[ 32.116951][ T8] device veth1_macvtap left promiscuous mode [ 32.123102][ T8] device veth0_vlan left promiscuous mode [ 33.845432][ T8] device bridge_slave_1 left promiscuous mode [ 33.852578][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.860793][ T8] device bridge_slave_0 left promiscuous mode [ 33.867230][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.875795][ T8] device veth1_macvtap left promiscuous mode [ 33.882505][ T8] device veth0_vlan left promiscuous mode [ 41.463368][ T30] kauditd_printk_skb: 30 callbacks suppressed [ 41.463390][ T30] audit: type=1400 audit(1765693428.499:104): avc: denied { write } for pid=381 comm="sftp-server" path="pipe:[15603]" dev="pipefs" ino=15603 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 Warning: Permanently added '10.128.1.83' (ED25519) to the list of known hosts. 2025/12/14 06:23:57 parsed 1 programs Setting up swapspace version 1, size = 127995904 bytes [ 51.684589][ T30] audit: type=1400 audit(1765693438.729:105): avc: denied { unlink } for pid=401 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 51.737805][ T401] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 52.756015][ T30] audit: type=1401 audit(1765693439.799:106): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 52.809346][ T444] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.816749][ T444] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.824624][ T444] device bridge_slave_0 entered promiscuous mode [ 52.833080][ T444] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.840696][ T444] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.848815][ T444] device bridge_slave_1 entered promiscuous mode [ 53.003555][ T444] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.011281][ T444] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.018902][ T444] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.026162][ T444] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.049979][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.064647][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.082419][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.098538][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.117582][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.125244][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.139092][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.147988][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.155900][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.168195][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.177779][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.192321][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.204419][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.213277][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.221507][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.230419][ T444] device veth0_vlan entered promiscuous mode [ 53.240735][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready 2025/12/14 06:24:00 executed programs: 0 [ 53.250357][ T444] device veth1_macvtap entered promiscuous mode [ 53.260321][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.271524][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.411087][ T472] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.418913][ T472] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.426866][ T472] device bridge_slave_0 entered promiscuous mode [ 53.448935][ T472] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.456671][ T472] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.464578][ T472] device bridge_slave_1 entered promiscuous mode [ 53.559022][ T475] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.566387][ T475] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.574085][ T475] device bridge_slave_0 entered promiscuous mode [ 53.581429][ T475] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.588855][ T475] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.596904][ T475] device bridge_slave_1 entered promiscuous mode [ 53.694518][ T477] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.701951][ T477] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.709697][ T477] device bridge_slave_0 entered promiscuous mode [ 53.717744][ T477] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.725476][ T477] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.733510][ T477] device bridge_slave_1 entered promiscuous mode [ 53.800801][ T479] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.808365][ T479] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.816400][ T479] device bridge_slave_0 entered promiscuous mode [ 53.838597][ T481] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.846373][ T481] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.854579][ T481] device bridge_slave_0 entered promiscuous mode [ 53.861873][ T479] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.869989][ T479] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.877816][ T479] device bridge_slave_1 entered promiscuous mode [ 53.900447][ T481] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.907864][ T481] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.916247][ T481] device bridge_slave_1 entered promiscuous mode [ 