Warning: Permanently added '10.128.0.147' (ED25519) to the list of known hosts. 2025/12/17 19:23:05 parsed 1 programs [ 147.115814][ T24] audit: type=1400 audit(1765999385.640:64): 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 [ 147.139340][ T24] audit: type=1400 audit(1765999385.640:65): 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 [ 147.160331][ T24] audit: type=1400 audit(1765999385.640:66): 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 [ 147.791298][ T24] audit: type=1400 audit(1765999386.310:67): avc: denied { mounton } for pid=284 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 [ 147.792367][ T284] cgroup: Unknown subsys name 'net' [ 147.814895][ T24] audit: type=1400 audit(1765999386.320:68): avc: denied { mount } for pid=284 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 [ 147.843981][ T24] audit: type=1400 audit(1765999386.340:69): avc: denied { unmount } for pid=284 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 147.844149][ T284] cgroup: Unknown subsys name 'devices' [ 148.013134][ T284] cgroup: Unknown subsys name 'hugetlb' [ 148.018788][ T284] cgroup: Unknown subsys name 'rlimit' [ 148.192768][ T24] audit: type=1400 audit(1765999386.720:70): avc: denied { setattr } for pid=284 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 [ 148.218273][ T24] audit: type=1400 audit(1765999386.720:71): avc: denied { create } for pid=284 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 [ 148.239399][ T24] audit: type=1400 audit(1765999386.720:72): avc: denied { write } for pid=284 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 148.245083][ T286] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 148.259956][ T24] audit: type=1400 audit(1765999386.720:73): avc: denied { read } for pid=284 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 148.308462][ T284] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 148.824902][ T292] request_module fs-gadgetfs succeeded, but still no fs? [ 148.848867][ T294] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 149.266381][ T330] bridge0: port 1(bridge_slave_0) entered blocking state [ 149.274244][ T330] bridge0: port 1(bridge_slave_0) entered disabled state [ 149.281943][ T330] device bridge_slave_0 entered promiscuous mode [ 149.293148][ T330] bridge0: port 2(bridge_slave_1) entered blocking state [ 149.300741][ T330] bridge0: port 2(bridge_slave_1) entered disabled state [ 149.309549][ T330] device bridge_slave_1 entered promiscuous mode [ 149.415817][ T330] bridge0: port 2(bridge_slave_1) entered blocking state [ 149.423369][ T330] bridge0: port 2(bridge_slave_1) entered forwarding state [ 149.431227][ T330] bridge0: port 1(bridge_slave_0) entered blocking state [ 149.438586][ T330] bridge0: port 1(bridge_slave_0) entered forwarding state [ 149.461904][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 149.470504][ T48] bridge0: port 1(bridge_slave_0) entered disabled state [ 149.479389][ T48] bridge0: port 2(bridge_slave_1) entered disabled state [ 149.524137][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 149.533496][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 149.540553][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 149.548844][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 149.557530][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 149.565064][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 149.572947][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 149.581168][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 149.599227][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 149.608680][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 149.617262][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 149.625022][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 149.633899][ T330] device veth0_vlan entered promiscuous mode [ 149.646061][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 149.656565][ T330] device veth1_macvtap entered promiscuous mode 2025/12/17 19:23:08 executed programs: 0 [ 149.666275][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 149.678807][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 149.817701][ T356] bridge0: port 1(bridge_slave_0) entered blocking state [ 149.826920][ T356] bridge0: port 1(bridge_slave_0) entered disabled state [ 149.836480][ T356] device bridge_slave_0 entered promiscuous mode [ 149.845032][ T356] bridge0: port 2(bridge_slave_1) entered blocking state [ 149.852861][ T356] bridge0: port 2(bridge_slave_1) entered disabled state [ 149.860357][ T356] device bridge_slave_1 entered promiscuous mode [ 149.951283][ T359] bridge0: port 1(bridge_slave_0) entered blocking state [ 149.960067][ T359] bridge0: port 1(bridge_slave_0) entered disabled state [ 149.967781][ T359] device bridge_slave_0 entered promiscuous mode [ 149.975595][ T359] bridge0: port 2(bridge_slave_1) entered blocking state [ 149.982851][ T359] bridge0: port 2(bridge_slave_1) entered disabled state [ 149.990935][ T359] device bridge_slave_1 entered promiscuous mode [ 150.008424][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 150.016630][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 150.024749][ T362] device bridge_slave_0 entered promiscuous mode [ 150.032223][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 150.040003][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 150.047889][ T362] device bridge_slave_1 entered promiscuous mode [ 150.120419][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 150.128206][ T363] bridge0: port 1(bridge_slave_0) entered disabled state [ 150.136880][ T363] device bridge_slave_0 entered promiscuous mode [ 150.166609][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 150.174510][ T363] bridge0: port 2(bridge_slave_1) entered disabled state [ 150.182693][ T363] device bridge_slave_1 entered promiscuous mode [ 