Warning: Permanently added '10.128.1.200' (ED25519) to the list of known hosts. 2025/09/06 22:53:23 parsed 1 programs [ 128.410707][ T36] audit: type=1400 audit(1757199203.330:64): avc: denied { node_bind } for pid=289 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 129.875359][ T36] audit: type=1400 audit(1757199204.790:65): avc: denied { mounton } for pid=297 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 [ 129.876848][ T297] cgroup: Unknown subsys name 'net' [ 129.898843][ T36] audit: type=1400 audit(1757199204.800:66): avc: denied { mount } for pid=297 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 [ 129.926294][ T36] audit: type=1400 audit(1757199204.820:67): avc: denied { unmount } for pid=297 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 129.926516][ T297] cgroup: Unknown subsys name 'devices' [ 130.107665][ T297] cgroup: Unknown subsys name 'hugetlb' [ 130.113336][ T297] cgroup: Unknown subsys name 'rlimit' [ 130.257474][ T36] audit: type=1400 audit(1757199205.180:68): avc: denied { setattr } for pid=297 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=190 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 130.281150][ T36] audit: type=1400 audit(1757199205.180:69): avc: denied { create } for pid=297 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 130.301678][ T36] audit: type=1400 audit(1757199205.180:70): avc: denied { write } for pid=297 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 130.313007][ T299] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 130.322201][ T36] audit: type=1400 audit(1757199205.180:71): avc: denied { read } for pid=297 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 130.351022][ T36] audit: type=1400 audit(1757199205.180:72): avc: denied { sys_module } for pid=297 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 130.372112][ T36] audit: type=1400 audit(1757199205.180:73): avc: denied { mounton } for pid=297 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 130.401754][ T297] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 131.346488][ T302] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 131.705084][ T329] bridge0: port 1(bridge_slave_0) entered blocking state [ 131.712246][ T329] bridge0: port 1(bridge_slave_0) entered disabled state [ 131.719605][ T329] bridge_slave_0: entered allmulticast mode [ 131.726268][ T329] bridge_slave_0: entered promiscuous mode [ 131.732766][ T329] bridge0: port 2(bridge_slave_1) entered blocking state [ 131.739868][ T329] bridge0: port 2(bridge_slave_1) entered disabled state [ 131.747277][ T329] bridge_slave_1: entered allmulticast mode [ 131.753527][ T329] bridge_slave_1: entered promiscuous mode [ 131.808939][ T329] bridge0: port 2(bridge_slave_1) entered blocking state [ 131.816029][ T329] bridge0: port 2(bridge_slave_1) entered forwarding state [ 131.823326][ T329] bridge0: port 1(bridge_slave_0) entered blocking state [ 131.830409][ T329] bridge0: port 1(bridge_slave_0) entered forwarding state [ 131.851027][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 131.858797][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 131.868353][ T313] bridge0: port 1(bridge_slave_0) entered blocking state [ 131.875436][ T313] bridge0: port 1(bridge_slave_0) entered forwarding state [ 131.885470][ T313] bridge0: port 2(bridge_slave_1) entered blocking state [ 131.892617][ T313] bridge0: port 2(bridge_slave_1) entered forwarding state [ 131.919482][ T329] veth0_vlan: entered promiscuous