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+0x194/0x24d lib/dump_stack.c:53
kobject_add_internal failed for ifb0 (error: -12 parent: net)
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail+0x8c0/0xa40 lib/fault-inject.c:149
WARNING: CPU: 1 PID: 1375 at lib/kobject.c:242 kobject_add_internal+0x3f6/0xbc0 lib/kobject.c:240
Kernel panic - not syncing: panic_on_warn set ...

 should_failslab+0xec/0x120 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:422 [inline]
 slab_alloc_node mm/slab.c:3287 [inline]
 kmem_cache_alloc_node_trace+0x5a/0x760 mm/slab.c:3649
 kmalloc_node include/linux/slab.h:550 [inline]
 kzalloc_node include/linux/slab.h:712 [inline]
 __get_vm_area_node+0xae/0x340 mm/vmalloc.c:1402
 __vmalloc_node_range+0xa3/0x650 mm/vmalloc.c:1754
 __vmalloc_node mm/vmalloc.c:1804 [inline]
 __vmalloc+0x45/0x50 mm/vmalloc.c:1810
 bpf_prog_alloc+0xaa/0x350 kernel/bpf/core.c:84
 bpf_prog_load+0x2e3/0x1bb0 kernel/bpf/syscall.c:1209
 SYSC_bpf kernel/bpf/syscall.c:1881 [inline]
 SyS_bpf+0xe0f/0x4830 kernel/bpf/syscall.c:1843
 do_syscall_64+0x281/0x940 arch/x86/entry/common.c:287
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x4548b9
RSP: 002b:00007f7708150c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f77081516d4 RCX: 00000000004548b9
RDX: 0000000000000048 RSI: 0000000020eb0fb8 RDI: 0000000000000005
RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000019
R13: 0000000000000045 R14: 00000000006f2718 R15: 0000000000000000
CPU: 1 PID: 1375 Comm: syz-executor7 Not tainted 4.16.0-rc7+ #371
syz-executor6: vmalloc: allocation failure: 4096 bytes, mode:0x14280c0(GFP_USER|__GFP_ZERO), nodemask=(null)
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+0x194/0x24d lib/dump_stack.c:53
syz-executor6 cpuset=
 panic+0x1e4/0x41c kernel/panic.c:183
syz6
 mems_allowed=0
 __warn+0x1dc/0x200 kernel/panic.c:547
 report_bug+0x1f4/0x2b0 lib/bug.c:186
 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:178
 fixup_bug arch/x86/kernel/traps.c:247 [inline]
 do_error_trap+0x2d7/0x3e0 arch/x86/kernel/traps.c:296
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:986
RIP: 0010:kobject_add_internal+0x3f6/0xbc0 lib/kobject.c:240
RSP: 0018:ffff8801cba8f570 EFLAGS: 00010282
RAX: dffffc0000000008 RBX: ffff8801b8ed9f68 RCX: ffffffff815b7bde
RDX: 0000000000010000 RSI: ffffc9000242a000 RDI: 1ffff10039751e33
RBP: ffff8801cba8f668 R08: 1ffff10039751df5 R09: 0000000000000000
R10: ffff8801cba8f330 R11: 0000000000000000 R12: 1ffff10039751eb4
R13: 00000000fffffff4 R14: ffff8801d9bf4080 R15: ffffffff87302160
 kobject_add_varg lib/kobject.c:364 [inline]
 kobject_add+0x132/0x1f0 lib/kobject.c:409
 device_add+0x35d/0x1650 drivers/base/core.c:1787
 netdev_register_kobject+0x183/0x360 net/core/net-sysfs.c:1604
 register_netdevice+0xb41/0x1020 net/core/dev.c:7900
 tun_set_iff drivers/net/tun.c:2596 [inline]
 __tun_chr_ioctl+0x20d7/0x4100 drivers/net/tun.c:2821
 tun_chr_ioctl+0x2a/0x40 drivers/net/tun.c:3078
 vfs_ioctl fs/ioctl.c:46 [inline]
 do_vfs_ioctl+0x1b1/0x1520 fs/ioctl.c:686
 SYSC_ioctl fs/ioctl.c:701 [inline]
 SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692
 do_syscall_64+0x281/0x940 arch/x86/entry/common.c:287
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x4548b9
RSP: 002b:00007fab512fac68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fab512fb6d4 RCX: 00000000004548b9
RDX: 00000000200000c0 RSI: 00000000400454ca RDI: 0000000000000018
RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000019
R13: 000000000000032a R14: 00000000006f6c90 R15: 0000000000000007
CPU: 0 PID: 1402 Comm: syz-executor6 Not tainted 4.16.0-rc7+ #371
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+0x194/0x24d lib/dump_stack.c:53
 warn_alloc+0x19a/0x2b0 mm/page_alloc.c:3312
 __vmalloc_node_range+0x4f0/0x650 mm/vmalloc.c:1775
 __vmalloc_node mm/vmalloc.c:1804 [inline]
 __vmalloc+0x45/0x50 mm/vmalloc.c:1810
 bpf_prog_alloc+0xaa/0x350 kernel/bpf/core.c:84
 bpf_prog_load+0x2e3/0x1bb0 kernel/bpf/syscall.c:1209
 SYSC_bpf kernel/bpf/syscall.c:1881 [inline]
 SyS_bpf+0xe0f/0x4830 kernel/bpf/syscall.c:1843
 do_syscall_64+0x281/0x940 arch/x86/entry/common.c:287
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x4548b9
RSP: 002b:00007f7708150c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f77081516d4 RCX: 00000000004548b9
RDX: 0000000000000048 RSI: 0000000020eb0fb8 RDI: 0000000000000005
RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000019
R13: 0000000000000045 R14: 00000000006f2718 R15: 0000000000000000
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..