WARNING in devl_port_unregister
netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
------------[ cut here ]------------
WARNING: CPU: 1 PID: 9 at net/core/devlink.c:9998 devl_port_unregister+0x2f6/0x390 net/core/devlink.c:9998
Modules linked in:
CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted 6.1.0-rc3-next-20221107-syzkaller-06156-gd8e87774068a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Workqueue: netns cleanup_net
RIP: 0010:devl_port_unregister+0x2f6/0x390 net/core/devlink.c:9998
Code: e8 8f 45 fc f9 85 ed 0f 85 7a fd ff ff e8 b2 48 fc f9 0f 0b e9 6e fd ff ff e8 a6 48 fc f9 0f 0b e9 53 ff ff ff e8 9a 48 fc f9 <0f> 0b e9 94 fd ff ff e8 de f9 48 fa e9 78 ff ff ff e8 a4 f9 48 fa
RSP: 0018:ffffc900000e7a08 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88806f5b0010 RCX: 0000000000000000
RDX: ffff88813fec0000 RSI: ffffffff87809286 RDI: 0000000000000005
RBP: 0000000000000002 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000000 R12: ffff88806f5b0010
R13: ffff88806f5b0008 R14: ffff888029299800 R15: ffff88806f5b0000
FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000562d5b0be078 CR3: 0000000027b65000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__nsim_dev_port_del+0x1bb/0x240 drivers/net/netdevsim/dev.c:1433
nsim_dev_port_del_all drivers/net/netdevsim/dev.c:1443 [inline]
nsim_dev_reload_destroy+0x171/0x510 drivers/net/netdevsim/dev.c:1660
nsim_dev_reload_down+0x6b/0xd0 drivers/net/netdevsim/dev.c:968
devlink_reload+0x1c2/0x6b0 net/core/devlink.c:4501
devlink_pernet_pre_exit+0x104/0x1c0 net/core/devlink.c:12609
ops_pre_exit_list net/core/net_namespace.c:159 [inline]
cleanup_net+0x451/0xb10 net/core/net_namespace.c:594
process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2e4/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
Warning: Permanently added '10.128.1.127' (ECDSA) to the list of known hosts.
2022/11/07 05:07:24 fuzzer started
2022/11/07 05:07:24 connecting to host at 10.128.0.169:43609
2022/11/07 05:07:24 checking machine...
2022/11/07 05:07:24 checking revisions...
2022/11/07 05:07:24 testing simple program...
syzkaller login: [ 54.673797][ T5238] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 54.682263][ T5238] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 54.691133][ T5238] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 54.699374][ T5238] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 54.707927][ T5238] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 54.715571][ T5238] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 54.724114][ T5237] Bluetooth: hci0: HCI_REQ-0x0c1a
[ 54.812310][ T5237] chnl_net:caif_netlink_parms(): no params data found
[ 54.858454][ T5237] bridge0: port 1(bridge_slave_0) entered blocking state
[ 54.865715][ T5237] bridge0: port 1(bridge_slave_0) entered disabled state
[ 54.873672][ T5237] device bridge_slave_0 entered promiscuous mode
[ 54.883903][ T5237] bridge0: port 2(bridge_slave_1) entered blocking state
[ 54.891204][ T5237] bridge0: port 2(bridge_slave_1) entered disabled state
[ 54.899325][ T5237] device bridge_slave_1 entered promiscuous mode
[ 54.921404][ T5237] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 54.932923][ T5237] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 54.956963][ T5237] team0: Port device team_slave_0 added
[ 54.964609][ T5237] team0: Port device team_slave_1 added
[ 54.983175][ T5237] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 54.990670][ T5237] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 55.019314][ T5237] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 55.032042][ T5237] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 55.039296][ T5237] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[ 55.065918][ T5237] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 55.092192][ T5237] device hsr_slave_0 entered promiscuous mode
[ 55.099654][ T5237] device hsr_slave_1 entered promiscuous mode