mode [ 131.931184][ T329] veth1_macvtap: entered promiscuous mode [ 132.107634][ T13] bridge_slave_1: left allmulticast mode [ 132.113336][ T13] bridge_slave_1: left promiscuous mode [ 132.119480][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 132.127759][ T13] bridge_slave_0: left allmulticast mode [ 132.133426][ T13] bridge_slave_0: left promiscuous mode [ 132.139487][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 132.288947][ T13] veth1_macvtap: left promiscuous mode [ 132.294511][ T13] veth0_vlan: left promiscuous mode 2025/09/06 22:53:27 executed programs: 0 [ 132.840697][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 132.847782][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 132.854840][ T371] bridge_slave_0: entered allmulticast mode [ 132.861228][ T371] bridge_slave_0: entered promiscuous mode [ 132.867687][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 132.874739][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 132.882043][ T371] bridge_slave_1: entered allmulticast mode [ 132.888382][ T371] bridge_slave_1: entered promiscuous mode [ 132.940781][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 132.948016][ T371] bridge0: port 2(bridge_slave_1) entered forwarding state [ 132.955455][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 132.962595][ T371] bridge0: port 1(bridge_slave_0) entered forwarding state [ 132.983562][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 132.991166][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 133.000684][ T313] bridge0: port 1(bridge_slave_0) entered blocking state [ 133.008080][ T313] bridge0: port 1(bridge_slave_0) entered forwarding state [ 133.017357][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 133.024450][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 133.050151][ T371] veth0_vlan: entered promiscuous mode [ 133.061847][ T371] veth1_macvtap: entered promiscuous mode [ 148.146730][ T384] bridge0: port 1(bridge_slave_0) entered blocking state [ 148.154014][ T384] bridge0: port 1(bridge_slave_0) entered disabled state [ 148.161710][ T384] bridge_slave_0: entered allmulticast mode [ 148.168112][ T384] bridge_slave_0: entered promiscuous mode [ 148.174492][ T384] bridge0: port 2(bridge_slave_1) entered blocking state [ 148.181766][ T384] bridge0: port 2(bridge_slave_1) entered disabled state [ 148.189307][ T384] bridge_slave_1: entered allmulticast mode [ 148.196071][ T384] bridge_slave_1: entered promiscuous mode [ 148.247390][ T384] bridge0: port 2(bridge_slave_1) entered blocking state [ 148.254457][ T384] bridge0: port 2(bridge_slave_1) entered forwarding state [ 148.261822][ T384] bridge0: port 1(bridge_slave_0) entered blocking state [ 148.269093][ T384] bridge0: port 1(bridge_slave_0) entered forwarding state 2025/09/06 22:53:43 executed programs: 3 [ 148.310228][ T384] veth0_vlan: entered promiscuous mode [ 148.321280][ T384] veth1_macvtap: entered promiscuous mode [ 163.406096][ T400] bridge0: port 1(bridge_slave_0) entered blocking state [ 163.413173][ T400] bridge0: port 1(bridge_slave_0) entered disabled state [ 163.420556][ T400] bridge_slave_0: entered allmulticast mode [ 163.427127][ T400] bridge_slave_0: entered promiscuous mode [ 163.433643][ T400] bridge0: port 2(bridge_slave_1) entered blocking state [ 163.440750][ T400] bridge0: port 2(bridge_slave_1) entered disabled state [ 163.447848][ T400] bridge_slave_1: entered allmulticast mode [ 163.454150][ T400] bridge_slave_1: entered promiscuous