Warning: Permanently added '10.128.1.23' (ED25519) to the list of known hosts. 2024/04/07 02:33:09 ignoring optional flag "sandboxArg"="0" 2024/04/07 02:33:10 parsed 1 programs [ 40.591322][ T29] kauditd_printk_skb: 78 callbacks suppressed [ 40.591328][ T29] audit: type=1400 audit(1712457190.101:154): avc: denied { mounton } for pid=339 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 [ 40.622633][ T29] audit: type=1400 audit(1712457190.101:155): avc: denied { mount } for pid=339 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 [ 40.645893][ T29] audit: type=1400 audit(1712457190.101:156): avc: denied { setattr } for pid=339 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=82 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 40.668890][ T29] audit: type=1400 audit(1712457190.101:157): avc: denied { read write } for pid=339 comm="syz-executor" name="swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 40.695470][ T29] audit: type=1400 audit(1712457190.101:158): avc: denied { open } for pid=339 comm="syz-executor" path="/root/swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 40.764227][ T29] audit: type=1400 audit(1712457190.271:159): avc: denied { unlink } for pid=339 comm="syz-executor" name="swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" 2024/04/07 02:33:10 executed programs: 0 [ 40.790027][ T29] audit: type=1400 audit(1712457190.281:160): avc: denied { relabelto } for pid=341 comm="mkswap" name="swap-file" dev="sda1" ino=1929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 40.795006][ T339] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 40.866948][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.873817][ T351] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.880867][ T351] device bridge_slave_0 entered promiscuous mode [ 40.891430][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.898342][ T351] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.905604][ T351] device bridge_slave_1 entered promiscuous mode [ 40.915030][ T353] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.922073][ T353] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.929736][ T353] device bridge_slave_0 entered promiscuous mode [ 40.935950][ T348] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.943045][ T348] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.950143][ T348] device bridge_slave_0 entered promiscuous mode [ 40.957046][ T348] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.964073][ T348] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.971208][ T348] device bridge_slave_1 entered promiscuous mode [ 40.978878][ T355] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.986090][ T355] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.993090][ T355] device bridge_slave_0 entered promiscuous mode [ 41.000152][ T360] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.006967][ T360] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.014008][ T360] device bridge_slave_0 entered promiscuous mode [ 41.020237][ T353] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.027207][ T353] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.034267][ T353] device bridge_slave_1 entered promiscuous mode [ 41.042795][ T355] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.049701][ T355] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.056950][ T355] device bridge_slave_1 entered promiscuous mode [ 41.064112][ T360] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.071121][ T360] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.078150][ T360] device bridge_slave_1 entered promiscuous mode [ 41.093748][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.100763][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.107822][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.114649][ T351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.125848][ T357] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.132894][ T357] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.139886][ T357] device bridge_slave_0 entered promiscuous mode [ 41.154538][ T355] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.161706][ T355] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.169110][ T355] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.175987][ T355] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.183276][ T357] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.190202][ T357] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.197173][ T357] device bridge_slave_1 entered promiscuous mode [ 41.218388][ T355] device veth0_vlan entered promiscuous mode [ 41.227987][ T348] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.235589][ T348] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.242932][ T348] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.249908][ T348] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.257914][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.265430][ T300] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.272502][ T300] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.279254][ T300] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.286197][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.294184][ T300] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.301152][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.309392][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.317417][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.324997][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.333343][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.340893][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.347932][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.356078][ T355] device veth1_macvtap entered promiscuous mode [ 41.366336][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.374647][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.381745][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.396321][ T351] device veth0_vlan entered promiscuous mode [ 41.405416][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.413938][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.421611][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.428690][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.436233][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.444279][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.452357][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.460273][ T300] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.467078][ T300] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.474283][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.482311][ T300] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.489038][ T300] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.496302][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.504188][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.517859][ T348] device veth0_vlan entered promiscuous mode [ 41.528657][ T353] device veth0_vlan entered promiscuous mode [ 41.537377][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.542113][ T29] audit: type=1400 audit(1712457191.041:161): avc: denied { mounton } for pid=379 comm="syz-executor.1" path="/root/syzkaller-testdir1162594526/syzkaller.GOnT7J/0/bus" dev="sda1" ino=1949 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=file permissive=1 [ 41.545439][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.572096][ T29] audit: type=1400 audit(1712457191.041:162): avc: denied { map } for pid=379 comm="syz-executor.1" path="/root/syzkaller-testdir1162594526/syzkaller.GOnT7J/0/bus" dev="devtmpfs" ino=42 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 41.584226][ T384] loop1: detected capacity change from 0 to 512 [ 41.609495][ T29] audit: type=1400 audit(1712457191.051:163): avc: denied { unmount } for pid=355 comm="syz-executor.1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=filesystem permissive=1 [ 41.635229][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.643447][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.649538][ T384] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 41.651353][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.668039][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.675536][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.683597][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.691233][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.698405][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.705471][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.713442][ T300] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.720415][ T300] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.727449][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.735313][ T300] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.742200][ T300] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.749510][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.757101][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.764882][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.773286][ T300] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.780225][ T300] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.787429][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.795457][ T300] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.802735][ T300] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.809846][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.817446][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.825802][ T351] device veth1_macvtap entered promiscuous mode [ 41.833898][ T348] device veth1_macvtap entered promiscuous mode [ 41.840942][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.848253][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.856096][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.869991][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.878264][ T300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.890001][ T353] device veth1_macvtap entered promiscuous mode [ 41.900039][ T392] loop1: detected capacity change from 0 to 512 [ 41.912885][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 41.925945][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.934369][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 41.943243][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 41.951774][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.962187][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 41.971343][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.979376][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.986745][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.994511][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.002728][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.010914][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.019129][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.027537][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.034713][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.041914][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.049928][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.058772][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.067333][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.075405][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.082787][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.090500][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.100946][ T360] device veth0_vlan entered promiscuous mode [ 42.109345][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.117187][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.125029][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.132145][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.139099][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.146835][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.155262][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.163274][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.171093][ T56] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.178040][ T56] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.185237][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.193259][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.201099][ T56] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.207922][ T56] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.215114][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.222853][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.230377][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.237999][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.245676][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.253865][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.262744][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 42.270457][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.278574][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.285908][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.292985][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.303141][ T357] device veth0_vlan entered promiscuous mode [ 42.310434][ T413] loop3: detected capacity change from 0 to 512 [ 42.311083][ T360] device veth1_macvtap entered promiscuous mode [ 42.318041][ T413] request_module fs- succeeded, but still no fs? [ 42.330106][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 42.338309][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 42.341368][ T416] loop0: detected capacity change from 0 to 512 [ 42.352559][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 42.360787][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 42.368643][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 42.376658][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.379491][ T416] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 42.384725][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 42.401922][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.409859][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.417883][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.426055][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.440327][ T357] device veth1_macvtap entered promiscuous mode [ 42.446631][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 42.449302][ T419] loop2: detected capacity change from 0 to 512 [ 42.454197][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 42.467719][ T419] EXT4-fs (loop2): Encoding requested by superblock is unknown [ 42.467737][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 42.483662][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 42.488669][ T423] loop4: detected capacity change from 0 to 512 [ 42.493288][ T425] loop1: detected capacity change from 0 to 512 [ 42.509731][ T425] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 42.510981][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 42.519946][ T423] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 42.540009][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 42.548296][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 42.551564][ T434] loop5: detected capacity change from 0 to 512 [ 42.556660][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 42.579378][ T446] loop4: detected capacity change from 0 to 512 [ 42.585616][ T408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 42.593871][ T446] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 42.595904][ T455] loop3: detected capacity change from 0 to 512 [ 42.602256][ T434] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 42.620478][ T458] loop0: detected capacity change from 0 to 512 [ 42.631764][ T455] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.645861][ T455] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/3/file0 supports timestamps until 2038 (0x7fffffff) [ 42.683917][ T474] loop1: detected capacity change from 0 to 512 [ 42.692160][ T485] loop2: detected capacity change from 0 to 512 [ 42.700756][ T489] loop0: detected capacity change from 0 to 512 [ 42.707862][ T474] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 42.710496][ T478] loop5: detected capacity change from 0 to 512 [ 42.730130][ T478] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 42.730931][ T485] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.753199][ T485] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/4/file0 supports timestamps until 2038 (0x7fffffff) [ 42.759838][ T489] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.783394][ T489] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/5/file0 supports timestamps until 2038 (0x7fffffff) [ 42.806972][ T520] loop1: detected capacity change from 0 to 512 [ 42.807814][ T523] loop5: detected capacity change from 0 to 512 [ 42.813659][ T522] loop4: detected capacity change from 0 to 512 [ 42.830302][ T523] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 42.831268][ T528] loop2: detected capacity change from 0 to 512 [ 42.860613][ T533] loop3: detected capacity change from 0 to 512 [ 42.870704][ T522] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.874931][ T550] loop5: detected capacity change from 0 to 512 [ 42.893029][ T522] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/10/file0 supports timestamps until 2038 (0x7fffffff) [ 42.914600][ T562] loop3: detected capacity change from 0 to 512 [ 42.925506][ T556] loop2: detected capacity change from 0 to 512 [ 42.932500][ T550] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 42.950902][ T569] loop0: detected capacity change from 0 to 512 [ 42.959833][ T569] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 42.960211][ T556] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 42.968172][ T562] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 42.990746][ T562] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/10/file0 supports timestamps until 2038 (0x7fffffff) [ 42.998770][ T576] loop1: detected capacity change from 0 to 512 [ 43.020744][ T582] loop5: detected capacity change from 0 to 512 [ 43.029265][ T576] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.031262][ T588] loop4: detected capacity change from 0 to 512 [ 43.049686][ T588] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.049784][ T582] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.072908][ T594] loop2: detected capacity change from 0 to 512 [ 43.081903][ T600] loop1: detected capacity change from 0 to 512 [ 43.107162][ T630] loop5: detected capacity change from 0 to 512 [ 43.122029][ T648] loop1: detected capacity change from 0 to 512 [ 43.123795][ T642] loop4: detected capacity change from 0 to 512 [ 43.128504][ T641] blk_update_request: I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 30 prio class 0 [ 43.159176][ T666] loop2: detected capacity change from 0 to 512 [ 43.181274][ T693] loop3: detected capacity change from 0 to 512 [ 43.187385][ T682] loop0: detected capacity change from 0 to 512 [ 43.194615][ T693] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 43.230512][ T717] loop4: detected capacity change from 0 to 519 [ 43.239977][ T726] loop0: detected capacity change from 0 to 512 [ 43.250397][ T738] loop3: detected capacity change from 0 to 512 [ 43.252345][ T741] loop2: detected capacity change from 0 to 512 [ 43.264011][ T738] EXT4-fs (loop3): invalid first ino: 2613274174 [ 43.273159][ T726] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.283660][ T749] EXT4-fs warning (device loop2): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 43.293009][ T752] loop4: detected capacity change from 0 to 512 [ 43.301756][ T741] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 43.305612][ T755] loop5: detected capacity change from 0 to 512 [ 43.317191][ T741] EXT4-fs (loop2): failed to initialize system zone (-117) [ 43.324744][ T752] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.325114][ T741] EXT4-fs (loop2): mount failed [ 43.340614][ T755] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.348557][ T761] loop1: detected capacity change from 0 to 512 [ 43.361791][ T761] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.380219][ T782] loop2: detected capacity change from 0 to 512 [ 43.399526][ T782] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.444821][ T822] loop3: detected capacity change from 0 to 512 [ 43.452610][ T827] loop4: detected capacity change from 0 to 512 [ 43.467855][ T840] loop0: detected capacity change from 0 to 512 [ 43.467856][ T842] loop2: detected capacity change from 0 to 512 [ 43.474257][ T827] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 43.482884][ T842] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 43.500086][ T842] EXT4-fs (loop2): group descriptors corrupted! [ 43.526606][ T860] loop3: detected capacity change from 0 to 512 [ 43.526775][ T857] blk_update_request: I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 43.534406][ T863] loop0: detected capacity change from 0 to 512 [ 43.544476][ T857] blk_update_request: I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 43.553798][ T854] loop4: detected capacity change from 0 to 512 [ 43.564036][ T857] Buffer I/O error on dev loop3, logical block 0, async page read [ 43.577431][ T869] loop1: detected capacity change from 0 to 512 [ 43.581465][ T872] loop5: detected capacity change from 0 to 512 [ 43.623965][ T890] loop3: detected capacity change from 0 to 512 [ 43.625069][ T893] loop0: detected capacity change from 0 to 512 [ 43.641476][ T899] loop2: detected capacity change from 0 to 512 [ 43.652354][ T906] loop1: detected capacity change from 0 to 512 [ 43.661815][ T909] loop5: detected capacity change from 0 to 512 [ 43.672211][ T890] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 43.691410][ T890] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/28/file0 supports timestamps until 2038 (0x7fffffff) [ 43.701868][ T906] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 43.720466][ T899] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 43.722768][ T906] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/30/file0 supports timestamps until 2038 (0x7fffffff) [ 43.736658][ T925] loop4: detected capacity change from 0 to 512 [ 43.751605][ T899] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/24/file0 supports timestamps until 2038 (0x7fffffff) [ 43.754816][ T893] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 43.797730][ T893] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/31/file0 supports timestamps until 2038 (0x7fffffff) [ 43.803007][ T925] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 43.825888][ T936] loop1: detected capacity change from 0 to 512 [ 43.867795][ T955] loop5: detected capacity change from 0 to 512 [ 43.867975][ T953] blk_update_request: I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 27 prio class 0 [ 43.890433][ T951] loop1: detected capacity change from 0 to 512 [ 43.900513][ T960] loop4: detected capacity change from 0 to 519 [ 43.907236][ T963] loop3: detected capacity change from 0 to 517 [ 43.912925][ T966] loop0: detected capacity change from 0 to 512 [ 43.940262][ T978] loop1: detected capacity change from 0 to 512 [ 43.962673][ T1000] loop4: detected capacity change from 0 to 512 [ 44.000898][ T1024] loop0: detected capacity change from 0 to 512 [ 44.016872][ T1024] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 44.024811][ T1042] loop4: detected capacity change from 0 to 512 [ 44.036217][ T1042] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 44.037988][ T1053] loop5: detected capacity change from 0 to 512 [ 44.047357][ T1042] EXT4-fs (loop4): group descriptors corrupted! [ 44.087143][ T1071] loop0: detected capacity change from 0 to 512 [ 44.088320][ T1064] loop3: detected capacity change from 0 to 512 [ 44.096893][ T1074] loop4: detected capacity change from 0 to 512 [ 44.108867][ T1082] loop5: detected capacity change from 0 to 512 [ 44.108887][ T1071] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 44.122059][ T1081] loop1: detected capacity change from 0 to 512 [ 44.131283][ T1074] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.132740][ T1081] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.163904][ T1101] loop2: detected capacity change from 0 to 512 [ 44.175695][ T1104] loop1: detected capacity change from 0 to 512 [ 44.176714][ T1107] loop3: detected capacity change from 0 to 512 [ 44.190273][ T1113] loop0: detected capacity change from 0 to 512 [ 44.200585][ T1113] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 44.209671][ T1113] EXT4-fs (loop0): failed to initialize system zone (-117) [ 44.213499][ T1104] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 44.218178][ T1113] EXT4-fs (loop0): mount failed [ 44.237720][ T1104] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/40/file0 supports timestamps until 2038 (0x7fffffff) [ 44.262151][ T1141] loop4: detected capacity change from 0 to 512 [ 44.266467][ T1107] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 44.282429][ T1107] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/39/file0 supports timestamps until 2038 (0x7fffffff) [ 44.285374][ T1141] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 44.301772][ T1149] loop5: detected capacity change from 0 to 512 [ 44.318827][ T1155] loop0: detected capacity change from 0 to 512 [ 44.347984][ T1169] loop1: detected capacity change from 0 to 512 [ 44.355009][ T1149] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.366144][ T1155] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.418902][ T1198] loop0: detected capacity change from 0 to 512 [ 44.434560][ T1204] loop4: detected capacity change from 0 to 512 [ 44.445353][ T1214] loop3: detected capacity change from 0 to 512 [ 44.446559][ T1216] loop1: detected capacity change from 0 to 512 [ 44.463297][ T1221] loop2: detected capacity change from 0 to 512 [ 44.472645][ T1214] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 44.474016][ T1227] loop5: detected capacity change from 0 to 512 [ 44.495305][ T1216] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 44.507354][ T1227] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 44.509552][ T1216] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/46/file0 supports timestamps until 2038 (0x7fffffff) [ 44.526340][ T1227] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/46/file0 supports timestamps until 2038 (0x7fffffff) [ 44.554997][ T1246] loop4: detected capacity change from 0 to 512 [ 44.559630][ T1252] loop0: detected capacity change from 0 to 512 [ 44.571806][ T1255] loop2: detected capacity change from 0 to 512 [ 44.579725][ T1246] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 44.586404][ T1258] loop3: detected capacity change from 0 to 512 [ 44.599533][ T1252] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.605897][ T1255] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 44.627245][ T1255] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/47/file0 supports timestamps until 2038 (0x7fffffff) [ 44.629122][ T1263] loop4: detected capacity change from 0 to 512 [ 44.652586][ T1269] loop3: detected capacity change from 0 to 512 [ 44.660030][ T1263] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 44.680913][ T1263] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/45/file0 supports timestamps until 2038 (0x7fffffff) [ 44.701698][ T1269] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 44.716173][ T1269] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/48/file0 supports timestamps until 2038 (0x7fffffff) [ 44.737045][ T1303] loop2: detected capacity change from 0 to 512 [ 44.737544][ T1300] loop5: detected capacity change from 0 to 512 [ 44.746188][ T1303] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 44.753592][ T1306] loop1: detected capacity change from 0 to 512 [ 44.766235][ T1309] loop0: detected capacity change from 0 to 512 [ 44.780655][ T1312] loop4: detected capacity change from 0 to 512 [ 44.788739][ T1312] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 44.835097][ T1320] loop1: detected capacity change from 0 to 512 [ 44.839122][ T1322] loop2: detected capacity change from 0 to 512 [ 44.852095][ T1320] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 44.864975][ T1334] loop5: detected capacity change from 0 to 512 [ 44.867171][ T1322] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 44.882734][ T1344] loop0: detected capacity change from 0 to 512 [ 44.884024][ T1342] EXT4-fs warning (device loop5): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 44.891933][ T1351] loop4: detected capacity change from 0 to 512 [ 44.907822][ T1334] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 44.916732][ T1344] EXT4-fs (loop0): Magic mismatch, very weird! [ 44.923246][ T1334] EXT4-fs (loop5): failed to initialize system zone (-117) [ 44.930747][ T1334] EXT4-fs (loop5): mount failed [ 44.955044][ T1366] loop2: detected capacity change from 0 to 512 [ 44.966988][ T1369] loop3: detected capacity change from 0 to 512 [ 44.979093][ T1384] loop1: detected capacity change from 0 to 512 [ 44.986828][ T1369] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.010015][ T1384] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 45.024649][ T1384] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/54/file0 supports timestamps until 2038 (0x7fffffff) [ 45.047346][ T1416] loop2: detected capacity change from 0 to 512 [ 45.061883][ T1405] loop3: detected capacity change from 0 to 512 [ 45.084580][ T1419] loop5: detected capacity change from 0 to 512 [ 45.085577][ T1426] EXT4-fs warning (device loop3): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 45.105651][ T1425] EXT4-fs warning (device loop2): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 45.107678][ T1435] loop4: detected capacity change from 0 to 512 [ 45.126094][ T1405] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 45.126783][ T1416] EXT4-fs (loop2): revision level too high, forcing read-only mode [ 45.143605][ T1416] EXT4-fs (loop2): failed to initialize system zone (-117) [ 45.151031][ T1416] EXT4-fs (loop2): mount failed [ 45.152353][ T1435] EXT4-fs (loop4): Magic mismatch, very weird! [ 45.161803][ T1405] EXT4-fs (loop3): failed to initialize system zone (-117) [ 45.169809][ T1405] EXT4-fs (loop3): mount failed [ 45.213423][ T1454] loop2: detected capacity change from 0 to 512 [ 45.225108][ T1468] loop1: detected capacity change from 0 to 512 [ 45.228532][ T1465] loop5: detected capacity change from 0 to 512 [ 45.231592][ T1462] loop0: detected capacity change from 0 to 512 [ 45.245146][ T1454] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.261079][ T1468] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 45.272362][ T1468] EXT4-fs (loop1): group descriptors corrupted! [ 45.278489][ T1465] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.291451][ T1462] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 45.305378][ T1462] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/57/file0 supports timestamps until 2038 (0x7fffffff) [ 45.333966][ T1503] loop2: detected capacity change from 0 to 512 [ 45.352552][ T1503] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.357535][ T1524] loop0: detected capacity change from 0 to 512 [ 45.389893][ T1524] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.472932][ T1533] loop3: detected capacity change from 0 to 512 [ 45.484626][ T1548] loop0: detected capacity change from 0 to 512 [ 45.499623][ T1533] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.520132][ T1548] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 45.534317][ T1548] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/59/file0 supports timestamps until 2038 (0x7fffffff) [ 45.558599][ T1579] loop4: detected capacity change from 0 to 512 [ 45.575116][ T1595] loop2: detected capacity change from 0 to 512 [ 45.586261][ T1601] loop5: detected capacity change from 0 to 512 [ 45.586685][ T1595] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 45.603624][ T1595] EXT4-fs (loop2): group descriptors corrupted! [ 45.625319][ T1610] loop1: detected capacity change from 0 to 512 [ 45.629560][ T1616] loop5: detected capacity change from 0 to 512 [ 45.633310][ T1619] loop0: detected capacity change from 0 to 512 [ 45.659567][ T1616] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.660259][ T1610] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.686806][ T1646] loop0: detected capacity change from 0 to 512 [ 45.709621][ T1646] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.725683][ T1649] loop2: detected capacity change from 0 to 512 [ 45.733421][ T1658] loop5: detected capacity change from 0 to 512 [ 45.741732][ T1662] loop3: detected capacity change from 0 to 512 [ 45.753267][ T1665] loop4: detected capacity change from 0 to 512 [ 45.754246][ T1662] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 45.768165][ T1665] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 45.768750][ T1667] loop1: detected capacity change from 0 to 512 [ 45.784184][ T1649] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 45.798288][ T1649] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/63/file0 supports timestamps until 2038 (0x7fffffff) [ 45.800485][ T1674] loop0: detected capacity change from 0 to 512 2024/04/07 02:33:15 executed programs: 413 [ 45.822983][ T1658] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 45.829177][ T1678] loop3: detected capacity change from 0 to 512 [ 45.844111][ T1658] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/69/file0 supports timestamps until 2038 (0x7fffffff) [ 45.863748][ T1667] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 45.865122][ T1678] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 45.884141][ T1667] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/65/file0 supports timestamps until 2038 (0x7fffffff) [ 45.904373][ T1690] loop4: detected capacity change from 0 to 512 [ 45.914010][ T1698] loop2: detected capacity change from 0 to 512 [ 45.923886][ T1701] loop0: detected capacity change from 0 to 518 [ 45.926595][ T1705] loop3: detected capacity change from 0 to 512 [ 45.939232][ T1707] loop5: detected capacity change from 0 to 512 [ 45.945490][ T1698] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.948076][ T1690] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 45.961764][ T1705] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 45.983426][ T1719] loop1: detected capacity change from 0 to 512 [ 45.990743][ T1719] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 46.019123][ T1722] loop5: detected capacity change from 0 to 519 [ 46.026966][ T1732] loop2: detected capacity change from 0 to 512 [ 46.095609][ T1805] loop0: detected capacity change from 0 to 512 [ 46.096458][ T1809] loop5: detected capacity change from 0 to 512 [ 46.102054][ T1792] loop2: detected capacity change from 0 to 519 [ 46.119508][ T1805] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.120897][ T1815] loop1: detected capacity change from 0 to 512 [ 46.136940][ T1809] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 46.152302][ T1809] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/75/file0 supports timestamps until 2038 (0x7fffffff) [ 46.197692][ T1851] loop2: detected capacity change from 0 to 519 [ 46.198786][ T1853] loop1: detected capacity change from 0 to 512 [ 46.209703][ T1859] loop3: detected capacity change from 0 to 512 [ 46.222265][ T1859] EXT4-fs (loop3): Magic mismatch, very weird! [ 46.232165][ T1851] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.254955][ T1877] loop5: detected capacity change from 0 to 512 [ 46.268263][ T1885] loop0: detected capacity change from 0 to 512 [ 46.275843][ T1889] loop4: detected capacity change from 0 to 512 [ 46.276291][ T1887] loop2: detected capacity change from 0 to 512 [ 46.289516][ T1887] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.289594][ T1885] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.299750][ T1889] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.342357][ T1907] loop5: detected capacity change from 0 to 512 [ 46.349219][ T1904] loop3: detected capacity change from 0 to 517 [ 46.350749][ T1910] loop1: detected capacity change from 0 to 512 [ 46.361981][ T1907] EXT4-fs (loop5): Magic mismatch, very weird! [ 46.368682][ T1910] EXT4-fs (loop1): Magic mismatch, very weird! [ 46.384647][ T1919] loop4: detected capacity change from 0 to 512 [ 46.399819][ T1919] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.401717][ T1937] loop0: detected capacity change from 0 to 518 [ 46.416393][ T1936] blk_update_request: I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 0 [ 46.436568][ T1946] loop1: detected capacity change from 0 to 512 [ 46.482929][ T1979] loop4: detected capacity change from 0 to 512 [ 46.497540][ T1997] loop1: detected capacity change from 0 to 512 [ 46.498257][ T1985] loop0: detected capacity change from 0 to 512 [ 46.516198][ T1988] loop2: detected capacity change from 0 to 512 [ 46.518531][ T2003] loop5: detected capacity change from 0 to 512 [ 46.522642][ T1985] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.528819][ T2000] loop3: detected capacity change from 0 to 512 [ 46.540276][ T1988] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 46.553085][ T1997] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 46.563650][ T2003] EXT4-fs (loop5): Magic mismatch, very weird! [ 46.580777][ T1997] EXT4-fs (loop1): failed to initialize system zone (-117) [ 46.589052][ T1997] EXT4-fs (loop1): mount failed [ 46.589254][ T1979] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 46.608625][ T1979] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/94/file0 supports timestamps until 2038 (0x7fffffff) [ 46.635914][ T2014] loop2: detected capacity change from 0 to 512 [ 46.638837][ T2017] loop5: detected capacity change from 0 to 512 [ 46.644435][ T2019] loop3: detected capacity change from 0 to 512 [ 46.659452][ T2012] loop1: detected capacity change from 0 to 519 [ 46.665138][ T2025] loop4: detected capacity change from 0 to 512 [ 46.666869][ T2017] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.691239][ T2019] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 46.709515][ T2014] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.728454][ T2037] loop0: detected capacity change from 0 to 512 [ 46.751554][ T2031] loop4: detected capacity change from 0 to 512 [ 46.759079][ T2040] loop1: detected capacity change from 0 to 512 [ 46.766255][ T2040] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 46.767822][ T2045] loop3: detected capacity change from 0 to 517 [ 46.777864][ T2047] loop2: detected capacity change from 0 to 512 [ 46.787196][ T2049] loop5: detected capacity change from 0 to 512 [ 46.795463][ T2052] loop0: detected capacity change from 0 to 512 [ 46.795550][ T2045] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 46.808510][ T2047] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 46.814302][ T2049] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 46.862716][ T2105] loop2: detected capacity change from 0 to 512 [ 46.873284][ T2119] loop1: detected capacity change from 0 to 512 [ 46.883302][ T2105] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 46.893813][ T2128] loop3: detected capacity change from 0 to 512 [ 46.900494][ T2119] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 46.913974][ T2134] loop4: detected capacity change from 0 to 512 [ 46.918606][ T2138] loop5: detected capacity change from 0 to 512 [ 46.932920][ T2128] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 46.936747][ T2142] loop0: detected capacity change from 0 to 512 [ 46.956420][ T2128] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/99/file0 supports timestamps until 2038 (0x7fffffff) [ 46.985089][ T2154] loop5: detected capacity change from 0 to 512 [ 46.994201][ T2163] loop2: detected capacity change from 0 to 512 [ 47.001156][ T2165] EXT4-fs warning (device loop5): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 47.002109][ T2163] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 47.025614][ T2154] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 47.030790][ T2171] loop4: detected capacity change from 0 to 512 [ 47.036600][ T2154] EXT4-fs (loop5): failed to initialize system zone (-117) [ 47.047291][ T2154] EXT4-fs (loop5): mount failed [ 47.061481][ T2192] loop0: detected capacity change from 0 to 512 [ 47.069679][ T2171] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.085019][ T2195] loop5: detected capacity change from 0 to 512 [ 47.092789][ T2204] loop2: detected capacity change from 0 to 512 [ 47.092986][ T2203] blk_update_request: I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 47.110572][ T2195] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.136403][ T2213] loop4: detected capacity change from 0 to 512 [ 47.149234][ T2213] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 47.150035][ T2223] loop0: detected capacity change from 0 to 512 [ 47.165990][ T2213] EXT4-fs (loop4): group descriptors corrupted! [ 47.174313][ T2232] loop5: detected capacity change from 0 to 512 [ 47.177036][ T2233] loop1: detected capacity change from 0 to 512 [ 47.190143][ T2223] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 47.197037][ T2233] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.218616][ T2257] loop5: detected capacity change from 0 to 512 [ 47.236928][ T2279] loop1: detected capacity change from 0 to 512 [ 47.257131][ T2297] loop3: detected capacity change from 0 to 512 [ 47.265588][ T2303] loop4: detected capacity change from 0 to 512 [ 47.267333][ T2307] loop1: detected capacity change from 0 to 512 [ 47.274860][ T2300] loop5: detected capacity change from 0 to 512 [ 47.295805][ T2315] loop0: detected capacity change from 0 to 512 [ 47.299515][ T2300] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.312880][ T2307] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 47.327166][ T2321] loop2: detected capacity change from 0 to 512 [ 47.329532][ T2307] EXT4-fs (loop1): group descriptors corrupted! [ 47.379232][ T2336] loop3: detected capacity change from 0 to 512 [ 47.404520][ T2357] loop5: detected capacity change from 0 to 512 [ 47.412659][ T2356] blk_update_request: I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 47.426420][ T2373] loop1: detected capacity change from 0 to 512 [ 47.427563][ T2378] loop0: detected capacity change from 0 to 512 [ 47.435182][ T2376] loop3: detected capacity change from 0 to 512 [ 47.455223][ T2389] loop4: detected capacity change from 0 to 512 [ 47.455781][ T2391] loop2: detected capacity change from 0 to 512 [ 47.466819][ T2373] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.484526][ T2391] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 47.491123][ T2376] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 47.508124][ T2376] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/113/file0 supports timestamps until 2038 (0x7fffffff) [ 47.512010][ T2399] loop5: detected capacity change from 0 to 512 [ 47.533360][ T2402] loop0: detected capacity change from 0 to 512 [ 47.559815][ T2417] loop4: detected capacity change from 0 to 512 [ 47.567299][ T2411] loop2: detected capacity change from 0 to 512 [ 47.573566][ T2402] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.575046][ T2414] loop1: detected capacity change from 0 to 512 [ 47.587547][ T2399] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.600783][ T2417] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.606389][ T2411] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 47.630002][ T2414] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 47.644374][ T2414] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/103/file0 supports timestamps until 2038 (0x7fffffff) [ 47.659463][ T2420] loop3: detected capacity change from 0 to 512 [ 47.687245][ T2437] loop0: detected capacity change from 0 to 512 [ 47.703927][ T2445] EXT4-fs warning (device loop3): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 47.718557][ T2447] loop1: detected capacity change from 0 to 512 [ 47.721285][ T2420] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 47.733171][ T2420] EXT4-fs (loop3): failed to initialize system zone (-117) [ 47.740841][ T2447] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.740843][ T2420] EXT4-fs (loop3): mount failed [ 47.806193][ T2457] loop5: detected capacity change from 0 to 512 [ 47.807643][ T2460] loop1: detected capacity change from 0 to 512 [ 47.814550][ T2462] loop4: detected capacity change from 0 to 512 [ 47.826893][ T2464] loop3: detected capacity change from 0 to 512 [ 47.827038][ T2466] loop2: detected capacity change from 0 to 512 [ 47.839290][ T2460] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.850124][ T2464] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 47.852907][ T2462] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 47.866662][ T2462] EXT4-fs (loop4): group descriptors corrupted! [ 47.867503][ T2457] EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 47.881940][ T2457] EXT4-fs (loop5): group descriptors corrupted! [ 47.883152][ T2466] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 47.902521][ T2466] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/107/file0 supports timestamps until 2038 (0x7fffffff) [ 47.904943][ T2475] loop0: detected capacity change from 0 to 512 [ 47.927618][ T2478] loop3: detected capacity change from 0 to 512 [ 47.931184][ T2481] loop1: detected capacity change from 0 to 512 [ 47.945968][ T2486] loop4: detected capacity change from 0 to 512 [ 47.946793][ T2475] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 47.953882][ T2490] loop5: detected capacity change from 0 to 512 [ 47.964653][ T2488] loop2: detected capacity change from 0 to 512 [ 47.975442][ T2486] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 47.983905][ T2486] EXT4-fs (loop4): failed to initialize system zone (-117) [ 47.991131][ T2481] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.001388][ T2488] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.001509][ T2486] EXT4-fs (loop4): mount failed [ 48.020969][ T2490] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.021934][ T2478] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.051557][ T2478] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/116/file0 supports timestamps until 2038 (0x7fffffff) [ 48.052706][ T2490] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/104/file0 supports timestamps until 2038 (0x7fffffff) [ 48.096500][ T2517] loop3: detected capacity change from 0 to 512 [ 48.097035][ T2519] loop2: detected capacity change from 0 to 512 [ 48.114187][ T2523] loop1: detected capacity change from 0 to 512 [ 48.116329][ T2525] loop5: detected capacity change from 0 to 512 [ 48.120550][ T2517] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.128414][ T2519] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.149768][ T2523] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 48.153644][ T2525] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.171485][ T2525] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/105/file0 supports timestamps until 2038 (0x7fffffff) [ 48.192662][ T2542] loop0: detected capacity change from 0 to 512 [ 48.202153][ T2546] loop2: detected capacity change from 0 to 512 [ 48.209052][ T2547] loop3: detected capacity change from 0 to 512 [ 48.216806][ T2546] EXT4-fs (loop2): Magic mismatch, very weird! [ 48.216962][ T2547] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 48.236317][ T2547] EXT4-fs (loop3): group descriptors corrupted! [ 48.245416][ T2560] loop4: detected capacity change from 0 to 512 [ 48.251935][ T2542] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.267598][ T2542] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/120/file0 supports timestamps until 2038 (0x7fffffff) [ 48.269103][ T2569] loop1: detected capacity change from 0 to 512 [ 48.284320][ T2570] loop5: detected capacity change from 0 to 512 [ 48.301313][ T2569] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.314121][ T2591] loop3: detected capacity change from 0 to 512 [ 48.319918][ T2570] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.348724][ T2604] loop2: detected capacity change from 0 to 519 [ 48.349038][ T2570] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/107/file0 supports timestamps until 2038 (0x7fffffff) [ 48.374604][ T2591] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.383081][ T2610] loop4: detected capacity change from 0 to 512 [ 48.395848][ T2591] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/120/file0 supports timestamps until 2038 (0x7fffffff) [ 48.413071][ T2618] loop1: detected capacity change from 0 to 512 [ 48.413946][ T2620] loop0: detected capacity change from 0 to 512 [ 48.426899][ T2620] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.438066][ T2618] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.454899][ T2623] loop5: detected capacity change from 0 to 512 [ 48.466064][ T2623] EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 48.468335][ T2635] loop4: detected capacity change from 0 to 512 [ 48.485950][ T2623] EXT4-fs (loop5): group descriptors corrupted! [ 48.492636][ T2635] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 48.506275][ T2638] loop3: detected capacity change from 0 to 517 [ 48.555715][ T2651] loop0: detected capacity change from 0 to 512 [ 48.563844][ T2652] loop2: detected capacity change from 0 to 512 [ 48.601628][ T2701] loop2: detected capacity change from 0 to 512 [ 48.602086][ T2705] loop4: detected capacity change from 0 to 512 [ 48.610312][ T2707] loop5: detected capacity change from 0 to 512 [ 48.623733][ T2713] loop0: detected capacity change from 0 to 512 [ 48.641374][ T2719] loop3: detected capacity change from 0 to 512 [ 48.641838][ T2723] loop1: detected capacity change from 0 to 512 [ 48.654807][ T2705] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.669164][ T2705] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/136/file0 supports timestamps until 2038 (0x7fffffff) [ 48.670052][ T2701] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.684783][ T2713] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.698507][ T2701] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/120/file0 supports timestamps until 2038 (0x7fffffff) [ 48.727288][ T2713] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/127/file0 supports timestamps until 2038 (0x7fffffff) [ 48.743042][ T2723] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.746083][ T2719] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 48.763609][ T2723] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/119/file0 supports timestamps until 2038 (0x7fffffff) [ 48.772908][ T2719] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/127/file0 supports timestamps until 2038 (0x7fffffff) [ 48.845800][ T2763] loop2: detected capacity change from 0 to 512 [ 48.854698][ T2762] loop1: detected capacity change from 0 to 512 [ 48.864258][ T2767] loop3: detected capacity change from 0 to 517 [ 48.879554][ T2763] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.947257][ T2788] loop0: detected capacity change from 0 to 512 [ 48.951075][ T2793] loop5: detected capacity change from 0 to 512 [ 48.955626][ T2801] loop4: detected capacity change from 0 to 512 [ 48.978451][ T2793] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.988617][ T2801] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 48.995755][ T2820] loop1: detected capacity change from 0 to 512 [ 49.007266][ T2788] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 49.022395][ T2788] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/130/file0 supports timestamps until 2038 (0x7fffffff) [ 49.053164][ T2840] loop4: detected capacity change from 0 to 512 [ 49.061089][ T2838] loop5: detected capacity change from 0 to 512 [ 49.072275][ T2843] loop2: detected capacity change from 0 to 512 [ 49.084816][ T2840] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 49.087148][ T2852] loop1: detected capacity change from 0 to 512 [ 49.099725][ T2855] loop3: detected capacity change from 0 to 512 [ 49.143619][ T2859] loop0: detected capacity change from 0 to 512 [ 49.154323][ T2861] loop2: detected capacity change from 0 to 512 [ 49.253516][ T2867] loop1: detected capacity change from 0 to 512 [ 49.253758][ T2865] loop3: detected capacity change from 0 to 512 [ 49.267402][ T2870] loop4: detected capacity change from 0 to 512 [ 49.267614][ T2869] blk_update_request: I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 49.290239][ T2867] EXT4-fs (loop1): Magic mismatch, very weird! [ 49.291488][ T2885] loop5: detected capacity change from 0 to 512 [ 49.302697][ T2882] loop0: detected capacity change from 0 to 512 [ 49.310132][ T2885] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 49.318601][ T2888] loop2: detected capacity change from 0 to 512 [ 49.332097][ T2888] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 49.339919][ T2900] loop3: detected capacity change from 0 to 512 [ 49.347440][ T2900] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 49.357401][ T2912] loop1: detected capacity change from 0 to 512 [ 49.357463][ T2910] loop4: detected capacity change from 0 to 512 [ 49.375623][ T2918] loop2: detected capacity change from 0 to 512 [ 49.386223][ T2921] loop1: detected capacity change from 0 to 512 [ 49.394704][ T2921] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 49.396641][ T2933] loop5: detected capacity change from 0 to 512 [ 49.451744][ T2946] loop3: detected capacity change from 0 to 512 [ 49.469753][ T2946] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 49.536138][ T2996] loop0: detected capacity change from 0 to 512 [ 49.549485][ T3008] loop2: detected capacity change from 0 to 512 [ 49.557024][ T2996] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 49.566388][ T3020] loop4: detected capacity change from 0 to 512 [ 49.574438][ T3017] loop3: detected capacity change from 0 to 512 [ 49.604875][ T3029] loop1: detected capacity change from 0 to 519 [ 49.614666][ T3020] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 49.615838][ T3017] EXT4-fs (loop3): Magic mismatch, very weird! [ 49.629312][ T3008] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 49.644249][ T3008] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/133/file0 supports timestamps until 2038 (0x7fffffff) [ 49.672542][ T3044] loop0: detected capacity change from 0 to 512 [ 49.682575][ T3049] loop5: detected capacity change from 0 to 519 [ 49.694491][ T3029] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 49.695024][ T3057] loop3: detected capacity change from 0 to 517 [ 49.711578][ T3060] loop2: detected capacity change from 0 to 512 [ 49.715847][ T3029] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/139/file0 supports timestamps until 2038 (0x7fffffff) [ 49.738613][ T3063] loop4: detected capacity change from 0 to 512 [ 49.747406][ T3057] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 49.754546][ T3060] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 49.765736][ T3063] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 49.777706][ T3067] loop0: detected capacity change from 0 to 512 [ 49.786622][ T3067] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 49.787859][ T3049] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 49.807764][ T3049] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/135/file0 supports timestamps until 2038 (0x7fffffff) [ 49.826965][ T3076] loop2: detected capacity change from 0 to 512 [ 49.830992][ T3071] loop1: detected capacity change from 0 to 512 [ 49.835359][ T3080] loop4: detected capacity change from 0 to 512 [ 49.847122][ T3077] loop3: detected capacity change from 0 to 512 [ 49.858021][ T3071] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 49.868917][ T3076] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 49.889003][ T3077] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 49.897039][ T3080] EXT4-fs (loop4): Magic mismatch, very weird! [ 49.912002][ T3090] loop0: detected capacity change from 0 to 512 [ 49.934946][ T3096] loop1: detected capacity change from 0 to 512 [ 49.942585][ T3099] loop4: detected capacity change from 0 to 512 [ 49.948852][ T3096] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 49.958534][ T3108] loop3: detected capacity change from 0 to 512 [ 49.967142][ T3115] loop5: detected capacity change from 0 to 512 [ 49.968899][ T3113] loop2: detected capacity change from 0 to 512 [ 49.975010][ T3118] loop0: detected capacity change from 0 to 512 [ 49.980180][ T3113] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 49.987072][ T3108] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 49.999324][ T3099] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.014760][ T3118] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 50.024862][ T3099] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/155/file0 supports timestamps until 2038 (0x7fffffff) [ 50.028419][ T3118] EXT4-fs (loop0): group descriptors corrupted! [ 50.070778][ T3137] loop2: detected capacity change from 0 to 512 [ 50.072958][ T3143] loop3: detected capacity change from 0 to 512 [ 50.090658][ T3137] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.092587][ T3146] loop0: detected capacity change from 0 to 512 [ 50.104926][ T3137] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/137/file0 supports timestamps until 2038 (0x7fffffff) [ 50.131340][ T3160] loop4: detected capacity change from 0 to 512 [ 50.140752][ T3160] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.143459][ T3172] loop5: detected capacity change from 0 to 512 [ 50.161528][ T3160] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/157/file0 supports timestamps until 2038 (0x7fffffff) [ 50.161652][ T3143] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.176709][ T29] kauditd_printk_skb: 3 callbacks suppressed [ 50.176714][ T29] audit: type=1400 audit(1712457199.681:167): avc: denied { remove_name } for pid=77 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 [ 50.197941][ T3143] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/150/file0 supports timestamps until 2038 (0x7fffffff) [ 50.219057][ T29] audit: type=1400 audit(1712457199.681:168): avc: denied { rename } for pid=77 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 [ 50.244229][ T3181] loop0: detected capacity change from 0 to 512 [ 50.261881][ T29] audit: type=1400 audit(1712457199.681:169): avc: denied { create } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 50.269535][ T3172] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.301972][ T3190] loop2: detected capacity change from 0 to 512 [ 50.308138][ T3172] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/142/file0 supports timestamps until 2038 (0x7fffffff) [ 50.319822][ T3181] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 50.338929][ T3199] loop1: detected capacity change from 0 to 512 [ 50.371261][ T3220] loop3: detected capacity change from 0 to 512 [ 50.381121][ T3227] loop2: detected capacity change from 0 to 512 [ 50.389870][ T3237] EXT4-fs warning (device loop3): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 50.390539][ T3227] EXT4-fs (loop2): Magic mismatch, very weird! [ 50.410026][ T3220] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 50.418851][ T3220] EXT4-fs (loop3): failed to initialize system zone (-117) [ 50.427491][ T3220] EXT4-fs (loop3): mount failed [ 50.442700][ T3252] loop1: detected capacity change from 0 to 512 [ 50.463444][ T3252] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.477839][ T3252] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/154/file0 supports timestamps until 2038 (0x7fffffff) [ 50.502933][ T3287] loop3: detected capacity change from 0 to 512 [ 50.507360][ T3281] loop4: detected capacity change from 0 to 512 [ 50.533856][ T3299] loop5: detected capacity change from 0 to 512 [ 50.534619][ T3303] loop0: detected capacity change from 0 to 512 [ 50.542194][ T3281] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 50.557015][ T3303] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 50.560037][ T3307] loop2: detected capacity change from 0 to 512 [ 50.564592][ T3299] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 50.569899][ T3287] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.596147][ T3287] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/154/file0 supports timestamps until 2038 (0x7fffffff) [ 50.622595][ T3310] loop4: detected capacity change from 0 to 512 [ 50.633062][ T3317] loop5: detected capacity change from 0 to 512 [ 50.642319][ T3309] blk_update_request: I/O error, dev loop4, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 50.645164][ T3323] loop0: detected capacity change from 0 to 512 [ 50.655713][ T3307] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.679375][ T3317] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.694336][ T3323] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 50.699556][ T3317] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/150/file0 supports timestamps until 2038 (0x7fffffff) [ 50.711978][ T3323] EXT4-fs (loop0): group descriptors corrupted! [ 50.724551][ T3307] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/145/file0 supports timestamps until 2038 (0x7fffffff) [ 50.748275][ T3341] loop1: detected capacity change from 0 to 519 [ 50.749176][ T3344] loop3: detected capacity change from 0 to 512 [ 50.776532][ T3357] loop0: detected capacity change from 0 to 512 [ 50.782397][ T3351] loop5: detected capacity change from 0 to 512 [ 50.792657][ T3349] loop4: detected capacity change from 0 to 512 [ 50.793000][ T3341] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.816605][ T3361] loop3: detected capacity change from 0 to 512 2024/04/07 02:33:20 executed programs: 947 [ 50.823705][ T3341] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/159/file0 supports timestamps until 2038 (0x7fffffff) [ 50.839111][ T3364] loop2: detected capacity change from 0 to 512 [ 50.846131][ T3351] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 50.846196][ T3364] EXT4-fs (loop2): Magic mismatch, very weird! [ 50.862234][ T3366] EXT4-fs warning (device loop3): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 50.874789][ T3361] EXT4-fs (loop3): revision level too high, forcing read-only mode [ 50.882902][ T3361] EXT4-fs (loop3): failed to initialize system zone (-117) [ 50.884282][ T3357] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.890329][ T3361] EXT4-fs (loop3): mount failed [ 50.904666][ T3357] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/161/file0 supports timestamps until 2038 (0x7fffffff) [ 50.909119][ T3349] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 50.937579][ T3349] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/165/file0 supports timestamps until 2038 (0x7fffffff) [ 51.015569][ T3418] loop0: detected capacity change from 0 to 518 [ 51.015681][ T3416] loop5: detected capacity change from 0 to 512 [ 51.034558][ T3433] loop1: detected capacity change from 0 to 512 [ 51.044617][ T3416] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 51.056640][ T3449] loop3: detected capacity change from 0 to 512 [ 51.063866][ T3449] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.074602][ T3418] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.092024][ T3418] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/163/file0 supports timestamps until 2038 (0x7fffffff) [ 51.117618][ T3464] loop5: detected capacity change from 0 to 512 [ 51.124030][ T3461] loop1: detected capacity change from 0 to 512 [ 51.127587][ T3454] loop2: detected capacity change from 0 to 512 [ 51.131456][ T3453] blk_update_request: I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 51.158012][ T3465] loop3: detected capacity change from 0 to 512 [ 51.168650][ T3464] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.183993][ T3464] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/156/file0 supports timestamps until 2038 (0x7fffffff) [ 51.192006][ T3477] loop0: detected capacity change from 0 to 512 [ 51.209329][ T3482] loop1: detected capacity change from 0 to 512 [ 51.216874][ T3484] loop4: detected capacity change from 0 to 512 [ 51.225225][ T3486] loop2: detected capacity change from 0 to 512 [ 51.231366][ T3482] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.232654][ T3477] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.288858][ T3499] loop1: detected capacity change from 0 to 512 [ 51.291680][ T3493] loop4: detected capacity change from 0 to 512 [ 51.301694][ T3500] loop0: detected capacity change from 0 to 512 [ 51.312392][ T3507] loop2: detected capacity change from 0 to 512 [ 51.321083][ T3510] EXT4-fs warning (device loop0): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 51.323601][ T3511] loop5: detected capacity change from 0 to 512 [ 51.338776][ T3500] EXT4-fs (loop0): revision level too high, forcing read-only mode [ 51.346873][ T3500] EXT4-fs (loop0): failed to initialize system zone (-117) [ 51.349195][ T3515] loop3: detected capacity change from 0 to 512 [ 51.360564][ T3500] EXT4-fs (loop0): mount failed [ 51.366454][ T3507] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.367932][ T3515] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 51.381893][ T3507] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/156/file0 supports timestamps until 2038 (0x7fffffff) [ 51.406757][ T3523] loop4: detected capacity change from 0 to 512 [ 51.409131][ T3529] loop1: detected capacity change from 0 to 512 [ 51.413641][ T3523] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 51.448720][ T3541] loop1: detected capacity change from 0 to 512 [ 51.448720][ T3539] loop4: detected capacity change from 0 to 512 [ 51.464127][ T3539] EXT4-fs (loop4): Magic mismatch, very weird! [ 51.480106][ T3553] loop2: detected capacity change from 0 to 512 [ 51.481790][ T3541] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.503449][ T3569] loop5: detected capacity change from 0 to 512 [ 51.503519][ T3571] loop3: detected capacity change from 0 to 512 [ 51.548378][ T3583] loop5: detected capacity change from 0 to 512 [ 51.557266][ T3592] loop4: detected capacity change from 0 to 512 [ 51.570376][ T3592] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 51.585631][ T3625] loop0: detected capacity change from 0 to 512 [ 51.600397][ T3625] EXT4-fs (loop0): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.615081][ T3625] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/172/file0 supports timestamps until 2038 (0x7fffffff) [ 51.638694][ T3642] loop4: detected capacity change from 0 to 512 [ 51.655829][ T3654] loop3: detected capacity change from 0 to 512 [ 51.662306][ T3649] loop5: detected capacity change from 0 to 512 [ 51.675061][ T3649] EXT4-fs (loop5): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 51.676778][ T3657] loop1: detected capacity change from 0 to 512 [ 51.685290][ T3649] EXT4-fs (loop5): group descriptors corrupted! [ 51.692287][ T3642] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 51.709040][ T3657] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 51.716716][ T3654] EXT4-fs (loop3): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.731625][ T3654] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/175/file0 supports timestamps until 2038 (0x7fffffff) [ 51.750708][ T3665] loop0: detected capacity change from 0 to 512 [ 51.754302][ T3671] loop5: detected capacity change from 0 to 512 [ 51.767890][ T3669] loop2: detected capacity change from 0 to 512 [ 51.776384][ T3675] loop4: detected capacity change from 0 to 512 [ 51.784774][ T3665] EXT4-fs (loop0): invalid first ino: 2613274174 [ 51.798855][ T3671] EXT4-fs (loop5): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.812960][ T3682] loop1: detected capacity change from 0 to 512 [ 51.813871][ T3675] EXT4-fs (loop4): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.820062][ T3671] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/168/file0 supports timestamps until 2038 (0x7fffffff) [ 51.848821][ T3675] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/181/file0 supports timestamps until 2038 (0x7fffffff) [ 51.850918][ T3685] loop0: detected capacity change from 0 to 512 [ 51.863869][ T3669] EXT4-fs (loop2): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.885901][ T3694] loop3: detected capacity change from 0 to 517 [ 51.886865][ T3669] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/166/file0 supports timestamps until 2038 (0x7fffffff) [ 51.906558][ T3682] EXT4-fs (loop1): mounted filesystem without journal. Opts: nodiscard,barrier,nouid32,grpquota,,errors=continue. Quota mode: writeback. [ 51.921726][ T3682] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/177/file0 supports timestamps until 2038 (0x7fffffff) [ 51.931366][ T3694] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/176/file0 supports timestamps until 2038 (0x7fffffff) [ 51.954513][ T3685] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/174/ext4 supports timestamps until 2038 (0x7fffffff) [ 52.003664][ T3716] loop1: detected capacity change from 0 to 512 [ 52.014109][ T3713] loop3: detected capacity change from 0 to 517 [ 52.027070][ T3713] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 52.032029][ T3736] loop2: detected capacity change from 0 to 