syzkaller login: [ 9.921973][ T108] udevd (108) used greatest stack depth: 22912 bytes left
[ 14.418829][ T30] kauditd_printk_skb: 31 callbacks suppressed
[ 14.418842][ T30] audit: type=1400 audit(1760622219.062:59): avc: denied { transition } for pid=223 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 14.430601][ T30] audit: type=1400 audit(1760622219.062:60): avc: denied { noatsecure } for pid=223 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 14.438241][ T30] audit: type=1400 audit(1760622219.062:61): avc: denied { write } for pid=223 comm="sh" path="pipe:[14394]" dev="pipefs" ino=14394 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1
[ 14.448029][ T220] sshd-session (220) used greatest stack depth: 22240 bytes left
[ 14.460309][ T30] audit: type=1400 audit(1760622219.062:62): avc: denied { rlimitinh } for pid=223 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 14.487192][ T30] audit: type=1400 audit(1760622219.062:63): avc: denied { siginh } for pid=223 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 195.792902][ T268] sshd-session (268) used greatest stack depth: 21632 bytes left
Warning: Permanently added '10.128.1.34' (ED25519) to the list of known hosts.
2025/10/16 13:46:48 parsed 1 programs
[ 203.527739][ T30] audit: type=1400 audit(1760622408.172:64): avc: denied { node_bind } for pid=281 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1
[ 203.549311][ T30] audit: type=1400 audit(1760622408.172:65): avc: denied { module_request } for pid=281 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
[ 204.528099][ T30] audit: type=1400 audit(1760622409.172:66): avc: denied { mounton } for pid=290 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
[ 204.529689][ T290] cgroup: Unknown subsys name 'net'
[ 204.553089][ T30] audit: type=1400 audit(1760622409.172:67): avc: denied { mount } for pid=290 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
[ 204.583158][ T30] audit: type=1400 audit(1760622409.202:68): avc: denied { unmount } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 204.583431][ T290] cgroup: Unknown subsys name 'devices'
[ 204.727257][ T290] cgroup: Unknown subsys name 'hugetlb'
[ 204.732900][ T290] cgroup: Unknown subsys name 'rlimit'
[ 204.971486][ T30] audit: type=1400 audit(1760622409.612:69): avc: denied { setattr } for pid=290 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 204.995317][ T30] audit: type=1400 audit(1760622409.612:70): avc: denied { create } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 205.011890][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped).
[ 205.025809][ T30] audit: type=1400 audit(1760622409.612:71): avc: denied { write } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 205.047708][ T30] audit: type=1400 audit(1760622409.612:72): avc: denied { read } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 205.068952][ T30] audit: type=1400 audit(1760622409.612:73): avc: denied { mounton } for pid=290 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
[ 205.074025][ T290] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 205.686291][ T298] request_module fs-gadgetfs succeeded, but still no fs?
[ 205.925958][ T308] bridge0: port 1(bridge_slave_0) entered blocking state
[ 205.933154][ T308] bridge0: port 1(bridge_slave_0) entered disabled state
[ 205.942715][ T308] device bridge_slave_0 entered promiscuous mode
[ 205.953638][ T308] bridge0: port 2(bridge_slave_1) entered blocking state
[ 205.960801][ T308] bridge0: port 2(bridge_slave_1) entered disabled state
[ 205.968307][ T308] device bridge_slave_1 entered promiscuous mode
[ 206.201757][ T308] bridge0: port 2(bridge_slave_1) entered blocking state
[ 206.209024][ T308] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 206.216490][ T308] bridge0: port 1(bridge_slave_0) entered blocking state
[ 206.224432][ T308] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 206.292187][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 206.306780][ T327] bridge0: port 1(bridge_slave_0) entered disabled state
[ 206.328778][ T327] bridge0: port 2(bridge_slave_1) entered disabled state
[ 206.346855][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 206.356258][ T327] bridge0: port 1(bridge_slave_0) entered blocking state
[ 206.363789][ T327] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 206.372561][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 206.381750][ T327] bridge0: port 2(bridge_slave_1) entered blocking state
[ 206.388945][ T327] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 206.396984][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 206.405424][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 206.421937][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 206.437227][ T308] device veth0_vlan entered promiscuous mode
[ 206.443997][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 206.452880][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 206.461904][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 206.476077][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 206.485730][ T308] device veth1_macvtap entered promiscuous mode
