d8 fs/open.c:1356
 do_sys_open fs/open.c:1372 [inline]
 __do_sys_openat fs/open.c:1388 [inline]
 __se_sys_openat fs/open.c:1383 [inline]
 __arm64_sys_openat+0x1f0/0x240 fs/open.c:1383
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:193
 el0_svc+0x4c/0x15c arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591

Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/13:
 #0: ffff8000160810d0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 kernel/rcu/tasks.h:518
1 lock held by rcu_tasks_trace/14:
 #0: ffff800016081490 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 kernel/rcu/tasks.h:518
1 lock held by khungtaskd/28:
 #0: ffff800016080f00 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:326
2 locks held by getty/5726:
 #0: ffff0000c1567098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340
 #1: ffff80001ae202f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1210 drivers/tty/n_tty.c:2176
3 locks held by syz-executor420/6002:
 #0: ffff0000c8910460 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c fs/namespace.c:394
 #1: ffff0000dfe78338 (&inode->i_sb->s_type->i_mutex_dir_key){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:775 [inline]
 #1: ffff0000dfe78338 (&inode->i_sb->s_type->i_mutex_dir_key){+.+.}-{3:3}, at: open_last_lookups fs/namei.c:3557 [inline]
 #1: ffff0000dfe78338 (&inode->i_sb->s_type->i_mutex_dir_key){+.+.}-{3:3}, at: path_openat+0x5f0/0x27f8 fs/namei.c:3788
 #2: ffff0000c8910650 (sb_internal#2){.+.+}-{0:0}, at: xfs_trans_alloc_icreate+0xc8/0x290 fs/xfs/xfs_trans.c:1246

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