[ 28.568495][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 28.584744][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 28.594194][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 28.605635][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 28.616346][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 28.632299][ T373] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 29.114918][ T176] device bridge_slave_1 left promiscuous mode [ 29.121073][ T176] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.130487][ T176] device bridge_slave_0 left promiscuous mode [ 29.137409][ T176] bridge0: port 1(bridge_slave_0) entered disabled state Warning: Permanently added '10.128.1.195' (ECDSA) to the list of known hosts. 2021/10/27 02:16:19 parsed 1 programs [ 35.638643][ T22] kauditd_printk_skb: 64 callbacks suppressed [ 35.638648][ T22] audit: type=1400 audit(1635300979.619:147): avc: denied { mounton } for pid=401 comm="syz-executor" path="/syzcgroup/unified" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=dir permissive=1 [ 35.638903][ T401] cgroup: Unknown subsys name 'net' [ 35.675497][ T401] cgroup: Unknown subsys name 'devices' [ 35.682090][ T401] cgroup: Unknown subsys name 'hugetlb' 2021/10/27 02:16:19 executed programs: 0 [ 35.688040][ T401] cgroup: Unknown subsys name 'rlimit' [ 35.694065][ T22] audit: type=1400 audit(1635300979.679:148): avc: denied { mounton } for pid=401 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 [ 35.733815][ T22] audit: type=1400 audit(1635300979.679:149): avc: denied { mount } for pid=401 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 35.778007][ T22] audit: type=1400 audit(1635300979.709:150): avc: denied { mounton } for pid=406 comm="syz-executor.0" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 35.805518][ T22] audit: type=1400 audit(1635300979.709:151): avc: denied { module_request } for pid=406 comm="syz-executor.0" kmod="netdev-nr0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 35.845196][ T409] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.853248][ T409] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.861404][ T409] device bridge_slave_0 entered promiscuous mode [ 35.876592][ T409] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.884076][ T409] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.891503][ T409] device bridge_slave_1 entered promiscuous mode [ 35.901325][ T406] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.908904][ T406] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.916889][ T406] device bridge_slave_0 entered promiscuous mode [ 35.925515][ T406] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.933796][ T406] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.942021][ T406] device bridge_slave_1 entered promiscuous mode [ 35.975637][ T411] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.983082][ T411] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.990531][ T411] device bridge_slave_0 entered promiscuous mode [ 35.998645][ T411] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.006003][ T411] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.013336][ T411] device bridge_slave_1 entered promiscuous mode [ 36.032307][ T413] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.040624][ T413] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.048346][ T413] device bridge_slave_0 entered promiscuous mode [ 36.057007][ T413] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.065133][ T413] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.072918][ T413] device bridge_slave_1 entered promiscuous mode [ 36.098608][ T416] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.105927][ T416] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.113280][ T416] device bridge_slave_0 entered promiscuous mode [ 36.156784][ T415] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.165377][ T415] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.172933][ T415] device bridge_slave_0 entered promiscuous mode [ 36.180266][ T416] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.187563][ T416] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.195286][ T416] device bridge_slave_1 entered promiscuous mode [ 36.229169][ T415] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.236957][ T415] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.245979][ T415] device bridge_slave_1 entered promiscuous mode [ 36.272618][ T406] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.280037][ T406] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.287505][ T406] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.294719][ T406] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.314105][ T411] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.321155][ T411] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.328910][ T411] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.336010][ T411] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.346931][ T409] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.353964][ T409] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.361469][ T409] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.368666][ T409] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.395030][ T413] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.402371][ T413] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.409709][ T413] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.417093][ T413] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.456054][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.463937][ T23] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.472320][ T23] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.481314][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.490564][ T23] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.498249][ T23] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.506972][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.515798][ T23] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.523515][ T23] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.532398][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 36.540286][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.575675][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.583486][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.591997][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.601096][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.610319][ T107] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.617391][ T107] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.624963][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.633593][ T107] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.640906][ T107] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.648315][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.656820][ T107] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.664010][ T107] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.671994][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.680695][ T107] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.687994][ T107] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.695412][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.703380][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.736631][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 36.745141][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.754029][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 36.764047][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.772749][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.781012][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.789203][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.797929][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 36.806620][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.815212][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.823360][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.832612][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.841179][ T107] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.848199][ T107] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.855829][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.864437][ T107] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.871956][ T107] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.879426][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.888836][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.896693][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.904924][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.916041][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 36.923780][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.931330][ T107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.939808][ T107] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.947029][ T107] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.964679][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 36.973184][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.981978][ T377] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.989485][ T377] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.997974][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.007466][ T377] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.015639][ T377] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.023425][ T377] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.048933][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 37.059511][ T22] audit: type=1400 audit(1635300981.039:152): avc: denied { mounton } for pid=435 comm="syz-executor.5" path="/root/syzkaller-testdir296019903/syzkaller.p3E4Rn/0/file0" dev="sda1" ino=1169 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 37.059962][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.097538][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 37.105218][ T437] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 37.106323][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.115510][ T437] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 37.123026][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 37.133078][ T22] audit: type=1400 audit(1635300981.119:153): avc: denied { mount } for pid=435 comm="syz-executor.5" name="/" dev="loop5" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 37.141343][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.173059][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 37.175633][ T22] audit: type=1400 audit(1635300981.159:154): avc: denied { unmount } for pid=415 comm="syz-executor.5" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 37.181566][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.210011][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 37.218400][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.226753][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 37.236158][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.245540][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 37.253859][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.262374][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 37.270580][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.291527][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.300400][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.308963][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.316099][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.323481][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 37.336117][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.342436][ T443] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 37.344769][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 37.355010][ T443] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 37.361019][ T446] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 37.377856][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.380273][ T446] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 37.386356][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 37.404097][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.412625][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 37.420650][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.429038][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 37.438075][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.466590][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 37.475163][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.483511][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 37.495413][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.504133][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 37.513357][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.529906][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 37.536558][ T454] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 37.538638][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.547317][ T454] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 37.555854][ T457] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 37.572790][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 37.573073][ T457] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 37.581310][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.598972][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 37.607591][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.617256][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 37.626195][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.635407][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 37.644050][ T18] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.659912][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 37.668753][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.680307][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 37.689018][ T371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.712826][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 37.713055][ T464] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 37.721105][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.730310][ T464] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 37.738149][ T468] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 37.755117][ T468] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 37.755353][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 