150.258892][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 150.266690][ T362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 150.274415][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 150.281993][ T362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 150.297776][ T366] bridge0: port 1(bridge_slave_0) entered blocking state [ 150.305394][ T366] bridge0: port 1(bridge_slave_0) entered disabled state [ 150.313446][ T366] device bridge_slave_0 entered promiscuous mode [ 150.322390][ T366] bridge0: port 2(bridge_slave_1) entered blocking state [ 150.329729][ T366] bridge0: port 2(bridge_slave_1) entered disabled state [ 150.337703][ T366] device bridge_slave_1 entered promiscuous mode [ 150.387139][ T48] bridge0: port 1(bridge_slave_0) entered disabled state [ 150.398354][ T48] bridge0: port 2(bridge_slave_1) entered disabled state [ 150.407139][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 150.416797][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 150.448998][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 150.469225][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 150.479541][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 150.488251][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 150.495404][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 150.503440][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 150.553309][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 150.562002][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 150.570655][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 150.579496][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 150.586630][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 150.595059][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 150.604059][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 150.612451][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 150.621418][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 150.628705][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 150.636562][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 150.644762][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 150.651970][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 150.659546][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 150.667286][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 150.675335][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 150.684059][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 150.692343][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 150.701102][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 150.709920][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 150.717290][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 150.725170][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 150.734046][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 150.742799][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 150.750504][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 150.759053][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 150.768381][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 150.775784][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 150.784276][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 150.793450][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 150.800954][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 150.808848][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 150.817712][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 150.825676][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 150.855584][ T356] device veth0_vlan entered promiscuous mode [ 150.863832][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 150.873726][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 150.882727][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 150.890309][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 150.922658][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 150.930854][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 150.939284][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 150.971032][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 150.979009][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 150.987260][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 150.996360][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 151.014611][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 151.023530][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 151.032195][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 151.039408][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 151.047304][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 151.056944][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 151.065874][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 151.073549][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 151.080986][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 151.091003][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 151.100549][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 151.109947][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 151.118549][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 151.127865][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 151.136628][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 151.146141][ T356] device veth1_macvtap entered promiscuous mode [ 151.160410][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 151.168827][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 151.177908][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 151.197812][ T363] device veth0_vlan entered promiscuous mode [ 151.205232][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 151.213875][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 