[ 206.496275][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 206.510723][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
2025/10/16 13:46:51 executed programs: 0
[ 206.673094][ T308] syz-executor (308) used greatest stack depth: 21280 bytes left
[ 206.755668][ T365] bridge0: port 1(bridge_slave_0) entered blocking state
[ 206.762909][ T365] bridge0: port 1(bridge_slave_0) entered disabled state
[ 206.770637][ T365] device bridge_slave_0 entered promiscuous mode
[ 206.778994][ T365] bridge0: port 2(bridge_slave_1) entered blocking state
[ 206.786238][ T365] bridge0: port 2(bridge_slave_1) entered disabled state
[ 206.793725][ T365] device bridge_slave_1 entered promiscuous mode
[ 206.878621][ T374] bridge0: port 1(bridge_slave_0) entered blocking state
[ 206.886066][ T374] bridge0: port 1(bridge_slave_0) entered disabled state
[ 206.894310][ T374] device bridge_slave_0 entered promiscuous mode
[ 206.902486][ T374] bridge0: port 2(bridge_slave_1) entered blocking state
[ 206.910750][ T374] bridge0: port 2(bridge_slave_1) entered disabled state
[ 206.919957][ T374] device bridge_slave_1 entered promiscuous mode
[ 207.034864][ T370] bridge0: port 1(bridge_slave_0) entered blocking state
[ 207.042075][ T370] bridge0: port 1(bridge_slave_0) entered disabled state
[ 207.049705][ T370] device bridge_slave_0 entered promiscuous mode
[ 207.060065][ T368] bridge0: port 1(bridge_slave_0) entered blocking state
[ 207.067666][ T368] bridge0: port 1(bridge_slave_0) entered disabled state
[ 207.075392][ T368] device bridge_slave_0 entered promiscuous mode
[ 207.089621][ T368] bridge0: port 2(bridge_slave_1) entered blocking state
[ 207.096898][ T368] bridge0: port 2(bridge_slave_1) entered disabled state
[ 207.104689][ T368] device bridge_slave_1 entered promiscuous mode
[ 207.111572][ T370] bridge0: port 2(bridge_slave_1) entered blocking state
[ 207.119004][ T370] bridge0: port 2(bridge_slave_1) entered disabled state
[ 207.126851][ T370] device bridge_slave_1 entered promiscuous mode
[ 207.133707][ T371] bridge0: port 1(bridge_slave_0) entered blocking state
[ 207.142030][ T371] bridge0: port 1(bridge_slave_0) entered disabled state
[ 207.152014][ T371] device bridge_slave_0 entered promiscuous mode
[ 207.169454][ T371] bridge0: port 2(bridge_slave_1) entered blocking state
[ 207.177460][ T371] bridge0: port 2(bridge_slave_1) entered disabled state
[ 207.185328][ T371] device bridge_slave_1 entered promiscuous mode
[ 207.330958][ T374] bridge0: port 2(bridge_slave_1) entered blocking state
[ 207.338400][ T374] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 207.345895][ T374] bridge0: port 1(bridge_slave_0) entered blocking state
[ 207.353316][ T374] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 207.409852][ T319] bridge0: port 1(bridge_slave_0) entered disabled state
[ 207.417503][ T319] bridge0: port 2(bridge_slave_1) entered disabled state
[ 207.426500][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 207.434540][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 207.442425][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 207.451285][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 207.460343][ T319] bridge0: port 1(bridge_slave_0) entered blocking state
[ 207.467611][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 207.485230][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 207.519063][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 207.528258][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 207.536592][ T319] bridge0: port 2(bridge_slave_1) entered blocking state
[ 207.543954][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 207.551754][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 207.560423][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 207.605987][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 207.622624][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 207.633046][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 207.659328][ T365] device veth0_vlan entered promiscuous mode
[ 207.666003][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 207.674184][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 207.682208][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 207.695222][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 207.704214][ T319] bridge0: port 1(bridge_slave_0) entered blocking state
[ 207.712228][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 207.719998][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 207.728951][ T319] bridge0: port 1(bridge_slave_0) entered blocking state
[ 207.736115][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 207.743772][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 207.752420][ T319] bridge0: port 2(bridge_slave_1) entered blocking state