37.772495][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.794030][ T466] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 37.803156][ T466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.826205][ T477] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 37.834571][ T477] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 37.836694][ T480] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 37.844200][ T484] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 37.852539][ T480] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 37.861138][ T485] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 37.871016][ T484] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 37.880071][ T485] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 37.905363][ T479] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 37.913580][ T479] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 38.037664][ T498] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 38.046245][ T498] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 38.046675][ T503] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 38.057131][ T509] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 38.063804][ T503] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 38.072358][ T505] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 38.083912][ T509] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 38.091170][ T505] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 38.115613][ T511] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 38.127127][ T511] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 38.165304][ T523] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 38.173829][ T523] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 38.205524][ T528] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 38.205568][ T531] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 38.214031][ T528] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 38.222457][ T531] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 38.265385][ T536] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 38.273934][ T536] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 38.308799][ T543] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 38.318400][ T548] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 38.326121][ T543] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 38.327468][ T551] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 38.338820][ T548] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 38.347338][ T551] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 38.447403][ T562] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 38.456070][ T562] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 38.525615][ T566] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 38.525826][ T560] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 38.533989][ T566] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 38.542627][ T560] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 38.550993][ T570] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 38.559874][ T574] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 38.568489][ T570] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 38.577299][ T574] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 38.605134][ T585] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 38.613308][ T585] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 38.815349][ T590] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 38.816361][ T593] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 38.823875][ T590] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 38.832193][ T600] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 38.842224][ T593] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 38.849910][ T597] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 38.858158][ T598] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 38.858457][ T598] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 38.871358][ T597] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 38.896235][ T600] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 38.897875][ T615] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 38.915620][ T615] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 38.985994][ T624] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 38.986012][ T620] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 38.995194][ T624] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 39.002967][ T620] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 39.012891][ T625] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 39.029935][ T625] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 39.096116][ T635] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 39.104994][ T635] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 39.104997][ T639] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 39.105267][ T639] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 39.114088][ T641] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 39.139340][ T641] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 39.215258][ T650] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 39.223899][ T650] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 39.245417][ T653] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 39.254723][ T653] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 39.317416][ T658] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 39.327566][ T662] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 39.328306][ T658] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 39.336502][ T662] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 39.346089][ T669] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 39.363957][ T666] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 39.372833][ T669] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 39.373397][ T666] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 39.435379][ T683] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 39.444238][ T683] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 39.565295][ T680] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 39.573459][ T680] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 39.635829][ T699] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 39.636758][ T690] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 39.644286][ T699] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 39.652595][ T690] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 39.661865][ T696] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 39.670082][ T688] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 39.679113][ T696] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 39.687570][ T688] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 39.705268][ T702] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 39.714930][ T702] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 39.717174][ T715] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 39.733012][ T715] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 39.855379][ T720] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 39.855487][ T724] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 