Warning: Permanently added '10.128.1.78' (ED25519) to the list of known hosts. 2024/01/07 04:55:21 ignoring optional flag "sandboxArg"="0" 2024/01/07 04:55:21 parsed 1 programs [ 41.649576][ T27] audit: type=1400 audit(1704603321.519:156): avc: denied { mounton } for pid=341 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 [ 41.674289][ T27] audit: type=1400 audit(1704603321.519:157): avc: denied { mount } for pid=341 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 2024/01/07 04:55:21 executed programs: 0 [ 41.712758][ T27] audit: type=1400 audit(1704603321.589:158): avc: denied { unlink } for pid=341 comm="syz-executor" name="swap-file" dev="sda1" ino=1928 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 41.734233][ T341] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 41.780973][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.788480][ T351] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.795984][ T351] device bridge_slave_0 entered promiscuous mode [ 41.803084][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.809981][ T351] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.817382][ T351] device bridge_slave_1 entered promiscuous mode [ 41.830458][ T349] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.837799][ T349] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.844858][ T349] device bridge_slave_0 entered promiscuous mode [ 41.857421][ T349] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.864278][ T349] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.871355][ T349] device bridge_slave_1 entered promiscuous mode [ 41.886064][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.892941][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.899853][ T362] device bridge_slave_0 entered promiscuous mode [ 41.908075][ T352] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.914924][ T352] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.922179][ T352] device bridge_slave_0 entered promiscuous mode [ 41.928422][ T360] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.935704][ T360] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.943462][ T360] device bridge_slave_0 entered promiscuous mode [ 41.949890][ T360] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.956855][ T360] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.964206][ T360] device bridge_slave_1 entered promiscuous mode [ 41.970877][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.978169][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.985532][ T362] device bridge_slave_1 entered promiscuous mode [ 41.993794][ T355] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.000835][ T355] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.008111][ T355] device bridge_slave_0 entered promiscuous mode [ 42.014319][ T352] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.021085][ T352] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.028073][ T352] device bridge_slave_1 entered promiscuous mode [ 42.039362][ T27] audit: type=1400 audit(1704603321.909:159): avc: denied { write } for pid=349 comm="syz-executor.1" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 42.060110][ T27] audit: type=1400 audit(1704603321.909:160): avc: denied { read } for pid=349 comm="syz-executor.1" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 42.082202][ T355] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.089193][ T355] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.096180][ T355] device bridge_slave_1 entered promiscuous mode [ 42.105133][ T349] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.112092][ T349] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.119281][ T349] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.126077][ T349] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.156657][ T352] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.163645][ T352] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.170794][ T352] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.177775][ T352] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.200025][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.207446][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.215727][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.224172][ T35] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.231698][ T35] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.239059][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.248992][ T349] device veth0_vlan entered promiscuous mode [ 42.259041][ T352] device veth0_vlan entered promiscuous mode [ 42.266803][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.274420][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.282777][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.290272][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.299881][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.309635][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.317614][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.325254][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.332320][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.339383][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.347027][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.355005][ T35] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.361746][ T35] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.368971][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.376773][ T35] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.383595][ T35] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.391357][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.399001][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.414579][ T352] device veth1_macvtap entered promiscuous mode [ 42.423743][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.431270][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.439302][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.449160][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.457197][ T6] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.464998][ T6] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.472276][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.480359][ T6] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.487312][ T6] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.494381][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.502946][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.510627][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.519685][ T349] device veth1_macvtap entered promiscuous mode [ 42.526709][ T360] device veth0_vlan entered promiscuous mode [ 42.533419][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.541792][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.549450][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.557244][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.570286][ T355] device veth0_vlan entered promiscuous mode [ 42.582165][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.590097][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.598644][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.607303][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.615911][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.624181][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.632207][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.639841][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.647281][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.654625][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.662082][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.669205][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.677222][ T6] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.684240][ T6] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.691423][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.699278][ T6] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.706058][ T6] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.713315][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.721081][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.728638][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.736393][ T6] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.744772][ T6] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.752287][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.760167][ T6] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.767017][ T6] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.774923][ T360] device veth1_macvtap entered promiscuous mode [ 42.784483][ T27] audit: type=1400 audit(1704603322.659:161): avc: denied { mounton } for pid=349 comm="syz-executor.1" path="/dev/binderfs" dev="devtmpfs" ino=207 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 42.787733][ T351] device veth0_vlan entered promiscuous mode [ 42.815196][ T381] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.823477][ T381] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.830840][ T381] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.838378][ T381] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.846459][ T381] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.854445][ T381] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.861959][ T381] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.869997][ T381] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.877375][ T381] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.884720][ T381] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.892702][ T381] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.900821][ T381] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.909899][ T355] device veth1_macvtap entered promiscuous mode [ 42.918586][ T362] device veth0_vlan entered promiscuous mode [ 42.929761][ T351] device veth1_macvtap entered promiscuous mode [ 42.935905][ T27] audit: type=1400 audit(1704603322.809:162): avc: denied { mounton } for pid=386 comm="syz-executor.1" path="/root/syzkaller-testdir1383114805/syzkaller.ntbkOD/0/bus" dev="sda1" ino=1949 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=file permissive=1 [ 42.945705][ T390] loop0: detected capacity change from 0 to 512 [ 42.963786][ T27] audit: type=1400 audit(1704603322.809:163): avc: denied { map } for pid=386 comm="syz-executor.1" path="/root/syzkaller-testdir1383114805/syzkaller.ntbkOD/0/bus" dev="devtmpfs" ino=44 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 42.996704][ T27] audit: type=1400 audit(1704603322.819:164): avc: denied { unmount } for pid=349 comm="syz-executor.1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=filesystem permissive=1 [ 43.016985][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.018514][ T27] audit: type=1400 audit(1704603322.839:165): avc: denied { mounton } for pid=389 comm="syz-executor.0" path="/root/syzkaller-testdir1606527159/syzkaller.JmSrYY/0/file0" dev="sda1" ino=1954 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 43.025301][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.054298][ T390] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 43.065968][ T393] loop1: detected capacity change from 0 to 512 [ 43.080745][ T392] I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 9 prio class 2 [ 43.090170][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 43.100190][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.108818][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.118732][ T23] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.125677][ T23] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.133641][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.142287][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.150365][ T23] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.157703][ T23] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.165093][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.173415][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.181420][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.189817][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.198009][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.206974][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.215290][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.223019][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.230697][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.239506][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.247659][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.255913][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.263948][ T23] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 43.271869][ T362] device veth1_macvtap entered promiscuous mode [ 43.282233][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.289853][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.297018][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.304148][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 43.311256][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.319545][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.327662][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.335645][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.343520][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.351560][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.359528][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.367656][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.380770][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.388839][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.396912][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.404859][ T304] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.420052][ T419] loop2: detected capacity change from 0 to 512 [ 43.426429][ T418] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 3 prio class 2 [ 43.437677][ T419] request_module fs- succeeded, but still no fs? [ 43.452013][ T432] loop4: detected capacity change from 0 to 512 [ 43.461624][ T430] I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 30 prio class 2 [ 43.463663][ T446] loop3: detected capacity change from 0 to 512 [ 43.480675][ T454] loop5: detected capacity change from 0 to 512 [ 43.484886][ T449] loop2: detected capacity change from 0 to 512 [ 43.493326][ T453] loop0: detected capacity change from 0 to 512 [ 43.499936][ T452] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 30 prio class 2 [ 43.508352][ T445] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 29 prio class 2 [ 43.509908][ T451] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 23 prio class 2 [ 43.528367][ T445] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 43.537345][ T445] Buffer I/O error on dev loop3, logical block 0, async page read [ 43.546641][ T449] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 43.547962][ T466] loop1: detected capacity change from 0 to 512 [ 43.566453][ T475] loop5: detected capacity change from 0 to 512 [ 43.573221][ T466] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 43.590157][ T480] loop5: detected capacity change from 0 to 512 [ 43.599996][ T487] loop2: detected capacity change from 0 to 519 [ 43.611501][ T485] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 30 prio class 2 [ 43.622306][ T506] loop4: detected capacity change from 0 to 512 [ 43.631098][ T515] loop5: detected capacity change from 0 to 512 [ 43.639243][ T514] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 17 prio class 2 [ 43.650111][ T514] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 43.659563][ T514] Buffer I/O error on dev loop5, logical block 0, async page read [ 43.672350][ T539] loop3: detected capacity change from 0 to 512 [ 43.673049][ T537] loop1: detected capacity change from 0 to 512 [ 43.680092][ T534] loop4: detected capacity change from 0 to 512 [ 43.686364][ T536] Buffer I/O error on dev loop1, logical block 0, async page read [ 43.692690][ T529] Buffer I/O error on dev loop3, logical block 0, async page read [ 43.702392][ T543] loop2: detected capacity change from 0 to 512 [ 43.706098][ T536] Buffer I/O error on dev loop1, logical block 0, async page read [ 43.712798][ T541] Buffer I/O error on dev loop2, logical block 0, async page read [ 43.722473][ T536] Buffer I/O error on dev loop1, logical block 0, async page read [ 43.732664][ T534] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 43.745056][ T546] loop0: detected capacity change from 0 to 512 [ 43.751540][ T546] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 43.778957][ T573] loop2: detected capacity change from 0 to 512 [ 43.792501][ T592] loop3: detected capacity change from 0 to 512 [ 43.803435][ T600] loop5: detected capacity change from 0 to 512 [ 43.818693][ T617] loop0: detected capacity change from 0 to 512 [ 43.828125][ T624] loop4: detected capacity change from 0 to 512 [ 43.829921][ T616] Buffer I/O error on dev loop0, logical block 0, async page read [ 43.848275][ T623] Buffer I/O error on dev loop4, logical block 0, async page read [ 43.852615][ T600] EXT4-fs error (device loop5): ext4_init_orphan_info:586: comm syz-executor.5: inode #0: comm syz-executor.5: iget: illegal inode # [ 43.856624][ T623] Buffer I/O error on dev loop4, logical block 0, async page read [ 43.884038][ T640] loop3: detected capacity change from 0 to 512 [ 43.898412][ T600] EXT4-fs (loop5): get orphan inode failed [ 43.904459][ T600] EXT4-fs (loop5): mount failed [ 43.927855][ T662] loop4: detected capacity change from 0 to 512 [ 43.934869][ T671] loop3: detected capacity change from 0 to 512 [ 43.964815][ T707] loop2: detected capacity change from 0 to 512 [ 43.978529][ T710] loop0: detected capacity change from 0 to 512 [ 43.989095][ T725] loop2: detected capacity change from 0 to 512 [ 44.009152][ T747] loop0: detected capacity change from 0 to 