RAX: ffffffffffffffda RBX: 00007f4029260c90 RCX: 0000000000459a59 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 0000000000000082 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffca0734ef R14: 00007f40292619c0 R15: 000000000075bf2c INFO: rcu_preempt self-detected stall on CPU 0-...: (1 GPs behind) idle=c7e/140000000000001/0 softirq=15611/15612 fqs=4780 (t=10500 jiffies g=2129 c=2128 q=344764) NMI backtrace for cpu 0 CPU: 0 PID: 29 Comm: kworker/dying Not tainted 4.13.0-rc1+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x145/0x1e1 lib/dump_stack.c:52 nmi_cpu_backtrace.cold.5+0x13/0xb2 lib/nmi_backtrace.c:102 nmi_trigger_cpumask_backtrace+0xf4/0x118 lib/nmi_backtrace.c:61 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:37 trigger_single_cpu_backtrace include/linux/nmi.h:123 [inline] rcu_dump_cpu_stacks+0x172/0x1bf kernel/rcu/tree.c:1390 print_cpu_stall kernel/rcu/tree.c:1536 [inline] check_cpu_stall.isra.57.cold.81+0x26f/0x4ca kernel/rcu/tree.c:1604 __rcu_pending kernel/rcu/tree.c:3457 [inline] rcu_pending kernel/rcu/tree.c:3519 [inline] rcu_check_callbacks+0x296/0xe90 kernel/rcu/tree.c:2861 update_process_times+0x2a/0x60 kernel/time/timer.c:1571 tick_sched_handle+0x7b/0x140 kernel/time/tick-sched.c:161 tick_sched_timer+0x34/0xf0 kernel/time/tick-sched.c:1190 __run_hrtimer kernel/time/hrtimer.c:1213 [inline] __hrtimer_run_queues+0x34b/0xe30 kernel/time/hrtimer.c:1277 hrtimer_interrupt+0x1ae/0x600 kernel/time/hrtimer.c:1311 local_apic_timer_interrupt+0x6e/0xa0 arch/x86/kernel/apic/apic.c:1019 smp_apic_timer_interrupt+0x71/0xa0 arch/x86/kernel/apic/apic.c:1043 apic_timer_interrupt+0x93/0xa0 arch/x86/entry/entry_64.S:702 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:814 [inline] RIP: 0010:console_unlock+0x8a6/0xde0 kernel/printk/printk.c:2247 RSP: 0018:ffff88012b28f860 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10 RAX: 1ffffffff1059851 RBX: 0000000000000000 RCX: 1ffff1002564ee05 RDX: 0000000000000000 RSI: ffff88012b277008 RDI: 0000000000000282 RBP: ffff88012b28f940 R08: ffff88012b277028 R09: 0000000000000006 R10: 0000000000000000 R11: dffffc0000000000 R12: 0000000000000038 R13: 0000000000000000 R14: ffffffff888af4e0 R15: ffffffff888af4b0 vprintk_emit+0x29b/0x4e0 kernel/printk/printk.c:1769 vprintk_default+0x1a/0x20 kernel/printk/printk.c:1808 vprintk_func+0x2c/0xf2 kernel/printk/printk_safe.c:382 printk+0x91/0xab kernel/printk/printk.c:1841 check_stack_usage kernel/exit.c:753 [inline] do_exit.cold.18+0x56/0x1d2 kernel/exit.c:916 kthread+0x2af/0x400 kernel/kthread.c:233 ret_from_fork+0x2a/0x40 arch/x86/entry/entry_64.S:425 IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready device bridge_slave_1 left promiscuous mode bridge0: port 2(bridge_slave_1) entered disabled state device bridge_slave_0 left promiscuous mode bridge0: port 1(bridge_slave_0) entered disabled state device hsr_slave_1 left promiscuous mode device hsr_slave_0 left promiscuous mode team0 (unregistering): Port device team_slave_0 removed bond0 (unregistering): Releasing backup interface bond_slave_1 bond0 (unregistering): Released all slaves IPVS: ftp: loaded support on port[0] = 21 chnl_net:caif_netlink_parms(): no params data found bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered disabled state device bridge_slave_0 entered promiscuous mode bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered disabled state device bridge_slave_1 entered promiscuous mode bond0: Enslaving bond_slave_0 as an active interface with an up link bond0: Enslaving bond_slave_1 as an active interface with an up link IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready team0: Port device team_slave_0 added IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready team0: Port device team_slave_1 added IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready device hsr_slave_0 entered promiscuous mode device hsr_slave_1 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state 8021q: adding VLAN 0 to HW filter on device bond0 IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready bridge0: port 1(bridge_slave_0) entered disabled state bridge0: port 2(bridge_slave_1) entered disabled state IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready 8021q: adding VLAN 0 to HW filter on device team0 IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready 8021q: adding VLAN 0 to HW filter on device batadv0 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 19321 Comm: syz-executor078 Not tainted 4.13.0-rc1+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x145/0x1e1 lib/dump_stack.c:52 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0x15 lib/fault-inject.c:147 should_failslab+0xba/0xf0 mm/failslab.c:31 slab_pre_alloc_hook mm/slab.h:418 [inline] slab_alloc_node mm/slab.c:3304 [inline] kmem_cache_alloc_node+0x280/0x780 mm/slab.c:3649 __alloc_skb+0xdb/0x6f0 net/core/skbuff.c:219 alloc_skb include/linux/skbuff.h:903 [inline] nlmsg_new include/net/netlink.h:505 [inline] netlink_ack+0x13a/0xb00 net/netlink/af_netlink.c:2325 netlink_rcv_skb+0x34c/0x490 net/netlink/af_netlink.c:2403 rtnetlink_rcv+0x25/0x30 net/core/rtnetlink.c:4222 netlink_unicast_kernel net/netlink/af_netlink.c:1265 [inline] netlink_unicast+0x426/0x630 net/netlink/af_netlink.c:1291 netlink_sendmsg+0x8c3/0xe80 net/netlink/af_netlink.c:1854 sock_sendmsg_nosec net/socket.c:633 [inline] sock_sendmsg+0xb5/0xf0 net/socket.c:643 ___sys_sendmsg+0x66b/0x9a0 net/socket.c:2034 __sys_sendmsg+0xd6/0x220 net/socket.c:2068 SYSC_sendmsg net/socket.c:2079 [inline] SyS_sendmsg+0xd/0x20 net/socket.c:2075 entry_SYSCALL_64_fastpath+0x23/0xc2 RIP: 0033:0x442ff9 RSP: 002b:00007fff983f6318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442ff9 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 0000000000000082 R08: 0000000000000002 R09: 00000000004aa5b8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000403c90 R14: 0000000000000000 R15: 0000000000000000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 19322 Comm: syz-executor078 Not tainted 4.13.0-rc1+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x145/0x1e1 lib/dump_stack.c:52 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0x15 lib/fault-inject.c:147 should_failslab+0xba/0xf0 mm/failslab.c:31 slab_pre_alloc_hook mm/slab.h:418 [inline] slab_alloc_node mm/slab.c:3304 [inline] kmem_cache_alloc_node+0x280/0x780 mm/slab.c:3649 __alloc_skb+0xdb/0x6f0 net/core/skbuff.c:219 