mode [ 163.503165][ T400] bridge0: port 2(bridge_slave_1) entered blocking state [ 163.510259][ T400] bridge0: port 2(bridge_slave_1) entered forwarding state [ 163.517740][ T400] bridge0: port 1(bridge_slave_0) entered blocking state [ 163.524994][ T400] bridge0: port 1(bridge_slave_0) entered forwarding state [ 163.547430][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 163.554783][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 163.565338][ T313] bridge0: port 1(bridge_slave_0) entered blocking state [ 163.572406][ T313] bridge0: port 1(bridge_slave_0) entered forwarding state [ 163.581421][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 163.588501][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/09/06 22:53:58 executed programs: 4 [ 163.614603][ T400] veth0_vlan: entered promiscuous mode [ 163.625696][ T400] veth1_macvtap: entered promiscuous mode [ 163.764931][ T36] kauditd_printk_skb: 34 callbacks suppressed [ 163.764949][ T36] audit: type=1400 audit(1757199238.680:108): avc: denied { unmount } for pid=400 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 178.867718][ T418] bridge0: port 1(bridge_slave_0) entered blocking state [ 178.874790][ T418] bridge0: port 1(bridge_slave_0) entered disabled state [ 178.882281][ T418] bridge_slave_0: entered allmulticast mode [ 178.888981][ T418] bridge_slave_0: entered promiscuous mode [ 178.895619][ T418] bridge0: port 2(bridge_slave_1) entered blocking state [ 178.902668][ T418] bridge0: port 2(bridge_slave_1) entered disabled state [ 178.909794][ T418] bridge_slave_1: entered allmulticast mode [ 178.916102][ T418] bridge_slave_1: entered promiscuous mode [ 178.968506][ T418] bridge0: port 2(bridge_slave_1) entered blocking state [ 178.975617][ T418] bridge0: port 2(bridge_slave_1) entered forwarding state [ 178.982907][ T418] bridge0: port 1(bridge_slave_0) entered blocking state [ 178.990095][ T418] bridge0: port 1(bridge_slave_0) entered forwarding state [ 179.012010][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 179.019401][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 179.030024][ T313] bridge0: port 1(bridge_slave_0) entered blocking state [ 179.037120][ T313] bridge0: port 1(bridge_slave_0) entered forwarding state [ 179.046433][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.053488][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/09/06 22:54:14 executed programs: 7 [ 179.079703][ T418] veth0_vlan: entered promiscuous mode [ 179.091270][ T418] veth1_macvtap: entered promiscuous mode [ 194.177013][ T433] bridge0: port 1(bridge_slave_0) entered blocking state [ 194.184594][ T433] bridge0: port 1(bridge_slave_0) entered disabled state [ 194.191978][ T433] bridge_slave_0: entered allmulticast mode [ 194.198419][ T433] bridge_slave_0: entered promiscuous mode [ 194.204836][ T433] bridge0: port 2(bridge_slave_1) entered blocking state [ 194.211942][ T433] bridge0: port 2(bridge_slave_1) entered disabled state [ 194.219046][ T433] bridge_slave_1: entered allmulticast mode [ 194.225972][ T433] bridge_slave_1: entered promiscuous mode [ 194.275494][ T433] bridge0: port 2(bridge_slave_1) entered blocking state [ 194.282543][ T433] bridge0: port 2(bridge_slave_1) entered forwarding state [ 194.289858][ T433] bridge0: port 1(bridge_slave_0) entered blocking state [ 194.296956][ T433] bridge0: port 1(bridge_slave_0) entered forwarding state [ 194.318966][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 