Warning: Permanently added '10.128.1.118' (ED25519) to the list of known hosts. 2025/11/15 01:50:00 parsed 1 programs [ 152.913410][ T24] audit: type=1400 audit(1763171400.919:64): avc: denied { node_bind } for pid=275 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 152.917606][ T24] audit: type=1400 audit(1763171400.919:65): avc: denied { create } for pid=275 comm="syz-execprog" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 152.921826][ T24] audit: type=1400 audit(1763171400.919:66): avc: denied { module_request } for pid=275 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 153.495911][ T24] audit: type=1400 audit(1763171401.499:67): avc: denied { mounton } for pid=283 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 153.496929][ T283] cgroup: Unknown subsys name 'net' [ 153.518601][ T24] audit: type=1400 audit(1763171401.499:68): avc: denied { mount } for pid=283 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 153.545822][ T24] audit: type=1400 audit(1763171401.539:69): avc: denied { unmount } for pid=283 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 153.546010][ T283] cgroup: Unknown subsys name 'devices' [ 153.721016][ T283] cgroup: Unknown subsys name 'hugetlb' [ 153.726638][ T283] cgroup: Unknown subsys name 'rlimit' [ 153.870110][ T24] audit: type=1400 audit(1763171401.879:70): avc: denied { setattr } for pid=283 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=253 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 153.893692][ T24] audit: type=1400 audit(1763171401.879:71): avc: denied { create } for pid=283 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 153.899656][ T286] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 153.914280][ T24] audit: type=1400 audit(1763171401.879:72): avc: denied { write } for pid=283 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 153.943000][ T24] audit: type=1400 audit(1763171401.879:73): avc: denied { read } for pid=283 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 153.963521][ T283] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 154.385937][ T295] request_module fs-gadgetfs succeeded, but still no fs? [ 154.410099][ T295] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 154.855047][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 154.862540][ T335] bridge0: port 1(bridge_slave_0) entered disabled state [ 154.870141][ T335] device bridge_slave_0 entered promiscuous mode [ 154.878349][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 154.885417][ T335] bridge0: port 2(bridge_slave_1) entered disabled state [ 154.892695][ T335] device bridge_slave_1 entered promiscuous mode [ 154.944009][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 154.951165][ T335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 154.958542][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 154.965635][ T335] bridge0: port 1(bridge_slave_0) entered forwarding state [ 154.987497][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 154.995841][ T324] bridge0: port 1(bridge_slave_0) entered disabled state [ 155.004461][ T324] bridge0: port 2(bridge_slave_1) entered disabled state [ 155.021064][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 155.029302][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.036446][ T324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 155.043981][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 155.052215][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 155.059438][ T324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 155.066855][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 155.074808][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 155.086517][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 155.097566][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 155.105692][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 155.113162][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 155.121497][ T335] device veth0_vlan entered promiscuous mode [ 155.132657][ T335] device veth1_macvtap entered promiscuous mode [ 155.139683][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready 2025/11/15 01:50:03 executed programs: 0 [ 155.149951][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 155.159285][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 155.326411][ T357] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.333519][ T357] bridge0: port 1(bridge_slave_0) entered disabled state [ 155.340946][ T357] device bridge_slave_0 entered promiscuous mode [ 155.348579][ T357] bridge0: port 2(bridge_slave_1) entered blocking state [ 155.355691][ T357] bridge0: port 2(bridge_slave_1) entered disabled state [ 155.363107][ T357] device bridge_slave_1 entered promiscuous mode [ 155.430342][ T361] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.437367][ T361] bridge0: port 1(bridge_slave_0) entered disabled state [ 155.444805][ T361] device bridge_slave_0 entered promiscuous mode [ 155.460398][ T361] bridge0: port 2(bridge_slave_1) entered blocking state [ 155.467437][ T361] bridge0: port 2(bridge_slave_1) entered disabled state [ 155.474830][ T361] device bridge_slave_1 entered promiscuous mode [ 155.490844][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.497892][ T363] bridge0: port 1(bridge_slave_0) entered disabled state [ 155.505310][ T363] device bridge_slave_0 entered promiscuous mode [ 155.512170][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 155.519188][ T363] bridge0: port 2(bridge_slave_1) entered disabled state [ 155.526651][ T363] device bridge_slave_1 entered promiscuous mode [ 155.591286][ T359] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.598331][ T359] bridge0: port 1(bridge_slave_0) entered disabled state [ 155.606045][ T359] device bridge_slave_0 entered promiscuous mode [ 155.614134][ T359] bridge0: port 2(bridge_slave_1) entered blocking state [ 155.621197][ T359] bridge0: port 2(bridge_slave_1) entered disabled state [ 155.628619][ T359] device bridge_slave_1 entered promiscuous mode [ 155.649811][ T364] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.657110][ T364] bridge0: port 1(bridge_slave_0) entered disabled