[ 207.759732][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 207.767386][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 207.775618][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 207.784208][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 207.817762][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 207.828727][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 207.841195][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 207.850276][ T319] bridge0: port 2(bridge_slave_1) entered blocking state
[ 207.857565][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 207.865934][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 207.874102][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 207.883208][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 207.891667][ T319] bridge0: port 1(bridge_slave_0) entered blocking state
[ 207.899566][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 207.907859][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 207.916220][ T319] bridge0: port 2(bridge_slave_1) entered blocking state
[ 207.923687][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 207.931300][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 207.939958][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 207.966971][ T370] device veth0_vlan entered promiscuous mode
[ 207.976625][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 207.984950][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 207.996171][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 208.004679][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 208.013479][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 208.022705][ T319] bridge0: port 1(bridge_slave_0) entered blocking state
[ 208.029865][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 208.038186][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 208.046811][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 208.055470][ T319] bridge0: port 2(bridge_slave_1) entered blocking state
[ 208.063411][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 208.070871][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 208.079560][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 208.087982][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 208.097834][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 208.106656][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 208.114975][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 208.124041][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 208.132072][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 208.141449][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 208.149810][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 208.158264][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 208.166945][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 208.176392][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 208.188500][ T365] device veth1_macvtap entered promiscuous mode
[ 208.199433][ T374] device veth0_vlan entered promiscuous mode
[ 208.215710][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 208.223586][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 208.232618][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 208.242455][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 208.251668][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 208.260326][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 208.268079][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 208.281366][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 208.289908][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 208.305889][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 208.317069][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 208.326488][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 208.336077][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 208.345407][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 208.353978][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 208.362944][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 208.370638][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 208.380975][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 208.389501][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 208.400202][ T368] device veth0_vlan entered promiscuous mode
[ 208.408327][ T370] device veth1_macvtap entered promiscuous mode
[ 208.417064][ T374] device veth1_macvtap entered promiscuous mode
[ 208.424342][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 208.432793][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 208.443236][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 208.454045][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 208.481527][ T368] device veth1_macvtap entered promiscuous mode
[ 208.488839][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 208.518991][ T371] device veth0_vlan entered promiscuous mode
