possible deadlock in ieee80211_remove_interfaces
======================================================
WARNING: possible circular locking dependency detected
6.13.0-syzkaller-gb46c89c08f41 #0 Not tainted
------------------------------------------------------
kworker/u4:2/30 is trying to acquire lock:
ffffffff8fcc33c8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_acquire_if_cleanup_net net/core/dev.c:10272 [inline]
ffffffff8fcc33c8 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0xac2/0x2030 net/core/dev.c:11792
but task is already holding lock:
ffff8880590f0768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6061 [inline]
ffff8880590f0768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0x129/0x700 net/mac80211/iface.c:2280
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}:
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
__mutex_lock_common kernel/locking/mutex.c:585 [inline]
__mutex_lock+0x19c/0x1010 kernel/locking/mutex.c:730
wiphy_lock include/net/cfg80211.h:6046 [inline]
wiphy_register+0x1a49/0x27b0 net/wireless/core.c:1006
ieee80211_register_hw+0x354e/0x4240 net/mac80211/main.c:1587
mac80211_hwsim_new_radio+0x2a9f/0x4a90 drivers/net/wireless/virtual/mac80211_hwsim.c:5558
init_mac80211_hwsim+0x87a/0xb00 drivers/net/wireless/virtual/mac80211_hwsim.c:6910
do_one_initcall+0x248/0x870 init/main.c:1267
do_initcall_level+0x157/0x210 init/main.c:1329
do_initcalls+0x3f/0x80 init/main.c:1345
kernel_init_freeable+0x435/0x5d0 init/main.c:1578
kernel_init+0x1d/0x2b0 init/main.c:1467
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
-> #0 (rtnl_mutex){+.+.}-{4:4}:
check_prev_add kernel/locking/lockdep.c:3163 [inline]
check_prevs_add kernel/locking/lockdep.c:3282 [inline]
validate_chain+0x18ef/0x5920 kernel/locking/lockdep.c:3906
__lock_acquire+0x1397/0x2100 kernel/locking/lockdep.c:5228
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
__mutex_lock_common kernel/locking/mutex.c:585 [inline]
__mutex_lock+0x19c/0x1010 kernel/locking/mutex.c:730
rtnl_acquire_if_cleanup_net net/core/dev.c:10272 [inline]
unregister_netdevice_many_notify+0xac2/0x2030 net/core/dev.c:11792
unregister_netdevice_many net/core/dev.c:11875 [inline]
unregister_netdevice_queue+0x303/0x370 net/core/dev.c:11741
unregister_netdevice include/linux/netdevice.h:3329 [inline]
_cfg80211_unregister_wdev+0x163/0x590 net/wireless/core.c:1251
ieee80211_remove_interfaces+0x4ef/0x700 net/mac80211/iface.c:2305
ieee80211_unregister_hw+0x5d/0x2c0 net/mac80211/main.c:1681
mac80211_hwsim_del_radio+0x2c4/0x4c0 drivers/net/wireless/virtual/mac80211_hwsim.c:5664
hwsim_exit_net+0x5c1/0x670 drivers/net/wireless/virtual/mac80211_hwsim.c:6544
ops_exit_list net/core/net_namespace.c:172 [inline]
cleanup_net+0x812/0xd60 net/core/net_namespace.c:652
process_one_work kernel/workqueue.c:3236 [inline]
process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3317
worker_thread+0x870/0xd30 kernel/workqueue.c:3398
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
other info that might help us debug this:
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock(&rdev->wiphy.mtx);
lock(rtnl_mutex);
lock(&rdev->wiphy.mtx);
lock(rtnl_mutex);
*** DEADLOCK ***
4 locks held by kworker/u4:2/30:
#0: ffff88801baef148 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3211 [inline]
#0: ffff88801baef148 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1840 kernel/workqueue.c:3317
#1: ffffc90000517c60 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3212 [inline]
#1: ffffc90000517c60 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1840 kernel/workqueue.c:3317