state [ 155.664658][ T364] device bridge_slave_0 entered promiscuous mode [ 155.671678][ T364] bridge0: port 2(bridge_slave_1) entered blocking state [ 155.678702][ T364] bridge0: port 2(bridge_slave_1) entered disabled state [ 155.686243][ T364] device bridge_slave_1 entered promiscuous mode [ 155.701915][ T357] bridge0: port 2(bridge_slave_1) entered blocking state [ 155.708951][ T357] bridge0: port 2(bridge_slave_1) entered forwarding state [ 155.716221][ T357] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.723245][ T357] bridge0: port 1(bridge_slave_0) entered forwarding state [ 155.731215][ T324] bridge0: port 1(bridge_slave_0) entered disabled state [ 155.738420][ T324] bridge0: port 2(bridge_slave_1) entered disabled state [ 155.836779][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 155.844398][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 155.859771][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 155.867306][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 155.887858][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 155.896227][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 155.904542][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.911625][ T324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 155.919181][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 155.927975][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 155.936166][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.943335][ T324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 155.976490][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 155.984345][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 155.993281][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 156.001698][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 156.008706][ T324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 156.016285][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 156.024695][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 156.032765][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 156.040853][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 156.048765][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 156.056362][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 156.063749][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 156.072340][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 156.080753][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 156.088060][ T324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 156.112470][ T357] device veth0_vlan entered promiscuous mode [ 156.125367][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 156.133945][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 156.142178][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 156.149210][ T324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 156.157133][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 156.165406][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 156.172884][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 156.181131][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 156.189184][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 156.196239][ T324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 156.203684][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 156.212177][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 156.220381][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 156.227559][ T324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 156.235036][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 156.243112][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 156.251066][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 156.258992][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 156.267064][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 156.275477][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 156.283931][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 156.291788][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 156.299881][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 156.308082][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 156.316494][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 156.323625][ T324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 156.331270][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 156.338895][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 156.346672][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 156.354107][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 156.362796][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 156.377569][ T357] device veth1_macvtap entered promiscuous mode [ 156.387733][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 156.396066][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 156.404840][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 156.412796][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 156.436556][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 156.444853][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 156.454447][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 156.462811][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 156.495054][ T364] device veth0_vlan entered promiscuous mode [ 156.523631][ T361] device veth0_vlan entered promiscuous mode [ 156.540417][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 156.549228][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 156.557684][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 156.566253][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 156.574727][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 156.583462][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 156.592026][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 156.599839][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 156.607488][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 156.616437][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 156.625464][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 156.633692][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 