Warning: Permanently added '10.128.1.89' (ED25519) to the list of known hosts. 2026/02/19 01:29:08 parsed 1 programs [ 35.241237][ T28] audit: type=1400 audit(1771464548.736:64): avc: denied { node_bind } for pid=283 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 35.262150][ T28] audit: type=1400 audit(1771464548.736:65): avc: denied { module_request } for pid=283 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 36.477056][ T28] audit: type=1400 audit(1771464549.966:66): avc: denied { mounton } for pid=289 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 36.480796][ T289] cgroup: Unknown subsys name 'net' [ 36.499896][ T28] audit: type=1400 audit(1771464549.976:67): avc: denied { mount } for pid=289 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 36.527150][ T28] audit: type=1400 audit(1771464549.996:68): avc: denied { unmount } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 36.528766][ T289] cgroup: Unknown subsys name 'devices' [ 36.670157][ T289] cgroup: Unknown subsys name 'hugetlb' [ 36.675819][ T289] cgroup: Unknown subsys name 'rlimit' [ 36.790306][ T28] audit: type=1400 audit(1771464550.286:69): avc: denied { setattr } for pid=289 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 36.813556][ T28] audit: type=1400 audit(1771464550.286:70): avc: denied { create } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 36.833997][ T28] audit: type=1400 audit(1771464550.286:71): avc: denied { write } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 36.854306][ T28] audit: type=1400 audit(1771464550.286:72): avc: denied { read } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 36.874770][ T28] audit: type=1400 audit(1771464550.286:73): avc: denied { mounton } for pid=289 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 36.900273][ T293] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 36.930489][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 37.776601][ T297] request_module fs-gadgetfs succeeded, but still no fs? [ 38.329563][ T323] syz-executor (323) used greatest stack depth: 21504 bytes left [ 38.394989][ T337] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.402642][ T337] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.410176][ T337] device bridge_slave_0 entered promiscuous mode [ 38.417126][ T337] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.424223][ T337] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.431866][ T337] device bridge_slave_1 entered promiscuous mode [ 38.480578][ T337] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.487666][ T337] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.494956][ T337] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.502024][ T337] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.524807][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.532872][ T37] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.540266][ T37] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.553432][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.561688][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.568760][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.577894][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.586285][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.593377][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.611604][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.621350][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.636279][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.651763][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.660292][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.668207][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.676420][ T337] device veth0_vlan entered promiscuous mode [ 38.690008][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.699483][ T337] device veth1_macvtap entered promiscuous mode [ 38.710381][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.720626][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.758149][ T337] syz-executor (337) used greatest stack depth: 21440 bytes left 2026/02/19 01:29:12 executed programs: 0 [ 39.324925][ T364] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.332054][ T364] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.340166][ T364] device bridge_slave_0 entered promiscuous mode [ 39.347502][ T364] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.354692][ T364] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.363000][ T364] device bridge_slave_1 entered promiscuous mode [ 39.435705][ T364] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.442792][ T364] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.450119][ T364] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.457166][ T364] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.480116][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.488189][ T37] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.495396][ T37] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.507079][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.515378][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.522487][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.531903][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.540317][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.547375][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.564668][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.574165][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.589746][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.601762][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.610043][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.617759][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.631925][ T364] device veth0_vlan entered promiscuous mode [ 39.642555][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.652750][ T364] device veth1_macvtap entered promiscuous mode [ 39.669639][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.679803][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.725650][ T378] loop2: detected capacity change from 0 to 512 [ 39.732647][ T378] ext4: Unknown parameter './bus' [ 39.759848][ T381] loop2: detected capacity change from 0 to 512 [ 39.776605][ T384] loop2: detected capacity change from 0 to 512 [ 39.783405][ T384] ext4: Unknown parameter './bus' [ 39.791176][ T8] device bridge_slave_1 left promiscuous mode [ 39.797366][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.812105][ T8] device bridge_slave_0 left promiscuous mode [ 39.821890][ T387] loop2: detected capacity change from 0 to 512 [ 39.828248][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.836268][ T388] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 14 prio class 2 [ 39.846741][ T8] device veth1_macvtap left promiscuous mode [ 39.856797][ T8] device veth0_vlan left promiscuous mode [ 39.880635][ T393] loop2: detected capacity change from 0 to 512 [ 39.895308][ T393] ext4: Unknown parameter './bus' [ 39.930467][ T399] loop2: detected capacity change from 0 to 512 [ 39.937336][ T399] EXT4-fs: Ignoring removed nobh option [ 39.944459][ T399] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 39.966072][ T399] EXT4-fs error (device loop2): ext4_orphan_get:1399: inode #15: comm syz.2.25: iget: bad i_size value: 38620345925642 [ 39.979212][ T399] EXT4-fs error (device loop2): ext4_orphan_get:1404: comm syz.2.25: couldn't read orphan inode 15 (err -117) [ 39.994191][ T399] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 40.017768][ T364] EXT4-fs (loop2): unmounting filesystem. [ 40.046094][ T407] loop2: detected capacity change from 0 to 512 [ 40.053976][ T407] EXT4-fs: Ignoring removed nobh option [ 40.065201][ T407] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 40.083178][ T410] loop2: detected capacity change from 0 to 512 [ 40.089882][ T410] ext4: Unknown parameter './bus' [ 40.125034][ T416] loop2: detected capacity change from 0 to 512 [ 40.393975][ T464] loop2: detected capacity change from 0 to 512 [ 40.412457][ T467] ext4: Unknown parameter './bus' [ 40.500755][ T482] EXT4-fs: Ignoring removed nobh option [ 40.507015][ T482] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 40.521655][ T482] EXT4-fs error (device loop2): ext4_read_inode_bitmap:140: comm syz.2.52: Invalid inode bitmap blk 4 in block_group 0 [ 40.535576][ T482] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 40.549313][ T364] EXT4-fs (loop2): unmounting filesystem. [ 40.581983][ T490] ext4: Unknown parameter './bus' [ 40.702386][ T511] ext4: Unknown parameter './bus' [ 40.719680][ T514] ext4: Unknown parameter './bus' [ 41.078454][ T577] ext4: Unknown parameter './bus' [ 41.631309][ T676] ext4: Unknown parameter './bus' [ 41.734042][ T694] ext4: Unknown parameter './bus' [ 41.880680][ T721] EXT4-fs: Ignoring removed nobh option [ 41.886973][ T721] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 41.900936][ T721] EXT4-fs error (device loop2): ext4_read_inode_bitmap:140: comm syz.2.131: Invalid inode bitmap blk 4 in block_group 0 [ 41.913831][ T721] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 41.928632][ T364] EXT4-fs (loop2): unmounting filesystem. [ 41.945680][ T726] EXT4-fs: Ignoring removed nobh option [ 41.954266][ T726] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 41.965764][ T726] ================================================================================ [ 41.976208][ T726] UBSAN: shift-out-of-bounds in fs/ext4/super.c:4345:27 [ 41.983430][ T726] shift exponent 2786239568 is too large for 32-bit type 'int' [ 41.991325][ T726] CPU: 0 PID: 726 Comm: syz.2.132 Not tainted syzkaller #0 [ 41.998736][ T726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 42.008814][ T726] Call Trace: [ 42.012142][ T726] [ 42.015082][ T726] __dump_stack+0x21/0x24 [ 42.019437][ T726] dump_stack_lvl+0x110/0x170 [ 42.024118][ T726] ? __cfi_dump_stack_lvl+0x8/0x8 [ 42.029154][ T726] dump_stack+0x15/0x24 [ 42.033331][ T726] ubsan_epilogue+0xe/0x40 [ 42.037758][ T726] __ubsan_handle_shift_out_of_bounds+0x37c/0x400 [ 42.044185][ T726] ? make_kgid+0x1c4/0x660 [ 42.048608][ T726] ext4_handle_clustersize+0x4b3/0x5c0 [ 42.054068][ T726] ? ext4_max_bitmap_size+0x194/0x210 [ 42.059445][ T726] ext4_fill_super+0x3fa3/0x7a40 [ 42.064411][ T726] ? __cfi_ext4_fill_super+0x10/0x10 [ 42.069697][ T726] ? set_blocksize+0x1d0/0x470 [ 42.074478][ T726] ? sb_set_blocksize+0xaa/0xf0 [ 42.079327][ T726] get_tree_bdev+0x447/0x690 [ 42.083948][ T726] ? __cfi_ext4_fill_super+0x10/0x10 [ 42.089235][ T726] ext4_get_tree+0x1c/0x20 [ 42.093663][ T726] vfs_get_tree+0x9a/0x270 [ 42.098101][ T726] do_new_mount+0x25a/0xa20 [ 42.102657][ T726] path_mount+0x659/0xfc0 [ 42.106998][ T726] ? user_path_at_empty+0x161/0x1c0 [ 42.112208][ T726] __se_sys_mount+0x320/0x390 [ 42.116898][ T726] ? __x64_sys_mount+0xd0/0xd0 [ 42.121676][ T726] ? do_user_addr_fault+0x9ac/0x1050 [ 42.127004][ T726] __x64_sys_mount+0xbf/0xd0 [ 42.131624][ T726] x64_sys_call+0x65d/0x9a0 [ 42.136175][ T726] do_syscall_64+0x4c/0xa0 [ 42.140612][ T726] ? clear_bhb_loop+0x30/0x80 [ 42.145304][ T726] ? clear_bhb_loop+0x30/0x80 [ 42.149989][ T726] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 42.155903][ T726] RIP: 0033:0x7f2cbb99d8ca [ 42.160342][ T726] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 42.179963][ T726] RSP: 002b:00007f2cbc853e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 42.188402][ T726] RAX: ffffffffffffffda RBX: 00007f2cbc853ee0 RCX: 00007f2cbb99d8ca [ 42.196391][ T726] RDX: 0000200000000040 RSI: 0000200000000000 RDI: 00007f2cbc853ea0 [ 42.204384][ T726] RBP: 0000200000000040 R08: 00007f2cbc853ee0 R09: 0000000000010000 [ 42.212365][ T726] R10: 0000000000010000 R11: 0000000000000246 R12: 0000200000000000 [ 42.220348][ T726] R13: 00007f2cbc853ea0 R14: 00000000000004cd R15: 0000200000000140 [ 42.228334][ T726] [ 42.232009][ T726] ================================================================================ [ 42.241463][ T726] EXT4-fs (loop2): fragment/cluster size (67108864) != block size (1024) [ 42.264768][ T729] ext4: Unknown parameter './bus' [ 42.620095][ T795] ext4: Unknown parameter './bus' [ 42.940697][ T843] ext4: Unknown parameter './bus' [ 43.331760][ T912] ext4: Unknown parameter './bus' [ 43.789718][ T996] EXT4-fs: Ignoring removed nobh option [ 43.796898][ T996] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 43.809455][ T996] EXT4-fs error (device loop2): __ext4_get_inode_loc:4515: comm syz.2.222: Invalid inode table block 5 in block_group 0 [ 43.823786][ T996] EXT4-fs (loop2): get root inode failed [ 43.829733][ T996] EXT4-fs (loop2): mount failed [ 44.166670][ T1057] EXT4-fs: Ignoring removed nobh option [ 44.174201][ T1057] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 44.185921][ T1057] EXT4-fs (loop2): fragment/cluster size (67108864) != block size (1024) 2026/02/19 01:29:17 executed programs: 231 [ 44.803407][ T1165] set_capacity_and_notify: 29 callbacks suppressed [ 44.803428][ T1165] loop2: detected capacity change from 0 to 512 [ 45.484187][ T1285] loop2: detected capacity change from 0 to 512 [ 45.599272][ T1306] loop2: detected capacity change from 0 to 512 [ 45.847164][ T1348] loop2: detected capacity change from 0 to 512 [ 46.144203][ T1402] loop2: detected capacity change from 0 to 512 [ 46.205732][ T1414] loop2: detected capacity change from 0 to 512 [ 46.233780][ T1417] loop2: detected