alloc_skb include/linux/skbuff.h:903 [inline] nlmsg_new include/net/netlink.h:505 [inline] netlink_ack+0x13a/0xb00 net/netlink/af_netlink.c:2325 netlink_rcv_skb+0x34c/0x490 net/netlink/af_netlink.c:2403 rtnetlink_rcv+0x25/0x30 net/core/rtnetlink.c:4222 netlink_unicast_kernel net/netlink/af_netlink.c:1265 [inline] netlink_unicast+0x426/0x630 net/netlink/af_netlink.c:1291 netlink_sendmsg+0x8c3/0xe80 net/netlink/af_netlink.c:1854 sock_sendmsg_nosec net/socket.c:633 [inline] sock_sendmsg+0xb5/0xf0 net/socket.c:643 ___sys_sendmsg+0x66b/0x9a0 net/socket.c:2034 __sys_sendmsg+0xd6/0x220 net/socket.c:2068 SYSC_sendmsg net/socket.c:2079 [inline] SyS_sendmsg+0xd/0x20 net/socket.c:2075 entry_SYSCALL_64_fastpath+0x23/0xc2 RIP: 0033:0x442ff9 RSP: 002b:00007fff983f6318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442ff9 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 0000000000000082 R08: 0000000000000002 R09: 00000000004aa5b8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000403c90 R14: 0000000000000000 R15: 0000000000000000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 19323 Comm: syz-executor078 Not tainted 4.13.0-rc1+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x145/0x1e1 lib/dump_stack.c:52 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0x15 lib/fault-inject.c:147 should_failslab+0xba/0xf0 mm/failslab.c:31 slab_pre_alloc_hook mm/slab.h:418 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x40/0x780 mm/slab.c:3559 skb_clone+0x190/0x3b0 net/core/skbuff.c:1037 __netlink_deliver_tap_skb net/netlink/af_netlink.c:262 [inline] __netlink_deliver_tap net/netlink/af_netlink.c:287 [inline] netlink_deliver_tap+0x744/0xbf0 net/netlink/af_netlink.c:298 __netlink_sendskb+0x43/0xa0 net/netlink/af_netlink.c:1209 netlink_sendskb net/netlink/af_netlink.c:1218 [inline] netlink_unicast+0x4bb/0x630 net/netlink/af_netlink.c:1306 netlink_ack+0x46d/0xb00 net/netlink/af_netlink.c:2368 netlink_rcv_skb+0x34c/0x490 net/netlink/af_netlink.c:2403 rtnetlink_rcv+0x25/0x30 net/core/rtnetlink.c:4222 netlink_unicast_kernel net/netlink/af_netlink.c:1265 [inline] netlink_unicast+0x426/0x630 net/netlink/af_netlink.c:1291 netlink_sendmsg+0x8c3/0xe80 net/netlink/af_netlink.c:1854 sock_sendmsg_nosec net/socket.c:633 [inline] sock_sendmsg+0xb5/0xf0 net/socket.c:643 ___sys_sendmsg+0x66b/0x9a0 net/socket.c:2034 __sys_sendmsg+0xd6/0x220 net/socket.c:2068 SYSC_sendmsg net/socket.c:2079 [inline] SyS_sendmsg+0xd/0x20 net/socket.c:2075 entry_SYSCALL_64_fastpath+0x23/0xc2 RIP: 0033:0x442ff9 RSP: 002b:00007fff983f6318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442ff9 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 0000000000000082 R08: 0000000000000002 R09: 00000000004aa5b8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 0000000000403c90 R14: 0000000000000000 R15: 0000000000000000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 19324 Comm: syz-executor078 Not tainted 4.13.0-rc1+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x145/0x1e1 lib/dump_stack.c:52 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0x15 lib/fault-inject.c:147 should_failslab+0xba/0xf0 mm/failslab.c:31 slab_pre_alloc_hook mm/slab.h:418 [inline] slab_alloc_node