156.644394][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 156.653116][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 156.661634][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 156.668851][ T324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 156.719617][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 156.739580][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 156.759609][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 156.766659][ T324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 156.799721][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 156.820243][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 156.840033][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 156.869742][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 156.889640][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 156.909743][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 156.929586][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 156.949939][ T324] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 296.919525][ T26] INFO: task kworker/1:0:20 blocked for more than 122 seconds. [ 296.927106][ T26] Not tainted syzkaller #0 [ 297.099376][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 297.108076][ T26] task:kworker/1:0 state:D stack: 0 pid: 20 ppid: 2 flags:0x10004000 [ 297.579414][ T26] Workqueue: ipv6_addrconf addrconf_dad_work [ 297.585422][ T26] Call Trace: [ 297.588789][ T26] __schedule+0xb47/0x1310 [ 297.939402][ T26] ? release_firmware_map_entry+0x190/0x190 [ 297.945496][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 298.209375][ T26] ? __kasan_check_write+0x14/0x20 [ 298.214510][ T26] ? _raw_spin_unlock_irq+0x4e/0x70 [ 298.499395][ T26] ? wq_worker_sleeping+0x196/0x200 [ 298.504627][ T26] schedule+0x13c/0x1d0 [ 298.508772][ T26] schedule_preempt_disabled+0x13/0x20 [ 298.869372][ T26] __mutex_lock+0x6c0/0xc50 [ 298.873918][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 299.169379][ T26] ? __kasan_check_write+0x14/0x20 [ 299.174770][ T26] ? __switch_to+0x50f/0xfc0 [ 299.429388][ T26] __mutex_lock_slowpath+0xe/0x10 [ 299.434429][ T26] mutex_lock+0xcf/0xe0 [ 299.438566][ T26] ? mutex_trylock+0xa0/0xa0 [ 299.809372][ T26] ? psi_group_change+0x7d3/0xe40 [ 299.814425][ T26] ? compat_start_thread+0x80/0x80 [ 300.059390][ T26] rtnl_lock+0x15/0x20 [ 300.063497][ T26] addrconf_dad_work+0xc4/0x1410 [ 300.068430][ T26] ? _raw_spin_unlock_irq+0x4e/0x70 [ 300.429375][ T26] ? finish_task_switch+0x12e/0x5a0 [ 300.434599][ T26] ? switch_mm_irqs_off+0x763/0x9a0 [ 300.699389][ T26] ? ipv6_get_saddr_eval+0xf70/0xf70 [ 300.704700][ T26] ? __schedule+0xb4f/0x1310 [ 300.969386][ T26] ? __kasan_check_read+0x11/0x20 [ 300.974442][ T26] ? read_word_at_a_time+0x12/0x20 [ 301.229369][ T26] ? strscpy+0x9b/0x290 [ 301.233552][ T26] process_one_work+0x6e1/0xba0 [ 301.238389][ T26] worker_thread+0xa6a/0x13b0 [ 301.599398][ T26] kthread+0x346/0x3d0 [ 301.603490][ T26] ? worker_clr_flags+0x190/0x190 [ 301.608524][ T26] ? kthread_blkcg+0xd0/0xd0 [ 301.959404][ T26] ret_from_fork+0x1f/0x30 [ 302.079369][ T26] INFO: task kworker/u4:2:49 blocked for more than 128 seconds. [ 302.087018][ T26] Not tainted syzkaller #0 [ 302.429399][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 302.438092][ T26] task:kworker/u4:2 state:D stack: 0 pid: 49 ppid: 2 flags:0x10004000 [ 302.899442][ T26] Workqueue: netns cleanup_net [ 302.904228][ T26] Call Trace: [ 302.907509][ T26] __schedule+0xb47/0x1310 [ 303.219366][ T26] ? release_firmware_map_entry+0x190/0x190 [ 303.225281][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 303.509397][ T26] ? __kasan_check_write+0x14/0x20 [ 303.514548][ T26] ? kthread_data+0x50/0xc0 [ 303.519044][ T26] ? wq_worker_sleeping+0x60/0x200 [ 303.889388][ T26] schedule+0x13c/0x1d0 [ 303.893571][ T26] schedule_preempt_disabled+0x13/0x20 [ 303.899013][ T26] __mutex_lock+0x6c0/0xc50 [ 304.259362][ T26] ? pcpu_free_area+0x9be/0xbe0 [ 304.264244][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 304.529403][ T26] ? free_percpu+0xfd/0xa10 [ 304.533935][ T26] __mutex_lock_slowpath+0xe/0x10 [ 304.539116][ T26] mutex_lock+0xcf/0xe0 [ 304.899369][ T26] ? mutex_trylock+0xa0/0xa0 [ 304.903980][ T26] ? kobject_put+0x1a8/0x270 [ 304.908555][ T26] ? put_device+0x1f/0x30 [ 305.259391][ T26] ? free_netdev+0x384/0x480 [ 305.264023][ T26] rtnl_lock+0x15/0x20 [ 305.268083][ T26] netdev_run_todo+0xb38/0xd20 [ 305.629393][ T26] ? netdev_refcnt_read+0x1d0/0x1d0 [ 305.634622][ T26] ? unregister_netdevice_queue+0x1aa/0x360 [ 305.929387][ T26] ? list_netdevice+0x4c0/0x4c0 [ 305.934263][ T26] ? mutex_lock+0xcf/0xe0 [ 305.938577][ T26] ? mutex_trylock+0xa0/0xa0 [ 306.259363][ T26] ? list_netdevice+0x4c0/0x4c0 [ 306.264249][ T26] rtnl_unlock+0xe/0x10 [ 306.268409][ T26] ip_tunnel_delete_nets+0x348/0x390 [ 306.639365][ T26] ? ip_tunnel_bind_dev+0x700/0x700 [ 306.644592][ T26] ? xfrmi6_err+0x640/0x640 [ 306.649083][ T26] ipgre_tap_exit_batch_net+0x22/0x30 [ 307.049388][ T26] ? ipgre_tap_init_net+0x30/0x30 [ 307.054432][ T26] cleanup_net+0x5fb/0xb70 [ 307.058848][ T26] ? __kasan_check_write+0x14/0x20 [ 307.399367][ T26] ? _raw_spin_lock_irq+0x8f/0xe0 [ 307.404418][ T26] ? ops_init+0x4a0/0x4a0 [ 307.408736][ T26] ? read_word_at_a_time+0x12/0x20 [ 307.819370][ T26] ? strscpy+0x9b/0x290 [ 307.823643][ T26] process_one_work+0x6e1/0xba0 [ 307.828512][ T26] worker_thread+0xa6a/0x13b0 [ 308.159374][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 308.164872][ T26] kthread+0x346/0x3d0 [ 308.168924][ T26] ? worker_clr_flags+0x190/0x190 [ 308.509407][ T26] ? kthread_blkcg+0xd0/0xd0 [ 308.514021][ T26] ret_from_fork+0x1f/0x30 [ 308.769392][ T26] INFO: task syz-executor:359 blocked for more than 134 seconds. [ 308.777125][ T26] Not tainted syzkaller #0 [ 309.109348][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 309.118040][ T26] task:syz-executor state:D stack: 0 pid: 359 ppid: 356 flags:0x10004000 [ 309.569367][ T26] Call Trace: [ 309.572691][ T26] __schedule+0xb47/0x1310 [ 309.577182][ T26] ? release_firmware_map_entry+0x190/0x190 [ 309.919391][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 309.924538][ T26] ? __kasan_check_write+0x14/0x20 [ 310.199390][ T26] ? atomic_dec_and_mutex_lock+0x190/0x190 [ 310.205227][ T26] schedule+0x13c/0x1d0 [ 310.499405][ T26] schedule_preempt_disabled+0x13/0x20 [ 310.504903][ T26] __mutex_lock+0x6c0/0xc50 [ 310.719384][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 310.726177][ T26] ? cap_capable+0x19c/0x220 [ 311.019393][ T26] __mutex_lock_slowpath+0xe/0x10 [ 311.024439][ T26] mutex_lock+0xcf/0xe0 [ 311.028586][ T26] ? mutex_trylock+0xa0/0xa0 [ 311.409362][ T26] ? ns_capable+0x8c/0xf0 [ 311.413717][ T26] ? netlink_net_capable+0x125/0x160 [ 311.418989][ T26] rtnetlink_rcv_msg+0x4b7/0xb90 [ 311.769396][ T26] ? rtnetlink_bind+0x80/0x80 [ 311.774096][ T26] ? copy_fpregs_to_fpstate+0x14a/0x1b0 [ 312.059384][ T26] ? __kasan_check_write+0x14/0x20 [ 312.064529][ T26] ? __switch_to+0x50f/0xfc0 [ 312.069108][ T26] ? set_next_entity+0xb4/0x5d0 [ 312.399385][ T26] ? compat_start_thread+0x80/0x80 [ 312.404537][ T26] ? memcpy+0x56/0x70 [ 312.408514][ T26] ? avc_has_perm+0x234/0x360 [ 312.779384][ T26] ? avc_has_perm_noaudit+0x240/0x240 [ 312.784785][ T26] ? finish_task_switch+0x12e/0x5a0 [ 313.049360][ T26] ? __schedule+0xb4f/0x1310 [ 313.053976][ T26] ? selinux_nlmsg_lookup+0x3de/0x4a0 [ 313.319394][ T26] netlink_rcv_skb+0x1e0/0x430 [ 313.324185][ T26] ? rtnetlink_bind+0x80/0x80 [ 313.328848][ T26] ? netlink_ack+0xb80/0xb80 [ 313.679385][ T26] ? __netlink_lookup+0x387/0x3b0 [ 313.684444][ T26] rtnetlink_rcv+0x1c/0x20 [ 313.688851][ T26] netlink_unicast+0x876/0xa40 [ 314.049367][ T26] netlink_sendmsg+0x88d/0xb30 [ 314.054161][ T26] ? netlink_getsockopt+0x530/0x530 [ 314.309373][ T26] ? security_socket_sendmsg+0x82/0xa0 [ 314.314862][ T26] __sys_sendto+0x41d/0x580 [ 314.579387][ T26] ? __ia32_sys_getpeername+0x90/0x90 [ 314.584797][ T26] ? ____fput+0x15/0x20 [ 314.588942][ T26] __x64_sys_sendto+0xe5/0x100 [ 314.929369][ T26] do_syscall_64+0x31/0x40 [ 314.933900][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 315.239403][ T26] RIP: 0033:0x7f6adac95503 [ 315.243840][ T26] RSP: 002b:00007ffd1facbd28 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 315.559374][ T26] RAX: ffffffffffffffda RBX: 00007f6adba18620 RCX: 00007f6adac95503 [ 315.567374][ T26] RDX: 0000000000000040 RSI: 00007f6adba18670 RDI: 0000000000000003 [ 315.979371][ T26] RBP: 0000000000000001 R08: 00007ffd1facbd44 R09: 000000000000000c [ 315.987376][ T26] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 316.419373][ T26] R13: 0000000000000000 R14: 00007f6adba18670 R15: 0000000000000000 [ 316.639385][ T26] INFO: task syz-executor:361 blocked for more than 142 seconds. [ 316.647129][ T26] Not tainted syzkaller #0 [ 316.949366][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 316.958067][ T26] task:syz-executor state:D stack: 0 pid: 361 ppid: 358 flags:0x10004000 [ 317.419343][ T26] Call Trace: [ 317.422666][ T26] __schedule+0xb47/0x1310 [ 317.427158][ T26] ? release_firmware_map_entry+0x190/0x190 [ 317.759376][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 317.764522][ T26] ? __kasan_check_write+0x14/0x20 [ 318.059368][ T26] ? atomic_dec_and_mutex_lock+0x190/0x190 [ 318.065200][ T26] schedule+0x13c/0x1d0 [ 318.319367][ T26] schedule_preempt_disabled+0x13/0x20 [ 318.324882][ T26] __mutex_lock+0x6c0/0xc50 [ 318.559536][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 318.566416][ T26] ? cap_capable+0x19c/0x220 [ 318.859381][ T26] __mutex_lock_slowpath+0xe/0x10 [ 318.864436][ T26] mutex_lock+0xcf/0xe0 [ 318.868584][ T26] ? mutex_trylock+0xa0/0xa0 [ 319.259359][ T26] ? ns_capable+0x8c/0xf0 [ 319.263716][ T26] ? netlink_net_capable+0x125/0x160 [ 319.268989][ T26] rtnetlink_rcv_msg+0x4b7/0xb90 [ 319.629380][ T26] ? rtnetlink_bind+0x80/0x80 [ 319.634086][ T26] ? arch_stack_walk+0xee/0x140 [ 319.638925][ T26] ? stack_trace_save+0x98/0xe0 [ 319.979359][ T26] ? stack_trace_snprint+0xf0/0xf0 [ 319.984497][ T26] ? memcpy+0x56/0x70 [ 319.988466][ T26] ? avc_has_perm+0x234/0x360 [ 320.359361][ T26] ? __kasan_slab_alloc+0xbd/0xf0 [ 320.364410][ T26] ? slab_post_alloc_hook+0x5d/0x2f0 [ 320.609404][ T26] ? __x64_sys_sendto+0xe5/0x100 [ 320.614366][ T26] ? avc_has_perm_noaudit+0x240/0x240 [ 320.899363][ T26] ? selinux_nlmsg_lookup+0x3de/0x4a0 [ 320.904762][ T26] netlink_rcv_skb+0x1e0/0x430 [ 321.149408][ T26] ? rtnetlink_bind+0x80/0x80 [ 321.154116][ T26] ? netlink_ack+0xb80/0xb80 [ 321.158698][ T26] ? __netlink_lookup+0x387/0x3b0 [ 321.509395][ T26] rtnetlink_rcv+0x1c/0x20 [ 321.513838][ T26] netlink_unicast+0x876/0xa40 [ 321.518617][ T26] netlink_sendmsg+0x88d/0xb30 [ 321.909378][ T26] ? netlink_getsockopt+0x530/0x530 [ 321.914605][ T26] ? security_socket_sendmsg+0x82/0xa0 [ 322.159358][ T26] __sys_sendto+0x41d/0x580 [ 322.163888][ T26] ? __ia32_sys_getpeername+0x90/0x90 [ 322.169250][ T26] ? ____fput+0x15/0x20 [ 322.559364][ T26] __x64_sys_sendto+0xe5/0x100 [ 322.564156][ T26] do_syscall_64+0x31/0x40 [ 322.568652][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 322.929383][ T26] RIP: 0033:0x7effe7326503 [ 322.933823][ T26] RSP: 002b:00007ffcd428d3d8 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 323.269368][ T26] RAX: ffffffffffffffda RBX: 00007effe80a9620 RCX: 00007effe7326503 [ 323.277419][ T26] RDX: 0000000000000028 RSI: 00007effe80a9670 RDI: 0000000000000003 [ 323.669391][ T26] RBP: 0000000000000001 R08: 00007ffcd428d3f4 R09: 000000000000000c [ 323.677392][ T26] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 324.129366][ T26] R13: 0000000000000000 R14: 00007effe80a9670 R15: 0000000000000000 [ 324.289380][ T26] INFO: task syz-executor:363 blocked for more than 150 seconds. [ 324.297129][ T26] Not tainted syzkaller #0 [ 324.659360][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 324.668057][ T26] task:syz-executor state:D stack: 0 pid: 363 ppid: 360 flags:0x10004000 [ 325.129348][ T26] Call Trace: [ 325.132670][ T26] __schedule+0xb47/0x1310 [ 325.137075][ T26] ? release_firmware_map_entry+0x190/0x190 [ 325.469363][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 325.474494][ T26] ? __kasan_check_write+0x14/0x20 [ 325.739385][ T26] ? atomic_dec_and_mutex_lock+0x190/0x190 [ 325.745224][ T26] schedule+0x13c/0x1d0 [ 326.009367][ T26] schedule_preempt_disabled+0x13/0x20 [ 326.014849][ T26] __mutex_lock+0x6c0/0xc50 [ 326.279376][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 326.286167][ T26] ? cap_capable+0x19c/0x220 [ 326.579390][ T26] __mutex_lock_slowpath+0xe/0x10 [ 326.584457][ T26] mutex_lock+0xcf/0xe0 [ 326.588598][ T26] ? mutex_trylock+0xa0/0xa0 [ 326.919376][ T26] ? ns_capable+0x8c/0xf0 [ 326.923744][ T26] ? netlink_net_capable+0x125/0x160 [ 326.929110][ T26] rtnetlink_rcv_msg+0x4b7/0xb90 [ 327.299378][ T26] ? rtnetlink_bind+0x80/0x80 [ 327.304076][ T26] ? arch_stack_walk+0xee/0x140 [ 327.308914][ T26] ? stack_trace_save+0x98/0xe0 [ 327.689365][ T26] ? stack_trace_snprint+0xf0/0xf0 [ 327.694499][ T26] ? memcpy+0x56/0x70 [ 327.698467][ T26] ? avc_has_perm+0x234/0x360 [ 328.059383][ T26] ? __kasan_slab_alloc+0xbd/0xf0 [ 328.064428][ T26] ? slab_post_alloc_hook+0x5d/0x2f0 [ 328.319377][ T26] ? __x64_sys_sendto+0xe5/0x100 [ 328.324510][ T26] ? avc_has_perm_noaudit+0x240/0x240 [ 328.589356][ T26] ? selinux_nlmsg_lookup+0x3de/0x4a0 [ 328.594756][ T26] netlink_rcv_skb+0x1e0/0x430 [ 328.869362][ T26] ? rtnetlink_bind+0x80/0x80 [ 328.874066][ T26] ? netlink_ack+0xb80/0xb80 [ 328.878644][ T26] ? __netlink_lookup+0x387/0x3b0 [ 329.249352][ T26] rtnetlink_rcv+0x1c/0x20 [ 329.253787][ T26] netlink_unicast+0x876/0xa40 [ 329.258539][ T26] netlink_sendmsg+0x88d/0xb30 [ 329.599385][ T26] ? netlink_getsockopt+0x530/0x530 [ 329.604617][ T26] ? security_socket_sendmsg+0x82/0xa0 [ 329.899383][ T26] __sys_sendto+0x41d/0x580 [ 329.903916][ T26] ? __ia32_sys_getpeername+0x90/0x90 [ 329.909279][ T26] ? ____fput+0x15/0x20 [ 330.229359][ T26] __x64_sys_sendto+0xe5/0x100 [ 330.234144][ T26] do_syscall_64+0x31/0x40 [ 330.238547][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 330.649352][ T26] RIP: 0033:0x7f86ead87503 [ 330.653788][ T26] RSP: 002b:00007ffdedaeeb58 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 330.999367][ T26] RAX: ffffffffffffffda RBX: 00007f86ebb0a620 RCX: 00007f86ead87503 [ 331.007370][ T26] RDX: 0000000000000028 RSI: 00007f86ebb0a670 RDI: 0000000000000003 [ 331.369364][ T26] RBP: 0000000000000001 R08: 00007ffdedaeeb74 R09: 000000000000000c [ 331.377355][ T26] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 331.799380][ T26] R13: 0000000000000000 R14: 00007f86ebb0a670 R15: 0000000000000000 [ 332.029345][ T26] INFO: task syz-executor:364 blocked for more than 157 seconds. [ 332.037079][ T26] Not tainted syzkaller #0 [ 332.379339][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 332.388033][ T26] task:syz-executor state:D stack: 0 pid: 364 ppid: 362 flags:0x10004000 [ 332.829360][ T26] Call Trace: [ 332.832677][ T26] __schedule+0xb47/0x1310 [ 332.837078][ T26] ? release_firmware_map_entry+0x190/0x190 [ 333.169384][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 333.174515][ T26] ? __kasan_check_write+0x14/0x20 [ 333.449378][ T26] ? atomic_dec_and_mutex_lock+0x190/0x190 [ 333.455215][ T26] schedule+0x13c/0x1d0 [ 333.699356][ T26] schedule_preempt_disabled+0x13/0x20 [ 333.704846][ T26] __mutex_lock+0x6c0/0xc50 [ 333.989385][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 333.996171][ T26] ? cap_capable+0x19c/0x220 [ 334.259354][ T26] __mutex_lock_slowpath+0xe/0x10 [ 334.264395][ T26] mutex_lock+0xcf/0xe0 [ 334.268675][ T26] ? mutex_trylock+0xa0/0xa0 [ 334.629383][ T26] ? ns_capable+0x8c/0xf0 [ 334.633757][ T26] ? netlink_net_capable+0x125/0x160 [ 334.639029][ T26] rtnetlink_rcv_msg+0x4b7/0xb90 [ 334.999361][ T26] ? rtnetlink_bind+0x80/0x80 [ 335.004062][ T26] ? arch_stack_walk+0xee/0x140 [ 335.008901][ T26] ? stack_trace_save+0x98/0xe0 [ 335.399350][ T26] ? stack_trace_snprint+0xf0/0xf0 [ 335.404505][ T26] ? memcpy+0x56/0x70 [ 335.408475][ T26] ? avc_has_perm+0x234/0x360 [ 335.739347][ T26] ? __kasan_slab_alloc+0xbd/0xf0 [ 335.744501][ T26] ? slab_post_alloc_hook+0x5d/0x2f0 [ 336.039354][ T26] ? __x64_sys_sendto+0xe5/0x100 [ 336.044321][ T26] ? avc_has_perm_noaudit+0x240/0x240 [ 336.279357][ T26] ? selinux_nlmsg_lookup+0x3de/0x4a0 [ 336.284750][ T26] netlink_rcv_skb+0x1e0/0x430 [ 336.559369][ T26] ? rtnetlink_bind+0x80/0x80 [ 336.564062][ T26] ? netlink_ack+0xb80/0xb80 [ 336.568767][ T26] ? __netlink_lookup+0x387/0x3b0 [ 336.929378][ T26] rtnetlink_rcv+0x1c/0x20 [ 336.933821][ T26] netlink_unicast+0x876/0xa40 [ 336.938573][ T26] netlink_sendmsg+0x88d/0xb30 [ 337.289377][ T26] ? netlink_getsockopt+0x530/0x530 [ 337.294604][ T26] ? security_socket_sendmsg+0x82/0xa0 [ 337.589375][ T26] __sys_sendto+0x41d/0x580 [ 337.593904][ T26] ? __ia32_sys_getpeername+0x90/0x90 [ 337.599267][ T26] ? ____fput+0x15/0x20 [ 337.939528][ T26] __x64_sys_sendto+0xe5/0x100 [ 337.944311][ T26] do_syscall_64+0x31/0x40 [ 337.948712][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 338.339348][ T26] RIP: 0033:0x7f0ca71e8503 [ 338.343781][ T26] RSP: 002b:00007ffda2af19b8 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 338.699442][ T26] RAX: ffffffffffffffda RBX: 00007f0ca7f6b620 RCX: 00007f0ca71e8503 [ 338.707479][ T26] RDX: 0000000000000028 RSI: 00007f0ca7f6b670 RDI: 0000000000000003 [ 339.079350][ T26] RBP: 0000000000000001 R08: 00007ffda2af19d4 R09: 000000000000000c [ 339.087352][ T26] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 339.489372][ T26] R13: 0000000000000000 R14: 00007f0ca7f6b670 R15: 0000000000000000 [ 339.729589][ T26] NMI backtrace for cpu 1 [ 339.733946][ T26] CPU: 1 PID: 26 Comm: khungtaskd Not tainted syzkaller #0 [ 339.741123][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 339.751160][ T26] Call Trace: [ 339.754436][ T26] __dump_stack+0x21/0x24 [ 339.758749][ T26] dump_stack_lvl+0x169/0x1d8 [ 339.763415][ T26] ? show_regs_print_info+0x18/0x18 [ 339.768602][ T26] ? sched_show_task+0x324/0x4a0 [ 339.773534][ T26] ? __rcu_read_unlock+0xa0/0xa0 [ 339.778455][ T26] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 339.784506][ T26] dump_stack+0x15/0x1c [ 339.788654][ T26] nmi_trigger_cpumask_backtrace+0x27f/0x2c0 [ 339.794621][ T26] arch_trigger_cpumask_backtrace+0x10/0x20 [ 339.800510][ T26] watchdog+0xe2e/0xf70 [ 339.804661][ T26] ? hungtask_pm_notify+0x50/0x50 [ 339.809772][ T26] ? __kasan_check_read+0x11/0x20 [ 339.814787][ T26] ? __kthread_parkme+0xb9/0x1c0 [ 339.819707][ T26] kthread+0x346/0x3d0 [ 339.823771][ T26] ? hungtask_pm_notify+0x50/0x50 [ 339.828783][ T26] ? kthread_blkcg+0xd0/0xd0 [ 339.833364][ T26] ret_from_fork+0x1f/0x30 [ 339.837853][ T26] Sending NMI from CPU 1 to CPUs 0: [ 339.843310][ C0] NMI backtrace for cpu 0 [ 339.843315][ C0] CPU: 0 PID: 381 Comm: syz.0.17 Not tainted syzkaller #0 [ 339.843320][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 339.843324][ C0] RIP: 0010:fpu__restore_sig+0x403/0x1240 [ 339.843338][ C0] Code: 6c 24 18 e9 b5 07 00 00 48 89 df 44 89 eb f7 d3 44 21 f3 81 e3 ff 02 00 00 4c 89 ea 48 c1 ea 20 0f 01 cb 44 89 e8 48 0f ae 2f <31> c0 41 89 c6 0f 01 ca 31 ff 89 c6 e8 4c 0d 3b 00 45 85 f6 41 0f [ 339.843341][ C0] RSP: 0018:ffffc90000de7b40 EFLAGS: 00040246 [ 339.843349][ C0] RAX: 0000000000000007 RBX: 0000000000000000 RCX: 0000000000000000 [ 339.843353][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffe11738400 [ 339.843357][ C0] RBP: ffffc90000de7cf0 R08: 0000000000000000 R09: fffff520001bcf90 [ 339.843361][ C0] R10: fffff520001bcf90 R11: 1ffff920001bcf8a R12: dffffc0000000000 [ 339.843365][ C0] R13: 0000000000000007 R14: 0000000000000007 R15: 1ffff11021b53b42 [ 339.843370][ C0] FS: 0000555578c74500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 339.843373][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 339.843377][ C0] CR2: 0000001b32f63fff CR3: 00000001112ba000 CR4: 00000000003506b0 [ 339.843382][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 339.843386][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 339.843388][ C0] Call Trace: [ 339.843391][ C0] ? sysvec_irq_work+0xc8/0xd0 [ 339.843394][ C0] ? copy_fpstate_to_sigframe+0xb40/0xb40 [ 339.843397][ C0] ? __kasan_check_write+0x14/0x20 [ 339.843400][ C0] ? recalc_sigpending+0x1c4/0x230 [ 339.843403][ C0] ? __kasan_check_write+0x14/0x20 [ 339.843406][ C0] ? _copy_from_user+0x95/0xd0 [ 339.843409][ C0] __ia32_sys_rt_sigreturn+0x5d0/0x6c0 [ 339.843412][ C0] ? bpf_do_trace_printk+0x240/0x240 [ 339.843415][ C0] ? KSTK_ESP+0x60/0x60 [ 339.843418][ C0] ? __bpf_trace_sys_enter+0x62/0x70 [ 339.843421][ C0] ? syscall_trace_enter+0x108/0x170 [ 339.843424][ C0] do_syscall_64+0x31/0x40 [ 339.843427][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 339.843430][ C0] RIP: 0033:0x7f798b6846c9 [ 339.843438][ C0] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 339.843442][ C0] RSP: 002b:00007ffe117387d8 EFLAGS: 00000246 [ 339.843448][ C0] RAX: 0000000000000000 RBX: 00007f798b8dafa8 RCX: 00007f798b6846c9 [ 339.843451][ C0] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f798b8dafac [ 339.843455][ C0] RBP: 0000000000000000 R08: 0026c7f28996d4a7 R09: 0000000711738acf [ 339.843459][ C0] R10: 0000000000000005 R11: 0000000000000246 R12: 00007f798b8dafac [ 339.843463][ C0] R13: 00007f798b8dafa0 R14: 0000000000000095 R15: 0000000000000003 [ 363.479376][ T26] INFO: task kworker/1:0:20 blocked for more than 189 seconds. [ 363.486945][ T26] Not tainted syzkaller #0 [ 363.649337][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 363.658031][ T26] task:kworker/1:0 state:D stack: 0 pid: 20 ppid: 2 flags:0x10004000 [ 364.119368][ T26] Workqueue: ipv6_addrconf addrconf_dad_work [ 364.125381][ T26] Call Trace: [ 364.128664][ T26] __schedule+0xb47/0x1310 [ 364.469347][ T26] ? release_firmware_map_entry+0x190/0x190 [ 364.475268][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 364.759380][ T26] ? __kasan_check_write+0x14/0x20 [ 364.764693][ T26] ? _raw_spin_unlock_irq+0x4e/0x70 [ 365.029366][ T26] ? wq_worker_sleeping+0x196/0x200 [ 365.034644][ T26] schedule+0x13c/0x1d0 [ 365.038786][ T26] schedule_preempt_disabled+0x13/0x20 [ 365.419363][ T26] __mutex_lock+0x6c0/0xc50 [ 365.423898][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 365.699382][ T26] ? __kasan_check_write+0x14/0x20 [ 365.704607][ T26] ? __switch_to+0x50f/0xfc0 [ 365.709187][ T26] __mutex_lock_slowpath+0xe/0x10 [ 366.099358][ T26] mutex_lock+0xcf/0xe0 [ 366.103540][ T26] ? mutex_trylock+0xa0/0xa0 [ 366.108123][ T26] ? psi_group_change+0x7d3/0xe40 [ 366.449346][ T26] ? compat_start_thread+0x80/0x80 [ 366.454489][ T26] rtnl_lock+0x15/0x20 [ 366.458549][ T26] addrconf_dad_work+0xc4/0x1410 [ 366.819362][ T26] ? _raw_spin_unlock_irq+0x4e/0x70 [ 366.824580][ T26] ? finish_task_switch+0x12e/0x5a0 [ 367.089349][ T26] ? switch_mm_irqs_off+0x763/0x9a0 [ 367.094574][ T26] ? ipv6_get_saddr_eval+0xf70/0xf70 [ 367.379533][ T26] ? __schedule+0xb4f/0x1310 [ 367.384142][ T26] ? __kasan_check_read+0x11/0x20 [ 367.389152][ T26] ? read_word_at_a_time+0x12/0x20 [ 367.759364][ T26] ? strscpy+0x9b/0x290 [ 367.763556][ T26] process_one_work+0x6e1/0xba0 [ 367.768418][ T26] worker_thread+0xa6a/0x13b0 [ 368.139362][ T26] kthread+0x346/0x3d0 [ 368.143461][ T26] ? worker_clr_flags+0x190/0x190 [ 368.148473][ T26] ? kthread_blkcg+0xd0/0xd0 [ 368.479367][ T26] ret_from_fork+0x1f/0x30 [ 368.619344][ T26] INFO: task kworker/u4:2:49 blocked for more than 194 seconds. [ 368.627107][ T26] Not tainted syzkaller #0 [ 368.959351][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 368.968059][ T26] task:kworker/u4:2 state:D stack: 0 pid: 49 ppid: 2 flags:0x10004000 [ 369.419539][ T26] Workqueue: netns cleanup_net [ 369.424324][ T26] Call Trace: [ 369.427604][ T26] __schedule+0xb47/0x1310 [ 369.739359][ T26] ? release_firmware_map_entry+0x190/0x190 [ 369.745289][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 370.029354][ T26] ? __kasan_check_write+0x14/0x20 [ 370.034491][ T26] ? kthread_data+0x50/0xc0 [ 370.039066][ T26] ? wq_worker_sleeping+0x60/0x200 [ 370.389342][ T26] schedule+0x13c/0x1d0 [ 370.393517][ T26] schedule_preempt_disabled+0x13/0x20 [ 370.398976][ T26] __mutex_lock+0x6c0/0xc50 [ 370.789343][ T26] ? pcpu_free_area+0x9be/0xbe0 [ 370.794327][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 371.099360][ T26] ? free_percpu+0xfd/0xa10 [ 371.103991][ T26] __mutex_lock_slowpath+0xe/0x10 [ 371.109152][ T26] mutex_lock+0xcf/0xe0 [ 371.469339][ T26] ? mutex_trylock+0xa0/0xa0 [ 371.473957][ T26] ? kobject_put+0x1a8/0x270 [ 371.478544][ T26] ? put_device+0x1f/0x30 [ 371.819366][ T26] ? free_netdev+0x384/0x480 [ 371.823983][ T26] rtnl_lock+0x15/0x20 [ 371.828035][ T26] netdev_run_todo+0xb38/0xd20 [ 372.139358][ T26] ? netdev_refcnt_read+0x1d0/0x1d0 [ 372.144575][ T26] ? unregister_netdevice_queue+0x1aa/0x360 [ 372.469343][ T26] ? list_netdevice+0x4c0/0x4c0 [ 372.474217][ T26] ? mutex_lock+0xcf/0xe0 [ 372.478531][ T26] ? mutex_trylock+0xa0/0xa0 [ 372.839377][ T26] ? list_netdevice+0x4c0/0x4c0 [ 372.844251][ T26] rtnl_unlock+0xe/0x10 [ 372.848396][ T26] ip_tunnel_delete_nets+0x348/0x390 [ 373.219356][ T26] ? ip_tunnel_bind_dev+0x700/0x700 [ 373.224587][ T26] ? xfrmi6_err+0x640/0x640 [ 373.229079][ T26] ipgre_tap_exit_batch_net+0x22/0x30 [ 373.579356][ T26] ? ipgre_tap_init_net+0x30/0x30 [ 373.584409][ T26] cleanup_net+0x5fb/0xb70 [ 373.588815][ T26] ? __kasan_check_write+0x14/0x20 [ 373.969339][ T26] ? _raw_spin_lock_irq+0x8f/0xe0 [ 373.974391][ T26] ? ops_init+0x4a0/0x4a0 [ 373.978715][ T26] ? read_word_at_a_time+0x12/0x20 [ 374.349345][ T26] ? strscpy+0x9b/0x290 [ 374.353619][ T26] process_one_work+0x6e1/0xba0 [ 374.358494][ T26] worker_thread+0xa6a/0x13b0 [ 374.709344][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 374.714840][ T26] kthread+0x346/0x3d0 [ 374.718904][ T26] ? worker_clr_flags+0x190/0x190 [ 375.079357][ T26] ? kthread_blkcg+0xd0/0xd0 [ 375.083976][ T26] ret_from_fork+0x1f/0x30 [ 375.329354][ T26] INFO: task syz-executor:359 blocked for more than 201 seconds. [ 375.337089][ T26] Not tainted syzkaller #0 [ 375.669328][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 375.678025][ T26] task:syz-executor state:D stack: 0 pid: 359 ppid: 356 flags:0x10004000 [ 376.129350][ T26] Call Trace: [ 376.132668][ T26] __schedule+0xb47/0x1310 [ 376.137071][ T26] ? release_firmware_map_entry+0x190/0x190 [ 376.499338][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 376.504479][ T26] ? __kasan_check_write+0x14/0x20 [ 376.739344][ T26] ? atomic_dec_and_mutex_lock+0x190/0x190 [ 376.745175][ T26] schedule+0x13c/0x1d0 [ 377.029375][ T26] schedule_preempt_disabled+0x13/0x20 [ 377.034863][ T26] __mutex_lock+0x6c0/0xc50 [ 377.309401][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 377.316196][ T26] ? cap_capable+0x19c/0x220 [ 377.579517][ T26] __mutex_lock_slowpath+0xe/0x10 [ 377.584565][ T26] mutex_lock+0xcf/0xe0 [ 377.588710][ T26] ? mutex_trylock+0xa0/0xa0 [ 377.929359][ T26] ? ns_capable+0x8c/0xf0 [ 377.933716][ T26] ? netlink_net_capable+0x125/0x160 [ 377.938995][ T26] rtnetlink_rcv_msg+0x4b7/0xb90 [ 378.309369][ T26] ? rtnetlink_bind+0x80/0x80 [ 378.314074][ T26] ? copy_fpregs_to_fpstate+0x14a/0x1b0 [ 378.589357][ T26] ? __kasan_check_write+0x14/0x20 [ 378.594492][ T26] ? __switch_to+0x50f/0xfc0 [ 378.599070][ T26] ? set_next_entity+0xb4/0x5d0 [ 378.969386][ T26] ? compat_start_thread+0x80/0x80 [ 378.974642][ T26] ? memcpy+0x56/0x70 [ 378.978619][ T26] ? avc_has_perm+0x234/0x360 [ 379.359358][ T26] ? avc_has_perm_noaudit+0x240/0x240 [ 379.364834][ T26] ? finish_task_switch+0x12e/0x5a0 [ 379.619522][ T26] ? __schedule+0xb4f/0x1310 [ 379.624144][ T26] ? selinux_nlmsg_lookup+0x3de/0x4a0 [ 379.879335][ T26] netlink_rcv_skb+0x1e0/0x430 [ 379.884208][ T26] ? rtnetlink_bind+0x80/0x80 [ 379.888875][ T26] ? netlink_ack+0xb80/0xb80 [ 380.249372][ T26] ? __netlink_lookup+0x387/0x3b0 [ 380.254428][ T26] rtnetlink_rcv+0x1c/0x20 [ 380.258830][ T26] netlink_unicast+0x876/0xa40 [ 380.619335][ T26] netlink_sendmsg+0x88d/0xb30 [ 380.624131][ T26] ? netlink_getsockopt+0x530/0x530 [ 380.869354][ T26] ? security_socket_sendmsg+0x82/0xa0 [ 380.874930][ T26] __sys_sendto+0x41d/0x580 [ 381.159339][ T26] ? __ia32_sys_getpeername+0x90/0x90 [ 381.164744][ T26] ? ____fput+0x15/0x20 [ 381.168889][ T26] __x64_sys_sendto+0xe5/0x100 [ 381.529385][ T26] do_syscall_64+0x31/0x40 [ 381.533838][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 381.799419][ T26] RIP: 0033:0x7f6adac95503 [ 381.803861][ T26] RSP: 002b:00007ffd1facbd28 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 382.139330][ T26] RAX: ffffffffffffffda RBX: 00007f6adba18620 RCX: 00007f6adac95503 [ 382.147420][ T26] RDX: 0000000000000040 RSI: 00007f6adba18670 RDI: 0000000000000003 [ 382.569351][ T26] RBP: 0000000000000001 R08: 00007ffd1facbd44 R09: 000000000000000c [ 382.577446][ T26] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 382.979323][ T26] R13: 0000000000000000 R14: 00007f6adba18670 R15: 0000000000000000 [ 383.219364][ T26] INFO: task syz-executor:361 blocked for more than 209 seconds. [ 383.227190][ T26] Not tainted syzkaller #0 [ 383.529335][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 383.538028][ T26] task:syz-executor state:D stack: 0 pid: 361 ppid: 358 flags:0x10004000 [ 383.989316][ T26] Call Trace: [ 383.992641][ T26] __schedule+0xb47/0x1310 [ 383.997066][ T26] ? release_firmware_map_entry+0x190/0x190 [ 384.349338][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 384.354474][ T26] ? __kasan_check_write+0x14/0x20 [ 384.609337][ T26] ? atomic_dec_and_mutex_lock+0x190/0x190 [ 384.615176][ T26] schedule+0x13c/0x1d0 [ 384.899358][ T26] schedule_preempt_disabled+0x13/0x20 [ 384.904850][ T26] __mutex_lock+0x6c0/0xc50 [ 385.109348][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 385.116149][ T26] ? cap_capable+0x19c/0x220 [ 385.449339][ T26] __mutex_lock_slowpath+0xe/0x10 [ 385.454406][ T26] mutex_lock+0xcf/0xe0 [ 385.458565][ T26] ? mutex_trylock+0xa0/0xa0 [ 385.789354][ T26] ? ns_capable+0x8c/0xf0 [ 385.793715][ T26] ? netlink_net_capable+0x125/0x160 [ 385.798985][ T26] rtnetlink_rcv_msg+0x4b7/0xb90 [ 386.179352][ T26] ? rtnetlink_bind+0x80/0x80 [ 386.184056][ T26] ? arch_stack_walk+0xee/0x140 [ 386.188896][ T26] ? stack_trace_save+0x98/0xe0 [ 386.549343][ T26] ? stack_trace_snprint+0xf0/0xf0 [ 386.554490][ T26] ? memcpy+0x56/0x70 [ 386.558488][ T26] ? avc_has_perm+0x234/0x360 [ 386.909343][ T26] ? __kasan_slab_alloc+0xbd/0xf0 [ 386.914390][ T26] ? slab_post_alloc_hook+0x5d/0x2f0 [ 387.189337][ T26] ? __x64_sys_sendto+0xe5/0x100 [ 387.194344][ T26] ? avc_has_perm_noaudit+0x240/0x240 [ 387.439361][ T26] ? selinux_nlmsg_lookup+0x3de/0x4a0 [ 387.444768][ T26] netlink_rcv_skb+0x1e0/0x430 [ 387.729337][ T26] ? rtnetlink_bind+0x80/0x80 [ 387.734045][ T26] ? netlink_ack+0xb80/0xb80 [ 387.738619][ T26] ? __netlink_lookup+0x387/0x3b0 [ 388.099354][ T26] rtnetlink_rcv+0x1c/0x20 [ 388.103805][ T26] netlink_unicast+0x876/0xa40 [ 388.108691][ T26] netlink_sendmsg+0x88d/0xb30 [ 388.469332][ T26] ? netlink_getsockopt+0x530/0x530 [ 388.474559][ T26] ? security_socket_sendmsg+0x82/0xa0 [ 388.759354][ T26] __sys_sendto+0x41d/0x580 [ 388.763889][ T26] ? __ia32_sys_getpeername+0x90/0x90 [ 388.769254][ T26] ? ____fput+0x15/0x20 [ 389.129337][ T26] __x64_sys_sendto+0xe5/0x100 [ 389.134132][ T26] do_syscall_64+0x31/0x40 [ 389.138541][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 389.539357][ T26] RIP: 0033:0x7effe7326503 [ 389.543788][ T26] RSP: 002b:00007ffcd428d3d8 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 389.849331][ T26] RAX: ffffffffffffffda RBX: 00007effe80a9620 RCX: 00007effe7326503 [ 389.857330][ T26] RDX: 0000000000000028 RSI: 00007effe80a9670 RDI: 0000000000000003 [ 390.249320][ T26] RBP: 0000000000000001 R08: 00007ffcd428d3f4 R09: 000000000000000c [ 390.257325][ T26] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 390.659337][ T26] R13: 0000000000000000 R14: 00007effe80a9670 R15: 0000000000000000 [ 390.869357][ T26] NMI backtrace for cpu 1 [ 390.873709][ T26] CPU: 1 PID: 26 Comm: khungtaskd Not tainted syzkaller #0 [ 390.880971][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 390.891025][ T26] Call Trace: [ 390.894390][ T26] __dump_stack+0x21/0x24 [ 390.898705][ T26] dump_stack_lvl+0x169/0x1d8 [ 390.903376][ T26] ? show_regs_print_info+0x18/0x18 [ 390.908567][ T26] ? sched_show_task+0x324/0x4a0 [ 390.913486][ T26] ? __rcu_read_unlock+0xa0/0xa0 [ 390.918416][ T26] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 390.924555][ T26] dump_stack+0x15/0x1c [ 390.928695][ T26] nmi_trigger_cpumask_backtrace+0x27f/0x2c0 [ 390.934666][ T26] arch_trigger_cpumask_backtrace+0x10/0x20 [ 390.940547][ T26] watchdog+0xe2e/0xf70 [ 390.944689][ T26] ? hungtask_pm_notify+0x50/0x50 [ 390.949698][ T26] ? __kasan_check_read+0x11/0x20 [ 390.954709][ T26] ? __kthread_parkme+0xb9/0x1c0 [ 390.959627][ T26] kthread+0x346/0x3d0 [ 390.963682][ T26] ? hungtask_pm_notify+0x50/0x50 [ 390.968687][ T26] ? kthread_blkcg+0xd0/0xd0 [ 390.973437][ T26] ret_from_fork+0x1f/0x30 [ 390.977931][ T26] Sending NMI from CPU 1 to CPUs 0: [ 390.983599][ C0] NMI backtrace for cpu 0 [ 390.983604][ C0] CPU: 0 PID: 381 Comm: syz.0.17 Not tainted syzkaller #0 [ 390.983609][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 390.983612][ C0] RIP: 0010:kasan_check_range+0x16e/0x290 [ 390.983620][ C0] Code: 00 00 00 41 29 db 4d 01 d9 4d 89 d6 4d 29 ce 4d 8d 7e 07 4d 85 f6 4d 0f 49 fe 49 c1 ef 03 45 85 ff 74 21 45 31 db 4b 8b 1c 19 <48> 85 db 75 42 49 83 c3 08 41 ff cf 75 ee 4d 29 ca 4d 29 da 4d 01 [ 390.983624][ C0] RSP: 0018:ffffc90000de7770 EFLAGS: 00000046 [ 390.983631][ C0] RAX: 0000000000000101 RBX: 0000000000000000 RCX: ffffffff819d6e7b [ 390.983635][ C0] RDX: 0000000000000001 RSI: 0000000000000200 RDI: ffffc90000de77c0 [ 390.983639][ C0] RBP: ffffc90000de7788 R08: dffffc0000000000 R09: fffff520001bcef8 [ 390.983643][ C0] R10: fffff520001bcf38 R11: 0000000000000000 R12: 0000000000000001 [ 390.983647][ C0] R13: 0000000000000000 R14: 0000000000000040 R15: 0000000000000008 [ 390.983651][ C0] FS: 0000555578c74500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 390.983655][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 390.983659][ C0] CR2: 0000001b32f63fff CR3: 00000001112ba000 CR4: 00000000003506b0 [ 390.983663][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 390.983667][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 390.983669][ C0] Call Trace: [ 390.983671][ C0] memset+0x23/0x40 [ 390.983680][ C0] kasan_set_track+0x3b/0x70 [ 390.983683][ C0] ? kasan_set_track+0x4a/0x70 [ 390.983686][ C0] ? kasan_set_free_info+0x23/0x40 [ 390.983689][ C0] ? ____kasan_slab_free+0x125/0x160 [ 390.983691][ C0] ? __kasan_slab_free+0x11/0x20 [ 390.983695][ C0] ? slab_free_freelist_hook+0xc5/0x190 [ 390.983697][ C0] ? kmem_cache_free+0x100/0x2d0 [ 390.983700][ C0] ? __dequeue_signal+0x530/0x620 [ 390.983703][ C0] ? dequeue_signal+0xa0/0x440 [ 390.983706][ C0] ? get_signal+0x772/0x12e0 [ 390.983709][ C0] ? arch_do_signal_or_restart+0xbf/0x10f0 [ 390.983712][ C0] ? exit_to_user_mode_loop+0xa2/0xe0 [ 390.983715][ C0] ? exit_to_user_mode_prepare+0x76/0xa0 [ 390.983718][ C0] ? syscall_exit_to_user_mode+0x1d/0x40 [ 390.983721][ C0] ? do_syscall_64+0x3d/0x40 [ 390.983724][ C0] ? entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 390.983727][ C0] ? kmem_cache_free+0x100/0x2d0 [ 390.983730][ C0] kasan_set_free_info+0x23/0x40 [ 390.983733][ C0] ____kasan_slab_free+0x125/0x160 [ 390.983736][ C0] __kasan_slab_free+0x11/0x20 [ 390.983739][ C0] slab_free_freelist_hook+0xc5/0x190 [ 390.983742][ C0] ? __dequeue_signal+0x530/0x620 [ 390.983745][ C0] kmem_cache_free+0x100/0x2d0 [ 390.983748][ C0] __dequeue_signal+0x530/0x620 [ 390.983751][ C0] dequeue_signal+0xa0/0x440 [ 390.983753][ C0] get_signal+0x772/0x12e0 [ 390.983756][ C0] arch_do_signal_or_restart+0xbf/0x10f0 [ 390.983760][ C0] ? __ia32_sys_rt_sigreturn+0x5e7/0x6c0 [ 390.983763][ C0] ? bpf_do_trace_printk+0x240/0x240 [ 390.983765][ C0] ? KSTK_ESP+0x60/0x60 [ 390.983768][ C0] ? __ia32_sys_rt_sigreturn+0x6c0/0x6c0 [ 390.983771][ C0] ? __bpf_trace_sys_enter+0x62/0x70 [ 390.983774][ C0] exit_to_user_mode_loop+0xa2/0xe0 [ 390.983777][ C0] exit_to_user_mode_prepare+0x76/0xa0 [ 390.983780][ C0] syscall_exit_to_user_mode+0x1d/0x40 [ 390.983783][ C0] do_syscall_64+0x3d/0x40 [ 390.983786][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 390.983789][ C0] RIP: 0033:0x7f798b6846c9 [ 390.983797][ C0] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 390.983801][ C0] RSP: 002b:00007ffe117387d8 EFLAGS: 00000246 [ 390.983806][ C0] RAX: 0000000000000000 RBX: 00007f798b8dafa8 RCX: 00007f798b6846c9 [ 390.983810][ C0] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f798b8dafac [ 390.983814][ C0] RBP: 0000000000000000 R08: 0026c7f28996d4a7 R09: 0000000711738acf [ 390.983818][ C0] R10: 0000000000000005 R11: 0000000000000246 R12: 00007f798b8dafac [ 390.983822][ C0] R13: 00007f798b8dafa0 R14: 0000000000000095 R15: 0000000000000003