Warning: Permanently added '10.128.0.208' (ED25519) to the list of known hosts. 2025/06/16 06:47:50 ignoring optional flag "sandboxArg"="0" 2025/06/16 06:47:50 ignoring optional flag "type"="gce" 2025/06/16 06:47:50 parsed 1 programs 2025/06/16 06:47:50 executed programs: 0 [ 43.577299][ T333] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.584491][ T333] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.592197][ T333] device bridge_slave_0 entered promiscuous mode [ 43.600258][ T333] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.607352][ T333] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.614858][ T333] device bridge_slave_1 entered promiscuous mode [ 43.633475][ T331] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.640617][ T331] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.648137][ T331] device bridge_slave_0 entered promiscuous mode [ 43.656404][ T331] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.663469][ T331] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.671017][ T331] device bridge_slave_1 entered promiscuous mode [ 43.760531][ T336] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.767782][ T336] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.775485][ T336] device bridge_slave_0 entered promiscuous mode [ 43.793971][ T336] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.801217][ T336] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.808724][ T336] device bridge_slave_1 entered promiscuous mode [ 43.834485][ T337] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.841870][ T337] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.849509][ T337] device bridge_slave_0 entered promiscuous mode [ 43.856636][ T337] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.863767][ T337] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.871347][ T337] device bridge_slave_1 entered promiscuous mode [ 43.935418][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.942631][ T335] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.950323][ T335] device bridge_slave_0 entered promiscuous mode [ 43.973491][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.980630][ T335] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.988131][ T335] device bridge_slave_1 entered promiscuous mode [ 44.024242][ T334] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.031479][ T334] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.039365][ T334] device bridge_slave_0 entered promiscuous mode [ 44.063054][ T334] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.070301][ T334] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.077858][ T334] device bridge_slave_1 entered promiscuous mode [ 44.167286][ T331] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.174541][ T331] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.181862][ T331] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.189002][ T331] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.257475][ T336] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.264567][ T336] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.271893][ T336] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.278946][ T336] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.307462][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.314832][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.322529][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.329934][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.339879][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.348005][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.387261][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.396296][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.404449][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.411512][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.419156][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.427785][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.436222][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.443267][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.450810][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.469444][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.478198][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.510368][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.518247][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.526994][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.535722][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.544094][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.551404][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.560225][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.568875][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.576044][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.593291][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.601000][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.619313][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.627945][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.636483][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.643532][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.651186][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.659978][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.668358][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.675415][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.689885][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.698241][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.706650][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.715001][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.723616][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.732451][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.741308][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.748486][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.771600][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.779682][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.788353][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.797145][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.804262][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.812065][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.820993][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.829419][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.836634][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.844174][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.852948][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.861405][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.868580][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.876243][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.886676][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.894957][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.916942][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.925801][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.934892][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.943742][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.960449][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 44.968823][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.977542][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.986085][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.009368][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.018057][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.025695][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.033173][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.041588][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.049920][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.058080][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.073212][ T337] device veth0_vlan entered promiscuous mode [ 45.080200][ T333] device veth0_vlan entered promiscuous mode [ 45.102347][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.110593][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.118425][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.126389][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.134483][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.142087][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.149818][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.158640][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.167239][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.174791][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.182536][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.191094][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.199697][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.207854][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.215986][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.224385][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.232924][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.239994][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.247507][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.255979][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.264184][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.271330][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.282118][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.289876][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.297398][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.306992][ T335] device veth0_vlan entered promiscuous mode [ 45.318516][ T333] device veth1_macvtap entered promiscuous mode [ 45.328167][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.336342][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 