Kernel panic - not syncing: corrupted stack end detected inside scheduler CPU: 0 PID: 2039 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_common+0x4e/0xde kernel/sched/core.c:6462 [] preempt_schedule+0x34/0x36 kernel/sched/core.c:6487 [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] [] _raw_spin_unlock_irqrestore+0x8c/0x98 kernel/locking/spinlock.c:194 [] __debug_check_no_obj_freed lib/debugobjects.c:1002 [inline] [] debug_check_no_obj_freed+0x14c/0x24a lib/debugobjects.c:1023 [] free_pages_prepare mm/page_alloc.c:1358 [inline] [] free_pcp_prepare+0x24e/0x45e mm/page_alloc.c:1404 [] free_unref_page_prepare mm/page_alloc.c:3325 [inline] [] free_unref_page+0x6a/0x31e mm/page_alloc.c:3404 [] free_the_page mm/page_alloc.c:706 [inline] [] __free_pages+0xe2/0x112 mm/page_alloc.c:5474 [] __free_slab+0x122/0x27c mm/slub.c:2028 [] free_slab mm/slub.c:2043 [inline] [] discard_slab+0x4c/0x7a mm/slub.c:2049 [] __slab_free+0x20a/0x29c mm/slub.c:3414 [] do_slab_free mm/slub.c:3497 [inline] [] ___cache_free+0x17c/0x354 mm/slub.c:3516 [] qlink_free mm/kasan/quarantine.c:157 [inline] [] qlist_free_all+0x7c/0x132 mm/kasan/quarantine.c:176 [] kasan_quarantine_reduce+0x14c/0x1c8 mm/kasan/quarantine.c:283 [] __kasan_slab_alloc+0x5c/0x98 mm/kasan/common.c:446 [] kasan_slab_alloc include/linux/kasan.h:260 [inline] [] slab_post_alloc_hook mm/slab.h:732 [inline] [] slab_alloc_node mm/slub.c:3230 [inline] [] slab_alloc mm/slub.c:3238 [inline] [] __kmalloc_track_caller+0x156/0x30e mm/slub.c:4926 [] kstrdup mm/util.c:60 [inline] [] kstrdup_const+0x84/0xba mm/util.c:83 [] __kernfs_new_node+0xc8/0x5f2 fs/kernfs/dir.c:581 [] kernfs_new_node fs/kernfs/dir.c:647 [inline] [] kernfs_create_dir_ns+0x6e/0x184 fs/kernfs/dir.c:994 [] internal_create_group+0x5c0/0x722 fs/sysfs/group.c:136 [] sysfs_create_group+0x22/0x2e fs/sysfs/group.c:174 [] dpm_sysfs_add+0x76/0x1dc drivers/base/power/sysfs.c:702 [] device_add+0x846/0x129e drivers/base/core.c:3362 [] netdev_register_kobject+0xcc/0x208 net/core/net-sysfs.c:2008 [] register_netdevice+0x8ee/0xc6a net/core/dev.c:9667 [] wg_newlink+0x33c/0x57a drivers/net/wireguard/device.c:354 [] __rtnl_newlink+0xc16/0xfa0 net/core/rtnetlink.c:3479 [] 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..