[ 208.527389][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 208.537306][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 208.546668][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 208.555843][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 208.564928][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 208.574293][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 208.583335][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 208.591853][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 208.594334][ T30] kauditd_printk_skb: 33 callbacks suppressed
[ 208.594365][ T30] audit: type=1400 audit(1760622413.232:107): avc: denied { setopt } for pid=419 comm="syz.0.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1
[ 208.600562][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 208.636328][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 208.645291][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 208.654486][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 208.663127][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 208.671225][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 208.705629][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 208.720388][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 208.729540][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 208.738544][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 208.758413][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 208.769831][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 208.779914][ T371] device veth1_macvtap entered promiscuous mode
[ 208.820143][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 208.828780][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 208.858257][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 208.866718][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 309.104981][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 309.112021][ C1] rcu: 1-...!: (1 GPs behind) idle=437/1/0x4000000000000000 softirq=3729/3730 fqs=35 last_accelerate: dc23/0334 dyntick_enabled: 1
[ 309.125793][ C1] (t=10000 jiffies g=1985 q=4191)
[ 309.131167][ C1] rcu: rcu_preempt kthread timer wakeup didn't happen for 9923 jiffies! g1985 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
[ 309.143419][ C1] rcu: Possible timer handling issue on cpu=0 timer-softirq=560
[ 309.151325][ C1] rcu: rcu_preempt kthread starved for 9924 jiffies! g1985 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
[ 309.162940][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[ 309.173735][ C1] rcu: RCU grace-period kthread stack dump:
[ 309.179827][ C1] task:rcu_preempt state:I stack:28752 pid: 14 ppid: 2 flags:0x00004000
[ 309.189541][ C1] Call Trace:
[ 309.192840][ C1]
[ 309.195782][ C1] __schedule+0xb6e/0x14c0
[ 309.200444][ C1] ? release_firmware_map_entry+0x190/0x190
[ 309.206565][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 309.212495][ C1] ? __mod_timer+0x7ae/0xb30
[ 309.217197][ C1] schedule+0x11e/0x1e0
[ 309.221569][ C1] schedule_timeout+0x12c/0x2e0
[ 309.226433][ C1] ? console_conditional_schedule+0x30/0x30
[ 309.232575][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110
[ 309.238039][ C1] ? update_process_times+0x200/0x200
[ 309.243430][ C1] ? prepare_to_swait_event+0x308/0x320
[ 309.249084][ C1] rcu_gp_fqs_loop+0x293/0xf60
[ 309.254162][ C1] ? dyntick_save_progress_counter+0x1e0/0x1e0
[ 309.260424][ C1] ? rcu_gp_init+0xc00/0xc00
[ 309.265159][ C1] ? _raw_spin_unlock_irq+0x4e/0x70
[ 309.270475][ C1] ? rcu_gp_init+0x9a7/0xc00
[ 309.275065][ C1] rcu_gp_kthread+0x98/0x330
[ 309.279666][ C1] ? wake_nocb_gp+0x1d0/0x1d0
[ 309.284444][ C1] ? __kasan_check_read+0x11/0x20
[ 309.289793][ C1] ? __kthread_parkme+0xac/0x200
[ 309.294737][ C1] ? preempt_count_add+0x90/0x1b0
[ 309.299761][ C1] kthread+0x411/0x500
[ 309.303919][ C1] ? wake_nocb_gp+0x1d0/0x1d0
[ 309.308746][ C1] ? kthread_blkcg+0xd0/0xd0
[ 309.313368][ C1] ret_from_fork+0x1f/0x30
[ 309.317928][ C1]
[ 309.320958][ C1] rcu: Stack dump where RCU GP kthread last ran:
[ 309.327379][ C1] Sending NMI from CPU 1 to CPUs 0:
[ 309.332783][ C0] NMI backtrace for cpu 0
[ 309.332803][ C0] CPU: 0 PID: 490 Comm: syz.2.41 Not tainted syzkaller #0
[ 309.332820][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 309.332834][ C0] RIP: 0010:kvm_wait+0xf2/0x140
[ 309.332864][ C0] Code: 91 d6 03 f4 eb 9a fa 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0 75 3f 0f b6 07 40 38 f0 75 10 66 90 0f 00 2d 60 91 d6 03 fb f4 71 ff ff ff fb e9 6b ff ff ff e8 5e a9 72 03 89 f9 80 e1 07 38
[ 309.332877][ C0] RSP: 0018:ffffc90000f37900 EFLAGS: 00000246
[ 309.332892][ C0] RAX: 0000000000000003 RBX: ffff88811e55c088 RCX: ffffffff814f42b9
[ 309.332904][ C0] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88811e55c088
[ 309.332914][ C0] RBP: ffffc90000f37990 R08: dffffc0000000000 R09: ffffed1023cab812
[ 309.332927][ C0] R10: ffffed1023cab812 R11: 1ffff11023cab811 R12: 1ffff1103ee00001
[ 309.332939][ C0] R13: ffff8881f7038ad4 R14: dffffc0000000000 R15: 1ffff920001e6f20