512 [ 52.039925][ T3716] EXT4-fs (loop1): Magic mismatch, very weird! [ 52.092007][ T3752] loop4: detected capacity change from 0 to 512 [ 52.096933][ T3755] loop1: detected capacity change from 0 to 512 [ 52.099967][ T3758] loop5: detected capacity change from 0 to 512 [ 52.113797][ T3752] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 52.122839][ T3766] loop3: detected capacity change from 0 to 512 [ 52.125725][ T3755] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.146561][ T3778] loop2: detected capacity change from 0 to 512 [ 52.157473][ T3781] loop4: detected capacity change from 0 to 512 [ 52.168962][ T3781] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 52.173350][ T3778] EXT4-fs (loop2): Magic mismatch, very weird! [ 52.178079][ T3758] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/172/file0 supports timestamps until 2038 (0x7fffffff) [ 52.212015][ T3805] loop1: detected capacity change from 0 to 512 [ 52.212454][ T3808] loop0: detected capacity change from 0 to 512 [ 52.225840][ T3808] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 52.235754][ T3808] EXT4-fs (loop0): group descriptors corrupted! [ 52.244567][ T3805] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.254381][ T3811] loop2: detected capacity change from 0 to 512 [ 52.276448][ T3827] loop4: detected capacity change from 0 to 512 [ 52.277566][ T3830] loop5: detected capacity change from 0 to 512 [ 52.284106][ T3832] loop3: detected capacity change from 0 to 512 [ 52.307288][ T3830] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/174/file0 supports timestamps until 2038 (0x7fffffff) [ 52.308101][ T3838] loop1: detected capacity change from 0 to 512 [ 52.339559][ T3838] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.341688][ T3827] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/190/file0 supports timestamps until 2038 (0x7fffffff) [ 52.370522][ T3863] loop5: detected capacity change from 0 to 512 [ 52.385106][ T3866] loop0: detected capacity change from 0 to 512 [ 52.392986][ T3863] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.396001][ T3872] loop2: detected capacity change from 0 to 512 [ 52.422301][ T3878] loop3: detected capacity change from 0 to 512 [ 52.429873][ T3878] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 52.441043][ T3878] EXT4-fs (loop3): group descriptors corrupted! [ 52.455461][ T3896] loop4: detected capacity change from 0 to 512 [ 52.460392][ T3899] loop0: detected capacity change from 0 to 512 [ 52.464693][ T3890] loop1: detected capacity change from 0 to 512 [ 52.479821][ T3890] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.494470][ T3911] loop5: detected capacity change from 0 to 512 [ 52.494608][ T3909] loop2: detected capacity change from 0 to 512 [ 52.508457][ T3899] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/187/file0 supports timestamps until 2038 (0x7fffffff) [ 52.508746][ T3896] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/193/file0 supports timestamps until 2038 (0x7fffffff) [ 52.522978][ T3911] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.538050][ T3909] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.562902][ T3918] loop3: detected capacity change from 0 to 512 [ 52.565519][ T3921] loop1: detected capacity change from 0 to 512 [ 52.588340][ T3927] loop4: detected capacity change from 0 to 512 [ 52.596480][ T3937] loop2: detected capacity change from 0 to 512 [ 52.599533][ T3918] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.644664][ T3961] loop5: detected capacity change from 0 to 512 [ 52.646534][ T3967] loop4: detected capacity change from 0 to 512 [ 52.662612][ T3971] EXT4-fs warning (device loop4): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 52.665968][ T3967] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 52.681215][ T3967] EXT4-fs (loop4): failed to initialize system zone (-117) [ 52.688750][ T3967] EXT4-fs (loop4): mount failed [ 52.697900][ T3983] loop1: detected capacity change from 0 to 512 [ 52.698485][ T3989] loop3: detected capacity change from 0 to 512 [ 52.713597][ T3989] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 52.723125][ T3983] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.785498][ T4026] loop2: detected capacity change from 0 to 512 [ 52.788992][ T4021] loop1: detected capacity change from 0 to 512 [ 52.805104][ T4026] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 52.805741][ T4049] loop3: detected capacity change from 0 to 512 [ 52.825112][ T4021] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 52.832654][ T4049] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/195/file0 supports timestamps until 2038 (0x7fffffff) [ 52.864394][ T4066] loop0: detected capacity change from 0 to 512 [ 52.864990][ T4061] loop4: detected capacity change from 0 to 512 [ 52.872673][ T4069] loop2: detected capacity change from 0 to 512 [ 52.884431][ T4069] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.895046][ T4061] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.908166][ T4075] loop5: detected capacity change from 0 to 512 [ 52.908313][ T4066] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.921667][ T4075] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 52.938509][ T4088] loop4: detected capacity change from 0 to 512 [ 52.948640][ T4088] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 52.986646][ T4109] loop2: detected capacity change from 0 to 512 [ 52.990365][ T4115] loop1: detected capacity change from 0 to 512 [ 53.005307][ T4115] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 53.008384][ T4131] loop4: detected capacity change from 0 to 512 [ 53.020524][ T4133] loop5: detected capacity change from 0 to 512 [ 53.021246][ T4129] loop0: detected capacity change from 0 to 512 [ 53.040812][ T4140] loop2: detected capacity change from 0 to 515 [ 53.048029][ T4145] loop3: detected capacity change from 0 to 512 [ 53.049563][ T4131] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.054516][ T4133] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.111651][ T4184] loop1: detected capacity change from 0 to 512 [ 53.112968][ T4181] loop3: detected capacity change from 0 to 512 [ 53.131100][ T4188] loop5: detected capacity change from 0 to 512 [ 53.156426][ T4210] loop0: detected capacity change from 0 to 512 [ 53.161952][ T4207] loop2: detected capacity change from 0 to 512 [ 53.165203][ T4184] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/201/file0 supports timestamps until 2038 (0x7fffffff) [ 53.200994][ T4207] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 53.258835][ T4234] loop0: detected capacity change from 0 to 512 [ 53.259085][ T4226] loop4: detected capacity change from 0 to 512 [ 53.277137][ T4244] loop3: detected capacity change from 0 to 512 [ 53.292431][ T4249] loop1: detected capacity change from 0 to 512 [ 53.302343][ T4244] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.329577][ T4249] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.397813][ T4264] loop3: detected capacity change from 0 to 512 [ 53.406775][ T4270] loop0: detected capacity change from 0 to 512 [ 53.411728][ T4255] loop1: detected capacity change from 0 to 512 [ 53.415318][ T4273] loop4: detected capacity change from 0 to 512 [ 53.429571][ T4255] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.440569][ T4264] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.484244][ T4292] loop3: detected capacity change from 0 to 512 [ 53.484428][ T4289] blk_update_request: I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 53.504547][ T4300] loop4: detected capacity change from 0 to 512 [ 53.515288][ T4309] loop2: detected capacity change from 0 to 512 [ 53.524045][ T4313] loop0: detected capacity change from 0 to 512 [ 53.531154][ T4300] EXT4-fs (loop4): Magic mismatch, very weird! [ 53.542042][ T4313] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/213/file0 supports timestamps until 2038 (0x7fffffff) [ 53.561227][ T4329] loop1: detected capacity change from 0 to 512 [ 53.569383][ T4336] loop2: detected capacity change from 0 to 512 [ 53.570218][ T4338] loop4: detected capacity change from 0 to 512 [ 53.585968][ T4341] loop3: detected capacity change from 0 to 512 [ 53.592978][ T4333] loop5: detected capacity change from 0 to 512 [ 53.594013][ T4336] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.633145][ T4344] loop1: detected capacity change from 0 to 512 [ 53.663532][ T4362] loop5: detected capacity change from 0 to 512 [ 53.668168][ T4375] loop2: detected capacity change from 0 to 512 [ 53.673509][ T4377] loop0: detected capacity change from 0 to 512 [ 53.686391][ T4344] EXT4-fs (loop1): Magic mismatch, very weird! [ 53.699675][ T4377] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 53.709285][ T4377] EXT4-fs (loop0): group descriptors corrupted! [ 53.711790][ T4375] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 53.734011][ T4384] loop4: detected capacity change from 0 to 512 [ 53.741946][ T4389] loop5: detected capacity change from 0 to 512 [ 53.769138][ T4411] loop3: detected capacity change from 0 to 512 [ 53.784771][ T4422] loop0: detected capacity change from 0 to 512 [ 53.795327][ T4422] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 53.801757][ T4440] loop2: detected capacity change from 0 to 512 [ 53.810700][ T4443] loop1: detected capacity change from 0 to 512 [ 53.823471][ T4443] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 53.824416][ T4450] loop3: detected capacity change from 0 to 512 [ 53.833314][ T4443] EXT4-fs (loop1): group descriptors corrupted! [ 53.842296][ T4448] blk_update_request: I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 53.847219][ T4440] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 53.883285][ T4467] loop5: detected capacity change from 0 to 512 [ 53.916415][ T4491] loop2: detected capacity change from 0 to 512 [ 53.937855][ T4523] loop1: detected capacity change from 0 to 512 [ 53.945504][ T4491] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/210/file0 supports timestamps until 2038 (0x7fffffff) [ 53.949637][ T4523] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 53.973220][ T4535] loop3: detected capacity change from 0 to 512 [ 53.973265][ T4530] loop0: detected capacity change from 0 to 512 [ 53.990863][ T4538] loop5: detected capacity change from 0 to 519 [ 53.998106][ T4538] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 54.003929][ T4548] loop2: detected capacity change from 0 to 512 [ 54.012669][ T4530] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/227/file0 supports timestamps until 2038 (0x7fffffff) [ 54.015623][ T4553] loop4: detected capacity change from 0 to 512 [ 54.033262][ T4548] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.041913][ T4556] loop3: detected capacity change from 0 to 512 [ 54.051718][ T4556] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 54.062579][ T4562] loop5: detected capacity change from 0 to 512 [ 54.062890][ T4553] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/231/file0 supports timestamps until 2038 (0x7fffffff) [ 54.090016][ T4562] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/213/file0 supports timestamps until 2038 (0x7fffffff) [ 54.102985][ T4569] loop0: detected capacity change from 0 to 512 [ 54.112637][ T4572] loop1: detected capacity change from 0 to 512 [ 54.123333][ T4582] loop3: detected capacity change from 0 to 512 [ 54.131881][ T4584] loop2: detected capacity change from 0 to 512 [ 54.138751][ T4572] EXT4-fs (loop1): Magic mismatch, very weird! [ 54.150200][ T4569] EXT4-fs (loop0): Magic mismatch, very weird! [ 54.163244][ T4584] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.177427][ T4582] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/223/file0 supports timestamps until 2038 (0x7fffffff) [ 54.194740][ T4601] loop4: detected capacity change from 0 to 512 [ 54.208769][ T4607] loop1: detected capacity change from 0 to 512 [ 54.210185][ T4596] loop0: detected capacity change from 0 to 518 [ 54.239519][ T4607] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.255162][ T4625] loop5: detected capacity change from 0 to 519 [ 54.261700][ T4631] loop0: detected capacity change from 0 to 512 [ 54.275611][ T4640] loop3: detected capacity change from 0 to 512 [ 54.305590][ T4640] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.306522][ T4631] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.340115][ T4625] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/218/file0 supports timestamps until 2038 (0x7fffffff) [ 54.371545][ T4646] loop1: detected capacity change from 0 to 512 [ 54.379119][ T4654] loop2: detected capacity change from 0 to 512 [ 54.392327][ T4657] loop3: detected capacity change from 0 to 512 [ 54.394083][ T4660] loop0: detected capacity change from 0 to 512 [ 54.406034][ T4660] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 54.407610][ T4663] loop4: detected capacity change from 0 to 512 [ 54.423305][ T4663] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 54.433244][ T4663] EXT4-fs (loop4): group descriptors corrupted! [ 54.469076][ T4668] loop5: detected capacity change from 0 to 512 [ 54.478845][ T4672] loop2: detected capacity change from 0 to 512 [ 54.480884][ T4674] loop0: detected capacity change from 0 to 512 [ 54.492143][ T4683] loop4: detected capacity change from 0 to 512 [ 54.504442][ T4672] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 54.506242][ T4668] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.522744][ T4683] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 54.527256][ T4689] loop3: detected capacity change from 0 to 512 [ 54.567137][ T4711] loop5: detected capacity change from 0 to 512 [ 54.575278][ T4719] loop0: detected capacity change from 0 to 512 [ 54.579281][ T4725] loop2: detected capacity change from 0 to 512 [ 54.592886][ T4711] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/220/file0 