SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=10177 comm=syz-executor.1
netlink: 264 bytes leftover after parsing attributes in process `syz-executor.1'.
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=10186 comm=syz-executor.1
INFO: task syz-executor.4:10146 blocked for more than 143 seconds.
      Not tainted 5.10.109 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4  state:D stack:28152 pid:10146 ppid:   287 flags:0x10000004
Call Trace:
 context_switch kernel/sched/core.c:3791 [inline]
 __schedule+0x848/0x1e80 kernel/sched/core.c:4540
 schedule+0xcb/0x270 kernel/sched/core.c:4618
 __io_uring_task_cancel+0x1ae/0x250 fs/io_uring.c:8924
 io_uring_task_cancel include/linux/io_uring.h:46 [inline]
 bprm_execve+0x114/0x1b00 fs/exec.c:1785
 do_execveat_common+0x621/0x7c0 fs/exec.c:1915
 do_execveat fs/exec.c:1994 [inline]
 __do_sys_execveat fs/exec.c:2070 [inline]
 __se_sys_execveat fs/exec.c:2062 [inline]
 __x64_sys_execveat+0xed/0x130 fs/exec.c:2062
 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f0040ff5b19
RSP: 002b:00007f003e56b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000142
RAX: ffffffffffffffda RBX: 00007f0041108f60 RCX: 00007f0040ff5b19
RDX: 0000000000000000 RSI: 0000000020000040 RDI: ffffffffffffffff
RBP: 00007f004104ff6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc07e7579f R14: 00007f003e56b300 R15: 0000000000022000

Showing all locks held in the system:
1 lock held by khungtaskd/22:
 #0: ffffffff84df6fe0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x269 kernel/locking/lockdep.c:6379
2 locks held by in:imklog/178:
 #0: ffff888016e34870 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 fs/file.c:974
 #1: ffffffff84deb3d8 (log_wait.lock){-.-.}-{2:2}, at: syslog_print+0x20a/0x430 kernel/printk/printk.c:1488

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