Warning: Permanently added '10.128.0.134' (ED25519) to the list of known hosts. 2026/02/07 02:30:12 parsed 1 programs [ 27.455217][ T28] audit: type=1400 audit(1770431412.072:64): avc: denied { node_bind } for pid=282 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 27.476887][ T28] audit: type=1400 audit(1770431412.072:65): avc: denied { module_request } for pid=282 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 [ 28.278361][ T28] audit: type=1400 audit(1770431412.892:66): avc: denied { mounton } for pid=288 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 [ 28.279826][ T288] cgroup: Unknown subsys name 'net' [ 28.301812][ T28] audit: type=1400 audit(1770431412.892:67): avc: denied { mount } for pid=288 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 [ 28.330084][ T28] audit: type=1400 audit(1770431412.922:68): avc: denied { unmount } for pid=288 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 28.330260][ T288] cgroup: Unknown subsys name 'devices' [ 28.472197][ T288] cgroup: Unknown subsys name 'hugetlb' [ 28.477943][ T288] cgroup: Unknown subsys name 'rlimit' [ 28.588041][ T28] audit: type=1400 audit(1770431413.202:69): avc: denied { setattr } for pid=288 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 [ 28.613908][ T28] audit: type=1400 audit(1770431413.202:70): avc: denied { create } for pid=288 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 28.636199][ T28] audit: type=1400 audit(1770431413.202:71): avc: denied { write } for pid=288 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 28.645477][ T293] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 28.657293][ T28] audit: type=1400 audit(1770431413.202:72): avc: denied { read } for pid=288 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 [ 28.687665][ T28] audit: type=1400 audit(1770431413.202:73): avc: denied { mounton } for pid=288 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 [ 28.738530][ T288] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 29.486256][ T295] request_module fs-gadgetfs succeeded, but still no fs? [ 29.694385][ T308] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.701658][ T308] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.709325][ T308] device bridge_slave_0 entered promiscuous mode [ 29.717645][ T308] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.725202][ T308] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.733614][ T308] device bridge_slave_1 entered promiscuous mode [ 29.777125][ T308] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.784192][ T308] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.791953][ T308] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.799165][ T308] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.817712][ T309] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.825407][ T309] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.833656][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 29.841624][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 29.851838][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 29.860373][ T309] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.867459][ T309] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.876358][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 29.884798][ T309] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.892030][ T309] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.905506][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 29.914994][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 29.929291][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 29.940975][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 29.949004][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 29.956922][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 29.965494][ T308] device veth0_vlan entered promiscuous mode [ 29.976563][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 29.985964][ T308] device veth1_macvtap entered promiscuous mode [ 29.996790][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 30.006805][ T309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 30.037489][ T308] syz-executor (308) used greatest stack depth: 21728 bytes left 2026/02/07 02:30:15 executed programs: 0 [ 30.801679][ T43] device bridge_slave_1 left promiscuous mode [ 30.808353][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.816013][ T43] device bridge_slave_0 left promiscuous mode [ 30.822348][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.831052][ T43] device veth1_macvtap left promiscuous mode [ 30.837297][ T43] device veth0_vlan left promiscuous mode [ 30.944490][ T364] bridge0: port 1(bridge_slave_0) entered