syzkaller syzkaller login: [ 14.472546][ T28] kauditd_printk_skb: 31 callbacks suppressed [ 14.472561][ T28] audit: type=1400 audit(1777689079.756:59): 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 [ 14.477474][ T28] audit: type=1400 audit(1777689079.756:60): 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 [ 14.482111][ T28] audit: type=1400 audit(1777689079.766:61): avc: denied { write } for pid=223 comm="sh" path="pipe:[1461]" dev="pipefs" ino=1461 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 14.485953][ T28] audit: type=1400 audit(1777689079.766:62): 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 [ 14.488942][ T28] audit: type=1400 audit(1777689079.766:63): 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 Warning: Permanently added '10.128.0.252' (ED25519) to the list of known hosts. 2026/05/02 02:31:29 parsed 1 programs [ 24.491910][ T28] audit: type=1400 audit(1777689089.776:64): avc: denied { node_bind } for pid=294 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 24.513082][ T28] audit: type=1400 audit(1777689089.776:65): avc: denied { module_request } for pid=294 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 [ 25.665957][ T28] audit: type=1400 audit(1777689090.946:66): avc: denied { mounton } for pid=300 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 25.669398][ T300] cgroup: Unknown subsys name 'net' [ 25.688836][ T28] audit: type=1400 audit(1777689090.946:67): avc: denied { mount } for pid=300 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 [ 25.717467][ T28] audit: type=1400 audit(1777689090.976:68): avc: denied { unmount } for pid=300 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 25.718089][ T300] cgroup: Unknown subsys name 'devices' [ 25.864326][ T300] cgroup: Unknown subsys name 'hugetlb' [ 25.870154][ T300] cgroup: Unknown subsys name 'rlimit' [ 25.983011][ T28] audit: type=1400 audit(1777689091.266:69): avc: denied { setattr } for pid=300 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 26.006441][ T28] audit: type=1400 audit(1777689091.266:70): avc: denied { create } for pid=300 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 26.027254][ T28] audit: type=1400 audit(1777689091.266:71): avc: denied { write } for pid=300 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 26.048936][ T28] audit: type=1400 audit(1777689091.266:72): avc: denied { read } for pid=300 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 26.070026][ T28] audit: type=1400 audit(1777689091.266:73): avc: denied { mounton } for pid=300 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 [ 26.079040][ T304] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 26.177544][ T300] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 26.925714][ T307] request_module fs-gadgetfs succeeded, but still no fs? [ 27.177281][ T317] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.184497][ T317] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.192816][ T317] device bridge_slave_0 entered promiscuous mode [ 27.200878][ T317] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.208079][ T317] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.215559][ T317] device bridge_slave_1 entered promiscuous mode [ 27.265201][ T317] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.272577][ T317] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.280049][ T317] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.287160][ T317] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.309428][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.316841][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.324766][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 27.332523][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.342207][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 27.350516][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.357701][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.366936][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 27.375316][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.382425][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.396559][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.406194][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.421835][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.435180][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.443500][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.451833][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.460146][ T317] device veth0_vlan entered promiscuous mode [ 27.471325][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.480626][ T317] device veth1_macvtap entered promiscuous mode [ 27.492270][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.503380][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.542694][ T317] syz-executor (317) used greatest stack depth: 22112 bytes left 2026/05/02 02:31:33 executed programs: 0 [ 28.232383][ T10] device bridge_slave_1 left promiscuous mode [ 28.238782][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.246524][ T10] device bridge_slave_0 left promiscuous mode [ 28.253275][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.261654][ T10] device veth1_macvtap left promiscuous mode [ 28.267733][ T10] device veth0_vlan left promiscuous mode [ 28.417780][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.424908][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.432925][ T371] device bridge_slave_0 entered promiscuous mode [ 28.440320][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.447435][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.454947][ T371] device bridge_slave_1 entered promiscuous mode [ 28.500276][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.507525][ T371] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.514946][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.522305][ T371] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.543159][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 28.551031][ T318] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.558562][ T318] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.568127][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 28.576610][ T318] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.583696][ T318] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.602588][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 28.610947][ T318] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.618068][ T318] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.625891][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 28.634440][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 28.645815][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 28.658335][ T371] device veth0_vlan entered promiscuous mode [ 28.666368][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 28.675146][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 28.684112][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 28.697980][ T371] device veth1_macvtap entered promiscuous mode [ 28.705517][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 28.717502][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 28.727522][ T318] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 28.760441][ T375] loop2: detected capacity change from 0 to 1024 [ 28.767813][ T375] ======================================================= [ 28.767813][ T375] WARNING: The mand mount option has been deprecated and [ 28.767813][ T375] and is ignored by this kernel. Remove the mand [ 28.767813][ T375] option from the mount to silence this warning. [ 28.767813][ T375] ======================================================= [ 28.803677][ T375] EXT4-fs: Ignoring removed i_version option [ 28.813702][ T375] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.828659][ T371] EXT4-fs (loop2): unmounting filesystem. [ 28.845795][ T380] loop2: detected capacity change from 0 to 1024 [ 28.852873][ T380] EXT4-fs: Ignoring removed i_version option [ 28.873084][ T380] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.891725][ T371] EXT4-fs (loop2): unmounting filesystem. [ 28.911099][ T383] loop2: detected capacity change from 0 to 1024 [ 28.919966][ T383] EXT4-fs: Ignoring removed i_version option [ 28.934305][ T383] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 28.948039][ T371] EXT4-fs (loop2): unmounting filesystem. [ 28.963799][ T386] loop2: detected capacity change from 0 to 1024 [ 28.970687][ T386] EXT4-fs: Ignoring removed i_version option [ 28.984529][ T386] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.004337][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.020730][ T389] loop2: detected capacity change from 0 to 1024 [ 29.028485][ T389] EXT4-fs: Ignoring removed i_version option [ 29.042985][ T389] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.055407][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.077284][ T392] loop2: detected capacity change from 0 to 1024 [ 29.085173][ T392] EXT4-fs: Ignoring removed i_version option [ 29.103025][ T392] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.115885][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.134361][ T395] loop2: detected capacity change from 0 to 1024 [ 29.149439][ T395] EXT4-fs: Ignoring removed i_version option [ 29.172737][ T395] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.195313][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.211396][ T398] loop2: detected capacity change from 0 to 1024 [ 29.218178][ T398] EXT4-fs: Ignoring removed i_version option [ 29.248954][ T398] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.262349][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.279640][ T401] loop2: detected capacity change from 0 to 1024 [ 29.287544][ T401] EXT4-fs: Ignoring removed i_version option [ 29.304726][ T401] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.325067][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.348279][ T404] loop2: detected capacity change from 0 to 1024 [ 29.358460][ T404] EXT4-fs: Ignoring removed i_version option [ 29.382021][ T404] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.398166][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.415381][ T407] EXT4-fs: Ignoring removed i_version option [ 29.442799][ T407] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.468495][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.495162][ T410] EXT4-fs: Ignoring removed i_version option [ 29.513166][ T410] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.537242][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.556186][ T413] EXT4-fs: Ignoring removed i_version option [ 29.582813][ T413] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.599099][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.619657][ T416] EXT4-fs: Ignoring removed i_version option [ 29.632495][ T416] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.651018][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.669764][ T419] EXT4-fs: Ignoring removed i_version option [ 29.682869][ T419] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.696608][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.724241][ T422] EXT4-fs: Ignoring removed i_version option [ 29.743917][ T422] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.759681][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.775701][ T425] EXT4-fs: Ignoring removed i_version option [ 29.793804][ T425] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.811174][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.832356][ T428] EXT4-fs: Ignoring removed i_version option [ 29.842784][ T428] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.856515][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.887974][ T431] EXT4-fs: Ignoring removed i_version option [ 29.903017][ T431] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.919027][ T371] EXT4-fs (loop2): unmounting filesystem. [ 29.942937][ T434] EXT4-fs: Ignoring removed i_version option [ 29.963681][ T434] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 29.980730][ T371] EXT4-fs (loop2): unmounting filesystem. [ 30.005001][ T437] EXT4-fs: Ignoring removed i_version option [ 30.022841][ T437] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.039576][ T371] EXT4-fs (loop2): unmounting filesystem. [ 30.059572][ T440] EXT4-fs: Ignoring removed i_version option [ 30.072596][ T440] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.086105][ T371] EXT4-fs (loop2): unmounting filesystem. [ 30.102775][ T443] EXT4-fs: Ignoring removed i_version option [ 30.119770][ T443] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.135732][ T371] EXT4-fs (loop2): unmounting filesystem. [ 30.152086][ T447] EXT4-fs: Ignoring removed i_version option [ 30.162628][ T447] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.175593][ T371] EXT4-fs (loop2): unmounting filesystem. [ 30.193008][ T450] EXT4-fs: Ignoring removed i_version option [ 30.210021][ T450] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.224850][ T371] EXT4-fs (loop2): unmounting filesystem. [ 30.241401][ T453] EXT4-fs: Ignoring removed i_version option [ 30.254607][ T453] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.267267][ T371] EXT4-fs (loop2): unmounting filesystem. [ 30.284026][ T456] EXT4-fs: Ignoring removed i_version option [ 30.312652][ T456] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.330472][ T371] EXT4-fs (loop2): unmounting filesystem. [ 30.353983][ T459] EXT4-fs: Ignoring removed i_version option [ 30.362653][ T459] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.376333][ T371] EXT4-fs (loop2): unmounting filesystem. [ 30.397783][ T462] EXT4-fs: Ignoring removed i_version option [ 30.416262][ T462] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.434239][ T371] EXT4-fs (loop2): unmounting filesystem. [ 30.452250][ T465] EXT4-fs: Ignoring removed i_version option [ 30.472355][ T465] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.488176][ T371] EXT4-fs (loop2): unmounting filesystem. [ 30.508972][ T468] EXT4-fs: Ignoring removed i_version option [ 30.522652][ T468] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.539637][ T371] EXT4-fs (loop2): unmounting filesystem. [ 30.568195][ T471] EXT4-fs: Ignoring removed i_version option [ 30.585442][ T471] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 30.610287][ T474] EXT4-fs: Ignoring removed i_version option [ 30.659480][ T478] EXT4-fs: Ignoring removed i_version option [ 30.689436][ T481] EXT4-fs: Ignoring removed i_version option [ 30.715715][ T484] EXT4-fs: Ignoring removed i_version option [ 30.752154][ T487] EXT4-fs: Ignoring removed i_version option [ 30.792558][ T491] EXT4-fs: Ignoring removed i_version option [ 30.819132][ T494] EXT4-fs: Ignoring removed i_version option [ 30.848931][ T497] EXT4-fs: Ignoring removed i_version option [ 30.879175][ T500] EXT4-fs: Ignoring removed i_version option [ 30.920431][ T503] EXT4-fs: Ignoring removed i_version option [ 30.947408][ T506] EXT4-fs: Ignoring removed i_version option [ 30.979204][ T509] EXT4-fs: Ignoring removed i_version option [ 31.016515][ T513] EXT4-fs: Ignoring removed i_version option [ 31.049010][ T516] EXT4-fs: Ignoring removed i_version option [ 31.086906][ T519] EXT4-fs: Ignoring removed i_version option [ 31.123827][ T522] EXT4-fs: Ignoring removed i_version option [ 31.168513][ T525] EXT4-fs: Ignoring removed i_version option [ 31.195896][ T528] EXT4-fs: Ignoring removed i_version option [ 31.230992][ T531] EXT4-fs: Ignoring removed i_version option [ 31.256478][ T534] EXT4-fs: Ignoring removed i_version option [ 31.286090][ T537] EXT4-fs: Ignoring