mm/slab.c:3304 [inline] kmem_cache_alloc_node+0x280/0x780 mm/slab.c:3649 __alloc_skb+0xdb/0x6f0 net/core/skbuff.c:219 alloc_skb include/linux/skbuff.h:903 [inline] nlmsg_new include/net/netlink.h:505 [inline] netlink_ack+0x13a/0xb00 net/netlink/af_netlink.c:2325 netlink_rcv_skb+0x34c/0x490 net/netlink/af_netlink.c:2403 rtnetlink_rcv+0x25/0x30 net/core/rtnetlink.c:4222 netlink_unicast_kernel net/netlink/af_netlink.c:1265 [inline] netlink_unicast+0x426/0x630 net/netlink/af_netlink.c:1291 netlink_sendmsg+0x8c3/0xe80 net/netlink/af_netlink.c:1854 sock_sendmsg_nosec net/socket.c:633 [inline] sock_sendmsg+0xb5/0xf0 net/socket.c:643 ___sys_sendmsg+0x66b/0x9a0 net/socket.c:2034 __sys_sendmsg+0xd6/0x220 net/socket.c:2068 SYSC_sendmsg net/socket.c:2079 [inline] SyS_sendmsg+0xd/0x20 net/socket.c:2075 entry_SYSCALL_64_fastpath+0x23/0xc2 RIP: 0033:0x442ff9 RSP: 002b:00007fff983f6318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442ff9 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 0000000000000082 R08: 0000000000000002 R09: 00000000004aa5b8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000403c90 R14: 0000000000000000 R15: 0000000000000000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 19325 Comm: syz-executor078 Not tainted 4.13.0-rc1+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x145/0x1e1 lib/dump_stack.c:52 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0x15 lib/fault-inject.c:147 should_failslab+0xba/0xf0 mm/failslab.c:31 slab_pre_alloc_hook mm/slab.h:418 [inline] slab_alloc_node mm/slab.c:3304 [inline] kmem_cache_alloc_node+0x280/0x780 mm/slab.c:3649 __alloc_skb+0xdb/0x6f0 net/core/skbuff.c:219 alloc_skb include/linux/skbuff.h:903 [inline] nlmsg_new include/net/netlink.h:505 [inline] netlink_ack+0x13a/0xb00 net/netlink/af_netlink.c:2325 netlink_rcv_skb+0x34c/0x490 net/netlink/af_netlink.c:2403 rtnetlink_rcv+0x25/0x30 net/core/rtnetlink.c:4222 netlink_unicast_kernel net/netlink/af_netlink.c:1265 [inline] netlink_unicast+0x426/0x630 net/netlink/af_netlink.c:1291 netlink_sendmsg+0x8c3/0xe80 net/netlink/af_netlink.c:1854 sock_sendmsg_nosec net/socket.c:633 [inline] sock_sendmsg+0xb5/0xf0 net/socket.c:643 ___sys_sendmsg+0x66b/0x9a0 net/socket.c:2034 __sys_sendmsg+0xd6/0x220 net/socket.c:2068 SYSC_sendmsg net/socket.c:2079 [inline] SyS_sendmsg+0xd/0x20 net/socket.c:2075 entry_SYSCALL_64_fastpath+0x23/0xc2 RIP: 0033:0x442ff9 RSP: 002b:00007fff983f6318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442ff9 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 0000000000000082 R08: 0000000000000002 R09: 00000000004aa5b8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 0000000000403c90 R14: 0000000000000000 R15: 0000000000000000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 19326 Comm: syz-executor078 Not tainted 4.13.0-rc1+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x145/0x1e1 lib/dump_stack.c:52 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0x15 lib/fault-inject.c:147 should_failslab+0xba/0xf0 mm/failslab.c:31 slab_pre_alloc_hook mm/slab.h:418 [inline] slab_alloc_node mm/slab.c:3304 [inline] kmem_cache_alloc_node+0x280/0x780 mm/slab.c:3649 __alloc_skb+0xdb/0x6f0 net/core/skbuff.c:219 alloc_skb