53.954095][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.962788][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.030805][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.039746][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.048865][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.056201][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.074081][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.091514][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.100377][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.109355][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.116578][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.144985][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.153643][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.162760][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.171982][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.209975][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.217803][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.234981][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.243543][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.252361][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.259759][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.267356][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.288315][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.297135][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.306443][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.314021][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.343671][ T472] device veth0_vlan entered promiscuous mode [ 54.351299][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.359905][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.368134][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.378153][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.387360][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.395241][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.404416][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.413026][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.421870][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.431254][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.440724][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.449332][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.457912][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.466287][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.474719][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 54.483118][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.492508][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 54.500807][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.509251][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.518027][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.526369][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.554731][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.562878][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.571841][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.594615][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.604913][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.613600][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.621491][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.629738][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.639261][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.647230][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.656232][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.664901][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.690993][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.712055][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.720914][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 54.730550][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 54.739174][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.753136][ T472] device veth1_macvtap entered promiscuous mode [ 54.767006][ T475] device veth0_vlan entered promiscuous mode [ 54.780085][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 54.789004][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.798024][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 54.806476][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.814778][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.829586][ T477] device veth0_vlan entered promiscuous mode [ 54.851028][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 54.859504][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 54.868525][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 54.877708][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 54.886625][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.895910][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.905024][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.912965][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.920619][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.929883][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.938872][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.946759][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.954471][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 54.963827][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 54.972812][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 54.981773][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 54.990187][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 54.999095][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.012103][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.019972][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.027563][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.035613][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.044332][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.053036][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.061944][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.071300][ T475] device veth1_macvtap entered promiscuous mode [ 55.087419][ T481] device veth0_vlan entered promiscuous mode [ 