supports timestamps until 2038 (0x7fffffff) [ 54.610576][ T4725] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/222/file0 supports timestamps until 2038 (0x7fffffff) [ 54.635681][ T4744] loop0: detected capacity change from 0 to 512 [ 54.637474][ T4751] loop4: detected capacity change from 0 to 512 [ 54.645974][ T4753] loop3: detected capacity change from 0 to 512 [ 54.654642][ T4744] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 54.661782][ T4751] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 54.672683][ T4763] loop1: detected capacity change from 0 to 512 [ 54.682834][ T4765] loop5: detected capacity change from 0 to 512 [ 54.683659][ T4763] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 54.690801][ T4765] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 54.702751][ T4753] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/231/file0 supports timestamps until 2038 (0x7fffffff) [ 54.734119][ T4777] loop0: detected capacity change from 0 to 512 [ 54.734119][ T4776] loop4: detected capacity change from 0 to 512 [ 54.751787][ T4786] loop3: detected capacity change from 0 to 512 [ 54.751818][ T4777] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.768742][ T4776] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.780849][ T4795] loop5: detected capacity change from 0 to 512 [ 54.789977][ T4798] loop2: detected capacity change from 0 to 512 [ 54.803052][ T4801] loop1: detected capacity change from 0 to 512 [ 54.809675][ T4798] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 54.819275][ T4795] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.829239][ T4798] EXT4-fs (loop2): group descriptors corrupted! [ 54.845225][ T4813] loop3: detected capacity change from 0 to 512 [ 54.849284][ T4810] loop5: detected capacity change from 0 to 512 [ 54.852901][ T4819] loop1: detected capacity change from 0 to 512 [ 54.868895][ T4810] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.884262][ T4831] loop4: detected capacity change from 0 to 512 [ 54.890659][ T4813] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 54.902977][ T4840] loop0: detected capacity change from 0 to 512 [ 54.911732][ T4844] loop2: detected capacity change from 0 to 512 [ 54.920224][ T4819] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/231/file0 supports timestamps until 2038 (0x7fffffff) [ 54.937549][ T4852] loop4: detected capacity change from 0 to 512 [ 54.944792][ T4840] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 54.945973][ T4855] loop3: detected capacity change from 0 to 512 [ 54.964656][ T4855] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 54.975345][ T4844] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/231/file0 supports timestamps until 2038 (0x7fffffff) [ 54.979609][ T4855] EXT4-fs (loop3): group descriptors corrupted! [ 54.992109][ T4863] loop4: detected capacity change from 0 to 512 [ 55.013230][ T4875] loop1: detected capacity change from 0 to 512 [ 55.024122][ T4879] loop5: detected capacity change from 0 to 512 [ 55.024191][ T4882] loop0: detected capacity change from 0 to 512 [ 55.038257][ T4863] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/250/file0 supports timestamps until 2038 (0x7fffffff) [ 55.053111][ T4882] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.054509][ T4879] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.065535][ T4890] loop3: detected capacity change from 0 to 512 [ 55.083539][ T4875] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/233/file0 supports timestamps until 2038 (0x7fffffff) [ 55.089670][ T4890] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.120152][ T4909] loop4: detected capacity change from 0 to 512 [ 55.128597][ T4918] loop1: detected capacity change from 0 to 512 [ 55.141228][ T4923] loop0: detected capacity change from 0 to 512 [ 55.141985][ T4928] loop3: detected capacity change from 0 to 512 [ 55.149928][ T4926] loop5: detected capacity change from 0 to 512 [ 55.160114][ T4909] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.161994][ T4926] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 55.179645][ T4928] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.193391][ T4936] loop2: detected capacity change from 0 to 512 [ 55.224087][ T4960] loop4: detected capacity change from 0 to 512 [ 55.224131][ T4968] loop3: detected capacity change from 0 to 512 [ 55.241427][ T4936] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/237/file0 supports timestamps until 2038 (0x7fffffff) [ 55.263428][ T4982] loop0: detected capacity change from 0 to 512 [ 55.264666][ T4981] loop4: detected capacity change from 0 to 512 [ 55.285727][ T4981] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.300799][ T4982] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.388475][ T5041] loop5: detected capacity change from 0 to 512 [ 55.392164][ T5046] loop1: detected capacity change from 0 to 512 [ 55.407865][ T5061] loop2: detected capacity change from 0 to 512 [ 55.417086][ T5064] loop4: detected capacity change from 0 to 512 [ 55.423726][ T5070] loop3: detected capacity change from 0 to 512 [ 55.434746][ T5076] loop0: detected capacity change from 0 to 512 [ 55.441389][ T5041] EXT4-fs (loop5): revision level too high, forcing read-only mode [ 55.441735][ T5061] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.459839][ T5041] EXT4-fs (loop5): failed to initialize system zone (-117) [ 55.464259][ T5046] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/243/file0 supports timestamps until 2038 (0x7fffffff) [ 55.466927][ T5041] EXT4-fs (loop5): mount failed [ 55.487545][ T5064] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/258/file0 supports timestamps until 2038 (0x7fffffff) [ 55.511103][ T5070] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/247/file0 supports timestamps until 2038 (0x7fffffff) [ 55.530122][ T5088] loop2: detected capacity change from 0 to 512 [ 55.530612][ T5090] loop5: detected capacity change from 0 to 512 [ 55.545906][ T5088] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 55.553924][ T5090] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.589926][ T5102] loop4: detected capacity change from 0 to 512 [ 55.620583][ T5109] loop5: detected capacity change from 0 to 512 [ 55.631377][ T5121] loop4: detected capacity change from 0 to 512 [ 55.634660][ T5135] loop2: detected capacity change from 0 to 512 [ 55.640226][ T5141] loop0: detected capacity change from 0 to 512 [ 55.650512][ T5121] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 55.651925][ T5144] loop1: detected capacity change from 0 to 512 [ 55.663961][ T5141] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.675514][ T5144] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.696677][ T5153] loop3: detected capacity change from 0 to 512 [ 55.700461][ T5168] loop2: detected capacity change from 0 to 512 [ 55.711131][ T5166] loop4: detected capacity change from 0 to 512 [ 55.714731][ T5168] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 55.719012][ T5166] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 55.793071][ T5198] loop4: detected capacity change from 0 to 519 [ 55.793071][ T5207] loop3: detected capacity change from 0 to 512 [ 55.795376][ T5213] loop0: detected capacity change from 0 to 512 [ 55.813321][ T5198] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 55.829357][ T5213] EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) 2024/04/07 02:33:25 executed programs: 1540 [ 55.835710][ T5228] loop2: detected capacity change from 0 to 512 [ 55.840731][ T5213] EXT4-fs (loop0): group descriptors corrupted! [ 55.851294][ T5207] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.859504][ T5228] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.877035][ T5234] loop1: detected capacity change from 0 to 512 [ 55.887240][ T5243] loop4: detected capacity change from 0 to 512 [ 55.898780][ T5246] loop0: detected capacity change from 0 to 512 [ 55.908175][ T5243] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 55.921648][ T5246] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.934427][ T5269] loop1: detected capacity change from 0 to 512 [ 55.947317][ T5278] loop3: detected capacity change from 0 to 512 [ 55.960331][ T5269] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.965570][ T5292] loop4: detected capacity change from 0 to 512 [ 55.971148][ T5289] loop5: detected capacity change from 0 to 512 [ 55.983995][ T5292] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 55.996156][ T5278] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 55.998401][ T5295] loop2: detected capacity change from 0 to 512 [ 56.006760][ T5292] EXT4-fs (loop4): group descriptors corrupted! [ 56.023736][ T5298] loop5: detected capacity change from 0 to 512 [ 56.027267][ T5295] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 56.045805][ T5298] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 56.072474][ T5310] loop4: detected capacity change from 0 to 512 [ 56.082515][ T5316] loop3: detected capacity change from 0 to 512 [ 56.084614][ T5313] loop5: detected capacity change from 0 to 512 [ 56.097003][ T5316] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.109244][ T5329] loop1: detected capacity change from 0 to 512 [ 56.123637][ T5336] loop0: detected capacity change from 0 to 512 [ 56.131347][ T5310] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.143560][ T5340] loop2: detected capacity change from 0 to 512 [ 56.150450][ T5340] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 56.150564][ T5336] ext4 filesystem being mounted at /root/syzkaller-testdir2741587793/syzkaller.2nRF9F/271/file0 supports timestamps until 2038 (0x7fffffff) [ 56.159989][ T5340] EXT4-fs (loop2): group descriptors corrupted! [ 56.181988][ T5329] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/260/file0 supports timestamps until 2038 (0x7fffffff) [ 56.200634][ T5349] loop3: detected capacity change from 0 to 512 [ 56.213921][ T5313] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/256/file0 supports timestamps until 2038 (0x7fffffff) [ 56.251022][ T5349] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/258/file0 supports timestamps until 2038 (0x7fffffff) [ 56.284954][ T5375] loop2: detected capacity change from 0 to 512 [ 56.294526][ T5360] loop1: detected capacity change from 0 to 512 [ 56.301261][ T5359] blk_update_request: I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 56.313501][ T5359] blk_update_request: I/O error, dev loop1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 56.324496][ T5359] Buffer I/O error on dev loop1, logical block 0, async page read [ 56.337035][ T5396] loop0: detected capacity change from 0 to 512 [ 56.349483][ T5396] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.377116][ T5412] loop2: detected capacity change from 0 to 512 [ 56.379621][ T5414] loop4: detected capacity change from 0 to 512 [ 56.394477][ T5414] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.430248][ T5459] loop5: detected capacity change from 0 to 512 [ 56.436660][ T5454] loop1: detected capacity change from 0 to 512 [ 56.439823][ T5458] blk_update_request: I/O error, dev loop5, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 0 [ 56.462673][ T5486] loop4: detected capacity change from 0 to 512 [ 56.470714][ T5486] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 56.486326][ T5501] loop5: detected capacity change from 0 to 512 [ 56.496032][ T5504] loop3: detected capacity change from 0 to 512 [ 56.509002][ T5514] loop2: detected capacity change from 0 to 512 [ 56.511014][ T5522] loop0: detected capacity change from 0 to 512 [ 56.524469][ T5501] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.539179][ T5522] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 56.563867][ T5504] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/268/file0 supports timestamps until 2038 (0x7fffffff) [ 56.583442][ T5514] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/267/file0 supports timestamps until 2038 (0x7fffffff) [ 56.595690][ T5535] loop4: detected capacity change from 0 to 512 [ 56.604984][ T5538] loop1: detected capacity change from 0 to 512 [ 56.633437][ T5535] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/279/file0 supports timestamps until 2038 (0x7fffffff) [ 56.651276][ T5564] loop5: detected capacity change from 0 to 512 [ 56.662065][ T5564] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 56.679076][ T5585] loop1: detected capacity change from 0 to 512 [ 56.691794][ T5595] loop3: detected capacity change from 0 to 512 [ 56.692321][ T5597] loop4: detected capacity change from 0 to 512 [ 56.715479][ T5585] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.717812][ T5603] loop0: detected capacity change from 0 to 512 [ 56.732017][ T5597] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 56.734059][ T5606] loop5: detected capacity change from 0 to 512 [ 56.745078][ T5600] loop2: detected capacity change from 0 to 512 [ 56.746151][ T5595] EXT4-fs (loop3): Magic mismatch, very weird! [ 56.792510][ T5609] loop1: detected capacity change from 0 to 512 [ 56.800994][ T5609] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 56.803443][ T5612] loop2: detected capacity change from 0 to 512 [ 56.820434][ T5616] loop4: detected capacity change from 0 to 512 [ 56.842934][ T5633] loop1: detected capacity change from 0 to 512 [ 56.845152][ T5645] loop3: detected capacity change from 0 to 512 [ 56.849921][ T5616] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 56.862107][ T5645] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 56.897185][ T5650] loop1: detected capacity change from 0 to 512 [ 56.904920][ T5666] loop0: detected capacity change from 0 to 512 [ 56.927523][ T5682] loop5: detected capacity change from 0 to 512 [ 56.929100][ T5690] loop4: detected capacity change from 0 to 512 [ 56.934694][ T5650] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 