On 3/7/17 2:21 AM, Dmitry Vyukov wrote: > ------------[ cut here ]------------ > WARNING: CPU: 2 PID: 3990 at net/ipv6/ip6_fib.c:991 > fib6_add+0x2e12/0x3290 net/ipv6/ip6_fib.c:991 net/ipv6/ip6_fib.c:991 > Kernel panic - not syncing: panic_on_warn set ... > > CPU: 2 PID: 3990 Comm: kworker/2:4 Not tainted 4.11.0-rc1+ #311 > Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 > Workqueue: ipv6_addrconf addrconf_dad_work > Call Trace: > __dump_stack lib/dump_stack.c:16 [inline] > __dump_stack lib/dump_stack.c:16 [inline] lib/dump_stack.c:52 > dump_stack+0x2fb/0x3fd lib/dump_stack.c:52 lib/dump_stack.c:52 > panic+0x20f/0x426 kernel/panic.c:180 kernel/panic.c:180 > __warn+0x1c4/0x1e0 kernel/panic.c:541 kernel/panic.c:541 > warn_slowpath_null+0x2c/0x40 kernel/panic.c:584 kernel/panic.c:584 > fib6_add+0x2e12/0x3290 net/ipv6/ip6_fib.c:991 net/ipv6/ip6_fib.c:991 > __ip6_ins_rt+0x60/0x80 net/ipv6/route.c:948 net/ipv6/route.c:948 > ip6_ins_rt+0x19b/0x220 net/ipv6/route.c:959 net/ipv6/route.c:959 > __ipv6_ifa_notify+0x62e/0x7a0 net/ipv6/addrconf.c:5485 > net/ipv6/addrconf.c:5485 > ipv6_ifa_notify+0xdf/0x1d0 net/ipv6/addrconf.c:5518 net/ipv6/addrconf.c:5518 > addrconf_dad_completed+0xe6/0x950 net/ipv6/addrconf.c:3983 > net/ipv6/addrconf.c:3983 > addrconf_dad_begin net/ipv6/addrconf.c:3797 [inline]
Similarly for this one.