194.326593][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 194.336553][ T313] bridge0: port 1(bridge_slave_0) entered blocking state [ 194.344042][ T313] bridge0: port 1(bridge_slave_0) entered forwarding state [ 194.353630][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 194.360711][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/09/06 22:54:29 executed programs: 8 [ 194.387348][ T433] veth0_vlan: entered promiscuous mode [ 194.398651][ T433] veth1_macvtap: entered promiscuous mode [ 209.486010][ T448] bridge0: port 1(bridge_slave_0) entered blocking state [ 209.493085][ T448] bridge0: port 1(bridge_slave_0) entered disabled state [ 209.500435][ T448] bridge_slave_0: entered allmulticast mode [ 209.506808][ T448] bridge_slave_0: entered promiscuous mode [ 209.513341][ T448] bridge0: port 2(bridge_slave_1) entered blocking state [ 209.520431][ T448] bridge0: port 2(bridge_slave_1) entered disabled state [ 209.527596][ T448] bridge_slave_1: entered allmulticast mode [ 209.533842][ T448] bridge_slave_1: entered promiscuous mode [ 209.582136][ T448] bridge0: port 2(bridge_slave_1) entered blocking state [ 209.589233][ T448] bridge0: port 2(bridge_slave_1) entered forwarding state [ 209.596568][ T448] bridge0: port 1(bridge_slave_0) entered blocking state [ 209.603608][ T448] bridge0: port 1(bridge_slave_0) entered forwarding state [ 209.626447][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 209.633750][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 209.643529][ T313] bridge0: port 1(bridge_slave_0) entered blocking state [ 209.651054][ T313] bridge0: port 1(bridge_slave_0) entered forwarding state [ 209.660296][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 209.667365][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/09/06 22:54:44 executed programs: 9 [ 209.693665][ T448] veth0_vlan: entered promiscuous mode [ 209.705037][ T448] veth1_macvtap: entered promiscuous mode [ 224.790397][ T463] bridge0: port 1(bridge_slave_0) entered blocking state [ 224.797816][ T463] bridge0: port 1(bridge_slave_0) entered disabled state [ 224.804888][ T463] bridge_slave_0: entered allmulticast mode [ 224.811373][ T463] bridge_slave_0: entered promiscuous mode [ 224.817930][ T463] bridge0: port 2(bridge_slave_1) entered blocking state [ 224.825009][ T463] bridge0: port 2(bridge_slave_1) entered disabled state [ 224.832366][ T463] bridge_slave_1: entered allmulticast mode [ 224.839057][ T463] bridge_slave_1: entered promiscuous mode [ 224.890298][ T463] bridge0: port 2(bridge_slave_1) entered blocking state [ 224.897405][ T463] bridge0: port 2(bridge_slave_1) entered forwarding state [ 224.904810][ T463] bridge0: port 1(bridge_slave_0) entered blocking state [ 224.911945][ T463] bridge0: port 1(bridge_slave_0) entered forwarding state [ 224.934218][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 224.942145][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 224.953093][ T313] bridge0: port 1(bridge_slave_0) entered blocking state [ 224.960192][ T313] bridge0: port 1(bridge_slave_0) entered forwarding state [ 224.970093][ T313] bridge0: port 2(bridge_slave_1) entered blocking state [ 224.977209][ T313] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/09/06 22:54:59 executed programs: 10 [ 225.004773][ T463] veth0_vlan: entered promiscuous mode [ 225.017189][ T463] veth1_macvtap: entered promiscuous mode [ 240.114109][ T478] bridge0: port 1(bridge_slave_0) entered blocking state [ 240.121322][ T478] bridge0: port 