55.094711][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 55.102904][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 55.111387][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 55.131187][ T479] device veth0_vlan entered promiscuous mode [ 55.162168][ T527] loop0: detected capacity change from 0 to 1024 [ 55.175412][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.185969][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.193967][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 55.202934][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 55.212192][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 55.214836][ T527] ======================================================= [ 55.214836][ T527] WARNING: The mand mount option has been deprecated and [ 55.214836][ T527] and is ignored by this kernel. Remove the mand [ 55.214836][ T527] option from the mount to silence this warning. [ 55.214836][ T527] ======================================================= [ 55.221237][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 55.265852][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 55.275313][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 55.284176][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 55.293159][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.302484][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 55.312347][ T527] EXT4-fs (loop0): Ignoring removed nobh option [ 55.319340][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 55.320161][ T527] EXT4-fs (loop0): Ignoring removed bh option [ 55.338536][ T527] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.338754][ T481] device veth1_macvtap entered promiscuous mode [ 55.356901][ T527] EXT4-fs (loop0): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.365250][ T477] device veth1_macvtap entered promiscuous mode [ 55.386591][ T30] audit: type=1400 audit(1765693442.429:107): avc: denied { mount } for pid=526 comm="syz.0.17" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 55.414273][ T527] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3871: comm syz.0.17: Allocating blocks 497-513 which overlap fs metadata [ 55.430516][ T531] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3871: comm syz.0.17: Allocating blocks 497-513 which overlap fs metadata [ 55.433988][ T30] audit: type=1400 audit(1765693442.429:108): avc: denied { read write } for pid=526 comm="syz.0.17" name="file1" dev="loop0" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 55.471230][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 55.479145][ T30] audit: type=1400 audit(1765693442.429:109): avc: denied { open } for pid=526 comm="syz.0.17" path="/0/file1/file1" dev="loop0" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 55.479596][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 55.511665][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 55.520907][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 55.530501][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 55.539188][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 55.556742][ T479] device veth1_macvtap entered promiscuous mode [ 55.565633][ T535] loop0: detected capacity change from 0 to 1024 [ 55.579533][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 55.590571][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 55.600108][ T535] EXT4-fs (loop0): Ignoring removed nobh option [ 55.610972][ T538] loop5: detected capacity change from 0 to 1024 [ 55.615198][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 55.619447][ T535] EXT4-fs (loop0): Ignoring removed bh option [ 55.627088][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 55.633066][ T535] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.642360][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 55.663657][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 55.669983][ T535] EXT4-fs (loop0): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.672810][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.709061][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 55.712902][ T535] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3871: comm syz.0.22: Allocating blocks 497-513 which overlap fs metadata [ 55.718102][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 55.732889][ T541] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3871: comm syz.0.22: Allocating blocks 497-513 which overlap fs metadata [ 55.760482][ T538] EXT4-fs (loop5): Ignoring removed nobh option [ 55.781544][ T543] loop6: detected capacity change from 0 to 1024 [ 55.793529][ T538] EXT4-fs (loop5): Ignoring removed bh option [ 55.794113][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 55.804172][ T538] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.811841][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 55.833333][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 55.842505][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.843696][ T543] EXT4-fs (loop6): Ignoring removed nobh option [ 55.852235][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 55.867729][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 55.870651][ T543] EXT4-fs (loop6): Ignoring removed bh option [ 55.878774][ T538] EXT4-fs (loop5): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 55.882929][ T543] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.956935][ T550] loop3: detected capacity change from 0 to 1024 [ 55.958507][ T538] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3871: comm syz.5.18: Allocating blocks 497-513 which overlap fs metadata [ 55.980869][ T549] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3871: comm syz.5.18: Allocating blocks 497-513 which overlap fs metadata [ 55.981140][ T553] loop4: detected capacity