Warning: Permanently added '10.128.0.39' (ED25519) to the list of known hosts. 2025/08/30 10:10:33 parsed 1 programs [ 49.014710][ T28] audit: type=1400 audit(1756548635.015:106): avc: denied { unlink } for pid=394 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" [ 49.099563][ T394] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 49.852461][ T28] audit: type=1401 audit(1756548635.845:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 50.041347][ T406] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.064706][ T406] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.072515][ T406] device bridge_slave_0 entered promiscuous mode [ 50.140189][ T406] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.149780][ T406] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.166357][ T406] device bridge_slave_1 entered promiscuous mode [ 50.232825][ T28] audit: type=1400 audit(1756548636.225:108): avc: denied { create } for pid=439 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 50.456608][ T406] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.463683][ T406] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.471038][ T406] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.478120][ T406] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.505660][ T319] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.513040][ T319] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.521064][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.529911][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.544996][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.553371][ T319] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.560477][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.568225][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.577147][ T319] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.584252][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.604954][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.613447][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.627616][ T406] device veth0_vlan entered promiscuous mode [ 50.634496][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.642864][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.650554][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.658083][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.672179][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.681422][ T406] device veth1_macvtap entered promiscuous mode [ 50.691146][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready 2025/08/30 10:10:36 executed programs: 0 [ 50.701106][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.884874][ T466] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.891961][ T466] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.899541][ T466] device bridge_slave_0 entered promiscuous mode [ 50.906570][ T466] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.913626][ T466] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.921348][ T466] device bridge_slave_1 entered promiscuous mode [ 51.007504][ T469] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.014668][ T469] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.022142][ T469] device bridge_slave_0 entered promiscuous mode [ 51.030745][ T469] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.037846][ T469] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.045665][ T469] device bridge_slave_1 entered promiscuous mode [ 51.060753][ T472] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.067888][ T472] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.075380][ T472] device bridge_slave_0 entered promiscuous mode [ 51.100065][ T472] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.107187][ T472] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.114758][ T472] device bridge_slave_1 entered promiscuous mode [ 51.124661][ T468] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.131805][ T468] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.139433][ T468] device bridge_slave_0 entered promiscuous mode [ 51.147729][ T468] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.154865][ T468] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.162326][ T468] device bridge_slave_1 entered promiscuous mode [ 51.271883][ T471] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.278997][ T471] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.286636][ T471] device bridge_slave_0 entered promiscuous mode [ 51.299420][ T471] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.306536][ T471] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.314230][ T471] device bridge_slave_1 entered promiscuous mode [ 51.430139][ T472] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.437234][ T472] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.444545][ T472] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.451573][ T472] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.501345][ T319] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.509290][ T319] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.518888][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.526623][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.557290][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.565848][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.575008][ T319] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.582051][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.605306][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.626023][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.634729][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.642948][ T319] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.650034][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.667830][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.675605][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.684574][ T319] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.691628][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.725189][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.733759][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.741905][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.750734][ T319] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.757803][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.765641][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.773636][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.782093][ T319] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.789299][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.816046][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.823738][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.831680][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.839762][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.867821][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.876139][ T319] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.883163][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.891060][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.899381][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.907640][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.915938][ T319] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.922980][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.930420][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.938835][ T319] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.945902][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.953778][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.982035][ T469] device veth0_vlan entered promiscuous mode [ 51.988994][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.997597][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.006210][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.014525][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.022465][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.030892][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.038943][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.047338][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.055738][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.063241][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.070833][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.078887][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.087015][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.094596][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.106189][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.114169][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.135925][ T469] device veth1_macvtap entered promiscuous mode [ 52.143487][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.151845][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.159577][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.168168][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.176562][ T319] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.183602][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.191126][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.199542][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.207867][ T319] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.214908][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.222371][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.230802][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.239232][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.248574][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.258085][ T466] device veth0_vlan entered promiscuous mode [ 52.270916][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.279642][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.296625][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.305348][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.313701][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.321967][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.330119][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.338360][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.346616][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.354710][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.372395][ T472] device veth0_vlan entered promiscuous mode [ 52.379218][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.386826][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.394598][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.402928][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.411578][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.420006][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.428630][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.436729][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.444872][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.453054][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.461066][ T471] device veth0_vlan