45.344640][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.353259][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 45.361856][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.375699][ T331] device veth0_vlan entered promiscuous mode [ 45.385577][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.406250][ T337] device veth1_macvtap entered promiscuous mode [ 45.413571][ T335] device veth1_macvtap entered promiscuous mode [ 45.423680][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.432405][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.441319][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.450398][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.458964][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.467515][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.510746][ T334] device veth0_vlan entered promiscuous mode [ 45.521238][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.532388][ T359] loop5: detected capacity change from 0 to 2048 [ 45.532549][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.540271][ T30] kauditd_printk_skb: 14 callbacks suppressed [ 45.540288][ T30] audit: type=1400 audit(1750056473.115:88): avc: denied { mounton } for pid=357 comm="syz-executor.5" path="/root/syzkaller-testdir1747361251/syzkaller.Cdgsht/0/bus" dev="sda1" ino=2044 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 45.557664][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.587580][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.595614][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.599054][ T359] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.604021][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.614517][ T359] ext4 filesystem being mounted at /root/syzkaller-testdir1747361251/syzkaller.Cdgsht/0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 45.622552][ T30] audit: type=1400 audit(1750056473.185:89): avc: denied { mount } for pid=357 comm="syz-executor.5" name="/" dev="loop5" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 45.659578][ T30] audit: type=1400 audit(1750056473.225:90): avc: denied { write } for pid=357 comm="syz-executor.5" name="file0" dev="loop5" ino=12 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 45.659910][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.682962][ T30] audit: type=1400 audit(1750056473.225:91): avc: denied { add_name } for pid=357 comm="syz-executor.5" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 45.712401][ T30] audit: type=1400 audit(1750056473.225:92): avc: denied { create } for pid=357 comm="syz-executor.5" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 45.718077][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.734008][ T30] audit: type=1400 audit(1750056473.225:93): avc: denied { mounton } for pid=357 comm="syz-executor.5" path="/root/syzkaller-testdir1747361251/syzkaller.Cdgsht/0/bus/file0/bus" dev="loop5" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 45.769609][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.773603][ T30] audit: type=1400 audit(1750056473.225:94): avc: denied { read append open } for pid=357 comm="syz-executor.5" path="/root/syzkaller-testdir1747361251/syzkaller.Cdgsht/0/bus/file0/blkio.bfq.io_service_bytes_recursive" dev="loop5" ino=19 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 45.786058][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.810623][ T30] audit: type=1400 audit(1750056473.385:95): avc: denied { unmount } for pid=333 comm="syz-executor.5" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 45.818612][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 45.846490][ T10] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:1: Invalid inode table block 34360905424 in block_group 0 [ 45.847439][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.869248][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 45.877999][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.891355][ T336] device veth0_vlan entered promiscuous mode [ 45.915839][ T331] device veth1_macvtap entered promiscuous mode [ 45.931642][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.936981][ T368] loop1: detected capacity change from 0 to 2048 [ 45.940861][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.949027][ T370] loop5: detected capacity change from 0 to 2048 [ 45.981287][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.989871][ T368] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 45.990286][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.008257][ T368] ext4 filesystem being mounted at /root/syzkaller-testdir2950063018/syzkaller.XZoxr7/0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 46.016683][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.024219][ T370] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 46.036154][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.051487][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.051935][ T370] ext4 filesystem being mounted at /root/syzkaller-testdir1747361251/syzkaller.Cdgsht/1/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 46.069145][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.088437][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.097320][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.106184][ T365] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 246: comm kworker/u4:4: lblock 38 mapped to illegal pblock 246 (length 1) [ 46.110254][ T334] device veth1_macvtap entered promiscuous mode [ 46.127458][ T368] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 247: comm syz-executor.1: lblock 39 mapped to illegal pblock 247 (length 1) [ 46.131542][ T365] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 38: len 1: ext4_ext_map_blocks returned -117 [ 46.153159][ T8] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 205: comm kworker/u4:0: lblock 13 mapped to illegal pblock 205 (length 1) [ 46.158343][ T336] device veth1_macvtap entered promiscuous mode [ 46.178817][ T370] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 206: comm syz-executor.5: lblock 14 mapped to illegal pblock 206 (length 1) [ 46.189425][ T365] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 46.194356][ T8] EXT4-fs warning (device loop5): ext4_convert_unwritten_extents:4874: inode #19: block 13: len 1: ext4_ext_map_blocks returned -117 [ 46.215655][ T368] EXT4-fs (loop1): Delayed block allocation failed for inode 19 at logical offset 39 with max blocks 1 with error 117 [ 46.235305][ T365] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 46.244766][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.244796][ T368] EXT4-fs (loop1): This should not happen!! Data will be lost [ 46.244796][ T368] [ 46.252631][ T370] EXT4-fs (loop5): Delayed block allocation failed for inode 19 at logical offset 14 with max blocks 1 with error 117 [ 46.264060][ T8] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 46.275580][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.290434][ T8] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 46.302293][ T379] loop4: detected capacity change from 0 to 2048 [ 46.307830][ T8] EXT4-fs error (device loop5): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:0: mark_inode_dirty error [ 46.315131][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.334929][ T365] EXT4-fs error (device loop1): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:4: mark_inode_dirty error [ 46.336129][ T8] EXT4-fs (loop5): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 46.348461][ T370] EXT4-fs (loop5): This should not happen!! Data will be lost [ 46.348461][ T370] [ 46.362813][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.370479][ T30] audit: type=1400 audit(1750056473.935:96): avc: denied { read } for pid=83 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 46.385855][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.408018][ T30] audit: type=1400 audit(1750056473.935:97): avc: denied { search } for pid=83 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 46.408738][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.429505][ T365] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 46.451045][ T365] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 46.453023][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.472120][ T379] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 46.473570][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.483970][ T380] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 46.501757][ T365] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 46.516522][ T379] ext4 filesystem being mounted at /root/syzkaller-testdir1883506098/syzkaller.M9byNA/0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 46.520039][ T380] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 46.558965][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.570134][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.588534][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.597248][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.644284][ T388] loop1: detected capacity change from 0 to 2048 [ 46.662493][ T386] loop5: detected capacity change from 0 to 2048 [ 46.662942][ T389] loop3: detected capacity change from 0 to 2048 [ 46.689172][ T392] loop0: detected capacity change from 0 to 2048 [ 46.723539][ T389] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 46.729139][ T397] loop2: detected capacity change from 0 to 2048 [ 46.746503][ T389] ext4 filesystem being mounted at /root/syzkaller-testdir3517035818/syzkaller.jqFQu5/0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 46.747784][ T388] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 46.775695][ T8] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 46.776132][ T392] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 46.800917][ T392] ext4 filesystem being mounted