[ 309.332952][ C0] FS: 00005555882fc500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 309.332966][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 309.332977][ C0] CR2: 000020000001f000 CR3: 0000000125fdf000 CR4: 00000000003506b0
[ 309.332999][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 309.333008][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 309.333022][ C0] Call Trace:
[ 309.333028][ C0]
[ 309.333035][ C0] ? kvm_arch_para_hints+0x30/0x30
[ 309.333053][ C0] ? __pv_queued_spin_lock_slowpath+0x5b9/0x9c0
[ 309.333073][ C0] __pv_queued_spin_lock_slowpath+0x60f/0x9c0
[ 309.333092][ C0] ? __pv_queued_spin_unlock_slowpath+0x300/0x300
[ 309.333109][ C0] ? stack_trace_save+0x98/0xe0
[ 309.333126][ C0] ? __stack_depot_save+0x34/0x480
[ 309.333145][ C0] ? __schedule+0xb76/0x14c0
[ 309.333160][ C0] queued_spin_lock_slowpath+0x47/0x50
[ 309.333177][ C0] _raw_spin_lock_bh+0xd8/0xe0
[ 309.333193][ C0] ? _raw_spin_lock_irq+0xe0/0xe0
[ 309.333209][ C0] ? task_work_add+0x27/0x1e0
[ 309.333223][ C0] ? fput+0x1a/0x20
[ 309.333238][ C0] ? filp_close+0x105/0x150
[ 309.333255][ C0] ? __close_range+0x203/0x3e0
[ 309.333272][ C0] ? __x64_sys_close_range+0x7a/0x90
[ 309.333287][ C0] ? do_syscall_64+0x4c/0xa0
[ 309.333303][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 309.333322][ C0] lock_sock_nested+0x97/0x290
[ 309.333340][ C0] ? sock_init_data+0xc0/0xc0
[ 309.333356][ C0] ? locks_remove_posix+0x520/0x520
[ 309.333376][ C0] tipc_release+0xb2/0x1630
[ 309.333392][ C0] ? rwsem_write_trylock+0x130/0x300
[ 309.333408][ C0] ? tipc_sock_destruct+0x180/0x180
[ 309.333422][ C0] ? __kasan_check_write+0x14/0x20
[ 309.333439][ C0] ? _raw_spin_lock+0x8e/0xe0
[ 309.333455][ C0] ? _raw_spin_trylock_bh+0x130/0x130
[ 309.333474][ C0] sock_close+0xe0/0x270
[ 309.333487][ C0] ? sock_mmap+0xa0/0xa0
[ 309.333501][ C0] __fput+0x20b/0x8b0
[ 309.333517][ C0] ____fput+0x15/0x20
[ 309.333531][ C0] task_work_run+0x127/0x190
[ 309.333546][ C0] exit_to_user_mode_loop+0xd0/0xe0
[ 309.333562][ C0] exit_to_user_mode_prepare+0x87/0xd0
[ 309.333577][ C0] syscall_exit_to_user_mode+0x1a/0x30
[ 309.333592][ C0] do_syscall_64+0x58/0xa0
[ 309.333608][ C0] ? clear_bhb_loop+0x50/0xa0
[ 309.333621][ C0] ? clear_bhb_loop+0x50/0xa0
[ 309.333635][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 309.333653][ C0] RIP: 0033:0x7f202fec4ec9
[ 309.333675][ C0] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 309.333688][ C0] RSP: 002b:00007ffc1d4e84a8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
[ 309.333710][ C0] RAX: 0000000000000000 RBX: 00007f203011dda0 RCX: 00007f202fec4ec9
[ 309.333720][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
[ 309.333729][ C0] RBP: 00007f203011dda0 R08: 0000000000000000 R09: 000000061d4e879f
[ 309.333739][ C0] R10: 00007f203011dcb0 R11: 0000000000000246 R12: 00000000000333c6
[ 309.333751][ C0] R13: 00007f203011c090 R14: ffffffffffffffff R15: 00007ffc1d4e85c0
[ 309.333765][ C0]
[ 309.334764][ C1] NMI backtrace for cpu 1
[ 309.760747][ C1] CPU: 1 PID: 492 Comm: syz.2.41 Not tainted syzkaller #0
[ 309.768444][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 309.778594][ C1] Call Trace:
[ 309.781976][ C1]
[ 309.784915][ C1] __dump_stack+0x21/0x30
[ 309.789299][ C1] dump_stack_lvl+0xee/0x150
[ 309.793918][ C1] ? show_regs_print_info+0x20/0x20
[ 309.799606][ C1] ? resched_curr+0x9a/0x310
[ 309.804206][ C1] ? wake_up_process+0x20/0x20
[ 309.809068][ C1] dump_stack+0x15/0x20
[ 309.813239][ C1] nmi_cpu_backtrace+0x2b4/0x2c0
[ 309.818277][ C1] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 309.824456][ C1] ? __kasan_check_write+0x14/0x20
[ 309.829850][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110
[ 309.835583][ C1] ? _raw_spin_lock+0xe0/0xe0
[ 309.840862][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 309.847230][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 309.853661][ C1] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 309.859754][ C1] arch_trigger_cpumask_backtrace+0x10/0x20
[ 309.865679][ C1] rcu_dump_cpu_stacks+0x1c7/0x300
[ 309.871065][ C1] print_cpu_stall+0x320/0x600
[ 309.876004][ C1] rcu_sched_clock_irq+0x74a/0x12b0
[ 309.881208][ C1] ? rcu_boost_kthread_setaffinity+0x310/0x310
[ 309.887455][ C1] ? raise_softirq+0x71/0xe0
[ 309.892309][ C1] ? __raise_softirq_irqoff+0xd0/0xd0
[ 309.897719][ C1] ? hrtimer_run_queues+0x166/0x430
[ 309.902932][ C1] update_process_times+0x198/0x200
[ 309.908313][ C1] tick_sched_timer+0x17c/0x240
[ 309.913547][ C1] ? tick_setup_sched_timer+0x450/0x450
[ 309.919353][ C1] __hrtimer_run_queues+0x3b5/0x9e0
[ 309.924666][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 309.930508][ C1] ? hrtimer_interrupt+0x8c0/0x8c0
[ 309.935709][ C1] ? ktime_get_update_offsets_now+0x2fa/0x310
[ 309.941807][ C1] hrtimer_interrupt+0x3c7/0x8c0
[ 309.947007][ C1] __sysvec_apic_timer_interrupt+0xfa/0x3e0
[ 309.953026][ C1] sysvec_apic_timer_interrupt+0xa4/0xc0
[ 309.958780][ C1]
[ 309.961974][ C1]
[ 309.964930][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 309.970991][ C1] RIP: 0010:_raw_spin_lock_bh+0x9b/0xe0
