INFO: task syz.1.988:5962 blocked for more than 430 seconds.
      Not tainted 6.15.0-rc3-syzkaller-00342-g5bc1018675ec #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.988       state:D stack:0     pid:5962  tgid:5962  ppid:3307   task_flags:0x400040 flags:0x0040000d
Call trace:
 __switch_to+0x204/0x4bc arch/arm64/kernel/process.c:701 (T)
 context_switch kernel/sched/core.c:5382 [inline]
 __schedule+0xd34/0x3188 kernel/sched/core.c:6767
 __schedule_loop kernel/sched/core.c:6845 [inline]
 schedule+0xd0/0x344 kernel/sched/core.c:6860
 request_wait_answer+0x300/0x4ac fs/fuse/dev.c:564
 __fuse_request_send fs/fuse/dev.c:578 [inline]
 __fuse_simple_request+0x1e8/0x978 fs/fuse/dev.c:672
 fuse_simple_request fs/fuse/fuse_i.h:1237 [inline]
 fuse_flush+0x39c/0x4f0 fs/fuse/file.c:557
 filp_flush+0xd4/0x160 fs/open.c:1541
 filp_close+0x18/0x38 fs/open.c:1554
 __range_close fs/file.c:752 [inline]
 __do_sys_close_range fs/file.c:811 [inline]
 __se_sys_close_range fs/file.c:775 [inline]
 __arm64_sys_close_range+0x2b0/0x4c8 fs/file.c:775
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x6c/0x258 arch/arm64/kernel/syscall.c:49
 el0_svc_common.constprop.0+0xac/0x230 arch/arm64/kernel/syscall.c:132
 do_el0_svc_compat+0x40/0x68 arch/arm64/kernel/syscall.c:157
 el0_svc_compat+0x4c/0x17c arch/arm64/kernel/entry-common.c:887
 el0t_32_sync_handler+0x98/0x13c arch/arm64/kernel/entry-common.c:897
 el0t_32_sync+0x19c/0x1a0 arch/arm64/kernel/entry.S:605

Showing all locks held in the system:
2 locks held by pr/ttyAMA0/31:
1 lock held by khungtaskd/32:
 #0: ffff8000872ada60 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x18/0x1c4 kernel/locking/lockdep.c:6758
2 locks held by getty/3247:
 #0: ffff0000178c10a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340
 #1: ffff80008d53b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x3e4/0xdb4 drivers/tty/n_tty.c:2222
3 locks held by sshd/3299:
3 locks held by syz-executor/3301:
3 locks held by kworker/u8:3/5895:
1 lock held by syz-executor/8114:
 #0: ffff800088807028 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock net/core/rtnetlink.c:80 [inline]
 #0: ffff800088807028 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_nets_lock net/core/rtnetlink.c:341 [inline]
 #0: ffff800088807028 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x4b8/0x1810 net/core/rtnetlink.c:4064

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