at /root/syzkaller-testdir3052952057/syzkaller.vCCZz9/0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 46.821279][ T397] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 46.832007][ T388] ext4 filesystem being mounted at /root/syzkaller-testdir2950063018/syzkaller.XZoxr7/1/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 46.848030][ T386] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 46.859639][ T397] ext4 filesystem being mounted at /root/syzkaller-testdir416356274/syzkaller.1zBBtO/0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 46.883998][ T386] ext4 filesystem being mounted at /root/syzkaller-testdir1747361251/syzkaller.Cdgsht/2/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 46.902132][ T8] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 195: comm kworker/u4:0: lblock 3 mapped to illegal pblock 195 (length 1) [ 46.902996][ T392] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 228: comm syz-executor.0: lblock 20 mapped to illegal pblock 228 (length 1) [ 46.924085][ T389] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 197: comm syz-executor.3: lblock 5 mapped to illegal pblock 197 (length 1) [ 46.933319][ T392] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 20 with max blocks 1 with error 117 [ 46.960642][ T361] ================================================================== [ 46.968779][ T361] BUG: KASAN: use-after-free in ext4_find_extent+0xbeb/0xe20 [ 46.974042][ T389] EXT4-fs (loop3): Delayed block allocation failed for inode 19 at logical offset 5 with max blocks 1 with error 117 [ 46.976202][ T361] Read of size 4 at addr ffff88812287ad5c by task kworker/u4:3/361 [ 46.976221][ T361] [ 46.976241][ T361] CPU: 1 PID: 361 Comm: kworker/u4:3 Not tainted 5.15.185-syzkaller-1080583-ge678c93d43cc #0 [ 46.976266][ T361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 46.976278][ T361] Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work [ 46.976322][ T361] Call Trace: [ 46.991779][ T388] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 202: comm syz-executor.1: lblock 10 mapped to illegal pblock 202 (length 1) [ 46.996684][ T361] [ 46.996695][ T361] __dump_stack+0x21/0x30 [ 46.996717][ T361] dump_stack_lvl+0xee/0x150 [ 46.996734][ T361] ? show_regs_print_info+0x20/0x20 [ 47.005226][ T397] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 201: comm syz-executor.2: lblock 9 mapped to illegal pblock 201 (length 1) [ 47.009297][ T361] ? load_image+0x3a0/0x3a0 [ 47.041672][ T8] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 3: len 1: ext4_ext_map_blocks returned -117 [ 47.044358][ T361] print_address_description+0x7f/0x2c0 [ 47.100178][ T361] ? ext4_find_extent+0xbeb/0xe20 [ 47.105218][ T361] kasan_report+0xf1/0x140 [ 47.109643][ T361] ? __read_extent_tree_block+0x1e8/0x790 [ 47.115369][ T361] ? ext4_find_extent+0xbeb/0xe20 [ 47.120397][ T361] __asan_report_load4_noabort+0x14/0x20 [ 47.126045][ T361] ext4_find_extent+0xbeb/0xe20 [ 47.130900][ T361] ext4_ext_map_blocks+0x1de/0x6270 [ 47.136205][ T361] ? _raw_spin_unlock_irq+0x4e/0x70 [ 47.141415][ T361] ? rwsem_down_read_slowpath+0x1230/0x1230 [ 47.147502][ T361] ? __kasan_check_read+0x11/0x20 [ 47.152536][ T361] ? ext4_ext_release+0x10/0x10 [ 47.157401][ T361] ? ext4_es_lookup_extent+0x32d/0x8c0 [ 47.162998][ T361] ext4_map_blocks+0x97b/0x1b20 [ 47.167877][ T361] ? ext4_issue_zeroout+0x250/0x250 [ 47.173201][ T361] ? update_load_avg+0x410/0x1110 [ 47.178538][ T361] ? ext4_journal_check_start+0x172/0x240 [ 47.184297][ T361] ? ext4_convert_unwritten_extents+0x26a/0x5c0 [ 47.190683][ T361] ? __ext4_journal_start_sb+0x154/0x2b0 [ 47.196332][ T361] ext4_convert_unwritten_extents+0x2a2/0x5c0 [ 47.202407][ T361] ? trace_ext4_fallocate_exit+0x130/0x130 [ 47.208221][ T361] ? __switch_to+0x51d/0xe20 [ 47.212827][ T361] ? __kasan_check_write+0x14/0x20 [ 47.217969][ T361] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 47.223454][ T361] ? _raw_spin_lock+0xe0/0xe0 [ 47.228199][ T361] ext4_convert_unwritten_io_end_vec+0x103/0x180 [ 47.234569][ T361] ext4_end_io_rsv_work+0x2b9/0x600 [ 47.239781][ T361] ? ext4_last_io_end_vec+0x70/0x70 [ 47.245085][ T361] process_one_work+0x6be/0xba0 [ 47.250030][ T361] worker_thread+0xa59/0x1200 [ 47.254831][ T361] ? __kthread_parkme+0xac/0x200 [ 47.259857][ T361] kthread+0x411/0x500 [ 47.263935][ T361] ? worker_clr_flags+0x190/0x190 [ 47.269237][ T361] ? kthread_blkcg+0xd0/0xd0 [ 47.273916][ T361] ret_from_fork+0x1f/0x30 [ 47.278334][ T361] [ 47.281361][ T361] [ 47.283770][ T361] The buggy address belongs to the page: [ 47.289412][ T361] page:ffffea00048a1e80 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x12287a [ 47.299846][ T361] flags: 0x4000000000000000(zone=1) [ 47.305082][ T361] raw: 4000000000000000 ffffea00048a1e48 ffffea00048a1d88 0000000000000000 [ 47.313681][ T361] raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 [ 47.322264][ T361] page dumped because: kasan: bad access detected [ 47.328686][ T361] page_owner tracks the page as freed [ 47.334050][ T361] page last allocated via order 0, migratetype Movable, gfp_mask 0x100dca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), pid 281, ts 24488071361, free_ts 25598696342 [ 47.349506][ T361] post_alloc_hook+0x192/0x1b0 [ 47.354284][ T361] prep_new_page+0x1c/0x110 [ 47.358796][ T361] get_page_from_freelist+0x2cc5/0x2d50 [ 47.364515][ T361] __alloc_pages+0x18f/0x440 [ 47.369157][ T361] handle_pte_fault+0xe89/0x2680 [ 47.374124][ T361] do_handle_mm_fault+0x1a6d/0x1d50 [ 47.379330][ T361] do_user_addr_fault+0x554/0x1180 [ 47.384454][ T361] exc_page_fault+0x51/0xb0 [ 47.388965][ T361] asm_exc_page_fault+0x27/0x30 [ 47.393948][ T361] page last free stack trace: [ 47.398711][ T361] free_unref_page_prepare+0x542/0x550 [ 47.404260][ T361] free_unref_page_list+0x134/0x9d0 [ 47.409456][ T361] release_pages+0x1076/0x10d0 [ 47.414251][ T361] free_pages_and_swap_cache+0x86/0xa0 [ 47.419713][ T361] tlb_flush_mmu+0xd6/0x180 [ 47.424227][ T361] unmap_page_range+0x1aea/0x1ce0 [ 47.429434][ T361] unmap_vmas+0x258/0x360 [ 47.433780][ T361] exit_mmap+0x3e6/0x860 [ 47.438036][ T361] __mmput+0x93/0x320 [ 47.442028][ T361] mmput+0x50/0x150 [ 47.445865][ T361] do_exit+0x9ca/0x27a0 [ 47.450119][ T361] do_group_exit+0x141/0x310 [ 47.454964][ T361] get_signal+0x66a/0x1480 [ 47.459384][ T361] arch_do_signal_or_restart+0xc1/0x10f0 [ 47.465045][ T361] exit_to_user_mode_loop+0xa7/0xe0 [ 47.470260][ T361] exit_to_user_mode_prepare+0x5a/0xa0 [ 47.475737][ T361] [ 47.478071][ T361] Memory state around the buggy address: [ 47.483740][ T361] ffff88812287ac00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 47.491890][ T361] ffff88812287ac80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 47.499972][ T361] >ffff88812287ad00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 47.508044][ T361] ^ [ 47.514995][ T361] ffff88812287ad80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 47.523058][ T361] ffff88812287ae00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 47.531121][ T361] ================================================================== [ 47.539177][ T361] Disabling lock debugging due to kernel taint [ 47.555210][ T8] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 47.565451][ T392] EXT4-fs (loop0): This should not happen!! Data will be lost [ 47.565451][ T392] [ 47.569678][ T397] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm syz-executor.2: Invalid inode table block 34360905424 in block_group 0 [ 47.581241][ T389] EXT4-fs (loop3): This should not happen!! Data will be lost [ 47.581241][ T389] [ 47.602463][ T388] EXT4-fs (loop1): Delayed block allocation failed for inode 19 at logical offset 10 with max blocks 1 with error 117 [ 47.607391][ T365] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 199: comm kworker/u4:4: lblock 7 mapped to illegal pblock 199 (length 1) [ 47.624512][ T388] EXT4-fs (loop1): This should not happen!! Data will be lost [ 47.624512][ T388] [ 47.634876][ T386] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 201: comm syz-executor.5: lblock 9 mapped to illegal pblock 201 (length 1) [ 47.645205][ T413] loop4: detected capacity change from 0 to 2048 [ 47.661412][ T415] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 47.664240][ T8] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 47.685915][ T415] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 47.700809][ T397] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 47.702491][ T361] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 8: comm kworker/u4:3: lblock 8 mapped to illegal pblock 8 (length 1) [ 47.711211][ T397] EXT4-fs error (device loop2): ext4_ext_truncate:4454: inode #19: comm syz-executor.2: mark_inode_dirty error [ 47.757248][ T365] EXT4-fs warning (device loop5): ext4_convert_unwritten_extents:4874: inode #19: block 7: len 1: ext4_ext_map_blocks returned -117 [ 47.767286][ T413] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 47.771848][ T386] EXT4-fs (loop5): Delayed block allocation failed for inode 19 at logical offset 9 with max blocks 1 with error 117 [ 47.782618][ T413] ext4 filesystem being mounted at /root/syzkaller-testdir1883506098/syzkaller.M9byNA/1/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 47.796263][ T365] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 47.817736][ T386] EXT4-fs (loop5): This should not happen!! Data will be lost [ 47.817736][ T386] [ 47.824099][ T397] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm syz-executor.2: Invalid inode table block 34360905424 in block_group 0 [ 47.833927][ T365] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 47.856565][ T8] EXT4-fs error (device loop3): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:0: mark_inode_dirty error [ 47.858012][ T365] EXT4-fs error (device loop5): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:4: mark_inode_dirty