blocking state [ 30.951890][ T364] bridge0: port 1(bridge_slave_0) entered disabled state [ 30.959348][ T364] device bridge_slave_0 entered promiscuous mode [ 30.966536][ T364] bridge0: port 2(bridge_slave_1) entered blocking state [ 30.973898][ T364] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.981925][ T364] device bridge_slave_1 entered promiscuous mode [ 31.022430][ T364] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.029618][ T364] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.037281][ T364] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.045159][ T364] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.063922][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 31.072102][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 31.080020][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.089815][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 31.098334][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 31.106113][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 31.114977][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 31.123497][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 31.130705][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 31.152021][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 31.161695][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 31.172683][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 31.184591][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 31.193825][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 31.202046][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 31.210915][ T364] device veth0_vlan entered promiscuous mode [ 31.223309][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 31.232883][ T364] device veth1_macvtap entered promiscuous mode [ 31.243110][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 31.253544][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 31.280800][ T376] loop2: detected capacity change from 0 to 512 [ 31.288022][ T377] ======================================================= [ 31.288022][ T377] WARNING: The mand mount option has been deprecated and [ 31.288022][ T377] and is ignored by this kernel. Remove the mand [ 31.288022][ T377] option from the mount to silence this warning. [ 31.288022][ T377] ======================================================= [ 31.324972][ T376] EXT4-fs: Warning: mounting with data=journal disables delayed allocation, dioread_nolock, O_DIRECT and fast_commit support! [ 31.338898][ T376] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 31.351260][ T376] EXT4-fs error (device loop2): __ext4_iget:5092: inode #2: block 13: comm syz.2.17: invalid block [ 31.363148][ T376] EXT4-fs (loop2): Remounting filesystem read-only [ 31.370032][ T376] EXT4-fs (loop2): get root inode failed [ 31.376102][ T376] EXT4-fs (loop2): mount failed [ 31.403392][ T386] loop2: detected capacity change from 0 to 512 [ 31.444037][ T394] loop2: detected capacity change from 0 to 512 [ 31.452009][ T393] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 26 prio class 2 [ 31.489207][ T402] loop2: detected capacity change from 0 to 512 [ 31.594233][ T426] loop2: detected capacity change from 0 to 512 [ 31.654701][ T438] loop2: detected capacity change from 0 to 512 [ 31.806174][ T474] loop2: detected capacity change from 0 to 512 [ 31.823697][ T474] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 31.834885][ T474] EXT4-fs error (device loop2): __ext4_get_inode_loc:4515: comm syz.2.41: Invalid inode table block 5 in block_group 0 [ 31.848764][ T474] EXT4-fs (loop2): Remounting filesystem read-only [ 31.855934][ T474] EXT4-fs (loop2): get root inode failed [ 31.862466][ T474] EXT4-fs (loop2): mount failed [ 31.886079][ T479] loop2: detected capacity change from 0 to 512 [ 31.893563][ T479] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 31.906710][ T479] ================================================================================ [ 31.916285][ T479] UBSAN: shift-out-of-bounds in fs/ext4/super.c:4345:27 [ 31.924474][ T479] shift exponent 4053351384 is too large for 32-bit type 'int' [ 31.932657][ T479] CPU: 1 PID: 479 Comm: syz.2.42 Not tainted syzkaller #0 [ 31.939877][ T479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026 [ 31.950205][ T479] Call Trace: [ 31.953640][ T479] [ 31.956566][ T479] __dump_stack+0x21/0x24 [ 31.960992][ T479] dump_stack_lvl+0x110/0x170 [ 31.965857][ T479] ? __cfi_dump_stack_lvl+0x8/0x8 [ 31.970908][ T479] dump_stack+0x15/0x24 [ 31.975266][ T479] ubsan_epilogue+0xe/0x40 [ 31.979802][ T479] __ubsan_handle_shift_out_of_bounds+0x37c/0x400 [ 31.986773][ T479] ? make_kgid+0x1c4/0x660 [ 