#2: ffffffff8fcb6e10 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0x17a/0xd60 net/core/net_namespace.c:606
#3: ffff8880590f0768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6061 [inline]
#3: ffff8880590f0768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0x129/0x700 net/mac80211/iface.c:2280
stack backtrace:
CPU: 0 UID: 0 PID: 30 Comm: kworker/u4:2 Not tainted 6.13.0-syzkaller-gb46c89c08f41 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: netns cleanup_net
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
print_circular_bug+0x13a/0x1b0 kernel/locking/lockdep.c:2076
check_noncircular+0x36a/0x4a0 kernel/locking/lockdep.c:2208
check_prev_add kernel/locking/lockdep.c:3163 [inline]
check_prevs_add kernel/locking/lockdep.c:3282 [inline]
validate_chain+0x18ef/0x5920 kernel/locking/lockdep.c:3906
__lock_acquire+0x1397/0x2100 kernel/locking/lockdep.c:5228
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
__mutex_lock_common kernel/locking/mutex.c:585 [inline]
__mutex_lock+0x19c/0x1010 kernel/locking/mutex.c:730
rtnl_acquire_if_cleanup_net net/core/dev.c:10272 [inline]
unregister_netdevice_many_notify+0xac2/0x2030 net/core/dev.c:11792
unregister_netdevice_many net/core/dev.c:11875 [inline]
unregister_netdevice_queue+0x303/0x370 net/core/dev.c:11741
unregister_netdevice include/linux/netdevice.h:3329 [inline]
_cfg80211_unregister_wdev+0x163/0x590 net/wireless/core.c:1251
ieee80211_remove_interfaces+0x4ef/0x700 net/mac80211/iface.c:2305
ieee80211_unregister_hw+0x5d/0x2c0 net/mac80211/main.c:1681
mac80211_hwsim_del_radio+0x2c4/0x4c0 drivers/net/wireless/virtual/mac80211_hwsim.c:5664
hwsim_exit_net+0x5c1/0x670 drivers/net/wireless/virtual/mac80211_hwsim.c:6544
ops_exit_list net/core/net_namespace.c:172 [inline]
cleanup_net+0x812/0xd60 net/core/net_namespace.c:652
process_one_work kernel/workqueue.c:3236 [inline]
process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3317
worker_thread+0x870/0xd30 kernel/workqueue.c:3398
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
bridge_slave_1: left allmulticast mode
bridge_slave_1: left promiscuous mode
bridge0: port 2(bridge_slave_1) entered disabled state
bridge_slave_0: left allmulticast mode
bridge_slave_0: left promiscuous mode
bridge0: port 1(bridge_slave_0) entered disabled state
bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
bond0 (unregistering): Released all slaves
hsr_slave_0: left promiscuous mode
hsr_slave_1: left promiscuous mode
batman_adv: batadv0: Interface deactivated: batadv_slave_0
batman_adv: batadv0: Removing interface: batadv_slave_0
batman_adv: batadv0: Interface deactivated: batadv_slave_1
batman_adv: batadv0: Removing interface: batadv_slave_1
veth1_macvtap: left promiscuous mode
veth0_macvtap: left promiscuous mode
veth1_vlan: left promiscuous mode
veth0_vlan: left promiscuous mode
team0 (unregistering): Port device team_slave_1 removed
team0 (unregistering): Port device team_slave_0 removed
Warning: Permanently added '[localhost]:8677' (ED25519) to the list of known hosts.
2025/01/25 09:55:06 ignoring optional flag "sandboxArg"="0"
2025/01/25 09:55:06 parsed 1 programs
[ 73.149113][ T5304] cgroup: Unknown subsys name 'net'
[ 73.217589][ T5304] cgroup: Unknown subsys name 'cpuset'
[ 73.222107][ T5304] cgroup: Unknown subsys name 'rlimit'
[ 74.884854][ T5304] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 76.366620][ T1310] ieee802154 phy0 wpan0: encryption failed: -22
[ 76.369223][ T1310] ieee802154 phy1 wpan1: encryption failed: -22
[ 78.779844][ T5322] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality.