[ 309.976630][ C1] Code: 00 00 00 48 89 df be 04 00 00 00 e8 af 31 fe fc 4c 89 f7 be 04 00 00 00 e8 a2 31 fe fc 8b 44 24 20 b9 01 00 00 00 f0 0f b1 0b <75> 2d 48 c7 04 24 0e 36 e0 45 4b c7 04 27 00 00 00 00 65 48 8b 04
[ 309.996360][ C1] RSP: 0018:ffffc90000f66940 EFLAGS: 00000246
[ 310.002433][ C1] RAX: 0000000000000000 RBX: ffffc90000f66e34 RCX: 0000000000000001
[ 310.010702][ C1] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffc90000f66960
[ 310.018757][ C1] RBP: ffffc90000f669d0 R08: 0000000000000004 R09: 0000000000000003
[ 310.026731][ C1] R10: fffff520001ecd2c R11: 1ffff920001ecd2c R12: dffffc0000000000
[ 310.034717][ C1] R13: dffffc0000000000 R14: ffffc90000f66960 R15: 1ffff920001ecd28
[ 310.042863][ C1] ? _raw_spin_lock_irq+0xe0/0xe0
[ 310.048067][ C1] tipc_sk_rcv+0x259/0x2c60
[ 310.052658][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 310.058581][ C1] ? __stack_depot_save+0x442/0x480
[ 310.063790][ C1] ? kasan_set_track+0x5b/0x70
[ 310.068545][ C1] ? kasan_set_track+0x4a/0x70
[ 310.073307][ C1] ? kasan_set_free_info+0x23/0x40
[ 310.078497][ C1] ? ____kasan_slab_free+0x125/0x160
[ 310.083779][ C1] ? __kasan_slab_free+0x11/0x20
[ 310.088726][ C1] ? slab_free_freelist_hook+0xc2/0x190
[ 310.094277][ C1] ? kmem_cache_free+0x100/0x320
[ 310.099211][ C1] ? kfree_skbmem+0x10c/0x180
[ 310.104192][ C1] ? tipc_sk_rcv+0x1ce4/0x2c60
[ 310.108959][ C1] ? tipc_sk_filter_rcv+0x151b/0x2c40
[ 310.114594][ C1] ? tipc_release+0xd0b/0x1630
[ 310.119358][ C1] ? syscall_exit_to_user_mode+0x1a/0x30
[ 310.125191][ C1] ? do_syscall_64+0x58/0xa0
[ 310.129885][ C1] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 310.136131][ C1] ? __skb_queue_purge+0x170/0x170
[ 310.141252][ C1] tipc_node_xmit+0x256/0xce0
[ 310.146026][ C1] ? ____kasan_slab_free+0x130/0x160
[ 310.151455][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 310.157150][ C1] ? slab_free_freelist_hook+0xc2/0x190
[ 310.162732][ C1] ? kfree_skbmem+0x10c/0x180
[ 310.167707][ C1] ? kmem_cache_free+0x100/0x320
[ 310.172784][ C1] ? skb_release_data+0x814/0xa10
[ 310.177920][ C1] tipc_node_xmit_skb+0xe9/0x130
[ 310.182887][ C1] ? kfree_skb+0xc1/0x2f0
[ 310.187230][ C1] ? __skb_queue_purge+0x170/0x170
[ 310.192402][ C1] ? trace_tipc_sk_rej_msg+0x25/0x150
[ 310.197782][ C1] tipc_sk_rcv+0x1d5d/0x2c60
[ 310.202371][ C1] ? __stack_depot_save+0x442/0x480
[ 310.207846][ C1] ? __kmalloc_track_caller+0x169/0x2c0
[ 310.213430][ C1] ? __skb_queue_purge+0x170/0x170
[ 310.218554][ C1] tipc_node_xmit+0x256/0xce0
[ 310.223299][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 310.228885][ C1] ? __kernel_text_address+0xa0/0x100
[ 310.234265][ C1] ? unwind_get_return_address+0x4d/0x90
[ 310.239914][ C1] ? stack_trace_save+0xe0/0xe0
[ 310.244765][ C1] ? arch_stack_walk+0xee/0x140
[ 310.249661][ C1] tipc_sk_filter_rcv+0x151b/0x2c40
[ 310.254870][ C1] ? tipc_sk_publish+0x440/0x440
[ 310.259912][ C1] ? __kasan_check_write+0x14/0x20
[ 310.265025][ C1] ? _raw_spin_lock_bh+0x8e/0xe0
[ 310.270096][ C1] tipc_sk_rcv+0x7b7/0x2c60
[ 310.274611][ C1] ? kfree_skbmem+0x10c/0x180
[ 310.279502][ C1] ? skb_release_data+0x814/0xa10
[ 310.284736][ C1] ? __skb_queue_purge+0x170/0x170
[ 310.290146][ C1] ? tipc_sk_filter_rcv+0x29de/0x2c40
[ 310.295616][ C1] tipc_node_xmit+0x256/0xce0
[ 310.300525][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 310.306518][ C1] ? kasan_quarantine_put+0x34/0x190
[ 310.312125][ C1] tipc_node_distr_xmit+0x292/0x390
[ 310.317692][ C1] ? tipc_node_xmit_skb+0x130/0x130
[ 310.323078][ C1] ? kfree_skbmem+0x10c/0x180
[ 310.327868][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0
[ 310.332979][ C1] ? tipc_sk_timeout+0x970/0x970
[ 310.337995][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110
[ 310.343453][ C1] __release_sock+0x143/0x350
[ 310.348134][ C1] release_sock+0x60/0x1b0
[ 310.353002][ C1] tipc_release+0xd0b/0x1630
[ 310.357714][ C1] ? tipc_sock_destruct+0x180/0x180
[ 310.363038][ C1] ? kick_process+0xdc/0x150
[ 310.367742][ C1] sock_close+0xe0/0x270
[ 310.372105][ C1] ? sock_mmap+0xa0/0xa0
[ 310.376446][ C1] __fput+0x20b/0x8b0
[ 310.380439][ C1] ____fput+0x15/0x20
[ 310.384428][ C1] task_work_run+0x127/0x190
[ 310.389017][ C1] exit_to_user_mode_loop+0xd0/0xe0
[ 310.394211][ C1] exit_to_user_mode_prepare+0x87/0xd0
[ 310.399682][ C1] syscall_exit_to_user_mode+0x1a/0x30
[ 310.405148][ C1] do_syscall_64+0x58/0xa0
[ 310.409665][ C1] ? clear_bhb_loop+0x50/0xa0
[ 310.414346][ C1] ? clear_bhb_loop+0x50/0xa0
[ 310.419019][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 310.425005][ C1] RIP: 0033:0x7f202fec4ec9
[ 310.429510][ 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
[ 310.449725][ C1] RSP: 002b:00007f202fd35038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 310.458465][ C1] RAX: 00000000000203a0 RBX: 00007f203011bfa0 RCX: 00007f202fec4ec9
[ 310.466569][ C1] RDX: 0000000000000000 RSI: 00002000000003c0 RDI: 0000000000000003
[ 310.474672][ C1] RBP: 00007f202ff47f91 R08: 0000000000000000 R09: 0000000000000000