error [ 47.869609][ T361] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 8: len 1: ext4_ext_map_blocks returned -117 [ 47.883187][ T365] EXT4-fs (loop5): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 47.915654][ T397] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 47.919621][ T8] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 47.938476][ T397] EXT4-fs error (device loop2): ext4_truncate:4304: inode #19: comm syz-executor.2: mark_inode_dirty error [ 47.938707][ T361] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 47.950068][ T365] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 200: comm kworker/u4:4: lblock 8 mapped to illegal pblock 200 (length 1) [ 47.965149][ T8] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 196: comm kworker/u4:0: lblock 4 mapped to illegal pblock 196 (length 1) [ 47.982396][ T421] loop0: detected capacity change from 0 to 2048 [ 47.993813][ T361] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 48.000805][ T415] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 192: comm kworker/u4:6: lblock 0 mapped to illegal pblock 192 (length 1) [ 48.012093][ T397] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 192: comm syz-executor.2: lblock 0 mapped to illegal pblock 192 (length 1) [ 48.040284][ T413] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 203: comm syz-executor.4: lblock 11 mapped to illegal pblock 203 (length 1) [ 48.041828][ T397] EXT4-fs (loop2): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 1 with error 117 [ 48.055564][ T365] EXT4-fs warning (device loop5): ext4_convert_unwritten_extents:4874: inode #19: block 8: len 1: ext4_ext_map_blocks returned -117 [ 48.074352][ T361] EXT4-fs error (device loop1): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:3: mark_inode_dirty error [ 48.081391][ T8] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 4: len 1: ext4_ext_map_blocks returned -117 [ 48.096896][ T361] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 48.118369][ T413] EXT4-fs (loop4): Delayed block allocation failed for inode 19 at logical offset 11 with max blocks 1 with error 117 [ 48.121403][ T415] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 0: len 1: ext4_ext_map_blocks returned -117 [ 48.133736][ T413] EXT4-fs (loop4): This should not happen!! Data will be lost [ 48.133736][ T413] [ 48.158277][ T397] EXT4-fs (loop2): This should not happen!! Data will be lost [ 48.158277][ T397] [ 48.161579][ T365] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 48.169729][ T361] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 9: comm kworker/u4:3: lblock 9 mapped to illegal pblock 9 (length 1) [ 48.185548][ T8] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 48.211228][ T415] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 48.213801][ T365] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 48.225118][ T361] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 9: len 1: ext4_ext_map_blocks returned -117 [ 48.237394][ T8] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 48.249326][ T415] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 48.259417][ T361] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 48.267481][ T10] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:1: Invalid inode table block 34360905424 in block_group 0 [ 48.283028][ T421] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 48.295397][ T361] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 48.305759][ T421] ext4 filesystem being mounted at /root/syzkaller-testdir3052952057/syzkaller.vCCZz9/1/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 48.315498][ T8] EXT4-fs error (device loop3): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:0: mark_inode_dirty error [ 48.342861][ T365] EXT4-fs error (device loop5): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:4: mark_inode_dirty error [ 48.345889][ T10] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:1: Invalid inode table block 34360905424 in block_group 0 [ 48.357267][ T415] EXT4-fs error (device loop4): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:6: mark_inode_dirty error [ 48.371264][ T361] EXT4-fs error (device loop1): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:3: mark_inode_dirty error [ 48.383248][ T415] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 48.408866][ T8] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 48.408935][ T415] EXT4-fs error (device loop4): ext4_find_extent:929: inode #19: comm kworker/u4:6: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 48.423140][ T361] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) 2025/06/16 06:47:56 executed programs: 12 [ 48.441830][ T365] EXT4-fs (loop5): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 48.454885][ T415] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 1: len 1: ext4_ext_map_blocks returned -117 [ 48.480397][ T361] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 48.483619][ T415] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 48.494349][ T8] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 48.522173][ T416] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:7: Invalid inode table block 34360905424 in block_group 0 [ 48.536908][ T421] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 204: comm syz-executor.0: lblock 12 mapped to illegal pblock 204 (length 1) [ 48.552778][ T365] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 194: comm kworker/u4:4: lblock 2 mapped to illegal pblock 194 (length 1) [ 48.565386][ T426] loop2: detected capacity change from 0 to 2048 [ 48.574106][ T415] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 48.575448][ T365] EXT4-fs warning (device loop0): ext4_convert_unwritten_extents:4874: inode #19: block 2: len 1: ext4_ext_map_blocks returned -117 [ 48.593519][ T421] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 12 with max blocks 1 with error 117 [ 48.599015][ T415] EXT4-fs error (device loop4): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:6: mark_inode_dirty error [ 48.610300][ T421] EXT4-fs (loop0): This should not happen!! Data will be lost [ 48.610300][ T421] [ 48.647341][ T365] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 48.664318][ T430] loop3: detected capacity change from 0 to 2048 [ 48.665197][ T426] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 48.677835][ T432] loop1: detected capacity change from 0 to 2048 [ 48.689348][ T415] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 48.699746][ T365] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 48.704706][ T415] EXT4-fs error (device loop4): ext4_find_extent:929: inode #19: comm kworker/u4:6: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 48.730629][ T426] ext4 filesystem being mounted at /root/syzkaller-testdir416356274/syzkaller.1zBBtO/1/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 48.745525][ T415] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 2: len 1: ext4_ext_map_blocks returned -117 [ 48.750245][ T365] EXT4-fs error (device loop0): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:4: mark_inode_dirty error [ 48.762461][ T415] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 48.788222][ T415] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 3: len 1: ext4_ext_map_blocks returned -117 [ 48.788691][ T430] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 48.802333][ T365] EXT4-fs (loop0): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 48.829707][ T432] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 48.842441][ T439] loop5: detected capacity change from 0 to 2048 [ 48.845720][ T365] EXT4-fs error (device loop0): ext4_find_extent:929: inode #19: comm kworker/u4:4: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 48.850220][ T415] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 48.867261][ T432] ext4 filesystem being mounted at /root/syzkaller-testdir2950063018/syzkaller.XZoxr7/2/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 48.881216][ T430] ext4 filesystem being mounted at /root/syzkaller-testdir3517035818/syzkaller.jqFQu5/1/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 48.909202][ T426] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 229: comm syz-executor.2: lblock 21 mapped to illegal pblock 229 (length 1) [ 48.909525][ T365] EXT4-fs warning (device loop0): ext4_convert_unwritten_extents:4874: inode #19: block 3: len 1: ext4_ext_map_blocks returned -117 [ 48.944317][ T365] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 48.958314][ T415] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 4: len 1: ext4_ext_map_blocks returned -117 [ 48.960329][ T426] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm syz-executor.2: Invalid inode table block 34360905424 in block_group 0 [ 48.978832][ T415] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 48.990592][ T365] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 49.006452][ T415] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 5: len 1: ext4_ext_map_blocks returned -117 [ 49.023127][ T415] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.024752][ T365] EXT4-fs error (device loop0): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:4: mark_inode_dirty error [ 49.038708][ T426] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 49.060216][ T415] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 6: len 1: ext4_ext_map_blocks returned -117 [ 49.067867][ T8] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 225: comm kworker/u4:0: lblock 17 mapped to illegal pblock 225 (length 1) [ 49.074715][ T427] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 193: comm kworker/u4:8: lblock 1 mapped to illegal pblock 193 (length 1) [ 49.089039][ T426] EXT4-fs error (device loop2): ext4_ext_truncate:4454: inode #19: comm syz-executor.2: mark_inode_dirty error [ 49.105001][ T430] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 226: comm syz-executor.3: lblock 18 mapped to illegal pblock 226 (length 1) [ 49.117162][ T432] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 225: comm syz-executor.1: lblock 17 mapped to illegal pblock 225 (length 1) [ 49.131569][ T427] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 1: len 1: ext4_ext_map_blocks returned -117 [ 49.146755][ T365] EXT4-fs (loop0): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.161198][ T415] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.172839][ T432] EXT4-fs (loop1): Delayed block allocation failed for inode 19 at logical offset 17 with max blocks 1 with error 117 [ 49.185887][ T426] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm syz-executor.2: Invalid inode table block 34360905424 in block_group 0 [ 49.197697][ T430] EXT4-fs (loop3): Delayed block allocation failed for inode 19 at logical offset 18 with max blocks 1 with error 117 [ 49.197722][ T430] EXT4-fs (loop3): This should not happen!! Data will be lost [ 49.197722][ T430] [ 49.198275][ T365] EXT4-fs error (device loop0): ext4_find_extent:929: inode #19: comm kworker/u4:4: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 49.213264][ T415] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 7: len 1: ext4_ext_map_blocks returned -117 [ 49.225207][ T8] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 17: len 1: ext4_ext_map_blocks returned -117 [ 49.234822][ T427] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:8: Invalid inode table block 34360905424 in block_group 0 [ 49.268873][ T439] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 49.280385][ T432] EXT4-fs (loop1): This should not happen!! Data will be lost [ 49.280385][ T432] [ 49.297606][ T426] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 49.305680][ T427] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 49.335839][ T427] EXT4-fs error (device loop1): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:8: mark_inode_dirty error [ 49.338249][ T415] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.349104][ T365] EXT4-fs warning (device loop0): ext4_convert_unwritten_extents:4874: inode #19: block 4: len 1: ext4_ext_map_blocks returned -117 [ 49.362915][ T426] EXT4-fs error (device loop2): ext4_truncate:4304: inode #19: comm syz-executor.2: mark_inode_dirty error [ 49.376288][ T8] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 49.388445][ T415] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 8: len 1: ext4_ext_map_blocks returned -117 [ 49.401132][ T439] ext4 filesystem being mounted at /root/syzkaller-testdir1747361251/syzkaller.Cdgsht/3/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 49.416884][ T426] EXT4-fs error (device loop2): ext4_find_extent:929: inode #19: comm syz-executor.2: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 49.429984][ T427] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.449255][ T415] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 9: len 1: ext4_ext_map_blocks returned -117 [ 49.467531][ T427] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 215319595472364: comm kworker/u4:8: lblock 2 mapped to illegal pblock 215319595472364 (length 1) [ 49.484573][ T426] EXT4-fs (loop2): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 49.496258][ T8] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 49.506508][ T426] EXT4-fs (loop2): This should not happen!! Data will be lost [ 49.506508][ T426] [ 49.513764][ T365] EXT4-fs (loop0): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.543774][ T361] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 49.559128][ T361] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 49.573186][ T8] EXT4-fs error (device loop3): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:0: mark_inode_dirty error [ 49.586438][ T427] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 2: len 1: ext4_ext_map_blocks returned -117 [ 49.586481][ T365] EXT4-fs warning (device loop0): ext4_convert_unwritten_extents:4874: inode #19: block 5: len 1: ext4_ext_map_blocks returned -117 [ 49.602667][ T8] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.628725][ T365] EXT4-fs (loop0): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.643132][ T415] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 49.643349][ T365] EXT4-fs warning (device loop0): ext4_convert_unwritten_extents:4874: inode #19: block 6: len 1: ext4_ext_map_blocks returned -117 [ 49.670742][ T8] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 49.681154][ T415] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 49.685559][ T427] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:8: Invalid inode table block 34360905424 in block_group 0 [ 49.704215][ T446] loop4: detected capacity change from 0 to 2048 [ 49.713630][ T365] EXT4-fs (loop0): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.732326][ T365] EXT4-fs warning (device loop0): ext4_convert_unwritten_extents:4874: inode #19: block 7: len 1: ext4_ext_map_blocks returned -117 [ 49.746538][ T427] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 49.757101][ T427] EXT4-fs error (device loop1): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:8: mark_inode_dirty error [ 49.771298][ T448] loop2: detected capacity change from 0 to 2048 [ 49.778530][ T365] EXT4-fs (loop0): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.792527][ T427] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.808695][ T446] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 49.819899][ T446] ext4 filesystem being mounted at /root/syzkaller-testdir1883506098/syzkaller.M9byNA/2/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 49.821723][ T365] EXT4-fs warning (device loop0): ext4_convert_unwritten_extents:4874: inode #19: block 8: len 1: ext4_ext_map_blocks returned -117 [ 49.835306][ T427] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 215319595472365: comm kworker/u4:8: lblock 3 mapped to illegal pblock 215319595472365 (length 1) [ 49.868282][ T427] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 3: len 1: ext4_ext_map_blocks returned -117 [ 49.886368][ T452] loop5: detected capacity change from 0 to 2048 [ 49.893764][ T427] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.900621][ T365] EXT4-fs (loop0): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.921164][ T427] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 4: len 1: ext4_ext_map_blocks returned -117 [ 49.938229][ T448] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 49.939385][ T455] loop3: detected capacity change from 0 to 2048 [ 49.955699][ T415] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 201: comm kworker/u4:6: lblock 9 mapped to illegal pblock 201 (length 1) [ 49.956319][ T427] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.970960][ T446] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 202: comm syz-executor.4: lblock 10 mapped to illegal pblock 202 (length 1) [ 49.999093][ T427] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 5: len 1: ext4_ext_map_blocks returned -117 [ 50.000198][ T448] ext4 filesystem being mounted at /root/syzkaller-testdir416356274/syzkaller.1zBBtO/2/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.024131][ T446] EXT4-fs (loop4): Delayed block allocation failed for inode 19 at logical offset 10 with max blocks 1 with error 117 [ 50.040648][ T427] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 50.044276][ T365] EXT4-fs warning (device loop0): ext4_convert_unwritten_extents:4874: inode #19: block 9: len 1: ext4_ext_map_blocks returned -117 [ 50.055424][ T415] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 9: len 1: ext4_ext_map_blocks returned -117 [ 50.069037][ T446] EXT4-fs (loop4): This should not happen!! Data will be lost [ 50.069037][ T446] [ 50.088732][ T427] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 6: len 1: ext4_ext_map_blocks returned -117 [ 50.093343][ T455] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.105613][ T415] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 50.116289][ T365] EXT4-fs (loop0): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 50.130862][ T427] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 50.143106][ T455] ext4 filesystem being mounted at /root/syzkaller-testdir3517035818/syzkaller.jqFQu5/2/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.157086][ T452] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.176767][ T365] EXT4-fs warning (device loop0): ext4_convert_unwritten_extents:4874: inode #19: block 10: len 1: ext4_ext_map_blocks returned -117 [ 50.182817][ T415] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 50.196715][ T365] EXT4-fs warning (device loop0): ext4_convert_unwritten_extents:4874: inode #19: block 11: len 1: ext4_ext_map_blocks returned -117 [ 50.218890][ T452] ext4 filesystem being mounted at /root/syzkaller-testdir1747361251/syzkaller.Cdgsht/4/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.224940][ T427] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 7: len 1: ext4_ext_map_blocks returned -117 [ 50.245690][ T415] EXT4-fs error (device loop4): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:6: mark_inode_dirty error [ 50.266322][ T415] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 50.275229][ T361] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 198: comm kworker/u4:3: lblock 6 mapped to illegal pblock 198 (length 1) [ 50.280117][ T427] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 50.307119][ T427] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 8: len 1: ext4_ext_map_blocks returned -117 [ 50.318852][ T448] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 228: comm syz-executor.2: lblock 20 mapped to illegal pblock 228 (length 1) [ 50.322883][ T427] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 50.336875][ T365] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 226: comm kworker/u4:4: lblock 18 mapped to illegal pblock 226 (length 1) [ 50.349018][ T455] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 227: comm syz-executor.3: lblock 19 mapped to illegal pblock 227 (length 1) [ 50.363524][ T380] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 50.394695][ T427] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 9: len 1: ext4_ext_map_blocks returned -117 [ 50.395490][ T361] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 6: len 1: ext4_ext_map_blocks returned -117 [ 50.422780][ T455] EXT4-fs (loop3): Delayed block allocation failed for inode 19 at logical offset 19 with max blocks 1 with error 117 [ 50.428465][ T365] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 18: len 1: ext4_ext_map_blocks returned -117 [ 50.436370][ T380] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 50.464581][ T448] EXT4-fs (loop2): Delayed block allocation failed for inode 19 at logical offset 20 with max blocks 1 with error 117 [ 50.477652][ T427] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 10: len 1: ext4_ext_map_blocks returned -117 [ 50.479966][ T455] EXT4-fs (loop3): This should not happen!! Data will be lost [ 50.479966][ T455] [ 50.499627][ T365] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 50.501639][ T361] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 50.517939][ T467] loop0: detected capacity change from 0 to 2048 [ 50.530641][ T448] EXT4-fs (loop2): This should not happen!! Data will be lost [ 50.530641][ T448] [ 50.540099][ T365] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 50.558111][ T365] EXT4-fs error (device loop2): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:4: mark_inode_dirty error [ 50.558779][ T361] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 50.583124][ T361] EXT4-fs error (device loop3): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:3: mark_inode_dirty error [ 50.583805][ T365] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 50.596713][ T361] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 50.619104][ T365] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 19: comm kworker/u4:4: lblock 19 mapped to illegal pblock 19 (length 1) [ 50.622213][ T361] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 7: comm kworker/u4:3: lblock 7 mapped to illegal pblock 7 (length 1) [ 50.652830][ T365] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 19: len 1: ext4_ext_map_blocks returned -117 [ 50.667764][ T467] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.684753][ T471] loop5: detected capacity change from 0 to 2048 [ 50.695201][ T467] ext4 filesystem being mounted at /root/syzkaller-testdir3052952057/syzkaller.vCCZz9/2/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.710115][ T361] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 7: len 1: ext4_ext_map_blocks returned -117 [ 50.724872][ T361] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 50.735214][ T365] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 50.743536][ T474] loop4: detected capacity change from 0 to 2048 [ 50.759967][ T361] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 50.769759][ T361] EXT4-fs error (device loop3): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:3: mark_inode_dirty error [ 50.773388][ T475] loop1: detected capacity change from 0 to 2048 [ 50.788716][ T361] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 50.792487][ T365] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 50.803841][ T361] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 8: comm kworker/u4:3: lblock 8 mapped to illegal pblock 8 (length 1) [ 50.839430][ T361] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 8: len 1: ext4_ext_map_blocks returned -117 [ 50.842668][ T365] EXT4-fs error (device loop2): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:4: mark_inode_dirty error [ 50.867667][ T361] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 50.868031][ T475] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.893254][ T475] ext4 filesystem being mounted at /root/syzkaller-testdir2950063018/syzkaller.XZoxr7/3/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.902474][ T474] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.925455][ T365] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 50.925475][ T361] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 9: len 1: ext4_ext_map_blocks returned -117 [ 50.938952][ T474] ext4 filesystem being mounted at /root/syzkaller-testdir1883506098/syzkaller.M9byNA/3/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.953982][ T471] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.984932][ T361] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 51.005092][ T365] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 51.010280][ T471] ext4 filesystem being mounted at /root/syzkaller-testdir1747361251/syzkaller.Cdgsht/5/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.036081][ T361] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 10: len 1: ext4_ext_map_blocks returned -117 [ 51.052789][ T361] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 51.067052][ T361] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 11: len 1: ext4_ext_map_blocks returned -117 [ 51.085476][ T361] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 51.101568][ T361] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 12: len 1: ext4_ext_map_blocks returned -28 [ 51.104649][ T8] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 51.133166][ T380] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 193: comm kworker/u4:5: lblock 1 mapped to illegal pblock 193 (length 1) [ 51.154828][ T380] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 1: len 1: ext4_ext_map_blocks returned -117 [ 51.156088][ T474] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 204: comm syz-executor.4: lblock 12 mapped to illegal pblock 204 (length 1) [ 51.168780][ T380] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 51.184968][ T361] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -28) [ 51.198442][ T380] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.223957][ T471] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 252: comm syz-executor.5: lblock 44 mapped to illegal pblock 252 (length 1) [ 51.233850][ T487] loop2: detected capacity change from 0 to 2048 [ 51.275035][ T361] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 13: len 1: ext4_ext_map_blocks returned -28 [ 51.282958][ T491] loop1: detected capacity change from 0 to 2048 [ 51.293800][ T474] EXT4-fs (loop4): Delayed block allocation failed for inode 19 at logical offset 12 with max blocks 1 with error 117 [ 51.297321][ T380] EXT4-fs error (device loop4): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:5: mark_inode_dirty error [ 51.312483][ T489] loop0: detected capacity change from 0 to 2048 [ 51.322699][ T471] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm syz-executor.5: Invalid inode table block 34360905424 in block_group 0 [ 51.328978][ T361] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -28) [ 51.344244][ T474] EXT4-fs (loop4): This should not happen!! Data will be lost [ 51.344244][ T474] [ 51.367158][ T471] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.376933][ T380] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 51.389942][ T380] EXT4-fs error (device loop4): ext4_find_extent:929: inode #19: comm kworker/u4:5: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 51.392375][ T471] EXT4-fs error (device loop5): ext4_ext_truncate:4454: inode #19: comm syz-executor.5: mark_inode_dirty error [ 51.410479][ T361] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 14: len 1: ext4_ext_map_blocks returned -117 [ 51.421327][ T487] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.434092][ T471] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm syz-executor.5: Invalid inode table block 34360905424 in block_group 0 [ 51.445974][ T380] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 2: len 1: ext4_ext_map_blocks returned -117 [ 51.460084][ T487] ext4 filesystem being mounted at /root/syzkaller-testdir416356274/syzkaller.1zBBtO/3/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.473417][ T361] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 15: len 1: ext4_ext_map_blocks returned -117 [ 51.486944][ T380] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 51.518821][ T491] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.524495][ T471] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.533290][ T491] ext4 filesystem being mounted at /root/syzkaller-testdir2950063018/syzkaller.XZoxr7/4/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.554418][ T471] EXT4-fs error (device loop5): ext4_truncate:4304: inode #19: comm syz-executor.5: mark_inode_dirty error [ 51.558189][ T489] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.572986][ T380] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.588285][ T471] EXT4-fs error (device loop5): ext4_find_extent:929: inode #19: comm syz-executor.5: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 51.595904][ T8] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 202: comm kworker/u4:0: lblock 10 mapped to illegal pblock 202 (length 1) [ 51.607104][ T489] ext4 filesystem being mounted at /root/syzkaller-testdir3052952057/syzkaller.vCCZz9/3/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.631279][ T487] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 203: comm syz-executor.2: lblock 11 mapped to illegal pblock 203 (length 1) [ 51.635894][ T471] EXT4-fs (loop5): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 51.675977][ T365] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 4 in block_group 0 [ 51.689032][ T491] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 254: comm syz-executor.1: lblock 46 mapped to illegal pblock 254 (length 1) [ 51.702765][ T500] loop3: detected capacity change from 0 to 2048 [ 51.705039][ T471] EXT4-fs (loop5): This should not happen!! Data will be lost [ 51.705039][ T471] [ 51.720476][ T380] EXT4-fs error (device loop4): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:5: mark_inode_dirty error [ 51.733542][ T365] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.740979][ T487] EXT4-fs (loop2): Delayed block allocation failed for inode 19 at logical offset 11 with max blocks 1 with error 117 [ 51.755900][ T8] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 10: len 1: ext4_ext_map_blocks returned -117 [ 51.756278][ T491] EXT4-fs (loop1): Delayed block allocation failed for inode 19 at logical offset 46 with max blocks 1 with error 117 [ 51.782587][ T361] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 51.782848][ T8] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 51.797173][ T361] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 51.811290][ T365] EXT4-fs error (device loop1): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:4: mark_inode_dirty error [ 51.824377][ T487] EXT4-fs (loop2): This should not happen!! Data will be lost [ 51.824377][ T487] [ 51.837982][ T491] EXT4-fs (loop1): This should not happen!! Data will be lost [ 51.837982][ T491] [ 51.850547][ T380] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 51.858818][ T365] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 51.872029][ T380] EXT4-fs error (device loop4): ext4_find_extent:929: inode #19: comm kworker/u4:5: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 51.886275][ T8] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.901557][ T489] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 251: comm syz-executor.0: lblock 43 mapped to illegal pblock 251 (length 1) [ 51.911373][ T380] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 3: len 1: ext4_ext_map_blocks returned -117 [ 51.936141][ T8] EXT4-fs error (device loop2): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:0: mark_inode_dirty error [ 51.941211][ T380] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 51.954192][ T489] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm syz-executor.0: Invalid inode table block 34360905424 in block_group 0 [ 51.966030][ T361] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 51.993723][ T489] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.997174][ T8] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 52.010754][ T489] EXT4-fs error (device loop0): ext4_ext_truncate:4454: inode #19: comm syz-executor.0: mark_inode_dirty error [ 52.017348][ T500] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.028374][ T380] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 4: len 1: ext4_ext_map_blocks returned -117 [ 52.038968][ T500] ext4 filesystem being mounted at /root/syzkaller-testdir3517035818/syzkaller.jqFQu5/3/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.075850][ T361] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 52.085447][ T489] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm syz-executor.0: Invalid inode table block 34360905424 in block_group 0 [ 52.105865][ T43] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:2: Invalid inode table block 34360905424 in block_group 0 [ 52.119897][ T489] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 52.122899][ T380] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 52.131610][ T43] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:2: Invalid inode table block 34360905424 in block_group 0 [ 52.157624][ T489] EXT4-fs error (device loop0): ext4_truncate:4304: inode #19: comm syz-executor.0: mark_inode_dirty error [ 52.176451][ T380] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 5: len 1: ext4_ext_map_blocks returned -117 [ 52.180994][ T427] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 203: comm kworker/u4:8: lblock 11 mapped to illegal pblock 203 (length 1) [ 52.190516][ T489] EXT4-fs error (device loop0): ext4_find_extent:929: inode #19: comm syz-executor.0: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 52.223384][ T489] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 52.226925][ T500] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 205: comm syz-executor.3: lblock 13 mapped to illegal pblock 205 (length 1) [ 52.236562][ T489] EXT4-fs (loop0): This should not happen!! Data will be lost [ 52.236562][ T489] [ 52.254771][ T506] loop5: detected capacity change from 0 to 2048 [ 52.262938][ T427] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 11: len 1: ext4_ext_map_blocks returned -117 [ 52.268529][ T500] EXT4-fs (loop3): Delayed block allocation failed for inode 19 at logical offset 13 with max blocks 1 with error 117 [ 52.282655][ T427] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:8: Invalid inode table block 34360905424 in block_group 0 [ 52.293315][ T380] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 52.307306][ T500] EXT4-fs (loop3): This should not happen!! Data will be lost [ 52.307306][ T500] [ 52.329807][ T365] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 52.346384][ T365] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 52.365715][ T427] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 52.375430][ T380] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 6: len 1: ext4_ext_map_blocks returned -117 [ 52.392125][ T427] EXT4-fs error (device loop3): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:8: mark_inode_dirty error [ 52.396051][ T510] loop2: detected capacity change from 0 to 2048 [ 52.408714][ T511] loop1: detected capacity change from 0 to 2048 [ 52.418761][ T380] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 52.430791][ T506] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.431942][ T427] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 52.456302][ T506] ext4 filesystem being mounted at /root/syzkaller-testdir1747361251/syzkaller.Cdgsht/6/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.465489][ T43] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 204: comm kworker/u4:2: lblock 12 mapped to illegal pblock 204 (length 1) [ 52.486074][ T380] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 7: len 1: ext4_ext_map_blocks returned -117 [ 52.506087][ T43] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 12: len 1: ext4_ext_map_blocks returned -117 [ 52.518990][ T517] loop0: detected capacity change from 0 to 2048 [ 52.531104][ T43] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:2: Invalid inode table block 34360905424 in block_group 0 [ 52.547938][ T510] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.549578][ T380] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 52.572470][ T43] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 52.579863][ T511] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.582163][ T380] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 8: len 1: ext4_ext_map_blocks returned -117 [ 52.593216][ T43] EXT4-fs error (device loop3): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:2: mark_inode_dirty error [ 52.606359][ T510] ext4 filesystem being mounted at /root/syzkaller-testdir416356274/syzkaller.1zBBtO/4/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.633695][ T511] ext4 filesystem being mounted at /root/syzkaller-testdir2950063018/syzkaller.XZoxr7/5/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.648454][ T43] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 52.649272][ T380] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 52.677104][ T506] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 236: comm syz-executor.5: lblock 28 mapped to illegal pblock 236 (length 1) [ 52.677430][ T380] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 9: len 1: ext4_ext_map_blocks returned -117 [ 52.692230][ T427] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 234: comm kworker/u4:8: lblock 26 mapped to illegal pblock 234 (length 1) [ 52.718773][ T8] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 52.721425][ T506] EXT4-fs (loop5): Delayed block allocation failed for inode 19 at logical offset 28 with max blocks 1 with error 117 [ 52.737259][ T517] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.748690][ T380] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 10: len 1: ext4_ext_map_blocks returned -117 [ 52.757911][ T427] EXT4-fs warning (device loop5): ext4_convert_unwritten_extents:4874: inode #19: block 26: len 1: ext4_ext_map_blocks returned -117 [ 52.785502][ T506] EXT4-fs (loop5): This should not happen!! Data will be lost [ 52.785502][ T506] [ 52.786191][ T517] ext4 filesystem being mounted at /root/syzkaller-testdir3052952057/syzkaller.vCCZz9/4/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.795964][ T510] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 199: comm syz-executor.2: lblock 7 mapped to illegal pblock 199 (length 1) [ 52.811572][ T427] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:8: Invalid inode table block 34360905424 in block_group 0 [ 52.841533][ T510] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm syz-executor.2: Invalid inode table block 34360905424 in block_group 0 [ 52.856799][ T427] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 52.858703][ T510] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 52.868271][ T427] EXT4-fs error (device loop5): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:8: mark_inode_dirty error [ 52.875988][ T510] EXT4-fs error (device loop2): ext4_ext_truncate:4454: inode #19: comm syz-executor.2: mark_inode_dirty error [ 52.901743][ T427] EXT4-fs (loop5): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 52.914943][ T8] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 196: comm kworker/u4:0: lblock 4 mapped to illegal pblock 196 (length 1) [ 52.925731][ T510] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm syz-executor.2: Invalid inode table block 34360905424 in block_group 0 [ 52.937842][ T511] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 197: comm syz-executor.1: lblock 5 mapped to illegal pblock 197 (length 1) [ 52.964947][ T510] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 52.969082][ T365] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 2153726308: comm kworker/u4:4: lblock 9 mapped to illegal pblock 2153726308 (length 1) [ 52.976199][ T527] loop3: detected capacity change from 0 to 2048 [ 52.991153][ T517] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 202: comm syz-executor.0: lblock 10 mapped to illegal pblock 202 (length 1) [ 52.997469][ T510] EXT4-fs error (device loop2): ext4_truncate:4304: inode #19: comm syz-executor.2: mark_inode_dirty error [ 53.013017][ T8] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 4: len 1: ext4_ext_map_blocks returned -117 [ 53.026616][ T427] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 27: comm kworker/u4:8: lblock 27 mapped to illegal pblock 27 (length 1) [ 53.051417][ T529] loop4: detected capacity change from 0 to 2048 [ 53.052422][ T511] EXT4-fs (loop1): Delayed block allocation failed for inode 19 at logical offset 5 with max blocks 1 with error 117 [ 53.070996][ T510] ------------[ cut here ]------------ [ 53.076659][ T365] EXT4-fs warning (device loop0): ext4_convert_unwritten_extents:4874: inode #19: block 9: len 1: ext4_ext_map_blocks returned -117 [ 53.090426][ T510] kernel BUG at fs/ext4/inode.c:2433! [ 53.094616][ T427] EXT4-fs warning (device loop5): ext4_convert_unwritten_extents:4874: inode #19: block 27: len 1: ext4_ext_map_blocks returned -117 [ 53.096018][ T510] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 53.110423][ T427] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:8: Invalid inode table block 34360905424 in block_group 0 [ 53.115872][ T510] CPU: 1 PID: 510 Comm: syz-executor.2 Tainted: G B 5.15.185-syzkaller-1080583-ge678c93d43cc #0 [ 53.115898][ T510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 53.115910][ T510] RIP: 0010:ext4_writepages+0x2eed/0x2f90 [ 53.130862][ T511] EXT4-fs (loop1): This should not happen!! Data will be lost [ 53.130862][ T511] [ 53.141481][ T510] Code: 00 74 08 48 89 df e8 92 09 ce ff 48 8b 3b 48 8b 74 24 28 48 8b 54 24 30 44 89 e9 45 89 f0 e8 4a 9b 07 00 eb 51 e8 a3 97 8f ff <0f> 0b e8 9c 97 8f ff eb 2f e8 95 97 8f ff eb 5f e8 8e 97 8f ff 31 [ 53.141505][ T510] RSP: 0018:ffffc90001517340 EFLAGS: 00010293 [ 53.141524][ T510] RAX: ffffffff81d90eed RBX: ffff88812807aa40 RCX: ffff888119dca780 [ 53.141540][ T510] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 53.152504][ T427] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 53.157494][ T510] RBP: ffffc900015176b0 R08: dffffc0000000000 R09: ffffed102500f541 [ 53.157513][ T510] R10: ffffed102500f541 R11: 1ffff1102500f540 R12: dffffc0000000000 [ 53.157527][ T510] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 53.157539][ T510] FS: 00007fe2b32696c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 53.157557][ T510] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.157570][ T510] CR2: 00007fd73f1b9000 CR3: 0000000119e0f000 CR4: 00000000003506a0 [ 53.157587][ T510] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.168340][ T427] EXT4-fs error (device loop5): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:8: mark_inode_dirty error [ 53.187205][ T510] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.187226][ T510] Call Trace: [ 53.187233][ T510] [ 53.187248][ T510] ? ext4_readpage+0x220/0x220 [ 53.187273][ T510] ? __msecs_to_jiffies+0x1e/0x50 [ 53.187296][ T510] ? ext4_readahead+0x110/0x110 [ 53.187320][ T510] ? up_read+0x56/0x1d0 [ 53.187338][ T510] ? do_user_addr_fault+0xa64/0x1180 [ 53.325498][ T510] ? do_kern_addr_fault+0x80/0x80 [ 53.330537][ T510] ? ext4_readpage+0x220/0x220 [ 53.335304][ T510] do_writepages+0x48a/0x6c0 [ 53.339901][ T510] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 53.345194][ T510] ? __ext4_mark_inode_dirty+0x443/0x610 [ 53.350846][ T510] ? __writepage+0x130/0x130 [ 53.355440][ T510] ? __kasan_check_write+0x14/0x20 [ 53.360687][ T510] ? _raw_spin_lock+0x8e/0xe0 [ 53.365373][ T510] ? _raw_spin_unlock+0x4d/0x70 [ 53.370301][ T510] filemap_fdatawrite_wbc+0x1f4/0x250 [ 53.375698][ T510] file_write_and_wait_range+0x129/0x1e0 [ 53.381370][ T510] ? __filemap_set_wb_err+0x110/0x110 [ 53.386765][ T510] ? fault_in_iov_iter_readable+0x23e/0x280 [ 53.392687][ T510] ext4_sync_file+0x1a9/0xa10 [ 53.397501][ T510] vfs_fsync_range+0x190/0x1a0 [ 53.402320][ T510] ext4_buffered_write_iter+0x5d0/0x670 [ 53.407896][ T510] ext4_file_write_iter+0x18c/0x14c0 [ 53.413186][ T510] ? futex_exit_release+0x1d0/0x1d0 [ 53.418406][ T510] ? avc_policy_seqno+0x1b/0x70 [ 53.423439][ T510] ? ext4_file_read_iter+0x510/0x510 [ 53.428726][ T510] ? memset+0x35/0x40 [ 53.432712][ T510] ? iov_iter_init+0xbc/0x180 [ 53.437391][ T510] vfs_write+0x802/0xf70 [ 53.441654][ T510] ? file_end_write+0x1b0/0x1b0 [ 53.446558][ T510] ? wait_for_completion_killable_timeout+0x10/0x10 [ 53.453196][ T510] ? __fget_files+0x2c4/0x320 [ 53.457890][ T510] ? __fdget_pos+0x2d2/0x380 [ 53.462573][ T510] ? ksys_write+0x71/0x240 [ 53.466992][ T510] ksys_write+0x140/0x240 [ 53.471324][ T510] ? __ia32_sys_read+0x90/0x90 [ 53.476094][ T510] ? __kasan_check_write+0x14/0x20 [ 53.481211][ T510] ? switch_fpu_return+0x15d/0x2c0 [ 53.486416][ T510] __x64_sys_write+0x7b/0x90 [ 53.491014][ T510] x64_sys_call+0x8ef/0x9a0 [ 53.495522][ T510] do_syscall_64+0x4c/0xa0 [ 53.499970][ T510] ? clear_bhb_loop+0x50/0xa0 [ 53.504736][ T510] ? clear_bhb_loop+0x50/0xa0 [ 53.509499][ T510] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.515401][ T510] RIP: 0033:0x7fe2b36e6859 [ 53.519834][ T510] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 53.539463][ T510] RSP: 002b:00007fe2b32690c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.547882][ T510] RAX: ffffffffffffffda RBX: 00007fe2b3805f80 RCX: 00007fe2b36e6859 [ 53.555854][ T510] RDX: 000000000208e24b RSI: 0000000020000040 RDI: 0000000000000006 [ 53.563826][ T510] RBP: 00007fe2b3742ad0 R08: 0000000000000000 R09: 0000000000000000 [ 53.571801][ T510] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.579859][ T510] R13: 000000000000000b R14: 00007fe2b3805f80 R15: 00007ffded0120e8 [ 53.587848][ T510] [ 53.590868][ T510] Modules linked in: [ 53.595680][ T8] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 53.597914][ T427] EXT4-fs (loop5): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 53.622626][ T365] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 53.632406][ T517] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 10 with max blocks 1 with error 117 [ 53.636800][ T8] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 53.650740][ T517] EXT4-fs (loop0): This should not happen!! Data will be lost [ 53.650740][ T517] [ 53.668495][ T510] ---[ end trace dbd995d8d65b53b3 ]--- [ 53.674708][ T365] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem 2025/06/16 06:48:01 executed programs: 33 [ 53.684229][ T8] EXT4-fs error (device loop1): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:0: mark_inode_dirty error [ 53.698778][ T8] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 53.711870][ T415] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 53.712852][ T365] EXT4-fs error (device loop0): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:4: mark_inode_dirty error [ 53.739343][ T8] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 53.747384][ T510] RIP: 0010:ext4_writepages+0x2eed/0x2f90 [ 53.756056][ T529] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 53.760018][ T510] Code: 00 74 08 48 89 df e8 92 09 ce ff 48 8b 3b 48 8b 74 24 28 48 8b 54 24 30 44 89 e9 45 89 f0 e8 4a 9b 07 00 eb 51 e8 a3 97 8f ff <0f> 0b e8 9c 97 8f ff eb 2f e8 95 97 8f ff eb 5f e8 8e 97 8f ff 31 [ 53.771632][ T527] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 53.790255][ T510] RSP: 0018:ffffc90001517340 EFLAGS: 00010293 [ 53.807538][ T510] RAX: ffffffff81d90eed RBX: ffff88812807aa40 RCX: ffff888119dca780 [ 53.808170][ T8] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 53.815599][ T510] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 53.830006][ T365] EXT4-fs (loop0): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 53.837450][ T510] RBP: ffffc900015176b0 R08: dffffc0000000000 R09: ffffed102500f541 [ 53.837470][ T510] R10: ffffed102500f541 R11: 1ffff1102500f540 R12: dffffc0000000000 [ 53.837485][ T510] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 53.837498][ T510] FS: 00007fe2b32696c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 53.837516][ T510] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.851111][ T529] ext4 filesystem being mounted at /root/syzkaller-testdir1883506098/syzkaller.M9byNA/4/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 53.858748][ T527] ext4 filesystem being mounted at /root/syzkaller-testdir3517035818/syzkaller.jqFQu5/4/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 53.866694][ T510] CR2: 00007f181d060000 CR3: 0000000119e0f000 CR4: 00000000003506a0 [ 53.931075][ T43] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:2: Invalid inode table block 34360905424 in block_group 0 [ 53.953156][ T510] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.959696][ T43] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:2: Invalid inode table block 34360905424 in block_group 0 [ 53.963204][ T510] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.981994][ T535] loop5: detected capacity change from 0 to 2048 [ 53.993433][ T510] Kernel panic - not syncing: Fatal exception [ 53.999790][ T510] Kernel Offset: disabled [ 54.004147][ T510] Rebooting in 86400 seconds..