31.991383][ T479] ext4_handle_clustersize+0x4b3/0x5c0 [ 31.997100][ T479] ? ext4_max_bitmap_size+0x194/0x210 [ 32.002466][ T479] ext4_fill_super+0x3fa3/0x7a40 [ 32.007483][ T479] ? __cfi_ext4_fill_super+0x10/0x10 [ 32.012941][ T479] ? set_blocksize+0x1d0/0x470 [ 32.017706][ T479] ? sb_set_blocksize+0xaa/0xf0 [ 32.022542][ T479] get_tree_bdev+0x447/0x690 [ 32.027403][ T479] ? __cfi_ext4_fill_super+0x10/0x10 [ 32.032849][ T479] ext4_get_tree+0x1c/0x20 [ 32.037502][ T479] vfs_get_tree+0x9a/0x270 [ 32.041911][ T479] do_new_mount+0x25a/0xa20 [ 32.046691][ T479] path_mount+0x659/0xfc0 [ 32.051116][ T479] ? user_path_at_empty+0x161/0x1c0 [ 32.056495][ T479] __se_sys_mount+0x320/0x390 [ 32.061272][ T479] ? __x64_sys_mount+0xd0/0xd0 [ 32.066231][ T479] ? do_user_addr_fault+0x9ac/0x1050 [ 32.071530][ T479] __x64_sys_mount+0xbf/0xd0 [ 32.076207][ T479] x64_sys_call+0x65d/0x9a0 [ 32.080883][ T479] do_syscall_64+0x4c/0xa0 [ 32.085649][ T479] ? clear_bhb_loop+0x30/0x80 [ 32.090427][ T479] ? clear_bhb_loop+0x30/0x80 [ 32.095213][ T479] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 32.101208][ T479] RIP: 0033:0x7f3a46d9c14a [ 32.105624][ T479] 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 [ 32.125562][ T479] RSP: 002b:00007f3a47d19e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 32.134135][ T479] RAX: ffffffffffffffda RBX: 00007f3a47d19ee0 RCX: 00007f3a46d9c14a [ 32.142231][ T479] RDX: 0000200000000540 RSI: 00002000000001c0 RDI: 00007f3a47d19ea0 [ 32.150218][ T479] RBP: 0000200000000540 R08: 00007f3a47d19ee0 R09: 0000000000000088 [ 32.158495][ T479] R10: 0000000000000088 R11: 0000000000000246 R12: 00002000000001c0 [ 32.166773][ T479] R13: 00007f3a47d19ea0 R14: 0000000000000438 R15: 000000000000002c [ 32.174915][ T479] [ 32.178476][ T479] ================================================================================ [ 32.188574][ T479] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024) [ 32.420454][ T535] loop2: detected capacity change from 0 to 512 [ 32.613315][ T579] loop2: detected capacity change from 0 to 512 [ 33.434517][ T775] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 33.447595][ T775] EXT4-fs error (device loop2): __ext4_get_inode_loc:4515: comm syz.2.116: Invalid inode table block 5 in block_group 0 [ 33.460836][ T775] EXT4-fs (loop2): Remounting filesystem read-only [ 33.467822][ T775] EXT4-fs (loop2): get root inode failed [ 33.474702][ T775] EXT4-fs (loop2): mount failed [ 34.355937][ T988] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 34.367030][ T988] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024) 2026/02/07 02:30:20 executed programs: 236 [ 36.735291][ T1548] set_capacity_and_notify: 6 callbacks suppressed [ 36.735310][ T1548] loop2: detected capacity change from 0 to 512 [ 36.775159][ T1556] loop2: detected capacity change from 0 to 512 [ 36.822805][ T1568] loop2: detected capacity change from 0 to 512 [ 36.833465][ T1568] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 36.846428][ T1568] EXT4-fs error (device loop2): ext4_read_inode_bitmap:140: comm syz.2.314: Invalid inode bitmap blk 4 in block_group 0 [ 36.859907][ T1568] EXT4-fs (loop2): Remounting filesystem read-only [ 36.867550][ T1568] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 36.876670][ T28] kauditd_printk_skb: 34 callbacks suppressed [ 36.876684][ T28] audit: type=1400 audit(1770431421.492:108): avc: denied { mount } for pid=1567 comm="syz.2.314" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 36.908009][ T364] EXT4-fs (loop2): unmounting filesystem. [ 36.922653][ T1574] loop2: detected capacity change from 0 to 512 [ 36.941396][ T1578] loop2: detected capacity change from 0 to 512 [ 36.948710][ T1578] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 36.959650][ T1578] EXT4-fs (loop2): ext4_check_descriptors: Block bitmap for group 0 not in group (block 3)! [ 36.971977][ T1578] EXT4-fs (loop2): group descriptors corrupted! [ 36.988985][ T1582] loop2: detected capacity change from 0 to 512 [ 36.995826][ T1581] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 37.017029][ T1586] loop2: detected capacity change from 0 to 512 [ 37.024259][ T1586] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 37.035528][ T1586] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024) [ 37.105585][ T1602] loop2: detected capacity change from 0 to 512 [ 37.512300][ T1702] loop2: detected capacity change from 0 to 512 [ 37.522265][ T1702] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 37.533438][ T1702] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024) [ 37.566418][ T1710] loop2: detected capacity change from 0 to 512 2026/02/07 02:30:25 executed programs: 526