[ 310.482649][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 310.490618][ C1] R13: 00007f203011c038 R14: 00007f203011bfa0 R15: 00007ffc1d4e8348
[ 310.498594][ C1]
[ 441.267653][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 225s! [syz.2.41:492]
[ 441.275904][ C1] Modules linked in:
[ 441.279993][ C1] CPU: 1 PID: 492 Comm: syz.2.41 Not tainted syzkaller #0
[ 441.287189][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 441.297250][ C1] RIP: 0010:tipc_sk_lookup+0x297/0x5f0
[ 441.302724][ C1] Code: 0f 44 6c 24 28 4c 89 ee 48 83 e6 01 31 ff e8 e0 1d db fc 4c 89 e8 48 83 e0 01 0f 85 ab 00 00 00 48 8b 44 24 20 42 0f b6 04 20 <84> c0 0f 85 d4 00 00 00 45 0f b7 3f 48 8b 44 24 50 42 0f b6 04 20
[ 441.322791][ C1] RSP: 0018:ffffc90000f668e0 EFLAGS: 00000246
[ 441.328922][ C1] RAX: 0000000000000000 RBX: ffff88810faec160 RCX: ffff888115840000
[ 441.337644][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 441.345720][ C1] RBP: ffffc90000f669d0 R08: 0000000000000004 R09: 0000000000000003
[ 441.354055][ C1] R10: fffff520001ecd2c R11: 1ffff920001ecd2c R12: dffffc0000000000
[ 441.362130][ C1] R13: ffff88811e55c3f8 R14: 00000000da9bd8c8 R15: ffff88810fa950de
[ 441.370114][ C1] FS: 00007f202fd356c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 441.379043][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 441.385863][ C1] CR2: 00007ffc04275a68 CR3: 0000000125fdf000 CR4: 00000000003506a0
[ 441.394169][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 441.402694][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 441.410971][ C1] Call Trace:
[ 441.414358][ C1]
[ 441.417430][ C1] ? tipc_sk_rcv+0x2c60/0x2c60
[ 441.422519][ C1] tipc_sk_rcv+0x3fe/0x2c60
[ 441.427046][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 441.432905][ C1] ? __stack_depot_save+0x442/0x480
[ 441.438120][ C1] ? kasan_set_track+0x5b/0x70
[ 441.442892][ C1] ? kasan_set_track+0x4a/0x70
[ 441.447722][ C1] ? kasan_set_free_info+0x23/0x40
[ 441.452860][ C1] ? ____kasan_slab_free+0x125/0x160
[ 441.458153][ C1] ? __kasan_slab_free+0x11/0x20
[ 441.463179][ C1] ? slab_free_freelist_hook+0xc2/0x190
[ 441.468735][ C1] ? kmem_cache_free+0x100/0x320
[ 441.473704][ C1] ? kfree_skbmem+0x10c/0x180
[ 441.478514][ C1] ? tipc_sk_rcv+0x1ce4/0x2c60
[ 441.483284][ C1] ? tipc_sk_filter_rcv+0x151b/0x2c40
[ 441.488747][ C1] ? tipc_release+0xd0b/0x1630
[ 441.493527][ C1] ? syscall_exit_to_user_mode+0x1a/0x30
[ 441.499159][ C1] ? do_syscall_64+0x58/0xa0
[ 441.503753][ C1] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 441.510062][ C1] ? __skb_queue_purge+0x170/0x170
[ 441.515798][ C1] tipc_node_xmit+0x256/0xce0
[ 441.520762][ C1] ? ____kasan_slab_free+0x130/0x160
[ 441.526184][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 441.531759][ C1] ? slab_free_freelist_hook+0xc2/0x190
[ 441.537325][ C1] ? kfree_skbmem+0x10c/0x180
[ 441.542020][ C1] ? kmem_cache_free+0x100/0x320
[ 441.547094][ C1] ? skb_release_data+0x814/0xa10
[ 441.552390][ C1] tipc_node_xmit_skb+0xe9/0x130
[ 441.557343][ C1] ? kfree_skb+0xc1/0x2f0
[ 441.561697][ C1] ? __skb_queue_purge+0x170/0x170
[ 441.566930][ C1] ? trace_tipc_sk_rej_msg+0x25/0x150
[ 441.572314][ C1] tipc_sk_rcv+0x1d5d/0x2c60
[ 441.576997][ C1] ? __stack_depot_save+0x442/0x480
[ 441.582198][ C1] ? __kmalloc_track_caller+0x169/0x2c0
[ 441.587744][ C1] ? __skb_queue_purge+0x170/0x170
[ 441.592958][ C1] tipc_node_xmit+0x256/0xce0
[ 441.597652][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 441.603298][ C1] ? __kernel_text_address+0xa0/0x100
[ 441.608774][ C1] ? unwind_get_return_address+0x4d/0x90
[ 441.614570][ C1] ? stack_trace_save+0xe0/0xe0
[ 441.619427][ C1] ? arch_stack_walk+0xee/0x140
[ 441.624377][ C1] tipc_sk_filter_rcv+0x151b/0x2c40
[ 441.629765][ C1] ? tipc_sk_publish+0x440/0x440
[ 441.634736][ C1] ? __kasan_check_write+0x14/0x20
[ 441.639978][ C1] ? _raw_spin_lock_bh+0x8e/0xe0
[ 441.645188][ C1] tipc_sk_rcv+0x7b7/0x2c60
[ 441.649961][ C1] ? kfree_skbmem+0x10c/0x180
[ 441.654650][ C1] ? skb_release_data+0x814/0xa10
[ 441.659681][ C1] ? __skb_queue_purge+0x170/0x170
[ 441.664803][ C1] ? tipc_sk_filter_rcv+0x29de/0x2c40
[ 441.670186][ C1] tipc_node_xmit+0x256/0xce0
[ 441.674870][ C1] ? tipc_node_get_linkname+0x1a0/0x1a0
[ 441.680433][ C1] ? kasan_quarantine_put+0x34/0x190
[ 441.685738][ C1] tipc_node_distr_xmit+0x292/0x390
[ 441.691052][ C1] ? tipc_node_xmit_skb+0x130/0x130
[ 441.696250][ C1] ? kfree_skbmem+0x10c/0x180
[ 441.701054][ C1] tipc_sk_backlog_rcv+0x16f/0x1f0
[ 441.706251][ C1] ? tipc_sk_timeout+0x970/0x970
[ 441.711196][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110
[ 441.716667][ C1] __release_sock+0x143/0x350
[ 441.721356][ C1] release_sock+0x60/0x1b0
[ 441.725862][ C1] tipc_release+0xd0b/0x1630
[ 441.730463][ C1] ? tipc_sock_destruct+0x180/0x180
[ 441.735750][ C1] ? kick_process+0xdc/0x150
[ 441.740342][ C1] sock_close+0xe0/0x270
[ 441.744597][ C1] ? sock_mmap+0xa0/0xa0
[ 441.748906][ C1] __fput+0x20b/0x8b0
[ 441.752893][ C1] ____fput+0x15/0x20