[ 55.184393][ T5237] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 55.195602][ T5237] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 55.204477][ T5237] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 55.213740][ T5237] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 55.235612][ T5237] bridge0: port 2(bridge_slave_1) entered blocking state
[ 55.242778][ T5237] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 55.250756][ T5237] bridge0: port 1(bridge_slave_0) entered blocking state
[ 55.257870][ T5237] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 55.304302][ T5237] 8021q: adding VLAN 0 to HW filter on device bond0
[ 55.319838][ T923] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 55.330922][ T923] bridge0: port 1(bridge_slave_0) entered disabled state
[ 55.339998][ T923] bridge0: port 2(bridge_slave_1) entered disabled state
[ 55.347826][ T923] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 55.360399][ T5237] 8021q: adding VLAN 0 to HW filter on device team0
[ 55.372203][ T4617] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 55.381358][ T4617] bridge0: port 1(bridge_slave_0) entered blocking state
[ 55.388667][ T4617] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 55.417028][ T5249] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 55.426568][ T5249] bridge0: port 2(bridge_slave_1) entered blocking state
[ 55.433670][ T5249] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 55.442591][ T5249] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 55.451329][ T5249] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 55.459956][ T5249] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 55.471147][ T5249] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 55.479202][ T5249] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 55.490625][ T5237] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 55.511790][ T5237] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 55.521564][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 55.529892][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 55.669364][ T5246] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 55.682392][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 55.691889][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 55.699954][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 55.711213][ T5237] device veth0_vlan entered promiscuous mode
[ 55.722282][ T5237] device veth1_vlan entered promiscuous mode
[ 55.742789][ T5237] device veth0_macvtap entered promiscuous mode
[ 55.750876][ T923] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 55.759254][ T923] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 55.768469][ T923] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 55.777415][ T923] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 55.790274][ T5237] device veth1_macvtap entered promiscuous mode
[ 55.807040][ T5237] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 55.814741][ T923] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 55.829300][ T5237] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 55.837490][ T923] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 55.846375][ T923] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 55.858995][ T5237] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 55.868425][ T5237] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 55.877581][ T5237] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 55.887265][ T5237] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 55.945047][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 55.956693][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 55.974008][ T923] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 55.983280][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 55.991509][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 56.000375][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