[ 78.914951][ T5328] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 78.918811][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 78.925176][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 78.928680][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 78.931640][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 78.936009][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 80.560862][ T5355] chnl_net:caif_netlink_parms(): no params data found
[ 80.606869][ T5355] bridge0: port 1(bridge_slave_0) entered blocking state
[ 80.610486][ T5355] bridge0: port 1(bridge_slave_0) entered disabled state
[ 80.613420][ T5355] bridge_slave_0: entered allmulticast mode
[ 80.617584][ T5355] bridge_slave_0: entered promiscuous mode
[ 80.622943][ T5355] bridge0: port 2(bridge_slave_1) entered blocking state
[ 80.627959][ T5355] bridge0: port 2(bridge_slave_1) entered disabled state
[ 80.630824][ T5355] bridge_slave_1: entered allmulticast mode
[ 80.634454][ T5355] bridge_slave_1: entered promiscuous mode
[ 80.653176][ T5355] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 80.661234][ T5355] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 80.678946][ T5355] team0: Port device team_slave_0 added
[ 80.682811][ T5355] team0: Port device team_slave_1 added
[ 80.700321][ T5355] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 80.703044][ T5355] 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.
[ 80.715203][ T5355] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 80.721319][ T5355] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 80.724527][ T5355] 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.
[ 80.735452][ T5355] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 80.759176][ T5355] hsr_slave_0: entered promiscuous mode
[ 80.761860][ T5355] hsr_slave_1: entered promiscuous mode
[ 80.851283][ T5355] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 80.859410][ T5355] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 80.865281][ T5355] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 80.870320][ T5355] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 80.891982][ T5355] bridge0: port 2(bridge_slave_1) entered blocking state
[ 80.894906][ T5355] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 80.898447][ T5355] bridge0: port 1(bridge_slave_0) entered blocking state
[ 80.901226][ T5355] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 80.951835][ T5355] 8021q: adding VLAN 0 to HW filter on device bond0
[ 80.962587][ T12] bridge0: port 1(bridge_slave_0) entered disabled state
[ 80.968453][ T12] bridge0: port 2(bridge_slave_1) entered disabled state
[ 80.976739][ T5355] 8021q: adding VLAN 0 to HW filter on device team0
[ 80.989315][ T12] bridge0: port 1(bridge_slave_0) entered blocking state
[ 80.992010][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 80.997990][ T12] bridge0: port 2(bridge_slave_1) entered blocking state
[ 81.000828][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 81.135623][ T5355] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 81.162798][ T5355] veth0_vlan: entered promiscuous mode
[ 81.171176][ T5355] veth1_vlan: entered promiscuous mode
[ 81.190980][ T5355] veth0_macvtap: entered promiscuous mode
[ 81.198214][ T5355] veth1_macvtap: entered promiscuous mode
[ 81.212065][ T5355] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 81.220368][ T5355] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 81.227839][ T5355] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.231336][ T5355] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.235542][ T5355] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.238917][ T5355] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.394452][ T5355] syz-executor (5355) used greatest stack depth: 19488 bytes left
[ 81.442563][ T30] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 81.503001][ T30] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 81.555236][ T30] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 81.628392][ T30] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 82.717187][ T1094] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 82.720330][ T1094] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 82.750257][ T46] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 82.753265][ T46] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2025/01/25 09:55:19 executed programs: 0
[ 83.257442][ T4662] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 83.260985][ T4662] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 83.266452][ T4662] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 83.269835][ T4662] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 83.273118][ T4662] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 83.276887][ T4662] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 83.383633][ T5403] chnl_net:caif_netlink_parms(): no params data found
[ 83.421687][ T5403] bridge0: port 1(bridge_slave_0) entered blocking state
[ 83.425242][ T5403] bridge0: port 1(bridge_slave_0) entered disabled state
[ 83.428027][ T5403] bridge_slave_0: entered allmulticast mode
[ 83.431160][ T5403] bridge_slave_0: entered promiscuous mode
[ 83.437569][ T5403] bridge0: port 2(bridge_slave_1) entered blocking state
[ 83.440390][ T5403] bridge0: port 2(bridge_slave_1) entered disabled state
[ 83.443078][ T5403] bridge_slave_1: entered allmulticast mode
[ 83.447289][ T5403] bridge_slave_1: entered promiscuous mode
[ 83.462102][ T5403] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 83.468201][ T5403] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 83.486539][ T5403] team0: Port device team_slave_0 added
[ 83.492386][ T5403] team0: Port device team_slave_1 added
[ 83.505731][ T5403] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 83.508516][ T5403] 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.