512 [ 44.017720][ T725] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 44.027884][ T756] loop1: detected capacity change from 0 to 512 [ 44.027884][ T737] loop3: detected capacity change from 0 to 512 [ 44.048731][ T765] loop2: detected capacity change from 0 to 512 [ 44.056744][ T773] loop3: detected capacity change from 0 to 512 [ 44.075769][ T782] loop0: detected capacity change from 0 to 512 [ 44.085283][ T779] loop5: detected capacity change from 0 to 512 [ 44.098436][ T782] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 44.101321][ T809] loop4: detected capacity change from 0 to 512 [ 44.106508][ T782] EXT4-fs (loop0): failed to initialize system zone (-117) [ 44.122401][ T782] EXT4-fs (loop0): mount failed [ 44.148616][ T832] loop2: detected capacity change from 0 to 519 [ 44.155094][ T828] loop3: detected capacity change from 0 to 512 [ 44.158450][ T838] loop0: detected capacity change from 0 to 512 [ 44.163254][ T841] loop5: detected capacity change from 0 to 512 [ 44.181777][ T850] loop2: detected capacity change from 0 to 512 [ 44.184656][ T838] EXT4-fs (loop0): Magic mismatch, very weird! [ 44.209866][ T873] loop3: detected capacity change from 0 to 512 [ 44.209896][ T876] loop4: detected capacity change from 0 to 512 [ 44.224689][ T873] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 44.225924][ T868] loop2: detected capacity change from 0 to 512 [ 44.252191][ T892] loop4: detected capacity change from 0 to 512 [ 44.264836][ T903] loop5: detected capacity change from 0 to 512 [ 44.279869][ T914] loop3: detected capacity change from 0 to 512 [ 44.280138][ T916] loop0: detected capacity change from 0 to 512 [ 44.288054][ T911] loop2: detected capacity change from 0 to 512 [ 44.333123][ T911] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 44.341974][ T911] ext4 filesystem being mounted at /root/syzkaller-testdir3716462574/syzkaller.QIs10z/24/file0 supports timestamps until 2038 (0x7fffffff) [ 44.359162][ T351] EXT4-fs (loop2): unmounting filesystem. [ 44.461453][ T1037] loop1: detected capacity change from 0 to 512 [ 44.467769][ T1017] loop3: detected capacity change from 0 to 512 [ 44.478272][ T1048] loop4: detected capacity change from 0 to 512 [ 44.488004][ T1051] loop1: detected capacity change from 0 to 512 [ 44.488174][ T1053] loop2: detected capacity change from 0 to 512 [ 44.504152][ T1059] loop0: detected capacity change from 0 to 512 [ 44.511117][ T1053] EXT4-fs (loop2): VFS: Found ext4 filesystem with invalid superblock checksum. Run e2fsck? [ 44.540353][ T1073] loop5: detected capacity change from 0 to 512 [ 44.555336][ T1092] loop1: detected capacity change from 0 to 519 [ 44.567592][ T1059] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 44.579304][ T1059] ext4 filesystem being mounted at /root/syzkaller-testdir1606527159/syzkaller.JmSrYY/39/file0 supports timestamps until 2038 (0x7fffffff) [ 44.597834][ T352] EXT4-fs (loop0): unmounting filesystem. [ 44.600703][ T1104] loop3: detected capacity change from 0 to 512 [ 44.611550][ T1099] loop4: detected capacity change from 0 to 512 [ 44.613888][ T1109] loop1: detected capacity change from 0 to 512 [ 44.620048][ T1106] loop5: detected capacity change from 0 to 512 [ 44.631593][ T1109] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 44.643856][ T1104] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 44.644271][ T1109] EXT4-fs (loop1): group descriptors corrupted! [ 44.665411][ T1119] loop2: detected capacity change from 0 to 512 [ 44.675818][ T1126] loop5: detected capacity change from 0 to 512 [ 44.676881][ T1130] loop4: detected capacity change from 0 to 512 [ 44.695384][ T1137] loop0: detected capacity change from 0 to 512 [ 44.697668][ T1133] loop3: detected capacity change from 0 to 512 [ 44.701987][ T1126] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback. [ 44.719402][ T1144] loop1: detected capacity change from 0 to 512 [ 44.726342][ T1126] ext4 filesystem being mounted at /root/syzkaller-testdir4120121829/syzkaller.4Ou4Xm/35/file0 supports timestamps until 2038 (0x7fffffff) [ 44.728228][ T1130] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 44.743675][ T1147] loop2: detected capacity change from 0 to 512 [ 44.762676][ T1133] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 44.766895][ T1137] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 44.780357][ T1137] EXT4-fs (loop0): failed to initialize system zone (-117) [ 44.790848][ T1137] EXT4-fs (loop0): mount failed [ 44.796507][ T1159] loop2: detected capacity change from 0 to 512 [ 44.802844][ T362] EXT4-fs (loop5): unmounting filesystem. [ 44.819282][ T1173] loop2: detected capacity change from 0 to 512 [ 44.835453][ T1198] loop3: detected capacity change from 0 to 512 [ 44.843814][ T1195] loop4: detected capacity change from 0 to 512 [ 44.855212][ T1173] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 44.862198][ T1212] loop5: detected capacity change from 0 to 512 [ 44.884117][ T1215] loop1: detected capacity change from 0 to 512 [ 44.901118][ T1244] loop0: detected capacity change from 0 to 512 [ 44.914362][ T1253] loop5: detected capacity change from 0 to 512 [ 44.914427][ T1255] loop2: detected capacity change from 0 to 512 [ 44.929762][ T1261] loop1: detected capacity change from 0 to 512 [ 44.949657][ T1279] loop3: detected capacity change from 0 to 512 [ 44.959194][ T1284] loop0: detected capacity change from 0 to 512 [ 44.966289][ T1253] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback. [ 44.985447][ T1287] loop1: detected capacity change from 0 to 512 [ 44.987743][ T1253] ext4 filesystem being mounted at /root/syzkaller-testdir4120121829/syzkaller.4Ou4Xm/42/file0 supports timestamps until 2038 (0x7fffffff) [ 45.014756][ T1296] loop3: detected capacity change from 0 to 512 [ 45.019910][ T1299] loop0: detected capacity change from 0 to 512 [ 45.030289][ T362] EXT4-fs (loop5): unmounting filesystem. [ 45.039343][ T1309] loop4: detected capacity change from 0 to 512 [ 45.044319][ T1311] loop2: detected capacity change from 0 to 512 [ 45.054928][ T1311] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 45.065592][ T1311] EXT4-fs (loop2): group descriptors corrupted! [ 45.074742][ T1299] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 45.084946][ T1299] ext4 filesystem being mounted at /root/syzkaller-testdir1606527159/syzkaller.JmSrYY/52/file0 supports timestamps until 2038 (0x7fffffff) [ 45.092326][ T1325] loop4: detected capacity change from 0 to 512 [ 45.106526][ T1327] loop5: detected capacity change from 0 to 512 [ 45.113212][ T1296] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback. [ 45.121890][ T1296] ext4 filesystem being mounted at /root/syzkaller-testdir3607605824/syzkaller.VLvM6c/48/file0 supports timestamps until 2038 (0x7fffffff) [ 45.123361][ T1325] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 45.137770][ T1330] loop1: detected capacity change from 0 to 512 [ 45.152271][ T1327] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 45.162595][ T352] EXT4-fs (loop0): unmounting filesystem. [ 45.174406][ T360] EXT4-fs (loop3): unmounting filesystem. [ 45.188073][ T1351] loop1: detected capacity change from 0 to 512 [ 45.191697][ T1345] loop0: detected capacity change from 0 to 518 [ 45.209093][ T1351] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 45.217267][ T1351] EXT4-fs (loop1): failed to initialize system zone (-117) [ 45.227031][ T1351] EXT4-fs (loop1): mount failed [ 45.236360][ T1387] loop0: detected capacity change from 0 to 512 [ 45.236482][ T1385] loop4: detected capacity change from 0 to 512 [ 45.250495][ T1389] loop5: detected capacity change from 0 to 512 [ 45.251197][ T1383] loop3: detected capacity change from 0 to 512 [ 45.270984][ T1398] loop2: detected capacity change from 0 to 512 [ 45.282229][ T1383] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 45.294198][ T1410] loop1: detected capacity change from 0 to 512 [ 45.294996][ T1383] EXT4-fs (loop3): group descriptors corrupted! [ 45.301001][ T1410] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 45.316350][ T1387] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 45.325365][ T1387] ext4 filesystem being mounted at /root/syzkaller-testdir1606527159/syzkaller.JmSrYY/55/file0 supports timestamps until 2038 (0x7fffffff) [ 45.347225][ T1424] loop3: detected capacity change from 0 to 512 [ 45.349464][ T1419] loop4: detected capacity change from 0 to 519 [ 45.355525][ T1428] loop2: detected capacity change from 0 to 512 [ 45.361887][ T1422] loop5: detected capacity change from 0 to 512 [ 45.367361][ T1419] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 45.375036][ T1430] loop1: detected capacity change from 0 to 512 [ 45.384350][ T352] EXT4-fs (loop0): unmounting filesystem. [ 45.390300][ T1424] EXT4-fs (loop3): Magic mismatch, very weird! [ 45.390352][ T1422] EXT4-fs (loop5): Magic mismatch, very weird! [ 45.398924][ T1428] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 