__dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x142/0x197 lib/dump_stack.c:58 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0x10f/0x159 lib/fault-inject.c:149 should_failslab+0xdb/0x130 mm/failslab.c:32 ------------[ cut here ]------------ slab_pre_alloc_hook mm/slab.h:421 [inline] slab_alloc mm/slab.c:3376 [inline] kmem_cache_alloc+0x2d7/0x780 mm/slab.c:3550 WARNING: CPU: 0 PID: 2308 at net/batman-adv/bat_iv_ogm.c:555 batadv_iv_ogm_emit net/batman-adv/bat_iv_ogm.c:555 [inline] WARNING: CPU: 0 PID: 2308 at net/batman-adv/bat_iv_ogm.c:555 batadv_iv_send_outstanding_bat_ogm_packet+0x5a2/0x680 net/batman-adv/bat_iv_ogm.c:1797 Kernel panic - not syncing: panic_on_warn set ... kmem_cache_zalloc include/linux/slab.h:651 [inline] __kernfs_new_node+0x70/0x480 fs/kernfs/dir.c:632 kernfs_new_node+0x80/0xf0 fs/kernfs/dir.c:677 kernfs_create_link+0x2c/0x170 fs/kernfs/symlink.c:32 sysfs_do_create_link_sd.isra.0+0x90/0x120 fs/sysfs/symlink.c:44 sysfs_do_create_link fs/sysfs/symlink.c:80 [inline] sysfs_create_link+0x65/0xc0 fs/sysfs/symlink.c:92 netdev_adjacent_sysfs_add+0xa7/0xd0 net/core/dev.c:6110 __netdev_adjacent_dev_insert net/core/dev.c:6165 [inline] __netdev_adjacent_dev_insert+0x487/0x6a0 net/core/dev.c:6133 __netdev_adjacent_dev_link_lists net/core/dev.c:6242 [inline] __netdev_adjacent_dev_link_neighbour net/core/dev.c:6271 [inline] __netdev_upper_dev_link+0x196/0x230 net/core/dev.c:6318 netdev_master_upper_dev_link+0x32/0x40 net/core/dev.c:6371 batadv_hardif_enable_interface+0x1ef/0xa10 net/batman-adv/hard-interface.c:741 batadv_softif_slave_add+0x8b/0xf0 net/batman-adv/soft-interface.c:889 do_set_master net/core/rtnetlink.c:1961 [inline] do_set_master+0x19f/0x200 net/core/rtnetlink.c:1936 do_setlink+0x99f/0x2c20 net/core/rtnetlink.c:2098 rtnl_newlink+0x11a7/0x1700 net/core/rtnetlink.c:2651 rtnetlink_rcv_msg+0x3da/0xb70 net/core/rtnetlink.c:4306 netlink_rcv_skb+0x14f/0x3c0 net/netlink/af_netlink.c:2432 rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:4318 netlink_unicast_kernel net/netlink/af_netlink.c:1286 [inline] netlink_unicast+0x44d/0x650 net/netlink/af_netlink.c:1312 netlink_sendmsg+0x7c4/0xc60 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:646 [inline] sock_sendmsg+0xce/0x110 net/socket.c:656 ___sys_sendmsg+0x70a/0x840 net/socket.c:2062 __sys_sendmsg+0xb9/0x140 net/socket.c:2096 SYSC_sendmsg net/socket.c:2107 [inline] SyS_sendmsg+0x2d/0x50 net/socket.c:2103 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45a9e9 RSP: 002b:00007f1eba85ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f1eba85ac90 RCX: 000000000045a9e9 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1eba85b6d4 R13: 00000000004c9c76 R14: 00000000004e1f50 R15: 0000000000000006 CPU: 0 PID: 2308 Comm: kworker/u4:3 Not tainted 4.14.161-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet Call Trace: kobject: 'veth318' (ffff88804fe06f30): kobject_add_internal: parent: 'net', set: 'devices' __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x142/0x197 lib/dump_stack.c:58 panic+0x1f9/0x42d kernel/panic.c:183 kobject: 'veth318' (ffff88804fe06f30): kobject_uevent_env kobject: 'veth318' (ffff88804fe06f30): fill_kobj_path: path = '/devices/virtual/net/veth318' kobject: 'queues' (ffff88805ab72748): kobject_add_internal: parent: 'veth318', set: '<NULL>' __warn.cold+0x2f/0x2f kernel/panic.c:547 kobject: 'queues' (ffff88805ab72748): kobject_uevent_env report_bug+0x216/0x254 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:177 [inline] fixup_bug arch/x86/kernel/traps.c:172 [inline] do_error_trap+0x1bb/0x310 arch/x86/kernel/traps.c:295 kobject: 'queues' (ffff88805ab72748): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff88809e54da90): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff88809e54da90): kobject_uevent_env do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:314 kobject: 'rx-0' (ffff88809e54da90): fill_kobj_path: path = '/devices/virtual/net/veth318/queues/rx-0' invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:963 RIP: 0010:batadv_iv_ogm_emit net/batman-adv/bat_iv_ogm.c:555 [inline] RIP: 0010:batadv_iv_send_outstanding_bat_ogm_packet+0x5a2/0x680 net/batman-adv/bat_iv_ogm.c:1797 RSP: 0018:ffff8880a18ffcc8 EFLAGS: 00010297 RAX: ffff8880a18f2340 RBX: ffff888070282988 RCX: ffff8880a18f2bc0 RDX: 0000000000000000 RSI: ffffffff87f888e0 RDI: ffff88809fafa0a8 RBP: ffff8880a18ffd38 R08: 0000000000000227 R09: ffffffff89560b78 R10: ffff8880a18f2be8 R11: ffff8880a18f2340 R12: ffff88805c2f8c40 R13: ffff888070282940 R14: ffff88805cbd0840 R15: ffff88809fafa040 process_one_work+0x863/0x1600 kernel/workqueue.c:2114 kobject: 'tx-0' (ffff88809ec9c318): kobject_add_internal: parent: 'queues', set: 'queues' worker_thread+0x5d9/0x1050 kernel/workqueue.c:2248 kthread+0x319/0x430 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 kobject: 'tx-0' (ffff88809ec9c318): kobject_uevent_env Kernel Offset: disabled Rebooting in 86400 seconds..