39.863862][ T720] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 39.872111][ T724] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 39.956545][ T726] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 39.965353][ T726] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [ 39.966143][ T735] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 39.975262][ T733] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 39.982586][ T735] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 39.990659][ T733] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 40.095295][ T750] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 40.095462][ T749] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 40.103554][ T745] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 40.111958][ T749] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [ 40.120213][ T750] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 40.130110][ T745] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 40.195441][ T760] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 40.203741][ T763] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 40.265073][ T773] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 40.275166][ T766] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 40.437090][ T783] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 40.438028][ T780] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 40.446006][ T788] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 40.455142][ T785] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 40.535073][ T802] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 40.615181][ T800] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 40.697033][ T813] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 40.700450][ T810] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 40.706733][ T815] EXT4-fs (loop4): revision level too high, forcing read-only mode 2021/10/27 02:16:24 executed programs: 80 [ 40.785162][ T819] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 40.835298][ T828] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 40.875661][ T831] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 40.885725][ T835] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 40.965172][ T841] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 41.005405][ T848] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 41.013561][ T853] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 41.095703][ T856] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 41.105609][ T865] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 41.175182][ T863] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 41.205363][ T873] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 41.285336][ T880] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 41.498998][ T883] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 41.503888][ T887] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 41.507245][ T890] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 41.517625][ T897] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 41.533078][ T894] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 41.771790][ T910] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 41.771935][ T913] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 41.780594][ T916] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 41.805487][ T920] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 41.813886][ T921] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 41.835281][ T927] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 42.047259][ T942] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 42.065458][ T945] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 42.065782][ T951] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 42.087209][ T947] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 42.087248][ T941] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 42.105304][ T961] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 42.215439][ T970] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 42.265156][ T973] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 42.275436][ T981] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 42.275444][ T975] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 42.325203][ T990] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 42.365181][ T993] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 42.498984][ T1000] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 42.508481][ T1009] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 42.518596][ T1014] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 42.530990][ T1006] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 42.548026][ T1004] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 42.595309][ T1023] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 42.628443][ T1028] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 42.637598][ T1033] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 42.777061][ T1040] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 42.787312][ T1043] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 42.788613][ T1048] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 42.795601][ T1045] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 42.878403][ T1062] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 43.015304][ T1067] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 43.015359][ T1070] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 43.065208][ T1079] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 43.075299][ T1078] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 43.115208][ T1087] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 43.205163][ T1090] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 43.255236][ T1101] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 43.305236][ T1095] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 43.315186][ T1097] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 43.345180][ T1112] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 43.395282][ T1115] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 43.565788][ T1124] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 43.566452][ T1122] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 43.575280][ T1132] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 43.583211][ T1128] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 43.591969][ T1134] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 43.625276][ T1147] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 43.887993][ T1152] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 43.898165][ T1154] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 43.908598][ T1164] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 43.909418][ T1158] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 43.917725][ T1160] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 43.975270][ T1177] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 43.980425][ T1180] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 44.106207][ T1188] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 44.155389][ T1191] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 