Warning: Permanently added '10.128.1.254' (ED25519) to the list of known hosts. 2026/01/07 16:05:35 parsed 1 programs [ 254.714525][ T24] audit: type=1400 audit(1767801935.460:64): 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 [ 254.736776][ T24] audit: type=1400 audit(1767801935.460:65): 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 [ 254.764343][ T24] audit: type=1400 audit(1767801935.460:66): 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 [ 255.994716][ T24] audit: type=1400 audit(1767801936.740:67): 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 [ 255.997365][ T284] cgroup: Unknown subsys name 'net' [ 256.028374][ T24] audit: type=1400 audit(1767801936.740:68): 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 [ 256.071379][ T24] audit: type=1400 audit(1767801936.790:69): 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 [ 256.072020][ T284] cgroup: Unknown subsys name 'devices' [ 256.269250][ T284] cgroup: Unknown subsys name 'hugetlb' [ 256.280448][ T284] cgroup: Unknown subsys name 'rlimit' [ 256.469697][ T24] audit: type=1400 audit(1767801937.220:70): 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 [ 256.503922][ T24] audit: type=1400 audit(1767801937.220:71): 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 [ 256.532333][ T24] audit: type=1400 audit(1767801937.220:72): 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 [ 256.541662][ T286] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 256.572074][ T24] audit: type=1400 audit(1767801937.220:73): 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 [ 256.614734][ T284] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 257.186991][ T292] request_module fs-gadgetfs succeeded, but still no fs? [ 257.260578][ T292] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 258.062833][ T327] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.080240][ T327] bridge0: port 1(bridge_slave_0) entered disabled state [ 258.094313][ T327] device bridge_slave_0 entered promiscuous mode [ 258.105990][ T327] bridge0: port 2(bridge_slave_1) entered blocking state [ 258.117428][ T327] bridge0: port 2(bridge_slave_1) entered disabled state [ 258.132992][ T327] device bridge_slave_1 entered promiscuous mode [ 258.256063][ T327] bridge0: port 2(bridge_slave_1) entered blocking state [ 258.266706][ T327] bridge0: port 2(bridge_slave_1) entered forwarding state [ 258.276994][ T327] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.289809][ T327] bridge0: port 1(bridge_slave_0) entered forwarding state [ 258.332148][ T48] bridge0: port 1(bridge_slave_0) entered disabled state [ 258.344375][ T48] bridge0: port 2(bridge_slave_1) entered disabled state [ 258.360655][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 258.370290][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 258.387894][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 258.402899][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.419167][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 258.437514][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 258.453302][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 258.463886][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 258.483403][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 258.495412][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 258.515420][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 258.541623][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 258.553734][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 258.565981][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 258.589718][ T327] device veth0_vlan entered promiscuous mode [ 258.605135][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 258.617459][ T327] device veth1_macvtap entered promiscuous mode [ 258.630486][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 258.663927][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/01/07 16:05:39 executed programs: 0 [ 258.914802][ T356] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.924074][ T356] bridge0: port 1(bridge_slave_0) entered disabled state [ 258.934980][ T356] device bridge_slave_0 entered promiscuous mode [ 258.961424][ T356] bridge0: port 2(bridge_slave_1) entered blocking state [ 258.970486][ T356] bridge0: port 2(bridge_slave_1) entered disabled state [ 258.981778][ T356] device bridge_slave_1 entered promiscuous mode [ 258.990878][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.998888][ T354] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.008585][ T354] device bridge_slave_0 entered promiscuous mode [ 259.017918][ T357] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.026621][ T357] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.038857][ T357] device bridge_slave_0 entered promiscuous mode [ 259.047336][ T357] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.054480][ T357] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.062123][ T357] device bridge_slave_1 entered promiscuous mode [ 259.099250][ T354] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.107378][ T354] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.115274][ T354] device bridge_slave_1 entered promiscuous mode [ 259.204816][ T360] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.212622][ T360] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.220928][ T360] device bridge_slave_0 entered promiscuous mode [ 259.230246][ T360] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.237933][ T360] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.245648][ T360] device bridge_slave_1 entered promiscuous mode [ 259.348650][ T359] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.356556][ T359] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.364354][ T359] device bridge_slave_0 entered promiscuous mode [ 259.389734][ T359] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.396839][ T359] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.404726][ T359] device bridge_slave_1 entered promiscuous mode [ 259.495767][ T360] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.503984][ T360] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.512211][ T360] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.520625][ T360] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.556668][ T344] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.565624][ T344] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.573983][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 259.583501][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 