Warning: Permanently added '10.128.0.79' (ECDSA) to the list of known hosts. 2019/12/04 02:51:17 fuzzer started 2019/12/04 02:51:18 dialing manager at 10.128.0.26:42111 2019/12/04 02:51:18 syscalls: 2689 2019/12/04 02:51:18 code coverage: enabled 2019/12/04 02:51:18 comparison tracing: enabled 2019/12/04 02:51:18 extra coverage: extra coverage is not supported by the kernel 2019/12/04 02:51:18 setuid sandbox: enabled 2019/12/04 02:51:18 namespace sandbox: enabled 2019/12/04 02:51:18 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 02:51:18 fault injection: enabled 2019/12/04 02:51:18 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 02:51:18 net packet injection: enabled 2019/12/04 02:51:18 net device setup: enabled 2019/12/04 02:51:18 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 02:51:18 devlink PCI setup: PCI device 0000:00:10.0 is not available 02:51:19 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x7, 0x4031, 0xffffffffffffffff, 0x0) mbind(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x8003, &(0x7f0000000000)=0x3, 0x8, 0x0) remap_file_pages(&(0x7f00002ec000/0x200000)=nil, 0x200000, 0x0, 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCGIFNETMASK(0xffffffffffffffff, 0x891b, 0x0) wait4(0x0, 0x0, 0x0, 0x0) 02:51:19 executing program 1: r0 = syz_open_dev$video(&(0x7f0000000000)='/dev/video#\x00', 0x3, 0x0) ioctl$VIDIOC_OVERLAY(r0, 0x4004560e, &(0x7f0000000200)) syzkaller login: [ 56.742520][ T8203] IPVS: ftp: loaded support on port[0] = 21 [ 56.867739][ T8203] chnl_net:caif_netlink_parms(): no params data found 02:51:20 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(des3_ede)\x00'}, 0x58) r1 = accept4(r0, 0x0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000000)="ad56b6c5820fae9d6dcd3292ea54c7beef915d564c90c200", 0x18) sendto$unix(r1, &(0x7f0000000140)='$', 0x1, 0x0, 0x0, 0x0) recvfrom(r1, &(0x7f0000001240)=""/4096, 0xb71b829b6f5560a, 0x0, 0x0, 0xfffffffffffffff1) [ 56.938499][ T8203] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.963990][ T8203] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.972761][ T8203] device bridge_slave_0 entered promiscuous mode [ 57.008512][ T8203] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.024182][ T8203] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.032051][ T8203] device bridge_slave_1 entered promiscuous mode [ 57.073756][ T8206] IPVS: ftp: loaded support on port[0] = 21 [ 57.082766][ T8203] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.098461][ T8203] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.151345][ T8203] team0: Port device team_slave_0 added [ 57.161235][ T8203] team0: Port device team_slave_1 added 02:51:20 executing program 3: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000080)={0x16, 0x0, 0x240002, 0x1, 0x0, 0x1}, 0x3c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000240)={r2, 0x0, &(0x7f00000000c0)}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000000)={r2, 0x0, &(0x7f00000001c0)=""/1}, 0x18) [ 57.227702][ T8209] IPVS: ftp: loaded support on port[0] = 21 [ 57.256694][ T8203] device hsr_slave_0 entered promiscuous mode [ 57.305452][ T8203] device hsr_slave_1 entered promiscuous mode [ 57.448921][ T8212] IPVS: ftp: loaded support on port[0] = 21 [ 57.459932][ T8203] netdevsim netdevsim0 netdevsim0: renamed from eth0 02:51:20 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0xffffffdd}, [@ldst={0x3, 0x5, 0x3, 0x1c10a1, 0x0, 0x32}]}, &(0x7f0000003ff6)='G\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x8}, 0x48) [ 57.515882][ T8206] chnl_net:caif_netlink_parms(): no params data found [ 57.532880][ T8203] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.612703][ T8203] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.676856][ T8203] netdevsim netdevsim0 netdevsim3: renamed from eth3 02:51:20 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040)='iso9660\x00', &(0x7f0000000080)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)={[{@utf8='utf8'}]}) [ 