[ 441.756874][ C1] task_work_run+0x127/0x190
[ 441.761465][ C1] exit_to_user_mode_loop+0xd0/0xe0
[ 441.766746][ C1] exit_to_user_mode_prepare+0x87/0xd0
[ 441.772303][ C1] syscall_exit_to_user_mode+0x1a/0x30
[ 441.778000][ C1] do_syscall_64+0x58/0xa0
[ 441.782426][ C1] ? clear_bhb_loop+0x50/0xa0
[ 441.787248][ C1] ? clear_bhb_loop+0x50/0xa0
[ 441.792022][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 441.797919][ C1] RIP: 0033:0x7f202fec4ec9
[ 441.802403][ 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
[ 441.822474][ C1] RSP: 002b:00007f202fd35038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 441.831555][ C1] RAX: 00000000000203a0 RBX: 00007f203011bfa0 RCX: 00007f202fec4ec9
[ 441.839534][ C1] RDX: 0000000000000000 RSI: 00002000000003c0 RDI: 0000000000000003
[ 441.847750][ C1] RBP: 00007f202ff47f91 R08: 0000000000000000 R09: 0000000000000000
[ 441.856045][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 441.864029][ C1] R13: 00007f203011c038 R14: 00007f203011bfa0 R15: 00007ffc1d4e8348
[ 441.872010][ C1]
[ 441.875047][ C1] Sending NMI from CPU 1 to CPUs 0:
[ 441.880319][ C0] NMI backtrace for cpu 0
[ 441.880341][ C0] CPU: 0 PID: 490 Comm: syz.2.41 Not tainted syzkaller #0
[ 441.880358][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 441.880367][ C0] RIP: 0010:kvm_wait+0xf2/0x140
[ 441.880390][ C0] Code: 91 d6 03 f4 eb 9a fa 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0 75 3f 0f b6 07 40 38 f0 75 10 66 90 0f 00 2d 60 91 d6 03 fb f4 71 ff ff ff fb e9 6b ff ff ff e8 5e a9 72 03 89 f9 80 e1 07 38
[ 441.880404][ C0] RSP: 0018:ffffc90000f37900 EFLAGS: 00000246
[ 441.880418][ C0] RAX: 0000000000000003 RBX: ffff88811e55c088 RCX: ffffffff814f42b9
[ 441.880430][ C0] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffff88811e55c088
[ 441.880441][ C0] RBP: ffffc90000f37990 R08: dffffc0000000000 R09: ffffed1023cab812
[ 441.880453][ C0] R10: ffffed1023cab812 R11: 1ffff11023cab811 R12: 1ffff1103ee00001
[ 441.880465][ C0] R13: ffff8881f7038ad4 R14: dffffc0000000000 R15: 1ffff920001e6f20
[ 441.880478][ C0] FS: 00005555882fc500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 441.880492][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 441.880503][ C0] CR2: 000020000001f000 CR3: 0000000125fdf000 CR4: 00000000003506b0
[ 441.880518][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 441.880527][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 441.880537][ C0] Call Trace:
[ 441.880542][ C0]
[ 441.880549][ C0] ? kvm_arch_para_hints+0x30/0x30
[ 441.880566][ C0] ? __pv_queued_spin_lock_slowpath+0x5b9/0x9c0
[ 441.880593][ C0] __pv_queued_spin_lock_slowpath+0x60f/0x9c0
[ 441.880612][ C0] ? __pv_queued_spin_unlock_slowpath+0x300/0x300
[ 441.880629][ C0] ? stack_trace_save+0x98/0xe0
[ 441.880646][ C0] ? __stack_depot_save+0x34/0x480
[ 441.880665][ C0] ? __schedule+0xb76/0x14c0
[ 441.880685][ C0] queued_spin_lock_slowpath+0x47/0x50
[ 441.880701][ C0] _raw_spin_lock_bh+0xd8/0xe0
[ 441.880718][ C0] ? _raw_spin_lock_irq+0xe0/0xe0
[ 441.880757][ C0] ? task_work_add+0x27/0x1e0
[ 441.880771][ C0] ? fput+0x1a/0x20
[ 441.880786][ C0] ? filp_close+0x105/0x150
[ 441.880804][ C0] ? __close_range+0x203/0x3e0
[ 441.880822][ C0] ? __x64_sys_close_range+0x7a/0x90
[ 441.880837][ C0] ? do_syscall_64+0x4c/0xa0
[ 441.880855][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 441.880875][ C0] lock_sock_nested+0x97/0x290
[ 441.880893][ C0] ? sock_init_data+0xc0/0xc0
[ 441.880909][ C0] ? locks_remove_posix+0x520/0x520
[ 441.880930][ C0] tipc_release+0xb2/0x1630
[ 441.880945][ C0] ? rwsem_write_trylock+0x130/0x300
[ 441.880961][ C0] ? tipc_sock_destruct+0x180/0x180
[ 441.880975][ C0] ? __kasan_check_write+0x14/0x20
[ 441.880992][ C0] ? _raw_spin_lock+0x8e/0xe0
[ 441.881007][ C0] ? _raw_spin_trylock_bh+0x130/0x130
[ 441.881025][ C0] sock_close+0xe0/0x270
[ 441.881038][ C0] ? sock_mmap+0xa0/0xa0
[ 441.881058][ C0] __fput+0x20b/0x8b0
[ 441.881074][ C0] ____fput+0x15/0x20
[ 441.881088][ C0] task_work_run+0x127/0x190
[ 441.881103][ C0] exit_to_user_mode_loop+0xd0/0xe0
[ 441.881118][ C0] exit_to_user_mode_prepare+0x87/0xd0
[ 441.881133][ C0] syscall_exit_to_user_mode+0x1a/0x30
[ 441.881148][ C0] do_syscall_64+0x58/0xa0
[ 441.881164][ C0] ? clear_bhb_loop+0x50/0xa0
[ 441.881177][ C0] ? clear_bhb_loop+0x50/0xa0
[ 441.881190][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 441.881208][ C0] RIP: 0033:0x7f202fec4ec9
[ 441.881222][ C0] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 441.881235][ C0] RSP: 002b:00007ffc1d4e84a8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
[ 441.881251][ C0] RAX: 0000000000000000 RBX: 00007f203011dda0 RCX: 00007f202fec4ec9
[ 441.881262][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
[ 441.881271][ C0] RBP: 00007f203011dda0 R08: 0000000000000000 R09: 000000061d4e879f
[ 441.881282][ C0] R10: 00007f203011dcb0 R11: 0000000000000246 R12: 00000000000333c6
[ 441.881292][ C0] R13: 00007f203011c090 R14: ffffffffffffffff R15: 00007ffc1d4e85c0
[ 441.881307][ C0]