259.603407][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 259.612045][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 259.648996][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 259.662908][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 259.673759][ T344] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.685292][ T344] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.717767][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 259.728327][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 259.738103][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 259.750456][ T344] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.760364][ T344] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.770500][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 259.785501][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 259.794667][ T344] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.805515][ T344] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.816453][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 259.835484][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 259.850117][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 259.862720][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 259.873048][ T344] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.889196][ T344] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.904625][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 259.949284][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 259.965076][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 259.984850][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 260.001621][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 260.030949][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 260.042012][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 260.056838][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 260.067520][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 260.080453][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 260.095095][ T344] bridge0: port 1(bridge_slave_0) entered blocking state [ 260.109391][ T344] bridge0: port 1(bridge_slave_0) entered forwarding state [ 260.122477][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 260.137269][ T344] bridge0: port 1(bridge_slave_0) entered blocking state [ 260.147669][ T344] bridge0: port 1(bridge_slave_0) entered forwarding state [ 260.157621][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 260.167858][ T344] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.177079][ T344] bridge0: port 2(bridge_slave_1) entered forwarding state [ 260.187927][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 260.197848][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 260.214224][ T344] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.222109][ T344] bridge0: port 2(bridge_slave_1) entered forwarding state [ 260.238669][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 260.249073][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 260.269173][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 260.311848][ T354] device veth0_vlan entered promiscuous mode [ 260.327450][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 260.348806][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 260.360564][ T344] bridge0: port 1(bridge_slave_0) entered blocking state [ 260.370976][ T344] bridge0: port 1(bridge_slave_0) entered forwarding state [ 260.380114][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 260.393604][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 260.405381][ T344] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.417319][ T344] bridge0: port 2(bridge_slave_1) entered forwarding state [ 260.428192][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 260.440082][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 260.455605][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 260.474266][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 260.490906][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 260.501680][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 260.517844][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 260.530541][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 260.540546][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 260.552748][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 260.571345][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 260.583077][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 260.593659][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 260.610004][ T357] device veth0_vlan entered promiscuous mode [ 260.630292][ T357] device veth1_macvtap entered promiscuous mode [ 260.648268][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 260.662393][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 260.677614][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 260.689588][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 260.699216][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 260.713408][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 260.723225][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 260.736292][ T354] device veth1_macvtap entered promiscuous mode [ 260.766599][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 260.778599][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 260.792038][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 260.809934][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 260.823067][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 260.836910][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 260.851924][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 260.866899][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 260.883256][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 260.899506][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 260.913435][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 260.927382][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 260.945795][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 260.966218][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 260.977295][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 260.991237][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 261.005018][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 261.035787][ T356] device veth0_vlan entered promiscuous mode [ 261.064328][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 261.076261][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 261.094005][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 261.109177][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 261.147544][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 261.165497][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 261.178395][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 261.200592][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 261.216410][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 261.228923][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 261.240887][ T24] kauditd_printk_skb: 31 callbacks suppressed [ 261.240899][ T24] audit: type=1400 audit(1767801941.920:105): avc: denied { map_create } for pid=418 comm="syz.0.