capacity change from 0 to 512 [ 46.264341][ T1423] loop2: detected capacity change from 0 to 512 [ 46.593302][ T1480] loop2: detected capacity change from 0 to 512 [ 46.628230][ T1486] loop2: detected capacity change from 0 to 512 [ 49.232551][ T1954] ext4: Unknown parameter './bus' 2026/02/19 01:29:22 executed programs: 528 [ 49.631451][ T2026] EXT4-fs: Ignoring removed nobh option [ 49.640613][ T2026] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 49.832590][ T2059] set_capacity_and_notify: 9 callbacks suppressed [ 49.832617][ T2059] loop2: detected capacity change from 0 to 512 [ 49.833669][ T2060] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 49.884041][ T2068] loop2: detected capacity change from 0 to 512 [ 50.092034][ T2104] loop2: detected capacity change from 0 to 512 [ 50.576211][ T2182] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.583349][ T2182] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.590883][ T2182] device bridge_slave_0 entered promiscuous mode [ 50.597943][ T2182] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.604980][ T2182] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.612928][ T2182] device bridge_slave_1 entered promiscuous mode [ 50.664037][ T2182] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.671126][ T2182] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.678547][ T2182] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.685600][ T2182] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.708211][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.715862][ T310] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.723544][ T310] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.733008][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.741421][ T310] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.748584][ T310] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.759422][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.768077][ T310] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.775121][ T310] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.788635][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.799708][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.815020][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.826892][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.835228][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.843195][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.853370][ T2182] device veth0_vlan entered promiscuous mode [ 50.864560][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.873953][ T2182] device veth1_macvtap entered promiscuous mode [ 50.884076][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.894487][ T310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.996127][ T2205] loop2: detected capacity change from 0 to 512 [ 51.016769][ T2208] loop2: detected capacity change from 0 to 512 [ 51.023540][ T2208] ext4: Unknown parameter './bus' [ 51.054716][ T2214] loop2: detected capacity change from 0 to 512 [ 51.055825][ T2215] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 2 [ 51.084073][ T2217] loop2: detected capacity change from 0 to 512 [ 51.115075][ T2223] loop2: detected capacity change from 0 to 512 [ 51.123243][ T8] device bridge_slave_1 left promiscuous mode [ 51.129644][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.137495][ T8] device bridge_slave_0 left promiscuous mode [ 51.143732][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.152207][ T8] device veth1_macvtap left promiscuous mode [ 51.164663][ T8] device veth0_vlan left promiscuous mode [ 51.223854][ T2235] loop2: detected capacity change from 0 to 512 [ 51.231128][ T2236] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 2 [ 51.309883][ T2247] loop2: detected capacity change from 0 to 512 [ 51.316523][ T2247] EXT4-fs: Ignoring removed nobh option [ 51.325090][ T2247] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 51.531745][ T2283] ext4: Unknown parameter './bus' [ 51.554478][ T2286] ext4: Unknown parameter './bus' [ 51.573625][ T2289] ext4: Unknown parameter './bus' [ 51.614202][ T2295] ext4: Unknown parameter './bus' [ 51.891633][ T2343] ext4: Unknown parameter './bus' [ 51.910761][ T2346] EXT4-fs: Ignoring removed nobh option [ 51.920161][ T2346] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.931694][ T2346] EXT4-fs (loop2): fragment/cluster size (67108864) != block size (1024) [ 51.955483][ T2349] ext4: Unknown parameter './bus'