device batadv0 entered promiscuous mode device vxcan0 entered promiscuous mode device vxcan1 entered promiscuous mode device veth0 entered promiscuous mode device veth1 entered promiscuous mode ------------[ cut here ]------------ WARNING: CPU: 1 PID: 29545 at drivers/net/netdevsim/fib.c:448 nsim_fib6_rt_nh_del+0x287/0x350 drivers/net/netdevsim/fib.c:448 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 29545 Comm: syz-executor.3 Not tainted 5.6.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 panic+0x2e3/0x75c kernel/panic.c:221 __warn.cold+0x2f/0x3e kernel/panic.c:582 report_bug+0x289/0x300 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:174 [inline] fixup_bug arch/x86/kernel/traps.c:169 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:267 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:nsim_fib6_rt_nh_del+0x287/0x350 drivers/net/netdevsim/fib.c:448 Code: 85 db 74 2a e8 ea d4 6f fc 4c 89 e7 e8 42 29 ae fc e8 dd d4 6f fc 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 c9 d4 6f fc <0f> 0b eb e3 e8 c0 d4 6f fc be 03 00 00 00 4c 89 f7 e8 23 ab 9c fe RSP: 0018:ffffc90005ab62b8 EFLAGS: 00010246 RAX: 0000000000040000 RBX: dffffc0000000000 RCX: ffffc90012873000 RDX: 0000000000040000 RSI: ffffffff8505b8d7 RDI: ffff88809e9cba80 RBP: ffffc90005ab62e8 R08: ffff88806b3fc600 R09: ffff88806b3fce90 R10: ffffc90005ab62f8 R11: ffffffff8aa5a1c7 R12: ffff88809e9cbab8 R13: ffff88809404e400 R14: ffff88809e9cbab8 R15: ffff8880a9a71890 nsim_fib6_rt_remove drivers/net/netdevsim/fib.c:688 [inline] nsim_fib6_event drivers/net/netdevsim/fib.c:725 [inline] nsim_fib_event drivers/net/netdevsim/fib.c:744 [inline] nsim_fib_event_nb+0x1582/0x2670 drivers/net/netdevsim/fib.c:772 notifier_call_chain+0xc2/0x230 kernel/notifier.c:83 __atomic_notifier_call_chain+0xa6/0x1a0 kernel/notifier.c:173 atomic_notifier_call_chain+0x2e/0x40 kernel/notifier.c:183 call_fib_notifiers+0x173/0x2a0 net/core/fib_notifier.c:35 call_fib6_notifiers+0x4b/0x60 net/ipv6/fib6_notifier.c:22 call_fib6_entry_notifiers+0xfb/0x150 net/ipv6/ip6_fib.c:399 fib6_del_route net/ipv6/ip6_fib.c:1980 [inline] fib6_del+0xec1/0x1550 net/ipv6/ip6_fib.c:2016 fib6_clean_node+0x3c4/0x5b0 net/ipv6/ip6_fib.c:2178 fib6_walk_continue+0x4a9/0x8e0 net/ipv6/ip6_fib.c:2100 fib6_walk+0x9d/0x100 net/ipv6/ip6_fib.c:2148 fib6_clean_tree+0xea/0x120 net/ipv6/ip6_fib.c:2228 __fib6_clean_all+0x118/0x2a0 net/ipv6/ip6_fib.c:2244 fib6_clean_all+0x2b/0x40 net/ipv6/ip6_fib.c:2255 rt6_sync_down_dev+0x134/0x150 net/ipv6/route.c:4755 rt6_disable_ip+0x27/0x460 net/ipv6/route.c:4760 addrconf_ifdown+0x9b/0x12c0 net/ipv6/addrconf.c:3708 addrconf_notify+0x5a6/0x2270 net/ipv6/addrconf.c:3633 notifier_call_chain+0xc2/0x230 kernel/notifier.c:83 __raw_notifier_call_chain kernel/notifier.c:361 [inline] raw_notifier_call_chain+0x2e/0x40 kernel/notifier.c:368 call_netdevice_notifiers_info net/core/dev.c:1943 [inline] call_netdevice_notifiers_info+0xba/0x130 net/core/dev.c:1928 call_netdevice_notifiers_extack net/core/dev.c:1955 [inline] call_netdevice_notifiers net/core/dev.c:1969 [inline] __dev_notify_flags+0x1e9/0x2c0 net/core/dev.c:8193 dev_change_flags+0x10d/0x170 net/core/dev.c:8229 do_setlink+0xa47/0x3720 net/core/rtnetlink.c:2596 rtnl_group_changelink net/core/rtnetlink.c:3103 [inline] __rtnl_newlink+0xdd1/0x1790 net/core/rtnetlink.c:3257 rtnl_newlink+0x69/0xa0 net/core/rtnetlink.c:3377 rtnetlink_rcv_msg+0x45e/0xaf0 net/core/rtnetlink.c:5438 netlink_rcv_skb+0x177/0x450 net/netlink/af_netlink.c:2477 rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5456 netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline] netlink_unicast+0x59e/0x7e0 net/netlink/af_netlink.c:1328 netlink_sendmsg+0x91c/0xea0 net/netlink/af_netlink.c:1917 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xd7/0x130 net/socket.c:672 ____sys_sendmsg+0x753/0x880 net/socket.c:2343 ___sys_sendmsg+0x100/0x170 net/socket.c:2397 __sys_sendmsg+0x105/0x1d0 net/socket.c:2430 __do_sys_sendmsg net/socket.c:2439 [inline] __se_sys_sendmsg net/socket.c:2437 [inline] __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2437 do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45b3b9 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fa16e5e7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fa16e5e86d4 RCX: 000000000045b3b9 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000000009cb R14: 00000000004cb3dd R15: 000000000075bf2c Kernel Offset: disabled Rebooting in 86400 seconds..