Warning: Permanently added '10.128.1.99' (ED25519) to the list of known hosts. 2026/02/18 20:39:39 parsed 1 programs [ 23.433703][ T28] audit: type=1400 audit(1771447179.276:64): 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 [ 23.454444][ T28] audit: type=1400 audit(1771447179.276:65): 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 [ 24.570609][ T28] audit: type=1400 audit(1771447180.416:66): avc: denied { mounton } for pid=290 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 [ 24.573857][ T290] cgroup: Unknown subsys name 'net' [ 24.593396][ T28] audit: type=1400 audit(1771447180.416:67): avc: denied { mount } for pid=290 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 [ 24.620836][ T28] audit: type=1400 audit(1771447180.456:68): avc: denied { unmount } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 24.621443][ T290] cgroup: Unknown subsys name 'devices' [ 24.760618][ T290] cgroup: Unknown subsys name 'hugetlb' [ 24.766281][ T290] cgroup: Unknown subsys name 'rlimit' [ 24.879013][ T28] audit: type=1400 audit(1771447180.726:69): avc: denied { setattr } for pid=290 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 [ 24.902259][ T28] audit: type=1400 audit(1771447180.726:70): avc: denied { create } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.922693][ T28] audit: type=1400 audit(1771447180.726:71): avc: denied { write } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.943136][ T28] audit: type=1400 audit(1771447180.726:72): avc: denied { read } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.963529][ T28] audit: type=1400 audit(1771447180.726:73): avc: denied { mounton } for pid=290 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 [ 24.973953][ T293] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 25.053670][ T290] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 25.833497][ T295] request_module fs-gadgetfs succeeded, but still no fs? [ 26.079586][ T309] syz-executor (309) used greatest stack depth: 21696 bytes left [ 26.401129][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.408337][ T335] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.415822][ T335] device bridge_slave_0 entered promiscuous mode [ 26.423086][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.430260][ T335] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.437666][ T335] device bridge_slave_1 entered promiscuous mode [ 26.486894][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.493961][ T335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.501307][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.508404][ T335] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.529077][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.536687][ T327] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.543992][ T327] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.553108][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.561377][ T327] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.568418][ T327] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.577258][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.585742][ T327] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.592820][ T327] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.605602][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.614926][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.629379][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.640852][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.649090][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.656518][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.665014][ T335] device veth0_vlan entered promiscuous mode [ 26.675626][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.685041][ T335] device veth1_macvtap entered promiscuous mode [ 26.694532][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.705063][ T327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.741279][ T335] syz-executor (335) used greatest stack depth: 21536 bytes left 2026/02/18 20:39:42 executed programs: 0 [ 27.166904][ T364] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.174103][ T364] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.182275][ T364] device bridge_slave_0 entered promiscuous mode [ 27.194259][ T364] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.201368][ T364] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.208942][ T364] device bridge_slave_1 entered