44.195219][ T1193] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 44.285251][ T1203] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 44.335414][ T1204] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 44.335417][ T1208] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 44.385995][ T1223] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 44.395392][ T1213] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 44.395605][ T1215] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 44.507301][ T1236] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 44.512441][ T1232] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 44.517140][ T1238] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 44.596297][ T1248] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 44.605440][ T1253] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 44.605443][ T1250] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 44.755619][ T1262] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 44.760123][ T1268] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 44.795189][ T1265] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 44.875360][ T1279] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 44.945539][ T1277] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 44.949522][ T1283] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 44.953846][ T1288] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 45.046210][ T1300] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 45.046225][ T1291] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 45.185607][ T1310] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 45.185706][ T1307] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 45.198156][ T1312] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 45.225211][ T1324] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 45.250195][ T416] ================================================================== [ 45.259243][ T416] BUG: KASAN: use-after-free in kthread_stop+0x25/0x330 [ 45.266415][ T416] Write of size 4 at addr ffff88811d828f20 by task syz-executor.4/416 [ 45.275329][ T416] [ 45.277637][ T416] CPU: 0 PID: 416 Comm: syz-executor.4 Not tainted 5.10.50-syzkaller #0 [ 45.286573][ T416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.296984][ T416] Call Trace: [ 45.300263][ T416] dump_stack+0x84/0xad [ 45.304413][ T416] print_address_description.constprop.0+0x21/0x220 [ 45.311163][ T416] ? _raw_write_lock_irqsave+0xe0/0xe0 [ 45.316606][ T416] ? __kasan_slab_free+0x129/0x170 [ 45.321693][ T416] ? kthread_stop+0x25/0x330 [ 45.326347][ T416] kasan_report.cold+0x20/0x37 [ 45.331093][ T416] ? kthread_stop+0x25/0x330 [ 45.336023][ T416] check_memory_region+0x148/0x190 [ 45.341163][ T416] __kasan_check_write+0x14/0x20 [ 45.346419][ T416] kthread_stop+0x25/0x330 [ 45.350812][ T416] ext4_stop_mmpd+0x39/0xb0 [ 45.355288][ T416] ext4_put_super+0x70d/0xc80 [ 45.359952][ T416] generic_shutdown_super+0x12d/0x330 [ 45.365312][ T416] kill_block_super+0x97/0xe0 [ 45.369964][ T416] deactivate_locked_super+0x8b/0x130 [ 45.375306][ T416] deactivate_super+0x71/0x80 [ 45.379950][ T416] cleanup_mnt+0x33a/0x4e0 [ 45.384342][ T416] __cleanup_mnt+0xd/0x10 [ 45.388640][ T416] task_work_run+0xc2/0x140 [ 45.393114][ T416] exit_to_user_mode_prepare+0xd9/0xe0 [ 45.398743][ T416] syscall_exit_to_user_mode+0x27/0x160 [ 45.404269][ T416] do_syscall_64+0x3f/0x80 [ 45.408951][ T416] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 45.414813][ T416] RIP: 0033:0x7f0f8ad5cea7 [ 45.419201][ T416] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 45.439997][ T416] RSP: 002b:00007ffde5617ba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 45.448606][ T416] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f0f8ad5cea7 [ 45.456667][ T416] RDX: 00007ffde5617c7a RSI: 0000000000000002 RDI: 00007ffde5617c70 [ 45.464826][ T416] RBP: 00007ffde5617c70 R08: 00000000ffffffff R09: 00007ffde5617a40 [ 45.472946][ T416] R10: 000055555648db83 R11: 0000000000000246 R12: 00007f0f8adb5035 [ 45.481202][ T416] R13: 00007ffde5618d30 R14: 000055555648db00 R15: 00007ffde5618d70 [ 45.489158][ T416] [ 45.491593][ T416] Allocated by task 2: [ 45.495817][ T416] kasan_save_stack+0x23/0x50 [ 45.500723][ T416] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 45.506410][ T416] kasan_slab_alloc+0xe/0x10 [ 45.510978][ T416] kmem_cache_alloc+0x154/0x490 [ 45.515902][ T416] copy_process+0x45e/0x5e30 [ 45.520678][ T416] kernel_clone+0xc1/0x890 [ 45.525063][ T416] kernel_thread+0xba/0xf0 [ 45.529450][ T416] kthreadd+0x353/0x4e0 [ 45.533590][ T416] ret_from_fork+0x1f/0x30 [ 45.538516][ T416] [ 45.541091][ T416] Freed by task 0: [ 45.545106][ T416] kasan_save_stack+0x23/0x50 [ 45.550026][ T416] kasan_set_track+0x20/0x30 [ 45.554596][ T416] kasan_set_free_info+0x1f/0x40 [ 45.559689][ T416] __kasan_slab_free+0x117/0x170 [ 45.564742][ T416] kasan_slab_free+0xe/0x10 [ 45.569702][ T416] slab_free_freelist_hook+0x6d/0x120 [ 45.575068][ T416] kmem_cache_free+0xfe/0x450 [ 45.579756][ T416] free_task+0x9b/0xc0 [ 45.584155][ T416] __put_task_struct+0x1ef/0x4b0 [ 45.589347][ T416] delayed_put_task_struct+0xfb/0x130 [ 45.595516][ T416] rcu_do_batch+0x3d7/0xac0 [ 45.600563][ T416] rcu_core+0x46a/0xaa0 [ 45.604692][ T416] rcu_core_si+0x9/0x10 [ 45.608846][ T416] __do_softirq+0x1b2/0x653 [ 45.613590][ T416] [ 45.616109][ T416] Last call_rcu(): [ 45.619911][ T416] kasan_save_stack+0x23/0x50 [ 45.626494][ T416] kasan_record_aux_stack+0xb1/0xc0 [ 45.633648][ T416] call_rcu+0xf7/0x1310 [ 45.639196][ T416] put_task_struct_rcu_user+0x48/0x60 [ 45.644974][ T416] finish_task_switch+0x4ee/0x720 [ 45.649980][ T416] __schedule+0x6e7/0x1890 [ 45.654803][ T416] schedule+0xdb/0x280 [ 45.659017][ T416] kthread_worker_fn+0x3bc/0x640 [ 45.664905][ T416] loop_kthread_worker_fn+0x4c/0x60 [ 45.670798][ T416] kthread+0x345/0x420 [ 45.675012][ T416] ret_from_fork+0x1f/0x30 [ 45.679692][ T416] [ 45.682537][ T416] The buggy address belongs to the object at ffff88811d828f00 [ 45.682537][ T416] which belongs to the cache task_struct of size 3712 [ 45.703086][ T416] The buggy address is located 32 bytes inside of [ 45.703086][ T416] 3712-byte region [ffff88811d828f00, ffff88811d829d80) [ 45.718341][ T416] The buggy address belongs to the page: [ 45.724862][ T416] page:0000000070272a95 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11d828 [ 45.739798][ T416] head:0000000070272a95 order:3 compound_mapcount:0 compound_pincount:0 [ 45.748947][ T416] flags: 0x8000000000010200(slab|head) [ 45.754742][ T416] raw: 8000000000010200 dead000000000100 dead000000000122 ffff888100131780 [ 45.763391][ T416] raw: 0000000000000000 0000000000080008 00000001ffffffff 0000000000000000 [ 45.772229][ T416] page dumped because: kasan: bad access detected [ 45.779053][ T416] page_owner tracks the page as allocated [ 45.785156][ T416] page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL) [ 45.801993][ T416] prep_new_page+0xf6/0x140 [ 45.806467][ T416] get_page_from_freelist+0x2f3a/0x5100 [ 45.812074][ T416] __alloc_pages_nodemask+0x26c/0x5d0 [ 45.817465][ T416] allocate_slab+0x327/0x460 [ 45.825161][ T416] ___slab_alloc.constprop.0+0x339/0x750 [ 45.832733][ T416] kmem_cache_alloc+0x43b/0x490 [ 