[ 83.519562][ T5403] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 83.526849][ T5403] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 83.529662][ T5403] 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.
[ 83.541697][ T5403] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 83.566638][ T5403] hsr_slave_0: entered promiscuous mode
[ 83.569954][ T5403] hsr_slave_1: entered promiscuous mode
[ 83.572697][ T5403] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 83.577213][ T5403] Cannot create hsr debugfs directory
[ 84.345606][ T30] bridge_slave_1: left allmulticast mode
[ 84.348066][ T30] bridge_slave_1: left promiscuous mode
[ 84.350834][ T30] bridge0: port 2(bridge_slave_1) entered disabled state
[ 84.367020][ T30] bridge_slave_0: left allmulticast mode
[ 84.369256][ T30] bridge_slave_0: left promiscuous mode
[ 84.371477][ T30] bridge0: port 1(bridge_slave_0) entered disabled state
[ 84.748620][ T30] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 84.755491][ T30] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 84.759715][ T30] bond0 (unregistering): Released all slaves
[ 84.880552][ T30] hsr_slave_0: left promiscuous mode
[ 84.882664][ T30] hsr_slave_1: left promiscuous mode
[ 84.885447][ T30] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 84.888364][ T30] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 84.892000][ T30] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 84.897323][ T30] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 84.907336][ T30] veth1_macvtap: left promiscuous mode
[ 84.910582][ T30] veth0_macvtap: left promiscuous mode
[ 84.913549][ T30] veth1_vlan: left promiscuous mode
[ 84.918985][ T30] veth0_vlan: left promiscuous mode
[ 85.186227][ T30] team0 (unregistering): Port device team_slave_1 removed
[ 85.204400][ T30] team0 (unregistering): Port device team_slave_0 removed
[ 85.327007][ T4662] Bluetooth: hci0: command tx timeout
[ 85.520587][ T5403] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 85.537979][ T5403] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 85.562102][ T5403] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 85.595135][ T5403] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 85.995689][ T5403] 8021q: adding VLAN 0 to HW filter on device bond0
[ 86.029402][ T30]
[ 86.030372][ T30] ======================================================
[ 86.033006][ T30] WARNING: possible circular locking dependency detected
[ 86.035701][ T30] 6.13.0-syzkaller-gb46c89c08f41 #0 Not tainted
[ 86.039131][ T30] ------------------------------------------------------
[ 86.041771][ T30] kworker/u4:2/30 is trying to acquire lock:
[ 86.044178][ T30] ffffffff8fcc33c8 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0xac2/0x2030
[ 86.048210][ T30]
[ 86.048210][ T30] but task is already holding lock:
[ 86.051002][ T30] ffff8880590f0768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0x129/0x700
[ 86.054890][ T30]
[ 86.054890][ T30] which lock already depends on the new lock.