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 261.292188][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 261.307108][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 261.324077][ T24] audit: type=1400 audit(1767801941.920:106): avc: denied { map_read map_write } for pid=418 comm="syz.0.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 261.360894][ T359] device veth0_vlan entered promiscuous mode [ 261.384202][ T359] device veth1_macvtap entered promiscuous mode [ 261.402998][ T356] device veth1_macvtap entered promiscuous mode [ 261.413837][ T24] audit: type=1400 audit(1767801941.920:107): avc: denied { prog_load } for pid=418 comm="syz.0.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 261.527175][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 261.597150][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 261.627263][ T24] audit: type=1400 audit(1767801941.920:108): avc: denied { bpf } for pid=418 comm="syz.0.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 261.697485][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 261.777498][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 261.838116][ T24] audit: type=1400 audit(1767801941.920:109): avc: denied { perfmon } for pid=418 comm="syz.0.17" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 261.887715][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 262.027158][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 262.136980][ T24] audit: type=1400 audit(1767801942.210:110): avc: denied { prog_run } for pid=418 comm="syz.0.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 262.218167][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 262.317180][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 262.578675][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 262.987172][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 263.338075][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 263.597932][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 263.877836][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 264.119013][ T344] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 266.037888][ T7] device bridge_slave_1 left promiscuous mode [ 266.046066][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 266.508199][ T7] device bridge_slave_0 left promiscuous mode [ 266.827000][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 267.197145][ T7] device veth1_macvtap left promiscuous mode [ 267.205731][ T7] device veth0_vlan left promiscuous mode [ 408.357096][ T26] INFO: task kworker/u4:0:7 blocked for more than 122 seconds. [ 408.364793][ T26] Not tainted syzkaller #0 [ 408.576846][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 408.585760][ T26] task:kworker/u4:0 state:D stack: 0 pid: 7 ppid: 2 flags:0x10004000 [ 409.196896][ T26] Workqueue: netns cleanup_net [ 409.201861][ T26] Call Trace: [ 409.205178][ T26] __schedule+0xb47/0x1310 [ 409.626862][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 409.632814][ T26] ? __kasan_check_write+0x14/0x20 [ 409.986870][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 409.992481][ T26] ? kthread_data+0x50/0xc0 [ 410.306870][ T26] ? wq_worker_sleeping+0x60/0x200 [ 410.312245][ T26] schedule+0x13c/0x1d0 [ 410.316616][ T26] schedule_timeout+0xa6/0x2d0 [ 410.826898][ T26] ? console_conditional_schedule+0x10/0x10 [ 410.832873][ T26] ? __prepare_to_swait+0xa8/0x130 [ 411.206883][ T26] wait_for_common+0x284/0x430 [ 411.211718][ T26] ? __kasan_check_write+0x14/0x20 [ 411.596862][ T26] ? wait_for_completion+0x20/0x20 [ 411.602039][ T26] ? mutex_lock+0x8c/0xe0 [ 411.606480][ T26] ? flush_workqueue_prep_pwqs+0x43c/0x4a0 [ 412.066865][ T26] wait_for_completion+0x18/0x20 [ 412.072829][ T26] flush_workqueue+0x606/0x13a0 [ 412.416883][ T26] ? flush_work+0x20/0x20 [ 412.421423][ T26] ? rcu_work_rcufn+0x50/0x50 [ 412.426136][ T26] peer_remove_after_dead+0x98/0x1a0 [ 412.946872][ T26] wg_peer_remove_all+0x3e2/0x450 [ 412.951964][ T26] ? peer_remove_after_dead+0x1a0/0x1a0 [ 413.306888][ T26] wg_destruct+0x18e/0x300 [ 413.311367][ T26] ? wg_xmit+0xb10/0xb10 [ 413.315628][ T26] netdev_run_todo+0xaf9/0xd20 [ 413.766845][ T26] ? netdev_refcnt_read+0x1d0/0x1d0 [ 413.772108][ T26] ? unregister_netdevice_queue+0x1aa/0x360 [ 414.126863][ T26] ? list_netdevice+0x4c0/0x4c0 [ 414.132043][ T26] rtnl_unlock+0xe/0x10 [ 414.136215][ T26] default_device_exit_batch+0x335/0x390 [ 414.576868][ T26] ? default_device_exit+0x390/0x390 [ 414.582313][ T26] ? wait_woken+0x180/0x180 [ 414.946857][ T26] ? rtnl_unlock+0xe/0x10 [ 414.951618][ T26] ? default_device_exit+0x390/0x390 [ 415.296901][ T26] cleanup_net+0x5fb/0xb70 [ 415.301380][ T26] ? __kasan_check_write+0x14/0x20 [ 415.306506][ T26] ? ops_init+0x4a0/0x4a0 [ 415.756846][ T26] ? read_word_at_a_time+0x12/0x20 [ 415.762013][ T26] ? strscpy+0x9b/0x290 [ 415.766192][ T26] process_one_work+0x6e1/0xba0 [ 416.196899][ T26] worker_thread+0xa6a/0x13b0 [ 416.201665][ T26] kthread+0x346/0x3d0 [ 416.205885][ T26] ? worker_clr_flags+0x190/0x190 [ 416.716843][ T26] ? kthread_blkcg+0xd0/0xd0 [ 416.721623][ T26] ret_from_fork+0x1f/0x30 [ 416.966857][ T26] INFO: task jbd2/sda1-8:58 blocked for more than 131 seconds. [ 416.974832][ T26] Not tainted syzkaller #0 [ 417.406846][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 417.415696][ T26] task:jbd2/sda1-8 state:D stack: 0 pid: 58 ppid: 2 flags:0x10004000 [ 418.036853][ T26] Call Trace: [ 418.040233][ T26] __schedule+0xb47/0x1310 [ 418.044975][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 418.506872][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 418.512489][ T26] ? _raw_spin_lock+0xe0/0xe0 [ 418.876847][ T26] ? guard_bio_eod+0x11e/0x190 [ 418.881798][ T26] schedule+0x13c/0x1d0 [ 418.886096][ T26] io_schedule+0x84/0xe0 [ 419.306861][ T26] bit_wait_io+0x13/0xd0 [ 419.311171][ T26] out_of_line_wait_on_bit+0x15a/0x200 [ 419.316651][ T26] ? bit_wait+0xd0/0xd0 [ 419.746840][ T26] ? __wait_on_bit+0x180/0x180 [ 419.751751][ T26] ? bit_waitqueue+0x30/0x30 [ 419.756536][ T26] ? _raw_write_trylock+0x140/0x140 [ 420.236848][ T26] __wait_on_buffer+0x77/0x80 [ 420.241723][ T26] jbd2_journal_commit_transaction+0x36f2/0x5830 [ 420.636880][ T26] ? jbd2_journal_finish_inode_data_buffers+0xb0/0xb0 [ 420.643881][ T26] ? psi_group_change+0x7d3/0xe40 [ 421.036867][ T26] ? compat_start_thread+0x80/0x80 [ 421.042053][ T26] ? __kasan_check_write+0x14/0x20 [ 421.386864][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 421.392656][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 421.766847][ T26] ? _raw_spin_lock+0xe0/0xe0 [ 421.771587][ T26] ? detach_if_pending+0xf4/0x300 [ 421.776632][ T26] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 422.276892][ T26] ? del_timer_sync+0x144/0x1a0 [ 422.282195][ T26] kjournald2+0x44c/0x860 [ 422.286692][ T26] ? jbd2_seq_info_show+0x5c0/0x5c0 [ 422.786878][ T26] ? io_schedule+0xe0/0xe0 [ 422.791593][ T26] ? __kasan_check_read+0x11/0x20 [ 422.796649][ T26] ? __kthread_parkme+0xb9/0x1c0 [ 423.296885][ T26] kthread+0x346/0x3d0 [ 423.301107][ T26] ? jbd2_seq_info_show+0x5c0/0x5c0 [ 423.306317][ T26] ? kthread_blkcg+0xd0/0xd0 [ 423.766857][ T26] ret_from_fork+0x1f/0x30 [ 423.916906][ T26] NMI backtrace for cpu 0 [ 423.921328][ T26] CPU: 0 PID: 26 Comm: khungtaskd Not tainted syzkaller #0 [ 423.928629][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 423.938706][ T26] Call Trace: [ 423.942214][ T26] __dump_stack+0x21/0x24 [ 423.946569][ T26] dump_stack_lvl+0x169/0x1d8 [ 423.951450][ T26] ? show_regs_print_info+0x18/0x18 [ 423.956668][ T26] ? sched_show_task+0x324/0x4a0 [ 423.961623][ T26] ? __rcu_read_unlock+0xa0/0xa0 [ 423.967041][ T26] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 423.973182][ T26] dump_stack+0x15/0x1c [ 423.977370][ T26] nmi_trigger_cpumask_backtrace+0x27f/0x2c0 [ 423.983473][ T26] arch_trigger_cpumask_backtrace+0x10/0x20 [ 423.989542][ T26] watchdog+0xe2e/0xf70 [ 423.993722][ T26] ? hungtask_pm_notify+0x50/0x50 [ 423.998762][ T26] ? __kasan_check_read+0x11/0x20 [ 424.003798][ T26] ? __kthread_parkme+0xb9/0x1c0 [ 424.008756][ T26] kthread+0x346/0x3d0 [ 424.012841][ T26] ? hungtask_pm_notify+0x50/0x50 [ 424.017876][ T26] ? kthread_blkcg+0xd0/0xd0 [ 424.022498][ T26] ret_from_fork+0x1f/0x30 [ 424.027030][ T26] Sending NMI from CPU 0 to CPUs 1: [ 424.032560][ C1] NMI backtrace for cpu 1 [ 424.032566][ C1] CPU: 1 PID: 418 Comm: syz.0.17 Not tainted syzkaller #0 [ 424.032572][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 424.032576][ C1] RIP: 0010:bpf_trace_run2+0x9e/0x200 [ 424.032587][ C1] Code: 24 40 48 89 5c 24 48 e8 f0 a7 e3 ff 0f 1f 44 00 00 e8 36 88 f5 ff 49 8d 5e 38 49 83 c6 30 4c 89 f0 48 c1 e8 03 42 80 3c 38 00 <74> 08 4c 89 f7 e8 b8 76 2f 00 48 8d 7c 24 40 48 89 de 41 ff 16 e8 [ 424.032591][ C1] RSP: 0018:ffffc900010b7de0 EFLAGS: 00000246 [ 424.032599][ C1] RAX: 1ffff92000038206 RBX: ffffc900001c1038 RCX: ffff888111fbe2c0 [ 424.032604][ C1] RDX: 0000000000000000 RSI: ffffc900010b7f58 RDI: ffffc900001c1000 [ 424.032609][ C1] RBP: ffffc900010b7ea0 R08: 0000000000000000 R09: 0000000000000000 [ 424.032614][ C1] R10: 0000000000000000 R11: 0000000000000000 R12: ffffc900010b7f58 [ 424.032619][ C1] R13: 1ffff92000216fc0 R14: ffffc900001c1030 R15: dffffc0000000000 [ 424.032624][ C1] FS: 000055555d5cb500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 424.032629][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 424.032633][ C1] CR2: 0000000000000000 CR3: 0000000111fcc000 CR4: 00000000003506a0 [ 424.032638][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 424.032643][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 424.032645][ C1] Call Trace: [ 424.032649][ C1] ? bpf_trace_run1+0x200/0x200 [ 424.032652][ C1] __bpf_trace_sys_enter+0x62/0x70 [ 424.032655][ C1] trace_sys_enter+0x40/0x50 [ 424.032659][ C1] syscall_trace_enter+0x108/0x170 [ 424.032662][ C1] syscall_enter_from_user_mode+0x20/0x30 [ 424.032665][ C1] do_syscall_64+0x13/0x40 [ 424.032669][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 424.032672][ C1] RIP: 0033:0x7fe2ae049829 [ 424.032683][ C1] Code: 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 04 25 [ 424.032687][ C1] RSP: 002b:00007ffe70baf080 EFLAGS: 00000246 ORIG_RAX: 000000000000000f [ 424.032695][ C1] RAX: ffffffffffffffda RBX: 00007fe2ae303fa8 RCX: 00007fe2ae049829 [ 424.032700][ C1] RDX: 00007ffe70baf080 RSI: 00007ffe70baf1b0 RDI: 0000000000000011 [ 424.032705][ C1] RBP: 0000000000000000 R08: 0019a83313a0fd42 R09: 0000000770baf91f [ 424.032710][ C1] R10: 0000000000000005 R11: 0000000000000246 R12: 00007fe2ae303fac [ 424.032715][ C1] R13: 00007fe2ae303fa0 R14: 0000000000000095 R15: 0000000000000003 [ 448.036849][ T26] INFO: task kworker/u4:0:7 blocked for more than 162 seconds. [ 448.044531][ T26] Not tainted syzkaller #0 [ 448.246810][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 448.255647][ T26] task:kworker/u4:0 state:D stack: 0 pid: 7 ppid: 2 flags:0x10004000 [ 448.846854][ T26] Workqueue: netns cleanup_net [ 448.851684][ T26] Call Trace: [ 448.855000][ T26] __schedule+0xb47/0x1310 [ 449.256841][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 449.262799][ T26] ? __kasan_check_write+0x14/0x20 [ 449.636878][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 449.642401][ T26] ? kthread_data+0x50/0xc0 [ 449.986855][ T26] ? wq_worker_sleeping+0x60/0x200 [ 449.992042][ T26] schedule+0x13c/0x1d0 [ 449.996225][ T26] schedule_timeout+0xa6/0x2d0 [ 450.436866][ T26] ? console_conditional_schedule+0x10/0x10 [ 450.442821][ T26] ? __prepare_to_swait+0xa8/0x130 [ 450.806853][ T26] wait_for_common+0x284/0x430 [ 450.811688][ T26] ? __kasan_check_write+0x14/0x20 [ 451.156855][ T26] ? wait_for_completion+0x20/0x20 [ 451.162036][ T26] ? mutex_lock+0x8c/0xe0 [ 451.166388][ T26] ? flush_workqueue_prep_pwqs+0x43c/0x4a0 [ 451.626850][ T26] wait_for_completion+0x18/0x20 [ 451.631850][ T26] flush_workqueue+0x606/0x13a0 [ 451.996835][ T26] ? flush_work+0x20/0x20 [ 452.001230][ T26] ? rcu_work_rcufn+0x50/0x50 [ 452.006008][ T26] peer_remove_after_dead+0x98/0x1a0 [ 452.476838][ T26] wg_peer_remove_all+0x3e2/0x450 [ 452.481922][ T26] ? peer_remove_after_dead+0x1a0/0x1a0 [ 452.786875][ T26] wg_destruct+0x18e/0x300 [ 452.791435][ T26] ? wg_xmit+0xb10/0xb10 [ 452.795688][ T26] netdev_run_todo+0xaf9/0xd20 [ 453.256843][ T26] ? netdev_refcnt_read+0x1d0/0x1d0 [ 453.262195][ T26] ? unregister_netdevice_queue+0x1aa/0x360 [ 453.636848][ T26] ? list_netdevice+0x4c0/0x4c0 [ 453.641762][ T26] rtnl_unlock+0xe/0x10 [ 453.645927][ T26] default_device_exit_batch+0x335/0x390 [ 454.116825][ T26] ? default_device_exit+0x390/0x390 [ 454.122196][ T26] ? wait_woken+0x180/0x180 [ 454.126716][ T26] ? rtnl_unlock+0xe/0x10 [ 454.576852][ T26] ? default_device_exit+0x390/0x390 [ 454.582189][ T26] cleanup_net+0x5fb/0xb70 [ 454.586623][ T26] ? __kasan_check_write+0x14/0x20 [ 455.086858][ T26] ? ops_init+0x4a0/0x4a0 [ 455.091337][ T26] ? read_word_at_a_time+0x12/0x20 [ 455.096473][ T26] ? strscpy+0x9b/0x290 [ 455.516853][ T26] process_one_work+0x6e1/0xba0 [ 455.521877][ T26] worker_thread+0xa6a/0x13b0 [ 455.526592][ T26] kthread+0x346/0x3d0 [ 455.996834][ T26] ? worker_clr_flags+0x190/0x190 [ 456.001918][ T26] ? kthread_blkcg+0xd0/0xd0 [ 456.006520][ T26] ret_from_fork+0x1f/0x30 [ 456.447010][ T26] INFO: task jbd2/sda1-8:58 blocked for more than 170 seconds. [ 456.454690][ T26] Not tainted syzkaller #0 [ 456.896815][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 456.905549][ T26] task:jbd2/sda1-8 state:D stack: 0 pid: 58 ppid: 2 flags:0x10004000 [ 457.486815][ T26] Call Trace: [ 457.490169][ T26] __schedule+0xb47/0x1310 [ 457.494601][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 457.916835][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 457.922359][ T26] ? _raw_spin_lock+0xe0/0xe0 [ 458.277261][ T26] ? guard_bio_eod+0x11e/0x190 [ 458.282097][ T26] schedule+0x13c/0x1d0 [ 458.286262][ T26] io_schedule+0x84/0xe0 [ 458.686831][ T26] bit_wait_io+0x13/0xd0 [ 458.691157][ T26] out_of_line_wait_on_bit+0x15a/0x200 [ 458.696625][ T26] ? bit_wait+0xd0/0xd0 [ 459.136821][ T26] ? __wait_on_bit+0x180/0x180 [ 459.141696][ T26] ? bit_waitqueue+0x30/0x30 [ 459.146314][ T26] ? _raw_write_trylock+0x140/0x140 [ 459.676853][ T26] __wait_on_buffer+0x77/0x80 [ 459.681708][ T26] jbd2_journal_commit_transaction+0x36f2/0x5830 [ 460.046837][ T26] ? jbd2_journal_finish_inode_data_buffers+0xb0/0xb0 [ 460.053672][ T26] ? psi_group_change+0x7d3/0xe40 [ 460.436872][ T26] ? compat_start_thread+0x80/0x80 [ 460.442042][ T26] ? __kasan_check_write+0x14/0x20 [ 460.726832][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 460.732370][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 461.126822][ T26] ? _raw_spin_lock+0xe0/0xe0 [ 461.131563][ T26] ? detach_if_pending+0xf4/0x300 [ 461.136621][ T26] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 461.636849][ T26] ? del_timer_sync+0x144/0x1a0 [ 461.641851][ T26] kjournald2+0x44c/0x860 [ 461.646480][ T26] ? jbd2_seq_info_show+0x5c0/0x5c0 [ 462.136856][ T26] ? io_schedule+0xe0/0xe0 [ 462.141340][ T26] ? __kasan_check_read+0x11/0x20 [ 462.146389][ T26] ? __kthread_parkme+0xb9/0x1c0 [ 462.616826][ T26] kthread+0x346/0x3d0 [ 462.621194][ T26] ? jbd2_seq_info_show+0x5c0/0x5c0 [ 462.626420][ T26] ? kthread_blkcg+0xd0/0xd0 [ 463.096847][ T26] ret_from_fork+0x1f/0x30 [ 463.236889][ T26] NMI backtrace for cpu 0 [ 463.241273][ T26] CPU: 0 PID: 26 Comm: khungtaskd Not tainted syzkaller #0 [ 463.248510][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 463.258675][ T26] Call Trace: [ 463.261987][ T26] __dump_stack+0x21/0x24 [ 463.266330][ T26] dump_stack_lvl+0x169/0x1d8 [ 463.271030][ T26] ? show_regs_print_info+0x18/0x18 [ 463.276327][ T26] ? sched_show_task+0x324/0x4a0 [ 463.281444][ T26] ? __rcu_read_unlock+0xa0/0xa0 [ 463.286498][ T26] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 463.292678][ T26] dump_stack+0x15/0x1c [ 463.296852][ T26] nmi_trigger_cpumask_backtrace+0x27f/0x2c0 [ 463.302939][ T26] arch_trigger_cpumask_backtrace+0x10/0x20 [ 463.308893][ T26] watchdog+0xe2e/0xf70 [ 463.313081][ T26] ? hungtask_pm_notify+0x50/0x50 [ 463.318120][ T26] ? __kasan_check_read+0x11/0x20 [ 463.323276][ T26] ? __kthread_parkme+0xb9/0x1c0 [ 463.328423][ T26] kthread+0x346/0x3d0 [ 463.332602][ T26] ? hungtask_pm_notify+0x50/0x50 [ 463.337642][ T26] ? kthread_blkcg+0xd0/0xd0 [ 463.342244][ T26] ret_from_fork+0x1f/0x30 [ 463.346745][ T26] Sending NMI from CPU 0 to CPUs 1: [ 463.352469][ C1] NMI backtrace for cpu 1 [ 463.352475][ C1] CPU: 1 PID: 418 Comm: syz.0.17 Not tainted syzkaller #0 [ 463.352481][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 463.352485][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x8/0x60 [ 463.352496][ C1] Code: 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 0c b7 3f 05 48 89 de e8 54 4f 39 00 5b 5d c3 00 55 48 89 e5 48 8b 45 08 <65> 48 8b 0d f0 c8 9e 7e 65 8b 15 f5 c8 9e 7e f7 c2 00 01 ff 00 74 [ 463.352500][ C1] RSP: 0018:ffffc90000170c58 EFLAGS: 00000002 [ 463.352509][ C1] RAX: ffffffff813d733f RBX: ffffffff862e4e60 RCX: 0000000080010003 [ 463.352513][ C1] RDX: ffff888111fbe2c0 RSI: 0000000000000001 RDI: 0000000000000000 [ 463.352518][ C1] RBP: ffffc90000170c58 R08: dffffc0000000000 R09: fffffbfff0c5c9ce [ 463.352523][ C1] R10: fffffbfff0c5c9ce R11: 1ffffffff0c5c9cd R12: 0000000000000001 [ 463.352528][ C1] R13: ffff888111fbe2c0 R14: 0000000000000005 R15: dffffc0000000000 [ 463.352533][ C1] FS: 000055555d5cb500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 463.352537][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 463.352542][ C1] CR2: 0000000000000000 CR3: 0000000111fcc000 CR4: 00000000003506a0 [ 463.352547][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 463.352552][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 463.352554][ C1] Call Trace: [ 463.352557][ C1] [ 463.352560][ C1] __sigqueue_alloc+0x10f/0x2d0 [ 463.352563][ C1] __send_signal+0x1f2/0xb80 [ 463.352566][ C1] send_signal+0x479/0x5b0 [ 463.352569][ C1] do_send_sig_info+0xd6/0x210 [ 463.352573][ C1] group_send_sig_info+0x111/0x2a0 [ 463.352576][ C1] ? __lock_task_sighand+0x100/0x100 [ 463.352586][ C1] do_bpf_send_signal+0x82/0x150 [ 463.352589][ C1] irq_work_run_list+0x179/0x260 [ 463.352592][ C1] ? irq_work_run+0xf0/0xf0 [ 463.352595][ C1] irq_work_run+0x6a/0xf0 [ 463.352598][ C1] __sysvec_irq_work+0x66/0x1b0 [ 463.352602][ C1] asm_call_irq_on_stack+0xf/0x20 [ 463.352604][ C1] [ 463.352607][ C1] sysvec_irq_work+0x85/0xd0 [ 463.352610][ C1] asm_sysvec_irq_work+0x12/0x20 [ 463.352614][ C1] RIP: 0010:native_apic_msr_write+0x39/0x50 [ 463.352625][ C1] Code: 74 05 83 ff 30 75 12 5d c3 81 ff d0 00 00 00 74 f6 81 ff e0 00 00 00 74 ee c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <0f> 1f 44 00 00 eb d6 89 f6 31 d2 e8 07 cf 27 01 5d c3 0f 1f 44 00 [ 463.352629][ C1] RSP: 0018:ffffc900010b7c20 EFLAGS: 00000246 [ 463.352636][ C1] RAX: 00000000000000f6 RBX: 00000000000000f6 RCX: 000000000000083f [ 463.352641][ C1] RDX: 0000000000000000 RSI: 00000000000000f6 RDI: 000000000000083f [ 463.352646][ C1] RBP: ffffc900010b7c20 R08: dffffc0000000000 R09: ffffed103ee2a5f7 [ 463.352650][ C1] R10: ffffed103ee2a5f7 R11: 1ffff1103ee2a5f6 R12: 0000000000000000 [ 463.352655][ C1] R13: dffffc0000000001 R14: ffffffff859c5998 R15: dffffc0000000000 [ 463.352659][ C1] x2apic_send_IPI_self+0x5e/0x70 [ 463.352662][ C1] arch_irq_work_raise+0x86/0xd0 [ 463.352666][ C1] __irq_work_queue_local+0x115/0x190 [ 463.352669][ C1] irq_work_queue+0x9e/0x150 [ 463.352672][ C1] bpf_send_signal_common+0x2b2/0x420 [ 463.352676][ C1] ? bpf_do_trace_printk+0x240/0x240 [ 463.352679][ C1] bpf_send_signal+0x19/0x20 [ 463.352682][ C1] bpf_prog_7ba5217f62dcd359+0x38/0x894 [ 463.352685][ C1] bpf_trace_run2+0xb3/0x200 [ 463.352689][ C1] ? bpf_trace_run1+0x200/0x200 [ 463.352692][ C1] __bpf_trace_sys_enter+0x62/0x70 [ 463.352695][ C1] trace_sys_enter+0x40/0x50 [ 463.352698][ C1] syscall_trace_enter+0x108/0x170 [ 463.352702][ C1] syscall_enter_from_user_mode+0x20/0x30 [ 463.352705][ C1] do_syscall_64+0x13/0x40 [ 463.352709][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 463.352712][ C1] RIP: 0033:0x7fe2ae049829 [ 463.352722][ C1] Code: 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 04 25 [ 463.352726][ C1] RSP: 002b:00007ffe70baf080 EFLAGS: 00000246 ORIG_RAX: 000000000000000f [ 463.352735][ C1] RAX: ffffffffffffffda RBX: 00007fe2ae303fa8 RCX: 00007fe2ae049829 [ 463.352739][ C1] RDX: 00007ffe70baf080 RSI: 00007ffe70baf1b0 RDI: 0000000000000011 [ 463.352744][ C1] RBP: 0000000000000000 R08: 0019a83313a0fd42 R09: 0000000770baf91f [ 463.352749][ C1] R10: 0000000000000005 R11: 0000000000000246 R12: 00007fe2ae303fac [ 463.352754][ C1] R13: 00007fe2ae303fa0 R14: 0000000000000095 R15: 0000000000000003 [ 487.726843][ T26] INFO: task kworker/u4:0:7 blocked for more than 202 seconds. [ 487.734435][ T26] Not tainted syzkaller #0 [ 487.956837][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 487.965566][ T26] task:kworker/u4:0 state:D stack: 0 pid: 7 ppid: 2 flags:0x10004000 [ 488.556864][ T26] Workqueue: netns cleanup_net [ 488.561688][ T26] Call Trace: [ 488.565086][ T26] __schedule+0xb47/0x1310 [ 488.986840][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 488.992876][ T26] ? __kasan_check_write+0x14/0x20 [ 489.346812][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 489.352421][ T26] ? kthread_data+0x50/0xc0 [ 489.716928][ T26] ? wq_worker_sleeping+0x60/0x200 [ 489.722105][ T26] schedule+0x13c/0x1d0 [ 489.726276][ T26] schedule_timeout+0xa6/0x2d0 [ 490.166839][ T26] ? console_conditional_schedule+0x10/0x10 [ 490.172973][ T26] ? __prepare_to_swait+0xa8/0x130 [ 490.536812][ T26] wait_for_common+0x284/0x430 [ 490.541841][ T26] ? __kasan_check_write+0x14/0x20 [ 490.866832][ T26] ? wait_for_completion+0x20/0x20 [ 490.872005][ T26] ? mutex_lock+0x8c/0xe0 [ 490.876354][ T26] ? flush_workqueue_prep_pwqs+0x43c/0x4a0 [ 491.376817][ T26] wait_for_completion+0x18/0x20 [ 491.381815][ T26] flush_workqueue+0x606/0x13a0 [ 491.386693][ T26] ? flush_work+0x20/0x20 [ 491.856819][ T26] ? rcu_work_rcufn+0x50/0x50 [ 491.861669][ T26] peer_remove_after_dead+0x98/0x1a0 [ 492.157063][ T26] wg_peer_remove_all+0x3e2/0x450 [ 492.162154][ T26] ? peer_remove_after_dead+0x1a0/0x1a0 [ 492.546844][ T26] wg_destruct+0x18e/0x300 [ 492.551411][ T26] ? wg_xmit+0xb10/0xb10 [ 492.555706][ T26] netdev_run_todo+0xaf9/0xd20 [ 492.966815][ T26] ? netdev_refcnt_read+0x1d0/0x1d0 [ 492.972087][ T26] ? unregister_netdevice_queue+0x1aa/0x360 [ 493.326809][ T26] ? list_netdevice+0x4c0/0x4c0 [ 493.331803][ T26] rtnl_unlock+0xe/0x10 [ 493.335982][ T26] default_device_exit_batch+0x335/0x390 [ 493.846862][ T26] ? default_device_exit+0x390/0x390 [ 493.852198][ T26] ? wait_woken+0x180/0x180 [ 493.856739][ T26] ? rtnl_unlock+0xe/0x10 [ 494.336809][ T26] ? default_device_exit+0x390/0x390 [ 494.342145][ T26] cleanup_net+0x5fb/0xb70 [ 494.346573][ T26] ? __kasan_check_write+0x14/0x20 [ 494.816816][ T26] ? ops_init+0x4a0/0x4a0 [ 494.821237][ T26] ? read_word_at_a_time+0x12/0x20 [ 494.826372][ T26] ? strscpy+0x9b/0x290 [ 495.286836][ T26] process_one_work+0x6e1/0xba0 [ 495.291749][ T26] worker_thread+0xa6a/0x13b0 [ 495.296444][ T26] kthread+0x346/0x3d0 [ 495.727076][ T26] ? worker_clr_flags+0x190/0x190 [ 495.732167][ T26] ? kthread_blkcg+0xd0/0xd0 [ 496.056836][ T26] ret_from_fork+0x1f/0x30 [ 496.217055][ T26] INFO: task jbd2/sda1-8:58 blocked for more than 210 seconds. [ 496.224647][ T26] Not tainted syzkaller #0 [ 496.656789][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 496.665525][ T26] task:jbd2/sda1-8 state:D stack: 0 pid: 58 ppid: 2 flags:0x10004000 [ 497.246820][ T26] Call Trace: [ 497.250167][ T26] __schedule+0xb47/0x1310 [ 497.254596][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 497.676848][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 497.682388][ T26] ? _raw_spin_lock+0xe0/0xe0 [ 498.026933][ T26] ? guard_bio_eod+0x11e/0x190 [ 498.031753][ T26] schedule+0x13c/0x1d0 [ 498.035934][ T26] io_schedule+0x84/0xe0 [ 498.466835][ T26] bit_wait_io+0x13/0xd0 [ 498.471136][ T26] out_of_line_wait_on_bit+0x15a/0x200 [ 498.476696][ T26] ? bit_wait+0xd0/0xd0 [ 498.876807][ T26] ? __wait_on_bit+0x180/0x180 [ 498.881725][ T26] ? bit_waitqueue+0x30/0x30 [ 498.886327][ T26] ? _raw_write_trylock+0x140/0x140 [ 499.416921][ T26] __wait_on_buffer+0x77/0x80 [ 499.421717][ T26] jbd2_journal_commit_transaction+0x36f2/0x5830 [ 499.826820][ T26] ? jbd2_journal_finish_inode_data_buffers+0xb0/0xb0 [ 499.833643][ T26] ? psi_group_change+0x7d3/0xe40 [ 500.226932][ T26] ? compat_start_thread+0x80/0x80 [ 500.232112][ T26] ? __kasan_check_write+0x14/0x20 [ 500.496860][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 500.502372][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 500.856830][ T26] ? _raw_spin_lock+0xe0/0xe0 [ 500.861644][ T26] ? detach_if_pending+0xf4/0x300 [ 500.866748][ T26] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 501.416815][ T26] ? del_timer_sync+0x144/0x1a0 [ 501.421731][ T26] kjournald2+0x44c/0x860 [ 501.426078][ T26] ? jbd2_seq_info_show+0x5c0/0x5c0 [ 501.867069][ T26] ? io_schedule+0xe0/0xe0 [ 501.871557][ T26] ? __kasan_check_read+0x11/0x20 [ 501.876593][ T26] ? __kthread_parkme+0xb9/0x1c0 [ 502.387056][ T26] kthread+0x346/0x3d0 [ 502.391189][ T26] ? jbd2_seq_info_show+0x5c0/0x5c0 [ 502.396437][ T26] ? kthread_blkcg+0xd0/0xd0 [ 502.806823][ T26] ret_from_fork+0x1f/0x30 [ 503.006839][ T26] NMI backtrace for cpu 0 [ 503.011228][ T26] CPU: 0 PID: 26 Comm: khungtaskd Not tainted