change from 0 to 1024 [ 55.997096][ T543] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.042385][ T543] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3871: comm syz.6.19: Allocating blocks 497-513 which overlap fs metadata [ 56.046291][ T555] loop0: detected capacity change from 0 to 1024 [ 56.066034][ T558] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3871: comm syz.6.19: Allocating blocks 497-513 which overlap fs metadata [ 56.084105][ T555] EXT4-fs (loop0): Ignoring removed nobh option [ 56.094889][ T555] EXT4-fs (loop0): Ignoring removed bh option [ 56.101351][ T555] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.114024][ T550] EXT4-fs (loop3): Ignoring removed nobh option [ 56.120332][ T550] EXT4-fs (loop3): Ignoring removed bh option [ 56.129396][ T553] EXT4-fs (loop4): Ignoring removed nobh option [ 56.136797][ T553] EXT4-fs (loop4): Ignoring removed bh option [ 56.143587][ T553] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.162383][ T550] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.176733][ T562] loop5: detected capacity change from 0 to 1024 [ 56.178366][ T555] EXT4-fs (loop0): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.226592][ T555] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3871: comm syz.0.23: Allocating blocks 497-513 which overlap fs metadata [ 56.241187][ T568] loop6: detected capacity change from 0 to 1024 [ 56.253122][ T562] EXT4-fs (loop5): Ignoring removed nobh option [ 56.255365][ T568] EXT4-fs (loop6): Ignoring removed nobh option [ 56.261988][ T565] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:3871: comm syz.0.23: Allocating blocks 497-513 which overlap fs metadata [ 56.266584][ T568] EXT4-fs (loop6): Ignoring removed bh option [ 56.285509][ T553] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.288231][ T568] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.315798][ T550] EXT4-fs (loop3): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.329202][ T562] EXT4-fs (loop5): Ignoring removed bh option [ 56.363289][ T562] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.387109][ T553] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3871: comm syz.4.21: Allocating blocks 497-513 which overlap fs metadata [ 56.407594][ T572] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3871: comm syz.4.21: Allocating blocks 497-513 which overlap fs metadata [ 56.415337][ T562] EXT4-fs (loop5): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.418736][ T550] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3871: comm syz.3.20: Allocating blocks 497-513 which overlap fs metadata [ 56.433692][ T568] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 56.514940][ T576] ------------[ cut here ]------------ [ 56.521029][ T576] kernel BUG at fs/ext4/extents.c:1015! [ 56.527774][ T576] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 56.534528][ T576] CPU: 0 PID: 576 Comm: syz.3.20 Not tainted syzkaller #0 [ 56.542432][ T576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 56.552853][ T576] RIP: 0010:ext4_ext_insert_index+0x54a/0x550 [ 56.557539][ T568] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3871: comm syz.6.25: Allocating blocks 497-513 which overlap fs metadata [ 56.559683][ T576] Code: 4c 89 fa e9 ca fd ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c dd fd ff ff 4c 89 f7 e8 b0 8c d3 ff e9 d0 fd ff ff e8 16 0b 95 ff <0f> 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 81 ec [ 56.575446][ T562] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3871: comm syz.5.24: Allocating blocks 497-513 which overlap fs metadata [ 56.595890][ T576] RSP: 0018:ffffc90001d76b20 EFLAGS: 00010293 [ 56.595916][ T576] RAX: ffffffff81d3b3ca RBX: ffff88812c5d1424 RCX: ffff88811f0c3b40 [ 56.595931][ T576] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000 [ 56.595942][ T576] RBP: ffffc90001d76b90 R08: dffffc0000000000 R09: ffffed1022432e40 [ 56.595957][ T576] R10: ffffed1022432e40 R11: 1ffff11022432e3f R12: 0000000000000000 [ 56.595970][ T576] R13: 00000000000000cb R14: 00000000fffffffe R15: 0000000000000054 [ 56.595983][ T576] FS: 00007f7f5e1796c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 56.623226][ T579] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3871: comm syz.6.25: Allocating blocks 497-513 which overlap fs metadata [ 56.625665][ T576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.625682][ T576] CR2: 00007f7f5e178f98 CR3: 000000011d60d000 CR4: 00000000003506b0 [ 56.625700][ T576] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.625719][ T576] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.625732][ T576] Call Trace: [ 56.643172][ T580] EXT4-fs error (device loop5): ext4_mb_mark_diskspace_used:3871: comm syz.5.24: Allocating blocks 497-513 which overlap fs metadata [ 56.653071][ T576] [ 56.653086][ T576] ext4_ext_insert_extent+0x3af6/0x47a0 [ 56.745910][ T576] ? memset+0x35/0x40 [ 56.750083][ T576] ? get_implied_cluster_alloc+0x5d4/0xb60 [ 56.756313][ T576] ? ext4_ext_next_allocated_block+0x2e0/0x2e0 [ 56.763527][ T576] ext4_ext_map_blocks+0x18e1/0x6270 [ 56.769120][ T576] ? _raw_write_unlock+0x2b/0x60 [ 56.774267][ T576] ? ext4_ext_release+0x10/0x10 [ 56.779378][ T576] ? ext4_es_lookup_extent+0x54c/0x900 [ 56.785497][ T576] ext4_map_blocks+0x97b/0x1b20 [ 56.803350][ T576] ? kmem_cache_alloc+0xf7/0x260 [ 56.808927][ T576] ? alloc_buffer_head+0x26/0x120 [ 56.814482][ T576] ? ext4_issue_zeroout+0x250/0x250 [ 56.820126][ T576] _ext4_get_block+0x1da/0x4e0 [ 56.825005][ T576] ? ext4_get_block+0x50/0x50 [ 56.830393][ T576] ? should_failslab+0x9/0x20 [ 56.835726][ T576] ext4_get_block_unwritten+0x2a/0x40 [ 56.841427][ T576] ext4_block_write_begin+0x556/0x1150 [ 56.847281][ T576] ? _ext4_get_block+0x4e0/0x4e0 [ 56.852671][ T576] ? ext4_print_free_blocks+0x390/0x390 [ 56.858688][ T576] ? ext4_write_begin+0x42a/0x1220 [ 56.864015][ T576] ? ext4_inode_journal_mode+0x19a/0x480 [ 56.871620][ T576] ext4_write_begin+0x638/0x1220 [ 56.877231][ T576] ? kvm_sched_clock_read+0x18/0x40 [ 56.882671][ T576] ? ext4_readahead+0x110/0x110 [ 56.887705][ T576] ? ext4_get_group_desc+0x2ad/0x320 [ 56.893269][ T576] ? __kasan_check_read+0x11/0x20 [ 56.899189][ T576] ? mark_buffer_dirty+0x1cc/0x330 [ 56.904493][ T576] ? __ext4_handle_dirty_metadata+0x2f8/0x800 [ 56.910567][ T576] ? __kasan_check_write+0x14/0x20 [ 56.916514][ T576] ? ext4_mark_iloc_dirty+0x3013/0x3f50 [ 56.922377][ T576] ext4_da_write_begin+0x2fa/0xb60 [ 56.930589][ T576] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 56.936321][ T576] ? __ext4_mark_inode_dirty+0x443/0x610 [ 56.943911][ T576] ? __ext4_journal_stop+0x36/0x1a0 [ 56.950517][ T576] ? ext4_write_end+0x79c/0xa70 [ 56.956076][ T576] ? fault_in_readable+0x105/0x160 [ 56.961385][ T576] ? fault_in_iov_iter_readable+0x23e/0x280 [ 56.967636][ T576] generic_perform_write+0x2ad/0x670 [ 56.973267][ T576] ? grab_cache_page_write_begin+0xb0/0xb0 [ 56.980310][ T576] ? generic_write_checks+0x3b3/0x480 [ 56.986527][ T576] ext4_buffered_write_iter+0x4ed/0x670 [ 56.992356][ T576] ext4_file_write_iter+0x18c/0x1550 [ 56.998544][ T576] ? numa_migrate_prep+0xd0/0xd0 [ 57.004947][ T576] ? avc_policy_seqno+0x1b/0x70 [ 57.009922][ T576] ? ext4_file_read_iter+0x510/0x510 [ 57.015742][ T576] ? memset+0x35/0x40 [ 57.020141][ T576] ? iov_iter_init+0xbc/0x180 [ 57.024987][ T576] vfs_write+0x802/0xf70 [ 57.029887][ T576] ? file_end_write+0x1b0/0x1b0 [ 57.034804][ T576] ? __fget_files+0x2c4/0x320 [ 57.039878][ T576] ? __fdget+0x1a1/0x230 [ 57.044416][ T576] ? __x64_sys_pwrite64+0xec/0x220 [ 57.049995][ T576] __x64_sys_pwrite64+0x191/0x220 [ 57.055293][ T576] ? ksys_pwrite64+0x1b0/0x1b0 [ 57.060341][ T576] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 57.066689][ T576] x64_sys_call+0xa6/0x9a0 [ 57.071614][ T576] do_syscall_64+0x4c/0xa0 [ 57.076601][ T576] ? clear_bhb_loop+0x50/0xa0 [ 57.081798][ T576] ? clear_bhb_loop+0x50/0xa0 [ 57.087016][ T576] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 57.093305][ T576] RIP: 0033:0x7f7f5e32a749 [ 57.098161][ T576] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 57.119471][ T576] RSP: 002b:00007f7f5e179038 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 [ 57.128748][ T576] RAX: ffffffffffffffda RBX: 00007f7f5e581090 RCX: 00007f7f5e32a749 [ 57.137577][ T576] RDX: 00000000200000c1 RSI: 00002000000000c0 RDI: 0000000000000005 [ 57.146394][ T576] RBP: 00007f7f5e3aef91 R08: 0000000000000000 R09: 0000000000000000 [ 57.155815][ T576] R10: 0000000000009000 R11: 0000000000000246 R12: 0000000000000000 [ 57.164750][ T576] R13: 00007f7f5e581128 R14: 00007f7f5e581090 R15: 00007fff2b5e6c98 [ 57.173449][ T576] [ 57.176572][ T576] Modules linked in: [ 57.187696][ T576] ---[ end trace d458373b48643527 ]--- [ 57.204145][ T576] RIP: 0010:ext4_ext_insert_index+0x54a/0x550 [ 57.221958][ T584] loop0: detected capacity change from 0 to 1024 [ 57.228920][ T576] Code: 4c 89 fa e9 ca fd ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c dd fd ff ff 4c 89 f7 e8 b0 8c d3 ff e9 d0 fd ff ff e8 16 0b 95 ff <0f> 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 81 ec [ 57.250311][ T576] RSP: 0018:ffffc90001d76b20 EFLAGS: 00010293 [ 57.258322][ T576] RAX: ffffffff81d3b3ca RBX: ffff88812c5d1424 RCX: ffff88811f0c3b40 [ 57.269206][ T584] EXT4-fs (loop0): Ignoring removed nobh option [ 57.270776][ T576] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000 [ 57.291836][ T589] loop6: detected capacity change from 0 to 1024 [ 57.295990][ T584] EXT4-fs (loop0): Ignoring removed bh option [ 57.310897][ T590] loop4: detected capacity change from 0 to 1024 [ 57.319352][ T588] loop5: detected capacity change from 0 to 1024 [ 57.324109][ T576] RBP: ffffc90001d76b90 R08: dffffc0000000000 R09: ffffed1022432e40 [ 57.334657][ T584] EXT4-fs (loop0): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.350902][ T576] R10: ffffed1022432e40 R11: 1ffff11022432e3f R12: 0000000000000000 [ 57.360033][ T590] EXT4-fs (loop4): Ignoring removed nobh option [ 57.370919][ T590] EXT4-fs (loop4): Ignoring removed bh option [ 57.379581][ T589] EXT4-fs (loop6): Ignoring removed nobh option [ 57.387547][ T576] R13: 00000000000000cb R14: 00000000fffffffe R15: 0000000000000054 [ 57.396796][ T590] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.404812][ T588] EXT4-fs (loop5): Ignoring removed nobh option [ 57.410458][ T589] EXT4-fs (loop6): Ignoring removed bh option [ 57.423383][ T576] FS: 00007f7f5e1796c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 57.426694][ T588] EXT4-fs (loop5): Ignoring removed bh option [ 57.433923][ T589] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.441143][ T588] EXT4-fs (loop5): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.453711][ T576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.474327][ T576] CR2: 00007fb130b15000 CR3: 000000011d60d000 CR4: 00000000003506a0 [ 57.475381][ T584] EXT4-fs (loop0): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 57.488882][ T576] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.511990][ T590] EXT4-fs (loop4): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 57.548688][ T576] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.569345][ T590] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3871: comm syz.4.27: Allocating blocks 497-513 which overlap fs metadata [ 57.571693][ T589] EXT4-fs (loop6): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 57.594319][ T576] Kernel panic - not syncing: Fatal exception [ 57.619000][ T576] Kernel Offset: disabled [ 57.623990][ T576] Rebooting in 86400 seconds..