45.411452][ T1428] EXT4-fs (loop2): group descriptors corrupted! [ 45.419475][ T1437] loop3: detected capacity change from 0 to 512 [ 45.426285][ T1435] loop4: detected capacity change from 0 to 512 [ 45.436212][ T1441] loop0: detected capacity change from 0 to 512 [ 45.438356][ T1445] loop5: detected capacity change from 0 to 512 [ 45.444324][ T1430] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. [ 45.459561][ T1430] ext4 filesystem being mounted at /root/syzkaller-testdir1383114805/syzkaller.ntbkOD/69/file0 supports timestamps until 2038 (0x7fffffff) [ 45.460684][ T1448] loop2: detected capacity change from 0 to 512 [ 45.482600][ T1435] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 45.483597][ T1445] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 45.493376][ T349] EXT4-fs (loop1): unmounting filesystem. [ 45.510835][ T1451] loop3: detected capacity change from 0 to 512 [ 45.519140][ T1457] loop0: detected capacity change from 0 to 512 [ 45.541815][ T1482] loop1: detected capacity change from 0 to 512 [ 45.555312][ T1491] loop3: detected capacity change from 0 to 512 [ 45.564354][ T1494] loop0: detected capacity change from 0 to 512 [ 45.579225][ T1495] loop2: detected capacity change from 0 to 519 [ 45.583175][ T1482] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 45.593563][ T1491] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 45.593908][ T1482] EXT4-fs (loop1): failed to initialize system zone (-117) [ 45.605672][ T1507] loop5: detected capacity change from 0 to 512 [ 45.611916][ T1482] EXT4-fs (loop1): mount failed [ 45.618883][ T1510] loop4: detected capacity change from 0 to 512 [ 45.629628][ T1507] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 45.637994][ T1513] loop0: detected capacity change from 0 to 512 [ 45.646523][ T1516] loop2: detected capacity change from 0 to 512 [ 45.662215][ T1525] loop4: detected capacity change from 0 to 512 [ 45.664263][ T1522] loop3: detected capacity change from 0 to 512 [ 45.669608][ T1513] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 45.674458][ T1516] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 45.709573][ T1534] loop5: detected capacity change from 0 to 512 [ 45.711210][ T1537] loop1: detected capacity change from 0 to 512 [ 45.722585][ T1525] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: writeback. [ 45.732561][ T1525] ext4 filesystem being mounted at /root/syzkaller-testdir2329423580/syzkaller.cviV2W/64/file0 supports timestamps until 2038 (0x7fffffff) [ 45.739055][ T1557] loop0: detected capacity change from 0 to 512 [ 45.761081][ T355] EXT4-fs (loop4): unmounting filesystem. [ 45.792933][ T1584] loop1: detected capacity change from 0 to 512 [ 45.801565][ T1579] loop2: detected capacity change from 0 to 512 [ 45.808303][ T1587] loop4: detected capacity change from 0 to 512 [ 45.822862][ T1584] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 45.823449][ T1557] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 45.841578][ T1557] ext4 filesystem being mounted at /root/syzkaller-testdir1606527159/syzkaller.JmSrYY/62/file0 supports timestamps until 2038 (0x7fffffff) [ 45.865220][ T1604] loop4: detected capacity change from 0 to 512 [ 45.865322][ T1602] loop2: detected capacity change from 0 to 512 [ 45.873162][ T1604] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 45.888814][ T352] EXT4-fs (loop0): unmounting filesystem. [ 45.890936][ T1613] loop1: detected capacity change from 0 to 512 [ 45.904857][ T1618] loop5: detected capacity change from 0 to 512 [ 45.913674][ T1613] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 45.924301][ T1618] EXT4-fs (loop5): failed to initialize system zone (-117) [ 45.932282][ T1618] EXT4-fs (loop5): mount failed [ 45.936167][ T1602] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 45.945747][ T1602] ext4 filesystem being mounted at /root/syzkaller-testdir3716462574/syzkaller.QIs10z/60/file0 supports timestamps until 2038 (0x7fffffff) [ 45.955894][ T1630] loop0: detected capacity change from 0 to 512 [ 45.969859][ T351] EXT4-fs (loop2): unmounting filesystem. [ 45.973703][ T1634] loop4: detected capacity change from 0 to 512 [ 45.996543][ T1654] loop3: detected capacity change from 0 to 512 [ 45.997780][ T1645] loop0: detected capacity change from 0 to 512 [ 46.011978][ T1657] loop4: detected capacity change from 0 to 512 [ 46.014205][ T1660] loop1: detected capacity change from 0 to 512 [ 46.025193][ T1645] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 46.033526][ T1660] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 46.039170][ T1654] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 46.045775][ T1660] EXT4-fs (loop1): group descriptors corrupted! [ 46.054866][ T1666] loop2: detected capacity change from 0 to 512 [ 46.065088][ T1654] EXT4-fs (loop3): group descriptors corrupted! [ 46.080990][ T1677] loop5: detected capacity change from 0 to 512 [ 46.081991][ T1657] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: writeback. [ 46.097248][ T1680] loop0: detected capacity change from 0 to 512 [ 46.112938][ T1657] ext4 filesystem being mounted at /root/syzkaller-testdir2329423580/syzkaller.cviV2W/69/file0 supports timestamps until 2038 (0x7fffffff) [ 46.137598][ T1706] loop3: detected capacity change from 0 to 512 [ 46.145957][ T1716] loop1: detected capacity change from 0 to 512 [ 46.152881][ T1708] loop2: detected capacity change from 0 to 512 [ 46.163764][ T355] EXT4-fs (loop4): unmounting filesystem. [ 46.182314][ T1716] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.226222][ T1773] loop5: detected capacity change from 0 to 512 [ 46.228624][ T1746] loop1: detected capacity change from 0 to 512 [ 46.251548][ T1788] loop3: detected capacity change from 0 to 512 [ 46.263487][ T1788] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.264625][ T1807] loop1: detected capacity change from 0 to 512 [ 46.283449][ T1812] loop0: detected capacity change from 0 to 512 [ 46.298249][ T1822] loop1: detected capacity change from 0 to 512 [ 46.308683][ T1832] loop0: detected capacity change from 0 to 512 [ 46.310849][ T1838] loop5: detected capacity change from 0 to 512 [ 46.317411][ T1840] loop4: detected capacity change from 0 to 512 [ 46.323782][ T1842] loop2: detected capacity change from 0 to 512 [ 46.349248][ T1832] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.362627][ T1845] EXT4-fs warning (device loop1): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 46.374358][ T1822] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 46.385861][ T1857] loop3: detected capacity change from 0 to 512 [ 46.391998][ T1822] EXT4-fs (loop1): failed to initialize system zone (-117) [ 46.397029][ T1838] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback. [ 46.399369][ T1822] EXT4-fs (loop1): mount failed [ 46.408119][ T1838] ext4 filesystem being mounted at /root/syzkaller-testdir4120121829/syzkaller.4Ou4Xm/82/file0 supports timestamps until 2038 (0x7fffffff) [ 46.412658][ T1857] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 46.439415][ T362] EXT4-fs (loop5): unmounting filesystem. [ 46.439866][ T1866] loop2: detected capacity change from 0 to 519 [ 46.448814][ T1870] loop1: detected capacity change from 0 to 512 [ 46.464046][ T1876] loop3: detected capacity change from 0 to 512 [ 46.471323][ T1868] loop4: detected capacity change from 0 to 512 [ 46.476499][ T1870] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 46.479607][ T1879] loop0: detected capacity change from 0 to 518 [ 46.490835][ T1876] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 46.494659][ T1866] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 46.499974][ T1882] loop5: detected capacity change from 0 to 512 [ 46.511847][ T1882] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.530217][ T1888] loop0: detected capacity change from 0 to 512 [ 46.540046][ T1897] loop3: detected capacity change from 0 to 512 [ 46.543470][ T1901] loop2: detected capacity change from 0 to 512 [ 46.559970][ T1888] EXT4-fs (loop0): Magic mismatch, very weird! [ 46.570195][ T1901] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 46.580919][ T1922] loop3: detected capacity change from 0 to 512 [ 46.593492][ T1933] loop4: detected capacity change from 0 to 512 [ 46.609903][ T1945] loop5: detected capacity change from 0 to 512 [ 46.620978][ T1957] loop1: detected capacity change from 0 to 512 [ 46.621386][ T1958] loop3: detected capacity change from 0 to 512 [ 46.636004][ T1962] loop0: detected capacity change from 0 to 512 [ 46.636781][ T1965] loop2: detected capacity change from 0 to 512 [ 46.653571][ T1962] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.659092][ T1933] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 46.675018][ T1933] EXT4-fs (loop4): failed to initialize system zone (-117) [ 46.684007][ T1933] EXT4-fs (loop4): mount failed [ 46.690875][ T1965] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 46.699720][ T1965] ext4 filesystem being mounted at /root/syzkaller-testdir3716462574/syzkaller.QIs10z/76/file0 supports timestamps until 2038 (0x7fffffff) [ 46.719187][ T1982] loop0: detected capacity change from 0 to 512 2024/01/07 04:55:26 executed programs: 527 [ 46.728280][ T351] EXT4-fs (loop2): unmounting filesystem. [ 46.745076][ T2006] loop3: detected capacity change from 0 to 517 [ 46.775926][ T2048] loop4: detected capacity change from 0 to 512 [ 46.776800][ T2044] loop5: detected capacity change from 0 to 512 [ 46.806752][ T2064] loop0: detected capacity change from 0 to 512 [ 46.817875][ T2044] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.818165][ T2081] loop1: detected capacity change from 0 to 512 [ 46.828166][ T2064] EXT4-fs (loop0): Magic mismatch, very weird! [ 46.849735][ T2092] loop3: detected capacity change from 0 to 512 [ 46.849736][ T2091] loop4: detected capacity change from 0 to 512 [ 46.865886][ T2102] loop2: detected capacity change from 0 to 519 [ 46.877811][ T2102] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 46.879410][ T2111] loop5: detected capacity change from 0 to 512 [ 46.890471][ T2092] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.897546][ T2108] loop1: detected capacity change from 0 to 512 [ 46.910707][ T2116] loop0: detected capacity change from 0 to 512 [ 46.917354][ T2111] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 46.926858][ T2091] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: writeback. [ 46.936278][ T2091] ext4 filesystem being mounted at /root/syzkaller-testdir2329423580/syzkaller.cviV2W/91/file0 supports timestamps until 2038 (0x7fffffff) [ 46.963919][ T355] EXT4-fs (loop4): unmounting filesystem. [ 46.964388][ T2132] loop3: detected capacity change from 0 to 512 [ 46.971035][ T2139] loop5: detected capacity change from 0 to 512 [ 46.984075][ T2136] loop1: detected capacity change from 0 to 512 [ 46.984818][ T2132] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.005057][ T2139] EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 47.023889][ T2136] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.033630][ T2139] EXT4-fs (loop5): group descriptors corrupted! [ 47.035799][ T2160] loop2: detected capacity change from 0 to 512 [ 47.055455][ T2173] loop3: detected capacity change from 0 to 512 [ 47.068758][ T2187] loop0: detected capacity change from 0 to 512 [ 47.084048][ T2200] loop1: detected capacity change from 0 to 512 [ 47.085069][ T2196] loop2: detected capacity change from 0 to 512 [ 47.101163][ T2200] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 47.103325][ T2214] loop0: detected capacity change from 0 to 512 [ 47.139682][ T2240] loop3: detected capacity change from 0 to 512 [ 47.149704][ T2253] loop2: detected capacity change from 0 to 512 [ 47.165810][ T2273] loop3: detected capacity change from 0 to 512 [ 47.166582][ T2268] loop0: detected capacity change from 0 to 512 [ 47.182294][ T2284] loop5: detected capacity change from 0 to 512 [ 47.196131][ T2293] loop1: detected capacity change from 0 to 512 [ 47.206156][ T2273] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback. [ 47.216485][ T2273] ext4 filesystem being mounted at /root/syzkaller-testdir3607605824/syzkaller.VLvM6c/97/file0 supports timestamps until 2038 (0x7fffffff) [ 47.222543][ T2299] loop2: detected capacity change from 0 to 512 [ 47.250509][ T360] EXT4-fs (loop3): unmounting filesystem. [ 47.253519][ T2322] loop1: detected capacity change from 0 to 512 [ 47.267677][ T2327] loop0: detected capacity change from 0 to 512 [ 47.277192][ T2330] loop4: detected capacity change from 0 to 512 [ 47.280447][ T2333] loop2: detected capacity change from 0 to 512 [ 47.289722][ T2322] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.306371][ T2339] loop0: detected capacity change from 0 to 512 [ 47.313775][ T2330] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.327704][ T2346] loop1: detected capacity change from 0 to 512 [ 47.337601][ T2351] loop3: detected capacity change from 0 to 512 [ 47.345419][ T2354] loop5: detected capacity change from 0 to 512 [ 47.358637][ T2363] loop2: detected capacity change from 0 to 512 [ 47.368676][ T2366] loop1: detected capacity change from 0 to 512 [ 47.372746][ T2354] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.377249][ T2372] loop4: detected capacity change from 0 to 512 [ 47.400155][ T2382] loop0: detected capacity change from 0 to 512 [ 47.409452][ T2351] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback. [ 47.418253][ T2351] ext4 filesystem being mounted at /root/syzkaller-testdir3607605824/syzkaller.VLvM6c/99/file0 supports timestamps until 2038 (0x7fffffff) [ 47.437573][ T360] EXT4-fs (loop3): unmounting filesystem. [ 47.446614][ T2401] loop5: detected capacity change from 0 to 519 [ 47.459681][ T2410] loop1: detected capacity change from 0 to 519 [ 47.480111][ T2426] loop2: detected capacity change from 0 to 512 [ 47.484880][ T2437] loop3: detected capacity change from 0 to 512 [ 47.487861][ T2435] loop1: detected capacity change from 0 to 512 [ 47.507401][ T2443] loop0: detected capacity change from 0 to 512 [ 47.513803][ T2437] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.524628][ T2443] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 47.534802][ T2452] loop2: detected capacity change from 0 to 512 [ 47.541427][ T2455] loop5: detected capacity change from 0 to 512 [ 47.550458][ T2462] loop4: detected capacity change from 0 to 512 [ 47.551408][ T2459] loop1: detected capacity change from 0 to 512 [ 47.568797][ T2467] loop4: detected capacity change from 0 to 512 [ 47.580837][ T2470] loop3: detected capacity change from 0 to 512 [ 47.581109][ T2478] loop1: detected capacity change from 0 to 512 [ 47.589132][ T2480] loop0: detected capacity change from 0 to 512 [ 47.600310][ T2473] loop5: detected capacity change from 0 to 512 [ 47.607798][ T2452] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 47.617121][ T2467] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.622327][ T2452] ext4 filesystem being mounted at /root/syzkaller-testdir3716462574/syzkaller.QIs10z/102/file0 supports timestamps until 2038 (0x7fffffff) [ 47.628307][ T2480] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.654272][ T2478] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.657405][ T2487] loop5: detected capacity change from 0 to 512 [ 47.676748][ T351] EXT4-fs (loop2): unmounting filesystem. [ 47.685464][ T2493] loop0: detected capacity change from 0 to 512 [ 47.695269][ T2497] loop3: detected capacity change from 0 to 512 [ 47.696792][ T2500] loop1: detected capacity change from 0 to 512 [ 47.706348][ T2502] loop4: detected capacity change from 0 to 512 [ 47.709082][ T2493] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.735634][ T2508] loop2: detected capacity change from 0 to 512 [ 47.737211][ T2511] loop3: detected capacity change from 0 to 512 [ 47.743950][ T2508] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 47.756120][ T2500] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. [ 47.757614][ T2517] loop0: detected capacity change from 0 to 512 [ 47.765212][ T2500] ext4 filesystem being mounted at /root/syzkaller-testdir1383114805/syzkaller.ntbkOD/120/file0 supports timestamps until 2038 (0x7fffffff) [ 47.797310][ T349] EXT4-fs (loop1): unmounting filesystem. [ 47.809633][ T2534] loop2: detected capacity change from 0 to 512 [ 47.819070][ T2546] loop3: detected capacity change from 0 to 512 [ 47.836158][ T2534] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.842208][ T2558] loop5: detected capacity change from 0 to 512 [ 47.861183][ T2561] loop1: detected capacity change from 0 to 512 [ 47.866814][ T2567] loop2: detected capacity change from 0 to 512 [ 47.868839][ T2565] loop0: detected capacity change from 0 to 512 [ 47.880065][ T2567] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 47.889860][ T2567] EXT4-fs (loop2): group descriptors corrupted! [ 47.899908][ T2571] loop5: detected capacity change from 0 to 512 [ 47.900919][ T2579] loop1: detected capacity change from 0 to 512 [ 47.918132][ T2586] loop4: detected capacity change from 0 to 512 [ 47.918650][ T2588] loop3: detected capacity change from 0 to 512 [ 47.959067][ T2586] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 47.961163][ T2619] loop1: detected capacity change from 0 to 512 [ 47.990553][ T2634] loop4: detected capacity change from 0 to 512 [ 48.002451][ T2653] loop5: detected capacity change from 0 to 512 [ 48.013573][ T2659] loop2: detected capacity change from 0 to 512 [ 48.014531][ T2662] loop3: detected capacity change from 0 to 512 [ 48.022459][ T2665] loop0: detected capacity change from 0 to 518 [ 48.034018][ T2667] loop1: detected capacity change from 0 to 512 [ 48.063139][ T2667] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. [ 48.071985][ T2667] ext4 filesystem being mounted at /root/syzkaller-testdir1383114805/syzkaller.ntbkOD/125/file0 supports