2022/11/07 05:07:27 building call list...
executing program
[ 56.274629][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 58.838988][ T9] ------------[ cut here ]------------
[ 58.854294][ T9] WARNING: CPU: 1 PID: 9 at net/core/devlink.c:9998 devl_port_unregister+0x2f6/0x390
[ 58.870673][ T9] Modules linked in:
[ 58.884009][ T9] CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted 6.1.0-rc3-next-20221107-syzkaller-06156-gd8e87774068a #0
[ 58.903403][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 58.932412][ T9] Workqueue: netns cleanup_net
[ 58.939038][ T9] RIP: 0010:devl_port_unregister+0x2f6/0x390
[ 58.955145][ T9] Code: e8 8f 45 fc f9 85 ed 0f 85 7a fd ff ff e8 b2 48 fc f9 0f 0b e9 6e fd ff ff e8 a6 48 fc f9 0f 0b e9 53 ff ff ff e8 9a 48 fc f9 <0f> 0b e9 94 fd ff ff e8 de f9 48 fa e9 78 ff ff ff e8 a4 f9 48 fa
[ 58.992838][ T9] RSP: 0018:ffffc900000e7a08 EFLAGS: 00010293
[ 59.011534][ T9] RAX: 0000000000000000 RBX: ffff88806f5b0010 RCX: 0000000000000000
[ 59.027050][ T9] RDX: ffff88813fec0000 RSI: ffffffff87809286 RDI: 0000000000000005
[ 59.051211][ T9] RBP: 0000000000000002 R08: 0000000000000005 R09: 0000000000000000
[ 59.068543][ T9] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88806f5b0010
[ 59.094404][ T9] R13: ffff88806f5b0008 R14: ffff888029299800 R15: ffff88806f5b0000
[ 59.104223][ T9] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
[ 59.127592][ T9] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.142633][ T9] CR2: 0000562d5b0be078 CR3: 0000000027b65000 CR4: 00000000003506e0
[ 59.159259][ T9] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
executing program
[ 59.185047][ T9] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 59.193524][ T9] Call Trace:
[ 59.209873][ T9]
[ 59.212898][ T9] __nsim_dev_port_del+0x1bb/0x240
[ 59.228732][ T9] nsim_dev_reload_destroy+0x171/0x510
[ 59.241684][ T9] nsim_dev_reload_down+0x6b/0xd0
[ 59.247563][ T9] devlink_reload+0x1c2/0x6b0
[ 59.252388][ T9] ? devlink_remote_reload_actions_performed+0xa0/0xa0
[ 59.275233][ T9] ? xa_find+0x330/0x330
[ 59.285543][ T9] ? devlinks_xa_find_get.constprop.0+0x170/0x260
[ 59.295428][ T9] devlink_pernet_pre_exit+0x104/0x1c0
[ 59.300966][ T9] ? devlinks_xa_find_get.constprop.0+0x260/0x260
[ 59.325243][ T9] ? cttimeout_net_pre_exit+0x109/0x500
[ 59.331178][ T9] ? devlinks_xa_find_get.constprop.0+0x260/0x260
[ 59.346834][ T9] cleanup_net+0x451/0xb10
[ 59.358391][ T9] ? unregister_pernet_device+0x70/0x70
[ 59.370885][ T9] process_one_work+0x9bf/0x1710
[ 59.386295][ T9] ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[ 59.392093][ T9] ? rwlock_bug.part.0+0x90/0x90
[ 59.397383][ T9] ? _raw_spin_lock_irq+0x41/0x50
[ 59.402475][ T9] worker_thread+0x665/0x1080
[ 59.407775][ T9] ? process_one_work+0x1710/0x1710
[ 59.413029][ T9] kthread+0x2e4/0x3a0
[ 59.417529][ T9] ? kthread_complete_and_exit+0x40/0x40
[ 59.423237][ T9] ret_from_fork+0x1f/0x30
[ 59.428050][ T9]
[ 59.431207][ T9] Kernel panic - not syncing: panic_on_warn set ...
[ 59.437908][ T9] CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted 6.1.0-rc3-next-20221107-syzkaller-06156-gd8e87774068a #0
[ 59.449043][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 59.459222][ T9] Workqueue: netns cleanup_net
[ 59.464111][ T9] Call Trace:
[ 59.467405][ T9]
[ 59.470376][ T9] dump_stack_lvl+0xcd/0x134
[ 59.475097][ T9] panic+0x2c8/0x622
[ 59.479024][ T9] ? panic_print_sys_info.part.0+0x110/0x110
[ 59.485249][ T9] ? __warn.cold+0x24b/0x350
[ 59.489874][ T9] ? devl_port_unregister+0x2f6/0x390
[ 59.495262][ T9] __warn.cold+0x25c/0x350
[ 59.499707][ T9] ? devl_port_unregister+0x2f6/0x390
[ 59.505270][ T9] report_bug+0x1bc/0x210
[ 59.509628][ T9] handle_bug+0x3c/0x70
[ 59.513838][ T9] exc_invalid_op+0x14/0x40
[ 59.518533][ T9] asm_exc_invalid_op+0x16/0x20
[ 59.523513][ T9] RIP: 0010:devl_port_unregister+0x2f6/0x390