syzkaller #0 [ 503.018431][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 503.028489][ T26] Call Trace: [ 503.031880][ T26] __dump_stack+0x21/0x24 [ 503.036223][ T26] dump_stack_lvl+0x169/0x1d8 [ 503.040910][ T26] ? show_regs_print_info+0x18/0x18 [ 503.046184][ T26] ? sched_show_task+0x324/0x4a0 [ 503.051169][ T26] ? __rcu_read_unlock+0xa0/0xa0 [ 503.056160][ T26] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 503.062237][ T26] dump_stack+0x15/0x1c [ 503.066401][ T26] nmi_trigger_cpumask_backtrace+0x27f/0x2c0 [ 503.072392][ T26] arch_trigger_cpumask_backtrace+0x10/0x20 [ 503.078325][ T26] watchdog+0xe2e/0xf70 [ 503.082492][ T26] ? hungtask_pm_notify+0x50/0x50 [ 503.087542][ T26] ? __kasan_check_read+0x11/0x20 [ 503.092581][ T26] ? __kthread_parkme+0xb9/0x1c0 [ 503.097528][ T26] kthread+0x346/0x3d0 [ 503.101615][ T26] ? hungtask_pm_notify+0x50/0x50 [ 503.106647][ T26] ? kthread_blkcg+0xd0/0xd0 [ 503.111253][ T26] ret_from_fork+0x1f/0x30 [ 503.115752][ T26] Sending NMI from CPU 0 to CPUs 1: [ 503.121463][ C1] NMI backtrace for cpu 1 [ 503.121469][ C1] CPU: 1 PID: 418 Comm: syz.0.17 Not tainted syzkaller #0 [ 503.121475][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 503.121479][ C1] RIP: 0010:in_lock_functions+0xe/0x20 [ 503.121490][ C1] Code: 3c 07 00 0f 84 5b ff ff ff 48 89 df e8 fb 88 52 00 e9 4e ff ff ff e8 e1 14 28 03 00 55 48 89 e5 48 81 ff a8 43 78 84 0f 93 c0 <48> 81 ff 48 55 78 84 0f 92 c1 20 c1 0f b6 c1 5d c3 90 55 48 89 e5 [ 503.121494][ C1] RSP: 0018:ffffc900010b7ba8 EFLAGS: 00000097 [ 503.121503][ C1] RAX: ffffc900010b7c00 RBX: ffffffff813dd4b2 RCX: ffffffff86c7d801 [ 503.121508][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff813dd4b2 [ 503.121512][ C1] RBP: ffffc900010b7ba8 R08: dffffc0000000000 R09: ffffed103ee2a5f7 [ 503.121517][ C1] R10: ffffed103ee2a5f7 R11: 1ffff1103ee2a5f6 R12: dffffc0000000000 [ 503.121522][ C1] R13: dffffc0000000000 R14: ffffc900010b7c00 R15: dffffc0000000000 [ 503.121528][ C1] FS: 000055555d5cb500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 503.121532][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 503.121536][ C1] CR2: 0000000000000000 CR3: 0000000111fcc000 CR4: 00000000003506a0 [ 503.121541][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 503.121546][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 503.121549][ C1] Call Trace: [ 503.121552][ C1] preempt_count_add+0xa4/0x1b0 [ 503.121555][ C1] _raw_spin_lock_irq+0x6d/0xe0 [ 503.121559][ C1] ? _raw_spin_lock_irqsave+0x110/0x110 [ 503.121562][ C1] ? native_apic_msr_write+0x39/0x50 [ 503.121566][ C1] ? arch_irq_work_raise+0xc7/0xd0 [ 503.121569][ C1] __set_current_blocked+0xd2/0x230 [ 503.121572][ C1] ? irq_work_queue+0xc1/0x150 [ 503.121576][ C1] set_current_blocked+0x3a/0x40 [ 503.121579][ C1] __ia32_sys_rt_sigreturn+0x157/0x6c0 [ 503.121583][ C1] ? bpf_do_trace_printk+0x240/0x240 [ 503.121586][ C1] ? KSTK_ESP+0x60/0x60 [ 503.121589][ C1] ? bpf_send_signal+0x19/0x20 [ 503.121592][ C1] ? bpf_trace_run2+0xb8/0x200 [ 503.121595][ C1] ? bpf_trace_run1+0x200/0x200 [ 503.121599][ C1] ? __bpf_trace_sys_enter+0x62/0x70 [ 503.121603][ C1] ? syscall_trace_enter+0x108/0x170 [ 503.121605][ C1] do_syscall_64+0x31/0x40 [ 503.121609][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 503.121612][ C1] RIP: 0033:0x7fe2ae049829 [ 503.121628][ C1] Code: 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 04 25 [ 503.121632][ C1] RSP: 002b:00007ffe70baf080 EFLAGS: 00000246 ORIG_RAX: 000000000000000f [ 503.121641][ C1] RAX: ffffffffffffffda RBX: 00007fe2ae303fa8 RCX: 00007fe2ae049829 [ 503.121646][ C1] RDX: 00007ffe70baf080 RSI: 00007ffe70baf1b0 RDI: 0000000000000011 [ 503.121650][ C1] RBP: 0000000000000000 R08: 0019a83313a0fd42 R09: 0000000770baf91f [ 503.121655][ C1] R10: 0000000000000005 R11: 0000000000000246 R12: 00007fe2ae303fac [ 503.121660][ C1] R13: 00007fe2ae303fa0 R14: 0000000000000095 R15: 0000000000000003 [ 526.756798][ T26] INFO: task kworker/u4:0:7 blocked for more than 241 seconds. [ 526.764485][ T26] Not tainted syzkaller #0 [ 526.996811][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 527.005538][ T26] task:kworker/u4:0 state:D stack: 0 pid: 7 ppid: 2 flags:0x10004000 [ 527.586796][ T26] Workqueue: netns cleanup_net [ 527.591611][ T26] Call Trace: [ 527.594913][ T26] __schedule+0xb47/0x1310 [ 527.986839][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 527.992792][ T26] ? __kasan_check_write+0x14/0x20 [ 528.376812][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 528.382329][ T26] ? kthread_data+0x50/0xc0 [ 528.706822][ T26] ? wq_worker_sleeping+0x60/0x200 [ 528.711990][ T26] schedule+0x13c/0x1d0 [ 528.716158][ T26] schedule_timeout+0xa6/0x2d0 [ 529.166797][ T26] ? console_conditional_schedule+0x10/0x10 [ 529.172752][ T26] ? __prepare_to_swait+0xa8/0x130 [ 529.526820][ T26] wait_for_common+0x284/0x430 [ 529.531822][ T26] ? __kasan_check_write+0x14/0x20 [ 529.886804][ T26] ? wait_for_completion+0x20/0x20 [ 529.891963][ T26] ? mutex_lock+0x8c/0xe0 [ 529.896309][ T26] ? flush_workqueue_prep_pwqs+0x43c/0x4a0 [ 530.386867][ T26] wait_for_completion+0x18/0x20 [ 530.391879][ T26] flush_workqueue+0x606/0x13a0 [ 530.396752][ T26] ? flush_work+0x20/0x20 [ 530.701251][ T26] ? rcu_work_rcufn+0x50/0x50 [ 530.705950][ T26] peer_remove_after_dead+0x98/0x1a0 [ 531.176803][ T26] wg_peer_remove_all+0x3e2/0x450 [ 531.181909][ T26] ? peer_remove_after_dead+0x1a0/0x1a0 [ 531.536817][ T26] wg_destruct+0x18e/0x300 [ 531.541299][ T26] ? wg_xmit+0xb10/0xb10 [ 531.545557][ T26] netdev_run_todo+0xaf9/0xd20 [ 531.976814][ T26] ? netdev_refcnt_read+0x1d0/0x1d0 [ 531.982071][ T26] ? unregister_netdevice_queue+0x1aa/0x360 [ 532.366790][ T26] ? list_netdevice+0x4c0/0x4c0 [ 532.371724][ T26] rtnl_unlock+0xe/0x10 [ 532.375988][ T26] default_device_exit_batch+0x335/0x390 [ 532.856791][ T26] ? default_device_exit+0x390/0x390 [ 532.862130][ T26] ? wait_woken+0x180/0x180 [ 532.866646][ T26] ? rtnl_unlock+0xe/0x10 [ 533.326794][ T26] ? default_device_exit+0x390/0x390 [ 533.332140][ T26] cleanup_net+0x5fb/0xb70 [ 533.336563][ T26] ? __kasan_check_write+0x14/0x20 [ 533.807230][ T26] ? ops_init+0x4a0/0x4a0 [ 533.811626][ T26] ? read_word_at_a_time+0x12/0x20 [ 534.126791][ T26] ? strscpy+0x9b/0x290 [ 534.131008][ T26] process_one_work+0x6e1/0xba0 [ 534.135872][ T26] worker_thread+0xa6a/0x13b0 [ 534.566796][ T26] kthread+0x346/0x3d0 [ 534.570923][ T26] ? worker_clr_flags+0x190/0x190 [ 534.575965][ T26] ? kthread_blkcg+0xd0/0xd0 [ 535.046822][ T26] ret_from_fork+0x1f/0x30 [ 535.176796][ T26] INFO: task jbd2/sda1-8:58 blocked for