timestamps until 2038 (0x7fffffff) [ 48.091825][ T349] EXT4-fs (loop1): unmounting filesystem. [ 48.094406][ T2684] loop2: detected capacity change from 0 to 512 [ 48.104839][ T2676] blk_print_req_error: 1361 callbacks suppressed [ 48.104845][ T2676] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 2 [ 48.105413][ T2685] loop5: detected capacity change from 0 to 512 [ 48.113169][ T2676] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 48.124046][ T2683] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 30 prio class 2 [ 48.156051][ T2700] loop3: detected capacity change from 0 to 512 [ 48.166802][ T2706] loop0: detected capacity change from 0 to 512 [ 48.167083][ T2704] loop5: detected capacity change from 0 to 512 [ 48.173872][ T2703] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 29 prio class 2 [ 48.189448][ T2703] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 48.197041][ T2712] loop1: detected capacity change from 0 to 512 [ 48.204695][ T2703] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 48.217290][ T2718] loop4: detected capacity change from 0 to 512 [ 48.226180][ T2725] loop2: detected capacity change from 0 to 512 [ 48.227770][ T2712] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.233047][ T2723] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 2 [ 48.254626][ T2732] loop3: detected capacity change from 0 to 512 [ 48.261591][ T2734] EXT4-fs warning (device loop4): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 48.272592][ T2704] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback. [ 48.281280][ T2704] ext4 filesystem being mounted at /root/syzkaller-testdir4120121829/syzkaller.4Ou4Xm/130/file0 supports timestamps until 2038 (0x7fffffff) [ 48.283960][ T2732] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.300857][ T2737] loop0: detected capacity change from 0 to 512 [ 48.311679][ T2718] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 48.320605][ T362] EXT4-fs (loop5): unmounting filesystem. [ 48.321685][ T2718] EXT4-fs (loop4): failed to initialize system zone (-117) [ 48.330581][ T2746] loop2: detected capacity change from 0 to 512 [ 48.333433][ T2718] EXT4-fs (loop4): mount failed [ 48.341168][ T2737] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 48.363037][ T2752] loop4: detected capacity change from 0 to 512 [ 48.372807][ T2746] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.373405][ T2756] loop0: detected capacity change from 0 to 512 [ 48.385635][ T2759] loop1: detected capacity change from 0 to 512 [ 48.390780][ T2752] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 48.405003][ T2761] loop3: detected capacity change from 0 to 512 [ 48.411918][ T2759] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 48.416327][ T2756] EXT4-fs (loop0): Magic mismatch, very weird! [ 48.443709][ T2773] loop2: detected capacity change from 0 to 512 [ 48.455346][ T2767] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 2 [ 48.464890][ T2782] loop5: detected capacity change from 0 to 512 [ 48.472130][ T2761] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback. [ 48.482714][ T2761] ext4 filesystem being mounted at /root/syzkaller-testdir3607605824/syzkaller.VLvM6c/121/file0 supports timestamps until 2038 (0x7fffffff) [ 48.502872][ T360] EXT4-fs (loop3): unmounting filesystem. [ 48.507191][ T2800] loop4: detected capacity change from 0 to 512 [ 48.522033][ T2812] loop5: detected capacity change from 0 to 512 [ 48.524264][ T2820] loop2: detected capacity change from 0 to 512 [ 48.544068][ T2823] loop0: detected capacity change from 0 to 512 [ 48.550690][ T2822] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 48.556078][ T2820] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.590245][ T2853] loop4: detected capacity change from 0 to 512 [ 48.595997][ T2862] loop3: detected capacity change from 0 to 512 [ 48.603034][ T2847] loop5: detected capacity change from 0 to 512 [ 48.603579][ T2846] I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 2 [ 48.618670][ T2853] EXT4-fs (loop4): Magic mismatch, very weird! [ 48.626803][ T2865] loop2: detected capacity change from 0 to 512 [ 48.634826][ T2864] buffer_io_error: 1276 callbacks suppressed [ 48.634831][ T2864] Buffer I/O error on dev loop2, logical block 0, async page read [ 48.635765][ T2868] loop0: detected capacity change from 0 to 512 [ 48.640818][ T2864] Buffer I/O error on dev loop2, logical block 0, async page read [ 48.650678][ T2867] Buffer I/O error on dev loop0, logical block 0, async page read [ 48.673802][ T2874] loop3: detected capacity change from 0 to 512 [ 48.681222][ T2873] Buffer I/O error on dev loop3, logical block 0, async page read [ 48.696298][ T2895] loop1: detected capacity change from 0 to 512 [ 48.710217][ T2907] loop5: detected capacity change from 0 to 512 [ 48.719625][ T2912] loop3: detected capacity change from 0 to 512 [ 48.729796][ T2909] Buffer I/O error on dev loop3, logical block 0, async page read [ 48.729812][ T2895] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. [ 48.738162][ T2909] Buffer I/O error on dev loop3, logical block 0, async page read [ 48.747859][ T2921] loop2: detected capacity change from 0 to 512 [ 48.761313][ T2920] Buffer I/O error on dev loop2, logical block 0, async page read [ 48.770719][ T2895] ext4 filesystem being mounted at /root/syzkaller-testdir1383114805/syzkaller.ntbkOD/141/file0 supports timestamps until 2038 (0x7fffffff) [ 48.771211][ T2927] loop4: detected capacity change from 0 to 512 [ 48.793274][ T2930] loop5: detected capacity change from 0 to 512 [ 48.796712][ T2926] Buffer I/O error on dev loop4, logical block 0, async page read [ 48.801282][ T2933] loop3: detected capacity change from 0 to 512 [ 48.807439][ T2926] Buffer I/O error on dev loop4, logical block 0, async page read [ 48.820989][ T2926] Buffer I/O error on dev loop4, logical block 0, async page read [ 48.824259][ T2936] loop0: detected capacity change from 0 to 512 [ 48.835468][ T2930] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 48.847663][ T2939] loop2: detected capacity change from 0 to 512 [ 48.850608][ T349] EXT4-fs (loop1): unmounting filesystem. [ 48.876873][ T2954] EXT4-fs warning (device loop2): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 48.879056][ T2962] loop3: detected capacity change from 0 to 512 [ 48.889001][ T2939] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 48.896645][ T2958] loop4: detected capacity change from 0 to 512 [ 48.907501][ T2939] EXT4-fs (loop2): failed to initialize system zone (-117) [ 48.916695][ T2939] EXT4-fs (loop2): mount failed [ 48.923193][ T2958] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.950530][ T2973] loop5: detected capacity change from 0 to 512 [ 48.951185][ T2979] loop3: detected capacity change from 0 to 512 [ 48.958216][ T2976] loop0: detected capacity change from 0 to 512 [ 48.968014][ T2984] loop1: detected capacity change from 0 to 512 [ 48.979546][ T2987] loop2: detected capacity change from 0 to 512 [ 48.987416][ T2979] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 48.995656][ T2976] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.029711][ T3020] loop2: detected capacity change from 0 to 512 [ 49.037101][ T3015] loop4: detected capacity change from 0 to 512 [ 49.051019][ T3030] loop3: detected capacity change from 0 to 512 [ 49.063314][ T3020] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.076220][ T3047] loop1: detected capacity change from 0 to 512 [ 49.078631][ T3053] loop5: detected capacity change from 0 to 512 [ 49.088458][ T3047] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 49.096886][ T3056] loop4: detected capacity change from 0 to 512 [ 49.109156][ T3060] loop3: detected capacity change from 0 to 512 [ 49.112764][ T3056] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.126840][ T3053] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.129954][ T3065] loop0: detected capacity change from 0 to 512 [ 49.158674][ T3080] loop2: detected capacity change from 0 to 512 [ 49.161061][ T3074] loop3: detected capacity change from 0 to 512 [ 49.188639][ T3074] EXT4-fs (loop3): Magic mismatch, very weird! [ 49.190543][ T3107] loop4: detected capacity change from 0 to 512 [ 49.212572][ T3107] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.214518][ T3125] loop0: detected capacity change from 0 to 512 [ 49.258966][ T3137] loop3: detected capacity change from 0 to 512 [ 49.276287][ T3174] loop5: detected capacity change from 0 to 519 [ 49.276728][ T3164] loop2: detected capacity change from 0 to 512 [ 49.290645][ T3179] loop0: detected capacity change from 0 to 512 [ 49.303629][ T3189] loop3: detected capacity change from 0 to 512 [ 49.315616][ T3192] loop1: detected capacity change from 0 to 512 [ 49.326587][ T3198] loop4: detected capacity change from 0 to 512 [ 49.341334][ T3219] loop0: detected capacity change from 0 to 512 [ 49.348610][ T3216] loop3: detected capacity change from 0 to 512 [ 49.351207][ T3224] loop2: detected capacity change from 0 to 519 [ 49.366365][ T3228] loop5: detected capacity change from 0 to 512 [ 49.380770][ T3240] loop0: detected capacity change from 0 to 512 [ 49.383164][ T3245] loop1: detected capacity change from 0 to 512 [ 49.397978][ T3254] loop2: detected capacity change from 0 to 512 [ 49.408052][ T3228] EXT4-fs (loop5): mounted filesystem without journal. Quota mode: writeback. [ 49.409415][ T3245] EXT4-fs warning (device loop1): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.423876][ T3228] ext4 filesystem being mounted at /root/syzkaller-testdir4120121829/syzkaller.4Ou4Xm/157/file0 supports timestamps until 2038 (0x7fffffff) [ 49.440853][ T3260] EXT4-fs warning (device loop0): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 49.461681][ T3240] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 49.470665][ T362] EXT4-fs (loop5): unmounting filesystem. [ 49.471707][ T3272] loop3: detected capacity change from 0 to 512 [ 49.484680][ T3275] loop4: detected capacity change from 0 to 512 [ 49.486036][ T3277] loop1: detected capacity change from 0 to 512 [ 49.497051][ T3240] EXT4-fs (loop0): failed to initialize system zone (-117) [ 49.505952][ T3240] EXT4-fs (loop0): mount failed [ 49.520676][ T3285] loop5: detected capacity change from 0 to 512 [ 49.527553][ T3291] loop2: detected capacity change from 0 to 512 [ 49.528815][ T3293] loop4: detected capacity change from 0 to 512 [ 49.536255][ T3295] loop1: detected capacity change from 0 to 512 [ 49.547858][ T3297] loop3: detected capacity change from 0 to 512 [ 49.548112][ T3291] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 49.554283][ T3295] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 49.563166][ T3291] EXT4-fs (loop2): group descriptors corrupted! [ 49.575447][ T3285] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 49.580745][ T3293] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 49.592551][ T3293] EXT4-fs (loop4): group descriptors corrupted! [ 49.605588][ T3300] loop0: detected capacity change from 0 to 512 [ 49.619058][ T3318] loop3: detected capacity change from 0 to 512 [ 49.629108][ T3327] loop1: detected capacity change from 0 to 512 [ 49.629108][ T3326] loop2: detected capacity change from 0 to 512 [ 49.636127][ T3326] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 49.659715][ T3318] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 49.681406][ T3363] loop5: detected capacity change from 0 to 512 [ 49.689071][ T3366] loop4: detected capacity change from 0 to 512 [ 49.692245][ T3353] loop3: detected capacity change from 0 to 512 [ 49.707656][ T3372] loop0: detected capacity change from 0 to 512 [ 49.719998][ T3385] loop1: detected capacity change from 0 to 512 [ 49.723623][ T3375] loop5: detected capacity change from 0 to 512 [ 49.735631][ T3353] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 49.745379][ T3353] EXT4-fs (loop3): failed to initialize system zone (-117) [ 49.752402][ T3353] EXT4-fs (loop3): mount failed [ 49.752895][ T3372] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.774210][ T3393] loop4: detected capacity change from 0 to 512 [ 49.779225][ T3398] loop5: detected capacity change from 0 to 512 [ 49.789806][ T3393] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 49.797744][ T3410] loop2: detected capacity change from 0 to 512 [ 49.821663][ T3434] loop4: detected capacity change from 0 to 512 [ 49.836231][ T3458] loop2: detected capacity change from 0 to 512 [ 49.845111][ T3464] loop4: detected capacity change from 0 to 512 [ 49.845692][ T3455] loop1: detected capacity change from 0 to 512 [ 49.857796][ T3446] loop3: detected capacity change from 0 to 512 [ 49.860179][ T3467] loop5: detected capacity change from 0 to 512 [ 49.875998][ T3470] loop0: detected capacity change from 0 to 512 [ 49.883276][ T3467] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.896040][ T3477] loop2: detected capacity change from 0 to 512 [ 49.903934][ T3472] EXT4-fs warning (device loop4): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 49.917892][ T3487] loop3: detected capacity change from 0 to 512 [ 49.919367][ T3477] EXT4-fs warning (device loop2): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.926239][ T3490] loop1: detected capacity change from 0 to 512 [ 49.933820][ T3464] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 49.948127][ T3464] EXT4-fs (loop4): failed to initialize system zone (-117) [ 49.956121][ T3464] EXT4-fs (loop4): mount failed [ 49.961079][ T3487] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 49.988881][ T3518] loop1: detected capacity change from 0 to 512 [ 49.994197][ T3509] loop2: detected capacity change from 0 to 512 [ 50.015127][ T3536] loop3: detected capacity change from 0 to 512 [ 50.028804][ T3548] loop5: detected capacity change from 0 to 512 [ 50.036454][ T3551] loop4: detected capacity change from 0 to 512 [ 50.050357][ T3569] loop2: detected capacity change from 0 to 512 [ 50.059546][ T3551] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.067542][ T3548] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.082040][ T3578] loop0: detected capacity change from 0 to 512 [ 50.105274][ T3569] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 50.114407][ T3569] ext4 filesystem being mounted at /root/syzkaller-testdir3716462574/syzkaller.QIs10z/153/file0 supports timestamps until 2038 (0x7fffffff) [ 50.134704][ T3601] loop4: detected capacity change from 0 to 512 [ 50.135837][ T3605] loop1: detected capacity change from 0 to 512 [ 50.143603][ T3607] loop3: detected capacity change from 0 to 512 [ 50.153977][ T351] EXT4-fs (loop2): unmounting filesystem. [ 50.169274][ T3601] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: writeback. [ 50.170026][ T3613] loop0: detected capacity change from 0 to 512 [ 50.178439][ T3616] loop5: detected capacity change from 0 to 512 [ 50.192901][ T3601] ext4 filesystem being mounted at /root/syzkaller-testdir2329423580/syzkaller.cviV2W/181/file0 supports timestamps until 2038 (0x7fffffff) [ 50.194054][ T3607] EXT4-fs warning (device loop3): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.223108][ T3631] loop1: detected capacity change from 0 to 512 [ 50.223614][ T3628] loop2: detected capacity change from 0 to 512 [ 50.234211][ T27] kauditd_printk_skb: 3 callbacks suppressed [ 50.234217][ T27] audit: type=1400 audit(1704603330.099:169): avc: denied { remove_name } for pid=80 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 50.238606][ T3633] loop0: detected capacity change from 0 to 512 [ 50.241911][ T27] audit: type=1400 audit(1704603330.099:170): avc: denied { rename } for pid=80 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 50.263899][ T355] EXT4-fs (loop4): unmounting filesystem. [ 50.271038][ T27] audit: type=1400 audit(1704603330.099:171): avc: denied { create } for pid=80 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 50.310447][ T3635] EXT4-fs warning (device loop2): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 50.318118][ T3633] EXT4-fs warning (device loop0): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.328630][ T3628] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 50.347116][ T3628] EXT4-fs (loop2): failed to initialize system zone (-117) [ 50.351961][ T3631] EXT4-fs (loop1): mounted filesystem without journal. Quota mode: writeback. [ 50.354662][ T3628] EXT4-fs (loop2): mount failed [ 50.366931][ T3631] ext4 filesystem being mounted at /root/syzkaller-testdir1383114805/syzkaller.ntbkOD/190/file0 supports timestamps until 2038 (0x7fffffff) [ 50.385606][ T349] EXT4-fs (loop1): unmounting filesystem. [ 50.395868][ T3645] loop5: detected capacity change from 0 to 512 [ 50.396825][ T3649] loop0: detected capacity change from 0 to 512 [ 50.409416][ T3645] EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 50.419089][ T3645] EXT4-fs (loop5): group descriptors corrupted! [ 50.424783][ T3655] loop3: detected capacity change from 0 to 512 [ 50.433293][ T3649] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 50.440804][ T3655] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 50.443989][ T3649] EXT4-fs (loop0): group descriptors corrupted! [ 50.463465][ T3667] loop5: detected capacity change from 0 to 512 [ 50.470034][ T3664] loop2: detected capacity change from 0 to 512 [ 50.472003][ T3670] loop1: detected capacity change from 0 to 512 [ 50.493154][ T3667] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.498376][ T3682] loop0: detected capacity change from 0 to 518 [ 50.518315][ T3697] loop2: detected capacity change from 0 to 512 [ 50.535491][ T3707] loop3: detected capacity change from 0 to 512 [ 50.536449][ T3712] loop4: detected capacity change from 0 to 512 [ 50.543351][ T3710] loop2: detected capacity change from 0 to 512 [ 50.564039][ T3716] loop5: detected capacity change from 0 to 519 [ 50.583000][ T3707] EXT4-fs (loop3): mounted filesystem without journal. Quota