[ 86.054890][ T30]
[ 86.058778][ T30]
[ 86.058778][ T30] the existing dependency chain (in reverse order) is:
[ 86.062115][ T30]
[ 86.062115][ T30] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}:
[ 86.064999][ T30] lock_acquire+0x1ed/0x550
[ 86.066918][ T30] __mutex_lock+0x19c/0x1010
[ 86.068867][ T30] wiphy_register+0x1a49/0x27b0
[ 86.070713][ T30] ieee80211_register_hw+0x354e/0x4240
[ 86.072689][ T30] mac80211_hwsim_new_radio+0x2a9f/0x4a90
[ 86.075050][ T30] init_mac80211_hwsim+0x87a/0xb00
[ 86.077402][ T30] do_one_initcall+0x248/0x870
[ 86.079453][ T30] do_initcall_level+0x157/0x210
[ 86.081537][ T30] do_initcalls+0x3f/0x80
[ 86.083630][ T30] kernel_init_freeable+0x435/0x5d0
[ 86.085849][ T30] kernel_init+0x1d/0x2b0
[ 86.087744][ T30] ret_from_fork+0x4b/0x80
[ 86.089574][ T30] ret_from_fork_asm+0x1a/0x30
[ 86.091602][ T30]
[ 86.091602][ T30] -> #0 (rtnl_mutex){+.+.}-{4:4}:
[ 86.094429][ T30] validate_chain+0x18ef/0x5920
[ 86.096551][ T30] __lock_acquire+0x1397/0x2100
[ 86.098825][ T30] lock_acquire+0x1ed/0x550
[ 86.100798][ T30] __mutex_lock+0x19c/0x1010
[ 86.102761][ T30] unregister_netdevice_many_notify+0xac2/0x2030
[ 86.105410][ T30] unregister_netdevice_queue+0x303/0x370
[ 86.107801][ T30] _cfg80211_unregister_wdev+0x163/0x590
[ 86.110118][ T30] ieee80211_remove_interfaces+0x4ef/0x700
[ 86.112540][ T30] ieee80211_unregister_hw+0x5d/0x2c0
[ 86.114733][ T30] mac80211_hwsim_del_radio+0x2c4/0x4c0
[ 86.116934][ T30] hwsim_exit_net+0x5c1/0x670
[ 86.118970][ T30] cleanup_net+0x812/0xd60
[ 86.120748][ T30] process_scheduled_works+0xa66/0x1840
[ 86.123045][ T30] worker_thread+0x870/0xd30
[ 86.125020][ T30] kthread+0x7a9/0x920
[ 86.126813][ T30] ret_from_fork+0x4b/0x80
[ 86.128821][ T30] ret_from_fork_asm+0x1a/0x30
[ 86.130872][ T30]
[ 86.130872][ T30] other info that might help us debug this:
[ 86.130872][ T30]
[ 86.135007][ T30] Possible unsafe locking scenario:
[ 86.135007][ T30]
[ 86.137698][ T30] CPU0 CPU1
[ 86.139666][ T30] ---- ----
[ 86.141690][ T30] lock(&rdev->wiphy.mtx);
[ 86.143432][ T30] lock(rtnl_mutex);
[ 86.145905][ T30] lock(&rdev->wiphy.mtx);
[ 86.148610][ T30] lock(rtnl_mutex);
[ 86.150129][ T30]
[ 86.150129][ T30] *** DEADLOCK ***
[ 86.150129][ T30]
[ 86.153184][ T30] 4 locks held by kworker/u4:2/30:
[ 86.155114][ T30] #0: ffff88801baef148 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x93b/0x1840
[ 86.159278][ T30] #1: ffffc90000517c60 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x976/0x1840
[ 86.163225][ T30] #2: ffffffff8fcb6e10 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0x17a/0xd60
[ 86.166844][ T30] #3: ffff8880590f0768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0x129/0x700
[ 86.171165][ T30]
[ 86.171165][ T30] stack backtrace:
[ 86.173453][ T30] CPU: 0 UID: 0 PID: 30 Comm: kworker/u4:2 Not tainted 6.13.0-syzkaller-gb46c89c08f41 #0
[ 86.173466][ T30] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 86.173475][ T30] Workqueue: netns cleanup_net
[ 86.173491][ T30] Call Trace:
[ 86.173498][ T30]
[ 86.173503][ T30] dump_stack_lvl+0x241/0x360
[ 86.173518][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 86.173528][ T30] ? __pfx__printk+0x10/0x10
[ 86.173545][ T30] print_circular_bug+0x13a/0x1b0
[ 86.173558][ T30] check_noncircular+0x36a/0x4a0
[ 86.173569][ T30] ? __pfx_check_noncircular+0x10/0x10
[ 86.173579][ T30] ? lockdep_lock+0x123/0x2b0
[ 86.173592][ T30] ? rcu_read_lock_sched_held+0x8d/0x130
[ 86.173605][ T30] validate_chain+0x18ef/0x5920
