Kernel panic - not syncing: corrupted stack end detected inside scheduler CPU: 0 PID: 2842 Comm: syz-executor.0 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_lock_acquire+0xd6/0x1fc include/trace/events/lock.h:13 [] lock_acquire+0x28/0x6a kernel/locking/lockdep.c:5610 [] rcu_lock_acquire include/linux/rcupdate.h:268 [inline] [] rcu_read_lock include/linux/rcupdate.h:694 [inline] [] percpu_ref_put_many.constprop.0+0x36/0x144 include/linux/percpu-refcount.h:330 [] percpu_ref_put include/linux/percpu-refcount.h:351 [inline] [] obj_cgroup_put include/linux/memcontrol.h:790 [inline] [] memcg_slab_post_alloc_hook+0x24a/0x492 mm/slab.h:531 [] slab_post_alloc_hook mm/slab.h:739 [inline] [] slab_alloc_node mm/slub.c:3230 [inline] [] slab_alloc mm/slub.c:3238 [inline] [] kmem_cache_alloc+0x158/0x3de mm/slub.c:3243 [] fib_trie_unmerge+0x1d6/0x71e net/ipv4/fib_trie.c:1911 [] fib_unmerge+0x9c/0x272 net/ipv4/fib_frontend.c:160 [] fib4_rule_configure+0x80/0x582 net/ipv4/fib_rules.c:234 [] fib_nl_newrule+0x248/0xf34 net/core/fib_rules.c:814 [] 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_sendmsg+0x46e/0x484 net/socket.c:2413 [] ___sys_sendmsg+0x16c/0x1f6 net/socket.c:2467 [] __sys_sendmsg+0xba/0x150 net/socket.c:2496 [] __do_sys_sendmsg net/socket.c:2505 [inline] [] sys_sendmsg+0x2c/0x3a net/socket.c:2503 [] ret_from_syscall+0x0/0x2 SMP: stopping secondary CPUs Rebooting in 86400 seconds..