mode: writeback. [ 50.592361][ T3707] ext4 filesystem being mounted at /root/syzkaller-testdir3607605824/syzkaller.VLvM6c/167/file0 supports timestamps until 2038 (0x7fffffff) [ 50.609585][ T360] EXT4-fs (loop3): unmounting filesystem. [ 50.630067][ T3777] loop0: detected capacity change from 0 to 512 [ 50.659185][ T3784] loop4: detected capacity change from 0 to 512 [ 50.660980][ T3787] loop2: detected capacity change from 0 to 512 [ 50.669689][ T3795] loop3: detected capacity change from 0 to 512 [ 50.688107][ T3804] loop5: detected capacity change from 0 to 512 [ 50.717085][ T3846] loop2: detected capacity change from 0 to 512 [ 50.738521][ T3877] loop5: detected capacity change from 0 to 512 [ 50.739418][ T3880] loop4: detected capacity change from 0 to 512 [ 50.766952][ T3912] loop2: detected capacity change from 0 to 512 [ 50.776384][ T3918] loop5: detected capacity change from 0 to 512 [ 50.776673][ T3880] EXT4-fs warning (device loop4): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.794441][ T3912] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 50.802594][ T3918] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.819012][ T3939] loop1: detected capacity change from 0 to 512 [ 50.825911][ T3936] loop0: detected capacity change from 0 to 512 [ 50.863095][ T3979] loop4: detected capacity change from 0 to 512 [ 50.864502][ T3981] loop1: detected capacity change from 0 to 512 [ 50.870705][ T3991] loop3: detected capacity change from 0 to 512 [ 50.885320][ T3996] loop2: detected capacity change from 0 to 512 [ 50.894364][ T4002] loop5: detected capacity change from 0 to 512 [ 50.907299][ T4002] EXT4-fs warning (device loop5): read_mmp_block:115: Error -74 while reading MMP block 12 [ 50.919210][ T4016] EXT4-fs warning (device loop2): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 50.931762][ T3996] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 50.941972][ T3996] EXT4-fs (loop2): failed to initialize system zone (-117) [ 50.946778][ T4030] loop3: detected capacity change from 0 to 512 [ 50.952763][ T3996] EXT4-fs (loop2): mount failed [ 50.974394][ T4043] loop1: detected capacity change from 0 to 512 [ 50.981632][ T4053] loop5: detected capacity change from 0 to 512 [ 51.004586][ T4073] loop0: detected capacity change from 0 to 512 [ 51.015498][ T4073] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 51.016387][ T4088] loop3: detected capacity change from 0 to 512 [ 51.032315][ T4095] loop4: detected capacity change from 0 to 512 [ 51.041063][ T4101] loop2: detected capacity change from 0 to 512 [ 51.041991][ T4104] loop1: detected capacity change from 0 to 512 [ 51.059737][ T4110] loop5: detected capacity change from 0 to 512 [ 51.076253][ T4132] loop3: detected capacity change from 0 to 512 [ 51.090931][ T4143] loop2: detected capacity change from 0 to 512 [ 51.107406][ T4161] loop0: detected capacity change from 0 to 512 [ 51.107532][ T4170] loop4: detected capacity change from 0 to 512 [ 51.121760][ T4174] loop5: detected capacity change from 0 to 512 [ 51.131169][ T4176] loop2: detected capacity change from 0 to 512 [ 51.145578][ T4179] loop3: detected capacity change from 0 to 512 [ 51.157780][ T4189] loop5: detected capacity change from 0 to 512 [ 51.171322][ T4179] ------------[ cut here ]------------ [ 51.174088][ T4195] EXT4-fs warning (device loop0): kmmpd:168: kmmpd being stopped since MMP feature has been disabled. [ 51.176711][ T4179] kernel BUG at fs/ext4/super.c:6932! [ 51.188533][ T4161] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 51.194318][ T4179] invalid opcode: 0000 [#1] PREEMPT SMP [ 51.205763][ T4179] CPU: 1 PID: 4179 Comm: syz-executor.3 Not tainted 6.1.57-syzkaller #0 [ 51.214040][ T4179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 51.223933][ T4179] RIP: 0010:ext4_enable_quotas+0x2a1/0x2b0 [ 51.229576][ T4179] Code: e7 e8 d3 1a f1 ff eb c4 65 48 8b 04 25 28 00 00 00 48 3b 44 24 60 75 16 44 89 f8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b 0f 0b e8 56 9a a9 00 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 [ 51.249146][ T4179] RSP: 0018:ffffc90000bcbc00 EFLAGS: 00010246 [ 51.255012][ T4179] RAX: ffff888118402400 RBX: ffff88811784d800 RCX: 0000000000000000 [ 51.262827][ T4179] RDX: 0000000000000001 RSI: ffff88810e8d56f0 RDI: ffff88810e8d57d8 [ 51.270710][ T4179] RBP: ffffc90000bcbca0 R08: 0000000000000006 R09: 0000000000000000 [ 51.278525][ T4179] R10: 0000000000000000 R11: 00000000ffffffff R12: 0000000000000000 [ 51.286336][ T4179] R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000000 [ 51.294151][ T4179] FS: 00007f8a5e3916c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 [ 51.302915][ T4179] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.309333][ T4179] CR2: 00007f00f5c8ff28 CR3: 000000011781f000 CR4: 00000000003506a0 [ 51.317150][ T4179] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.324956][ T4179] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.332946][ T4179] Call Trace: [ 51.336068][ T4179] [ 51.338844][ T4179] ? __die_body+0x62/0xb0 [ 51.343176][ T4179] ? die+0x88/0xb0 [ 51.346818][ T4179] ? do_trap+0x87/0x150 [ 51.351959][ T4179] ? ext4_enable_quotas+0x2a1/0x2b0 [ 51.357178][ T4179] ? handle_invalid_op+0x69/0x80 [ 51.361930][ T4179] ? ext4_enable_quotas+0x2a1/0x2b0 [ 51.366958][ T4179] ? exc_invalid_op+0x32/0x50 [ 51.371474][ T4179] ? asm_exc_invalid_op+0x1b/0x20 [ 51.376426][ T4179] ? ext4_enable_quotas+0x2a1/0x2b0 [ 51.381621][ T4179] ? proc_register+0x10b/0x1b0 [ 51.386220][ T4179] ? proc_create_seq_private+0x9d/0xd0 [ 51.391605][ T4179] ext4_fill_super+0x1e5e/0x2190 [ 51.396376][ T4179] ? snprintf+0x53/0x70 [ 51.400369][ T4179] ? ext4_parse_test_dummy_encryption+0x60/0x60 [ 51.406616][ T4179] get_tree_bdev+0x1b7/0x230 [ 51.411057][ T4179] ext4_get_tree+0x10/0x20 [ 51.415296][ T4179] vfs_get_tree+0x20/0xb0 [ 51.419462][ T4179] do_new_mount+0x141/0x390 [ 51.423802][ T4179] path_mount+0x324/0x520 [ 51.427975][ T4179] __se_sys_mount+0x143/0x1b0 [ 51.432485][ T4179] __x64_sys_mount+0x20/0x30 [ 51.437009][ T4179] do_syscall_64+0x3d/0xb0 [ 51.441250][ T4179] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 51.447119][ T4179] RIP: 0033:0x7f8a5d67e1ea [ 51.451369][ T4179] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 51.470835][ T4179] RSP: 002b:00007f8a5e390ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 51.479376][ T4179] RAX: ffffffffffffffda RBX: 00007f8a5e390f80 RCX: 00007f8a5d67e1ea [ 51.487579][ T4179] RDX: 00000000200005c0 RSI: 0000000020000000 RDI: 00007f8a5e390f40 [ 51.495379][ T4179] RBP: 00000000200005c0 R08: 00007f8a5e390f80 R09: 0000000000200810 [ 51.503190][ T4179] R10: 0000000000200810 R11: 0000000000000246 R12: 0000000020000000 [ 51.511002][ T4179] R13: 00007f8a5e390f40 R14: 00000000000004da R15: 0000000020001400 [ 51.518820][ T4179] [ 51.521689][ T4179] Modules linked in: [ 51.526385][ T4161] EXT4-fs (loop0): failed to initialize system zone (-117) [ 51.535092][ T4170] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: writeback. [ 51.535516][ T4161] EXT4-fs (loop0): mount failed [ 51.546642][ T4170] ext4 filesystem being mounted at /root/syzkaller-testdir2329423580/syzkaller.cviV2W/211/file0 supports timestamps until 2038 (0x7fffffff) [ 51.549181][ T4179] ---[ end trace 0000000000000000 ]--- [ 51.568054][ T4179] RIP: 0010:ext4_enable_quotas+0x2a1/0x2b0 [ 51.573793][ T4179] Code: e7 e8 d3 1a f1 ff eb c4 65 48 8b 04 25 28 00 00 00 48 3b 44 24 60 75 16 44 89 f8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b 0f 0b e8 56 9a a9 00 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 [ 51.579925][ T4206] loop2: detected capacity change from 0 to 512 [ 51.599591][ T4203] loop1: detected capacity change from 0 to 512 [ 51.604951][ T4179] RSP: 0018:ffffc90000bcbc00 EFLAGS: 00010246 [ 51.612600][ T4179] RAX: ffff888118402400 RBX: ffff88811784d800 RCX: 0000000000000000 [ 51.615083][ T355] EXT4-fs (loop4): unmounting filesystem. [ 51.622418][ T4215] loop5: detected capacity change from 0 to 512 [ 51.637266][ T4179] RDX: 0000000000000001 RSI: ffff88810e8d56f0 RDI: ffff88810e8d57d8 [ 51.645267][ T4179] RBP: ffffc90000bcbca0 R08: 0000000000000006 R09: 0000000000000000 [ 51.653557][ T4179] R10: 0000000000000000 R11: 00000000ffffffff R12: 0000000000000000 [ 51.661524][ T4179] R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000000 [ 51.665908][ T4218] loop4: detected capacity change from 0 to 512 [ 51.669612][ T4179] FS: 00007f8a5e3916c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 [ 51.684323][ T4179] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.690803][ T4179] CR2: 0000000020000000 CR3: 000000011781f000 CR4: 00000000003506a0 [ 51.698589][ T4179] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.706388][ T4179] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.714190][ T4179] Kernel panic - not syncing: Fatal exception [ 51.720470][ T4179] Kernel Offset: disabled [ 51.724589][ T4179] Rebooting in 86400 seconds..