45.837994][ T416] copy_process+0x45e/0x5e30 [ 45.842988][ T416] kernel_clone+0xc1/0x890 [ 45.847632][ T416] kernel_thread+0xba/0xf0 [ 45.852018][ T416] kthreadd+0x353/0x4e0 [ 45.856171][ T416] ret_from_fork+0x1f/0x30 [ 45.860999][ T416] page last free stack trace: [ 45.865920][ T416] __free_pages_ok+0x3ee/0x7a0 [ 45.870934][ T416] __free_pages+0xab/0xd0 [ 45.875234][ T416] __free_slab+0xdd/0x1d0 [ 45.879889][ T416] discard_slab+0x2b/0x40 [ 45.884278][ T416] unfreeze_partials+0x1e1/0x240 [ 45.889404][ T416] put_cpu_partial+0xdb/0x160 [ 45.894319][ T416] __slab_free+0x3a9/0x530 [ 45.899162][ T416] ___cache_free+0x235/0x280 [ 45.903812][ T416] qlist_free_all+0x5a/0xd0 [ 45.908621][ T416] quarantine_reduce+0x15f/0x1d0 [ 45.914125][ T416] __kasan_kmalloc.constprop.0+0xa3/0xe0 [ 45.919995][ T416] kasan_slab_alloc+0xe/0x10 [ 45.925652][ T416] kmem_cache_alloc_trace+0x15e/0x490 [ 45.931110][ T416] kobject_uevent_env+0x1c3/0x1070 [ 45.936757][ T416] kobject_uevent+0xb/0x10 [ 45.941231][ T416] __loop_clr_fd+0x5fa/0xe90 [ 45.945794][ T416] [ 45.948177][ T416] Memory state around the buggy address: [ 45.953874][ T416] ffff88811d828e00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 45.962202][ T416] ffff88811d828e80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 45.970461][ T416] >ffff88811d828f00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 45.978609][ T416] ^ [ 45.983716][ T416] ffff88811d828f80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 45.993237][ T416] ffff88811d829000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb 2021/10/27 02:16:30 executed programs: 182 [ 46.001436][ T416] ================================================================== [ 46.009491][ T416] Disabling lock debugging due to kernel taint [ 46.016578][ T416] ------------[ cut here ]------------ [ 46.023930][ T416] refcount_t: addition on 0; use-after-free. [ 46.030810][ T416] WARNING: CPU: 1 PID: 416 at lib/refcount.c:25 refcount_warn_saturate+0xe7/0x140 [ 46.030897][ T1316] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 46.040670][ T416] Modules linked in: [ 46.049960][ T1330] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 46.053214][ T416] CPU: 1 PID: 416 Comm: syz-executor.4 Tainted: G B 5.10.50-syzkaller #0 [ 46.053221][ T416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.085667][ T416] RIP: 0010:refcount_warn_saturate+0xe7/0x140 [ 46.092262][ T416] Code: f8 df ab 03 01 e8 8d af cf 01 0f 0b eb 9b 80 3d e7 df ab 03 00 75 92 48 c7 c7 80 90 9e 84 c6 05 d7 df ab 03 01 e8 6d af cf 01 <0f> 0b e9 78 ff ff ff 80 3d c1 df ab 03 00 0f 85 6b ff ff ff 48 c7 [ 46.113119][ T416] RSP: 0018:ffffc900008c7ce0 EFLAGS: 00010286 [ 46.120233][ T416] RAX: 0000000000000000 RBX: ffff88811d828f20 RCX: 0000000000000000 [ 46.130553][ T416] RDX: 0000000000000001 RSI: ffffffff849eae60 RDI: fffff52000118f8e [ 46.139694][ T416] RBP: ffffc900008c7cf0 R08: 0000000000000001 R09: ffff8881f734ae67 [ 46.147994][ T416] R10: ffffed103ee695cc R11: 746e756f63666572 R12: 0000000000000002 [ 46.156168][ T416] R13: ffff88811d828f20 R14: 0000000000000000 R15: ffff88811d705278 [ 46.164243][ T416] FS: 000055555648c400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 46.173469][ T416] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.180230][ T416] CR2: 00007fffdf6a6ca8 CR3: 0000000117bc6000 CR4: 00000000003506b0 [ 46.190640][ T416] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.198806][ T416] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.207353][ T416] Call Trace: [ 46.211058][ T416] kthread_stop+0x2c6/0x330 [ 46.212060][ T1343] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 46.216376][ T416] ext4_stop_mmpd+0x39/0xb0 [ 46.226893][ T1338] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 46.230367][ T416] ext4_put_super+0x70d/0xc80 [ 46.240376][ T1339] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 46.243711][ T416] generic_shutdown_super+0x12d/0x330 [ 46.243715][ T416] kill_block_super+0x97/0xe0 [ 46.243720][ T416] deactivate_locked_super+0x8b/0x130 [ 46.243727][ T416] deactivate_super+0x71/0x80 [ 46.273628][ T416] cleanup_mnt+0x33a/0x4e0 [ 46.278381][ T416] __cleanup_mnt+0xd/0x10 [ 46.282784][ T416] task_work_run+0xc2/0x140 [ 46.287304][ T416] exit_to_user_mode_prepare+0xd9/0xe0 [ 46.292855][ T416] syscall_exit_to_user_mode+0x27/0x160 [ 46.305506][ T416] do_syscall_64+0x3f/0x80 [ 46.310160][ T416] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.316156][ T416] RIP: 0033:0x7f0f8ad5cea7 [ 46.320598][ T416] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 46.342521][ T416] RSP: 002b:00007ffde5617ba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 46.351667][ T416] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f0f8ad5cea7 [ 46.359936][ T416] RDX: 00007ffde5617c7a RSI: 0000000000000002 RDI: 00007ffde5617c70 [ 46.368524][ T416] RBP: 00007ffde5617c70 R08: 00000000ffffffff R09: 00007ffde5617a40 [ 46.376973][ T416] R10: 000055555648db83 R11: 0000000000000246 R12: 00007f0f8adb5035 [ 46.379123][ T1353] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 46.385220][ T416] R13: 00007ffde5618d30 R14: 000055555648db00 R15: 00007ffde5618d70 [ 46.395385][ T1355] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 46.402535][ T416] ---[ end trace 7fef31c98e9ae4d0 ]--- [ 46.415693][ T416] ------------[ cut here ]------------ [ 46.421448][ T416] refcount_t: underflow; use-after-free. [ 46.427397][ T416] WARNING: CPU: 0 PID: 416 at lib/refcount.c:28 refcount_warn_saturate+0x135/0x140 [ 46.437911][ T416] Modules linked in: [ 46.441961][ T416] CPU: 0 PID: 416 Comm: syz-executor.4 Tainted: G B W 5.10.50-syzkaller #0 [ 46.452636][ T416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.462788][ T416] RIP: 0010:refcount_warn_saturate+0x135/0x140 [ 46.468967][ T416] Code: af cf 01 0f 0b e9 51 ff ff ff 48 89 df e8 43 1a 71 ff e9 1f ff ff ff 48 c7 c7 e0 90 9e 84 c6 05 88 df ab 03 01 e8 1f af cf 01 <0f> 0b e9 2a ff ff ff 0f 1f 40 00 55 be 04 00 00 00 48 89 e5 41 57 [ 46.489382][ T416] RSP: 0018:ffffc900008c7ce0 EFLAGS: 00010286 [ 46.495732][ T416] RAX: 0000000000000000 RBX: ffff88811d828f20 RCX: 0000000000000000 [ 46.503991][ T416] RDX: 0000000000000001 RSI: 0000000000000008 RDI: fffff52000118f8e [ 46.512290][ T416] RBP: ffffc900008c7cf0 R08: 0000000000000000 R09: ffffc900008c78ef [ 46.520352][ T416] R10: fffff52000118f1d R11: 0000000063666572 R12: 0000000000000003 [ 46.529037][ T416] R13: ffff88811d828f20 R14: 0000000000000000 R15: ffff88811d705278 [ 46.537285][ T416] FS: 000055555648c400(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 [ 46.546803][ T416] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.553655][ T416] CR2: 00007f40b32b9fe8 CR3: 0000000117bc6000 CR4: 00000000003506b0 [ 46.561942][ T416] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.570326][ T416] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.578407][ T416] Call Trace: [ 46.581781][ T416] kthread_stop+0x2b4/0x330 [ 46.586471][ T416] ext4_stop_mmpd+0x39/0xb0 [ 46.591064][ T416] ext4_put_super+0x70d/0xc80 [ 46.595754][ T416] generic_shutdown_super+0x12d/0x330 [ 46.601126][ T416] kill_block_super+0x97/0xe0 [ 46.606168][ T416] deactivate_locked_super+0x8b/0x130 [ 46.611761][ T416] deactivate_super+0x71/0x80 [ 46.616456][ T416] cleanup_mnt+0x33a/0x4e0 [ 46.621194][ T416] __cleanup_mnt+0xd/0x10 [ 46.625735][ T416] task_work_run+0xc2/0x140 [ 46.630382][ T416] exit_to_user_mode_prepare+0xd9/0xe0 [ 46.636131][ T416] syscall_exit_to_user_mode+0x27/0x160 [ 46.641869][ T416] do_syscall_64+0x3f/0x80 [ 46.646391][ T416] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.652290][ T416] RIP: 0033:0x7f0f8ad5cea7 [ 46.657014][ T416] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 46.677498][ T416] RSP: 002b:00007ffde5617ba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 46.686164][ T416] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f0f8ad5cea7 [ 46.694221][ T416] RDX: 00007ffde5617c7a RSI: 0000000000000002 RDI: 00007ffde5617c70 [ 46.702316][ T416] RBP: 00007ffde5617c70 R08: 00000000ffffffff R09: 00007ffde5617a40 [ 46.710400][ T416] R10: 000055555648db83 R11: 0000000000000246 R12: 00007f0f8adb5035 [ 46.718801][ T416] R13: 00007ffde5618d30 R14: 000055555648db00 R15: 00007ffde5618d70 [ 46.727292][ T416] ---[ end trace 7fef31c98e9ae4d1 ]--- [ 46.795962][ T1366] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 46.796105][ T1363] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 46.809531][ T1371] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 46.812349][ T1370] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 46.895257][ T1383] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 47.167361][ T1393] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 47.177610][ T1389] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 47.185625][ T1391] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 47.187050][ T1396] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 47.195623][ T1400] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 47.235344][ T1413] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 47.431951][ T1418] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 47.441484][ T1423] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 47.443129][ T1429] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 47.466250][ T1421] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 47.474663][ T1425] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 47.485468][ T1442] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 47.516741][ T1451] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 47.535307][ T1448] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 47.575297][ T1456] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 47.579771][ T1461] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 47.796147][ T1472] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 47.806086][ T1470] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 47.808641][ T1478] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 47.815233][ T1475] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 47.885260][ T1490] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 48.017191][ T1493] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 48.027309][ T1501] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 48.036139][ T1503] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 48.047647][ T1499] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 48.230678][ T1509] EXT4-fs warning (device loop4): ext4_multi_mount_protect:383: Unable to create kmmpd thread for loop4. [ 48.244681][ T1520] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 48.253562][ T1525] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 48.253653][ T1523] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 48.270580][ T1518] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 48.495080][ T1546] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 48.535183][ T1541] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 48.545307][ T1540] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 48.565739][ T1545] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 48.574212][ T1560] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 48.595178][ T1557] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 48.705177][ T1569] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 48.705312][ T1572] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 48.855303][ T1579] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 48.895364][ T1581] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 48.895588][ T1589] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 48.936140][ T1588] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 48.937285][ T1599] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 48.953152][ T1597] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 49.055511][ T1609] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 49.055643][ T1614] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 49.064186][ T1612] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 49.175193][ T1624] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 49.225395][ T1627] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 49.233743][ T1629] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 49.297288][ T1635] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 49.315341][ T1641] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 49.315423][ T1645] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 49.389160][ T1659] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 49.390015][ T1657] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 49.397979][ T1654] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 49.507505][ T1670] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 49.508295][ T1672] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 49.525260][ T1675] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 49.635126][ T1689] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 49.645494][ T1684] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 49.675236][ T1688] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 49.715044][ T1701] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 49.775200][ T1699] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 49.895202][ T1716] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 49.904233][ T1711] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 49.913516][ T1718] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 49.922794][ T1709] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 49.995125][ T1729] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 50.187042][ T1732] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 50.187338][ T1739] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 50.195177][ T1736] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 50.206474][ T1745] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 50.213726][ T1743] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 50.385131][ T1759] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 50.396629][ T1765] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 50.399207][ T1768] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 50.404743][ T1762] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 50.414105][ T1771] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 50.445166][ T1784] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 50.655216][ T1787] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 