[ 86.173620][ T30] ? __pfx_validate_chain+0x10/0x10
[ 86.173632][ T30] ? mark_lock+0x9a/0x360
[ 86.173646][ T30] ? __lock_acquire+0x1397/0x2100
[ 86.173663][ T30] ? mark_lock+0x9a/0x360
[ 86.173676][ T30] __lock_acquire+0x1397/0x2100
[ 86.173699][ T30] lock_acquire+0x1ed/0x550
[ 86.173711][ T30] ? unregister_netdevice_many_notify+0xac2/0x2030
[ 86.173729][ T30] ? __pfx_lock_acquire+0x10/0x10
[ 86.173742][ T30] ? __pfx___might_resched+0x10/0x10
[ 86.173755][ T30] ? finish_wait+0xd4/0x1e0
[ 86.173769][ T30] __mutex_lock+0x19c/0x1010
[ 86.173782][ T30] ? unregister_netdevice_many_notify+0xac2/0x2030
[ 86.173799][ T30] ? unregister_netdevice_many_notify+0xac2/0x2030
[ 86.173813][ T30] ? __pfx___mutex_lock+0x10/0x10
[ 86.173824][ T30] ? __pfx___might_resched+0x10/0x10
[ 86.173835][ T30] ? unregister_netdevice_many_notify+0x9fa/0x2030
[ 86.173850][ T30] ? unregister_netdevice_many_notify+0x9fa/0x2030
[ 86.173867][ T30] unregister_netdevice_many_notify+0xac2/0x2030
[ 86.173882][ T30] ? mark_lock+0x9a/0x360
[ 86.173898][ T30] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 86.173912][ T30] ? kernfs_remove_by_name_ns+0x11b/0x160
[ 86.173919][ T30] ? __pfx_lock_release+0x10/0x10
[ 86.173930][ T30] unregister_netdevice_queue+0x303/0x370
[ 86.173939][ T30] ? __pfx_up_write+0x10/0x10
[ 86.173946][ T30] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 86.173960][ T30] ? kernfs_remove_by_name_ns+0x11b/0x160
[ 86.173970][ T30] _cfg80211_unregister_wdev+0x163/0x590
[ 86.173983][ T30] ieee80211_remove_interfaces+0x4ef/0x700
[ 86.173999][ T30] ? __pfx_ieee80211_remove_interfaces+0x10/0x10
[ 86.174014][ T30] ? rcu_is_watching+0x15/0xb0
[ 86.174025][ T30] ieee80211_unregister_hw+0x5d/0x2c0
[ 86.174039][ T30] mac80211_hwsim_del_radio+0x2c4/0x4c0
[ 86.174056][ T30] ? __pfx_mac80211_hwsim_del_radio+0x10/0x10
[ 86.174068][ T30] hwsim_exit_net+0x5c1/0x670
[ 86.174075][ T30] ? __pfx_hwsim_exit_net+0x10/0x10
[ 86.174084][ T30] ? __ip_vs_dev_cleanup_batch+0x239/0x260
[ 86.174097][ T30] cleanup_net+0x812/0xd60
[ 86.174110][ T30] ? __pfx_cleanup_net+0x10/0x10
[ 86.174123][ T30] ? process_scheduled_works+0x976/0x1840
[ 86.174135][ T30] process_scheduled_works+0xa66/0x1840
[ 86.174152][ T30] ? __pfx_process_scheduled_works+0x10/0x10
[ 86.174166][ T30] ? assign_work+0x364/0x3d0
[ 86.174177][ T30] worker_thread+0x870/0xd30
[ 86.174192][ T30] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 86.174203][ T30] ? __kthread_parkme+0x169/0x1d0
[ 86.174217][ T30] ? __pfx_worker_thread+0x10/0x10
[ 86.174228][ T30] kthread+0x7a9/0x920
[ 86.174241][ T30] ? __pfx_kthread+0x10/0x10
[ 86.174255][ T30] ? __pfx_worker_thread+0x10/0x10
[ 86.174266][ T30] ? __pfx_kthread+0x10/0x10
[ 86.174279][ T30] ? __pfx_kthread+0x10/0x10
[ 86.174292][ T30] ? __pfx_kthread+0x10/0x10
[ 86.174305][ T30] ? _raw_spin_unlock_irq+0x23/0x50
[ 86.174314][ T30] ? lockdep_hardirqs_on+0x99/0x150
[ 86.174325][ T30] ? __pfx_kthread+0x10/0x10
[ 86.174338][ T30] ret_from_fork+0x4b/0x80
[ 86.174351][ T30] ? __pfx_kthread+0x10/0x10
[ 86.174364][ T30] ret_from_fork_asm+0x1a/0x30
[ 86.174379][ T30]
[ 86.326052][ T5403] 8021q: adding VLAN 0 to HW filter on device team0
[ 86.344710][ T5403] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 86.348674][ T5403] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 86.356759][ T1094] bridge0: port 1(bridge_slave_0) entered blocking state
