kobject_add_internal failed for bonding_slave (error: -12 parent: bond176) ODEBUG: assert_init not available (active state 0) object type: timer_list hint: (null) ------------[ cut here ]------------ WARNING: CPU: 0 PID: 29645 at lib/debugobjects.c:287 debug_print_object.cold+0xa7/0xdb lib/debugobjects.c:287 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 29645 Comm: syz-executor.3 Not tainted 4.14.213-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x283 lib/dump_stack.c:58 panic+0x1f9/0x42d kernel/panic.c:183 __warn.cold+0x20/0x4b kernel/panic.c:547 report_bug+0x208/0x249 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+0x195/0x2d0 arch/x86/kernel/traps.c:295 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964 RIP: 0010:debug_print_object.cold+0xa7/0xdb lib/debugobjects.c:287 RSP: 0018:ffff88805cb56d48 EFLAGS: 00010086 RAX: 0000000000000061 RBX: 0000000000000005 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff8145dc20 RDI: ffffed100b96ad9f RBP: ffffffff878b6d80 R08: 0000000000000061 R09: 0000000000000001 R10: 0000000000000000 R11: ffff8880b05b85c0 R12: 0000000000000000 R13: 0000000000000000 R14: ffff8880993337f8 R15: 1ffff1100b96adb2 debug_object_assert_init lib/debugobjects.c:656 [inline] debug_object_assert_init+0x1d3/0x2d0 lib/debugobjects.c:627 debug_timer_assert_init kernel/time/timer.c:708 [inline] debug_assert_init kernel/time/timer.c:756 [inline] del_timer+0x5d/0xe0 kernel/time/timer.c:1151 try_to_grab_pending+0x243/0x610 kernel/workqueue.c:1225 __cancel_work_timer+0x90/0x460 kernel/workqueue.c:2923 slave_kobj_release+0x48/0xd0 drivers/net/bonding/bond_main.c:1261 kobject_cleanup lib/kobject.c:646 [inline] kobject_release lib/kobject.c:675 [inline] kref_put include/linux/kref.h:70 [inline] kobject_put+0x251/0x550 lib/kobject.c:692 bond_alloc_slave drivers/net/bonding/bond_main.c:1306 [inline] bond_enslave+0xd2b/0x4cc0 drivers/net/bonding/bond_main.c:1494 do_set_master+0x19e/0x200 net/core/rtnetlink.c:1961 do_setlink+0x8b8/0x2bf0 net/core/rtnetlink.c:2098 rtnl_newlink+0x1267/0x1830 net/core/rtnetlink.c:2660 rtnetlink_rcv_msg+0x3be/0xb10 net/core/rtnetlink.c:4316 netlink_rcv_skb+0x125/0x390 net/netlink/af_netlink.c:2433 netlink_unicast_kernel net/netlink/af_netlink.c:1287 [inline] netlink_unicast+0x437/0x610 net/netlink/af_netlink.c:1313 netlink_sendmsg+0x62e/0xb80 net/netlink/af_netlink.c:1878 sock_sendmsg_nosec net/socket.c:646 [inline] sock_sendmsg+0xb5/0x100 net/socket.c:656 ___sys_sendmsg+0x6c8/0x800 net/socket.c:2062 __sys_sendmsg+0xa3/0x120 net/socket.c:2096 SYSC_sendmsg net/socket.c:2107 [inline] SyS_sendmsg+0x27/0x40 net/socket.c:2103 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45e219 RSP: 002b:00007f00d6f11c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000000000b RCX: 000000000045e219 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000005 RBP: 00007f00d6f11ca0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 R13: 00007ffc157d4d9f R14: 00007f00d6f129c0 R15: 000000000119bf8c Kernel Offset: disabled Rebooting in 86400 seconds..