netlink: 256 bytes leftover after parsing attributes in process `syz-executor7'. ------------[ cut here ]------------ ieee80211 'u:DrARZ.(; @0>`) 6s'M9nQ&3bR8?kR$`[(n)ٜf]L : device/subsystem name too long WARNING: CPU: 1 PID: 5571 at drivers/base/core.c:2881 create_syslog_header drivers/base/core.c:2881 [inline] WARNING: CPU: 1 PID: 5571 at drivers/base/core.c:2881 dev_vprintk_emit+0x159/0x510 drivers/base/core.c:2891 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 5571 Comm: syz-executor7 Not tainted 4.16.0-rc1+ #232 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 panic+0x1e4/0x41c kernel/panic.c:183 __warn+0x1dc/0x200 kernel/panic.c:547 report_bug+0x211/0x2d0 lib/bug.c:184 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:178 fixup_bug arch/x86/kernel/traps.c:247 [inline] do_error_trap+0x2d7/0x3e0 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315 invalid_op+0x22/0x40 arch/x86/entry/entry_64.S:988 RIP: 0010:create_syslog_header drivers/base/core.c:2881 [inline] RIP: 0010:dev_vprintk_emit+0x159/0x510 drivers/base/core.c:2891 RSP: 0018:ffff8801cc276ca0 EFLAGS: 00010282 RAX: dffffc0000000008 RBX: ffff8801c95e8d40 RCX: ffffffff815aaf3e RDX: 0000000000010000 RSI: ffffc90001992000 RDI: 1ffff1003984ed19 RBP: ffff8801cc276de0 R08: 1ffff1003984ecdb R09: 0000000000000000 R10: ffff8801cc276ec8 R11: 0000000000000000 R12: 1ffff1003984ed9b R13: ffff8801b54e2400 R14: ffff8801cc276cf8 R15: ffff8801cc276e18 dev_printk_emit+0xc0/0xf0 drivers/base/core.c:2904 __dev_printk+0xa7/0x120 drivers/base/core.c:2916 dev_printk+0x111/0x170 drivers/base/core.c:2933 ieee80211_init_rate_ctrl_alg+0x2d5/0x4b0 net/mac80211/rate.c:978 ieee80211_register_hw+0x1448/0x3100 net/mac80211/main.c:1094 mac80211_hwsim_new_radio+0x1b39/0x2cd0 drivers/net/wireless/mac80211_hwsim.c:2756 hwsim_new_radio_nl+0x67a/0x8c0 drivers/net/wireless/mac80211_hwsim.c:3213 genl_family_rcv_msg+0x7b7/0xfb0 net/netlink/genetlink.c:599 genl_rcv_msg+0xb2/0x140 net/netlink/genetlink.c:624 netlink_rcv_skb+0x14b/0x380 net/netlink/af_netlink.c:2442 genl_rcv+0x28/0x40 net/netlink/genetlink.c:635 netlink_unicast_kernel net/netlink/af_netlink.c:1308 [inline] netlink_unicast+0x4c4/0x6b0 net/netlink/af_netlink.c:1334 netlink_sendmsg+0xa4a/0xe60 net/netlink/af_netlink.c:1897 sock_sendmsg_nosec net/socket.c:629 [inline] sock_sendmsg+0xca/0x110 net/socket.c:639 ___sys_sendmsg+0x767/0x8b0 net/socket.c:2047 __sys_sendmsg+0xe5/0x210 net/socket.c:2081 SYSC_sendmsg net/socket.c:2092 [inline] SyS_sendmsg+0x2d/0x50 net/socket.c:2088 do_syscall_64+0x282/0x940 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x26/0x9b RIP: 0033:0x453d69 RSP: 002b:00007f930594ac68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f930594b6d4 RCX: 0000000000453d69 RDX: 0000000000000000 RSI: 00000000204b5fc8 RDI: 0000000000000013 RBP: 000000000072bf58 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000000004b1 R14: 00000000006f7138 R15: 0000000000000001 Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..