more than 249 seconds. [ 535.184467][ T26] Not tainted syzkaller #0 [ 535.616773][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 535.625592][ T26] task:jbd2/sda1-8 state:D stack: 0 pid: 58 ppid: 2 flags:0x10004000 [ 536.236806][ T26] Call Trace: [ 536.240167][ T26] __schedule+0xb47/0x1310 [ 536.244595][ T26] ? release_firmware_map_entry+0x18d/0x18d [ 536.646799][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 536.652310][ T26] ? _raw_spin_lock+0xe0/0xe0 [ 537.006816][ T26] ? guard_bio_eod+0x11e/0x190 [ 537.011631][ T26] schedule+0x13c/0x1d0 [ 537.015790][ T26] io_schedule+0x84/0xe0 [ 537.436800][ T26] bit_wait_io+0x13/0xd0 [ 537.441103][ T26] out_of_line_wait_on_bit+0x15a/0x200 [ 537.446713][ T26] ? bit_wait+0xd0/0xd0 [ 537.886793][ T26] ? __wait_on_bit+0x180/0x180 [ 537.891613][ T26] ? bit_waitqueue+0x30/0x30 [ 537.896210][ T26] ? _raw_write_trylock+0x140/0x140 [ 538.396822][ T26] __wait_on_buffer+0x77/0x80 [ 538.401558][ T26] jbd2_journal_commit_transaction+0x36f2/0x5830 [ 538.776827][ T26] ? jbd2_journal_finish_inode_data_buffers+0xb0/0xb0 [ 538.783645][ T26] ? psi_group_change+0x7d3/0xe40 [ 539.176819][ T26] ? compat_start_thread+0x80/0x80 [ 539.182081][ T26] ? __kasan_check_write+0x14/0x20 [ 539.476789][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 539.482304][ T26] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 539.836798][ T26] ? _raw_spin_lock+0xe0/0xe0 [ 539.841560][ T26] ? detach_if_pending+0xf4/0x300 [ 539.846611][ T26] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 540.376791][ T26] ? del_timer_sync+0x144/0x1a0 [ 540.381703][ T26] kjournald2+0x44c/0x860 [ 540.386050][ T26] ? jbd2_seq_info_show+0x5c0/0x5c0 [ 540.826811][ T26] ? io_schedule+0xe0/0xe0 [ 540.831417][ T26] ? __kasan_check_read+0x11/0x20 [ 540.836474][ T26] ? __kthread_parkme+0xb9/0x1c0 [ 541.346795][ T26] kthread+0x346/0x3d0 [ 541.350933][ T26] ? jbd2_seq_info_show+0x5c0/0x5c0 [ 541.356143][ T26] ? kthread_blkcg+0xd0/0xd0 [ 541.756815][ T26] ret_from_fork+0x1f/0x30 [ 541.946823][ T26] NMI backtrace for cpu 0 [ 541.951211][ T26] CPU: 0 PID: 26 Comm: khungtaskd Not tainted syzkaller #0 [ 541.958414][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 541.968570][ T26] Call Trace: [ 541.971874][ T26] __dump_stack+0x21/0x24 [ 541.976212][ T26] dump_stack_lvl+0x169/0x1d8 [ 541.980896][ T26] ? show_regs_print_info+0x18/0x18 [ 541.986112][ T26] ? sched_show_task+0x324/0x4a0 [ 541.991062][ T26] ? __rcu_read_unlock+0xa0/0xa0 [ 541.996027][ T26] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 542.002106][ T26] dump_stack+0x15/0x1c [ 542.006272][ T26] nmi_trigger_cpumask_backtrace+0x27f/0x2c0 [ 542.012261][ T26] arch_trigger_cpumask_backtrace+0x10/0x20 [ 542.018160][ T26] watchdog+0xe2e/0xf70 [ 542.022352][ T26] ? hungtask_pm_notify+0x50/0x50 [ 542.027400][ T26] ? __kasan_check_read+0x11/0x20 [ 542.032428][ T26] ? __kthread_parkme+0xb9/0x1c0 [ 542.037374][ T26] kthread+0x346/0x3d0 [ 542.041473][ T26] ? hungtask_pm_notify+0x50/0x50 [ 542.046509][ T26] ? kthread_blkcg+0xd0/0xd0 [ 542.051116][ T26] ret_from_fork+0x1f/0x30 [ 542.055651][ T26] Sending NMI from CPU 0 to CPUs 1: [ 542.061395][ C1] NMI backtrace for cpu 1 [ 542.061400][ C1] CPU: 1 PID: 418 Comm: syz.0.17 Not tainted syzkaller #0 [ 542.061407][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 542.061410][ C1] RIP: 0010:unwind_next_frame+0x332/0x700 [ 542.061421][ C1] Code: 01 e9 a6 02 00 00 4c 8d 6b 50 4d 89 ee 49 c1 ee 03 41 80 3c 16 00 74 12 4c 89 ef e8 b8 e0 6e 00 48 ba 00 00 00 00 00 fc ff df <49> 8b 45 00 48 85 c0 74 27 41 80 3c 16 00 74 0e 4c 89 ef 49 89 c6 [ 542.061426][ C1] RSP: 0018:ffffc900010b7590 EFLAGS: 00000046 [ 542.061434][ C1] RAX: ffffc900010b7f30 RBX: ffffc900010b7688 RCX: 1ffff92000216ed8 [ 542.061439][ C1] RDX: dffffc0000000000 RSI: 1ffff92000216ed2 RDI: ffffc900010b7f48 [ 542.061444][ C1] RBP: ffffc900010b7600 R08: dffffc0000000001 R09: ffffc900010b7688 [ 542.061448][ C1] R10: fffff52000216edd R11: 1ffff92000216ed1 R12: 0000000000000000 [ 542.061453][ C1] R13: ffffc900010b76d8 R14: 1ffff92000216edb R15: ffffc900010b7678 [ 542.061459][ C1] FS: 000055555d5cb500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 542.061463][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 542.061467][ C1] CR2: 0000000000000000 CR3: 0000000111fcc000 CR4: 00000000003506a0 [ 542.061472][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 542.061477][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 542.061479][ C1] Call Trace: [ 542.061483][ C1] __unwind_start+0x31f/0x3a0 [ 542.061486][ C1] ? stack_trace_save+0xe0/0xe0 [ 542.061489][ C1] arch_stack_walk+0xd6/0x140 [ 542.061492][ C1] ? arch_stack_walk+0xd6/0x140 [ 542.061495][ C1] stack_trace_save+0x98/0xe0 [ 542.061499][ C1] ? stack_trace_snprint+0xf0/0xf0 [ 542.061502][ C1] ? 0xffffffffa001876c [ 542.061504][ C1] ? memset+0x35/0x40 [ 542.061508][ C1] kasan_set_track+0x4a/0x70 [ 542.061511][ C1] ? kmem_cache_free+0x100/0x2d0 [ 542.061514][ C1] kasan_set_free_info+0x23/0x40 [ 542.061517][ C1] ____kasan_slab_free+0x125/0x160 [ 542.061521][ C1] __kasan_slab_free+0x11/0x20 [ 542.061524][ C1] slab_free_freelist_hook+0xc5/0x190 [ 542.061528][ C1] ? __dequeue_signal+0x530/0x620 [ 542.061531][ C1] kmem_cache_free+0x100/0x2d0 [ 542.061534][ C1] __dequeue_signal+0x530/0x620 [ 542.061537][ C1] dequeue_signal+0xa0/0x440 [ 542.061540][ C1] get_signal+0x772/0x12e0 [ 542.061544][ C1] arch_do_signal_or_restart+0xbf/0x10f0 [ 542.061548][ C1] ? __ia32_sys_rt_sigreturn+0x5e7/0x6c0 [ 542.061551][ C1] ? bpf_do_trace_printk+0x240/0x240 [ 542.061554][ C1] ? KSTK_ESP+0x60/0x60 [ 542.061558][ C1] ? __ia32_sys_rt_sigreturn+0x6c0/0x6c0 [ 542.061561][ C1] ? __bpf_trace_sys_enter+0x62/0x70 [ 542.061565][ C1] exit_to_user_mode_loop+0xa2/0xe0 [ 542.061568][ C1] exit_to_user_mode_prepare+0x76/0xa0 [ 542.061572][ C1] syscall_exit_to_user_mode+0x1d/0x40 [ 542.061575][ C1] do_syscall_64+0x3d/0x40 [ 542.061579][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 542.061582][ C1] RIP: 0033:0x7fe2ae0ad749 [ 542.061592][ 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 [ 542.061596][ C1] RSP: 002b:00007ffe70baf628 EFLAGS: 00000246 [ 542.061603][ C1] RAX: 0000000000000000 RBX: 00007fe2ae303fa8 RCX: 00007fe2ae0ad749 [ 542.061608][ C1] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fe2ae303fac [ 542.061613][ C1] RBP: 0000000000000000 R08: 0019a83313a0fd42 R09: 0000000770baf91f [ 542.061617][ C1] R10: 0000000000000005 R11: 0000000000000246 R12: 00007fe2ae303fac [ 542.061622][ C1] R13: 00007fe2ae303fa0 R14: 0000000000000095 R15: 0000000000000003