1(bridge_slave_0) entered disabled state [ 240.129070][ T478] bridge_slave_0: entered allmulticast mode [ 240.135503][ T478] bridge_slave_0: entered promiscuous mode [ 240.141917][ T478] bridge0: port 2(bridge_slave_1) entered blocking state [ 240.149226][ T478] bridge0: port 2(bridge_slave_1) entered disabled state [ 240.156586][ T478] bridge_slave_1: entered allmulticast mode [ 240.163184][ T478] bridge_slave_1: entered promiscuous mode [ 240.228273][ T478] bridge0: port 2(bridge_slave_1) entered blocking state [ 240.235443][ T478] bridge0: port 2(bridge_slave_1) entered forwarding state [ 240.242717][ T478] bridge0: port 1(bridge_slave_0) entered blocking state [ 240.249871][ T478] bridge0: port 1(bridge_slave_0) entered forwarding state [ 240.273185][ T313] bridge0: port 1(bridge_slave_0) entered disabled state [ 240.280623][ T313] bridge0: port 2(bridge_slave_1) entered disabled state [ 240.293773][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 240.300994][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 240.311104][ T313] bridge0: port 2(bridge_slave_1) entered blocking state [ 240.318314][ T313] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/09/06 22:55:15 executed programs: 11 [ 240.348607][ T478] veth0_vlan: entered promiscuous mode [ 240.360691][ T478] veth1_macvtap: entered promiscuous mode [ 255.453205][ T493] bridge0: port 1(bridge_slave_0) entered blocking state [ 255.460585][ T493] bridge0: port 1(bridge_slave_0) entered disabled state [ 255.467989][ T493] bridge_slave_0: entered allmulticast mode [ 255.474384][ T493] bridge_slave_0: entered promiscuous mode [ 255.480985][ T493] bridge0: port 2(bridge_slave_1) entered blocking state [ 255.488120][ T493] bridge0: port 2(bridge_slave_1) entered disabled state [ 255.495373][ T493] bridge_slave_1: entered allmulticast mode [ 255.501648][ T493] bridge_slave_1: entered promiscuous mode [ 255.552951][ T493] bridge0: port 2(bridge_slave_1) entered blocking state [ 255.560139][ T493] bridge0: port 2(bridge_slave_1) entered forwarding state [ 255.567488][ T493] bridge0: port 1(bridge_slave_0) entered blocking state [ 255.574547][ T493] bridge0: port 1(bridge_slave_0) entered forwarding state [ 255.597019][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 255.604430][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 255.614957][ T313] bridge0: port 1(bridge_slave_0) entered blocking state [ 255.622044][ T313] bridge0: port 1(bridge_slave_0) entered forwarding state [ 255.631332][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 255.638490][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/09/06 22:55:30 executed programs: 12 [ 255.664484][ T493] veth0_vlan: entered promiscuous mode [ 255.677857][ T493] veth1_macvtap: entered promiscuous mode [ 270.387760][ T37] INFO: task kworker/0:2:339 blocked for more than 122 seconds. [ 270.395688][ T37] Not tainted syzkaller #0 [ 270.400672][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 270.409715][ T37] task:kworker/0:2 state:D stack:0 pid:339 tgid:339 ppid:2 flags:0x00004000 [ 270.420209][ T37] Workqueue: events p9_write_work [ 270.425377][ T37] Call Trace: [ 270.428671][ T37] [ 270.431604][ T37] __schedule+0x1322/0x1df0 [ 270.436155][ T37] ? __sched_text_start+0x10/0x10 [ 270.441192][ T37] ? _raw_spin_lock_irq+0x8d/0x120 [ 270.446348][ T37] ? kick_pool+0xb9/0x550 [ 270.450697][ T37] ? _raw_spin_unlock_irq+0x45/0x70 [ 270.455939][ T37] ? wq_worker_sleeping+0x1a0/0x260 [ 270.461156][ T37] schedule+0xc6/0x240 [ 270.465270][ T37] schedule_preempt_disabled+0x14/0x30 [ 270.470871][ T37] __mutex_lock+0x81e/0x1b50 [ 270.475518][ T37] ? __ww_mutex_lock_interruptible_slowpath+0x30/0x30 [ 270.482331][ T37] ? _copy_to_iter+0x1312/0x14b0 [ 270.487348][ T37] ? __cfi___update_load_avg_cfs_rq+0x10/0x10 [ 270.493446][ T37] ? update_curr+0x4e4/0xaa0 [ 270.498101][ T37] __mutex_lock_slowpath+0xe/0x20 [ 270.503152][ T37] mutex_lock+0x102/0x1c0 [ 270.507596][ T37] ? __cfi_mutex_lock+0x10/0x10 [ 270.512503][ T37] pipe_write+0x134/0x18a0 [ 270.517028][ T37] ? avc_has_perm_noaudit+0x268/0x360 [ 270.522444][ T37] ? __asan_memcpy+0x5a/0x80 [ 270.527108][ T37] ? avc_has_perm_noaudit+0x286/0x360 [ 270.532600][ T37] ? avc_has_perm+0x144/0x220 [ 270.537357][ T37] ? __cfi_avc_has_perm+0x10/0x10 [ 270.542471][ T37] ? __cfi_pipe_write+0x10/0x10 [ 270.547610][ T37] ? check_preempt_wakeup_fair+0x886/0xae0 [ 270.553456][ T37] ? ttwu_do_activate+0x630/0x630 [ 270.558568][ T37] ? __cfi_pipe_write+0x10/0x10 [ 270.563448][ T37] __kernel_write_iter+0x395/0x830 [ 270.568631][ T37] ? __cfi_pipe_write+0x10/0x10 [ 270.573504][ T37] ? __cfi___kernel_write_iter+0x10/0x10 [ 270.579187][ T37] ? __asan_memset+0x39/0x50 [ 270.583847][ T37] ? iov_iter_kvec+0xc0/0x180 [ 270.588658][ T37] kernel_write+0x2e6/0x6b0 [ 270.593206][ T37] ? __cfi_kernel_write+0x10/0x10 [ 270.598306][ T37] ? __cfi__raw_spin_lock+0x10/0x10 [ 270.603541][ T37] ? __switch_to_asm+0x3d/0x70 [ 270.608384][ T37] p9_write_work+0x551/0xd30 [ 270.612995][ T37] process_scheduled_works+0x7d5/0x1020 [ 270.618625][ T37] worker_thread+0xc58/0x1250 [ 270.623324][ T37] ? schedule+0xc6/0x240 [ 270.627757][ T37] kthread+0x2c7/0x370 [ 270.631861][ T37] ? __cfi_worker_thread+0x10/0x10 [ 270.637020][ T37] ? __cfi_kthread+0x10/0x10 [ 270.641639][ T37] ret_from_fork+0x64/0xa0 [ 270.646271][ T37] ? __cfi_kthread+0x10/0x10 [ 270.650879][ T37] ret_from_fork_asm+0x1a/0x30 [ 270.655697][ T37] [ 270.658808][ T37] NMI backtrace for cpu 1 [ 270.658825][ T37] CPU: 1 UID: 0 PID: 37 Comm: khungtaskd Not tainted syzkaller #0 3aa8e93a75ec4fb080c21ea51d8727149e6cfac5 [ 270.658846][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 270.658856][ T37] Call Trace: [ 270.658861][ T37] [ 270.658867][ T37] __dump_stack+0x21/0x30 [ 270.658890][ T37] dump_stack_lvl+0x10c/0x190 [ 270.658911][ T37] ? __cfi_dump_stack_lvl+0x10/0x10 [ 270.658933][ T37] dump_stack+0x19/0x20 [ 270.658953][ T37] nmi_cpu_backtrace+0x2bf/0x2d0 [ 270.658976][ T37] ? rcu_read_unlock_special+0xab/0x480 [ 270.658996][ T37] ? __cfi_nmi_cpu_backtrace+0x10/0x10 [ 270.659018][ T37] ? sched_show_task+0x379/0x560 [ 270.659038][ T37] ? __rcu_read_unlock+0xc0/0xc0 [ 270.659056][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 270.659076][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 270.659096][ T37] nmi_trigger_cpumask_backtrace+0x142/0x2c0 [ 270.659120][ T37] arch_trigger_cpumask_backtrace+0x14/0x20 [ 270.659139][ T37] watchdog+0xd8f/0xed0 [ 270.659161][ T37] ? __cfi_watchdog+0x10/0x10 [ 270.659182][ T37] ? __kasan_check_read+0x15/0x20 [ 270.659204][ T37] ? __kthread_parkme+0x138/0x180 [ 270.659218][ T37] ? schedule+0xc6/0x240 [ 270.659233][ T37] kthread+0x2c7/0x370 [ 270.659248][ T37] ? __cfi_watchdog+0x10/0x10 [ 270.659268][ T37] ? __cfi_kthread+0x10/0x10 [ 270.659283][ T37] ret_from_fork+0x64/0xa0 [ 270.659313][ T37] ? __cfi_kthread+0x10/0x10 [ 270.659329][ T37] ret_from_fork_asm+0x1a/0x30 [ 270.659353][ T37] [ 270.659358][ T37] Sending NMI from