151.222682][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 151.231449][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 151.239811][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 151.248580][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 151.257069][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 151.267575][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 151.276883][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 151.286648][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 151.295770][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 151.303551][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 151.312561][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 151.320894][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 151.329934][ T359] device veth0_vlan entered promiscuous mode [ 151.338513][ T362] device veth0_vlan entered promiscuous mode [ 151.350042][ T366] device veth0_vlan entered promiscuous mode [ 151.369056][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 151.377912][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 151.387214][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 151.397748][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 151.408354][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 151.418978][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 151.428400][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 151.437202][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 151.445907][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 151.454227][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 151.476167][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 151.484826][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 151.495459][ T363] device veth1_macvtap entered promiscuous mode [ 151.509296][ T362] device veth1_macvtap entered promiscuous mode [ 151.519165][ T359] device veth1_macvtap entered promiscuous mode [ 151.543183][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 151.561713][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 151.579457][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 151.588667][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 151.599015][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 151.607496][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 151.616953][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 151.626246][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 151.635830][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 151.646097][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 151.657420][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 291.151923][ T26] INFO: task kworker/u4:0:7 blocked for more than 122 seconds. [ 291.159608][ T26] Not tainted syzkaller #0 [ 291.301423][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 291.310504][ T26] task:kworker/u4:0 state:D stack: 0 pid: 7 ppid: 2 flags:0x10004000 [ 291.791927][ T26] Workqueue: netns cleanup_net [ 291.796745][ T26] Call Trace: [ 291.800053][ T26] __schedule+0xb47/0x1310 [ 292.121432][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 292.127554][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 292.411449][ T26] ? __kasan_check_write+0x14/0x20 [ 292.416789][ T26] ? kthread_data+0x50/0xc0 [ 292.641428][ T26] ? wq_worker_sleeping+0x60/0x200 [ 292.646923][ T26] schedule+0x13c/0x1d0 [ 292.651125][ T26] schedule_preempt_disabled+0x13/0x20 [ 293.061467][ T26] __mutex_lock+0x6c0/0xc50 [ 293.066074][ T26] ? sock_alloc_inode+0xb0/0xb0 [ 293.071285][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 293.491419][ T26] ? slab_free_freelist_hook+0xc5/0x190 [ 293.497367][ T26] __mutex_lock_slowpath+0xe/0x10 [ 293.761426][ T26] mutex_lock+0xcf/0xe0 [ 293.765741][ T26] ? mutex_trylock+0xa0/0xa0 [ 293.770536][ T26] rtnl_lock+0x15/0x20 [ 294.121468][ T26] bpf_exit_net+0x32/0x150 [ 294.126595][ T26] ? bpf_init_net+0x1f0/0x1f0 [ 294.331424][ T26] cleanup_net+0x5fb/0xb70 [ 294.335970][ T26] ? __kasan_check_write+0x14/0x20 [ 294.341139][ T26] ? ops_init+0x4a0/0x4a0 [ 294.741454][ T26] ? read_word_at_a_time+0x12/0x20 [ 294.746871][ T26] ? strscpy+0x9b/0x290 [ 294.751091][ T26] process_one_work+0x6e1/0xba0 [ 295.101472][ T26] worker_thread+0xa6a/0x13b0 [ 295.106206][ T26] kthread+0x346/0x3d0 [ 295.110787][ T26] ? worker_clr_flags+0x190/0x190 [ 295.451444][ T26] ? kthread_blkcg+0xd0/0xd0 [ 295.456339][ T26] ret_from_fork+0x1f/0x30 [ 295.751456][ T26] INFO: task syz-executor:359 blocked for more than 127 seconds. [ 295.759579][ T26] Not tainted syzkaller #0 [ 296.091465][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 296.100543][ T26] task:syz-executor state:D stack: 0 pid: 359 ppid: 357 flags:0x10004000 [ 296.541451][ T26] Call Trace: [ 296.544996][ T26] __schedule+0xb47/0x1310 [ 296.549970][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 296.931483][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 296.936926][ T26] ? __kasan_check_write+0x14/0x20 [ 297.211450][ T26] ? atomic_dec_and_mutex_lock+0x190/0x190 [ 297.217414][ T26] schedule+0x13c/0x1d0 [ 297.471489][ T26] schedule_preempt_disabled+0x13/0x20 [ 297.477201][ T26] __mutex_lock+0x6c0/0xc50 [ 297.751425][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 297.758328][ T26] ? cap_capable+0x19c/0x220 [ 298.031469][ T26] __mutex_lock_slowpath+0xe/0x10 [ 298.036957][ T26] mutex_lock+0xcf/0xe0 [ 298.301490][ T26] ? mutex_trylock+0xa0/0xa0 [ 298.306220][ T26] ? ns_capable+0x8c/0xf0 [ 298.310655][ T26] ? netlink_net_capable+0x125/0x160 [ 298.671455][ T26] rtnetlink_rcv_msg+0x4b7/0xb90 [ 298.676525][ T26] ? rtnetlink_bind+0x80/0x80 [ 298.911443][ T26] ? arch_stack_walk+0xee/0x140 [ 298.916356][ T26] ? stack_trace_save+0x98/0xe0 [ 298.921299][ T26] ? stack_trace_snprint+0xf0/0xf0 [ 299.341426][ T26] ? memcpy+0x56/0x70 [ 299.345467][ T26] ? avc_has_perm+0x234/0x360 [ 299.350274][ T26] ? __kasan_slab_alloc+0xbd/0xf0 [ 299.711432][ T26] ? slab_post_alloc_hook+0x5d/0x2f0 [ 299.716770][ T26] ? __x64_sys_sendto+0xe5/0x100 [ 299.961418][ T26] ? avc_has_perm_noaudit+0x240/0x240 [ 299.966840][ T26] ? selinux_nlmsg_lookup+0x3de/0x4a0 [ 300.241451][ T26] netlink_rcv_skb+0x1e0/0x430 [ 300.246453][ T26] ? rtnetlink_bind+0x80/0x80 [ 300.491422][ T26] ? netlink_ack+0xb80/0xb80 [ 300.496142][ T26] ? __netlink_lookup+0x387/0x3b0 [ 300.501242][ T26] rtnetlink_rcv+0x1c/0x20 [ 300.871441][ T26] netlink_unicast+0x876/0xa40 [ 300.876902][ T26] netlink_sendmsg+0x88d/0xb30 [ 301.181454][ T26] ? netlink_getsockopt+0x530/0x530 [ 301.186704][ T26] ? security_socket_sendmsg+0x82/0xa0 [ 301.421454][ T26] __sys_sendto+0x41d/0x580 [ 301.426006][ T26] ? __ia32_sys_getpeername+0x90/0x90 [ 301.721462][ T26] ? ____fput+0x15/0x20 [ 301.725797][ T26] __x64_sys_sendto+0xe5/0x100 [ 301.730702][ T26] do_syscall_64+0x31/0x40 [ 302.071465][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 302.077398][ T26] RIP: 0033:0x7fb98fcca583 [ 302.321435][ T26] RSP: 002b:00007ffcc0a406c8 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 302.330259][ T26] RAX: ffffffffffffffda RBX: 00007fb990a4d620 RCX: 00007fb98fcca583 [ 302.771454][ T26] RDX: 0000000000000028 RSI: 00007fb990a4d670 RDI: 0000000000000003 [ 302.779756][ T26] RBP: 0000000000000001 R08: 00007ffcc0a406e4 R09: 000000000000000c [ 303.211423][ T26] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 303.219720][ T26] R13: 0000000000000000 R14: 00007fb990a4d670 R15: 0000000000000000 [ 303.621471][ T26] INFO: task syz-executor:362 blocked for more than 135 seconds. [ 303.629762][ T26] Not tainted syzkaller #0 [ 304.011437][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 304.020783][ T26] task:syz-executor state:D stack: 0 pid: 362 ppid: 358 flags:0x10004000 [ 304.501424][ T26] Call Trace: [ 304.505085][ T26] __schedule+0xb47/0x1310 [ 304.509693][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 304.881447][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 304.886955][ T26] ? __kasan_check_write+0x14/0x20 [ 305.141474][ T26] ? atomic_dec_and_mutex_lock+0x190/0x190 [ 305.147863][ T26] schedule+0x13c/0x1d0 [ 305.441430][ T26] schedule_preempt_disabled+0x13/0x20 [ 305.447298][ T26] __mutex_lock+0x6c0/0xc50 [ 305.741433][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 305.748596][ T26] ? cap_capable+0x19c/0x220 [ 306.041478][ T26] __mutex_lock_slowpath+0xe/0x10 [ 306.047189][ T26] mutex_lock+0xcf/0xe0 [ 306.051357][ T26] ? mutex_trylock+0xa0/0xa0 [ 306.421443][ T26] ? ns_capable+0x8c/0xf0 [ 306.425839][ T26] ? netlink_net_capable+0x125/0x160 [ 306.701473][ T26] rtnetlink_rcv_msg+0x4b7/0xb90 [ 306.706882][ T26] ? rtnetlink_bind+0x80/0x80 [ 306.951458][ T26] ? arch_stack_walk+0xee/0x140 [ 306.956731][ T26] ? stack_trace_save+0x98/0xe0 [ 307.231438][ T26] ? stack_trace_snprint+0xf0/0xf0 [ 307.236802][ T26] ? memcpy+0x56/0x70 [ 307.240985][ T26] ? avc_has_perm+0x234/0x360 [ 307.621441][ T26] ? __kasan_slab_alloc+0xbd/0xf0 [ 307.626947][ T26] ? slab_post_alloc_hook+0x5d/0x2f0 [ 307.881452][ T26] ? __x64_sys_sendto+0xe5/0x100 [ 307.886654][ T26] ? avc_has_perm_noaudit+0x240/0x240 [ 308.191429][ T26] ? selinux_nlmsg_lookup+0x3de/0x4a0 [ 308.197157][ T26] netlink_rcv_skb+0x1e0/0x430 [ 308.431856][ T26] ? rtnetlink_bind+0x80/0x80 [ 308.436816][ T26] ? netlink_ack+0xb80/0xb80 [ 308.721460][ T26] ? __netlink_lookup+0x387/0x3b0 [ 308.726533][ T26] rtnetlink_rcv+0x1c/0x20 [ 308.731227][ T26] netlink_unicast+0x876/0xa40 [ 309.071422][ T26] netlink_sendmsg+0x88d/0xb30 [ 309.076332][ T26] ? netlink_getsockopt+0x530/0x530 [ 309.351432][ T26] ? security_socket_sendmsg+0x82/0xa0 [ 309.356942][ T26] __sys_sendto+0x41d/0x580 [ 309.621416][ T26] ? __ia32_sys_getpeername+0x90/0x90 [ 309.627100][ T26] ? ____fput+0x15/0x20 [ 309.861420][ T26] __x64_sys_sendto+0xe5/0x100 [ 309.866403][ T26] do_syscall_64+0x31/0x40 [ 309.871014][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 310.261412][ T26] RIP: 0033:0x7ff187a5b583 [ 310.266043][ T26] RSP: 002b:00007ffe2d75a4b8 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 310.591456][ T26] RAX: ffffffffffffffda RBX: 00007ff1887de620 RCX: 00007ff187a5b583 [ 310.599524][ T26] RDX: 0000000000000028 RSI: 00007ff1887de670 RDI: 0000000000000003 [ 311.041650][ T26] RBP: 0000000000000001 R08: 00007ffe2d75a4d4 R09: 000000000000000c [ 311.050038][ T26] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 311.482553][ T26] R13: 0000000000000000 R14: 00007ff1887de670 R15: 0000000000000000 [ 311.701421][ T26] INFO: task syz-executor:363 blocked for more than 143 seconds. [ 311.709362][ T26] Not tainted syzkaller #0 [ 312.041450][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 312.050519][ T26] task:syz-executor state:D stack: 0 pid: 363 ppid: 360 flags:0x10004000 [ 312.491441][ T26] Call Trace: [ 312.495075][ T26] __schedule+0xb47/0x1310 [ 312.499500][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 312.911412][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 312.916673][ T26] ? __kasan_check_write+0x14/0x20 [ 313.151440][ T26] ? atomic_dec_and_mutex_lock+0x190/0x190 [ 313.157597][ T26] schedule+0x13c/0x1d0 [ 313.431486][ T26] schedule_preempt_disabled+0x13/0x20 [ 313.437135][ T26] __mutex_lock+0x6c0/0xc50 [ 313.711420][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 313.718354][ T26] ? sched_clock_cpu+0x1b/0x3d0 [ 314.021417][ T26] ? cap_capable+0x19c/0x220 [ 314.026083][ T26] __mutex_lock_slowpath+0xe/0x10 [ 314.031207][ T26] mutex_lock+0xcf/0xe0 [ 314.381420][ T26] ? mutex_trylock+0xa0/0xa0 [ 314.386340][ T26] ? ns_capable+0x8c/0xf0 [ 314.391311][ T26] ? netlink_net_capable+0x125/0x160 [ 314.771420][ T26] rtnetlink_rcv_msg+0x4b7/0xb90 [ 314.776505][ T26] ? rtnetlink_bind+0x80/0x80 [ 315.011440][ T26] ? memcpy+0x56/0x70 [ 315.015484][ T26] ? avc_has_perm+0x234/0x360 [ 315.020288][ T26] ? avc_has_perm_noaudit+0x240/0x240 [ 315.391434][ T26] ? selinux_nlmsg_lookup+0x3de/0x4a0 [ 315.397137][ T26] netlink_rcv_skb+0x1e0/0x430 [ 315.671464][ T26] ? rtnetlink_bind+0x80/0x80 [ 315.676300][ T26] ? netlink_ack+0xb80/0xb80 [ 315.680931][ T26] ? __netlink_lookup+0x387/0x3b0 [ 316.071432][ T26] rtnetlink_rcv+0x1c/0x20 [ 316.076075][ T26] netlink_unicast+0x876/0xa40 [ 316.080940][ T26] netlink_sendmsg+0x88d/0xb30 [ 316.421474][ T26] ? netlink_getsockopt+0x530/0x530 [ 316.426741][ T26] ? security_socket_sendmsg+0x82/0xa0 [ 316.741415][ T26] __sys_sendto+0x41d/0x580 [ 316.746231][ T26] ? __ia32_sys_getpeername+0x90/0x90 [ 317.021437][ T26] ? ____fput+0x15/0x20 [ 317.025644][ T26] __x64_sys_sendto+0xe5/0x100 [ 317.030594][ T26] do_syscall_64+0x31/0x40 [ 317.371444][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 317.377830][ T26] RIP: 0033:0x7f6b64ca8583 [ 317.671404][ T26] RSP: 002b:00007ffe2cfbdb78 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 317.680593][ T26] RAX: ffffffffffffffda RBX: 00007f6b65a2b620 RCX: 00007f6b64ca8583 [ 318.131430][ T26] RDX: 0000000000000040 RSI: 00007f6b65a2b670 RDI: 0000000000000003 [ 318.139829][ T26] RBP: 0000000000000001 R08: 00007ffe2cfbdb94 R09: 000000000000000c [ 318.541403][ T26] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 318.549465][ T26] R13: 0000000000000000 R14: 00007f6b65a2b670 R15: 0000000000000000 [ 318.961469][ T26] INFO: task syz-executor:366 blocked for more than 150 seconds. [ 318.969502][ T26] Not tainted syzkaller #0 [ 319.311396][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 319.320481][ T26] task:syz-executor state:D stack: 0 pid: 366 ppid: 364 flags:0x10004000 [ 319.781453][ T26] Call Trace: [ 319.784887][ T26] __schedule+0xb47/0x1310 [ 319.789448][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 320.181413][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 320.186762][ T26] ? __kasan_check_write+0x14/0x20 [ 320.451420][ T26] ? atomic_dec_and_mutex_lock+0x190/0x190 [ 320.457274][ T26] schedule+0x13c/0x1d0 [ 320.701439][ T26] schedule_preempt_disabled+0x13/0x20 [ 320.706955][ T26] __mutex_lock+0x6c0/0xc50 [ 320.971443][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 320.978260][ T26] ? cap_capable+0x19c/0x220 [ 321.281456][ T26] __mutex_lock_slowpath+0xe/0x10 [ 321.286531][ T26] mutex_lock+0xcf/0xe0 [ 321.290774][ T26] ? mutex_trylock+0xa0/0xa0 [ 321.641405][ T26] ? ns_capable+0x8c/0xf0 [ 321.645887][ T26] ? netlink_net_capable+0x125/0x160 [ 321.651311][ T26] rtnetlink_rcv_msg+0x4b7/0xb90 [ 322.031413][ T26] ? rtnetlink_bind+0x80/0x80 [ 322.036615][ T26] ? arch_stack_walk+0xee/0x140 [ 322.281714][ T26] ? stack_trace_save+0x98/0xe0 [ 322.287256][ T26] ? stack_trace_snprint+0xf0/0xf0 [ 322.571430][ T26] ? memcpy+0x56/0x70 [ 322.575561][ T26] ? avc_has_perm+0x234/0x360 [ 322.580523][ T26] ? __kasan_slab_alloc+0xbd/0xf0 [ 322.921443][ T26] ? slab_post_alloc_hook+0x5d/0x2f0 [ 322.927658][ T26] ? __x64_sys_sendto+0xe5/0x100 [ 323.211435][ T26] ? avc_has_perm_noaudit+0x240/0x240 [ 323.216949][ T26] ? selinux_nlmsg_lookup+0x3de/0x4a0 [ 323.511431][ T26] netlink_rcv_skb+0x1e0/0x430 [ 323.516249][ T26] ? rtnetlink_bind+0x80/0x80 [ 323.521030][ T26] ? netlink_ack+0xb80/0xb80 [ 323.851424][ T26] ? __netlink_lookup+0x387/0x3b0 [ 323.856597][ T26] rtnetlink_rcv+0x1c/0x20 [ 323.861196][ T26] netlink_unicast+0x876/0xa40 [ 324.271432][ T26] netlink_sendmsg+0x88d/0xb30 [ 324.276433][ T26] ? netlink_getsockopt+0x530/0x530 [ 324.491431][ T26] ? security_socket_sendmsg+0x82/0xa0 [ 324.497131][ T26] __sys_sendto+0x41d/0x580 [ 324.781446][ T26] ? __ia32_sys_getpeername+0x90/0x90 [ 324.786961][ T26] ? ____fput+0x15/0x20 [ 325.061453][ T26] __x64_sys_sendto+0xe5/0x100 [ 325.066448][ T26] do_syscall_64+0x31/0x40 [ 325.071026][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 325.431429][ T26] RIP: 0033:0x7fcfff07d583 [ 325.436075][ T26] RSP: 002b:00007ffec4178f78 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 325.781400][ T26] RAX: ffffffffffffffda RBX: 00007fcfffe00620 RCX: 00007fcfff07d583 [ 325.789520][ T26] RDX: 000000000000002c RSI: 00007fcfffe00670 RDI: 0000000000000003 [ 326.211437][ T26] RBP: 0000000000000001 R08: 00007ffec4178f94 R09: 000000000000000c [ 326.219791][ T26] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 326.651419][ T26] R13: 0000000000000000 R14: 00007fcfffe00670 R15: 0000000000000000 [ 326.871412][ T26] INFO: task kworker/0:24:401 blocked for more than 158 seconds. [ 326.879266][ T26] Not tainted syzkaller #0 [ 327.201416][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 327.210431][ T26] task:kworker/0:24 state:D stack: 0 pid: 401 ppid: 2 flags:0x10004000 [ 327.661452][ T26] Workqueue: ipv6_addrconf addrconf_dad_work [ 327.667826][ T26] Call Trace: [ 327.671129][ T26] __schedule+0xb47/0x1310 [ 328.041456][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 328.047637][ T26] ? _raw_spin_unlock_irq+0x4e/0x70 [ 328.351443][ T26] ? wq_worker_sleeping+0x196/0x200 [ 328.356773][ T26] schedule+0x13c/0x1d0 [ 328.361247][ T26] schedule_preempt_disabled+0x13/0x20 [ 328.751647][ T26] __mutex_lock+0x6c0/0xc50 [ 328.756208][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 329.061433][ T26] ? check_preempt_wakeup+0x3c0/0xb10 [ 329.067365][ T26] __mutex_lock_slowpath+0xe/0x10 [ 329.341429][ T26] mutex_lock+0xcf/0xe0 [ 329.346080][ T26] ? mutex_trylock+0xa0/0xa0 [ 329.350844][ T26] ? __kasan_check_read+0x11/0x20 [ 329.691413][ T26] rtnl_lock+0x15/0x20 [ 329.695614][ T26] addrconf_dad_work+0xc4/0x1410 [ 329.700570][ T26] ? ttwu_do_activate+0x1e2/0x2b0 [ 330.081463][ T26] ? ipv6_get_saddr_eval+0xf70/0xf70 [ 330.086819][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 330.371403][ T26] ? _raw_spin_lock+0xe0/0xe0 [ 330.376325][ T26] ? __kasan_check_read+0x11/0x20 [ 330.611464][ T26] ? read_word_at_a_time+0x12/0x20 [ 330.616737][ T26] ? strscpy+0x9b/0x290 [ 330.621321][ T26] process_one_work+0x6e1/0xba0 [ 331.031410][ T26] worker_thread+0xa6a/0x13b0 [ 331.036150][ T26] kthread+0x346/0x3d0 [ 331.040330][ T26] ? worker_clr_flags+0x190/0x190 [ 331.381432][ T26] ? kthread_blkcg+0xd0/0xd0 [ 331.387063][ T26] ret_from_fork+0x1f/0x30 [ 331.661461][ T26] NMI backtrace for cpu 0 [ 331.665950][ T26] CPU: 0 PID: 26 Comm: khungtaskd Not tainted syzkaller #0 [ 331.673255][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 331.683499][ T26] Call Trace: [ 331.686904][ T26] __dump_stack+0x21/0x24 [ 331.691595][ T26] dump_stack_lvl+0x169/0x1d8 [ 331.696366][ T26] ? show_regs_print_info+0x18/0x18 [ 331.701584][ T26] ? sched_show_task+0x324/0x4a0 [ 331.706713][ T26] ? __rcu_read_unlock+0xa0/0xa0 [ 331.711854][ T26] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 331.718078][ T26] dump_stack+0x15/0x1c [ 331.722276][ T26] nmi_trigger_cpumask_backtrace+0x27f/0x2c0 [ 331.728433][ T26] arch_trigger_cpumask_backtrace+0x10/0x20 [ 331.734547][ T26] watchdog+0xe2e/0xf70 [ 331.738899][ T26] ? hungtask_pm_notify+0x50/0x50 [ 331.743932][ T26] ? __kasan_check_read+0x11/0x20 [ 331.749050][ T26] ? __kthread_parkme+0xb9/0x1c0 [ 331.754188][ T26] kthread+0x346/0x3d0 [ 331.758354][ T26] ? hungtask_pm_notify+0x50/0x50 [ 331.763683][ T26] ? kthread_blkcg+0xd0/0xd0 [ 331.768294][ T26] ret_from_fork+0x1f/0x30 [ 331.772929][ T26] Sending NMI from CPU 0 to CPUs 1: [ 331.778781][ C1] NMI backtrace for cpu 1 [ 331.778786][ C1] CPU: 1 PID: 387 Comm: syz.0.17 Not tainted syzkaller #0 [ 331.778790][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 331.778793][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x30/0x60 [ 331.778801][ C1] Code: 45 08 65 48 8b 0d f0 c8 9e 7e 65 8b 15 f5 c8 9e 7e f7 c2 00 01 ff 00 74 11 f7 c2 00 01 00 00 74 35 83 b9 dc 0a 00 00 00 74 2c <8b> 91 b8 0a 00 00 83 fa 02 75 21 48 8b 91 c0 0a 00 00 48 8b 32 48 [ 331.778805][ C1] RSP: 0018:ffffc90000e77b00 EFLAGS: 00000246 [ 331.778812][ C1] RAX: ffffffff8251c219 RBX: 0000000080000000 RCX: ffff8881297c62c0 [ 331.778816][ C1] RDX: 0000000080000000 RSI: 0000000080000000 RDI: ffffc90000e77bc0 [ 331.778820][ C1] RBP: ffffc90000e77b00 R08: dffffc0000000000 R09: ffffed10252f8c59 [ 331.778823][ C1] R10: ffffed10252f8c59 R11: 1ffff110252f8c58 R12: dffffc0000000000 [ 331.778827][ C1] R13: 1ffff920001cef74 R14: 00007ffe0dfacdc0 R15: 00007ffe0dfacdc0 [ 331.778831][ C1] FS: 000055558120c500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 331.778834][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 331.778838][ C1] CR2: 0000000000000000 CR3: 000000011173f000 CR4: 00000000003506a0 [ 331.778842][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 331.778845][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 331.778848][ C1] Call Trace: [ 331.778850][ C1] should_fail_usercopy+0x9/0x20 [ 331.778853][ C1] copy_fpstate_to_sigframe+0x86b/0xb40 [ 331.778856][ C1] ? fpregs_set+0x540/0x540 [ 331.778859][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 331.778862][ C1] ? get_signal+0x1238/0x12e0 [ 331.778864][ C1] ? fpu__alloc_mathframe+0x88/0x150 [ 331.778867][ C1] arch_do_signal_or_restart+0x5c7/0x10f0 [ 331.778870][ C1] ? KSTK_ESP+0x60/0x60 [ 331.778873][ C1] ? __ia32_sys_rt_sigreturn+0x6c0/0x6c0 [ 331.778876][ C1] ? __bpf_trace_sys_enter+0x62/0x70 [ 331.778878][ C1] exit_to_user_mode_loop+0xa2/0xe0 [ 331.778881][ C1] exit_to_user_mode_prepare+0x76/0xa0 [ 331.778884][ C1] syscall_exit_to_user_mode+0x1d/0x40 [ 331.778887][ C1] do_syscall_64+0x3d/0x40 [ 331.778890][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 331.778892][ C1] RIP: 0033:0x7fd6b8258749 [ 331.778900][ C1] 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 [ 331.778903][ C1] RSP: 002b:00007ffe0dfad1b8 EFLAGS: 00000246 [ 331.778909][ C1] RAX: 0000000000000000 RBX: 00007fd6b84aefa8 RCX: 00007fd6b8258749 [ 331.778912][ C1] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fd6b84aefac [ 331.778916][ C1] RBP: 0000000000000000 R08: 00265e79fa2a75ac R09: 000000070dfad4af [ 331.778919][ C1] R10: 0000000000000005 R11: 0000000000000246 R12: 00007fd6b84aefac [ 331.778923][ C1] R13: 00007fd6b84aefa0 R14: 0000000000000095 R15: 0000000000000003 [ 355.151849][ T26] INFO: task kworker/u4:0:7 blocked for more than 186 seconds. [ 355.160080][ T26] Not tainted syzkaller #0 [ 355.341439][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 355.681648][ T26] task:kworker/u4:0 state:D stack: 0 pid: 7 ppid: 2 flags:0x10004000 [ 355.901420][ T26] Workqueue: netns cleanup_net [ 355.906415][ T26] Call Trace: [ 355.910111][ T26] __schedule+0xb47/0x1310 [ 356.251427][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 356.257394][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 356.571426][ T26] ? __kasan_check_write+0x14/0x20 [ 356.577407][ T26] ? kthread_data+0x50/0xc0 [ 356.831408][ T26] ? wq_worker_sleeping+0x60/0x200 [ 356.841078][ T26] schedule+0x13c/0x1d0 [ 357.341484][ T26] schedule_preempt_disabled+0x13/0x20 [ 357.349176][ T26] __mutex_lock+0x6c0/0xc50 [ 357.781407][ T26] ? sock_alloc_inode+0xb0/0xb0 [ 357.787194][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 358.121439][ T26] ? slab_free_freelist_hook+0xc5/0x190 [ 358.128347][ T26] __mutex_lock_slowpath+0xe/0x10 [ 358.431445][ T26] mutex_lock+0xcf/0xe0 [ 358.436625][ T26] ? mutex_trylock+0xa0/0xa0 [ 358.701404][ T26] rtnl_lock+0x15/0x20 [ 358.706604][ T26] bpf_exit_net+0x32/0x150 [ 358.711294][ T26] ? bpf_init_net+0x1f0/0x1f0 [ 359.061474][ T26] cleanup_net+0x5fb/0xb70 [ 359.066614][ T26] ? __kasan_check_write+0x14/0x20 [ 359.391422][ T26] ? ops_init+0x4a0/0x4a0 [ 359.396234][ T26] ? read_word_at_a_time+0x12/0x20 [ 359.671420][ T26] ? strscpy+0x9b/0x290 [ 359.675903][ T26] process_one_work+0x6e1/0xba0 [ 359.680972][ T26] worker_thread+0xa6a/0x13b0 [ 360.011423][ T26] kthread+0x346/0x3d0 [ 360.015640][ T26] ? worker_clr_flags+0x190/0x190 [ 360.020932][ T26] ? kthread_blkcg+0xd0/0xd0 [ 360.431421][ T26] ret_from_fork+0x1f/0x30 [ 360.601425][ T26] INFO: task jbd2/sda1-8:58 blocked for more than 171 seconds. [ 360.609877][ T26] Not tainted syzkaller #0 [ 360.941411][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 361.221433][ T26] task:jbd2/sda1-8 state:D stack: 0 pid: 58 ppid: 2 flags:0x10004000 [ 361.231034][ T26] Call Trace: [ 361.571398][ T26] __schedule+0xb47/0x1310 [ 361.576632][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 361.861459][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 361.867157][ T26] ? _raw_spin_lock+0xe0/0xe0 [ 362.101422][ T26] ? guard_bio_eod+0x11e/0x190 [ 362.107401][ T26] schedule+0x13c/0x1d0 [ 362.361448][ T26] io_schedule+0x84/0xe0 [ 362.367781][ T26] bit_wait_io+0x13/0xd0 [ 362.731401][ T26] out_of_line_wait_on_bit+0x15a/0x200 [ 362.738835][ T26] ? bit_wait+0xd0/0xd0 [ 363.091414][ T26] ? __wait_on_bit+0x180/0x180 [ 363.097320][ T26] ? bit_waitqueue+0x30/0x30 [ 363.371435][ T26] ? _raw_write_trylock+0x140/0x140 [ 363.378212][ T26] __wait_on_buffer+0x77/0x80 [ 363.681409][ T26] jbd2_journal_commit_transaction+0x36f2/0x5830 [ 363.688236][ T26] ? jbd2_journal_finish_inode_data_buffers+0xb0/0xb0 [ 364.061445][ T26] ? compat_start_thread+0x80/0x80 [ 364.067154][ T26] ? psi_task_change+0x1fe/0x330 [ 364.341399][ T26] ? __kasan_check_write+0x14/0x20 [ 364.346654][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 364.621443][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 364.626948][ T26] ? _raw_spin_lock+0xe0/0xe0 [ 364.911450][ T26] ? detach_if_pending+0xf4/0x300 [ 364.918448][ T26] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 365.341449][ T26] ? del_timer_sync+0x144/0x1a0 [ 365.347207][ T26] kjournald2+0x44c/0x860 [ 365.591396][ T26] ? jbd2_seq_info_show+0x5c0/0x5c0 [ 365.597550][ T26] ? io_schedule+0xe0/0xe0 [ 365.871435][ T26] ? __kasan_check_read+0x11/0x20 [ 365.876683][ T26] ? __kthread_parkme+0xb9/0x1c0 [ 366.151453][ T26] kthread+0x346/0x3d0 [ 366.156043][ T26] ? jbd2_seq_info_show+0x5c0/0x5c0 [ 366.411399][ T26] ? kthread_blkcg+0xd0/0xd0 [ 366.416297][ T26] ret_from_fork+0x1f/0x30 [ 366.661471][ T26] INFO: task syz-executor:359 blocked for more than 198 seconds. [ 366.669937][ T26] Not tainted syzkaller #0 [ 367.011379][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 367.020720][ T26] task:syz-executor state:D stack: 0 pid: 359 ppid: 357 flags:0x10004000 [ 367.511401][ T26] Call Trace: [ 367.515434][ T26] __schedule+0xb47/0x1310 [ 367.520555][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 367.901453][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 367.907362][ T26] ? __kasan_check_write+0x14/0x20 [ 368.201446][ T26] ? atomic_dec_and_mutex_lock+0x190/0x190 [ 368.207823][ T26] schedule+0x13c/0x1d0 [ 368.471402][ T26] schedule_preempt_disabled+0x13/0x20 [ 368.477089][ T26] __mutex_lock+0x6c0/0xc50 [ 368.761436][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 368.768780][ T26] ? cap_capable+0x19c/0x220 [ 369.071426][ T26] __mutex_lock_slowpath+0xe/0x10 [ 369.077390][ T26] mutex_lock+0xcf/0xe0 [ 369.311443][ T26] ? mutex_trylock+0xa0/0xa0 [ 369.316425][ T26] ? ns_capable+0x8c/0xf0 [ 369.321052][ T26] ? netlink_net_capable+0x125/0x160 [ 369.701451][ T26] rtnetlink_rcv_msg+0x4b7/0xb90 [ 369.707062][ T26] ? rtnetlink_bind+0x80/0x80 [ 370.011438][ T26] ? arch_stack_walk+0xee/0x140 [ 370.016389][ T26] ? stack_trace_save+0x98/0xe0 [ 370.241391][ T26] ? stack_trace_snprint+0xf0/0xf0 [ 370.246845][ T26] ? memcpy+0x56/0x70 [ 370.250946][ T26] ? avc_has_perm+0x234/0x360 [ 370.641420][ T26] ? __kasan_slab_alloc+0xbd/0xf0 [ 370.646867][ T26] ? slab_post_alloc_hook+0x5d/0x2f0 [ 370.921426][ T26] ? __x64_sys_sendto+0xe5/0x100 [ 370.926521][ T26] ? avc_has_perm_noaudit+0x240/0x240 [ 371.201415][ T26] ? selinux_nlmsg_lookup+0x3de/0x4a0 [ 371.207619][ T26] netlink_rcv_skb+0x1e0/0x430 [ 371.501604][ T26] ? rtnetlink_bind+0x80/0x80 [ 371.506768][ T26] ? netlink_ack+0xb80/0xb80 [ 371.751417][ T26] ? __netlink_lookup+0x387/0x3b0 [ 371.756677][ T26] rtnetlink_rcv+0x1c/0x20 [ 371.761296][ T26] netlink_unicast+0x876/0xa40 [ 372.131448][ T26] netlink_sendmsg+0x88d/0xb30 [ 372.136466][ T26] ? netlink_getsockopt+0x530/0x530 [ 372.401389][ T26] ? security_socket_sendmsg+0x82/0xa0 [ 372.406894][ T26] __sys_sendto+0x41d/0x580 [ 372.651388][ T26] ? __ia32_sys_getpeername+0x90/0x90 [ 372.657081][ T26] ? ____fput+0x15/0x20 [ 372.921393][ T26] __x64_sys_sendto+0xe5/0x100 [ 372.926491][ T26] do_syscall_64+0x31/0x40 [ 372.931123][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 373.321405][ T26] RIP: 0033:0x7fb98fcca583 [ 373.326063][ T26] RSP: 002b:00007ffcc0a406c8 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 373.671433][ T26] RAX: ffffffffffffffda RBX: 00007fb990a4d620 RCX: 00007fb98fcca583 [ 373.679861][ T26] RDX: 0000000000000028 RSI: 00007fb990a4d670 RDI: 0000000000000003 [ 374.121436][ T26] RBP: 0000000000000001 R08: 00007ffcc0a406e4 R09: 000000000000000c [ 374.129686][ T26] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 374.571655][ T26] R13: 0000000000000000 R14: 00007fb990a4d670 R15: 0000000000000000 [ 374.771397][ T26] INFO: task syz-executor:362 blocked for more than 206 seconds. [ 374.779659][ T26] Not tainted syzkaller #0 [ 375.121394][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 375.130647][ T26] task:syz-executor state:D stack: 0 pid: 362 ppid: 358 flags:0x10004000 [ 375.631391][ T26] Call Trace: [ 375.635117][ T26] __schedule+0xb47/0x1310 [ 375.639626][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 376.021393][ T26] ? __mutex_add_waiter+0xc7/0x270 [ 376.026848][ T26] ? __kasan_check_write+0x14/0x20 [ 376.301446][ T26] ? atomic_dec_and_mutex_lock+0x190/0x190 [ 376.307422][ T26] schedule+0x13c/0x1d0 [ 376.551448][ T26] schedule_preempt_disabled+0x13/0x20 [ 376.557074][ T26] __mutex_lock+0x6c0/0xc50 [ 376.811430][ T26] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 376.818784][ T26] ? cap_capable+0x19c/0x220 [ 377.141413][ T26] __mutex_lock_slowpath+0xe/0x10 [ 377.148261][ T26] mutex_lock+0xcf/0xe0 [ 377.451427][ T26] ? mutex_trylock+0xa0/0xa0 [ 377.456091][ T26] ? ns_capable+0x8c/0xf0 [ 377.460541][ T26] ? netlink_net_capable+0x125/0x160 [ 377.811427][ T26] rtnetlink_rcv_msg+0x4b7/0xb90 [ 377.816799][ T26] ? rtnetlink_bind+0x80/0x80 [ 378.121392][ T26] ? arch_stack_walk+0xee/0x140 [ 378.126294][ T26] ? stack_trace_save+0x98/0xe0 [ 378.131145][ T26] ? stack_trace_snprint+0xf0/0xf0 [ 378.521441][ T26] ? memcpy+0x56/0x70 [ 378.525491][ T26] ? avc_has_perm+0x234/0x360 [ 378.530176][ T26] ? __kasan_slab_alloc+0xbd/0xf0 [ 378.871439][ T26] ? slab_post_alloc_hook+0x5d/0x2f0 [ 378.877140][ T26] ? __x64_sys_sendto+0xe5/0x100 [ 379.161442][ T26] ? avc_has_perm_noaudit+0x240/0x240 [ 379.167080][ T26] ? selinux_nlmsg_lookup+0x3de/0x4a0 [ 379.451427][ T26] netlink_rcv_skb+0x1e0/0x430 [ 379.456415][ T26] ? rtnetlink_bind+0x80/0x80 [ 379.461269][ T26] ? netlink_ack+0xb80/0xb80 [ 379.801444][ T26] ? __netlink_lookup+0x387/0x3b0 [ 379.806622][ T26] rtnetlink_rcv+0x1c/0x20 [ 379.811279][ T26] netlink_unicast+0x876/0xa40 [ 380.221398][ T26] netlink_sendmsg+0x88d/0xb30 [ 380.226224][ T26] ? netlink_getsockopt+0x530/0x530 [ 380.471388][ T26] ? security_socket_sendmsg+0x82/0xa0 [ 380.476900][ T26] __sys_sendto+0x41d/0x580 [ 380.721426][ T26] ? __ia32_sys_getpeername+0x90/0x90 [ 380.727125][ T26] ? ____fput+0x15/0x20 [ 381.021389][ T26] __x64_sys_sendto+0xe5/0x100 [ 381.026506][ T26] do_syscall_64+0x31/0x40 [ 381.031101][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 381.391381][ T26] RIP: 0033:0x7ff187a5b583 [ 381.395947][ T26] RSP: 002b:00007ffe2d75a4b8 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 381.751378][ T26] RAX: ffffffffffffffda RBX: 00007ff1887de620 RCX: 00007ff187a5b583 [ 381.759749][ T26] RDX: 0000000000000028 RSI: 00007ff1887de670 RDI: 0000000000000003 [ 382.151380][ T26] RBP: 0000000000000001 R08: 00007ffe2d75a4d4 R09: 000000000000000c [ 382.159415][ T26] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 382.581405][ T26] R13: 0000000000000000 R14: 00007ff1887de670 R15: 0000000000000000 [ 382.791416][ T26] NMI backtrace for cpu 0 [ 382.796070][ T26] CPU: 0 PID: 26 Comm: khungtaskd Not tainted syzkaller #0 [ 382.803626][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 382.814244][ T26] Call Trace: [ 382.817652][ T26] __dump_stack+0x21/0x24 [ 382.822095][ T26] dump_stack_lvl+0x169/0x1d8 [ 382.827241][ T26] ? show_regs_print_info+0x18/0x18 [ 382.832710][ T26] ? sched_show_task+0x324/0x4a0 [ 382.838229][ T26] ? __rcu_read_unlock+0xa0/0xa0 [ 382.843812][ T26] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 382.850185][ T26] dump_stack+0x15/0x1c [ 382.854713][ T26] nmi_trigger_cpumask_backtrace+0x27f/0x2c0 [ 382.860987][ T26] arch_trigger_cpumask_backtrace+0x10/0x20 [ 382.867267][ T26] watchdog+0xe2e/0xf70 [ 382.871609][ T26] ? hungtask_pm_notify+0x50/0x50 [ 382.876814][ T26] ? __kasan_check_read+0x11/0x20 [ 382.881940][ T26] ? __kthread_parkme+0xb9/0x1c0 [ 382.887578][ T26] kthread+0x346/0x3d0 [ 382.891835][ T26] ? hungtask_pm_notify+0x50/0x50 [ 382.896949][ T26] ? kthread_blkcg+0xd0/0xd0 [ 382.901744][ T26] ret_from_fork+0x1f/0x30 [ 382.906344][ T26] Sending NMI from CPU 0 to CPUs 1: [ 382.911818][ C1] NMI backtrace for cpu 1 [ 382.911822][ C1] CPU: 1 PID: 387 Comm: syz.0.17 Not tainted syzkaller #0 [ 382.911827][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 382.911830][ C1] RIP: 0010:get_signal+0x1176/0x12e0 [ 382.911837][ C1] Code: 8c 73 fe ff ff e8 ea e7 5f 00 48 8b 7d d0 e9 65 fe ff ff e8 5c f9 25 00 e9 a3 00 00 00 e8 52 f9 25 00 45 31 ed e9 8d 00 00 00 20 00 00 00 48 8b bd 78 ff ff ff 4c 89 fe e8 a6 ea 5f 00 49 8d [ 382.911841][ C1] RSP: 0018:ffffc90000e77be8 EFLAGS: 00000012 [ 382.911848][ C1] RAX: 0000000000000002 RBX: 00007fd6b81166e0 RCX: 0000000000000007 [ 382.911852][ C1] RDX: ffffffff813da1cd RSI: ffffffff862e5810 RDI: 00007fd6b81166e0 [ 382.911856][ C1] RBP: ffffc90000e77cd0 R08: ffff8881297c62c0 R09: 0000000000000002 [ 382.911859][ C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ffff11025388044 [ 382.911863][ C1] R13: 0000000000000011 R14: 0000000000000010 R15: ffff888129c40220 [ 382.911867][ C1] FS: 000055558120c500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 382.911870][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 382.911874][ C1] CR2: 0000000000000000 CR3: 000000011173f000 CR4: 00000000003506a0 [ 382.911878][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 382.911881][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 382.911884][ C1] Call Trace: [ 382.911887][ C1] arch_do_signal_or_restart+0xbf/0x10f0 [ 382.911889][ C1] ? __ia32_sys_rt_sigreturn+0x5e7/0x6c0 [ 382.911892][ C1] ? bpf_do_trace_printk+0x240/0x240 [ 382.911895][ C1] ? KSTK_ESP+0x60/0x60 [ 382.911898][ C1] ? __ia32_sys_rt_sigreturn+0x6c0/0x6c0 [ 382.911900][ C1] ? __bpf_trace_sys_enter+0x62/0x70 [ 382.911903][ C1] exit_to_user_mode_loop+0xa2/0xe0 [ 382.911906][ C1] exit_to_user_mode_prepare+0x76/0xa0 [ 382.911909][ C1] syscall_exit_to_user_mode+0x1d/0x40 [ 382.911911][ C1] do_syscall_64+0x3d/0x40 [ 382.911914][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 382.911917][ C1] RIP: 0033:0x7fd6b8258749 [ 382.911924][ C1] 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 [ 382.911927][ C1] RSP: 002b:00007ffe0dfad1b8 EFLAGS: 00000246 [ 382.911933][ C1] RAX: 0000000000000000 RBX: 00007fd6b84aefa8 RCX: 00007fd6b8258749 [ 382.911937][ C1] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fd6b84aefac [ 382.911940][ C1] RBP: 0000000000000000 R08: 00265e79fa2a75ac R09: 000000070dfad4af [ 382.911944][ C1] R10: 0000000000000005 R11: 0000000000000246 R12: 00007fd6b84aefac [ 382.911948][ C1] R13: 00007fd6b84aefa0 R14: 0000000000000095 R15: 0000000000000003