[ 59.529515][ T9] Code: e8 8f 45 fc f9 85 ed 0f 85 7a fd ff ff e8 b2 48 fc f9 0f 0b e9 6e fd ff ff e8 a6 48 fc f9 0f 0b e9 53 ff ff ff e8 9a 48 fc f9 <0f> 0b e9 94 fd ff ff e8 de f9 48 fa e9 78 ff ff ff e8 a4 f9 48 fa
[ 59.549240][ T9] RSP: 0018:ffffc900000e7a08 EFLAGS: 00010293
[ 59.555331][ T9] RAX: 0000000000000000 RBX: ffff88806f5b0010 RCX: 0000000000000000
[ 59.563323][ T9] RDX: ffff88813fec0000 RSI: ffffffff87809286 RDI: 0000000000000005
[ 59.571574][ T9] RBP: 0000000000000002 R08: 0000000000000005 R09: 0000000000000000
[ 59.579558][ T9] R10: 0000000000000002 R11: 0000000000000000 R12: ffff88806f5b0010
[ 59.587568][ T9] R13: ffff88806f5b0008 R14: ffff888029299800 R15: ffff88806f5b0000
[ 59.595654][ T9] ? devl_port_unregister+0x2f6/0x390
[ 59.601051][ T9] ? devl_port_unregister+0x2f6/0x390
[ 59.606539][ T9] __nsim_dev_port_del+0x1bb/0x240
[ 59.611685][ T9] nsim_dev_reload_destroy+0x171/0x510
[ 59.617179][ T9] nsim_dev_reload_down+0x6b/0xd0
[ 59.622234][ T9] devlink_reload+0x1c2/0x6b0
[ 59.626935][ T9] ? devlink_remote_reload_actions_performed+0xa0/0xa0
[ 59.633998][ T9] ? xa_find+0x330/0x330
[ 59.638272][ T9] ? devlinks_xa_find_get.constprop.0+0x170/0x260
[ 59.644713][ T9] devlink_pernet_pre_exit+0x104/0x1c0
[ 59.650199][ T9] ? devlinks_xa_find_get.constprop.0+0x260/0x260
[ 59.656740][ T9] ? cttimeout_net_pre_exit+0x109/0x500
[ 59.662318][ T9] ? devlinks_xa_find_get.constprop.0+0x260/0x260
[ 59.668761][ T9] cleanup_net+0x451/0xb10
[ 59.673230][ T9] ? unregister_pernet_device+0x70/0x70
[ 59.678808][ T9] process_one_work+0x9bf/0x1710
[ 59.684044][ T9] ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[ 59.689538][ T9] ? rwlock_bug.part.0+0x90/0x90
[ 59.694968][ T9] ? _raw_spin_lock_irq+0x41/0x50
[ 59.700040][ T9] worker_thread+0x665/0x1080
[ 59.704755][ T9] ? process_one_work+0x1710/0x1710
[ 59.710034][ T9] kthread+0x2e4/0x3a0
[ 59.714466][ T9] ? kthread_complete_and_exit+0x40/0x40
[ 59.720123][ T9] ret_from_fork+0x1f/0x30
[ 59.724582][ T9]
[ 59.727890][ T9] Kernel Offset: disabled
[ 59.732425][ T9] Rebooting in 86400 seconds..
syzkaller build log:
go env (err=)
GO111MODULE="auto"
GOARCH="amd64"
GOBIN=""
GOCACHE="/syzkaller/.cache/go-build"
GOENV="/syzkaller/.config/go/env"
GOEXE=""
GOEXPERIMENT=""
GOFLAGS=""
GOHOSTARCH="amd64"
GOHOSTOS="linux"
GOINSECURE=""
GOMODCACHE="/syzkaller/jobs/linux/gopath/pkg/mod"
GONOPROXY=""
GONOSUMDB=""
GOOS="linux"
GOPATH="/syzkaller/jobs/linux/gopath"
GOPRIVATE=""
GOPROXY="https://proxy.golang.org,direct"
GOROOT="/usr/local/go"
GOSUMDB="sum.golang.org"
GOTMPDIR=""
GOTOOLDIR="/usr/local/go/pkg/tool/linux_amd64"
GOVCS=""
GOVERSION="go1.17"
GCCGO="gccgo"
AR="ar"
CC="gcc"
CXX="g++"
CGO_ENABLED="1"
GOMOD="/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod"
CGO_CFLAGS="-g -O2"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-g -O2"
CGO_FFLAGS="-g -O2"
CGO_LDFLAGS="-g -O2"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -m64 -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build2034727886=/tmp/go-build -gno-record-gcc-switches"
git status (err=)
HEAD detached at 04201c066
nothing to commit, working tree clean
go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen
make .descriptions
bin/syz-sysgen
touch .descriptions
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=04201c0669446145fd9c347c5538da0ca13ff29b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20201216-093136'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=04201c0669446145fd9c347c5538da0ca13ff29b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20201216-093136'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=04201c0669446145fd9c347c5538da0ca13ff29b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20201216-093136'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress
mkdir -p ./bin/linux_amd64
gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \
-m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -static -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \
-DHOSTGOOS_linux=1 -DGIT_REVISION=\"04201c0669446145fd9c347c5538da0ca13ff29b\"