Kernel panic - not syncing: corrupted stack end detected inside scheduler CPU: 0 PID: 2037 Comm: syz-executor.1 Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 Hardware name: riscv-virtio,qemu (DT) Call Trace: [] dump_backtrace+0x2e/0x3c arch/riscv/kernel/stacktrace.c:113 [] show_stack+0x34/0x40 arch/riscv/kernel/stacktrace.c:119 [] __dump_stack lib/dump_stack.c:88 [inline] [] dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:106 [] dump_stack+0x1c/0x24 lib/dump_stack.c:113 [] panic+0x24a/0x634 kernel/panic.c:233 [] schedule_debug kernel/sched/core.c:5541 [inline] [] schedule+0x0/0x14c kernel/sched/core.c:6187 [] preempt_schedule_notrace+0x9c/0x19a kernel/sched/core.c:6541 [] rcu_read_unlock_sched_notrace include/linux/rcupdate.h:816 [inline] [] trace_kmem_cache_free include/trace/events/kmem.h:138 [inline] [] kmem_cache_free+0x2b0/0x482 mm/slub.c:3525 [] kfree_skbmem+0xea/0x180 net/core/skbuff.c:700 [] __kfree_skb net/core/skbuff.c:757 [inline] [] consume_skb net/core/skbuff.c:914 [inline] [] consume_skb+0xa4/0x136 net/core/skbuff.c:908 [] netlink_broadcast+0x280/0xab6 net/netlink/af_netlink.c:1516 [] nlmsg_multicast include/net/netlink.h:1033 [inline] [] nlmsg_notify+0x78/0x22e net/netlink/af_netlink.c:2537 [] rtnl_notify+0x80/0x98 net/core/rtnetlink.c:730 [] rtmsg_fib+0x204/0x2be net/ipv4/fib_semantics.c:538 [] fib_table_insert+0x52a/0xebe net/ipv4/fib_trie.c:1389 [] fib_magic+0x3f4/0x438 net/ipv4/fib_frontend.c:1087 [] fib_add_ifaddr+0x1fc/0x2e2 net/ipv4/fib_frontend.c:1122 [] fib_netdev_event+0x362/0x4b0 net/ipv4/fib_frontend.c:1466 [] notifier_call_chain+0xb8/0x188 kernel/notifier.c:84 [] raw_notifier_call_chain+0x2a/0x38 kernel/notifier.c:392 [] call_netdevice_notifiers_info+0x9e/0x10c net/core/dev.c:1919 [] call_netdevice_notifiers_extack net/core/dev.c:1931 [inline] [] call_netdevice_notifiers net/core/dev.c:1945 [inline] [] __dev_notify_flags+0x108/0x1fa net/core/dev.c:8179 [] dev_change_flags+0x9c/0xba net/core/dev.c:8215 [] do_setlink+0x5d6/0x21c4 net/core/rtnetlink.c:2729 [] __rtnl_newlink+0x99e/0xfa0 net/core/rtnetlink.c:3412 [] rtnl_newlink+0x60/0x8c net/core/rtnetlink.c:3527 [] rtnetlink_rcv_msg+0x338/0x9a0 net/core/rtnetlink.c:5592 [] netlink_rcv_skb+0xf8/0x2be net/netlink/af_netlink.c:2494 [] rtnetlink_rcv+0x26/0x30 net/core/rtnetlink.c:5610 [] netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline] [] netlink_unicast+0x40e/0x5fe net/netlink/af_netlink.c:1343 [] netlink_sendmsg+0x4e0/0x994 net/netlink/af_netlink.c:1919 [] sock_sendmsg_nosec net/socket.c:705 [inline] [] sock_sendmsg+0xa0/0xc4 net/socket.c:725 [] __sys_sendto+0x1f2/0x2e0 net/socket.c:2040 [] __do_sys_sendto net/socket.c:2052 [inline] [] sys_sendto+0x3e/0x52 net/socket.c:2048 [] ret_from_syscall+0x0/0x2 SMP: stopping secondary CPUs Rebooting in 86400 seconds..