Warning: Permanently added '10.128.0.201' (ED25519) to the list of known hosts. 2026/01/06 19:39:12 parsed 1 programs Setting up swapspace version 1, size = 127995904 bytes [ 48.277216][ T24] kauditd_printk_skb: 31 callbacks suppressed [ 48.277229][ T24] audit: type=1400 audit(1767728352.740:105): avc: denied { unlink } for pid=420 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" [ 48.316895][ T420] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 48.317081][ T24] audit: type=1400 audit(1767728352.770:106): avc: denied { write } for pid=422 comm="mkswap" path="pipe:[14856]" dev="pipefs" ino=14856 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 48.786596][ T24] audit: type=1400 audit(1767728353.250:107): avc: denied { create } for pid=428 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 48.952896][ T431] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.970761][ T431] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.988026][ T431] device bridge_slave_0 entered promiscuous mode [ 49.028512][ T431] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.035890][ T431] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.044613][ T431] device bridge_slave_1 entered promiscuous mode [ 49.065341][ T24] audit: type=1401 audit(1767728353.520:108): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 49.155691][ T431] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.162908][ T431] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.170587][ T431] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.178215][ T431] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.306975][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.318742][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.334129][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.360332][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.420440][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.454713][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.507326][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.521475][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.532388][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.541068][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.550467][ T431] device veth0_vlan entered promiscuous mode [ 49.572576][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.588737][ T431] device veth1_macvtap entered promiscuous mode [ 49.620651][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.630663][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/01/06 19:39:14 executed programs: 0 [ 49.908597][ T486] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.916514][ T486] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.924103][ T486] device bridge_slave_0 entered promiscuous mode [ 49.958312][ T486] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.966718][ T486] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.975507][ T486] device bridge_slave_1 entered promiscuous mode [ 50.015300][ T488] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.022757][ T488] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.030567][ T488] device bridge_slave_0 entered promiscuous mode [ 50.058563][ T488] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.067474][ T488] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.075874][ T488] device bridge_slave_1 entered promiscuous mode [ 50.124457][ T490] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.132461][ T490] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.140376][ T490] device bridge_slave_0 entered promiscuous mode [ 50.159828][ T490] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.167336][ T490] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.175354][ T490] device bridge_slave_1 entered promiscuous mode [ 50.195241][ T492] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.203169][ T492] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.211798][ T492] device bridge_slave_0 entered promiscuous mode [ 50.222765][ T492] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.231619][ T492] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.239729][ T492] device bridge_slave_1 entered promiscuous mode [ 50.250584][ T493] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.259377][ T493] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.267363][ T493] device bridge_slave_0 entered promiscuous mode [ 50.276584][ T493] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.284355][ T493] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.294461][ T493] device bridge_slave_1 entered promiscuous mode [ 50.458313][ T488] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.466556][ T488] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.474515][ T488] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.482271][ T488] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.513070][ T492] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.521231][ T492] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.530757][ T492] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.539145][ T492] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.555749][ T490] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.564612][ T490] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.572898][ T490] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.582286][ T490] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.617057][ T493] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.625878][ T493] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.635485][ T493] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.644577][ T493] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.662444][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.671179][ T345] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.680359][ T345] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.690558][ T345] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.699644][ T345] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.708241][ T345] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.716501][ T345] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.724212][ T345] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.732061][ T345] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.763114][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.772965][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.781300][ T345] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.790263][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.800336][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.807809][ T345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.835496][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.843486][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.853121][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.862511][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.872304][ T345] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.881169][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.890636][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.898819][ T345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.919808][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.929318][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.942044][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.969658][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.980026][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.988075][ T345] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.997351][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.006535][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.015597][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.026567][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.034251][ T345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.043381][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.053007][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.061969][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.070422][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.078905][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.087625][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.098071][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.107546][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.117652][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.126659][ T345] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.140515][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.150074][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.168371][ T493] device veth0_vlan entered promiscuous mode [ 51.182184][ T488] device veth0_vlan entered promiscuous mode [ 51.198597][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.208115][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.219031][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.227918][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.235657][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.244569][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.253897][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.263138][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.271860][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.278945][ T345] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.287155][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.296442][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.305501][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.314248][ T345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.323374][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.332370][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.340758][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.348900][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.357218][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.366186][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.374674][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.387309][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.396206][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.420287][ T493] device veth1_macvtap entered promiscuous mode [ 51.428762][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.437999][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.446751][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.456835][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.464363][ T345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.472513][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.481250][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.489939][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.498435][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.507201][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.515750][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.531123][ T488] device veth1_macvtap entered promiscuous mode [ 51.549192][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.558323][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.567529][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 51.577136][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.587210][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.595789][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.606770][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.618381][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.628235][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.637854][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.646483][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.655213][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.663267][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.671356][ T490] device veth0_vlan entered promiscuous mode [ 51.683286][ T486] device veth0_vlan entered promiscuous mode [ 51.698132][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.707342][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.716567][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.725387][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.733610][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.742466][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.752604][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.762034][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.771300][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.779486][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.797572][ T345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.839808][ T490] device veth1_macvtap entered promiscuous mode [ 51.848619][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.854731][ T517] ====================================================== [ 51.854731][ T517] WARNING: the mand mount option is being deprecated and [ 51.854731][ T517] will be removed in v5.15! [ 51.854731][ T517] ====================================================== [ 51.858306][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.892472][ T517] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.894702][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.907570][ T517] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 51.930387][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.945525][ T517] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.18: Allocating blocks 497-513 which overlap fs metadata [ 51.947572][ T520] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.962266][ T517] EXT4-fs (loop1): pa ffff88812703d540: logic 128, phys. 385, len 8 [ 51.974303][ T24] audit: type=1400 audit(1767728356.400:109): avc: denied { mount } for pid=516 comm="syz.1.18" name="/" dev="loop1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 51.982917][ T517] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 52.018925][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.033134][ T24] audit: type=1400 audit(1767728356.400:110): avc: denied { write } for pid=516 comm="syz.1.18" name="/" dev="loop1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 52.033651][ T492] device veth0_vlan entered promiscuous mode [ 52.069545][ T486] device veth1_macvtap entered promiscuous mode [ 52.075713][ T24] audit: type=1400 audit(1767728356.400:111): avc: denied { add_name } for pid=516 comm="syz.1.18" name="file1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 52.085293][ T520] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 52.101857][ T24] audit: type=1400 audit(1767728356.400:112): avc: denied { create } for pid=516 comm="syz.1.18" name="file1" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 52.142233][ T520] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.21: Allocating blocks 497-513 which overlap fs metadata [ 52.150644][ T24] audit: type=1400 audit(1767728356.400:113): avc: denied { read write } for pid=516 comm="syz.1.18" name="file1" dev="loop1" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 52.172333][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.195536][ T24] audit: type=1400 audit(1767728356.400:114): avc: denied { open } for pid=516 comm="syz.1.18" path="/0/file1/file1" dev="loop1" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 52.199686][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.226084][ T520] EXT4-fs (loop4): pa ffff88812703d9d8: logic 128, phys. 385, len 8 [ 52.232782][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.240198][ T520] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 52.248447][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.270273][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.272657][ T488] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 52.280626][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.305070][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.311772][ T457] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 52.320026][ T492] device veth1_macvtap entered promiscuous mode [ 52.334227][ T457] EXT4-fs (loop4): This should not happen!! Data will be lost [ 52.334227][ T457] [ 52.354173][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.363379][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.372380][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.381853][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.391258][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.400212][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.409750][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.437642][ T529] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.451094][ T529] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.483588][ T529] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.492531][ T529] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.624410][ T538] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.624437][ T536] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.648250][ T538] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 52.688322][ T536] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 52.728445][ T531] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.730452][ T537] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.754586][ T536] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.22: Allocating blocks 497-513 which overlap fs metadata [ 52.758421][ T531] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 52.772898][ T536] EXT4-fs (loop1): pa ffff888127183c78: logic 128, phys. 385, len 8 [ 52.812291][ T536] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 52.838128][ T542] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 52.838869][ T531] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.23: Allocating blocks 497-513 which overlap fs metadata [ 52.883688][ T531] EXT4-fs (loop4): pa ffff888127183150: logic 128, phys. 385, len 8 [ 52.892711][ T531] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 52.898299][ T538] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.17: Allocating blocks 497-513 which overlap fs metadata [ 52.955300][ T538] EXT4-fs (loop6): pa ffff888127151d20: logic 128, phys. 385, len 8 [ 52.964773][ T538] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 52.965376][ T542] EXT4-fs (loop3): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 52.976984][ T537] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 53.014895][ T542] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.20: Allocating blocks 497-513 which overlap fs metadata [ 53.050873][ T542] EXT4-fs (loop3): pa ffff8881271515e8: logic 128, phys. 385, len 8 [ 53.053579][ T488] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, [ 53.062279][ T542] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 53.082671][ T488] inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 53.131836][ T345] EXT4-fs error (device loop6): ext4_map_blocks:740: inode #15: block 21675737510726: comm kworker/u4:3: lblock 203 mapped to illegal pblock 21675737510726 (length 1) [ 53.133621][ T492] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 53.153745][ T345] EXT4-fs (loop6): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 53.199172][ T537] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.19: Allocating blocks 497-513 which overlap fs metadata [ 53.206324][ T345] EXT4-fs (loop6): This should not happen!! Data will be lost [ 53.206324][ T345] [ 53.228612][ T537] EXT4-fs (loop2): pa ffff888127297498: logic 128, phys. 385, len 8 [ 53.245686][ T537] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 53.262544][ T493] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 53.306379][ T490] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 15: block 225:freeing already freed block (bit 14); block bitmap corrupt. [ 53.476711][ T565] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.493458][ T9] device bridge_slave_1 left promiscuous mode [ 53.499968][ T565] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 53.500532][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.535056][ T9] device bridge_slave_0 left promiscuous mode [ 53.541976][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.550580][ T9] device veth1_macvtap left promiscuous mode [ 53.557405][ T567] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.559835][ T9] device veth0_vlan left promiscuous mode [ 53.577702][ T567] EXT4-fs (loop3): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 53.608301][ T573] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.631588][ T571] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.636139][ T565] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.24: Allocating blocks 497-513 which overlap fs metadata [ 53.656682][ T573] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 53.660846][ T571] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 53.696566][ T576] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 53.718321][ T567] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.26: Allocating blocks 497-513 which overlap fs metadata [ 53.734469][ T573] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.27: Allocating blocks 497-513 which overlap fs metadata [ 53.754081][ T565] EXT4-fs (loop1): pa ffff8881107920a8: logic 128, phys. 385, len 8 [ 53.763015][ T565] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 53.787975][ T576] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 53.820918][ T571] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.25: Allocating blocks 497-513 which overlap fs metadata [ 53.826393][ T567] EXT4-fs (loop3): pa ffff88811a55bbd0: logic 128, phys. 385, len 8 [ 53.836268][ T571] EXT4-fs (loop4): pa ffff88811a55b930: logic 128, phys. 385, len 8 [ 53.844600][ T567] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 53.853056][ T571] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 53.864492][ T565] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.24: Freeing blocks not in datazone - block = 163381504, count = 16 [ 53.876409][ T573] EXT4-fs (loop6): pa ffff88811a6e9f18: logic 128, phys. 385, len 8 [ 53.891444][ T24] kauditd_printk_skb: 14 callbacks suppressed [ 53.891454][ T24] audit: type=1400 audit(1767728358.350:129): avc: denied { read } for pid=566 comm="syz.3.26" name="file1" dev="loop3" ino=14 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=lnk_file permissive=1 [ 53.899299][ T573] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 53.900447][ T590] overlayfs: failed to resolve './bus': -2 [ 53.907076][ T24] audit: type=1400 audit(1767728358.360:130): avc: denied { mounton } for pid=566 comm="syz.3.26" path="/1/file1/file0/file0" dev="loop3" ino=13 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 53.969825][ T576] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.28: Allocating blocks 497-513 which overlap fs metadata [ 53.976405][ T565] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.24: Freeing blocks not in datazone - block = 163359599, count = 21916 [ 54.007472][ T565] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.24: Freeing blocks not in datazone - block = 10703058545392, count = 16 [ 54.026343][ T565] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.24: Freeing blocks not in datazone - block = 10703058534279, count = 11118 [ 54.042570][ T565] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.24: Freeing blocks not in datazone - block = 10703058534272, count = 16 [ 54.045477][ T493] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 225:freeing already freed block (bit 14); block bitmap corrupt. [ 54.058771][ T576] EXT4-fs (loop2): pa ffff88811a55b9d8: logic 128, phys. 385, len 8 [ 54.076584][ T565] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.24: Freeing blocks not in datazone - block = 384448016, count = 16 [ 54.082010][ T576] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 54.108856][ T565] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.24: Freeing blocks not in datazone - block = 384415376, count = 32647 [ 54.126356][ T565] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.24: Freeing blocks not in datazone - block = 384415376, count = 16 [ 54.149727][ T486] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 54.182323][ T490] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 54.183506][ T562] ================================================================== [ 54.205847][ T562] BUG: KASAN: use-after-free in ext4_find_extent+0xbeb/0xe20 [ 54.213308][ T562] Read of size 4 at addr ffff888130564358 by task kworker/u4:6/562 [ 54.221794][ T562] [ 54.224491][ T562] CPU: 1 PID: 562 Comm: kworker/u4:6 Not tainted syzkaller #0 [ 54.232549][ T562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 54.243325][ T562] Workqueue: writeback wb_workfn (flush-7:1) [ 54.249717][ T562] Call Trace: [ 54.253189][ T562] __dump_stack+0x21/0x24 [ 54.258245][ T562] dump_stack_lvl+0x169/0x1d8 [ 54.263094][ T562] ? show_regs_print_info+0x18/0x18 [ 54.268563][ T562] ? thaw_kernel_threads+0x220/0x220 [ 54.274289][ T562] print_address_description+0x7f/0x2c0 [ 54.280903][ T562] ? ext4_find_extent+0xbeb/0xe20 [ 54.286193][ T562] kasan_report+0xe2/0x130 [ 54.291155][ T562] ? __read_extent_tree_block+0x1e8/0x790 [ 54.297446][ T562] ? ext4_find_extent+0xbeb/0xe20 [ 54.303666][ T562] __asan_report_load4_noabort+0x14/0x20 [ 54.310349][ T562] ext4_find_extent+0xbeb/0xe20 [ 54.315574][ T562] ext4_ext_map_blocks+0x1dc/0x5d80 [ 54.321048][ T562] ? _raw_write_unlock+0x2b/0x60 [ 54.326148][ T562] ? worker_thread+0xa6a/0x13b0 [ 54.331193][ T562] ? kthread+0x346/0x3d0 [ 54.335615][ T562] ? ext4_ext_release+0x10/0x10 [ 54.340725][ T562] ? ext4_fc_track_template+0xb5/0x600 [ 54.346271][ T562] ? ext4_fc_track_range+0x250/0x250 [ 54.351810][ T562] ? ext4_es_lookup_extent+0x54c/0x900 [ 54.357502][ T562] ext4_map_blocks+0x978/0x1bc0 [ 54.362826][ T562] ? ext4_issue_zeroout+0x1a0/0x1a0 [ 54.368593][ T562] ? __kasan_check_read+0x11/0x20 [ 54.374771][ T562] ? ext4_inode_journal_mode+0x19a/0x480 [ 54.380573][ T562] ext4_writepages+0x11d5/0x2e00 [ 54.386138][ T562] ? ext4_readpage+0x220/0x220 [ 54.391253][ T562] ? worker_thread+0xa6a/0x13b0 [ 54.396441][ T562] ? kthread+0x346/0x3d0 [ 54.400802][ T562] ? ret_from_fork+0x1f/0x30 [ 54.405794][ T562] ? ext4_readpage+0x220/0x220 [ 54.411441][ T562] do_writepages+0x12a/0x270 [ 54.416295][ T562] ? __writepage+0x130/0x130 [ 54.421134][ T562] ? __kasan_check_write+0x14/0x20 [ 54.426674][ T562] ? _raw_spin_lock+0x8e/0xe0 [ 54.432376][ T562] ? __kasan_check_write+0x14/0x20 [ 54.437672][ T562] ? _raw_spin_lock+0x8e/0xe0 [ 54.442969][ T562] __writeback_single_inode+0xd5/0xa20 [ 54.448885][ T562] ? wbc_attach_and_unlock_inode+0x171/0x590 [ 54.455391][ T562] writeback_sb_inodes+0x860/0x1400 [ 54.460968][ T562] ? queue_io+0x4c0/0x4c0 [ 54.465672][ T562] ? __kasan_check_read+0x11/0x20 [ 54.471036][ T562] ? queue_io+0x385/0x4c0 [ 54.475458][ T562] wb_writeback+0x3e3/0xb90 [ 54.480089][ T562] ? wb_io_lists_depopulated+0x180/0x180 [ 54.486386][ T562] ? set_worker_desc+0x155/0x1c0 [ 54.492324][ T562] ? __kasan_check_write+0x14/0x20 [ 54.497626][ T562] ? __kasan_check_write+0x14/0x20 [ 54.502985][ T562] ? set_next_entity+0xb4/0x5d0 [ 54.508416][ T562] wb_workfn+0x38f/0xe20 [ 54.513186][ T562] ? inode_wait_for_writeback+0x200/0x200 [ 54.519077][ T562] ? __update_idle_core+0x2a0/0x2a0 [ 54.524974][ T562] ? update_rq_clock+0xcb/0x660 [ 54.529889][ T562] ? task_rq_lock+0x2d0/0x2d0 [ 54.535023][ T562] ? release_firmware_map_entry+0x18d/0x18d [ 54.541399][ T562] ? _raw_spin_unlock_irq+0x4e/0x70 [ 54.546774][ T562] ? __schedule+0xc92/0x1310 [ 54.551534][ T562] ? __kasan_check_read+0x11/0x20 [ 54.556800][ T562] ? read_word_at_a_time+0x12/0x20 [ 54.562397][ T562] ? strscpy+0x9b/0x290 [ 54.566782][ T562] process_one_work+0x6e1/0xba0 [ 54.571815][ T562] worker_thread+0xa6a/0x13b0 [ 54.576586][ T562] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 54.582572][ T562] ? __kasan_check_read+0x11/0x20 [ 54.588075][ T562] kthread+0x346/0x3d0 [ 54.592243][ T562] ? worker_clr_flags+0x190/0x190 [ 54.597882][ T562] ? kthread_blkcg+0xd0/0xd0 [ 54.602477][ T562] ret_from_fork+0x1f/0x30 [ 54.607473][ T562] [ 54.610017][ T562] The buggy address belongs to the page: [ 54.616234][ T562] page:ffffea0004c15900 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x130564 [ 54.627390][ T562] flags: 0x4000000000000000() [ 54.632895][ T562] raw: 4000000000000000 ffffea0004c1bd48 ffffea0004841c08 0000000000000000 [ 54.642784][ T562] raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 [ 54.651649][ T562] page dumped because: kasan: bad access detected [ 54.658267][ T562] page_owner tracks the page as freed [ 54.663942][ T562] page last allocated via order 0, migratetype Movable, gfp_mask 0x8100dca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO|0x8000000), pid 559, ts 53484447210, free_ts 53485873765 [ 54.681178][ T562] prep_new_page+0x179/0x180 [ 54.686531][ T562] get_page_from_freelist+0x2235/0x23d0 [ 54.692719][ T562] __alloc_pages_nodemask+0x268/0x5f0 [ 54.698347][ T562] handle_pte_fault+0x1719/0x3750 [ 54.703536][ T562] handle_mm_fault+0xf3f/0x16a0 [ 54.708596][ T562] do_user_addr_fault+0x5a2/0xc80 [ 54.713616][ T562] exc_page_fault+0x5a/0xc0 [ 54.718286][ T562] asm_exc_page_fault+0x1e/0x30 [ 54.723305][ T562] page last free stack trace: [ 54.728420][ T562] free_unref_page_prepare+0x2b7/0x2d0 [ 54.735090][ T562] free_unref_page_list+0x12e/0x9b0 [ 54.741087][ T562] release_pages+0xe38/0xe80 [ 54.745773][ T562] free_pages_and_swap_cache+0x86/0xa0 [ 54.751317][ T562] tlb_finish_mmu+0x175/0x300 [ 54.756606][ T562] unmap_region+0x32c/0x380 [ 54.761414][ T562] __do_munmap+0x63c/0x850 [ 54.765927][ T562] __se_sys_munmap+0x127/0x1b0 [ 54.770891][ T562] __x64_sys_munmap+0x5b/0x70 [ 54.775572][ T562] do_syscall_64+0x31/0x40 [ 54.780256][ T562] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 54.786551][ T562] [ 54.789330][ T562] Memory state around the buggy address: [ 54.795150][ T562] ffff888130564200: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 54.803873][ T562] ffff888130564280: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 54.812034][ T562] >ffff888130564300: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 54.820696][ T562] ^ 2026/01/06 19:39:19 executed programs: 26 [ 54.828001][ T562] ffff888130564380: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 54.836245][ T562] ffff888130564400: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 54.844309][ T562] ================================================================== [ 54.852356][ T562] Disabling lock debugging due to kernel taint [ 54.864964][ T24] audit: type=1400 audit(1767728359.320:131): avc: denied { read } for pid=77 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 [ 54.865454][ T562] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 54.891258][ T24] audit: type=1400 audit(1767728359.320:132): avc: denied { search } for pid=77 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 [ 54.905385][ T562] EXT4-fs (loop1): This should not happen!! Data will be lost [ 54.905385][ T562] [ 54.926515][ T24] audit: type=1400 audit(1767728359.320:133): avc: denied { write } for pid=77 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 [ 54.959189][ T24] audit: type=1400 audit(1767728359.320:134): avc: denied { add_name } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 54.961355][ T488] ------------[ cut here ]------------ [ 54.980913][ T24] audit: type=1400 audit(1767728359.320:135): avc: denied { create } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 54.986440][ T488] WARNING: CPU: 1 PID: 488 at fs/ext4/mballoc.c:1486 mb_free_blocks+0xdc4/0x11c0 [ 55.007975][ T24] audit: type=1400 audit(1767728359.320:136): avc: denied { append open } for pid=77 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 55.017658][ T488] Modules linked in: [ 55.042722][ T24] audit: type=1400 audit(1767728359.320:137): avc: denied { getattr } for pid=77 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 55.046725][ T488] CPU: 1 PID: 488 Comm: syz-executor Tainted: G B syzkaller #0 [ 55.081783][ T488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 55.092281][ T488] RIP: 0010:mb_free_blocks+0xdc4/0x11c0 [ 55.097885][ T488] Code: 85 b6 02 00 00 48 8b 45 d0 44 89 28 eb 05 e8 03 61 91 ff 48 81 c4 90 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ec 60 91 ff <0f> 0b eb e5 e8 e3 60 91 ff eb de 48 8b 45 88 42 80 3c 28 00 48 8b [ 55.119545][ T488] RSP: 0018:ffffc900017a7458 EFLAGS: 00010293 [ 55.126397][ T488] RAX: ffffffff81d24394 RBX: ffff88812025e000 RCX: ffff888115d393c0 [ 55.134605][ T488] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 55.142990][ T488] RBP: ffffc900017a7510 R08: dffffc0000000000 R09: ffffed1023989a7f [ 55.151728][ T488] R10: ffffed1023989a7f R11: 1ffff11023989a7e R12: 0000000000000000 [ 55.160045][ T488] R13: dffffc0000000000 R14: 0000000000000002 R15: 0000000000000002 [ 55.169294][ T488] FS: 0000555560bf8500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 55.178815][ T488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.185692][ T488] CR2: 0000555560c2b568 CR3: 000000011487f000 CR4: 00000000003506a0 [ 55.194112][ T488] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.202603][ T488] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.210954][ T488] Call Trace: [ 55.214453][ T488] ? __kasan_check_write+0x14/0x20 [ 55.219733][ T488] ? _raw_spin_trylock+0xb1/0x140 [ 55.224966][ T488] ? __lock_text_start+0x8/0x8 [ 55.229954][ T488] ext4_free_blocks+0x1728/0x22a0 [ 55.235465][ T488] ? ext4_mb_discard_preallocations_should_retry+0x600/0x600 [ 55.243339][ T488] ? __ext4_journal_get_write_access+0x21b/0x490 [ 55.250214][ T488] ? __ext4_journal_ensure_credits+0x430/0x430 [ 55.256949][ T488] ? ext4_inode_journal_mode+0x19a/0x480 [ 55.262941][ T488] ? ext4_datasem_ensure_credits+0xee/0x140 [ 55.269079][ T488] ext4_ext_remove_space+0x22c1/0x4920 [ 55.275004][ T488] ? __kasan_slab_free+0x11/0x20 [ 55.280391][ T488] ? slab_free_freelist_hook+0xc5/0x190 [ 55.286374][ T488] ? ext4_da_release_space+0x19f/0x410 [ 55.292364][ T488] ? ext4_ext_index_trans_blocks+0x100/0x100 [ 55.299073][ T488] ext4_ext_truncate+0x169/0x1f0 [ 55.304238][ T488] ext4_truncate+0xaea/0x1290 [ 55.309241][ T488] ? __ext4_mark_inode_dirty+0x610/0x610 [ 55.315648][ T488] ext4_evict_inode+0xf4f/0x1760 [ 55.321085][ T488] ? _raw_spin_unlock+0x4d/0x70 [ 55.326796][ T488] ? ext4_inode_is_fast_symlink+0x370/0x370 [ 55.333177][ T488] ? inode_io_list_del_locked+0x1b3/0x210 [ 55.339225][ T488] ? _raw_spin_unlock+0x4d/0x70 [ 55.344749][ T488] ? ext4_inode_is_fast_symlink+0x370/0x370 [ 55.351309][ T488] evict+0x478/0x910 [ 55.355535][ T488] ? mode_strip_sgid+0x160/0x160 [ 55.360930][ T488] ? _raw_spin_lock+0x8e/0xe0 [ 55.366195][ T488] ? _raw_spin_trylock_bh+0x130/0x130 [ 55.372645][ T488] ? iput+0x291/0x7c0 [ 55.376855][ T488] ? __kasan_check_write+0x14/0x20 [ 55.382298][ T488] iput+0x638/0x7c0 [ 55.386629][ T488] do_unlinkat+0x33f/0x670 [ 55.391400][ T488] ? __check_object_size+0x2f4/0x3c0 [ 55.397193][ T488] ? fsnotify_link_count+0x90/0x90 [ 55.402741][ T488] ? getname_flags+0x206/0x500 [ 55.407678][ T488] __x64_sys_unlink+0x49/0x50 [ 55.412773][ T488] do_syscall_64+0x31/0x40 [ 55.417374][ T488] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 55.423379][ T488] RIP: 0033:0x7f10775d7cf7 [ 55.428200][ T488] Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 55.448639][ T488] RSP: 002b:00007ffc8fc2c818 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 55.457260][ T488] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f10775d7cf7 [ 55.466448][ T488] RDX: 00007ffc8fc2c840 RSI: 00007ffc8fc2c8d0 RDI: 00007ffc8fc2c8d0 [ 55.474697][ T488] RBP: 00007ffc8fc2c8d0 R08: 0000000000000000 R09: 0000000000000000 [ 55.483074][ T488] R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffc8fc2d9c0 [ 55.491418][ T488] R13: 00007f107765cd7d R14: 000000000000d33c R15: 00007ffc8fc2ea90 [ 55.500156][ T488] ---[ end trace 89d5e0e9fe6aafb3 ]--- [ 55.510754][ T488] EXT4-fs warning (device loop1): ext4_evict_inode:303: xattr delete (err -117) [ 55.797063][ T600] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.807657][ T596] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.823561][ T598] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.825507][ T603] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.841640][ T596] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 55.858731][ T600] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 55.879109][ T598] EXT4-fs (loop3): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 55.930907][ T603] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 55.964191][ T608] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 55.970795][ T596] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.29: Allocating blocks 497-513 which overlap fs metadata [ 55.983354][ T598] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.32: Allocating blocks 497-513 which overlap fs metadata [ 55.993666][ T603] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.30: Allocating blocks 497-513 which overlap fs metadata [ 56.011761][ T600] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.31: Allocating blocks 497-513 which overlap fs metadata [ 56.040516][ T596] EXT4-fs (loop4): pa ffff88811a6e9c78: logic 128, phys. 385, len 8 [ 56.050510][ T596] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 56.069900][ T598] EXT4-fs (loop3): pa ffff88811a5df498: logic 128, phys. 385, len 8 [ 56.072361][ T603] EXT4-fs (loop6): pa ffff888110792a80: logic 128, phys. 385, len 8 [ 56.078038][ T598] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 56.086180][ T603] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 56.113499][ T600] EXT4-fs (loop2): pa ffff8881107ad690: logic 128, phys. 385, len 8 [ 56.122028][ T600] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 56.154592][ T608] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 56.161783][ T562] EXT4-fs error (device loop4): ext4_ext_split:1073: inode #15: comm kworker/u4:6: p_ext > EXT_MAX_EXTENT! [ 56.197388][ T492] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 56.218455][ T608] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.33: Allocating blocks 497-513 which overlap fs metadata [ 56.231485][ T562] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 56.233437][ T608] EXT4-fs (loop1): pa ffff88811a5863f0: logic 128, phys. 385, len 8 [ 56.253331][ T608] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 56.257122][ T529] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 56.264338][ T562] EXT4-fs (loop4): This should not happen!! Data will be lost [ 56.264338][ T562] [ 56.280615][ T486] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 56.287931][ T529] EXT4-fs (loop2): This should not happen!! Data will be lost [ 56.287931][ T529] [ 56.336639][ T488] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 56.688688][ T630] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.698221][ T631] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.701643][ T627] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.714495][ T629] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.731750][ T631] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 56.740648][ T630] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 56.792332][ T633] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.792458][ T627] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 56.819117][ T631] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.38: Allocating blocks 497-513 which overlap fs metadata [ 56.842899][ T627] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.37: Allocating blocks 497-513 which overlap fs metadata [ 56.851140][ T630] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.35: Allocating blocks 497-513 which overlap fs metadata [ 56.861027][ T627] EXT4-fs (loop2): pa ffff88811a586888: logic 128, phys. 385, len 8 [ 56.876359][ T629] EXT4-fs (loop3): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 56.884052][ T627] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 56.912360][ T630] EXT4-fs (loop4): pa ffff88811a410738: logic 128, phys. 385, len 8 [ 56.928348][ T630] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 56.944910][ T629] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.34: Allocating blocks 497-513 which overlap fs metadata [ 56.951925][ T631] EXT4-fs (loop1): pa ffff88811a410000: logic 128, phys. 385, len 8 [ 56.968108][ T631] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 56.986138][ T629] EXT4-fs (loop3): pa ffff8881107ad540: logic 128, phys. 385, len 8 [ 56.994461][ T629] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 56.999575][ T633] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 57.034261][ T493] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 57.045430][ T633] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.36: Allocating blocks 497-513 which overlap fs metadata [ 57.086541][ T562] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 57.089688][ T490] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 57.100472][ T562] EXT4-fs (loop1): This should not happen!! Data will be lost [ 57.100472][ T562] [ 57.117955][ T49] EXT4-fs error (device loop3): ext4_ext_split:1073: inode #15: comm kworker/u4:2: p_ext > EXT_MAX_EXTENT! [ 57.137552][ T633] EXT4-fs (loop6): pa ffff88812730e738: logic 128, phys. 385, len 8 [ 57.145737][ T633] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 57.158507][ T49] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 57.171890][ T49] EXT4-fs (loop3): This should not happen!! Data will be lost [ 57.171890][ T49] [ 57.176560][ T653] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.211530][ T653] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 57.240173][ T486] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 57.326079][ T653] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.39: Allocating blocks 497-513 which overlap fs metadata [ 57.341176][ T653] EXT4-fs (loop4): pa ffff88812730e930: logic 128, phys. 385, len 8 [ 57.349948][ T653] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 57.393757][ T493] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 57.427313][ T658] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.440585][ T660] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.447565][ T658] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 57.487318][ T660] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 57.508495][ T666] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.537165][ T666] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 57.582779][ T660] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.41: Allocating blocks 497-513 which overlap fs metadata [ 57.586655][ T663] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.600528][ T658] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.40: Allocating blocks 497-513 which overlap fs metadata [ 57.611234][ T660] EXT4-fs (loop1): pa ffff8881273561f8: logic 128, phys. 385, len 8 [ 57.632975][ T660] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 57.639226][ T658] EXT4-fs (loop2): pa ffff8881273565e8: logic 128, phys. 385, len 8 [ 