CPU 1 to CPUs 0: [ 270.819802][ C0] NMI backtrace for cpu 0 [ 270.819817][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 3aa8e93a75ec4fb080c21ea51d8727149e6cfac5 [ 270.819838][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 270.819848][ C0] RIP: 0010:asm_sysvec_call_function_single+0x0/0x30 [ 270.819878][ C0] Code: ca fc 6a ff e8 e1 04 00 00 48 89 c4 48 8d 6c 24 01 48 89 e7 e8 71 29 ec ff e9 0c 06 00 00 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 0f 01 ca fc 6a ff e8 b1 04 00 00 48 89 c4 48 8d 6c 24 [ 270.819891][ C0] RSP: 0018:ffffffff87207d78 EFLAGS: 000000c6 [ 270.819906][ C0] RAX: ffff8881f6e00000 RBX: ffffffff87215540 RCX: ffffffff858c50ae [ 270.819919][ C0] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 000000000002ed24 [ 270.819929][ C0] RBP: ffffffff87207da0 R08: ffff8881f6e39733 R09: 1ffff1103edc72e6 [ 270.819941][ C0] R10: dffffc0000000000 R11: ffffed103edc72e7 R12: 1ffffffff0e42aa8 [ 270.819953][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff87cb0b28 [ 270.819964][ C0] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 270.819977][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 270.819988][ C0] CR2: 00007fd817b911b8 CR3: 00000000072a8000 CR4: 00000000003526b0 [ 270.820003][ C0] Call Trace: [ 270.820008][ C0] [ 270.820014][ C0] ? pv_native_safe_halt+0x17/0x20 [ 270.820036][ C0] default_idle+0x17/0x30 [ 270.820057][ C0] arch_cpu_idle+0xd/0x20 [ 270.820077][ C0] default_idle_call+0x3f/0x80 [ 270.820098][ C0] do_idle+0x1a0/0x470 [ 270.820115][ C0] ? idle_inject_timer_fn+0x80/0x80 [ 270.820131][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 270.820147][ C0] ? radix_tree_lookup+0x250/0x2a0 [ 270.820163][ C0] cpu_startup_entry+0x48/0x70 [ 270.820179][ C0] rest_init+0x10b/0x130 [ 270.820200][ C0] ? __cfi_x86_late_time_init+0x10/0x10 [ 270.820216][ C0] start_kernel+0x46a/0x4bb [ 270.820237][ C0] x86_64_start_reservations+0x2e/0x30 [ 270.820261][ C0] x86_64_start_kernel+0x6a/0x7b [ 270.820284][ C0] common_startup_64+0x13b/0x157 [ 270.820307][ C0] [ 271.037433][ T508] bridge0: port 1(bridge_slave_0) entered blocking state [ 271.044502][ T508] bridge0: port 1(bridge_slave_0) entered disabled state [ 271.051644][ T508] bridge_slave_0: entered allmulticast mode [ 271.057987][ T508] bridge_slave_0: entered promiscuous mode [ 271.064406][ T508] bridge0: port 2(bridge_slave_1) entered blocking state [ 271.071497][ T508] bridge0: port 2(bridge_slave_1) entered disabled state [ 271.078627][ T508] bridge_slave_1: entered allmulticast mode [ 271.084911][ T508] bridge_slave_1: entered promiscuous mode [ 271.138044][ T508] bridge0: port 2(bridge_slave_1) entered blocking state [ 271.145229][ T508] bridge0: port 2(bridge_slave_1) entered forwarding state [ 271.152494][ T508] bridge0: port 1(bridge_slave_0) entered blocking state [ 271.159559][ T508] bridge0: port 1(bridge_slave_0) entered forwarding state [ 271.181456][ T313] bridge0: port 1(bridge_slave_0) entered disabled state [ 271.189005][ T313] bridge0: port 2(bridge_slave_1) entered disabled state [ 271.199483][ T313] bridge0: port 1(bridge_slave_0) entered blocking state [ 271.206586][ T313] bridge0: port 1(bridge_slave_0) entered forwarding state [ 271.216336][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 271.223447][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/09/06 22:55:46 executed programs: 13 [ 271.250271][ T508] veth0_vlan: entered promiscuous mode [ 271.261555][ T508] veth1_macvtap: entered promiscuous mode