50.707277][ T1794] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 50.707525][ T1806] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 50.719705][ T1793] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 50.724533][ T1801] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 50.733163][ T1796] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 50.765268][ T1819] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 50.896475][ T1828] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 50.896510][ T1832] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 50.905392][ T1829] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 50.913220][ T1824] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 50.965701][ T1844] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 50.968442][ T1847] EXT4-fs (loop3): revision level too high, forcing read-only mode 2021/10/27 02:16:35 executed programs: 288 [ 51.125243][ T1857] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 51.125532][ T1861] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 51.141997][ T1854] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 51.143045][ T1862] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 51.196037][ T1877] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 51.197250][ T1874] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 51.356308][ T1889] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 51.364445][ T1884] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 51.373551][ T1888] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 51.382747][ T1892] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 51.455132][ T1904] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 51.655348][ T1907] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 51.665679][ T1912] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 51.665730][ T1920] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 51.682313][ T1918] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 51.705077][ T1915] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 51.755315][ T1932] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 51.825773][ T1941] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 51.925360][ T1939] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 51.925363][ T1945] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 52.025495][ T1957] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 52.025638][ T1956] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 52.039791][ T1959] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 52.155133][ T1969] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 52.185283][ T1972] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 52.325241][ T1982] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 52.325311][ T1979] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 52.345471][ T1988] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 52.394980][ T1984] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 52.455153][ T1998] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 52.475612][ T2005] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 52.485463][ T1999] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 52.505353][ T2009] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 52.545209][ T2020] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 52.545378][ T2022] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 52.726514][ T2033] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 52.726929][ T2025] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 52.736318][ T2037] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 52.785390][ T2035] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 52.978621][ T2057] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 52.978935][ T2047] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 52.987961][ T2055] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 52.996213][ T2053] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 53.055212][ T2069] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 53.055628][ T2071] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 53.376922][ T2079] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 53.386465][ T2088] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 53.394592][ T2089] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 53.403218][ T2085] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 53.414139][ T2081] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 53.424136][ T2092] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 53.587211][ T2112] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 53.590930][ T2110] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 53.625134][ T2115] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 53.675052][ T2129] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 53.675366][ T2117] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 53.693133][ T2123] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 53.795202][ T2139] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 53.795303][ T2142] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 53.855195][ T2145] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 53.905031][ T2152] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 53.965114][ T2155] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 54.035893][ T2160] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 54.045257][ T2171] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 54.045578][ T2169] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 54.059106][ T2167] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 54.135848][ T2184] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 54.135926][ T2187] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 54.305249][ T2198] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 54.305251][ T2194] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 54.323455][ T2200] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 54.345406][ T2203] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 54.415363][ T2214] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 54.426485][ T2217] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 54.745410][ T2225] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 54.745413][ T2230] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 54.795520][ T2235] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 54.795603][ T2241] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 54.804148][ T2231] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 54.816882][ T2227] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 55.015262][ T2256] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 55.025298][ T2261] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 55.055757][ T2264] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 55.056167][ T2273] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 55.065912][ T2254] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 55.074927][ T2265] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 55.125007][ T2285] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 55.225169][ T2287] EXT4-fs (loop4): revision level too high, forcing read-only mode