random: crng init done ------------[ cut here ]------------ WARNING: CPU: 0 PID: 2071 at kernel/signal.c:343 task_participate_group_stop+0x220/0x2c0 kernel/signal.c:343 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 2071 Comm: 5 Not tainted 4.9.141+ #1 ffff8801cd94fa60 ffffffff81b42e79 ffffffff82a38ce0 00000000ffffffff ffffffff82a3fc00 0000000000000000 0000000000000009 ffff8801cd94fb20 ffffffff813f7125 0000000041b58ab3 ffffffff82e2b62b ffffffff813f6f66 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] panic+0x1bf/0x39f kernel/panic.c:179 [] __warn.cold.8+0x2f/0x2f kernel/panic.c:542 [] warn_slowpath_null+0x2c/0x40 kernel/panic.c:585 [] task_participate_group_stop+0x220/0x2c0 kernel/signal.c:343 [] do_signal_stop+0x373/0x7c0 kernel/signal.c:2028 [] get_signal+0x5bc/0x1460 kernel/signal.c:2205 [] do_signal+0x95/0x1b00 arch/x86/kernel/signal.c:807 [] exit_to_usermode_loop+0x10e/0x150 arch/x86/entry/common.c:158 [] prepare_exit_to_usermode arch/x86/entry/common.c:194 [inline] [] syscall_return_slowpath arch/x86/entry/common.c:263 [inline] [] do_syscall_64+0x3e2/0x550 arch/x86/entry/common.c:290 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Kernel Offset: disabled Rebooting in 86400 seconds..