include/linux/skbuff.h:903 [inline] nlmsg_new include/net/netlink.h:505 [inline] netlink_ack+0x13a/0xb00 net/netlink/af_netlink.c:2325 netlink_rcv_skb+0x34c/0x490 net/netlink/af_netlink.c:2403 rtnetlink_rcv+0x25/0x30 net/core/rtnetlink.c:4222 netlink_unicast_kernel net/netlink/af_netlink.c:1265 [inline] netlink_unicast+0x426/0x630 net/netlink/af_netlink.c:1291 netlink_sendmsg+0x8c3/0xe80 net/netlink/af_netlink.c:1854 sock_sendmsg_nosec net/socket.c:633 [inline] sock_sendmsg+0xb5/0xf0 net/socket.c:643 ___sys_sendmsg+0x66b/0x9a0 net/socket.c:2034 __sys_sendmsg+0xd6/0x220 net/socket.c:2068 SYSC_sendmsg net/socket.c:2079 [inline] SyS_sendmsg+0xd/0x20 net/socket.c:2075 entry_SYSCALL_64_fastpath+0x23/0xc2 RIP: 0033:0x442ff9 RSP: 002b:00007fff983f6318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442ff9 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 0000000000000082 R08: 0000000000000002 R09: 00000000004aa5b8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 R13: 0000000000403c90 R14: 0000000000000000 R15: 0000000000000000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 19327 Comm: syz-executor078 Not tainted 4.13.0-rc1+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x145/0x1e1 lib/dump_stack.c:52 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0x15 lib/fault-inject.c:147 should_failslab+0xba/0xf0 mm/failslab.c:31 slab_pre_alloc_hook mm/slab.h:418 [inline] slab_alloc_node mm/slab.c:3304 [inline] kmem_cache_alloc_node+0x280/0x780 mm/slab.c:3649 __alloc_skb+0xdb/0x6f0 net/core/skbuff.c:219 alloc_skb include/linux/skbuff.h:903 [inline] nlmsg_new include/net/netlink.h:505 [inline] netlink_ack+0x13a/0xb00 net/netlink/af_netlink.c:2325 netlink_rcv_skb+0x34c/0x490 net/netlink/af_netlink.c:2403 rtnetlink_rcv+0x25/0x30 net/core/rtnetlink.c:4222 netlink_unicast_kernel net/netlink/af_netlink.c:1265 [inline] netlink_unicast+0x426/0x630 net/netlink/af_netlink.c:1291 netlink_sendmsg+0x8c3/0xe80 net/netlink/af_netlink.c:1854 sock_sendmsg_nosec net/socket.c:633 [inline] sock_sendmsg+0xb5/0xf0 net/socket.c:643 ___sys_sendmsg+0x66b/0x9a0 net/socket.c:2034 __sys_sendmsg+0xd6/0x220 net/socket.c:2068 SYSC_sendmsg net/socket.c:2079 [inline] SyS_sendmsg+0xd/0x20 net/socket.c:2075 entry_SYSCALL_64_fastpath+0x23/0xc2 RIP: 0033:0x442ff9 RSP: 002b:00007fff983f6318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442ff9 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 0000000000000082 R08: 0000000000000002 R09: 00000000004aa5b8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 R13: 0000000000403c90 R14: 0000000000000000 R15: 0000000000000000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 19328 Comm: syz-executor078 Not tainted 4.13.0-rc1+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x145/0x1e1 lib/dump_stack.c:52 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0x15 lib/fault-inject.c:147 should_failslab+0xba/0xf0 mm/failslab.c:31 slab_pre_alloc_hook mm/slab.h:418 [inline] slab_alloc_node mm/slab.c:3304 [inline] kmem_cache_alloc_node+0x280/0x780 mm/slab.c:3649 __alloc_skb+0xdb/0x6f0 net/core/skbuff.c:219 alloc_skb include/linux/skbuff.h:903 [inline] nlmsg_new include/net/netlink.h:505 [inline] netlink_ack+0x13a/0xb00 