entered promiscuous mode [ 52.472114][ T466] device veth1_macvtap entered promiscuous mode [ 52.495717][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.504463][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.512744][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.527009][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.536831][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.545750][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.554314][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.562470][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.571012][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.581816][ T472] device veth1_macvtap entered promiscuous mode [ 52.601063][ T522] loop6: detected capacity change from 0 to 512 [ 52.608996][ T471] device veth1_macvtap entered promiscuous mode [ 52.617306][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.625774][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.632666][ T522] EXT4-fs (loop6): 1 truncate cleaned up [ 52.634386][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.643957][ T522] EXT4-fs (loop6): mounted filesystem without journal. Quota mode: writeback. [ 52.658246][ T28] audit: type=1400 audit(1756548638.655:109): avc: denied { mount } for pid=521 comm="syz.6.19" name="/" dev="loop6" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 52.663785][ T468] device veth0_vlan entered promiscuous mode [ 52.694275][ T28] audit: type=1400 audit(1756548638.685:110): avc: denied { write } for pid=521 comm="syz.6.19" name="file0" dev="loop6" ino=12 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 52.716817][ T28] audit: type=1400 audit(1756548638.685:111): avc: denied { add_name } for pid=521 comm="syz.6.19" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 52.726558][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.737491][ T28] audit: type=1400 audit(1756548638.685:112): avc: denied { create } for pid=521 comm="syz.6.19" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 52.756365][ T522] EXT4-fs (loop6): pa ffff888115380540: logic 0, phys. 193, len 32 [ 52.766163][ T28] audit: type=1400 audit(1756548638.685:113): avc: denied { write open } for pid=521 comm="syz.6.19" path="/0/file2/file0/bus" dev="loop6" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 52.772957][ T522] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4881: group 0, free 7, pa_free 16 [ 52.796981][ T28] audit: type=1400 audit(1756548638.685:114): avc: denied { mounton } for pid=521 comm="syz.6.19" path="/0/file2/file0/bus" dev="loop6" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 52.806217][ T522] EXT4-fs (loop6): pa ffff8881153809d8: logic 32, phys. 97, len 96 [ 52.829559][ T28] audit: type=1400 audit(1756548638.685:115): avc: denied { map } for pid=521 comm="syz.6.19" path="/0/file2/file0/bus" dev="devtmpfs" ino=124 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 52.836956][ T522] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4881: group 0, free 14, pa_free 32 [ 52.861680][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.873086][ T522] EXT4-fs error (device loop6): ext4_read_block_bitmap_nowait:477: comm syz.6.19: Invalid block bitmap block 3 in block_group 0 [ 52.879787][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.893853][ T522] EXT4-fs error (device loop6): __ext4_get_inode_loc:4509: comm syz.6.19: Invalid inode table block 5 in block_group 0 [ 52.901598][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.914288][ T522] EXT4-fs error (device loop6) in ext4_reserve_inode_write:5917: Corrupt filesystem [ 52.922608][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.931845][ T522] EXT4-fs error (device loop6): ext4_dirty_inode:6121: inode #19: comm syz.6.19: mark_inode_dirty error [ 52.940104][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.951172][ T522] EXT4-fs error (device loop6): ext4_read_block_bitmap_nowait:477: comm syz.6.19: Invalid block bitmap block 3 in block_group 0 [ 52.959642][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.972539][ T522] EXT4-fs error (device loop6): ext4_discard_preallocations:5119: comm syz.6.19: Error -117 reading block bitmap for 0 [ 52.980146][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.993088][ T522] EXT4-fs error (device loop6): __ext4_get_inode_loc:4509: comm syz.6.19: Invalid inode table block 5 in block_group 0 [ 53.013559][ T522] EXT4-fs error (device loop6) in ext4_reserve_inode_write:5917: Corrupt filesystem [ 53.041526][ T469] EXT4-fs warning (device loop6): htree_dirblock_to_tree:1083: inode #2: lblock 0: comm syz-executor: error -117 reading directory block [ 53.058787][ T528] loop0: detected capacity change from 0 to 512 [ 53.058907][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.075741][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.080990][ T469] EXT4-fs (loop6): unmounting filesystem. [ 53.083409][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.089413][ T528] EXT4-fs (loop0): 1 truncate cleaned up [ 53.097847][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.103519][ T528] EXT4-fs (loop0): mounted filesystem without journal. Quota mode: writeback. [ 53.111356][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.128347][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.143214][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.153559][ T319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.178511][ T468] device veth1_macvtap entered promiscuous mode [ 53.181764][ T528] EXT4-fs (loop0): pa ffff888128446bd0: logic 0, phys. 193, len 32 [ 53.192828][ T528] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4881: group 0, free 7, pa_free 16 [ 53.202994][ T528] EXT4-fs (loop0): pa ffff88810cfb5000: logic 32, phys. 97, len 96 [ 53.211003][ T528] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:4881: group 0, free 14, pa_free 32 [ 53.221290][ T528] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:477: comm syz.0.16: Invalid block bitmap block 3 in block_group 0 [ 53.239699][ T528] EXT4-fs error (device loop0): __ext4_get_inode_loc:4509: comm syz.0.16: Invalid inode table block 5 in block_group 0 [ 53.252922][ T532] loop4: detected capacity change from 0 to 512 [ 53.259546][ T528] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5917: Corrupt filesystem [ 53.287710][ T528] EXT4-fs error (device loop0): ext4_dirty_inode:6121: inode #19: comm syz.0.16: mark_inode_dirty error [ 53.288905][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.307026][ T528] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:477: comm syz.0.16: Invalid block bitmap block 3 in block_group 0 [ 53.320783][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.330392][ T532] EXT4-fs (loop4): 1 truncate cleaned up [ 53.331824][ T536] loop2: detected capacity change from 0 to 512 [ 53.336167][ T532] EXT4-fs (loop4): mounted filesystem without journal. Quota mode: writeback. [ 53.348731][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.352587][ T528] EXT4-fs error (device loop0): ext4_discard_preallocations:5119: comm syz.0.16: Error -117 reading block bitmap for 0 [ 53.387891][ T528] EXT4-fs error (device loop0): __ext4_get_inode_loc:4509: comm syz.0.16: Invalid inode table block 5 in block_group 0 [ 53.401575][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.402042][ T536] EXT4-fs (loop2): 1 truncate cleaned up [ 53.414792][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.417580][ T532] EXT4-fs (loop4): pa ffff8881284462a0: logic 0, phys. 193, len 32 [ 53.426167][ T536] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 53.431499][ T532] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4881: group 0, free 7, pa_free 16 [ 53.441383][ T528] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5917: Corrupt filesystem [ 53.450543][ T532] ------------[ cut here ]------------ [ 53.465432][ T532] kernel BUG at fs/ext4/mballoc.c:4854! [ 53.471334][ T532] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 53.477431][ T532] CPU: 0 PID: 532 Comm: syz.4.20 Not tainted syzkaller #0 [ 53.484565][ T532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 53.493472][ T466] EXT4-fs warning (device loop0): htree_dirblock_to_tree:1083: inode #2: lblock 0: comm syz-executor: error -117 reading directory block [ 53.494633][ T532] RIP: 0010:ext4_mb_release_inode_pa+0xa35/0xa40 [ 53.494676][ T532] Code: 80 c2 03 38 c2 0f 8c 3b fe ff ff 48 89 df 41 89 ce e8 1f 0c c9 ff 44 89 f1 e9 28 fe ff ff e8 82 aa 84 ff 0f 0b e8 7b aa 84 ff <0f> 0b 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 [ 53.532754][ T536] EXT4-fs (loop2): pa ffff888128446dc8: logic 0, phys. 193, len 32 [ 53.534780][ T532] RSP: 0018:ffffc90000fa6b00 EFLAGS: 00010293 [ 53.534801][ T532] RAX: ffffffff81eb5ef5 RBX: 00000000000000fa RCX: ffff88811112e540 [ 53.534816][ T532] RDX: 0000000000000000 RSI: 0000000000000060 RDI: 0000000000000000 [ 53.534827][ T532] RBP: ffffc90000fa6c50 R08: 0000000000000004 R09: 0000000000000003 [ 53.534839][ T532] R10: fffff520001f4d7c R11: 1ffff920001f4d7c R12: ffff8881284460e8 [ 53.534853][ T532] R13: dffffc0000000000 R14: 0000000000000060 R15: ffff88810cfbfd20 [ 53.534866][ T532] FS: 00007f83e6c196c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 53.534881][ T532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.534895][ T532] CR2: 00007fd831e92000 CR3: 0000000122b63000 CR4: 00000000003506b0 [ 53.543015][ T536] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4881: group 0, [ 53.548842][ T532] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.548857][ T532] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.548868][ T532] Call Trace: [ 53.548874][ T532] [ 53.548882][ T532] ? __kasan_check_read+0x11/0x20 [ 53.548917][ T532] ? call_rcu+0xb83/0xf90 [ 53.548942][ T532] ? __kasan_check_write+0x14/0x20 [ 53.548971][ T532] ? ext4_mb_unload_buddy+0x1b0/0x1b0 [ 53.548993][ T532] ext4_mb_discard_group_preallocations+0xba2/0xde0 [ 53.557041][ T536] free 7, pa_free 16 [ 53.564939][ T532] ? ext4_mb_new_inode_pa+0x12f0/0x12f0 [ 53.564966][ T532] ext4_mb_discard_preallocations_should_retry+0x15a/0x5e0 [ 53.572989][ T536] EXT4-fs (loop2): pa ffff888128446348: logic 32, phys. 97, len 96 [ 53.580928][ T532] ext4_mb_new_blocks+0x30a0/0x4210 [ 53.580954][ T532] ? __kasan_check_read+0x11/0x20 [ 53.588957][ T536] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4881: group 0, [ 53.597857][ T532] ? bh_uptodate_or_lock+0x3f/0x140 [ 53.597886][ T532] ? __cfi_ext4_mb_new_blocks+0x10/0x10 [ 53.604497][ T536] free 14, pa_free 32 [ 53.612425][ T532] ext4_ind_map_blocks+0xd18/0x1f30 [ 53.732513][ T532] ? __cfi_ext4_ind_map_blocks+0x10/0x10 [ 53.738167][ T532] ? __kasan_check_write+0x14/0x20 [ 53.743826][ T532] ? downgrade_write+0x350/0x350 [ 53.748780][ T532] ? __cfi_down_read+0x10/0x10 [ 53.753546][ T532] ? ext4_es_lookup_extent+0x32d/0x8c0 [ 53.759019][ T532] ext4_map_blocks+0x96a/0x1b60 [ 53.763868][ T532] ? ext4_write_begin+0x333/0xf70 [ 53.768899][ T532] ? ext4_da_write_begin+0x3e1/0x8b0 [ 53.774196][ T532] ? generic_perform_write+0x2f6/0x6d0 [ 53.779675][ T532] ? __cfi_ext4_map_blocks+0x10/0x10 [ 53.784972][ T532] _ext4_get_block+0x1da/0x4e0 [ 53.789746][ T532] ? ext4_get_block+0x50/0x50 [ 53.794435][ T532] ? kasan_save_alloc_info+0x25/0x30 [ 53.799818][ T532] ? __kasan_slab_alloc+0x72/0x80 [ 53.804849][ T532] ? slab_post_alloc_hook+0x6d/0x2d0 [ 53.810141][ T532] ext4_get_block+0x39/0x50 [ 53.814666][ T532] ext4_block_write_begin+0x56e/0x1270 [ 53.820132][ T532] ? __cfi_ext4_get_block+0x10/0x10 [ 53.825333][ T532] ? ext4_print_free_blocks+0x390/0x390 [ 53.830894][ T532] ? __kasan_check_read+0x11/0x20 [ 53.835947][ T532] ? __kasan_check_read+0x11/0x20 [ 53.840984][ T532] ? folio_wait_stable+0x6f/0x90 [ 53.845925][ T532] ext4_write_begin+0x5ee/0xf70 [ 53.850786][ T532] ? __cfi_ext4_write_begin+0x10/0x10 [ 53.856165][ T532] ? __ext4_journal_stop+0x36/0x1a0 [ 53.861381][ T532] ? folio_unlock+0x4f/0x60 [ 53.865895][ T532] ext4_da_write_begin+0x3e1/0x8b0 [ 53.871013][ T532] ? ext4_write_end+0x76a/0x930 [ 53.875870][ T532] ? __cfi_ext4_da_write_begin+0x10/0x10 [ 53.881507][ T532] ? fault_in_iov_iter_readable+0xc3/0x320 [ 53.887317][ T532] generic_perform_write+0x2f6/0x6d0 [ 53.892609][ T532] ? __cfi_generic_perform_write+0x10/0x10 [ 53.898418][ T532] ext4_buffered_write_iter+0x36f/0x660 [ 53.903975][ T532] ext4_file_write_iter+0x18f/0x13d0 [ 53.909297][ T532] ? __kasan_check_write+0x14/0x20 [ 53.914423][ T532] ? wake_up_q+0x105/0x1b0 [ 53.918844][ T532] ? futex_wake+0x5c1/0x890 [ 53.923358][ T532] ? avc_policy_seqno+0x1b/0x70 [ 53.928224][ T532] ? __cfi_ext4_file_write_iter+0x10/0x10 [ 53.933978][ T532] ? fsnotify_perm+0x67/0x5b0 [ 53.938662][ T532] ? security_file_permission+0x8a/0xb0 [ 53.944214][ T532] vfs_write+0x5db/0xca0 [ 53.948466][ T532] ? slab_free_freelist_hook+0xc2/0x190 [ 53.954021][ T532] ? __cfi_vfs_write+0x10/0x10 [ 53.958798][ T532] ? __cfi_mutex_lock+0x10/0x10 [ 53.963653][ T532] ? __fdget_pos+0x2cd/0x380 [ 53.968249][ T532] ? ksys_write+0x71/0x240 [ 53.972700][ T532] ksys_write+0x140/0x240 [ 53.977051][ T532] ? __cfi_ksys_write+0x10/0x10 [ 53.981920][ T532] ? fpregs_restore_userregs+0x128/0x260 [ 53.987575][ T532] __x64_sys_write+0x7b/0x90 [ 53.992194][ T532] x64_sys_call+0x27b/0x9a0 [ 53.996715][ T532] do_syscall_64+0x4c/0xa0 [ 54.001141][ T532] ? clear_bhb_loop+0x30/0x80 [ 54.005826][ T532] ? clear_bhb_loop+0x30/0x80 [ 54.010515][ T532] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 54.016418][ T532] RIP: 0033:0x7f83e5d85d29 [ 54.020837][ T532] 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 [ 54.040445][ T532] RSP: 002b:00007f83e6c19038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 54.048968][ T532] RAX: ffffffffffffffda RBX: 00007f83e5f75fa0 RCX: 00007f83e5d85d29 [ 54.056938][ T532] RDX: 0000000000043451 RSI: 0000000020000200 RDI: 0000000000000007 [ 54.064911][ T532] RBP: 00007f83e5e01b08 R08: 0000000000000000 R09: 0000000000000000 [ 54.072890][ T532] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 54.080951][ T532] R13: 0000000000000000 R14: 00007f83e5f75fa0 R15: 00007fff57452788 [ 54.088936][ T532] [ 54.092403][ T532] Modules linked in: [ 54.096519][ T532] ---[ end trace 0000000000000000 ]--- [ 54.102080][ T532] RIP: 0010:ext4_mb_release_inode_pa+0xa35/0xa40 [ 54.109382][ T532] Code: 80 c2 03 38 c2 0f 8c 3b fe ff ff 48 89 df 41 89 ce e8 1f 0c c9 ff 44 89 f1 e9 28 fe ff ff e8 82 aa 84 ff 0f 0b e8 7b aa 84 ff <0f> 0b 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 [ 54.129125][ T532] RSP: 0018:ffffc90000fa6b00 EFLAGS: 00010293 [ 54.135409][ T532] RAX: ffffffff81eb5ef5 RBX: 00000000000000fa RCX: ffff88811112e540 [ 54.135984][ T536] EXT4-fs error (device loop2): ext4_read_block_bitmap_nowait:477: comm syz.2.18: Invalid block bitmap block 3 in block_group 0 [ 54.143435][ T532] RDX: 0000000000000000 RSI: 0000000000000060 RDI: 0000000000000000 [ 54.143451][ T532] RBP: ffffc90000fa6c50 R08: 0000000000000004 R09: 0000000000000003 [ 54.143463][ T532] R10: fffff520001f4d7c R11: 1ffff920001f4d7c R12: ffff8881284460e8 [ 54.157082][ T536] EXT4-fs error (device loop2): __ext4_get_inode_loc:4509: comm syz.2.18: Invalid inode table block 5 in block_group 0 [ 54.165056][ T532] R13: dffffc0000000000 R14: 0000000000000060 R15: ffff88810cfbfd20 [ 54.173253][ T536] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5917: Corrupt filesystem [ 54.181055][ T532] FS: 00007f83e6c196c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 54.194244][ T536] EXT4-fs error (device loop2): ext4_dirty_inode:6121: inode #19: comm syz.2.18: mark_inode_dirty error [ 54.201723][ T532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.211260][ T536] EXT4-fs error (device loop2): ext4_read_block_bitmap_nowait:477: comm syz.2.18: Invalid block bitmap block 3 in block_group 0 [ 54.219994][ T532] CR2: 00007fd831e92000 CR3: 0000000122b63000 CR4: 00000000003506b0 [ 54.233296][ T536] EXT4-fs error (device loop2): ext4_discard_preallocations:5119: comm syz.2.18: Error -117 reading block bitmap for 0 [ 54.237758][ T532] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.251853][ T536] EXT4-fs error (device loop2): __ext4_get_inode_loc:4509: comm syz.2.18: Invalid inode table block 5 in block_group 0 [ 54.259157][ T532] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.272389][ T536] EXT4-fs error (device loop2) in ext4_reserve_inode_write:5917: Corrupt filesystem [ 54.279627][ T532] Kernel panic - not syncing: Fatal exception [ 54.292443][ T532] Kernel Offset: disabled [ 54.320263][ T532] Rebooting in 86400 seconds..