57.799434][ T8214] IPVS: ftp: loaded support on port[0] = 21 [ 57.800880][ T8203] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.812569][ T8203] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.820555][ T8203] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.827800][ T8203] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.934201][ T3210] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.944685][ T3210] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.987026][ T8206] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.994801][ T8206] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.002333][ T8206] device bridge_slave_0 entered promiscuous mode [ 58.011194][ T8206] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.019054][ T8206] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.026930][ T8206] device bridge_slave_1 entered promiscuous mode [ 58.042994][ T8203] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.050181][ T8209] chnl_net:caif_netlink_parms(): no params data found [ 58.080724][ T8219] IPVS: ftp: loaded support on port[0] = 21 [ 58.121651][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.131663][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.145100][ T8212] chnl_net:caif_netlink_parms(): no params data found [ 58.159224][ T8206] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.171427][ T8206] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.184387][ T8203] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.223140][ T8209] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.231247][ T8209] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.240605][ T8209] device bridge_slave_0 entered promiscuous mode [ 58.250032][ T8209] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.257407][ T8209] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.265964][ T8209] device bridge_slave_1 entered promiscuous mode [ 58.275796][ T8206] team0: Port device team_slave_0 added [ 58.284416][ T8206] team0: Port device team_slave_1 added [ 58.301234][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.310589][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.319138][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.326219][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.356652][ T8212] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.364425][ T8212] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.372060][ T8212] device bridge_slave_0 entered promiscuous mode [ 58.389369][ T8209] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.400268][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.409303][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.417869][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.424935][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.432860][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.456228][ T8212] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.464609][ T8212] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.472191][ T8212] device bridge_slave_1 entered promiscuous mode [ 58.480981][ T8209] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.496915][ T8208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.505389][ T8208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.513747][ T8208] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.523315][ T8208] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.576719][ T8206] device hsr_slave_0 entered promiscuous mode [ 58.614394][ T8206] device hsr_slave_1 entered promiscuous mode [ 58.674056][ T8206] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.709815][ T8209] team0: Port device team_slave_0 added [ 58.718139][ T8209] team0: Port device team_slave_1 added [ 58.745654][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.756652][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.766481][ T8212] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.777624][ T8212] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.798879][ T8212] team0: Port device team_slave_0 added [ 58.808576][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.816896][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.841877][ T8214] chnl_net:caif_netlink_parms(): no params data found [ 58.852162][ T8212] team0: Port device team_slave_1 added [ 58.916515][ T8212] device hsr_slave_0 entered promiscuous mode [ 58.954284][ T8212] device hsr_slave_1 entered promiscuous mode [ 58.993983][ T8212] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.025743][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.034655][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.044941][ T8203] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.097315][ T8209] device hsr_slave_0 entered promiscuous mode [ 59.154274][ T8209] device hsr_slave_1 entered promiscuous mode [ 59.194035][ T8209] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.214993][ T8219] chnl_net:caif_netlink_parms(): no params data found [ 59.223525][ T8214] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.231277][ T8214] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.240839][ T8214] device bridge_slave_0 entered promiscuous mode [ 59.250028][ T8214] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.257246][ T8214] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.265429][ T8214] device bridge_slave_1 entered promiscuous mode [ 59.295217][ T8206] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.356061][ T8214] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.369629][ T8212] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.417177][ T8206] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.490324][ T8206] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.539327][ T8206] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.617092][ T8214] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.637913][ T8212] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.686020][ T8212] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.748313][ T8208] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.755891][ T8208] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.772374][ T8203] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.786664][ T8209] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.836219][ T8212] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.888360][ T8214] team0: Port device team_slave_0 added [ 59.895773][ T8214] team0: Port device team_slave_1 added [ 59.902272][ T8209] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.959123][ T8209] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.019049][ T8219] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.026263][ T8219] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.035012][ T8219] device bridge_slave_0 entered promiscuous mode [ 60.042621][ T8219] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.050246][ T8219] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.060058][ T8219] device bridge_slave_1 entered promiscuous mode [ 60.080178][ T8219] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.103023][ T8219] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.112824][ T8209] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.236979][ T8214] device hsr_slave_0 entered promiscuous mode [ 60.274320][ T8214] device hsr_slave_1 entered promiscuous mode [ 60.314030][ T8214] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.432171][ T8228] mmap: syz-executor.0 (8228) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.rst. [ 165.393820][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 165.400688][ C0] rcu: 0-...!: (10499 ticks this GP) idle=766/1/0x4000000000000002 softirq=10898/10898 fqs=43 [ 165.411289][ C0] (t=10501 jiffies g=6185 q=144) [ 165.416456][ C0] rcu: rcu_preempt kthread starved for 10415 jiffies! g6185 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 165.427546][ C0] rcu: RCU grace-period kthread stack dump: [ 165.433464][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 165.441470][ C0] Call Trace: [ 165.444776][ C0] __schedule+0x9a0/0xcc0 [ 165.449114][ C0] schedule+0x181/0x210 [ 165.453260][ C0] schedule_timeout+0x14f/0x240 [ 165.458097][ C0] ? run_local_timers+0x120/0x120 [ 165.463113][ C0] rcu_gp_kthread+0xed8/0x1770 [ 165.468018][ C0] kthread+0x332/0x350 [ 165.472079][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 165.477185][ C0] ? kthread_blkcg+0xe0/0xe0 [ 165.481795][ C0] ret_from_fork+0x24/0x30 [ 165.486234][ C0] NMI backtrace for cpu 0 [ 165.490708][ C0] CPU: 0 PID: 8214 Comm: syz-executor.4 Not tainted 5.4.0-syzkaller #0 [ 165.498948][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.509028][ C0] Call Trace: [ 165.512315][ C0] [ 165.515163][ C0] dump_stack+0x1fb/0x318 [ 165.519489][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 165.524361][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 165.530542][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 165.536639][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 165.542728][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 165.548622][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 165.553754][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 165.558972][ C0] ? trace_hardirqs_off+0x74/0x80 [ 165.564016][ C0] update_process_times+0x12d/0x180 [ 165.569214][ C0] tick_sched_timer+0x263/0x420 [ 165.574083][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.579631][ C0] __hrtimer_run_queues+0x403/0x840 [ 165.584839][ C0] hrtimer_interrupt+0x38c/0xda0 [ 165.589782][ C0] ? debug_smp_processor_id+0x9/0x20 [ 165.595059][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 165.600598][ C0] apic_timer_interrupt+0xf/0x20 [ 165.605518][ C0] [ 165.608449][ C0] RIP: 0010:mod_memcg_page_state+0xe/0x190 [ 165.614246][ C0] Code: 00 eb 05 e8 04 29 2e 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 54 53 41 89 f6 <48> 89 fb e8 da 28 2e 00 48 83 c3 38 48 89 d8 48 c1 e8 03 49 bc 00 [ 165.633842][ C0] RSP: 0018:ffffc90001ec6eb8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 165.642243][ C0] RAX: 1ffff1100d82a4e1 RBX: ffff88806c152708 RCX: 0000000000000000 [ 165.650205][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0001b058c0 [ 165.658176][ C0] RBP: ffffc90001ec6ed8 R08: dffffc0000000000 R09: fffffbfff120248a [ 165.666141][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88806c1527a0 [ 165.674101][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888093545968 [ 165.682088][ C0] free_thread_stack+0x168/0x590 [ 165.687018][ C0] put_task_stack+0xa3/0x130 [ 165.691596][ C0] finish_task_switch+0x3f1/0x550 [ 165.696618][ C0] __schedule+0x9a8/0xcc0 [ 165.700946][ C0] ? stack_trace_save+0x150/0x150 [ 165.705960][ C0] ? ___preempt_schedule_notrace+0x16/0x27 [ 165.711759][ C0] preempt_schedule_notrace+0xdb/0x120 [ 165.717208][ C0] ___preempt_schedule_notrace+0x16/0x27 [ 165.722838][ C0] ? rcu_is_watching+0x57/0xa0 [ 165.727592][ C0] rcu_is_watching+0x82/0xa0 [ 165.732175][ C0] __kernel_text_address+0x74/0x110 [ 165.737364][ C0] unwind_get_return_address+0x4c/0x90 [ 165.742816][ C0] arch_stack_walk+0x98/0xe0 [ 165.747404][ C0] stack_trace_save+0xb6/0x150 [ 165.752168][ C0] __kasan_kmalloc+0x11c/0x1b0 [ 165.756926][ C0] ? __kasan_kmalloc+0x11c/0x1b0 [ 165.761860][ C0] ? kasan_slab_alloc+0xf/0x20 [ 165.766613][ C0] ? kmem_cache_alloc_trace+0x1fa/0x2f0 [ 165.772150][ C0] ? inetdev_init+0x80/0x3f0 [ 165.776730][ C0] ? inetdev_event+0x22f/0x1350 [ 165.781568][ C0] ? raw_notifier_call_chain+0xec/0x190 [ 165.787102][ C0] ? register_netdevice+0x1339/0x1830 [ 165.792463][ C0] ? nsim_create+0x1d4/0x230 [ 165.797047][ C0] ? __nsim_dev_port_add+0x289/0x4d0 [ 165.802320][ C0] ? nsim_dev_probe+0xb55/0xef0 [ 165.807159][ C0] ? nsim_bus_probe+0x15/0x20 [ 165.812192][ C0] ? really_probe+0x71c/0xf40 [ 165.816861][ C0] ? driver_probe_device+0xfc/0x260 [ 165.822047][ C0] ? __device_attach_driver+0x336/0x3f0 [ 165.827581][ C0] ? bus_for_each_drv+0x12b/0x180 [ 165.832602][ C0] ? __device_attach+0x1ea/0x390 [ 165.837534][ C0] ? device_initial_probe+0x1a/0x20 [ 165.842731][ C0] ? bus_probe_device+0xb9/0x1f0 [ 165.847662][ C0] ? device_add+0x1710/0x1ad0 [ 165.852340][ C0] ? device_register+0x1d/0x20 [ 165.857089][ C0] ? new_device_store+0x286/0x510 [ 165.862100][ C0] ? bus_attr_store+0x78/0x90 [ 165.866766][ C0] ? sysfs_kf_write+0x281/0x2f0 [ 165.871604][ C0] ? kernfs_fop_write+0x3e4/0x4e0 [ 165.876628][ C0] ? __vfs_write+0xb8/0x740 [ 165.881118][ C0] ? vfs_write+0x275/0x590 [ 165.885522][ C0] ? ksys_write+0x117/0x220 [ 165.890014][ C0] ? __x64_sys_write+0x7b/0x90 [ 165.894766][ C0] ? do_syscall_64+0xf7/0x1c0 [ 165.899449][ C0] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.905514][ C0] ? ___preempt_schedule+0x16/0x18 [ 165.910618][ C0] ? _raw_spin_unlock+0x3a/0x40 [ 165.915462][ C0] ? cache_grow_end+0x143/0x170 [ 165.920305][ C0] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 165.925579][ C0] ? kmem_cache_alloc_trace+0x199/0x2f0 [ 165.931119][ C0] kasan_slab_alloc+0xf/0x20 [ 165.935717][ C0] kmem_cache_alloc_trace+0x1fa/0x2f0 [ 165.941077][ C0] ? inetdev_init+0x80/0x3f0 [ 165.945662][ C0] inetdev_init+0x80/0x3f0 [ 165.950200][ C0] inetdev_event+0x22f/0x1350 [ 165.954877][ C0] ? netdev_upper_walk+0x1a0/0x1a0 [ 165.959994][ C0] ? add_default_gids+0xe0/0xe0 [ 165.964847][ C0] ? enum_all_gids_of_dev_cb+0x2d0/0x2d0 [ 165.970466][ C0] ? del_netdev_ips+0x30/0x30 [ 165.975134][ C0] raw_notifier_call_chain+0xec/0x190 [ 165.980499][ C0] register_netdevice+0x1339/0x1830 [ 165.985722][ C0] nsim_create+0x1d4/0x230 [ 165.990132][ C0] __nsim_dev_port_add+0x289/0x4d0 [ 165.995237][ C0] ? debugfs_create_file_unsafe+0x4a/0x60 [ 166.000957][ C0] ? nsim_bpf_dev_init+0x1eb/0x220 [ 166.006061][ C0] nsim_dev_probe+0xb55/0xef0 [ 166.010745][ C0] nsim_bus_probe+0x15/0x20 [ 166.015244][ C0] really_probe+0x71c/0xf40 [ 166.019761][ C0] driver_probe_device+0xfc/0x260 [ 166.024776][ C0] ? parse_option_str+0x1bf/0x200 [ 166.029790][ C0] __device_attach_driver+0x336/0x3f0 [ 166.035151][ C0] ? coredump_store+0x90/0x90 [ 166.039816][ C0] bus_for_each_drv+0x12b/0x180 [ 166.044658][ C0] __device_attach+0x1ea/0x390 [ 166.049418][ C0] device_initial_probe+0x1a/0x20 [ 166.054428][ C0] bus_probe_device+0xb9/0x1f0 [ 166.059187][ C0] device_add+0x1710/0x1ad0 [ 166.063700][ C0] device_register+0x1d/0x20 [ 166.068292][ C0] new_device_store+0x286/0x510 [ 166.073213][ C0] ? nsim_num_vf+0x50/0x50 [ 166.077625][ C0] bus_attr_store+0x78/0x90 [ 166.082114][ C0] ? bus_attr_show+0x90/0x90 [ 166.086698][ C0] sysfs_kf_write+0x281/0x2f0 [ 166.091367][ C0] ? sysfs_kf_read+0x370/0x370 [ 166.096122][ C0] kernfs_fop_write+0x3e4/0x4e0 [ 166.100966][ C0] ? kernfs_fop_read+0x580/0x580 [ 166.105893][ C0] __vfs_write+0xb8/0x740 [ 166.110249][ C0] ? rcu_read_lock_any_held+0x13d/0x1a0 [ 166.115803][ C0] ? __sb_start_write+0x382/0x430 [ 166.120837][ C0] vfs_write+0x275/0x590 [ 166.125076][ C0] ksys_write+0x117/0x220 [ 166.129397][ C0] __x64_sys_write+0x7b/0x90 [ 166.134000][ C0] do_syscall_64+0xf7/0x1c0 [ 166.138507][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.144391][ C0] RIP: 0033:0x414130 [ 166.148273][ C0] Code: b0 89 c8 f7 d8 eb ed b8 6e 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 3d 3d 43 66 00 00 75 14 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 c4 1b 00 00 c3 48 83 ec 08 e8 ca fc ff ff [ 166.167864][ C0] RSP: 002b:00007ffd1ec1cec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 166.176291][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000414130 [ 166.184269][ C0] RDX: 0000000000000003 RSI: 00007ffd1ec1cef0 RDI: 0000000000000004 [ 166.192228][ C0] RBP: 00007ffd1ec1cef0 R08: 0000000000000000 R09: 0000000000000003 [ 166.200188][ C0] R10: 0000000000000075 R11: 0000000000000246 R12: 00000000004bfc97 [ 166.208152][ C0] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000