net/netlink/af_netlink.c:2325 netlink_rcv_skb+0x34c/0x490 net/netlink/af_netlink.c:2403 rtnetlink_rcv+0x25/0x30 net/core/rtnetlink.c:4222 netlink_unicast_kernel net/netlink/af_netlink.c:1265 [inline] netlink_unicast+0x426/0x630 net/netlink/af_netlink.c:1291 netlink_sendmsg+0x8c3/0xe80 net/netlink/af_netlink.c:1854 sock_sendmsg_nosec net/socket.c:633 [inline] sock_sendmsg+0xb5/0xf0 net/socket.c:643 ___sys_sendmsg+0x66b/0x9a0 net/socket.c:2034 __sys_sendmsg+0xd6/0x220 net/socket.c:2068 SYSC_sendmsg net/socket.c:2079 [inline] SyS_sendmsg+0xd/0x20 net/socket.c:2075 entry_SYSCALL_64_fastpath+0x23/0xc2 RIP: 0033:0x442ff9 RSP: 002b:00007fff983f6318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442ff9 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 0000000000000082 R08: 0000000000000002 R09: 00000000004aa5b8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000007 R13: 0000000000403c90 R14: 0000000000000000 R15: 0000000000000000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 19329 Comm: syz-executor078 Not tainted 4.13.0-rc1+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x145/0x1e1 lib/dump_stack.c:52 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0x15 lib/fault-inject.c:147 should_failslab+0xba/0xf0 mm/failslab.c:31 slab_pre_alloc_hook mm/slab.h:418 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x40/0x780 mm/slab.c:3559 skb_clone+0x190/0x3b0 net/core/skbuff.c:1037 __netlink_deliver_tap_skb net/netlink/af_netlink.c:262 [inline] __netlink_deliver_tap net/netlink/af_netlink.c:287 [inline] netlink_deliver_tap+0x744/0xbf0 net/netlink/af_netlink.c:298 __netlink_sendskb+0x43/0xa0 net/netlink/af_netlink.c:1209 netlink_sendskb net/netlink/af_netlink.c:1218 [inline] netlink_unicast+0x4bb/0x630 net/netlink/af_netlink.c:1306 netlink_ack+0x46d/0xb00 net/netlink/af_netlink.c:2368 netlink_rcv_skb+0x34c/0x490 net/netlink/af_netlink.c:2403 rtnetlink_rcv+0x25/0x30 net/core/rtnetlink.c:4222 netlink_unicast_kernel net/netlink/af_netlink.c:1265 [inline] netlink_unicast+0x426/0x630 net/netlink/af_netlink.c:1291 netlink_sendmsg+0x8c3/0xe80 net/netlink/af_netlink.c:1854 sock_sendmsg_nosec net/socket.c:633 [inline] sock_sendmsg+0xb5/0xf0 net/socket.c:643 ___sys_sendmsg+0x66b/0x9a0 net/socket.c:2034 __sys_sendmsg+0xd6/0x220 net/socket.c:2068 SYSC_sendmsg net/socket.c:2079 [inline] SyS_sendmsg+0xd/0x20 net/socket.c:2075 entry_SYSCALL_64_fastpath+0x23/0xc2 RIP: 0033:0x442ff9 RSP: 002b:00007fff983f6318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442ff9 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 0000000000000082 R08: 0000000000000002 R09: 00000000004aa5b8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 R13: 0000000000403c90 R14: 0000000000000000 R15: 0000000000000000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 19330 Comm: syz-executor078 Not tainted 4.13.0-rc1+ #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x145/0x1e1 lib/dump_stack.c:52 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0x5/0x15 lib/fault-inject.c:147 should_failslab+0xba/0xf0 mm/failslab.c:31 slab_pre_alloc_hook mm/slab.h:418 [inline] slab_alloc mm/slab.c:3383 [inline] kmem_cache_alloc+0x40/0x780 mm/slab.c:3559 skb_clone+0x190/0x3b0 net/core/skbuff.c:1037