removed i_version option [ 31.318594][ T540] EXT4-fs: Ignoring removed i_version option [ 31.346897][ T543] EXT4-fs: Ignoring removed i_version option [ 31.414838][ T308] I/O error, dev loop2, sector 24 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 31.420187][ T546] EXT4-fs: Ignoring removed i_version option [ 31.468086][ T550] EXT4-fs: Ignoring removed i_version option [ 31.504765][ T553] EXT4-fs: Ignoring removed i_version option [ 31.559275][ T557] EXT4-fs: Ignoring removed i_version option [ 31.590260][ T560] EXT4-fs: Ignoring removed i_version option [ 31.618439][ T563] EXT4-fs: Ignoring removed i_version option [ 31.648931][ T566] EXT4-fs: Ignoring removed i_version option [ 31.680624][ T569] EXT4-fs: Ignoring removed i_version option [ 31.724504][ T572] EXT4-fs: Ignoring removed i_version option [ 31.776672][ T576] EXT4-fs: Ignoring removed i_version option [ 31.810829][ T579] EXT4-fs: Ignoring removed i_version option [ 31.844252][ T582] EXT4-fs: Ignoring removed i_version option [ 31.881712][ T585] EXT4-fs: Ignoring removed i_version option [ 31.907698][ T588] EXT4-fs: Ignoring removed i_version option [ 31.935263][ T591] EXT4-fs: Ignoring removed i_version option [ 31.970553][ T594] EXT4-fs: Ignoring removed i_version option [ 32.003865][ T597] EXT4-fs: Ignoring removed i_version option [ 32.040397][ T600] EXT4-fs: Ignoring removed i_version option [ 32.087321][ T604] EXT4-fs: Ignoring removed i_version option [ 32.120091][ T607] EXT4-fs: Ignoring removed i_version option [ 32.150636][ T610] EXT4-fs: Ignoring removed i_version option [ 32.186110][ T613] EXT4-fs: Ignoring removed i_version option [ 32.229381][ T617] EXT4-fs: Ignoring removed i_version option [ 32.268752][ T621] EXT4-fs: Ignoring removed i_version option [ 32.298140][ T624] EXT4-fs: Ignoring removed i_version option [ 32.339884][ T628] EXT4-fs: Ignoring removed i_version option [ 32.368153][ T631] EXT4-fs: Ignoring removed i_version option [ 32.399006][ T634] EXT4-fs: Ignoring removed i_version option [ 32.432617][ T637] EXT4-fs: Ignoring removed i_version option [ 32.466465][ T641] EXT4-fs: Ignoring removed i_version option [ 32.500745][ T644] EXT4-fs: Ignoring removed i_version option [ 32.541394][ T648] EXT4-fs: Ignoring removed i_version option [ 32.573059][ T651] EXT4-fs: Ignoring removed i_version option [ 32.598535][ T654] EXT4-fs: Ignoring removed i_version option [ 32.625278][ T657] EXT4-fs: Ignoring removed i_version option [ 32.665102][ T660] EXT4-fs: Ignoring removed i_version option [ 32.699841][ T663] EXT4-fs: Ignoring removed i_version option [ 32.726390][ T666] EXT4-fs: Ignoring removed i_version option [ 32.772775][ T670] EXT4-fs: Ignoring removed i_version option [ 32.803790][ T673] EXT4-fs: Ignoring removed i_version option [ 32.830118][ T676] EXT4-fs: Ignoring removed i_version option [ 32.868240][ T680] EXT4-fs: Ignoring removed i_version option [ 32.897296][ T683] EXT4-fs: Ignoring removed i_version option [ 32.939081][ T686] EXT4-fs: Ignoring removed i_version option [ 32.970500][ T689] EXT4-fs: Ignoring removed i_version option [ 33.000311][ T692] EXT4-fs: Ignoring removed i_version option [ 33.030204][ T695] EXT4-fs: Ignoring removed i_version option [ 33.068990][ T698] EXT4-fs: Ignoring removed i_version option [ 33.099736][ T701] EXT4-fs: Ignoring removed i_version option [ 33.128546][ T704] EXT4-fs: Ignoring removed i_version option [ 33.162593][ T707] EXT4-fs: Ignoring removed i_version option [ 33.187050][ T710] EXT4-fs: Ignoring removed i_version option [ 33.216400][ T713] EXT4-fs: Ignoring removed i_version option 2026/05/02 02:31:38 executed programs: 123 [ 33.246662][ T716] EXT4-fs: Ignoring removed i_version option [ 33.254666][ T28] kauditd_printk_skb: 35 callbacks suppressed [ 33.254695][ T28] audit: type=1400 audit(1777689098.536:109): avc: denied { write } for pid=294 comm="syz-execprog" path="pipe:[1604]" dev="pipefs" ino=1604 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 33.340449][ T720] EXT4-fs: Ignoring removed i_version option [ 33.382269][ T723] EXT4-fs: Ignoring removed i_version option [ 33.409723][ T726] EXT4-fs: Ignoring removed i_version option [ 33.438189][ T729] EXT4-fs: Ignoring removed i_version option [ 33.470729][ T732] EXT4-fs: Ignoring removed i_version option [ 33.496812][ T735] EXT4-fs: Ignoring removed i_version option [ 33.530294][ T738] EXT4-fs: Ignoring removed i_version option [ 33.586814][ T742] EXT4-fs: Ignoring removed i_version option [ 33.619590][ T745] EXT4-fs: Ignoring removed i_version option [ 33.649189][ T748] EXT4-fs: Ignoring removed i_version option [ 33.676950][ T751] EXT4-fs: Ignoring removed i_version option [ 33.715174][ T754] EXT4-fs: Ignoring removed i_version option [ 33.769102][ T758] set_capacity_and_notify: 111 callbacks suppressed [ 33.769120][ T758] loop2: detected capacity change from 0 to 1024 [ 33.783394][ T758] EXT4-fs: Ignoring removed i_version option [ 33.827775][ T762] loop2: detected capacity change from 0 to 1024 [ 33.835464][ T762] EXT4-fs: Ignoring removed i_version option [ 33.869062][ T765] loop2: detected capacity change from 0 to 1024 [ 33.875967][ T765] EXT4-fs: Ignoring removed i_version option [ 33.909633][ T768] loop2: detected capacity change from 0 to 1024 [ 33.917725][ T768] EXT4-fs: Ignoring removed i_version option [ 33.947864][ T771] loop2: detected capacity change from 0 to 1024 [ 33.956220][ T771] EXT4-fs: Ignoring removed i_version option [ 33.996126][ T774] loop2: detected capacity change from 0 to 1024 [ 34.002886][ T774] EXT4-fs: Ignoring removed i_version option [ 34.038124][ T779] loop2: detected capacity change from 0 to 1024 [ 34.045937][ T779] EXT4-fs: Ignoring removed i_version option [ 34.075903][ T782] loop2: detected capacity change from 0 to 1024 [ 34.082755][ T782] EXT4-fs: Ignoring removed i_version option [ 34.111037][ T785] loop2: detected capacity change from 0 to 1024 [ 34.121261][ T785] EXT4-fs: Ignoring removed i_version option [ 34.145672][ T788] loop2: detected capacity change from 0 to 1024 [ 34.152552][ T788] EXT4-fs: Ignoring removed i_version option [ 34.180270][ T791] EXT4-fs: Ignoring removed i_version option [ 34.210576][ T794] EXT4-fs: Ignoring removed i_version option [ 34.240488][ T797] EXT4-fs: Ignoring removed i_version option [ 34.269358][ T800] EXT4-fs: Ignoring removed i_version option [ 34.300427][ T803] EXT4-fs: Ignoring removed i_version option [ 34.339887][ T807] EXT4-fs: Ignoring removed i_version option [ 34.370912][ T810] EXT4-fs: Ignoring removed i_version option [ 34.407537][ T814] EXT4-fs: Ignoring removed i_version option [ 34.438395][ T817] EXT4-fs: Ignoring removed i_version option [ 34.478457][ T820] EXT4-fs: Ignoring removed i_version option [ 34.512314][ T823] EXT4-fs: Ignoring removed i_version option [ 34.548079][ T826] EXT4-fs: Ignoring removed i_version option [ 34.580836][ T829] EXT4-fs: Ignoring removed i_version option [ 34.615645][ T833] EXT4-fs: Ignoring removed i_version option [ 34.648851][ T836] EXT4-fs: Ignoring removed i_version option [ 34.682418][ T839] EXT4-fs: Ignoring removed i_version option [ 34.717293][ T842] EXT4-fs: Ignoring removed i_version option [ 34.757095][ T845] EXT4-fs: Ignoring removed i_version option [ 34.787098][ T848] EXT4-fs: Ignoring removed i_version option [ 34.802484][ T848] EXT4-fs mount: 235 callbacks suppressed [ 34.802496][ T848] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 34.822752][ T371] EXT4-fs (loop2): unmounting filesystem. [ 34.840167][ T851] EXT4-fs: Ignoring removed i_version option [ 34.853211][ T851] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 34.866491][ T371] EXT4-fs (loop2): unmounting filesystem. [ 34.891450][ T854] EXT4-fs: Ignoring removed i_version option [ 34.903190][ T854] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 34.916974][ T371] EXT4-fs (loop2): unmounting filesystem. [ 34.935067][ T857] EXT4-fs: Ignoring removed i_version option [ 34.953699][ T857] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 34.971154][ T371] EXT4-fs (loop2): unmounting filesystem. [ 34.998871][ T860] EXT4-fs: Ignoring removed i_version option [ 35.013066][ T860] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 35.032354][ T371] EXT4-fs (loop2): unmounting filesystem. [ 35.053023][ T863] EXT4-fs: Ignoring removed i_version option [ 35.063110][ T863] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 35.078348][ T371] EXT4-fs (loop2): unmounting filesystem. [ 35.094426][ T866] EXT4-fs: Ignoring removed i_version option [ 35.112419][ T866] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 35.130775][ T371] EXT4-fs (loop2): unmounting filesystem. [ 35.146951][ T869] EXT4-fs: Ignoring removed i_version option [ 35.165247][ T869] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 35.180563][ T371] EXT4-fs (loop2): unmounting filesystem. [ 35.201133][ T872] EXT4-fs: Ignoring removed i_version option [ 35.215218][ T872] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 35.227543][ T371] EXT4-fs (loop2): unmounting filesystem. [ 35.250043][ T875] EXT4-fs: Ignoring removed i_version option [ 35.262729][ T875] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 35.278830][ T371] EXT4-fs (loop2): unmounting filesystem. [ 35.295816][ T878] EXT4-fs: Ignoring removed i_version option [ 35.316102][ T878] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 35.340743][ T371] EXT4-fs (loop2): unmounting filesystem. [ 35.359169][ T881] EXT4-fs: Ignoring removed i_version option [ 35.372783][ T881] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 35.386093][ T371] EXT4-fs (loop2): unmounting filesystem. [ 35.411376][ T884] EXT4-fs: Ignoring removed i_version option [ 35.424027][ T884] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 35.442070][ T371] EXT4-fs (loop2): unmounting filesystem. [ 35.459594][ T887] EXT4-fs: Ignoring removed i_version option [ 35.472713][ T887] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 35.485443][ T371] EXT4-fs (loop2): unmounting filesystem. [ 35.502104][ T890] EXT4-fs: Ignoring removed i_version option [ 35.512653][ T890] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 35.522749][ T890] ================================================================== [ 35.530990][ T890] BUG: KASAN: out-of-bounds in ext4_xattr_set_entry+0x979/0x21d0 [ 35.538759][ T890] Read of size 18446744073709551588 at addr ffff88810d5bc040 by task syz.2.201/890 [ 35.548406][ T890] [ 35.550783][ T890] CPU: 0 PID: 890 Comm: syz.2.201 Not tainted syzkaller #0 [ 35.558276][ T890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 35.568806][ T890] Call Trace: [ 35.572382][ T890] [ 35.575344][ T890] __dump_stack+0x21/0x24 [ 35.579890][ T890] dump_stack_lvl+0x110/0x170 [ 35.584623][ T890] ? __cfi_dump_stack_lvl+0x8/0x8 [ 35.589770][ T890] ? kasan_save_alloc_info+0x25/0x30 [ 35.595077][ T890] ? ext4_xattr_block_set+0x9d5/0x3260 [ 35.600657][ T890] ? ext4_xattr_set+0x242/0x320 [ 35.605537][ T890] ? ext4_xattr_trusted_set+0x3c/0x50 [ 35.611087][ T890] ? ext4_xattr_set_entry+0x979/0x21d0 [ 35.616684][ T890] print_address_description+0x71/0x200 [ 35.622278][ T890] print_report+0x4a/0x60 [ 35.626675][ T890] kasan_report+0x122/0x150 [ 35.631200][ T890] ? ext4_xattr_set_entry+0x979/0x21d0 [ 35.636807][ T890] ? ext4_xattr_set_entry+0x979/0x21d0 [ 35.642482][ T890] kasan_check_range+0x249/0x2a0 [ 35.647645][ T890] ? ext4_xattr_set_entry+0x979/0x21d0 [ 35.653130][ T890] memmove+0x2d/0x70 [ 35.657140][ T890] ext4_xattr_set_entry+0x979/0x21d0 [ 35.662694][ T890] ext4_xattr_block_set+0xad3/0x3260 [ 35.668012][ T890] ? __kasan_check_write+0x14/0x20 [ 35.673320][ T890] ? iput+0x620/0x670 [ 35.677625][ T890] ? ext4_xattr_block_find+0x310/0x310 [ 35.683497][ T890] ext4_xattr_set_handle+0x1338/0x1570 [ 35.689185][ T890] ? __cfi_ext4_xattr_set_handle+0x10/0x10 [ 35.695064][ T890] ? __kasan_check_read+0x11/0x20 [ 35.700413][ T890] ? __ext4_journal_start_sb+0x2ed/0x4a0 [ 35.706076][ T890] ext4_xattr_set+0x242/0x320 [ 35.710821][ T890] ? __kasan_kmalloc+0x95/0xb0 [ 35.715853][ T890] ? __kmalloc_node+0xb2/0x1e0 [ 35.720996][ T890] ? __cfi_ext4_xattr_set+0x10/0x10 [ 35.726255][ T890] ? selinux_inode_setxattr+0x5cf/0xbf0 [ 35.731936][ T890] ext4_xattr_trusted_set+0x3c/0x50 [ 35.737334][ T890] ? __cfi_ext4_xattr_trusted_set+0x10/0x10 [ 35.743252][ T890] __vfs_setxattr+0x3f2/0x440 [ 35.748233][ T890] __vfs_setxattr_noperm+0x12a/0x5e0 [ 35.753815][ T890] __vfs_setxattr_locked+0x212/0x230 [ 35.759320][ T890] vfs_setxattr+0x167/0x2e0 [ 35.763951][ T890] ? __cfi_vfs_setxattr+0x10/0x10 [ 35.769256][ T890] ? __kasan_check_write+0x14/0x20 [ 35.774570][ T890] setxattr+0x346/0x360 [ 35.778925][ T890] ? path_setxattr+0x290/0x290 [ 35.783755][ T890] ? __mnt_want_write+0x1e6/0x260 [ 35.789223][ T890] ? mnt_want_write+0x220/0x300 [ 35.794101][ T890] path_setxattr+0x147/0x290 [ 35.798871][ T890] ? simple_xattr_list_add+0x120/0x120 [ 35.805068][ T890] __x64_sys_lsetxattr+0xc2/0xe0 [ 35.810394][ T890] x64_sys_call+0x8b7/0x9a0 [ 35.815228][ T890] do_syscall_64+0x4c/0xa0 [ 35.819753][ T890] ? clear_bhb_loop+0x30/0x80 [ 35.824443][ T890] ? clear_bhb_loop+0x30/0x80 [ 35.829250][ T890] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 35.835792][ T890] RIP: 0033:0x7f178959cdd9 [ 35.840329][ T890] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 35.860389][ T890] RSP: 002b:00007ffc30850b48 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd [ 35.868821][ T890] RAX: ffffffffffffffda RBX: 00007f1789815fa0 RCX: 00007f178959cdd9 [ 35.877012][ T890] RDX: 0000200000000000 RSI: 0000200000000180 RDI: 0000200000000080 [ 35.885086][ T890] RBP: 00007f1789632d69 R08: 0000000000000000 R09: 0000000000000000 [ 35.893340][ T890] R10: 0000000000000361 R11: 0000000000000246 R12: 0000000000000000 [ 35.901355][ T890] R13: 00007f1789815fac R14: 00007f1789815fa0 R15: 00007f1789815fa0 [ 35.909532][ T890] [ 35.912566][ T890] [ 35.914892][ T890] Allocated by task 890: [ 35.919400][ T890] kasan_set_track+0x4b/0x70 [ 35.924006][ T890] kasan_save_alloc_info+0x25/0x30 [ 35.929221][ T890] __kasan_kmalloc+0x95/0xb0 [ 35.934081][ T890] __kmalloc_node_track_caller+0xb1/0x1e0 [ 35.939900][ T890] kmemdup+0x2b/0x60 [ 35.943890][ T890] ext4_xattr_block_set+0x9d5/0x3260 [ 35.949640][ T890] ext4_xattr_set_handle+0x1338/0x1570 [ 35.955215][ T890] ext4_xattr_set+0x242/0x320 [ 35.959917][ T890] ext4_xattr_trusted_set+0x3c/0x50 [ 35.965144][ T890] __vfs_setxattr+0x3f2/0x440 [ 35.969973][ T890] __vfs_setxattr_noperm+0x12a/0x5e0 [ 35.975287][ T890] __vfs_setxattr_locked+0x212/0x230 [ 35.980648][ T890] vfs_setxattr+0x167/0x2e0 [ 35.985172][ T890] setxattr+0x346/0x360 [ 35.989336][ T890] path_setxattr+0x147/0x290 [ 35.994122][ T890] __x64_sys_lsetxattr+0xc2/0xe0 [ 35.999071][ T890] x64_sys_call+0x8b7/0x9a0 [ 36.003698][ T890] do_syscall_64+0x4c/0xa0 [ 36.008169][ T890] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 36.014188][ T890] [ 36.016624][ T890] The buggy address belongs to the object at ffff88810d5bc000 [ 36.016624][ T890] which belongs to the cache kmalloc-1k of size 1024 [ 36.030864][ T890] The buggy address is located 64 bytes inside of [ 36.030864][ T890] 1024-byte region [ffff88810d5bc000, ffff88810d5bc400) [ 36.044769][ T890] [ 36.047151][ T890] The buggy address belongs to the physical page: [ 36.053857][ T890] page:ffffea0004356e00 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff88810d5bd000 pfn:0x10d5b8 [ 36.065618][ T890] head:ffffea0004356e00 order:3 compound_mapcount:0 compound_pincount:0 [ 36.074172][ T890] flags: 0x4000000000010200(slab|head|zone=1) [ 36.080372][ T890] raw: 4000000000010200 ffffea000448c600 dead000000000002 ffff888100043080 [ 36.088970][ T890] raw: ffff88810d5bd000 000000008010000e 