[ 86.359179][ T1094] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 86.362292][ T1094] bridge0: port 2(bridge_slave_1) entered blocking state
[ 86.365046][ T1094] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 86.502482][ T5403] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 86.529234][ T5403] veth0_vlan: entered promiscuous mode
[ 86.547503][ T5403] veth1_vlan: entered promiscuous mode
[ 86.561423][ T5403] veth0_macvtap: entered promiscuous mode
[ 86.581382][ T5403] veth1_macvtap: entered promiscuous mode
[ 86.590531][ T5403] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 86.598005][ T5403] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 86.602999][ T5403] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 86.610307][ T9] cfg80211: failed to load regulatory.db
[ 86.612903][ T5403] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 86.616325][ T5403] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 86.619556][ T5403] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 86.658341][ T5403] ieee80211 phy5: Selected rate control algorithm 'minstrel_ht'
[ 86.690732][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 86.697289][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 86.703108][ T5403] ieee80211 phy6: Selected rate control algorithm 'minstrel_ht'
[ 86.736086][ T1091] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 86.738855][ T1091] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 88.141021][ T30] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 89.436714][ T30] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 89.846349][ T30] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 89.877734][ T30] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 89.940689][ T30] bridge_slave_1: left allmulticast mode
[ 89.942726][ T30] bridge_slave_1: left promiscuous mode
[ 89.945910][ T30] bridge0: port 2(bridge_slave_1) entered disabled state
[ 89.949410][ T30] bridge_slave_0: left allmulticast mode
[ 89.951543][ T30] bridge_slave_0: left promiscuous mode
[ 89.953892][ T30] bridge0: port 1(bridge_slave_0) entered disabled state
[ 90.074471][ T30] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 90.078732][ T30] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 90.082590][ T30] bond0 (unregistering): Released all slaves
[ 90.204319][ T30] hsr_slave_0: left promiscuous mode
[ 90.207269][ T30] hsr_slave_1: left promiscuous mode
[ 90.215565][ T30] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 90.218556][ T30] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 90.234126][ T30] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 90.237099][ T30] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 90.241437][ T30] veth1_macvtap: left promiscuous mode
[ 90.243584][ T30] veth0_macvtap: left promiscuous mode
[ 90.246002][ T30] veth1_vlan: left promiscuous mode
[ 90.248034][ T30] veth0_vlan: left promiscuous mode
[ 90.400194][ T30] team0 (unregistering): Port device team_slave_1 removed
[ 90.412669][ T30] team0 (unregistering): Port device team_slave_0 removed
VM DIAGNOSIS:
09:55:22 Registers:
info registers vcpu 0
CPU#0
RAX=0000000000000034 RBX=ffffffff9a743940 RCX=0000000000000000 RDX=00000000000003f8
RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc900005164b0
R8 =ffffffff8576147b R9 =1ffff11003e09046 R10=dffffc0000000000 R11=ffffffff85761430
R12=dffffc0000000000 R13=ffffffff9a43df4b R14=0000000000000034 R15=00000000000003f8