promiscuous mode [ 27.261955][ T364] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.269058][ T364] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.276353][ T364] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.283450][ T364] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.306809][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.314545][ T325] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.322075][ T325] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.333756][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 27.342109][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.349173][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.358357][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 27.366556][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.373642][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.386059][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.395508][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.409805][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.422519][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.430682][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.438264][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.446431][ T364] device veth0_vlan entered promiscuous mode [ 27.456894][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.466056][ T364] device veth1_macvtap entered promiscuous mode [ 27.475657][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.486148][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.521059][ T379] loop2: detected capacity change from 0 to 512 [ 27.527656][ T379] EXT4-fs: Ignoring removed nobh option [ 27.535354][ T379] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 27.548390][ T379] EXT4-fs error (device loop2): __ext4_get_inode_loc:4515: comm syz.2.18: Invalid inode table block 5 in block_group 0 [ 27.561594][ T379] EXT4-fs (loop2): get root inode failed [ 27.567307][ T379] EXT4-fs (loop2): mount failed [ 27.641722][ T392] loop2: detected capacity change from 0 to 512 [ 27.648774][ T392] EXT4-fs: Ignoring removed nobh option [ 27.654699][ T392] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 27.668928][ T392] EXT4-fs error (device loop2): ext4_orphan_get:1399: inode #15: comm syz.2.22: iget: bad i_size value: 38620345925642 [ 27.682927][ T392] EXT4-fs error (device loop2): ext4_orphan_get:1404: comm syz.2.22: couldn't read orphan inode 15 (err -117) [ 27.695101][ T392] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 27.709662][ T364] EXT4-fs (loop2): unmounting filesystem. [ 27.770389][ T403] loop2: detected capacity change from 0 to 512 [ 27.778837][ T403] EXT4-fs: Ignoring removed nobh option [ 27.805723][ T403] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 27.818527][ T403] ================================================================================ [ 27.828033][ T403] UBSAN: shift-out-of-bounds in fs/ext4/super.c:4345:27 [ 27.835275][ T403] shift exponent 2786239568 is too large for 32-bit type 'int' [ 27.842982][ T403] CPU: 0 PID: 403 Comm: syz.2.25 Not tainted syzkaller #0 [ 27.850114][ T403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 27.860183][ T403] Call Trace: [ 27.863465][ T403] [ 27.866404][ T403] __dump_stack+0x21/0x24 [ 27.870778][ T403] dump_stack_lvl+0x110/0x170 [ 27.875457][ T403] ? __cfi_dump_stack_lvl+0x8/0x8 [ 27.880505][ T403] dump_stack+0x15/0x24 [ 27.884846][ T403] ubsan_epilogue+0xe/0x40 [ 27.889284][ T403] __ubsan_handle_shift_out_of_bounds+0x37c/0x400 [ 27.895706][ T403] ? make_kgid+0x1c4/0x660 [ 27.900127][ T403] ext4_handle_clustersize+0x4b3/0x5c0 [ 27.905594][ T403] ? ext4_max_bitmap_size+0x194/0x210 [ 27.910997][ T403] ext4_fill_super+0x3fa3/0x7a40 [ 27.915948][ T403] ? __cfi_ext4_fill_super+0x10/0x10 [ 27.921240][ T403] ? set_blocksize+0x1d0/0x470 [ 27.926004][ T403] ? sb_set_blocksize+0xaa/0xf0 [ 27.930857][ T403] get_tree_bdev+0x447/0x690 [ 27.935456][ T403] ? __cfi_ext4_fill_super+0x10/0x10 [ 27.940749][ T403] ext4_get_tree+0x1c/0x20 [ 27.945187][ T403] vfs_get_tree+0x9a/0x270 [ 27.949611][ T403] do_new_mount+0x25a/0xa20 [ 27.954123][ T403] path_mount+0x659/0xfc0 [ 27.958461][ T403] ? user_path_at_empty+0x161/0x1c0 [ 27.963668][ T403] __se_sys_mount+0x320/0x390 [ 27.968491][ T403] ? __x64_sys_mount+0xd0/0xd0 [ 27.973293][ T403] ? do_user_addr_fault+0x9ac/0x1050 [ 27.978588][ T403] __x64_sys_mount+0xbf/0xd0 [ 27.983209][ T403] x64_sys_call+0x65d/0x9a0 [ 27.987862][ T403] do_syscall_64+0x4c/0xa0 [ 27.992758][ T403] ? clear_bhb_loop+0x30/0x80 [ 27.997435][ T403] ? clear_bhb_loop+0x30/0x80 [ 28.002206][ T403] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 28.008109][ T403] RIP: 0033:0x7fd3cd59d8ca [ 28.012534][ T403] 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 [ 28.032150][ T403] RSP: 002b:00007fd3ce486e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 28.040584][ T403] RAX: ffffffffffffffda RBX: 00007fd3ce486ee0 RCX: 00007fd3cd59d8ca [ 28.048577][ T403] RDX: 0000200000000040 RSI: 0000200000000000 RDI: 00007fd3ce486ea0 [ 28.056567][ T403] RBP: 0000200000000040 R08: 00007fd3ce486ee0 R09: 0000000000010000 [ 28.064541][ T403] R10: 0000000000010000 R11: 0000000000000246 R12: 0000200000000000 [ 28.072517][ T403] R13: 00007fd3ce486ea0 R14: 00000000000004cd R15: 0000200000000140 [ 28.080568][ T403] [ 28.084211][ T403] ================================================================================ [ 28.093573][ T403] EXT4-fs (loop2): fragment/cluster size (67108864) != block size (1024) [ 28.122320][ T410] loop2: detected capacity change from 0 to 512 [ 28.154766][ T413] loop2: detected capacity change from 0 to 512 [ 28.155790][ T412] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 17 prio class 2 [ 28.226970][ T422] loop2: detected capacity change from 0 to 512 [ 28.286307][ T431] loop2: detected capacity change from 0 to 512 [ 28.287288][ T430] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 28.352302][ T43] device bridge_slave_1 left promiscuous mode [ 28.358542][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.371375][ T43] device bridge_slave_0 left promiscuous mode [ 28.377574][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.387645][ T43] device veth1_macvtap left promiscuous mode [ 28.393927][ T443] loop2: detected capacity change from 0 to 512 [ 28.394176][ T43] device veth0_vlan left promiscuous mode [ 28.436166][ T446] loop2: detected capacity change from 0 to 512 [ 28.596374][ T476] loop2: detected capacity change from 0 to 512 [ 28.740423][ T500] ext4: Unknown parameter './bus' [ 28.840772][ T518] ext4: Unknown parameter './bus' [ 28.879478][ T519] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 28.972515][ T533] ext4: Unknown parameter './bus' [ 30.016964][ T719] ext4: Unknown parameter './bus' [ 30.074289][ T731] ext4: Unknown parameter './bus' [ 30.113360][ T737] EXT4-fs: Ignoring removed nobh option [ 30.121906][ T737] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 30.134002][ T737] EXT4-fs (loop2): fragment/cluster size (67108864) != block size (1024) [ 30.172235][ T746] ext4: Unknown parameter './bus' [ 30.476801][ T800] ext4: Unknown parameter './bus' [ 30.732207][ T845] EXT4-fs: Ignoring removed nobh option [ 30.740866][ T845] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 30.752920][ T845] EXT4-fs (loop2): fragment/cluster size (67108864) != block size (1024) [ 30.781281][ T851] ext4: Unknown parameter './bus' [ 30.828922][ T852] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 29 prio class 2 [ 30.902322][ T863] ext4: Unknown parameter './bus' 2026/02/18 20:39:47 executed programs: 235 [ 32.349956][ T1124] ext4: Unknown parameter './bus' [ 32.366547][ T1127] ext4: Unknown parameter './bus' [ 33.102256][ T1259] set_capacity_and_notify: 20 callbacks suppressed [ 33.102270][ T1259] loop2: detected capacity change from 0 to 512 [ 33.110152][ T1260] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 33.559349][ T1340] loop2: detected capacity change from 0 to 512 [ 33.759035][ T1376] loop2: detected capacity change from 0 to 512 [ 33.960243][ T1412] loop2: detected capacity change from 0 to 512 [ 34.402015][ T1490] loop2: detected capacity change from 0 to 512 [ 34.422660][ T1493] loop2: detected capacity change from 0 to 512 [ 34.713654][ T1544] loop2: detected capacity change from 0 to 512 [ 35.012681][ T1598] loop2: detected capacity change from 0 to 512 [ 35.626420][ T1709] loop2: detected capacity change from 0 to 512 [ 35.633548][ T1709] ext4: Unknown parameter './bus' [ 35.678400][ T1710] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 36.656114][ T1883] loop2: detected capacity change from 0 to 512 [ 36.663711][ T1883] EXT4-fs: Ignoring removed nobh option [ 36.672932][ T1883] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 2026/02/18 20:39:52 executed programs: 530 [ 37.350530][ T2006] ext4: Unknown parameter './bus' [ 37.367430][ T2009] ext4: Unknown parameter './bus'