57.652310][ T658] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 57.663846][ T676] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 57.668944][ T666] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.43: Allocating blocks 497-513 which overlap fs metadata [ 57.706956][ T663] EXT4-fs (loop3): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 57.733321][ T666] EXT4-fs (loop6): pa ffff88812730e9d8: logic 128, phys. 385, len 8 [ 57.742218][ T666] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 57.760365][ T663] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.42: Allocating blocks 497-513 which overlap fs metadata [ 57.770852][ T676] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 57.783890][ T49] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 57.819411][ T49] EXT4-fs (loop2): This should not happen!! Data will be lost [ 57.819411][ T49] [ 57.819767][ T663] EXT4-fs (loop3): pa ffff888125cf61f8: logic 128, phys. 385, len 8 [ 57.838854][ T663] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 57.861530][ T676] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.44: Allocating blocks 497-513 which overlap fs metadata [ 57.867468][ T488] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 57.878336][ T676] EXT4-fs (loop4): pa ffff888125cf6348: logic 128, phys. 385, len 8 [ 57.900334][ T676] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 57.915609][ T486] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 57.940009][ T562] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 57.953434][ T562] EXT4-fs (loop3): This should not happen!! Data will be lost [ 57.953434][ T562] [ 57.966354][ T345] EXT4-fs error (device loop4): ext4_ext_split:1073: inode #15: comm kworker/u4:3: p_ext > EXT_MAX_EXTENT! [ 57.978285][ T345] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 15: block 289:freeing already freed block (bit 18); block bitmap corrupt. [ 57.994643][ T345] EXT4-fs (loop4): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 58.007621][ T345] EXT4-fs (loop4): This should not happen!! Data will be lost [ 58.007621][ T345] [ 58.218947][ T691] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.237847][ T691] EXT4-fs (loop3): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 58.278119][ T691] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.48: Allocating blocks 497-513 which overlap fs metadata [ 58.278683][ T687] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.292979][ T691] EXT4-fs (loop3): pa ffff888125ca7f18: logic 128, phys. 385, len 8 [ 58.314113][ T691] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 58.322294][ T694] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.338860][ T687] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 58.369609][ T492] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 58.369717][ T694] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 58.391478][ T695] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.415865][ T687] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.45: Allocating blocks 497-513 which overlap fs metadata [ 58.438737][ T687] EXT4-fs (loop1): pa ffff888127369888: logic 128, phys. 385, len 8 [ 58.447347][ T687] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 58.449072][ T695] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 58.492180][ T699] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.514234][ T488] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 58.517233][ T694] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.46: Allocating blocks 497-513 which overlap fs metadata [ 58.544618][ T694] EXT4-fs (loop2): pa ffff8881273f62a0: logic 128, phys. 385, len 8 [ 58.552844][ T694] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 58.565759][ T711] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.586774][ T695] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.47: Allocating blocks 497-513 which overlap fs metadata [ 58.607066][ T699] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 58.607077][ T711] EXT4-fs (loop3): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 58.607403][ T695] EXT4-fs (loop6): pa ffff8881273f61f8: logic 128, phys. 385, len 8 [ 58.668223][ T695] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 58.687895][ T490] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 58.730224][ T699] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.49: Allocating blocks 497-513 which overlap fs metadata [ 58.730788][ T711] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.50: Allocating blocks 497-513 which overlap fs metadata [ 58.759416][ T711] EXT4-fs (loop3): pa ffff888125cd0dc8: logic 128, phys. 385, len 8 [ 58.759444][ T699] EXT4-fs (loop4): pa ffff888125cd0c78: logic 128, phys. 385, len 8 [ 58.768007][ T711] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, [ 58.776432][ T699] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 58.789358][ T486] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 58.796313][ T711] free 0, pa_free 1 [ 58.838252][ T345] EXT4-fs error (device loop3): ext4_ext_split:1073: inode #15: comm kworker/u4:3: p_ext > EXT_MAX_EXTENT! [ 58.851594][ T345] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 58.857401][ T493] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 58.865148][ T345] EXT4-fs (loop3): This should not happen!! Data will be lost [ 58.865148][ T345] [ 58.936360][ T720] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 58.957627][ T720] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 59.033961][ T720] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.51: Allocating blocks 497-513 which overlap fs metadata [ 59.056229][ T725] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.070170][ T720] EXT4-fs (loop1): pa ffff888125d3ddc8: logic 128, phys. 385, len 8 [ 59.078395][ T720] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 59.090531][ T726] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.099288][ T725] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 59.138356][ T726] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 59.166988][ T488] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 59.234877][ T733] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.240215][ T725] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.52: Allocating blocks 497-513 which overlap fs metadata [ 59.262022][ T725] EXT4-fs (loop2): pa ffff888125d3db28: logic 128, phys. 385, len 8 [ 59.270909][ T725] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 59.271420][ T726] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.53: Allocating blocks 497-513 which overlap fs metadata [ 59.293688][ T733] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 59.296325][ T726] EXT4-fs (loop6): pa ffff888125e8b000: logic 128, phys. 385, len 8 [ 59.331354][ T726] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 59.345915][ T490] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 59.354872][ T734] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.382343][ T733] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.54: Allocating blocks 497-513 which overlap fs metadata [ 59.415684][ T733] EXT4-fs (loop4): pa ffff888125e8b738: logic 128, phys. 385, len 8 [ 59.417827][ T486] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 59.424247][ T733] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 59.440113][ T734] EXT4-fs (loop3): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 59.484959][ T746] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.512507][ T493] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 59.543902][ T734] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.55: Allocating blocks 497-513 which overlap fs metadata [ 59.559549][ T734] EXT4-fs (loop3): pa ffff8881273a4348: logic 128, phys. 385, len 8 [ 59.567973][ T734] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 59.579827][ T746] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 59.581606][ T751] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.628811][ T751] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 59.657159][ T492] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 59.666135][ T746] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.56: Allocating blocks 497-513 which overlap fs metadata [ 59.686744][ T746] EXT4-fs (loop1): pa ffff88811a77a9d8: logic 128, phys. 385, len 8 [ 59.695252][ T746] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 59.730395][ T754] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.741034][ T751] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.58: Allocating blocks 497-513 which overlap fs metadata [ 59.764229][ T751] EXT4-fs (loop6): pa ffff8881273a43f0: logic 128, phys. 385, len 8 [ 59.765943][ T488] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, [ 59.772586][ T751] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 59.791888][ T488] inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 59.804942][ T754] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 59.834291][ T486] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 60.062877][ T762] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.099930][ T762] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 60.147609][ T769] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.152981][ T754] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.57: Allocating blocks 497-513 which overlap fs metadata [ 60.166764][ T762] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.59: Allocating blocks 497-513 which overlap fs metadata [ 60.174310][ T754] EXT4-fs (loop2): pa ffff88811a74c150: logic 128, phys. 385, len 8 [ 60.188508][ T762] EXT4-fs (loop4): pa ffff888125ec9f18: logic 128, phys. 385, len 8 [ 60.196238][ T754] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 60.204689][ T762] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 60.227236][ T769] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue 2026/01/06 19:39:24 executed programs: 56 [ 60.253512][ T771] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.262260][ T49] EXT4-fs (loop2): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 60.280853][ T49] EXT4-fs (loop2): This should not happen!! Data will be lost [ 60.280853][ T49] [ 60.302495][ T769] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.61: Allocating blocks 497-513 which overlap fs metadata [ 60.317654][ T771] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 60.352777][ T493] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 60.353716][ T764] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.369349][ T769] EXT4-fs (loop1): pa ffff888125e357e0: logic 128, phys. 385, len 8 [ 60.390693][ T769] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 60.410437][ T771] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.62: Allocating blocks 497-513 which overlap fs metadata [ 60.425384][ T771] EXT4-fs (loop6): pa ffff888125e35888: logic 128, phys. 385, len 8 [ 60.434348][ T771] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 60.460840][ T345] EXT4-fs error (device loop1): ext4_map_blocks:740: inode #15: block 108204929658670: comm kworker/u4:3: lblock 203 mapped to illegal pblock 108204929658670 (length 1) [ 60.481665][ T764] EXT4-fs (loop3): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 60.510003][ T345] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 60.534159][ T345] EXT4-fs (loop1): This should not happen!! Data will be lost [ 60.534159][ T345] [ 60.551010][ T486] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 60.585378][ T785] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.604831][ T764] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.60: Allocating blocks 497-513 which overlap fs metadata [ 60.620484][ T764] EXT4-fs (loop3): pa ffff888130841498: logic 128, phys. 385, len 8 [ 60.628839][ T764] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 60.632878][ T785] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 60.641432][ T790] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.680809][ T785] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.63: Allocating blocks 497-513 which overlap fs metadata [ 60.697254][ T785] EXT4-fs (loop2): pa ffff8881308392a0: logic 128, phys. 385, len 8 [ 60.705456][ T785] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 60.737158][ T790] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 60.738409][ T492] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 60.783617][ T490] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 60.809277][ T790] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.64: Allocating blocks 497-513 which overlap fs metadata [ 60.824840][ T790] EXT4-fs (loop4): pa ffff888130839150: logic 128, phys. 385, len 8 [ 60.833347][ T790] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 60.879369][ T493] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 60.969417][ T795] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 60.997573][ T795] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 61.008578][ T800] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.038737][ T802] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.047307][ T800] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 61.087765][ T802] EXT4-fs (loop3): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 61.126134][ T807] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.129487][ T795] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.65: Allocating blocks 497-513 which overlap fs metadata [ 61.142341][ T800] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.66: Allocating blocks 497-513 which overlap fs metadata [ 61.154203][ T795] EXT4-fs (loop1): pa ffff8881308ae000: logic 128, phys. 385, len 8 [ 61.168290][ T800] EXT4-fs (loop6): pa ffff888125f29498: logic 128, phys. 385, len 8 [ 61.175746][ T795] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 61.184350][ T800] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 61.213988][ T808] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.227494][ T807] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 61.277656][ T802] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.67: Allocating blocks 497-513 which overlap fs metadata [ 61.293250][ T802] EXT4-fs (loop3): pa ffff888125e52bd0: logic 128, phys. 385, len 8 [ 61.298997][ T807] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.68: Allocating blocks 497-513 which overlap fs metadata [ 61.301522][ T802] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 61.316191][ T807] EXT4-fs (loop2): pa ffff888125e52dc8: logic 128, phys. 385, len 8 [ 61.334603][ T807] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 61.352612][ T486] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 61.358835][ T529] EXT4-fs error (device loop1): ext4_ext_map_blocks:4178: inode #15: comm kworker/u4:5: bad extent address lblock: 203, depth: 1 pblock 0 [ 61.376563][ T808] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 61.383493][ T529] EXT4-fs (loop1): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 61.422915][ T529] EXT4-fs (loop1): This should not happen!! Data will be lost [ 61.422915][ T529] [ 61.438866][ T808] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.69: Allocating blocks 497-513 which overlap fs metadata [ 61.453833][ T808] EXT4-fs (loop4): pa ffff888130891f18: logic 128, phys. 385, len 8 [ 61.457220][ T492] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 61.462329][ T808] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 61.491940][ T488] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 15: block 257:freeing already freed block (bit 16); block bitmap corrupt. [ 61.525627][ T490] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 61.545941][ T493] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 61.776923][ T827] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 61.802691][ T827] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 62.010317][ T831] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.016236][ T827] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.70: Allocating blocks 497-513 which overlap fs metadata [ 62.024105][ T834] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.044650][ T827] EXT4-fs (loop6): pa ffff8881308ed9d8: logic 128, phys. 385, len 8 [ 62.065792][ T827] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 62.078839][ T831] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 62.087107][ T834] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 62.136816][ T833] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.151261][ T840] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 62.161432][ T831] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.71: Allocating blocks 497-513 which overlap fs metadata [ 62.183438][ T562] EXT4-fs error (device loop6): ext4_ext_map_blocks:4178: inode #15: comm kworker/u4:6: bad extent address lblock: 203, depth: 1 pblock 0 [ 62.199358][ T831] EXT4-fs (loop1): pa ffff8881308ed738: logic 128, phys. 385, len 8 [ 62.204334][ T834] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.73: Allocating blocks 497-513 which overlap fs metadata [ 62.209317][ T831] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 62.227389][ T833] EXT4-fs (loop3): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 