------------[ cut here ]------------ WARNING: CPU: 0 PID: 4916 at kernel/signal.c:2090 do_jobctl_trap kernel/signal.c:2090 [inline]() WARNING: CPU: 0 PID: 4916 at kernel/signal.c:2090 get_signal+0x12d4/0x1570 kernel/signal.c:2209() Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 4916 Comm: syz-executor.2 Not tainted 4.4.174+ #17 0000000000000000 aeb35bb04591b620 ffff8801c0247a88 ffffffff81aad1a1 0000000000000000 ffffffff82835ee0 ffffffff8283bd40 000000000000082a ffffffff81101854 ffff8801c0247b68 ffffffff813a48c2 0000000041b58ab3 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x120 lib/dump_stack.c:51 [] panic+0x1b9/0x37b kernel/panic.c:112 [] warn_slowpath_common kernel/panic.c:455 [inline] [] warn_slowpath_common.cold+0x20/0x20 kernel/panic.c:435 [] warn_slowpath_null+0x2a/0x30 kernel/panic.c:492 [] do_jobctl_trap kernel/signal.c:2090 [inline] [] get_signal+0x12d4/0x1570 kernel/signal.c:2209 [] do_signal+0x9c/0x1840 arch/x86/kernel/signal.c:712 [] exit_to_usermode_loop+0x127/0x170 arch/x86/entry/common.c:184 [] prepare_exit_to_usermode arch/x86/entry/common.c:221 [inline] [] syscall_return_slowpath arch/x86/entry/common.c:286 [inline] [] do_syscall_32_irqs_on arch/x86/entry/common.c:336 [inline] [] do_fast_syscall_32+0x7a9/0xa90 arch/x86/entry/common.c:397 [] sysenter_flags_fixed+0xd/0x1a Shutting down cpus with NMI Kernel Offset: disabled Rebooting in 86400 seconds..