56.947977][ T5650] EXT4-fs (loop1): failed to initialize system zone (-117) [ 56.955707][ T5650] EXT4-fs (loop1): mount failed [ 56.997221][ T5705] loop2: detected capacity change from 0 to 512 [ 57.005731][ T5701] loop3: detected capacity change from 0 to 512 [ 57.017365][ T5717] loop0: detected capacity change from 0 to 512 [ 57.034270][ T5732] loop5: detected capacity change from 0 to 512 [ 57.034860][ T5705] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.050784][ T5717] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.093647][ T5741] loop1: detected capacity change from 0 to 512 [ 57.094382][ T5744] loop4: detected capacity change from 0 to 512 [ 57.115552][ T5756] loop0: detected capacity change from 0 to 512 [ 57.116153][ T5744] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 57.123813][ T5754] loop2: detected capacity change from 0 to 512 [ 57.138459][ T5741] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.154527][ T5753] blk_update_request: I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 57.156650][ T5765] loop3: detected capacity change from 0 to 512 [ 57.167621][ T5768] loop5: detected capacity change from 0 to 512 [ 57.181668][ T5768] EXT4-fs (loop5): VFS: Can't find ext4 filesystem [ 57.217870][ T5787] loop2: detected capacity change from 0 to 519 [ 57.227657][ T5785] blk_update_request: I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 57.230522][ T5799] loop1: detected capacity change from 0 to 512 [ 57.241160][ T5801] loop0: detected capacity change from 0 to 512 [ 57.327864][ T5842] loop5: detected capacity change from 0 to 512 [ 57.328831][ T5831] loop3: detected capacity change from 0 to 512 [ 57.345681][ T5849] loop2: detected capacity change from 0 to 512 [ 57.354343][ T5831] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/286/file0 supports timestamps until 2038 (0x7fffffff) [ 57.368998][ T5849] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.386265][ T5873] loop1: detected capacity change from 0 to 512 [ 57.396662][ T5871] loop0: detected capacity change from 0 to 512 [ 57.404877][ T5873] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 57.420715][ T5894] loop5: detected capacity change from 0 to 512 [ 57.427827][ T5894] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.457162][ T5916] loop2: detected capacity change from 0 to 512 [ 57.458371][ T5907] loop4: detected capacity change from 0 to 512 [ 57.472924][ T5918] loop3: detected capacity change from 0 to 512 [ 57.482625][ T5921] loop1: detected capacity change from 0 to 512 [ 57.483530][ T5916] EXT4-fs warning (device loop2): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.501007][ T5907] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.501469][ T5921] EXT4-fs (loop1): Magic mismatch, very weird! [ 57.522145][ T5933] loop5: detected capacity change from 0 to 512 [ 57.532292][ T5942] loop2: detected capacity change from 0 to 512 [ 57.540744][ T5936] loop3: detected capacity change from 0 to 517 [ 57.547294][ T5942] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 57.561930][ T5933] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/295/file0 supports timestamps until 2038 (0x7fffffff) [ 57.585725][ T5956] loop2: detected capacity change from 0 to 512 [ 57.586098][ T5953] loop1: detected capacity change from 0 to 512 [ 57.604740][ T5953] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.617851][ T5971] loop0: detected capacity change from 0 to 512 [ 57.626325][ T5975] loop3: detected capacity change from 0 to 512 [ 57.626798][ T5977] loop4: detected capacity change from 0 to 512 [ 57.640093][ T5975] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 57.653010][ T5980] loop5: detected capacity change from 0 to 512 [ 57.659248][ T5975] EXT4-fs (loop3): group descriptors corrupted! [ 57.662021][ T5971] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 57.675223][ T5980] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.675326][ T5977] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/303/file0 supports timestamps until 2038 (0x7fffffff) [ 57.752219][ T6003] loop2: detected capacity change from 0 to 512 [ 57.761064][ T5994] loop1: detected capacity change from 0 to 512 [ 57.776804][ T6021] loop4: detected capacity change from 0 to 512 [ 57.785809][ T5994] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.787193][ T6024] loop3: detected capacity change from 0 to 512 [ 57.796536][ T6021] EXT4-fs warning (device loop4): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.814325][ T6024] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 57.823696][ T6024] EXT4-fs (loop3): group descriptors corrupted! [ 57.830286][ T6003] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/290/file0 supports timestamps until 2038 (0x7fffffff) [ 57.855957][ T6037] loop0: detected capacity change from 0 to 512 [ 57.855984][ T6034] loop4: detected capacity change from 0 to 512 [ 57.872048][ T6038] loop5: detected capacity change from 0 to 512 [ 57.872245][ T6041] loop1: detected capacity change from 0 to 512 [ 57.888706][ T6041] EXT4-fs warning (device loop1): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.900463][ T6037] EXT4-fs warning (device loop0): read_mmp_block:114: Error -74 while reading MMP block 12 [ 57.912749][ T6052] loop3: detected capacity change from 0 to 512 [ 57.917387][ T6034] EXT4-fs (loop4): revision level too high, forcing read-only mode [ 57.923446][ T6052] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 57.928516][ T6034] EXT4-fs (loop4): failed to initialize system zone (-117) [ 57.940412][ T6034] EXT4-fs (loop4): mount failed [ 57.958825][ T6062] loop2: detected capacity change from 0 to 512 [ 57.976973][ T6071] loop5: detected capacity change from 0 to 512 [ 57.993174][ T6083] loop4: detected capacity change from 0 to 512 [ 58.005107][ T6086] loop3: detected capacity change from 0 to 512 [ 58.026776][ T6083] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 58.037097][ T6071] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/303/file0 supports timestamps until 2038 (0x7fffffff) [ 58.074871][ T6123] loop4: detected capacity change from 0 to 512 [ 58.092823][ T6137] loop5: detected capacity change from 0 to 512 [ 58.111268][ T6123] EXT4-fs error (device loop4): ext4_init_orphan_info:586: comm syz-executor.4: inode #0: comm syz-executor.4: iget: illegal inode # [ 58.125337][ T6123] EXT4-fs (loop4): get orphan inode failed [ 58.129496][ T6137] EXT4-fs warning (device loop5): read_mmp_block:114: Error -74 while reading MMP block 12 [ 58.131357][ T6123] EXT4-fs (loop4): mount failed [ 58.152215][ T6152] loop2: detected capacity change from 0 to 512 [ 58.153661][ T6156] loop3: detected capacity change from 0 to 512 [ 58.165300][ T6152] EXT4-fs (loop2): ext4_check_descriptors: Checksum for group 0 failed (47122!=0) [ 58.175280][ T6152] EXT4-fs (loop2): group descriptors corrupted! [ 58.179000][ T6159] loop1: detected capacity change from 0 to 512 [ 58.191987][ T6165] loop5: detected capacity change from 0 to 512 [ 58.199631][ T6168] loop4: detected capacity change from 0 to 512 [ 58.209975][ T6174] loop0: detected capacity change from 0 to 512 [ 58.211201][ T6156] ext4 filesystem being mounted at /root/syzkaller-testdir3050891090/syzkaller.zWcy2l/301/file0 supports timestamps until 2038 (0x7fffffff) [ 58.237278][ T6174] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 58.248788][ T6180] loop2: detected capacity change from 0 to 512 [ 58.259913][ T6159] ext4 filesystem being mounted at /root/syzkaller-testdir1162594526/syzkaller.GOnT7J/300/file0 supports timestamps until 2038 (0x7fffffff) [ 58.269833][ T6165] ext4 filesystem being mounted at /root/syzkaller-testdir4214490354/syzkaller.QvuypP/305/file0 supports timestamps until 2038 (0x7fffffff) [ 58.280969][ T6168] ext4 filesystem being mounted at /root/syzkaller-testdir1787946710/syzkaller.2kDhDz/309/file0 supports timestamps until 2038 (0x7fffffff) [ 58.315154][ T6194] loop0: detected capacity change from 0 to 512 [ 58.323057][ T6194] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 58.326929][ T6203] loop3: detected capacity change from 0 to 512 [ 58.349559][ T6203] EXT4-fs warning (device loop3): read_mmp_block:114: Error -74 while reading MMP block 12 [ 58.364183][ T6216] loop1: detected capacity change from 0 to 512 [ 58.368224][ T6219] loop4: detected capacity change from 0 to 512 [ 58.380783][ T6221] loop5: detected capacity change from 0 to 512 [ 58.385557][ T6224] EXT4-fs warning (device loop1): kmmpd:169: kmmpd being stopped since MMP feature has been disabled. [ 58.388875][ T6228] loop0: detected capacity change from 0 to 512 [ 58.404816][ T6216] EXT4-fs (loop1): revision level too high, forcing read-only mode [ 58.413107][ T6216] EXT4-fs (loop1): failed to initialize system zone (-117) [ 58.414505][ T6219] ------------[ cut here ]------------ [ 58.423041][ T6216] EXT4-fs (loop1): mount failed [ 58.430672][ T6219] kernel BUG at fs/ext4/super.c:6355! [ 58.436241][ T6219] invalid opcode: 0000 [#1] PREEMPT SMP [ 58.441773][ T6219] CPU: 1 PID: 6219 Comm: syz-executor.4 Not tainted 5.15.148-syzkaller #0 [ 58.450392][ T6219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 58.460624][ T6219] RIP: 0010:ext4_enable_quotas+0x279/0x2d0 [ 58.466615][ T6219] Code: 0d 83 f1 ff 85 db 0f 84 1f ff ff ff 31 db 48 63 c3 49 8b bc c4 80 01 00 00 48 85 ff 75 c7 89 de 4c 89 e7 e8 c9 a3 f7 ff eb da <0f> 0b 41 52 45 31 c9 45 31 c0 31 c9 56 ba e0 18 00 00 48 c7 c6 40 [ 58.486493][ T6219] RSP: 0018:ffffc9000178fc68 EFLAGS: 00010246 [ 58.492403][ T6219] RAX: ffff888114432400 RBX: 0000000000000001 RCX: 0000000000000004 [ 58.500484][ T6219] RDX: 0000000000000001 RSI: ffff88810af82ce0 RDI: 0000000000000000 [ 58.508552][ T6219] RBP: ffffc9000178fce0 R08: 0000000000000006 R09: ffff8881142284c0 [ 58.516765][ T6219] R10: 0000000000000001 R11: 0000000000000005 R12: ffff888113e20000 [ 58.524900][ T6219] R13: ffff88810af82c58 R14: 0000000000000004 R15: 0000000000000009 [ 58.532734][ T6219] FS: 00007f9f30e646c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 [ 58.542484][ T6219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.548906][ T6219] CR2: 00007f7e91a77086 CR3: 000000011553b000 CR4: 00000000003506a0 [ 58.557056][ T6219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.564958][ T6219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.572844][ T6219] Call Trace: [ 58.576055][ T6219] [ 58.578921][ T6219] ? show_regs.part.0+0x1e/0x20 [ 58.583790][ T6219] ? __die+0x5d/0x9e [ 58.587924][ T6219] ? die+0x2b/0x50 [ 58.591641][ T6219] ? do_trap+0xc2/0x110 [ 58.595666][ T6219] ? do_error_trap+0x69/0x90 [ 58.600229][ T6219] ? ext4_enable_quotas+0x279/0x2d0 [ 58.605260][ T6219] ? exc_invalid_op+0x53/0x70 [ 58.609914][ T6219] ? ext4_enable_quotas+0x279/0x2d0 [ 58.615029][ T6219] ? asm_exc_invalid_op+0x1b/0x20 [ 58.620055][ T6219] ? ext4_enable_quotas+0x279/0x2d0 [ 58.625090][ T6219] ? ext4_enable_quotas+0x156/0x2d0 [ 58.630349][ T6219] ? proc_create_seq_private+0x44/0x50 [ 58.635637][ T6219] ext4_fill_super+0x291b/0x3700 [ 58.640419][ T6219] mount_bdev+0x187/0x1c0 [ 58.644675][ T6219] ? mount_bdev+0x187/0x1c0 [ 58.649005][ T6219] ? ext4_enable_quotas+0x2d0/0x2d0 [ 58.654050][ T6219] ext4_mount+0x10/0x20 [ 58.658031][ T6219] legacy_get_tree+0x26/0x50 [ 58.662458][ T6219] vfs_get_tree+0x1f/0xb0 [ 58.666627][ T6219] path_mount+0x307/0xba0 [ 58.670789][ T6219] ? putname+0x50/0x60 [ 58.674696][ T6219] __x64_sys_mount+0x103/0x140 [ 58.679298][ T6219] do_syscall_64+0x35/0xb0 [ 58.683689][ T6219] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 58.689403][ T6219] RIP: 0033:0x7f9f312e31ea [ 58.693649][ T6219] 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 [ 58.713418][ T6219] RSP: 002b:00007f9f30e63ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 58.721803][ T6219] RAX: ffffffffffffffda RBX: 00007f9f30e63f80 RCX: 00007f9f312e31ea [ 58.729715][ T6219] RDX: 00000000200005c0 RSI: 0000000020000000 RDI: 00007f9f30e63f40 [ 58.737638][ T6219] RBP: 00000000200005c0 R08: 00007f9f30e63f80 R09: 0000000000200810 [ 58.745624][ T6219] R10: 0000000000200810 R11: 0000000000000246 R12: 0000000020000000 [ 58.753436][ T6219] R13: 00007f9f30e63f40 R14: 00000000000004da R15: 0000000020001400 [ 58.761598][ T6219] [ 58.764454][ T6219] Modules linked in: [ 58.768367][ T6219] ---[ end trace 7dd65a8f714008c8 ]--- [ 58.774059][ T6219] RIP: 0010:ext4_enable_quotas+0x279/0x2d0 [ 58.786130][ T6219] Code: 0d 83 f1 ff 85 db 0f 84 1f ff ff ff 31 db 48 63 c3 49 8b bc c4 80 01 00 00 48 85 ff 75 c7 89 de 4c 89 e7 e8 c9 a3 f7 ff eb da <0f> 0b 41 52 45 31 c9 45 31 c0 31 c9 56 ba e0 18 00 00 48 c7 c6 40 [ 58.786317][ T6231] loop2: detected capacity change from 0 to 512 [ 58.813538][ T6219] RSP: 0018:ffffc9000178fc68 EFLAGS: 00010246 [ 58.824171][ T6219] RAX: ffff888114432400 RBX: 0000000000000001 RCX: 0000000000000004 [ 58.832407][ T6219] RDX: 0000000000000001 RSI: ffff88810af82ce0 RDI: 0000000000000000 [ 58.833091][ T6231] ext4 filesystem being mounted at /root/syzkaller-testdir1425912526/syzkaller.T3nLkr/307/file0 supports timestamps until 2038 (0x7fffffff) [ 58.840361][ T6219] RBP: ffffc9000178fce0 R08: 0000000000000006 R09: ffff8881142284c0 [ 58.862506][ T6219] R10: 0000000000000001 R11: 0000000000000005 R12: ffff888113e20000 [ 58.870547][ T6219] R13: ffff88810af82c58 R14: 0000000000000004 R15: 0000000000000009 [ 58.878341][ T6219] FS: 00007f9f30e646c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 58.887118][ T6219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.893728][ T6219] CR2: 00007f5b9a407038 CR3: 000000011553b000 CR4: 00000000003506b0 [ 58.901443][ T6219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.909230][ T6219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.917293][ T6219] Kernel panic - not syncing: Fatal exception [ 58.923501][ T6219] Kernel Offset: disabled [ 58.927621][ T6219] Rebooting in 86400 seconds..