62.239093][ T834] EXT4-fs (loop2): pa ffff8881308aedc8: logic 128, phys. 385, len 8 [ 62.265186][ T562] EXT4-fs (loop6): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 62.274830][ T834] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 62.310629][ T833] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.72: Allocating blocks 497-513 which overlap fs metadata [ 62.326047][ T562] EXT4-fs (loop6): This should not happen!! Data will be lost [ 62.326047][ T562] [ 62.332977][ T833] EXT4-fs (loop3): pa ffff8881270e5540: logic 128, phys. 385, len 8 [ 62.337481][ T840] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 62.345668][ T833] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 62.393551][ T488] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 62.409600][ T840] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.74: Allocating blocks 497-513 which overlap fs metadata [ 62.426917][ T486] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, inode 15: block 257:freeing already freed block (bit 16); block bitmap corrupt. [ 62.427995][ T490] EXT4-fs error (device loop2): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 62.445829][ T840] EXT4-fs (loop4): pa ffff8881308ca2a0: logic 128, phys. 385, len 8 [ 62.468818][ T840] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 62.495011][ T562] EXT4-fs error (device loop3): ext4_map_blocks:740: inode #15: block 25198573147751: comm kworker/u4:6: lblock 203 mapped to illegal pblock 25198573147751 (length 1) [ 62.512443][ T562] EXT4-fs (loop3): Delayed block allocation failed for inode 15 at logical offset 203 with max blocks 1 with error 117 [ 62.515574][ T493] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 62.525666][ T562] EXT4-fs (loop3): This should not happen!! Data will be lost [ 62.525666][ T562] [ 63.041451][ T855] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.067215][ T855] EXT4-fs (loop6): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 63.167629][ T862] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.179700][ T861] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.181141][ T857] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.207812][ T862] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 63.209409][ T861] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 63.265074][ T857] EXT4-fs (loop1): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 63.298622][ T869] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.307777][ T855] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.75: Allocating blocks 497-513 which overlap fs metadata [ 63.332079][ T862] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.79: Allocating blocks 497-513 which overlap fs metadata [ 63.355304][ T855] EXT4-fs (loop6): pa ffff8881308ca498: logic 128, phys. 385, len 8 [ 63.363829][ T855] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 63.373641][ T862] EXT4-fs (loop4): pa ffff8881308d02a0: logic 128, phys. 385, len 8 [ 63.375707][ T861] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3342: comm syz.2.77: Allocating blocks 497-513 which overlap fs metadata [ 63.383008][ T862] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 63.411431][ T24] audit: type=1400 audit(1767728367.870:138): avc: denied { setattr } for pid=856 comm="syz.1.76" name="#20" dev="loop1" ino=20 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 63.414000][ T861] EXT4-fs (loop2): pa ffff8881308d01f8: logic 128, phys. 385, len 8 [ 63.441542][ T869] EXT4-fs (loop3): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 63.443851][ T861] EXT4-fs error (device loop2): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 63.478215][ T869] EXT4-fs error (device loop3): ext4_mb_mark_diskspace_used:3342: comm syz.3.78: Allocating blocks 497-513 which overlap fs metadata [ 63.497337][ T869] EXT4-fs (loop3): pa ffff88812703d2a0: logic 128, phys. 385, len 8 [ 63.505771][ T869] EXT4-fs error (device loop3): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 63.510362][ T24] audit: type=1400 audit(1767728367.870:139): avc: denied { link } for pid=856 comm="syz.1.76" name="#20" dev="loop1" ino=20 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 63.534231][ T861] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz.2.77: Freeing blocks not in datazone - block = 104906428377552, count = 16 [ 63.557030][ T486] EXT4-fs error (device loop6): mb_free_blocks:1524: group 0, [ 63.557038][ T493] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: [ 63.564810][ T486] inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 63.581483][ T861] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz.2.77: Freeing blocks not in datazone - block = 104906428348005, count = 29552 [ 63.583251][ T493] block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 63.599400][ T861] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz.2.77: Freeing blocks not in datazone - block = 104906428348000, count = 16 [ 63.623693][ T488] EXT4-fs error (device loop1): mb_free_blocks:1524: group 0, inode 18: block 81:freeing already freed block (bit 5); block bitmap corrupt. [ 63.625376][ T492] EXT4-fs error (device loop3): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 63.640919][ T861] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz.2.77: Freeing blocks not in datazone - block = 110425293836496, count = 16 [ 63.669147][ T861] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz.2.77: Freeing blocks not in datazone - block = 110425293811570, count = 24927 [ 63.685062][ T861] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz.2.77: Freeing blocks not in datazone - block = 110425293811568, count = 16 [ 63.701150][ T861] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz.2.77: Freeing blocks not in datazone - block = 104815983114160, count = 16 [ 63.716723][ T861] EXT4-fs error (device loop2): ext4_free_blocks:5685: comm syz.2.77: Freeing blocks not in datazone - block = 104815983096927, count = 17235 [ 63.838249][ T883] EXT4-fs (loop4): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.852402][ T887] EXT4-fs (loop1): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.867454][ T883] EXT4-fs (loop4): mounted filesystem without journal. Opts: dioread_nolock,noauto_da_alloc,inlinecrypt,i_version,data_err=ignore,barrier=0x0000000000000009,data_err=ignore,grpquota,noblock_validity,user_xattr,resuid=0x0000000000000000,quota,,errors=continue [ 63.896581][ T885] EXT4-fs (loop6): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 63.915493][ T883] EXT4-fs error (device loop4): ext4_mb_mark_diskspace_used:3342: comm syz.4.82: Allocating blocks 497-513 which overlap fs metadata [ 63.930337][ T883] EXT4-fs (loop4): pa ffff88812716abd0: logic 128, phys. 385, len 8 [ 63.938831][ T883] EXT4-fs error (device loop4): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 63.969696][ T891] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 64.000831][ T887] EXT4-fs error (device loop1): ext4_mb_mark_diskspace_used:3342: comm syz.1.81: Allocating blocks 497-513 which overlap fs metadata [ 64.024583][ T885] EXT4-fs error (device loop6): ext4_mb_mark_diskspace_used:3342: comm syz.6.80: Allocating blocks 497-513 which overlap fs metadata [ 64.046877][ T887] EXT4-fs (loop1): pa ffff888127107f18: logic 128, phys. 385, len 8 [ 64.055708][ T887] EXT4-fs error (device loop1): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 64.068797][ T887] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.81: Freeing blocks not in datazone - block = 115888726856656, count = 16 [ 64.071492][ T885] EXT4-fs (loop6): pa ffff888125f291f8: logic 128, phys. 385, len 8 [ 64.084297][ T887] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.81: Freeing blocks not in datazone - block = 115888726832236, count = 24427 [ 64.091650][ T885] EXT4-fs error (device loop6): ext4_mb_release_inode_pa:4359: group 0, free 0, pa_free 1 [ 64.119223][ T887] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.81: Freeing blocks not in datazone - block = 121450559489472, count = 16 [ 64.134869][ T887] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.81: Freeing blocks not in datazone - block = 121450559463267, count = 26207 [ 64.138593][ T493] EXT4-fs error (device loop4): mb_free_blocks:1524: group 0, inode 18: block 97:freeing already freed block (bit 6); block bitmap corrupt. [ 64.149871][ T887] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.81: Freeing blocks not in datazone - block = 121450559463264, count = 16 [ 64.179384][ T887] EXT4-fs error (device loop1): ext4_free_blocks:5685: comm syz.1.81: Freeing blocks not in datazone - block = 104592457312112, count = 16