------------[ cut here ]------------ WARNING: CPU: 1 PID: 23797 at net/packet/af_packet.c:4167 packet_set_ring+0x13f1/0x1940 net/packet/af_packet.c:4167() Tx-ring is not supported. Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 23797 Comm: syz-executor.3 Not tainted 4.4.174+ #17 0000000000000000 2ce4defaa57babef ffff880091a4f908 ffffffff81aad1a1 ffff880091a4fa58 ffffffff82835ee0 ffffffff82ab2b80 0000000000001047 ffffffff826d3941 ffff880091a4f9e8 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_fmt+0xbf/0x100 kernel/panic.c:471 [] packet_set_ring+0x13f1/0x1940 net/packet/af_packet.c:4167 [] packet_setsockopt+0x2af/0x26c0 net/packet/af_packet.c:3610 [] C_SYSC_setsockopt net/compat.c:388 [inline] [] compat_SyS_setsockopt+0x253/0x720 net/compat.c:368 [] do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline] [] do_fast_syscall_32+0x32d/0xa90 arch/x86/entry/common.c:397 [] sysenter_flags_fixed+0xd/0x1a Kernel Offset: disabled Rebooting in 86400 seconds..