RIP=ffffffff857614ae RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 ffffffff 00c00000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 ffffffff 00c00000
FS =0000 0000000000000000 ffffffff 00c00000
GS =0000 ffff88801fc00000 ffffffff 00c00000
LDT=0000 0000000000000000 ffffffff 00c00000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=000055cf5c5e0131 CR3=0000000059c88000 CR4=00352ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000fffe0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
Opmask00=0000000000200020 Opmask01=0000000000000fff Opmask02=00000000ffffffef Opmask03=0000000000000000
Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000
ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffd0a6c0bd0 0000003000000010
ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb809402a6f
ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb809402a67
ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb809402a9a
ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb809402aa7
ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb809402aa1
ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb809402ab5
ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb809402b3b
ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fb809402c19
ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525
ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6e6f625f6f745f31 6874657600646e6f 625f6f745f306874 6576006567646972
ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 625f6f745f316874 6576006567646972 625f6f745f306874 6576003168746576
ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000
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=''
GOTOOLCHAIN='auto'
GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64'
GOVCS=''
GOVERSION='go1.22.7'
GCCGO='gccgo'
GOAMD64='v1'
AR='ar'
CC='gcc'
CXX='g++'
CGO_ENABLED='1'
GOMOD='/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod'
GOWORK=''
CGO_CFLAGS='-O2 -g'
CGO_CPPFLAGS=''
CGO_CXXFLAGS='-O2 -g'
CGO_FFLAGS='-O2 -g'
CGO_LDFLAGS='-O2 -g'
PKG_CONFIG='pkg-config'
GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build1787408358=/tmp/go-build -gno-record-gcc-switches'
git status (err=)
HEAD detached at da72ac06e38
nothing to commit, working tree clean
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
Makefile:31: run command via tools/syz-env for best compatibility, see:
Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env
go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen
make .descriptions
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
Makefile:31: run command via tools/syz-env for best compatibility, see:
Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env
bin/syz-sysgen
go fmt ./sys/... >/dev/null
touch .descriptions
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=da72ac06e38cf1dd2ecbddd5502225ff7589542d -X 'github.com/google/syzkaller/prog.gitRevisionDate=20250121-154645'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog
mkdir -p ./bin/linux_amd64
g++ -o ./bin/linux_amd64/syz-executor executor/executor.cc \
-m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -std=c++17 -I. -Iexecutor/_include -DGOOS_linux=1 -DGOARCH_amd64=1 \
-DHOSTGOOS_linux=1 -DGIT_REVISION=\"da72ac06e38cf1dd2ecbddd5502225ff7589542d\"
/usr/bin/ld: /tmp/ccYhmzh2.o: in function `Connection::Connect(char const*, char const*)':
executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0x104): warning: Using 'gethostbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking