Warning: Permanently added '10.128.1.139' (ED25519) to the list of known hosts. 2025/06/16 06:59:54 ignoring optional flag "sandboxArg"="0" 2025/06/16 06:59:54 ignoring optional flag "type"="gce" 2025/06/16 06:59:55 parsed 1 programs 2025/06/16 06:59:55 executed programs: 0 [ 46.172190][ T330] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.179437][ T330] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.187127][ T330] device bridge_slave_0 entered promiscuous mode [ 46.194474][ T330] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.201824][ T330] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.209453][ T330] device bridge_slave_1 entered promiscuous mode [ 46.263133][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.270503][ T335] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.278122][ T335] device bridge_slave_0 entered promiscuous mode [ 46.298353][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.305629][ T335] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.313257][ T335] device bridge_slave_1 entered promiscuous mode [ 46.334949][ T336] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.342238][ T336] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.349719][ T336] device bridge_slave_0 entered promiscuous mode [ 46.356727][ T336] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.363940][ T336] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.371581][ T336] device bridge_slave_1 entered promiscuous mode [ 46.474657][ T334] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.482236][ T334] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.489716][ T334] device bridge_slave_0 entered promiscuous mode [ 46.500404][ T337] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.508010][ T337] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.515740][ T337] device bridge_slave_0 entered promiscuous mode [ 46.523993][ T337] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.531426][ T337] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.538996][ T337] device bridge_slave_1 entered promiscuous mode [ 46.549201][ T334] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.556599][ T334] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.564363][ T334] device bridge_slave_1 entered promiscuous mode [ 46.674391][ T331] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.681728][ T331] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.689629][ T331] device bridge_slave_0 entered promiscuous mode [ 46.712682][ T331] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.719865][ T331] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.727563][ T331] device bridge_slave_1 entered promiscuous mode [ 46.784572][ T336] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.791858][ T336] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.799278][ T336] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.806532][ T336] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.822238][ T330] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.829399][ T330] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.836764][ T330] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.844130][ T330] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.873045][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.880290][ T335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.887740][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.894914][ T335] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.958016][ T337] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.965113][ T337] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.972794][ T337] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.980059][ T337] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.995768][ T331] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.002869][ T331] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.010269][ T331] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.017378][ T331] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.027662][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.036076][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.043986][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.052144][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.059782][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.068060][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.075788][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.083922][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.091414][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.099469][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.107023][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.138381][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.146671][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.155600][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.163367][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.171266][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.179596][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.187087][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.194861][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.203114][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.210228][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.232659][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.241330][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.250000][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.257163][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.264794][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.273901][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.282558][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.289708][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.297322][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.306062][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.314985][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.322147][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.329636][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.338335][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.346676][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.353967][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.362315][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.370822][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.379406][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.386744][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.394378][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.403123][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.411627][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.418711][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.441883][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.450492][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.458899][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.467464][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.475952][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.483974][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.513649][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.522755][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.530806][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.539143][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.547481][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.556066][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.564426][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.573161][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.581912][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.590340][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.597729][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.605543][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.613681][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.621640][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.630126][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.638933][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.646389][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.654068][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.662388][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.677870][ T336] device veth0_vlan entered promiscuous mode [ 47.692064][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.700710][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.709334][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.717867][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.725849][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.734758][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.743310][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.750982][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.758752][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.767207][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.776058][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.783675][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.792033][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.800354][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.807538][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.818259][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.832112][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.840191][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.853821][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.861292][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.868951][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.886416][ T330] device veth0_vlan entered promiscuous mode [ 47.893488][ T335] device veth0_vlan entered promiscuous mode [ 47.908286][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.916983][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.926352][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.935941][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.944113][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.952717][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.960499][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.975747][ T330] device veth1_macvtap entered promiscuous mode [ 47.986605][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.995711][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.005189][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.014038][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.022282][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.036101][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.047454][ T336] device veth1_macvtap entered promiscuous mode [ 48.059557][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.068632][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.079962][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.095127][ T335] device veth1_macvtap entered promiscuous mode [ 48.108694][ T334] device veth0_vlan entered promiscuous mode [ 48.115640][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.124841][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.133234][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.142259][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.150840][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.159704][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.168206][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.176320][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.193422][ T331] device veth0_vlan entered promiscuous mode [ 48.200821][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 48.209155][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.217363][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.226650][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.235631][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.243475][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.254284][ T337] device veth0_vlan entered promiscuous mode [ 48.270175][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.279058][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.288346][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 48.296968][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.305695][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.314731][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.323545][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.332098][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.340555][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.348449][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.356712][ T334] device veth1_macvtap entered promiscuous mode [ 48.378667][ T331] device veth1_macvtap entered promiscuous mode [ 48.397087][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.410511][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.417666][ T360] loop4: detected capacity change from 0 to 2048 [ 48.419740][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.434331][ T30] kauditd_printk_skb: 14 callbacks suppressed [ 48.434347][ T30] audit: type=1400 audit(1750057197.500:88): avc: denied { mounton } for pid=359 comm="syz-executor.4" path="/root/syzkaller-testdir1279073550/syzkaller.b9op68/0/bus" dev="sda1" ino=2044 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 48.442615][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.470534][ T360] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 48.476922][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.488169][ T30] audit: type=1400 audit(1750057197.560:89): avc: denied { mount } for pid=359 comm="syz-executor.4" name="/" dev="loop4" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 48.496283][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.517976][ T360] ext4 filesystem being mounted at /root/syzkaller-testdir1279073550/syzkaller.b9op68/0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 48.551679][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.560764][ T30] audit: type=1400 audit(1750057197.610:90): avc: denied { write } for pid=359 comm="syz-executor.4" name="file0" dev="loop4" ino=12 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 48.564874][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.592632][ T30] audit: type=1400 audit(1750057197.610:91): avc: denied { add_name } for pid=359 comm="syz-executor.4" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 48.615988][ T337] device veth1_macvtap entered promiscuous mode [ 48.621928][ T360] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 206: comm syz-executor.4: lblock 14 mapped to illegal pblock 206 (length 1) [ 48.623179][ T10] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 204: comm kworker/u4:1: lblock 12 mapped to illegal pblock 204 (length 1) [ 48.638222][ T30] audit: type=1400 audit(1750057197.610:92): avc: denied { create } for pid=359 comm="syz-executor.4" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 48.678748][ T360] EXT4-fs (loop4): Delayed block allocation failed for inode 19 at logical offset 14 with max blocks 1 with error 117 [ 48.704134][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.713407][ T360] EXT4-fs (loop4): This should not happen!! Data will be lost [ 48.713407][ T360] [ 48.717593][ T368] loop3: detected capacity change from 0 to 2048 [ 48.724203][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.732382][ T10] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 12: len 1: ext4_ext_map_blocks returned -117 [ 48.741162][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.753091][ T30] audit: type=1400 audit(1750057197.610:93): avc: denied { read write open } for pid=359 comm="syz-executor.4" path="/root/syzkaller-testdir1279073550/syzkaller.b9op68/0/bus/file0/bus" dev="loop4" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 48.763828][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.790836][ T10] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:1: Invalid inode table block 34360905424 in block_group 0 [ 48.812899][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.813520][ T10] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 48.830141][ T30] audit: type=1400 audit(1750057197.610:94): avc: denied { mounton } for pid=359 comm="syz-executor.4" path="/root/syzkaller-testdir1279073550/syzkaller.b9op68/0/bus/file0/bus" dev="loop4" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 48.836780][ T10] EXT4-fs error (device loop4): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:1: mark_inode_dirty error [ 48.860156][ T30] audit: type=1400 audit(1750057197.610:95): avc: denied { append } for pid=359 comm="syz-executor.4" path="/root/syzkaller-testdir1279073550/syzkaller.b9op68/0/bus/file0/cpuacct.usage_percpu_user" dev="loop4" ino=19 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 48.873125][ T10] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 48.904403][ T30] audit: type=1400 audit(1750057197.980:96): 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 [ 48.917843][ T10] ================================================================== [ 48.938524][ T30] audit: type=1400 audit(1750057197.980:97): 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 [ 48.945728][ T10] BUG: KASAN: use-after-free in ext4_find_extent+0xbeb/0xe20 [ 48.945770][ T10] Read of size 4 at addr ffff888126310784 by task kworker/u4:1/10 [ 48.945787][ T10] [ 48.945797][ T10] CPU: 1 PID: 10 Comm: kworker/u4:1 Not tainted 5.15.185-syzkaller-1080583-ge678c93d43cc #0 [ 48.970169][ T368] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 48.974897][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 48.974912][ T10] Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work [ 48.974961][ T10] Call Trace: [ 48.983529][ T368] ext4 filesystem being mounted at /root/syzkaller-testdir1762335305/syzkaller.RCXllo/0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 48.985298][ T10] [ 48.985307][ T10] __dump_stack+0x21/0x30 [ 48.985330][ T10] dump_stack_lvl+0xee/0x150 [ 49.053234][ T10] ? show_regs_print_info+0x20/0x20 [ 49.059151][ T10] ? load_image+0x3a0/0x3a0 [ 49.063890][ T10] print_address_description+0x7f/0x2c0 [ 49.069657][ T10] ? ext4_find_extent+0xbeb/0xe20 [ 49.075383][ T10] kasan_report+0xf1/0x140 [ 49.079869][ T10] ? __read_extent_tree_block+0x1e8/0x790 [ 49.085598][ T10] ? ext4_find_extent+0xbeb/0xe20 [ 49.090640][ T10] __asan_report_load4_noabort+0x14/0x20 [ 49.096755][ T10] ext4_find_extent+0xbeb/0xe20 [ 49.101725][ T10] ext4_ext_map_blocks+0x1de/0x6270 [ 49.107258][ T10] ? unwind_next_frame+0x3d5/0x700 [ 49.112398][ T10] ? stack_trace_save+0xe0/0xe0 [ 49.117363][ T10] ? arch_stack_walk+0x108/0x140 [ 49.122344][ T10] ? ret_from_fork+0x1f/0x30 [ 49.126957][ T10] ? stack_trace_save+0x98/0xe0 [ 49.131922][ T10] ? ext4_ext_release+0x10/0x10 [ 49.136894][ T10] ? __stack_depot_save+0x34/0x480 [ 49.142143][ T10] ? ext4_es_lookup_extent+0x32d/0x8c0 [ 49.147626][ T10] ext4_map_blocks+0x97b/0x1b20 [ 49.152502][ T10] ? ext4_issue_zeroout+0x250/0x250 [ 49.157893][ T10] ? ext4_journal_check_start+0x172/0x240 [ 49.163876][ T10] ? ext4_convert_unwritten_extents+0x26a/0x5c0 [ 49.170678][ T10] ? __ext4_journal_start_sb+0x154/0x2b0 [ 49.176517][ T10] ext4_convert_unwritten_extents+0x2a2/0x5c0 [ 49.182775][ T10] ? ____kasan_slab_free+0x130/0x160 [ 49.188067][ T10] ? trace_ext4_fallocate_exit+0x130/0x130 [ 49.193967][ T10] ? __kasan_check_write+0x14/0x20 [ 49.199198][ T10] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 49.204774][ T10] ? _raw_spin_lock+0xe0/0xe0 [ 49.209459][ T10] ext4_convert_unwritten_io_end_vec+0x103/0x180 [ 49.216005][ T10] ext4_end_io_rsv_work+0x2b9/0x600 [ 49.221296][ T10] ? ext4_last_io_end_vec+0x70/0x70 [ 49.226782][ T10] ? pwq_dec_nr_in_flight+0x18c/0x3c0 [ 49.232462][ T10] process_one_work+0x6be/0xba0 [ 49.237552][ T10] worker_thread+0xa59/0x1200 [ 49.242385][ T10] ? __kthread_parkme+0xac/0x200 [ 49.247424][ T10] kthread+0x411/0x500 [ 49.251735][ T10] ? worker_clr_flags+0x190/0x190 [ 49.256964][ T10] ? kthread_blkcg+0xd0/0xd0 [ 49.261652][ T10] ret_from_fork+0x1f/0x30 [ 49.266092][ T10] [ 49.269146][ T10] [ 49.271480][ T10] The buggy address belongs to the page: [ 49.277329][ T10] page:ffffea000498c400 refcount:1 mapcount:1 mapping:0000000000000000 index:0x55fb5caef pfn:0x126310 [ 49.291132][ T10] memcg:ffff88810024c000 [ 49.296073][ T10] anon flags: 0x4000000000080014(uptodate|lru|swapbacked|zone=1) [ 49.304841][ T10] raw: 4000000000080014 ffffea000498c248 ffffea00045ad7c8 ffff88811ac4f5c1 [ 49.313529][ T10] raw: 000000055fb5caef 0000000000000000 0000000100000000 ffff88810024c000 [ 49.322224][ T10] page dumped because: kasan: bad access detected [ 49.328908][ T10] page_owner tracks the page as allocated [ 49.334623][ T10] page last allocated via order 0, migratetype Movable, gfp_mask 0x100cca(GFP_HIGHUSER_MOVABLE), pid 358, ts 49004775747, free_ts 49003266431 [ 49.349328][ T10] post_alloc_hook+0x192/0x1b0 [ 49.354306][ T10] prep_new_page+0x1c/0x110 [ 49.358828][ T10] get_page_from_freelist+0x2cc5/0x2d50 [ 49.365199][ T10] __alloc_pages+0x18f/0x440 [ 49.369811][ T10] wp_page_copy+0x20f/0x18f0 [ 49.374512][ T10] do_wp_page+0x731/0xc90 [ 49.378847][ T10] handle_pte_fault+0x73c/0x2680 [ 49.384405][ T10] do_handle_mm_fault+0x1a6d/0x1d50 [ 49.389782][ T10] do_user_addr_fault+0x841/0x1180 [ 49.395296][ T10] exc_page_fault+0x51/0xb0 [ 49.399951][ T10] asm_exc_page_fault+0x27/0x30 [ 49.404967][ T10] page last free stack trace: [ 49.409741][ T10] free_unref_page_prepare+0x542/0x550 [ 49.415301][ T10] free_unref_page_list+0x134/0x9d0 [ 49.420606][ T10] release_pages+0x1076/0x10d0 [ 49.425630][ T10] free_pages_and_swap_cache+0x86/0xa0 [ 49.431373][ T10] tlb_finish_mmu+0x175/0x300 [ 49.436322][ T10] unmap_region+0x315/0x360 [ 49.441224][ T10] __do_munmap+0xa0e/0xfe0 [ 49.445666][ T10] __vm_munmap+0x15b/0x2a0 [ 49.450352][ T10] __x64_sys_munmap+0x6b/0x80 [ 49.455221][ T10] x64_sys_call+0xc9/0x9a0 [ 49.460187][ T10] do_syscall_64+0x4c/0xa0 [ 49.464914][ T10] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 49.470956][ T10] [ 49.473735][ T10] Memory state around the buggy address: [ 49.479723][ T10] ffff888126310680: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 49.488869][ T10] ffff888126310700: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 49.497043][ T10] >ffff888126310780: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 49.505161][ T10] ^ [ 49.509447][ T10] ffff888126310800: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 49.517685][ T10] ffff888126310880: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 49.526027][ T10] ================================================================== [ 49.534498][ T10] Disabling lock debugging due to kernel taint [ 49.549609][ T45] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:2: Invalid inode table block 34360905424 in block_group 0 [ 49.571565][ T10] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 135748084778070: comm kworker/u4:1: lblock 13 mapped to illegal pblock 135748084778070 (length 1) [ 49.573419][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.602710][ T375] loop1: detected capacity change from 0 to 2048 [ 49.609626][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.620493][ T10] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 13: len 1: ext4_ext_map_blocks returned -117 [ 49.621178][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.647223][ T377] loop2: detected capacity change from 0 to 2048 [ 49.659094][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.660444][ T10] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:1: Invalid inode table block 34360905424 in block_group 0 [ 49.668528][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.698040][ T365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.702270][ T10] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 49.728974][ T10] EXT4-fs error (device loop4): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:1: mark_inode_dirty error [ 49.749842][ T375] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 49.773571][ T377] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 49.785145][ T10] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 49.807975][ T377] ext4 filesystem being mounted at /root/syzkaller-testdir3099623092/syzkaller.nNVuMF/0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 49.823368][ T375] ext4 filesystem being mounted at /root/syzkaller-testdir738678359/syzkaller.eaE9Yn/0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 49.844962][ T388] loop0: detected capacity change from 0 to 2048 [ 49.853538][ T382] loop3: detected capacity change from 0 to 2048 [ 49.865355][ T356] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 49.865753][ T386] loop5: detected capacity change from 0 to 2048 [ 49.904923][ T377] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 249: comm syz-executor.2: lblock 41 mapped to illegal pblock 249 (length 1) [ 49.922484][ T377] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm syz-executor.2: Invalid inode table block 34360905424 in block_group 0 [ 49.924290][ T375] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 251: comm syz-executor.1: lblock 43 mapped to illegal pblock 251 (length 1) [ 49.948410][ T377] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 49.953796][ T382] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 49.963583][ T377] EXT4-fs error (device loop2): ext4_ext_truncate:4454: inode #19: comm syz-executor.2: mark_inode_dirty error [ 49.983551][ T386] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 49.990452][ T382] ext4 filesystem being mounted at /root/syzkaller-testdir1762335305/syzkaller.RCXllo/1/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.002262][ T377] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm syz-executor.2: Invalid inode table block 34360905424 in block_group 0 [ 50.015027][ T386] ext4 filesystem being mounted at /root/syzkaller-testdir1762489565/syzkaller.hl38IT/0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.033482][ T388] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.043760][ T375] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm syz-executor.1: Invalid inode table block 34360905424 in block_group 0 [ 50.068626][ T388] ext4 filesystem being mounted at /root/syzkaller-testdir2496121069/syzkaller.E18FHE/0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.084365][ T375] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 50.094390][ T377] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 50.105757][ T375] EXT4-fs error (device loop1): ext4_ext_truncate:4454: inode #19: comm syz-executor.1: mark_inode_dirty error [ 50.106212][ T400] loop4: detected capacity change from 0 to 2048 [ 50.119021][ T377] EXT4-fs error (device loop2): ext4_truncate:4304: inode #19: comm syz-executor.2: mark_inode_dirty error [ 50.137956][ T375] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm syz-executor.1: Invalid inode table block 34360905424 in block_group 0 [ 50.157437][ T375] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 50.158465][ T356] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 201: comm kworker/u4:3: lblock 9 mapped to illegal pblock 201 (length 1) [ 50.167559][ T377] 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) [ 50.185788][ T386] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 202: comm syz-executor.5: lblock 10 mapped to illegal pblock 202 (length 1) [ 50.202072][ T382] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 248: comm syz-executor.3: lblock 40 mapped to illegal pblock 248 (length 1) [ 50.232924][ T356] EXT4-fs warning (device loop5): ext4_convert_unwritten_extents:4874: inode #19: block 9: len 1: ext4_ext_map_blocks returned -117 [ 50.247689][ T377] EXT4-fs (loop2): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 50.259285][ T386] EXT4-fs (loop5): Delayed block allocation failed for inode 19 at logical offset 10 with max blocks 1 with error 117 [ 50.263190][ T400] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.274104][ T375] EXT4-fs error (device loop1): ext4_truncate:4304: inode #19: comm syz-executor.1: mark_inode_dirty error [ 50.287325][ T388] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 225: comm syz-executor.0: lblock 17 mapped to illegal pblock 225 (length 1) [ 50.296518][ T386] EXT4-fs (loop5): This should not happen!! Data will be lost [ 50.296518][ T386] [ 50.318586][ T356] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 50.323519][ T377] EXT4-fs (loop2): This should not happen!! Data will be lost [ 50.323519][ T377] [ 50.336502][ T375] EXT4-fs error (device loop1): ext4_find_extent:929: inode #19: comm syz-executor.1: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 50.345930][ T400] ext4 filesystem being mounted at /root/syzkaller-testdir1279073550/syzkaller.b9op68/1/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.364734][ T356] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 50.389882][ T382] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm syz-executor.3: Invalid inode table block 34360905424 in block_group 0 [ 50.405654][ T356] EXT4-fs error (device loop5): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:3: mark_inode_dirty error [ 50.406009][ T388] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm syz-executor.0: Invalid inode table block 34360905424 in block_group 0 [ 50.435205][ T365] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 50.435433][ T375] EXT4-fs (loop1): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 50.450214][ T356] EXT4-fs (loop5): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 50.462696][ T382] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 50.478691][ T365] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 50.491557][ T375] EXT4-fs (loop1): This should not happen!! Data will be lost [ 50.491557][ T375] [ 50.510714][ T382] EXT4-fs error (device loop3): ext4_ext_truncate:4454: inode #19: comm syz-executor.3: mark_inode_dirty error [ 50.523351][ T388] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 50.526286][ T382] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm syz-executor.3: Invalid inode table block 34360905424 in block_group 0 [ 50.539803][ T388] EXT4-fs error (device loop0): ext4_ext_truncate:4454: inode #19: comm syz-executor.0: mark_inode_dirty error [ 50.565783][ T371] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 50.577394][ T382] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 50.597911][ T388] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm syz-executor.0: Invalid inode table block 34360905424 in block_group 0 [ 50.598067][ T371] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 50.612729][ T8] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 50.646888][ T382] EXT4-fs error (device loop3): ext4_truncate:4304: inode #19: comm syz-executor.3: mark_inode_dirty error [ 50.665273][ T408] loop2: detected capacity change from 0 to 2048 [ 50.667103][ T382] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: comm syz-executor.3: lblock 0 mapped to illegal pblock 0 (length 12) [ 50.676703][ T8] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 50.686587][ T382] EXT4-fs (loop3): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 12 with error 117 [ 50.701202][ T388] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 50.722437][ T382] EXT4-fs (loop3): This should not happen!! Data will be lost [ 50.722437][ T382] [ 50.737371][ T356] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 50.742158][ T388] EXT4-fs error (device loop0): ext4_truncate:4304: inode #19: comm syz-executor.0: mark_inode_dirty error [ 50.763750][ T388] 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) [ 50.785808][ T356] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 50.798972][ T388] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 50.806474][ T408] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.822814][ T388] EXT4-fs (loop0): This should not happen!! Data will be lost [ 50.822814][ T388] [ 50.843090][ T408] ext4 filesystem being mounted at /root/syzkaller-testdir3099623092/syzkaller.nNVuMF/1/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.867905][ T371] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 50.875333][ T412] loop5: detected capacity change from 0 to 2048 [ 50.890949][ T371] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 50.917810][ T414] loop4: detected capacity change from 0 to 2048 [ 50.949875][ T412] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.953558][ T414] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 50.974562][ T412] ext4 filesystem being mounted at /root/syzkaller-testdir1762489565/syzkaller.hl38IT/1/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 50.992188][ T420] loop1: detected capacity change from 0 to 2048 [ 50.999140][ T356] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 227: comm kworker/u4:3: lblock 19 mapped to illegal pblock 227 (length 1) [ 51.007218][ T425] loop0: detected capacity change from 0 to 2048 [ 51.014916][ T408] 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) [ 51.038063][ T414] ext4 filesystem being mounted at /root/syzkaller-testdir1279073550/syzkaller.b9op68/2/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.050805][ T417] loop3: detected capacity change from 0 to 2048 [ 51.062689][ T408] EXT4-fs (loop2): Delayed block allocation failed for inode 19 at logical offset 20 with max blocks 1 with error 117 [ 51.076552][ T356] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 19: len 1: ext4_ext_map_blocks returned -117 [ 51.099328][ T408] EXT4-fs (loop2): This should not happen!! Data will be lost [ 51.099328][ T408] [ 51.108211][ T356] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 51.127735][ T356] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.138413][ T412] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 244: comm syz-executor.5: lblock 36 mapped to illegal pblock 244 (length 1) [ 51.138901][ T420] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.154298][ T356] EXT4-fs error (device loop2): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:3: mark_inode_dirty error [ 51.165597][ T420] ext4 filesystem being mounted at /root/syzkaller-testdir738678359/syzkaller.eaE9Yn/1/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.183377][ T425] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.204068][ T414] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 250: comm syz-executor.4: lblock 42 mapped to illegal pblock 250 (length 1) [ 51.221932][ T425] ext4 filesystem being mounted at /root/syzkaller-testdir2496121069/syzkaller.E18FHE/1/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.237271][ T412] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm syz-executor.5: Invalid inode table block 34360905424 in block_group 0 [ 51.242951][ T417] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.251921][ T414] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm syz-executor.4: Invalid inode table block 34360905424 in block_group 0 [ 51.262241][ T417] ext4 filesystem being mounted at /root/syzkaller-testdir1762335305/syzkaller.RCXllo/2/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.285409][ T356] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) 2025/06/16 07:00:00 executed programs: 14 [ 51.329456][ T420] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 250: comm syz-executor.1: lblock 42 mapped to illegal pblock 250 (length 1) [ 51.370008][ T8] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 51.378317][ T412] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.394886][ T414] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.396910][ T412] EXT4-fs error (device loop5): ext4_ext_truncate:4454: inode #19: comm syz-executor.5: mark_inode_dirty error [ 51.406663][ T10] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:1: Invalid inode table block 34360905424 in block_group 0 [ 51.419421][ T420] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm syz-executor.1: Invalid inode table block 34360905424 in block_group 0 [ 51.448378][ T414] EXT4-fs error (device loop4): ext4_ext_truncate:4454: inode #19: comm syz-executor.4: mark_inode_dirty error [ 51.449000][ T420] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.460715][ T412] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm syz-executor.5: Invalid inode table block 34360905424 in block_group 0 [ 51.473145][ T425] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 198: comm syz-executor.0: lblock 6 mapped to illegal pblock 198 (length 1) [ 51.484680][ T10] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:1: Invalid inode table block 34360905424 in block_group 0 [ 51.514586][ T414] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm syz-executor.4: Invalid inode table block 34360905424 in block_group 0 [ 51.529699][ T412] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.533838][ T414] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.539800][ T420] EXT4-fs error (device loop1): ext4_ext_truncate:4454: inode #19: comm syz-executor.1: mark_inode_dirty error [ 51.551692][ T414] EXT4-fs error (device loop4): ext4_truncate:4304: inode #19: comm syz-executor.4: mark_inode_dirty error [ 51.565210][ T412] EXT4-fs error (device loop5): ext4_truncate:4304: inode #19: comm syz-executor.5: mark_inode_dirty error [ 51.585826][ T425] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm syz-executor.0: Invalid inode table block 34360905424 in block_group 0 [ 51.589115][ T412] EXT4-fs (loop5): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 28 [ 51.612564][ T420] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm syz-executor.1: Invalid inode table block 34360905424 in block_group 0 [ 51.632178][ T414] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: comm syz-executor.4: lblock 0 mapped to illegal pblock 0 (length 4) [ 51.634243][ T412] EXT4-fs (loop5): This should not happen!! Data will be lost [ 51.634243][ T412] [ 51.646675][ T425] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.656570][ T412] EXT4-fs (loop5): Total free blocks count 0 [ 51.673090][ T412] EXT4-fs (loop5): Free/Dirty block details [ 51.679069][ T412] EXT4-fs (loop5): free_blocks=0 [ 51.689883][ T412] EXT4-fs (loop5): dirty_blocks=0 [ 51.695163][ T438] loop2: detected capacity change from 0 to 2048 [ 51.696414][ T440] loop3: detected capacity change from 0 to 2048 [ 51.709956][ T414] EXT4-fs (loop4): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 4 with error 117 [ 51.712904][ T412] EXT4-fs (loop5): Block reservation details [ 51.732276][ T425] EXT4-fs error (device loop0): ext4_ext_truncate:4454: inode #19: comm syz-executor.0: mark_inode_dirty error [ 51.732496][ T412] EXT4-fs (loop5): i_reserved_data_blocks=0 [ 51.747318][ T414] EXT4-fs (loop4): This should not happen!! Data will be lost [ 51.747318][ T414] [ 51.763770][ T420] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.782385][ T425] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm syz-executor.0: Invalid inode table block 34360905424 in block_group 0 [ 51.789007][ T420] EXT4-fs error (device loop1): ext4_truncate:4304: inode #19: comm syz-executor.1: mark_inode_dirty error [ 51.799297][ T440] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.809098][ T425] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 51.819706][ T440] ext4 filesystem being mounted at /root/syzkaller-testdir1762335305/syzkaller.RCXllo/3/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.846072][ T420] EXT4-fs error (device loop1): ext4_find_extent:929: inode #19: comm syz-executor.1: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 51.859180][ T371] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 51.865568][ T438] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 51.889753][ T420] EXT4-fs (loop1): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 51.889837][ T8] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 51.902789][ T420] EXT4-fs (loop1): This should not happen!! Data will be lost [ 51.902789][ T420] [ 51.917226][ T438] ext4 filesystem being mounted at /root/syzkaller-testdir3099623092/syzkaller.nNVuMF/2/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 51.943005][ T425] EXT4-fs error (device loop0): ext4_truncate:4304: inode #19: comm syz-executor.0: mark_inode_dirty error [ 51.953365][ T371] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 51.955959][ T356] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 51.973388][ T425] 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) [ 51.983757][ T356] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 52.002710][ T440] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 242: comm syz-executor.3: lblock 34 mapped to illegal pblock 242 (length 1) [ 52.023291][ T8] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 52.045484][ T440] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm syz-executor.3: Invalid inode table block 34360905424 in block_group 0 [ 52.062025][ T425] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 6 with error 117 [ 52.076507][ T425] EXT4-fs (loop0): This should not happen!! Data will be lost [ 52.076507][ T425] [ 52.090365][ T440] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 52.109876][ T440] EXT4-fs error (device loop3): ext4_ext_truncate:4454: inode #19: comm syz-executor.3: mark_inode_dirty error [ 52.111530][ T448] loop1: detected capacity change from 0 to 2048 [ 52.130015][ T356] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 52.130019][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 52.149355][ T450] loop5: detected capacity change from 0 to 2048 [ 52.164803][ T440] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm syz-executor.3: Invalid inode table block 34360905424 in block_group 0 [ 52.165476][ T8] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 52.188074][ T440] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 52.198545][ T448] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.217756][ T448] ext4 filesystem being mounted at /root/syzkaller-testdir738678359/syzkaller.eaE9Yn/2/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.240020][ T440] EXT4-fs error (device loop3): ext4_truncate:4304: inode #19: comm syz-executor.3: mark_inode_dirty error [ 52.260351][ T455] loop4: detected capacity change from 0 to 2048 [ 52.266854][ T440] EXT4-fs error (device loop3): ext4_find_extent:929: inode #19: comm syz-executor.3: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 52.285111][ T450] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.299705][ T440] EXT4-fs (loop3): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 52.319318][ T440] EXT4-fs (loop3): This should not happen!! Data will be lost [ 52.319318][ T440] [ 52.334850][ T448] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 250: comm syz-executor.1: lblock 42 mapped to illegal pblock 250 (length 1) [ 52.335028][ T10] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 249: comm kworker/u4:1: lblock 41 mapped to illegal pblock 249 (length 1) [ 52.356182][ T458] loop2: detected capacity change from 0 to 2048 [ 52.377521][ T450] ext4 filesystem being mounted at /root/syzkaller-testdir1762489565/syzkaller.hl38IT/2/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.383198][ T448] EXT4-fs (loop1): Delayed block allocation failed for inode 19 at logical offset 42 with max blocks 1 with error 117 [ 52.406847][ T460] loop0: detected capacity change from 0 to 2048 [ 52.413666][ T10] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 41: len 1: ext4_ext_map_blocks returned -117 [ 52.431038][ T371] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 52.432066][ T10] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:1: Invalid inode table block 34360905424 in block_group 0 [ 52.454170][ T455] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.470033][ T448] EXT4-fs (loop1): This should not happen!! Data will be lost [ 52.470033][ T448] [ 52.486112][ T450] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 200: comm syz-executor.5: lblock 8 mapped to illegal pblock 200 (length 1) [ 52.492736][ T455] ext4 filesystem being mounted at /root/syzkaller-testdir1279073550/syzkaller.b9op68/3/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.509653][ T10] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 52.528598][ T371] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 52.528797][ T458] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.545752][ T450] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm syz-executor.5: Invalid inode table block 34360905424 in block_group 0 [ 52.569173][ T10] EXT4-fs error (device loop1): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:1: mark_inode_dirty error [ 52.571218][ T460] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.582385][ T458] ext4 filesystem being mounted at /root/syzkaller-testdir3099623092/syzkaller.nNVuMF/3/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.612611][ T460] ext4 filesystem being mounted at /root/syzkaller-testdir2496121069/syzkaller.E18FHE/2/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.629946][ T450] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 52.642864][ T10] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 52.652216][ T450] EXT4-fs error (device loop5): ext4_ext_truncate:4454: inode #19: comm syz-executor.5: mark_inode_dirty error [ 52.668007][ T10] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:1: Invalid inode table block 34360905424 in block_group 0 [ 52.685232][ T450] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm syz-executor.5: Invalid inode table block 34360905424 in block_group 0 [ 52.702279][ T10] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:1: Invalid inode table block 34360905424 in block_group 0 [ 52.722039][ T450] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 52.734043][ T458] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 237: comm syz-executor.2: lblock 29 mapped to illegal pblock 237 (length 1) [ 52.738320][ T450] EXT4-fs error (device loop5): ext4_truncate:4304: inode #19: comm syz-executor.5: mark_inode_dirty error [ 52.765928][ T473] loop3: detected capacity change from 0 to 2048 [ 52.773154][ T45] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:2: Invalid inode table block 34360905424 in block_group 0 [ 52.788782][ T458] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm syz-executor.2: Invalid inode table block 34360905424 in block_group 0 [ 52.813881][ T458] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 52.825411][ T458] EXT4-fs error (device loop2): ext4_ext_truncate:4454: inode #19: comm syz-executor.2: mark_inode_dirty error [ 52.839267][ T473] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 52.841973][ T450] 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) [ 52.857896][ T473] ext4 filesystem being mounted at /root/syzkaller-testdir1762335305/syzkaller.RCXllo/4/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 52.873002][ T458] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm syz-executor.2: Invalid inode table block 34360905424 in block_group 0 [ 52.890259][ T475] loop4: detected capacity change from 0 to 2048 [ 52.908575][ T450] EXT4-fs (loop5): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 8 with error 117 [ 52.912234][ T481] loop0: detected capacity change from 0 to 2048 [ 52.928955][ T478] loop1: detected capacity change from 0 to 2048 [ 52.940713][ T450] EXT4-fs (loop5): This should not happen!! Data will be lost [ 52.940713][ T450] [ 52.943472][ T458] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 52.961456][ T371] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 52.963844][ T458] EXT4-fs error (device loop2): ext4_truncate:4304: inode #19: comm syz-executor.2: mark_inode_dirty error [ 52.987936][ T371] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 52.988458][ T481] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 53.014565][ T458] 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) [ 53.025667][ T481] ext4 filesystem being mounted at /root/syzkaller-testdir2496121069/syzkaller.E18FHE/3/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 53.039508][ T475] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 53.061967][ T458] EXT4-fs (loop2): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 53.072025][ T475] ext4 filesystem being mounted at /root/syzkaller-testdir1279073550/syzkaller.b9op68/4/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 53.075474][ T458] EXT4-fs (loop2): This should not happen!! Data will be lost [ 53.075474][ T458] [ 53.111158][ T371] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 53.125172][ T478] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 53.126821][ T371] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 53.136614][ T478] ext4 filesystem being mounted at /root/syzkaller-testdir738678359/syzkaller.eaE9Yn/3/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 53.183841][ T481] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 242: comm syz-executor.0: lblock 34 mapped to illegal pblock 242 (length 1) [ 53.191204][ T491] loop5: detected capacity change from 0 to 2048 [ 53.226734][ T481] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm syz-executor.0: Invalid inode table block 34360905424 in block_group 0 [ 53.242348][ T481] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 53.253499][ T8] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 192: comm kworker/u4:0: lblock 0 mapped to illegal pblock 192 (length 1) [ 53.264321][ T493] loop2: detected capacity change from 0 to 2048 [ 53.275565][ T481] EXT4-fs error (device loop0): ext4_ext_truncate:4454: inode #19: comm syz-executor.0: mark_inode_dirty error [ 53.277074][ T478] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 193: comm syz-executor.1: lblock 1 mapped to illegal pblock 193 (length 1) [ 53.293825][ T481] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm syz-executor.0: Invalid inode table block 34360905424 in block_group 0 [ 53.312149][ T10] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 196: comm kworker/u4:1: lblock 4 mapped to illegal pblock 196 (length 1) [ 53.332726][ T475] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 199: comm syz-executor.4: lblock 7 mapped to illegal pblock 199 (length 1) [ 53.347722][ T8] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 0: len 1: ext4_ext_map_blocks returned -117 [ 53.348226][ T481] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 53.365119][ T8] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 53.372895][ T481] EXT4-fs error (device loop0): ext4_truncate:4304: inode #19: comm syz-executor.0: mark_inode_dirty error [ 53.393189][ T10] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 4: len 1: ext4_ext_map_blocks returned -117 [ 53.398892][ T493] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 53.419156][ T475] EXT4-fs (loop4): Delayed block allocation failed for inode 19 at logical offset 7 with max blocks 1 with error 117 [ 53.422242][ T493] ext4 filesystem being mounted at /root/syzkaller-testdir3099623092/syzkaller.nNVuMF/4/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 53.436805][ T10] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:1: Invalid inode table block 34360905424 in block_group 0 [ 53.450141][ T491] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 53.463910][ T8] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 53.481072][ T481] 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) [ 53.494542][ T475] EXT4-fs (loop4): This should not happen!! Data will be lost [ 53.494542][ T475] [ 53.513408][ T478] EXT4-fs (loop1): Delayed block allocation failed for inode 19 at logical offset 1 with max blocks 1 with error 117 [ 53.523441][ T502] loop3: detected capacity change from 0 to 2048 [ 53.533532][ T8] EXT4-fs error (device loop1): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:0: mark_inode_dirty error [ 53.539516][ T481] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 53.546994][ T8] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 53.566618][ T491] ext4 filesystem being mounted at /root/syzkaller-testdir1762489565/syzkaller.hl38IT/3/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 53.588514][ T10] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 53.589083][ T478] EXT4-fs (loop1): This should not happen!! Data will be lost [ 53.589083][ T478] [ 53.599480][ T481] EXT4-fs (loop0): This should not happen!! Data will be lost [ 53.599480][ T481] [ 53.620395][ T10] EXT4-fs error (device loop4): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:1: mark_inode_dirty error [ 53.634608][ T10] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 53.650315][ T8] EXT4-fs error (device loop4): ext4_find_extent:929: inode #19: comm kworker/u4:0: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 53.671389][ T356] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 53.687865][ T502] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 53.703055][ T502] ext4 filesystem being mounted at /root/syzkaller-testdir1762335305/syzkaller.RCXllo/5/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 53.710783][ T493] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 226: comm syz-executor.2: lblock 18 mapped to illegal pblock 226 (length 1) [ 53.718656][ T491] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 202: comm syz-executor.5: lblock 10 mapped to illegal pblock 202 (length 1) [ 53.743849][ T496] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 207: comm kworker/u4:6: lblock 15 mapped to illegal pblock 207 (length 1) [ 53.754130][ T356] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 53.765853][ T365] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 53.780261][ T491] EXT4-fs (loop5): Delayed block allocation failed for inode 19 at logical offset 10 with max blocks 1 with error 117 [ 53.804287][ T496] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 15: len 1: ext4_ext_map_blocks returned -117 [ 53.808516][ T8] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 5: len 1: ext4_ext_map_blocks returned -117 [ 53.822336][ T491] EXT4-fs (loop5): This should not happen!! Data will be lost [ 53.822336][ T491] [ 53.836056][ T8] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 53.836295][ T496] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 53.836661][ T8] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 53.865408][ T496] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 53.875245][ T365] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 53.897806][ T493] EXT4-fs (loop2): Delayed block allocation failed for inode 19 at logical offset 18 with max blocks 1 with error 117 [ 53.908856][ T8] EXT4-fs error (device loop4): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:0: mark_inode_dirty error [ 53.936036][ T493] EXT4-fs (loop2): This should not happen!! Data will be lost [ 53.936036][ T493] [ 53.936755][ T365] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 242: comm kworker/u4:4: lblock 34 mapped to illegal pblock 242 (length 1) [ 53.962243][ T496] EXT4-fs error (device loop2): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:6: mark_inode_dirty error [ 53.962981][ T502] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 243: comm syz-executor.3: lblock 35 mapped to illegal pblock 243 (length 1) [ 53.994408][ T356] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 53.995147][ T8] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 54.014417][ T496] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 54.035327][ T356] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 54.042133][ T365] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 34: len 1: ext4_ext_map_blocks returned -117 [ 54.065384][ T507] EXT4-fs error (device loop2): ext4_find_extent:929: inode #19: comm kworker/u4:7: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 54.084253][ T8] EXT4-fs error (device loop4): ext4_find_extent:929: inode #19: comm kworker/u4:0: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 54.091822][ T365] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 54.118018][ T8] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 6: len 1: ext4_ext_map_blocks returned -117 [ 54.118577][ T507] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 16: len 1: ext4_ext_map_blocks returned -117 [ 54.133227][ T8] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 54.165697][ T502] EXT4-fs (loop3): Delayed block allocation failed for inode 19 at logical offset 35 with max blocks 1 with error 117 [ 54.180342][ T510] loop1: detected capacity change from 0 to 2048 [ 54.181021][ T512] loop0: detected capacity change from 0 to 2048 [ 54.194793][ T502] EXT4-fs (loop3): This should not happen!! Data will be lost [ 54.194793][ T502] [ 54.196894][ T507] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:7: Invalid inode table block 34360905424 in block_group 0 [ 54.220579][ T365] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 54.241732][ T365] EXT4-fs error (device loop3): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:4: mark_inode_dirty error [ 54.256939][ T507] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 54.257725][ T512] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 54.276894][ T516] loop5: detected capacity change from 0 to 2048 [ 54.279460][ T510] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 54.285148][ T365] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 54.296171][ T510] ext4 filesystem being mounted at /root/syzkaller-testdir738678359/syzkaller.eaE9Yn/4/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 54.309983][ T507] EXT4-fs error (device loop2): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:7: mark_inode_dirty error [ 54.335348][ T512] ext4 filesystem being mounted at /root/syzkaller-testdir2496121069/syzkaller.E18FHE/4/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 54.343028][ T507] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 54.372004][ T507] EXT4-fs error (device loop2): ext4_find_extent:929: inode #19: comm kworker/u4:7: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 54.388466][ T520] loop4: detected capacity change from 0 to 2048 [ 54.397667][ T507] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 17: len 1: ext4_ext_map_blocks returned -117 [ 54.413635][ T496] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 54.415829][ T507] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 54.444553][ T496] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 54.450105][ T516] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 54.478868][ T516] ext4 filesystem being mounted at /root/syzkaller-testdir1762489565/syzkaller.hl38IT/4/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 54.479843][ T520] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 54.506849][ T520] ext4 filesystem being mounted at /root/syzkaller-testdir1279073550/syzkaller.b9op68/5/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 54.522272][ T510] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 230: comm syz-executor.1: lblock 22 mapped to illegal pblock 230 (length 1) [ 54.523013][ T512] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 192: comm syz-executor.0: lblock 0 mapped to illegal pblock 192 (length 1) [ 54.544922][ T496] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 226: comm kworker/u4:6: lblock 18 mapped to illegal pblock 226 (length 1) [ 54.571223][ T510] EXT4-fs (loop1): Delayed block allocation failed for inode 19 at logical offset 22 with max blocks 1 with error 117 [ 54.582089][ T512] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 1 with error 117 [ 54.584009][ T510] EXT4-fs (loop1): This should not happen!! Data will be lost [ 54.584009][ T510] [ 54.609122][ T516] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 245: comm syz-executor.5: lblock 37 mapped to illegal pblock 245 (length 1) [ 54.612026][ T496] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 18: len 1: ext4_ext_map_blocks returned -117 [ 54.640081][ T531] loop2: detected capacity change from 0 to 2048 [ 54.647166][ T496] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 54.661406][ T512] EXT4-fs (loop0): This should not happen!! Data will be lost [ 54.661406][ T512] [ 54.676200][ T516] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm syz-executor.5: Invalid inode table block 34360905424 in block_group 0 [ 54.681302][ T530] loop3: detected capacity change from 0 to 2048 [ 54.691691][ T496] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 54.707038][ T520] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 197: comm syz-executor.4: lblock 5 mapped to illegal pblock 197 (length 1) [ 54.709075][ T531] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 54.733913][ T531] ext4 filesystem being mounted at /root/syzkaller-testdir3099623092/syzkaller.nNVuMF/5/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 54.749160][ T496] EXT4-fs error (device loop1): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:6: mark_inode_dirty error [ 54.762362][ T516] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 54.770616][ T520] EXT4-fs (loop4): Delayed block allocation failed for inode 19 at logical offset 5 with max blocks 1 with error 117 [ 54.773967][ T516] EXT4-fs error (device loop5): ext4_ext_truncate:4454: inode #19: comm syz-executor.5: mark_inode_dirty error [ 54.801978][ T520] EXT4-fs (loop4): This should not happen!! Data will be lost [ 54.801978][ T520] [ 54.803336][ T516] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm syz-executor.5: Invalid inode table block 34360905424 in block_group 0 [ 54.812430][ T496] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 54.841665][ T496] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 19: comm kworker/u4:6: lblock 19 mapped to illegal pblock 19 (length 1) [ 54.858931][ T531] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 233: comm syz-executor.2: lblock 25 mapped to illegal pblock 233 (length 1) [ 54.861449][ T496] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 19: len 1: ext4_ext_map_blocks returned -117 [ 54.890673][ T507] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:7: Invalid inode table block 34360905424 in block_group 0 [ 54.912900][ T530] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 54.928256][ T530] ext4 filesystem being mounted at /root/syzkaller-testdir1762335305/syzkaller.RCXllo/6/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 54.933851][ T516] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 54.944159][ T496] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 54.967305][ T365] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 54.967522][ T507] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:7: Invalid inode table block 34360905424 in block_group 0 [ 54.985722][ T531] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm syz-executor.2: Invalid inode table block 34360905424 in block_group 0 [ 54.998164][ T365] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 55.024625][ T496] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 55.035275][ T516] EXT4-fs error (device loop5): ext4_truncate:4304: inode #19: comm syz-executor.5: mark_inode_dirty error [ 55.042675][ T496] EXT4-fs error (device loop1): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:6: mark_inode_dirty error [ 55.047606][ T531] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 55.070113][ T365] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 243: comm kworker/u4:4: lblock 35 mapped to illegal pblock 243 (length 1) [ 55.091844][ T516] 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) [ 55.092704][ T530] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 244: comm syz-executor.3: lblock 36 mapped to illegal pblock 244 (length 1) [ 55.114611][ T496] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 55.142865][ T516] EXT4-fs (loop5): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 55.142961][ T496] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 20: comm kworker/u4:6: lblock 20 mapped to illegal pblock 20 (length 1) [ 55.176536][ T496] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 20: len 1: ext4_ext_map_blocks returned -117 [ 55.186164][ T541] loop4: detected capacity change from 0 to 2048 [ 55.195372][ T516] EXT4-fs (loop5): This should not happen!! Data will be lost [ 55.195372][ T516] [ 55.207990][ T531] EXT4-fs error (device loop2): ext4_ext_truncate:4454: inode #19: comm syz-executor.2: mark_inode_dirty error [ 55.213774][ T365] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 35: len 1: ext4_ext_map_blocks returned -117 [ 55.220122][ T530] EXT4-fs (loop3): Delayed block allocation failed for inode 19 at logical offset 36 with max blocks 1 with error 117 [ 55.236276][ T531] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm syz-executor.2: Invalid inode table block 34360905424 in block_group 0 [ 55.247890][ T530] EXT4-fs (loop3): This should not happen!! Data will be lost [ 55.247890][ T530] [ 55.270621][ T507] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:7: Invalid inode table block 34360905424 in block_group 0 [ 55.285560][ T543] loop0: detected capacity change from 0 to 2048 [ 55.288431][ T496] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 55.307607][ T507] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:7: Invalid inode table block 34360905424 in block_group 0 [ 55.309512][ T365] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 55.322631][ T496] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 21: len 1: ext4_ext_map_blocks returned -117 [ 55.352475][ T365] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 55.352517][ T541] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 55.362831][ T531] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 55.383121][ T365] EXT4-fs error (device loop3): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:4: mark_inode_dirty error [ 55.383642][ T541] ext4 filesystem being mounted at /root/syzkaller-testdir1279073550/syzkaller.b9op68/6/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 55.404227][ T365] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 55.412276][ T531] EXT4-fs error (device loop2): ext4_truncate:4304: inode #19: comm syz-executor.2: mark_inode_dirty error [ 55.437813][ T496] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 55.453220][ T531] 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) [ 55.461970][ T496] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 55.488141][ T531] EXT4-fs (loop2): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 55.516676][ T543] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 55.540240][ T365] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 55.542958][ T543] ext4 filesystem being mounted at /root/syzkaller-testdir2496121069/syzkaller.E18FHE/5/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 55.562165][ T496] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 55.586874][ T531] EXT4-fs (loop2): This should not happen!! Data will be lost [ 55.586874][ T531] [ 55.613977][ T365] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 55.614219][ T549] loop5: detected capacity change from 0 to 2048 [ 55.633780][ T551] loop1: detected capacity change from 0 to 2048 [ 55.644070][ T365] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 55.677132][ T549] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 55.691988][ T549] ext4 filesystem being mounted at /root/syzkaller-testdir1762489565/syzkaller.hl38IT/5/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 55.701213][ T557] loop3: detected capacity change from 0 to 2048 [ 55.716552][ T551] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 55.727570][ T551] ext4 filesystem being mounted at /root/syzkaller-testdir738678359/syzkaller.eaE9Yn/5/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 55.760495][ T560] loop4: detected capacity change from 0 to 2048 [ 55.780333][ T365] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 55.797634][ T563] loop2: detected capacity change from 0 to 2048 [ 55.810111][ T557] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 55.824792][ T551] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 234: comm syz-executor.1: lblock 26 mapped to illegal pblock 234 (length 1) [ 55.833270][ T560] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 55.842717][ T557] ext4 filesystem being mounted at /root/syzkaller-testdir1762335305/syzkaller.RCXllo/7/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 55.854430][ T560] ext4 filesystem being mounted at /root/syzkaller-testdir1279073550/syzkaller.b9op68/7/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 55.870844][ T549] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 194: comm syz-executor.5: lblock 2 mapped to illegal pblock 194 (length 1) [ 55.909118][ T496] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 193: comm kworker/u4:6: lblock 1 mapped to illegal pblock 193 (length 1) [ 55.911865][ T365] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 192: comm kworker/u4:4: lblock 0 mapped to illegal pblock 192 (length 1) [ 55.945722][ T365] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 0: len 1: ext4_ext_map_blocks returned -117 [ 55.946251][ T563] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 55.962604][ T365] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 55.978606][ T496] EXT4-fs warning (device loop5): ext4_convert_unwritten_extents:4874: inode #19: block 1: len 1: ext4_ext_map_blocks returned -117 [ 56.003527][ T365] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 56.015481][ T560] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 242: comm syz-executor.4: lblock 34 mapped to illegal pblock 242 (length 1) [ 56.032164][ T573] loop0: detected capacity change from 0 to 2048 [ 56.034929][ T563] ext4 filesystem being mounted at /root/syzkaller-testdir3099623092/syzkaller.nNVuMF/6/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 56.056282][ T496] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 56.061831][ T365] EXT4-fs error (device loop1): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:4: mark_inode_dirty error [ 56.070478][ T560] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm syz-executor.4: Invalid inode table block 34360905424 in block_group 0 [ 56.084037][ T365] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 56.106826][ T549] EXT4-fs (loop5): Delayed block allocation failed for inode 19 at logical offset 2 with max blocks 1 with error 117 [ 56.114612][ T365] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 193: comm kworker/u4:4: lblock 1 mapped to illegal pblock 193 (length 1) [ 56.137904][ T549] EXT4-fs (loop5): This should not happen!! Data will be lost [ 56.137904][ T549] [ 56.142374][ T551] EXT4-fs (loop1): Delayed block allocation failed for inode 19 at logical offset 26 with max blocks 1 with error 117 [ 56.156083][ T496] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 56.165783][ T551] EXT4-fs (loop1): This should not happen!! Data will be lost [ 56.165783][ T551] [ 56.177213][ T560] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 56.198125][ T365] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 1: len 1: ext4_ext_map_blocks returned -117 [ 56.206990][ T560] EXT4-fs error (device loop4): ext4_ext_truncate:4454: inode #19: comm syz-executor.4: mark_inode_dirty error [ 56.213669][ T573] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 56.237738][ T496] EXT4-fs error (device loop5): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:6: mark_inode_dirty error [ 56.251870][ T365] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 56.255636][ T356] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 227: comm kworker/u4:3: lblock 19 mapped to illegal pblock 227 (length 1) [ 56.266412][ T496] EXT4-fs (loop5): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 56.291688][ T557] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 239: comm syz-executor.3: lblock 31 mapped to illegal pblock 239 (length 1) [ 56.309690][ T573] ext4 filesystem being mounted at /root/syzkaller-testdir2496121069/syzkaller.E18FHE/6/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 56.312306][ T507] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 2: comm kworker/u4:7: lblock 2 mapped to illegal pblock 2 (length 1) [ 56.328754][ T563] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 195: comm syz-executor.2: lblock 3 mapped to illegal pblock 195 (length 1) [ 56.359150][ T560] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm syz-executor.4: Invalid inode table block 34360905424 in block_group 0 [ 56.372043][ T563] EXT4-fs (loop2): Delayed block allocation failed for inode 19 at logical offset 3 with max blocks 1 with error 117 [ 56.373725][ T356] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 19: len 1: ext4_ext_map_blocks returned -117 [ 56.389261][ T563] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.389261][ T563] [ 56.401567][ T365] EXT4-fs error (device loop1) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 56.423161][ T8] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 56.423394][ T356] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 56.451668][ T557] EXT4-fs (loop3): Delayed block allocation failed for inode 19 at logical offset 31 with max blocks 1 with error 117 [ 56.452366][ T560] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 56.465241][ T507] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 2: len 1: ext4_ext_map_blocks returned -117 [ 56.474877][ T365] EXT4-fs error (device loop1): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:4: mark_inode_dirty error [ 56.475391][ T365] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 56.489384][ T507] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:7: Invalid inode table block 34360905424 in block_group 0 [ 56.502017][ T557] EXT4-fs (loop3): This should not happen!! Data will be lost [ 56.502017][ T557] [ 56.518736][ T507] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 56.540818][ T365] EXT4-fs error (device loop1): ext4_ext_split:1074: inode #19: comm kworker/u4:4: p_ext > EXT_MAX_EXTENT! [ 56.541313][ T560] EXT4-fs error (device loop4): ext4_truncate:4304: inode #19: comm syz-executor.4: mark_inode_dirty error [ 56.555286][ T356] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 56.574791][ T365] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 2: len 1: ext4_ext_map_blocks returned -117 [ 56.580803][ T8] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:0: Invalid inode table block 34360905424 in block_group 0 [ 56.588264][ T560] EXT4-fs (loop4): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 28 [ 56.607920][ T356] EXT4-fs error (device loop3): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:3: mark_inode_dirty error [ 56.627757][ T560] EXT4-fs (loop4): This should not happen!! Data will be lost [ 56.627757][ T560] [ 56.631242][ T507] EXT4-fs error (device loop2): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:7: mark_inode_dirty error [ 56.654508][ T560] EXT4-fs (loop4): Total free blocks count 0 [ 56.662014][ T356] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 56.677048][ T365] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 56.702252][ T507] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) 2025/06/16 07:00:05 executed programs: 43 [ 56.712327][ T560] EXT4-fs (loop4): Free/Dirty block details [ 56.722548][ T356] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 3531950116: comm kworker/u4:3: lblock 20 mapped to illegal pblock 3531950116 (length 1) [ 56.726808][ T365] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 3: len 1: ext4_ext_map_blocks returned -117 [ 56.740983][ T356] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 20: len 1: ext4_ext_map_blocks returned -117 [ 56.754121][ T560] EXT4-fs (loop4): free_blocks=0 [ 56.768277][ T356] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 56.774152][ T560] EXT4-fs (loop4): dirty_blocks=0 [ 56.794066][ T496] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 56.798815][ T560] EXT4-fs (loop4): Block reservation details [ 56.818326][ T365] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 56.823680][ T496] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 56.846183][ T356] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 56.846434][ T560] EXT4-fs (loop4): i_reserved_data_blocks=0 [ 56.856493][ T356] EXT4-fs error (device loop3): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:3: mark_inode_dirty error [ 56.866779][ T581] loop5: detected capacity change from 0 to 2048 [ 56.882229][ T365] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 4: len 1: ext4_ext_map_blocks returned -117 [ 56.882884][ T356] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 56.904773][ T365] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 56.909765][ T356] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 3531950117: comm kworker/u4:3: lblock 21 mapped to illegal pblock 3531950117 (length 1) [ 56.938243][ T496] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 56.946115][ T356] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 21: len 1: ext4_ext_map_blocks returned -117 [ 56.954427][ T365] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 5: len 1: ext4_ext_map_blocks returned -117 [ 56.984427][ T496] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 56.991836][ T583] loop2: detected capacity change from 0 to 2048 [ 57.009155][ T581] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 57.021663][ T356] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 57.035178][ T581] ext4 filesystem being mounted at /root/syzkaller-testdir1762489565/syzkaller.hl38IT/6/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 57.037463][ T365] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 57.057966][ T587] loop0: detected capacity change from 0 to 2048 [ 57.072140][ T356] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 22: len 1: ext4_ext_map_blocks returned -117 [ 57.086967][ T365] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 6: len 1: ext4_ext_map_blocks returned -117 [ 57.089704][ T356] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 57.117673][ T365] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 57.131433][ T365] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 7: len 1: ext4_ext_map_blocks returned -117 [ 57.142854][ T583] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 57.149142][ T356] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 23: len 1: ext4_ext_map_blocks returned -117 [ 57.171141][ T590] loop4: detected capacity change from 0 to 2048 [ 57.172993][ T365] EXT4-fs (loop1): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 57.178468][ T587] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 57.193239][ T583] ext4 filesystem being mounted at /root/syzkaller-testdir3099623092/syzkaller.nNVuMF/7/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 57.203233][ T356] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 57.218505][ T365] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 8: len 1: ext4_ext_map_blocks returned -117 [ 57.231628][ T587] ext4 filesystem being mounted at /root/syzkaller-testdir2496121069/syzkaller.E18FHE/7/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 57.277878][ T356] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 24: len 1: ext4_ext_map_blocks returned -117 [ 57.284179][ T365] EXT4-fs warning (device loop1): ext4_convert_unwritten_extents:4874: inode #19: block 9: len 1: ext4_ext_map_blocks returned -117 [ 57.302531][ T356] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 57.329064][ T590] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 57.329602][ T356] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 25: len 1: ext4_ext_map_blocks returned -117 [ 57.348787][ T583] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 236: comm syz-executor.2: lblock 28 mapped to illegal pblock 236 (length 1) [ 57.370027][ T496] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 17: comm kworker/u4:6: lblock 17 mapped to illegal pblock 17 (length 1) [ 57.373200][ T599] loop5: detected capacity change from 0 to 2048 [ 57.389872][ T587] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 235: comm syz-executor.0: lblock 27 mapped to illegal pblock 235 (length 1) [ 57.407277][ T590] ext4 filesystem being mounted at /root/syzkaller-testdir1279073550/syzkaller.b9op68/8/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 57.409062][ T496] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 17: len 1: ext4_ext_map_blocks returned -117 [ 57.424422][ T583] EXT4-fs (loop2): Delayed block allocation failed for inode 19 at logical offset 28 with max blocks 1 with error 117 [ 57.446558][ T356] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 57.449922][ T583] EXT4-fs (loop2): This should not happen!! Data will be lost [ 57.449922][ T583] [ 57.472301][ T587] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm syz-executor.0: Invalid inode table block 34360905424 in block_group 0 [ 57.488083][ T496] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 57.505286][ T587] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 57.517093][ T599] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 57.528549][ T587] EXT4-fs error (device loop0): ext4_ext_truncate:4454: inode #19: comm syz-executor.0: mark_inode_dirty error [ 57.528837][ T599] ext4 filesystem being mounted at /root/syzkaller-testdir1762489565/syzkaller.hl38IT/7/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 57.562525][ T587] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm syz-executor.0: Invalid inode table block 34360905424 in block_group 0 [ 57.570016][ T356] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 26: len 1: ext4_ext_map_blocks returned -117 [ 57.579792][ T507] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 203: comm kworker/u4:7: lblock 11 mapped to illegal pblock 203 (length 1) [ 57.591851][ T496] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 57.607175][ T590] EXT4-fs error (device loop4): ext4_map_blocks:740: inode #19: block 207: comm syz-executor.4: lblock 15 mapped to illegal pblock 207 (length 1) [ 57.625656][ T605] loop1: detected capacity change from 0 to 2048 [ 57.638877][ T496] EXT4-fs error (device loop2): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:6: mark_inode_dirty error [ 57.645267][ T587] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 57.652163][ T356] EXT4-fs (loop3): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 57.662723][ T507] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 11: len 1: ext4_ext_map_blocks returned -117 [ 57.689158][ T496] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 57.689996][ T590] EXT4-fs (loop4): Delayed block allocation failed for inode 19 at logical offset 15 with max blocks 1 with error 117 [ 57.702178][ T356] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 27: len 1: ext4_ext_map_blocks returned -117 [ 57.719603][ T507] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:7: Invalid inode table block 34360905424 in block_group 0 [ 57.743729][ T587] EXT4-fs error (device loop0): ext4_truncate:4304: inode #19: comm syz-executor.0: mark_inode_dirty error [ 57.756063][ T371] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 192: comm kworker/u4:5: lblock 0 mapped to illegal pblock 192 (length 1) [ 57.760454][ T496] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 18: comm kworker/u4:6: lblock 18 mapped to illegal pblock 18 (length 1) [ 57.772353][ T590] EXT4-fs (loop4): This should not happen!! Data will be lost [ 57.772353][ T590] [ 57.797865][ T599] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 194: comm syz-executor.5: lblock 2 mapped to illegal pblock 194 (length 1) [ 57.802103][ T507] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 57.815422][ T496] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 18: len 1: ext4_ext_map_blocks returned -117 [ 57.827464][ T371] EXT4-fs warning (device loop5): ext4_convert_unwritten_extents:4874: inode #19: block 0: len 1: ext4_ext_map_blocks returned -117 [ 57.836862][ T599] EXT4-fs (loop5): Delayed block allocation failed for inode 19 at logical offset 2 with max blocks 1 with error 117 [ 57.853396][ T587] 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) [ 57.865101][ T356] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 28: len 1: ext4_ext_map_blocks returned -117 [ 57.891418][ T371] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 57.902471][ T507] EXT4-fs error (device loop4): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:7: mark_inode_dirty error [ 57.912467][ T496] EXT4-fs error (device loop2): __ext4_get_inode_loc:4352: comm kworker/u4:6: Invalid inode table block 34360905424 in block_group 0 [ 57.930501][ T507] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 57.937993][ T599] EXT4-fs (loop5): This should not happen!! Data will be lost [ 57.937993][ T599] [ 57.952291][ T507] EXT4-fs error (device loop4): ext4_find_extent:929: inode #19: comm kworker/u4:7: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 57.970424][ T587] EXT4-fs (loop0): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117 [ 57.986502][ T507] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 12: len 1: ext4_ext_map_blocks returned -117 [ 57.994195][ T587] EXT4-fs (loop0): This should not happen!! Data will be lost [ 57.994195][ T587] [ 58.006748][ T371] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 58.018498][ T605] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 58.029527][ T507] EXT4-fs error (device loop4): __ext4_get_inode_loc:4352: comm kworker/u4:7: Invalid inode table block 34360905424 in block_group 0 [ 58.046365][ T496] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 58.051512][ T371] EXT4-fs error (device loop5): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:5: mark_inode_dirty error [ 58.074536][ T365] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 58.074754][ T605] ext4 filesystem being mounted at /root/syzkaller-testdir738678359/syzkaller.eaE9Yn/6/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 58.092587][ T365] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm kworker/u4:4: Invalid inode table block 34360905424 in block_group 0 [ 58.105906][ T371] EXT4-fs (loop5): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 58.120506][ T496] EXT4-fs error (device loop2): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:6: mark_inode_dirty error [ 58.133186][ T371] EXT4-fs error (device loop5): ext4_map_blocks:740: inode #19: block 1: comm kworker/u4:5: lblock 1 mapped to illegal pblock 1 (length 1) [ 58.165226][ T507] EXT4-fs error (device loop4) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 58.174787][ T371] EXT4-fs warning (device loop5): ext4_convert_unwritten_extents:4874: inode #19: block 1: len 1: ext4_ext_map_blocks returned -117 [ 58.174828][ T371] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:5: Invalid inode table block 34360905424 in block_group 0 [ 58.176115][ T371] EXT4-fs error (device loop5) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 58.189591][ T496] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 58.225736][ T507] EXT4-fs error (device loop4): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:7: mark_inode_dirty error [ 58.234971][ T605] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #19: block 224: comm syz-executor.1: lblock 16 mapped to illegal pblock 224 (length 1) [ 58.239576][ T507] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 58.258003][ T496] EXT4-fs error (device loop2): ext4_map_blocks:740: inode #19: block 19: comm kworker/u4:6: lblock 19 mapped to illegal pblock 19 (length 1) [ 58.282046][ T371] EXT4-fs error (device loop5): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:5: mark_inode_dirty error [ 58.288869][ T507] EXT4-fs error (device loop4): ext4_find_extent:929: inode #19: comm kworker/u4:7: pblk 208 bad header/extent: invalid magic - magic 6f69, entries 29795, max 9324(0), depth 20297(0) [ 58.297099][ T605] EXT4-fs (loop1): Delayed block allocation failed for inode 19 at logical offset 16 with max blocks 1 with error 117 [ 58.317595][ T611] loop3: detected capacity change from 0 to 2048 [ 58.327769][ T605] EXT4-fs (loop1): This should not happen!! Data will be lost [ 58.327769][ T605] [ 58.344770][ T371] EXT4-fs (loop5): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 58.357912][ T496] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 19: len 1: ext4_ext_map_blocks returned -117 [ 58.365388][ T507] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 13: len 1: ext4_ext_map_blocks returned -117 [ 58.390089][ T507] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 58.410575][ T356] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 58.419331][ T496] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 58.428933][ T356] EXT4-fs error (device loop1): __ext4_get_inode_loc:4352: comm kworker/u4:3: Invalid inode table block 34360905424 in block_group 0 [ 58.439316][ T613] loop0: detected capacity change from 0 to 2048 [ 58.453141][ T10] EXT4-fs error (device loop5): __ext4_get_inode_loc:4352: comm kworker/u4:1: Invalid inode table block 34360905424 in block_group 0 [ 58.472600][ T507] EXT4-fs warning (device loop4): ext4_convert_unwritten_extents:4874: inode #19: block 14: len 1: ext4_ext_map_blocks returned -117 [ 58.483624][ T611] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 58.487627][ T496] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 20: len 1: ext4_ext_map_blocks returned -117 [ 58.500140][ T613] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 58.514241][ T507] EXT4-fs (loop4): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 58.523653][ T611] ext4 filesystem being mounted at /root/syzkaller-testdir1762335305/syzkaller.RCXllo/8/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 58.538084][ T613] ext4 filesystem being mounted at /root/syzkaller-testdir2496121069/syzkaller.E18FHE/8/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 58.566597][ T496] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 58.609372][ T496] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 21: len 1: ext4_ext_map_blocks returned -117 [ 58.614816][ T621] loop5: detected capacity change from 0 to 2048 [ 58.658003][ T496] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 58.663409][ T45] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 224: comm kworker/u4:2: lblock 16 mapped to illegal pblock 224 (length 1) [ 58.676160][ T623] loop4: detected capacity change from 0 to 2048 [ 58.686527][ T611] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #19: block 225: comm syz-executor.3: lblock 17 mapped to illegal pblock 225 (length 1) [ 58.708630][ T613] EXT4-fs error (device loop0): ext4_map_blocks:740: inode #19: block 236: comm syz-executor.0: lblock 28 mapped to illegal pblock 236 (length 1) [ 58.708638][ T496] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 22: len 1: ext4_ext_map_blocks returned -117 [ 58.709294][ T496] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 58.741391][ T620] loop1: detected capacity change from 0 to 2048 [ 58.757764][ T621] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 58.768656][ T613] EXT4-fs error (device loop0): __ext4_get_inode_loc:4352: comm syz-executor.0: Invalid inode table block 34360905424 in block_group 0 [ 58.783101][ T496] EXT4-fs warning (device loop2): ext4_convert_unwritten_extents:4874: inode #19: block 23: len 1: ext4_ext_map_blocks returned -117 [ 58.789550][ T621] ext4 filesystem being mounted at /root/syzkaller-testdir1762489565/syzkaller.hl38IT/8/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 58.798188][ T611] EXT4-fs (loop3): Delayed block allocation failed for inode 19 at logical offset 17 with max blocks 1 with error 117 [ 58.812693][ T45] EXT4-fs warning (device loop3): ext4_convert_unwritten_extents:4874: inode #19: block 16: len 1: ext4_ext_map_blocks returned -117 [ 58.847875][ T496] EXT4-fs (loop2): failed to convert unwritten extents to written extents -- potential data loss! (inode 19, error -117) [ 58.849042][ T45] EXT4-fs error (device loop3): __ext4_get_inode_loc:4352: comm kworker/u4:2: Invalid inode table block 34360905424 in block_group 0 [ 58.862014][ T613] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 58.875282][ T611] EXT4-fs (loop3): This should not happen!! Data will be lost [ 58.875282][ T611] [ 58.892107][ T45] EXT4-fs error (device loop3) in ext4_reserve_inode_write:5866: Corrupt filesystem [ 58.899361][ T620] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 58.905036][ T623] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 58.926230][ T45] EXT4-fs error (device loop3): ext4_convert_unwritten_extents:4875: inode #19: comm kworker/u4:2: mark_inode_dirty error [ 58.926523][ T620] ext4 filesystem being mounted at /root/syzkaller-testdir738678359/syzkaller.eaE9Yn/7/bus supports timestamps until 2038-01-19 (0x7fffffff)