00000001ffffffff 0000000000000000 [ 36.097742][ T890] page dumped because: kasan: bad access detected [ 36.104200][ T890] page_owner tracks the page as allocated [ 36.110016][ T890] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2000(__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, tgid 1 (swapper/0), ts 2839855303, free_ts 0 [ 36.128789][ T890] post_alloc_hook+0x1f5/0x210 [ 36.133664][ T890] prep_new_page+0x1c/0x110 [ 36.138275][ T890] get_page_from_freelist+0x2d12/0x2d80 [ 36.143931][ T890] __alloc_pages+0x1fa/0x610 [ 36.148586][ T890] alloc_slab_page+0x6e/0xf0 [ 36.153204][ T890] new_slab+0x98/0x3d0 [ 36.157462][ T890] ___slab_alloc+0x6bd/0xb20 [ 36.162766][ T890] __slab_alloc+0x5e/0xa0 [ 36.167120][ T890] __kmem_cache_alloc_node+0x203/0x2c0 [ 36.172690][ T890] kmalloc_node_trace+0x26/0xb0 [ 36.177557][ T890] blk_mq_alloc_and_init_hctx+0x1c0/0xe50 [ 36.183298][ T890] blk_mq_realloc_hw_ctxs+0x181/0x420 [ 36.188686][ T890] blk_mq_init_allocated_queue+0x53c/0x1710 [ 36.194617][ T890] blk_mq_init_queue+0xa6/0x120 [ 36.199521][ T890] scsi_alloc_sdev+0x6a0/0xac0 [ 36.204331][ T890] scsi_probe_and_add_lun+0x192/0x3c40 [ 36.209936][ T890] page_owner free stack trace missing [ 36.215940][ T890] [ 36.218287][ T890] Memory state around the buggy address: [ 36.224130][ T890] ffff88810d5bbf00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 36.232299][ T890] ffff88810d5bbf80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 36.240508][ T890] >ffff88810d5bc000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 36.248866][ T890] ^ [ 36.255137][ T890] ffff88810d5bc080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 36.263400][ T890] ffff88810d5bc100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 36.271492][ T890] ================================================================== [ 36.285503][ T28] audit: type=1400 audit(1777689101.566:110): avc: denied { read } for pid=84 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 36.307832][ T890] Disabling lock debugging due to kernel taint [ 36.317204][ T28] audit: type=1400 audit(1777689101.566:111): avc: denied { search } for pid=84 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 36.340906][ T371] EXT4-fs (loop2): unmounting filesystem. [ 36.347552][ T28] audit: type=1400 audit(1777689101.566:112): avc: denied { write } for pid=84 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 36.369635][ T28] audit: type=1400 audit(1777689101.566:113): avc: denied { add_name } for pid=84 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 36.390987][ T28] audit: type=1400 audit(1777689101.566:114): avc: denied { create } for pid=84 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 36.412752][ T28] audit: type=1400 audit(1777689101.566:115): avc: denied { append open } for pid=84 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 36.438305][ T28] audit: type=1400 audit(1777689101.566:116): avc: denied { getattr } for pid=84 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 36.486974][ T893] EXT4-fs: Ignoring removed i_version option [ 36.504954][ T893] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 36.528130][ T371] EXT4-fs (loop2): unmounting filesystem. [ 36.549356][ T896] EXT4-fs: Ignoring removed i_version option [ 36.575239][ T896] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 36.594344][ T371] EXT4-fs (loop2): unmounting filesystem. [ 36.614475][ T899] EXT4-fs: Ignoring removed i_version option [ 36.633614][ T899] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 36.650395][ T371] EXT4-fs (loop2): unmounting filesystem. [ 36.670193][ T902] EXT4-fs: Ignoring removed i_version option [ 36.685178][ T902] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 36.697382][ T371] EXT4-fs (loop2): unmounting filesystem. [ 36.725702][ T905] EXT4-fs: Ignoring removed i_version option [ 36.743563][ T905] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 36.761378][ T371] EXT4-fs (loop2): unmounting filesystem. [ 36.788632][ T908] EXT4-fs: Ignoring removed i_version option [ 36.803141][ T908] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 36.822306][ T371] EXT4-fs (loop2): unmounting filesystem. [ 36.851463][ T911] EXT4-fs: Ignoring removed i_version option [ 36.864177][ T911] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 36.878620][ T371] EXT4-fs (loop2): unmounting filesystem. [ 36.894666][ T914] EXT4-fs: Ignoring removed i_version option [ 36.912549][ T914] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 36.930835][ T371] EXT4-fs (loop2): unmounting filesystem. [ 36.957711][ T917] EXT4-fs: Ignoring removed i_version option [ 36.973170][ T917] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 36.987143][ T371] EXT4-fs (loop2): unmounting filesystem. [ 37.005498][ T920] EXT4-fs: Ignoring removed i_version option [ 37.022873][ T920] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 37.035171][ T371] EXT4-fs (loop2): unmounting filesystem. [ 37.066633][ T923] EXT4-fs: Ignoring removed i_version option [ 37.082439][ T923] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 37.099489][ T371] EXT4-fs (loop2): unmounting filesystem. [ 37.120536][ T926] EXT4-fs: Ignoring removed i_version option [ 37.132644][ T926] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 37.145072][ T371] EXT4-fs (loop2): unmounting filesystem. [ 37.168656][ T929] EXT4-fs: Ignoring removed i_version option [ 37.183929][ T929] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 37.201692][ T371] EXT4-fs (loop2): unmounting filesystem. [ 37.217817][ T932] EXT4-fs: Ignoring removed i_version option [ 37.235135][ T932] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 37.251705][ T371] EXT4-fs (loop2): unmounting filesystem. [ 37.270443][ T935] EXT4-fs: Ignoring removed i_version option [ 37.286302][ T935] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 37.299693][ T371] EXT4-fs (loop2): unmounting filesystem. [ 37.327826][ T938] EXT4-fs: Ignoring removed i_version option [ 37.353304][ T938] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 37.370791][ T371] EXT4-fs (loop2): unmounting filesystem. [ 37.392983][ T941] EXT4-fs: Ignoring removed i_version option [ 37.412791][ T941] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 37.428037][ T371] EXT4-fs (loop2): unmounting filesystem. [ 37.445068][ T944] EXT4-fs: Ignoring removed i_version option [ 37.481245][ T947] EXT4-fs: Ignoring removed i_version option [ 37.510282][ T950] EXT4-fs: Ignoring removed i_version option [ 37.536391][ T953] EXT4-fs: Ignoring removed i_version option [ 37.577420][ T957] EXT4-fs: Ignoring removed i_version option [ 37.609783][ T960] EXT4-fs: Ignoring removed i_version option [ 37.645673][ T963] EXT4-fs: Ignoring removed i_version option [ 37.681937][ T966] EXT4-fs: Ignoring removed i_version option [ 37.706452][ T969] EXT4-fs: Ignoring removed i_version option [ 37.738221][ T972] EXT4-fs: Ignoring removed i_version option [ 37.765975][ T975] EXT4-fs: Ignoring removed i_version option [ 37.796052][ T978] EXT4-fs: Ignoring removed i_version option [ 37.826010][ T981] EXT4-fs: Ignoring removed i_version option [ 37.871340][ T985] EXT4-fs: Ignoring removed i_version option [ 37.908041][ T989] EXT4-fs: Ignoring removed i_version option [ 37.941506][ T992] EXT4-fs: Ignoring removed i_version option [ 37.964867][ T995] EXT4-fs: Ignoring removed i_version option [ 38.009693][ T999] EXT4-fs: Ignoring removed i_version option [ 38.058259][ T1003] EXT4-fs: Ignoring removed i_version option [ 38.089629][ T1006] EXT4-fs: Ignoring removed i_version option [ 38.119746][ T1009] EXT4-fs: Ignoring removed i_version option [ 38.150342][ T1012] EXT4-fs: Ignoring removed i_version option [ 38.181541][ T1015] EXT4-fs: Ignoring removed i_version option [ 38.209353][ T1018] EXT4-fs: Ignoring removed i_version option [ 38.249043][ T1022] EXT4-fs: Ignoring removed i_version option 2026/05/02 02:31:43 executed programs: 235 [ 38.291420][ T1026] EXT4-fs: Ignoring removed i_version option [ 38.339164][ T1030] EXT4-fs: Ignoring removed i_version option [ 38.384759][ T1034] EXT4-fs: Ignoring removed i_version option [ 38.418070][ T1037] EXT4-fs: Ignoring removed i_version option [ 38.464894][ T1041] EXT4-fs: Ignoring removed i_version option [ 38.507666][ T1044] EXT4-fs: Ignoring removed i_version option [ 38.538613][ T1047] EXT4-fs: Ignoring removed i_version option [ 38.571049][ T1050] EXT4-fs: Ignoring removed i_version option [ 38.608272][ T1054] EXT4-fs: Ignoring removed i_version option [ 38.639184][ T1057] EXT4-fs: Ignoring removed i_version option [ 38.676700][ T1060] EXT4-fs: Ignoring removed i_version option [ 38.706402][ T1063] EXT4-fs: Ignoring removed i_version option [ 38.735945][ T1066] EXT4-fs: Ignoring removed i_version option [ 38.775968][ T1070] set_capacity_and_notify: 88 callbacks suppressed [ 38.775982][ T1070] loop2: detected capacity change from 0 to 1024 [ 38.790081][ T1070] EXT4-fs: Ignoring removed i_version option [ 38.828526][ T1074] loop2: detected capacity change from 0 to 1024 [ 38.836578][ T1074] EXT4-fs: Ignoring removed i_version option [ 38.882360][ T1077] loop2: detected capacity change from 0 to 1024 [ 38.889241][ T1077] EXT4-fs: Ignoring removed i_version option [ 38.929592][ T1080] loop2: detected capacity change from 0 to 1024 [ 38.936664][ T1080] EXT4-fs: Ignoring removed i_version option [ 38.968128][ T1083] loop2: detected capacity change from 0 to 1024 [ 38.974963][ T1083] EXT4-fs: Ignoring removed i_version option [ 39.004045][ T1086] loop2: detected capacity change from 0 to 1024 [ 39.010774][ T1086] EXT4-fs: Ignoring removed i_version option [ 39.038950][ T1089] loop2: detected capacity change from 0 to 1024 [ 39.046043][ T1089] EXT4-fs: Ignoring removed i_version option [ 39.075628][ T1092] loop2: detected capacity change from 0 to 1024 [ 39.082511][ T1092] EXT4-fs: Ignoring removed i_version option [ 39.116396][ T1095] loop2: detected capacity change from 0 to 1024 [ 39.123580][ T1095] EXT4-fs: Ignoring removed i_version option [ 39.164732][ T1099] loop2: detected capacity change from 0 to 1024 [ 39.172927][ T1099] EXT4-fs: Ignoring removed i_version option [ 39.202365][ T1102] EXT4-fs: Ignoring removed i_version option [ 39.238451][ T1106] EXT4-fs: Ignoring removed i_version option [ 39.268470][ T1109] EXT4-fs: Ignoring removed i_version option [ 39.307397][ T1112] EXT4-fs: Ignoring removed i_version option [ 39.336418][ T1115] EXT4-fs: Ignoring removed i_version option [ 39.368312][ T1118] EXT4-fs: Ignoring removed i_version option [ 39.404684][ T1121] EXT4-fs: Ignoring removed i_version option [ 39.435896][ T1124] EXT4-fs: Ignoring removed i_version option [ 39.480544][ T1127] EXT4-fs: Ignoring removed i_version option [ 39.505856][ T1130] EXT4-fs: Ignoring removed i_version option [ 39.536916][ T1133] EXT4-fs: Ignoring removed i_version option [ 39.568095][ T1136] EXT4-fs: Ignoring removed i_version option [ 39.600128][ T1139] EXT4-fs: Ignoring removed i_version option [ 39.639671][ T1143] EXT4-fs: Ignoring removed i_version option [ 39.676617][ T1146] EXT4-fs: Ignoring removed i_version option [ 39.710506][ T1149] EXT4-fs: Ignoring removed i_version option [ 39.739286][ T1152] EXT4-fs: Ignoring removed i_version option [ 39.769062][ T1155] EXT4-fs: Ignoring removed i_version option [ 39.808202][ T1159] EXT4-fs: Ignoring removed i_version option [ 39.851591][ T1162] EXT4-fs: Ignoring removed i_version option [ 39.877662][ T1165] EXT4-fs: Ignoring removed i_version option [ 39.913774][ T1168] EXT4-fs: Ignoring removed i_version option [ 39.936261][ T1171] EXT4-fs: Ignoring removed i_version option [ 39.970260][ T1174] EXT4-fs: Ignoring removed i_version option [ 40.005038][ T1177] EXT4-fs: Ignoring removed i_version option [ 40.039957][ T1180] EXT4-fs: Ignoring removed i_version option [ 40.067462][ T1183] EXT4-fs: Ignoring removed i_version option [ 40.096489][ T1186] EXT4-fs: Ignoring removed i_version option [ 40.125417][ T1189] EXT4-fs: Ignoring removed i_version option [ 40.156662][ T1192] EXT4-fs: Ignoring removed i_version option [ 40.187317][ T1195] EXT4-fs: Ignoring removed i_version option [ 40.231676][ T1199] EXT4-fs: Ignoring removed i_version option [ 40.269551][ T1202] EXT4-fs: Ignoring removed i_version option [ 40.309784][ T1206] EXT4-fs: Ignoring removed i_version option [ 40.345617][ T1209] EXT4-fs: Ignoring removed i_version option [ 40.376256][ T1212] EXT4-fs: Ignoring removed i_version option [ 40.428518][ T1216] EXT4-fs: Ignoring removed i_version option [ 40.462594][ T1219] EXT4-fs: Ignoring removed i_version option [ 40.484213][ T1222] EXT4-fs: Ignoring removed i_version option [ 40.531998][ T1226] EXT4-fs: Ignoring removed i_version option [ 40.570477][ T1229] EXT4-fs: Ignoring removed i_version option [ 40.598657][ T1232] EXT4-fs: Ignoring removed i_version option [ 40.633445][ T1235] EXT4-fs: Ignoring removed i_version option [ 40.668782][ T1239] EXT4-fs: Ignoring removed i_version option [ 40.700240][ T1242] EXT4-fs: Ignoring removed i_version option [ 40.726089][ T1245] EXT4-fs: Ignoring removed i_version option [ 40.755159][ T1248] EXT4-fs: Ignoring removed i_version option [ 40.790162][ T1251] EXT4-fs: Ignoring removed i_version option [ 40.836347][ T1255] EXT4-fs: Ignoring removed i_version option [ 40.867453][ T1258] EXT4-fs: Ignoring removed i_version option [ 40.908860][ T1262] EXT4-fs: Ignoring removed i_version option [ 40.946085][ T1265] EXT4-fs: Ignoring removed i_version option [ 40.975702][ T1268] EXT4-fs: Ignoring removed i_version option [ 41.010181][ T1271] EXT4-fs: Ignoring removed i_version option [ 41.038786][ T1274] EXT4-fs: Ignoring removed i_version option [ 41.074054][ T1277] EXT4-fs: Ignoring removed i_version option [ 41.106211][ T1280] EXT4-fs: Ignoring removed i_version option [ 41.150074][ T1283] EXT4-fs: Ignoring removed i_version option [ 41.181674][ T308] general protection fault, probably for non-canonical address 0xa2140e48f8aa34fe: 0000 [#1] PREEMPT SMP KASAN [ 41.193661][ T308] CPU: 0 PID: 308 Comm: udevd Tainted: G B syzkaller #0 [ 41.202636][ T308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 41.212791][ T308] RIP: 0010:__kmem_cache_alloc_node+0x123/0x2c0 [ 41.219147][ T308] Code: 08 48 8b 38 48 85 ff 0f 84 e8 00 00 00 48 83 78 10 00 0f 84 dd 00 00 00 41 8b 47 28 48 8d 0c 07 49 8b 9f d8 00 00 00 48 0f c9 <48> 33 1c 07 48 31 cb 48 8d 4a 08 4d 8b 07 48 89 f8 65 49 0f c7 08 [ 41.239209][ T308] RSP: 0018:ffffc90003737980 EFLAGS: 00010286 [ 41.245681][ T308] RAX: 0000000000000800 RBX: a2bc675b4d56ab64 RCX: fe34aaf8480e14a2 [ 41.253766][ T308] RDX: 0000000000025c48 RSI: 0000000000001000 RDI: a2140e48f8aa2cfe [ 41.261838][ T308] RBP: ffffc900037379d0 R08: ffffffff82e45e53 R09: ffffffff82e45e53 [ 41.269992][ T308] R10: 0000000000000000 R11: 00000000ffffffff R12: 0000000000000dc0 [ 41.278139][ T308] R13: 0000000000000000 R14: ffffffff82e45e53 R15: ffff888100043380 [ 41.286292][ T308] FS: 00007f4e0bdfd880(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 41.295262][ T308] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.301861][ T308] CR2: 00007f4e0bdee000 CR3: 0000000110170000 CR4: 00000000003506b0 [ 41.310323][ T308] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.318300][ T308] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.326488][ T308] Call Trace: [ 41.329857][ T308] [ 41.332854][ T308] ? uevent_show+0x163/0x350 [ 41.337564][ T308] ? uevent_show+0x163/0x350 [ 41.342199][ T308] kmalloc_trace+0x29/0xb0 [ 41.346715][ T308] uevent_show+0x163/0x350 [ 41.351148][ T308] ? kvmalloc_node+0x28a/0x460 [ 41.356014][ T308] dev_attr_show+0x64/0xe0 [ 41.360717][ T308] ? __cfi_dev_attr_show+0x10/0x10 [ 41.366307][ T308] sysfs_kf_seq_show+0x280/0x3a0 [ 41.371559][ T308] kernfs_seq_show+0x12a/0x180 [ 41.376521][ T308] seq_read_iter+0x4c4/0xdd0 [ 41.381119][ T308] ? up_read+0x56/0x1d0 [ 41.385351][ T308] ? from_kgid_munged+0x1b1/0x6c0 [ 41.390577][ T308] ? kernfs_iop_getattr+0x290/0x390 [ 41.396371][ T308] kernfs_fop_read_iter+0x14a/0x4e0 [ 41.401980][ T308] vfs_read+0x454/0x910 [ 41.406160][ T308] ? __cfi_vfs_read+0x10/0x10 [ 41.411026][ T308] ? __kasan_check_read+0x11/0x20 [ 41.416093][ T308] ? __fdget_pos+0x2d4/0x380 [ 41.420707][ T308] ksys_read+0x149/0x250 [ 41.425268][ T308] ? __cfi_ksys_read+0x10/0x10 [ 41.430065][ T308] ? debug_smp_processor_id+0x17/0x20 [ 41.435503][ T308] __x64_sys_read+0x7b/0x90 [ 41.440151][ T308] x64_sys_call+0x2f/0x9a0 [ 41.444756][ T308] do_syscall_64+0x4c/0xa0 [ 41.449217][ T308] ? clear_bhb_loop+0x30/0x80 [ 41.453900][ T308] ? clear_bhb_loop+0x30/0x80 [ 41.458699][ T308] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 41.464638][ T308] RIP: 0033:0x7f4e0b6a7407 [ 41.469059][ T308] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 41.489018][ T308] RSP: 002b:00007ffe258d3d60 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 41.497798][ T308] RAX: ffffffffffffffda RBX: 00007f4e0bdfd880 RCX: 00007f4e0b6a7407 [ 41.506491][ T308] RDX: 0000000000001000 RSI: 0000559b3ff310d0 RDI: 0000000000000009 [ 41.514601][ T308] RBP: 00007f4e0b7efff0 R08: 0000000000000000 R09: 0000000000000000 [ 41.523038][ T308] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000a [ 41.531289][ T308] R13: 00007f4e0b7efea0 R14: 0000000000000000 R15: 0000559b3ff1a580 [ 41.539566][ T308] [ 41.542777][ T308] Modules linked in: [ 41.546735][ T300] general protection fault, probably for non-canonical address 0xdffffc0000000009: 0000 [#2] PREEMPT SMP KASAN [ 41.548761][ C0] slab shmem_inode_cache [ 41.558566][ T300] KASAN: null-ptr-deref in range [0x0000000000000048-0x000000000000004f] [ 41.558586][ T300] CPU: 1 PID: 300 Comm: syz-executor Tainted: G B D syzkaller #0 [ 41.558608][ T300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 41.563002][ C0] start ffff888112ee0b58 [ 41.571406][ T300] RIP: 0010:do_select+0xdb0/0x16b0 [ 41.580357][ C0] pointer offset 464 [ 41.590434][ T300] Code: 00 fc ff df 80 3c 08 00 74 12 48 89 df e8 28 f7 f1 ff 48 b9 00 00 00 00 00 fc ff df 48 8b 1b 48 83 c3 48 48 89 d8 48 c1 e8 03 <80> 3c 08 00 74 08 48 89 df e8 02 f7 f1 ff 48 8b 1b 48 85 db 0f 84 [ 41.590453][ T300] RSP: 0018:ffffc90000ee7620 EFLAGS: 00010206 [ 41.630647][ T300] RAX: 0000000000000009 RBX: 0000000000000048 RCX: dffffc0000000000 [ 41.638639][ T300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 41.646840][ T300] RBP: ffffc90000ee7b50 R08: ffff888120e0ba83 R09: 1ffff110241c1750 [ 41.654826][ T300] R10: dffffc0000000000 R11: ffffed10241c1751 R12: ffff888112fa2c00 [ 41.662912][ T300] R13: 0000000000000800 R14: ffff888112fa2c00 R15: 0000000000000000 [ 41.671430][ T300] FS: 000055558ba1d500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 41.680466][ T300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.687074][ T300] CR2: 0000001b33e63fff CR3: 0000000109898000 CR4: 00000000003506a0 [ 41.695161][ T300] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.703355][ T300] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.711610][ T300] Call Trace: [ 41.714905][ T300] [ 41.717856][ T300] ? core_sys_select+0x720/0x720 [ 41.722903][ T300] ? tcp_push+0x48f/0x660 [ 41.727271][ T300] ? __cfi_pollwake+0x10/0x10 [ 41.731962][ T300] ? __cfi_pollwake+0x10/0x10 [ 41.736652][ T300] ? __cfi_pollwake+0x10/0x10 [ 41.741355][ T300] ? kill_fasync+0x1d0/0x210 [ 41.746046][ T300] ? pipe_write+0x14ee/0x1970 [ 41.751083][ T300] core_sys_select+0x5c0/0x720 [ 41.755870][ T300] ? __cfi_core_sys_select+0x10/0x10 [ 41.761366][ T300] ? __cfi_set_user_sigmask+0x10/0x10 [ 41.766772][ T300] __se_sys_pselect6+0x274/0x340 [ 41.771818][ T300] ? __x64_sys_pselect6+0x100/0x100 [ 41.777036][ T300] ? ksys_write+0x1e4/0x250 [ 41.781545][ T300] ? __cfi_ksys_write+0x10/0x10 [ 41.786416][ T300] __x64_sys_pselect6+0xe5/0x100 [ 41.791460][ T300] x64_sys_call+0x1b0/0x9a0 [ 41.796431][ T300] do_syscall_64+0x4c/0xa0 [ 41.801040][ T300] ? clear_bhb_loop+0x30/0x80 [ 41.806103][ T300] ? clear_bhb_loop+0x30/0x80 [ 41.810971][ T300] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 41.816902][ T300] RIP: 0033:0x7fa067d57f57 [ 41.821514][ T300] Code: 48 89 fa 4c 89 df e8 a8 56 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 41.841503][ T300] RSP: 002b:00007ffc493fa5d0 EFLAGS: 00000202 ORIG_RAX: 000000000000010e [ 41.850116][ T300] RAX: ffffffffffffffda RBX: 000055558ba1d500 RCX: 00007fa067d57f57 [ 41.858566][ T300] RDX: 0000000000000000 RSI: 00007ffc493fa6f0 RDI: 0000000000000010 [ 41.866831][ T300] RBP: 00007ffc493fab50 R08: 00007ffc493fa610 R09: 00007ffc493fa620 [ 41.875354][ T300] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc493fa990 [ 41.883427][ T300] R13: 00007ffc493fa780 R14: 585858582e7a7973 R15: 00007ffc493fabc0 [ 41.891498][ T300] [ 41.894519][ T300] Modules linked in: [ 41.898554][ C0] BUG: unable to handle page fault for address: fffffffffffffffc [ 41.906653][ C0] #PF: supervisor read access in kernel mode [ 41.912671][ C0] #PF: error_code(0x0000) - not-present page [ 41.918725][ C0] PGD 7012067 P4D 7012067 PUD 7014067 PMD 0 [ 41.924841][ C0] Oops: 0000 [#3] PREEMPT SMP KASAN [ 41.930179][ C0] CPU: 0 PID: 13 Comm: ksoftirqd/0 Tainted: G B D syzkaller #0 [ 41.939030][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 41.949091][ C0] RIP: 0010:rcu_do_batch+0x51e/0xbc0 [ 41.954419][ C0] Code: 00 48 b8 00 00 00 00 00 fc ff df 80 3c 03 00 74 08 4c 89 ef e8 a3 68 58 00 49 c7 47 08 00 00 00 00 4c 89 ff 41 ba c8 6a 43 52 <45> 03 54 24 fc 74 02 0f 0b 41 ff d4 65 8b 05 e7 c4 a3 7e a9 00 01 [ 41.974230][ C0] RSP: 0018:ffffc900000d7ac0 EFLAGS: 00010246 [ 41.980397][ C0] RAX: dffffc0000000000 RBX: 1ffff110225dc1a6 RCX: 8261e6da59792a00 [ 41.988557][ C0] RDX: 0000000000000100 RSI: 0000000000000000 RDI: ffff888112ee0d28 [ 41.996598][ C0] RBP: ffffc900000d7c70 R08: 0000000000000003 R09: 0000000000000004 [ 42.004783][ C0] R10: 0000000052436ac8 R11: fffff5200001ae7c R12: 0000000000000000 [ 42.012791][ C0] R13: ffff888112ee0d30 R14: 0000000000000002 R15: ffff888112ee0d28 [ 42.020778][ C0] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 42.029909][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.036690][ C0] CR2: fffffffffffffffc CR3: 000000011020c000 CR4: 00000000003506b0 [ 42.044672][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.052748][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.060743][ C0] Call Trace: [ 42.064040][ C0] [ 42.067073][ C0] ? rcu_core+0xe80/0xe80 [ 42.071582][ C0] rcu_core+0x5c3/0xe80 [ 42.075925][ C0] ? rcu_cpu_kthread_park+0x90/0x90 [ 42.081327][ C0] ? __switch_to_asm+0x3a/0x60 [ 42.086214][ C0] ? __schedule+0xbae/0x1500 [ 42.090816][ C0] ? irqtime_account_irq+0x75/0x240 [ 42.096157][ C0] rcu_core_si+0x9/0x10 [ 42.100338][ C0] handle_softirqs+0x1d7/0x600 [ 42.105200][ C0] ? __cfi_run_ksoftirqd+0x10/0x10 [ 42.110505][ C0] run_ksoftirqd+0x28/0x30 [ 42.114947][ C0] smpboot_thread_fn+0x4a0/0x910 [ 42.120016][ C0] kthread+0x281/0x320 [ 42.124385][ C0] ? __cfi_smpboot_thread_fn+0x10/0x10 [ 42.129874][ C0] ? __cfi_kthread+0x10/0x10 [ 42.134479][ C0] ret_from_fork+0x1f/0x30 [ 42.139001][ C0] [ 42.142023][ C0] Modules linked in: [ 42.145925][ C0] CR2: fffffffffffffffc [ 42.150131][ C0] ---[ end trace 0000000000000000 ]--- [ 42.150128][ C1] general protection fault, probably for non-canonical address 0xdffffc00068e8f2a: 0000 [#4] PREEMPT SMP KASAN [ 42.150151][ C1] KASAN: probably user-memory-access in range [0x0000000034747950-0x0000000034747957] [ 42.155609][ C0] RIP: 0010:__kmem_cache_alloc_node+0x123/0x2c0 [ 42.167678][ C1] CPU: 1 PID: 1283 Comm: syz.2.347 Tainted: G B D syzkaller #0 [ 42.177409][ C0] Code: 08 48 8b 38 48 85 ff 0f 84 e8 00 00 00 48 83 78 10 00 0f 84 dd 00 00 00 41 8b 47 28 48 8d 0c 07 49 8b 9f d8 00 00 00 48 0f c9 <48> 33 1c 07 48 31 cb 48 8d 4a 08 4d 8b 07 48 89 f8 65 49 0f c7 08 [ 42.183663][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 42.192515][ C0] RSP: 0018:ffffc90003737980 EFLAGS: 00010286 [ 42.212236][ C1] RIP: 0010:cpuacct_account_field+0x8f/0xd0 [ 42.222412][ C0] [ 42.222420][ C0] RAX: 0000000000000800 RBX: a2bc675b4d56ab64 RCX: fe34aaf8480e14a2 [ 42.228512][ C1] Code: 63 ff eb 0c 4d 8b 36 49 81 fe c0 f1 10 87 74 51 48 c7 c7 80 94 69 85 e8 6f 81 a8 03 49 8d be f0 00 00 00 48 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 05 e8 e5 37 64 00 49 8b 86 f0 00 00 00 65 4a 01 [ 42.234419][ C0] RDX: 0000000000025c48 RSI: 0000000000001000 RDI: a2140e48f8aa2cfe [ 42.236764][ C1] RSP: 0018:ffffc900001b0b40 EFLAGS: 00010003 [ 42.244747][ C0] RBP: ffffc900037379d0 R08: ffffffff82e45e53 R09: ffffffff82e45e53 [ 42.264361][ C1] [ 42.264372][ C1] RAX: 00000000068e8f2a RBX: 000000000096e010 RCX: 42bdf63eb3adf900 [ 42.272446][ C0] R10: 0000000000000000 R11: 00000000ffffffff R12: 0000000000000dc0 [ 42.278532][ C1] RDX: 000000000096e010 RSI: ffffffff85699480 RDI: 0000000034747955 [ 42.286517][ C0] R13: 0000000000000000 R14: ffffffff82e45e53 R15: ffff888100043380 [ 42.288942][ C1] RBP: ffffc900001b0b60 R08: ffffffff87ba005f R09: 1ffffffff0f7400b [ 42.296937][ C0] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 42.305004][ C1] R10: dffffc0000000000 R11: fffffbfff0f7400c R12: dffffc0000000000 [ 42.313176][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.321171][ C1] R13: ffff88811a612d00 R14: 0000000034747865 R15: 0000000000000002 [ 42.329180][ C0] CR2: fffffffffffffffc CR3: 000000011020c000 CR4: 00000000003506b0 [ 42.338119][ C1] FS: 000055555929e500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 42.346371][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.352960][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.361033][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.369125][ C1] CR2: 0000001b33e63fff CR3: 000000011ecbb000 CR4: 00000000003506a0 [ 42.378324][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 42.386395][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.386407][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.386418][ C1] Call Trace: [ 42.386424][ C1] [ 42.386432][ C1] account_system_index_time+0x113/0x1e0 [ 42.386465][ C1] irqtime_account_process_tick+0x107/0x4b0 [ 42.386491][ C1] account_process_tick+0xec/0x5a0 [ 42.386515][ C1] ? timekeeping_advance+0x621/0x7b0 [ 42.386534][ C1] ? __cfi_account_process_tick+0x10/0x10 [ 42.386559][ C1] ? update_wall_time+0x25/0x30 [ 42.386576][ C1] ? tick_do_update_jiffies64+0x1ad/0x240 [ 42.386602][ C1] update_process_times+0x23/0x1b0 [ 42.386624][ C1] tick_sched_timer+0x17c/0x240 [ 42.386646][ C1] ? __cfi_tick_sched_timer+0x10/0x10 [ 42.386669][ C1] __hrtimer_run_queues+0x3bb/0x8e0 [ 42.386696][ C1] ? hrtimer_interrupt+0x8c0/0x8c0 [ 42.386720][ C1] ? ktime_get_update_offsets_now+0x30c/0x320 [ 42.386741][ C1] hrtimer_interrupt+0x3c7/0x8c0 [ 42.386769][ C1] __sysvec_apic_timer_interrupt+0x11e/0x440 [ 42.386793][ C1] sysvec_apic_timer_interrupt+0xa4/0xc0 [ 42.386818][ C1] [ 42.386822][ C1] [ 42.386828][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 42.386852][ C1] RIP: 0010:__memmove+0x19c/0x1a0 [ 42.386873][ C1] Code: fa 02 72 16 66 44 8b 1e 66 44 8b 54 16 fe 66 44 89 1f 66 44 89 54 17 fe eb 0c 48 83 fa 01 72 06 44 8a 1e 44 88 1f c3 48 89 d1 a4 c3 00 eb 2e 0f 1f 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 [ 42.386887][ C1] RSP: 0018:ffffc90002aef3a0 EFLAGS: 00010282 [ 42.386902][ C1] RAX: ffff888112e27060 RBX: ffffffffffffffe4 RCX: fffffffffe803df9 [ 42.386915][ C1] RDX: ffffffffffffffe4 RSI: ffff88811462322b RDI: ffff88811462324b [ 42.386927][ C1] RBP: ffffc90002aef3d0 R08: ffff888112e27024 R09: 0000000000000001 [ 42.386939][ C1] R10: dffffc0000000000 R11: ffffed10225c4e80 R12: 0000000000000000 [ 42.386950][ C1] R13: ffffffff81fc1bd9 R14: ffff888112e27040 R15: ffff888112e27060 [ 42.386964][ C1] ? ext4_xattr_set_entry+0x979/0x21d0 [ 42.386991][ C1] ? memmove+0x56/0x70 [ 42.387007][ C1] ext4_xattr_set_entry+0x979/0x21d0 [ 42.387035][ C1] ext4_xattr_block_set+0xad3/0x3260 [ 42.387063][ C1] ? __kasan_check_write+0x14/0x20 [ 42.387080][ C1] ? iput+0x620/0x670 [ 42.387100][ C1] ? ext4_xattr_block_find+0x310/0x310 [ 42.387132][ C1] ext4_xattr_set_handle+0x1338/0x1570 [ 42.387159][ C1] ? __cfi_ext4_xattr_set_handle+0x10/0x10 [ 42.387184][ C1] ? __kasan_check_read+0x11/0x20 [ 42.387200][ C1] ? __ext4_journal_start_sb+0x2ed/0x4a0 [ 42.387219][ C1] ext4_xattr_set+0x242/0x320 [ 42.387242][ C1] ? __kasan_kmalloc+0x95/0xb0 [ 42.387262][ C1] ? __kmalloc_node+0xb2/0x1e0 [ 42.387278][ C1] ? __cfi_ext4_xattr_set+0x10/0x10 [ 42.387301][ C1] ? selinux_inode_setxattr+0x5cf/0xbf0 [ 42.387325][ C1] ext4_xattr_trusted_set+0x3c/0x50 [ 42.387340][ C1] ? __cfi_ext4_xattr_trusted_set+0x10/0x10 [ 42.387356][ C1] __vfs_setxattr+0x3f2/0x440 [ 42.387381][ C1] __vfs_setxattr_noperm+0x12a/0x5e0 [ 42.387404][ C1] __vfs_setxattr_locked+0x212/0x230 [ 42.387427][ C1] vfs_setxattr+0x167/0x2e0 [ 42.387449][ C1] ? __cfi_vfs_setxattr+0x10/0x10 [ 42.387470][ C1] ? __kasan_check_write+0x14/0x20 [ 42.387487][ C1] setxattr+0x346/0x360 [ 42.387502][ C1] ? path_setxattr+0x290/0x290 [ 42.387521][ C1] ? __mnt_want_write+0x1e6/0x260 [ 42.387541][ C1] ? mnt_want_write+0x220/0x300 [ 42.387561][ C1] path_setxattr+0x147/0x290 [ 42.387575][ C1] ? simple_xattr_list_add+0x120/0x120 [ 42.387593][ C1] __x64_sys_lsetxattr+0xc2/0xe0 [ 42.387616][ C1] x64_sys_call+0x8b7/0x9a0 [ 42.387636][ C1] do_syscall_64+0x4c/0xa0 [ 42.387653][ C1] ? clear_bhb_loop+0x30/0x80 [ 42.387676][ C1] ? clear_bhb_loop+0x30/0x80 [ 42.387699][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 42.387721][ C1] RIP: 0033:0x7f178959cdd9 [ 42.387734][ C1] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 42.387747][ C1] RSP: 002b:00007ffc30850b48 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd [ 42.387763][ C1] RAX: ffffffffffffffda RBX: 00007f1789815fa0 RCX: 00007f178959cdd9 [ 42.387775][ C1] RDX: 0000200000000000 RSI: 0000200000000180 RDI: 0000200000000080 [ 42.387787][ C1] RBP: 00007f1789632d69 R08: 0000000000000000 R09: 0000000000000000 [ 42.387797][ C1] R10: 0000000000000361 R11: 0000000000000246 R12: 0000000000000000 [ 42.387807][ C1] R13: 00007f1789815fac R14: 00007f1789815fa0 R15: 00007f1789815fa0 [ 42.387822][ C1] [ 42.387826][ C1] Modules linked in: [ 42.394422][ C1] ---[ end trace 0000000000000000 ]--- [ 42.394429][ C1] RIP: 0010:__kmem_cache_alloc_node+0x123/0x2c0 [ 42.394454][ C1] Code: 08 48 8b 38 48 85 ff 0f 84 e8 00 00 00 48 83 78 10 00 0f 84 dd 00 00 00 41 8b 47 28 48 8d 0c 07 49 8b 9f d8 00 00 00 48 0f c9 <48> 33 1c 07 48 31 cb 48 8d 4a 08 4d 8b 07 48 89 f8 65 49 0f c7 08 [ 42.394467][ C1] RSP: 0018:ffffc90003737980 EFLAGS: 00010286 [ 42.394480][ C1] RAX: 0000000000000800 RBX: a2bc675b4d56ab64 RCX: fe34aaf8480e14a2 [ 42.394492][ C1] RDX: 0000000000025c48 RSI: 0000000000001000 RDI: a2140e48f8aa2cfe [ 42.394503][ C1] RBP: ffffc900037379d0 R08: ffffffff82e45e53 R09: ffffffff82e45e53 [ 42.394515][ C1] R10: 0000000000000000 R11: 00000000ffffffff R12: 0000000000000dc0 [ 42.394526][ C1] R13: 0000000000000000 R14: ffffffff82e45e53 R15: ffff888100043380 [ 42.394537][ C1] FS: 000055555929e500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 42.394552][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.394564][ C1] CR2: 0000001b33e63fff CR3: 000000011ecbb000 CR4: 00000000003506a0 [ 42.394578][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.394587][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.581082][ C0] Shutting down cpus with NMI [ 44.185165][ C0] Kernel Offset: disabled [ 44.189501][ C0] Rebooting in 86400 seconds..