Warning: Permanently added '10.128.0.225' (ED25519) to the list of known hosts. 2026/02/01 11:54:52 parsed 1 programs [ 23.811793][ T30] audit: type=1400 audit(1769946892.725:64): 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 [ 23.842239][ T30] audit: type=1400 audit(1769946892.725:65): 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 [ 24.801812][ T30] audit: type=1400 audit(1769946893.715:66): 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 [ 24.805279][ T288] cgroup: Unknown subsys name 'net' [ 24.824506][ T30] audit: type=1400 audit(1769946893.715:67): 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 [ 24.851795][ T30] audit: type=1400 audit(1769946893.745:68): 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 [ 24.852327][ T288] cgroup: Unknown subsys name 'devices' [ 24.996721][ T288] cgroup: Unknown subsys name 'hugetlb' [ 25.002344][ T288] cgroup: Unknown subsys name 'rlimit' [ 25.149338][ T30] audit: type=1400 audit(1769946894.065:69): avc: denied { setattr } for pid=288 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 25.172560][ T30] audit: type=1400 audit(1769946894.065:70): 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 [ 25.193233][ T30] audit: type=1400 audit(1769946894.065:71): 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 [ 25.212024][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 25.213701][ T30] audit: type=1400 audit(1769946894.065:72): 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 [ 25.242340][ T30] audit: type=1400 audit(1769946894.065:73): 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 Setting up swapspace version 1, size = 127995904 bytes [ 25.312901][ T288] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 25.695664][ T294] request_module fs-gadgetfs succeeded, but still no fs? [ 26.134659][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.141798][ T324] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.149299][ T324] device bridge_slave_0 entered promiscuous mode [ 26.156188][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.163211][ T324] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.170887][ T324] device bridge_slave_1 entered promiscuous mode [ 26.214927][ T324] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.221973][ T324] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.229312][ T324] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.236377][ T324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.258616][ T325] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.265913][ T325] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.273308][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.281197][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.290402][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.298609][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.305690][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.314195][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.322500][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.329575][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.342097][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.351229][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.364990][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.376096][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.384178][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.392321][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.400833][ T324] device veth0_vlan entered promiscuous mode [ 26.410636][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.419659][ T324] device veth1_macvtap entered promiscuous mode [ 26.429050][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.438884][ T325] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.474395][ T324] syz-executor (324) used greatest stack depth: 21760 bytes left 2026/02/01 11:54:55 executed programs: 0 [ 26.973559][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.980921][ T363] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.988652][ T363] device bridge_slave_0 entered promiscuous mode [ 26.995693][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.002748][ T363] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.010240][ T363] device bridge_slave_1 entered promiscuous mode [ 27.056564][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.063614][ T363] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.070943][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.078030][ T363] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.096192][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.103764][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.111033][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.121299][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 27.130201][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.137309][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.146841][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 27.155092][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.162133][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.173154][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 27.181354][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.190717][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 27.198797][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.212501][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 27.221101][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.231979][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 27.240042][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.248480][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.256016][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.264133][ T363] device veth0_vlan entered promiscuous mode [ 27.274048][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 27.282315][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.291588][ T363] device veth1_macvtap entered promiscuous mode [ 27.300553][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 27.308300][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 27.316583][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.326030][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 27.334301][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.367364][ T374] loop2: detected capacity change from 0 to 512 [ 27.374065][ T375] ======================================================= [ 27.374065][ T375] WARNING: The mand mount option has been deprecated and [ 27.374065][ T375] and is ignored by this kernel. Remove the mand [ 27.374065][ T375] option from the mount to silence this warning. [ 27.374065][ T375] ======================================================= [ 27.412465][ T374] EXT4-fs: Warning: mounting with data=journal disables delayed allocation, dioread_nolock, O_DIRECT and fast_commit support! [ 27.425752][ T374] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 27.438979][ T374] EXT4-fs warning (device loop2): ext4_expand_extra_isize_ea:2830: Unable to expand inode 15. Delete some EAs or run e2fsck. [ 27.453062][ T374] EXT4-fs (loop2): 1 truncate cleaned up [ 27.458946][ T374] EXT4-fs (loop2): mounted filesystem without journal. Opts: nogrpid,jqfmt=vfsold,debug_want_extra_isize=0x0000000000000068,errors=remount-ro,nodiscard,quota,. Quota mode: writeback. [ 27.555825][ T380] loop2: detected capacity change from 0 to 512 [ 27.595455][ T384] loop2: detected capacity change from 0 to 512 [ 27.651174][ T388] loop2: detected capacity change from 0 to 512 [ 27.768659][ T409] loop2: detected capacity change from 0 to 512 [ 27.778793][ T409] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 27.792145][ T409] EXT4-fs error (device loop2): __ext4_get_inode_loc:4358: comm syz.2.25: Invalid inode table block 5 in block_group 0 [ 27.805425][ T409] EXT4-fs (loop2): Remounting filesystem read-only [ 27.811989][ T409] EXT4-fs (loop2): get root inode failed [ 27.817688][ T409] EXT4-fs (loop2): mount failed [ 27.864229][ T414] loop2: detected capacity change from 0 to 512 [ 27.872073][ T8] device bridge_slave_1 left promiscuous mode [ 27.878309][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.888474][ T8] device bridge_slave_0 left promiscuous mode [ 27.899544][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.908529][ T8] device veth1_macvtap left promiscuous mode [ 27.919494][ T8] device veth0_vlan left promiscuous mode [ 27.934677][ T422] loop2: detected capacity change from 0 to 512 [ 27.979044][ T426] loop2: detected capacity change from 0 to 512 [ 28.035898][ T430] loop2: detected capacity change from 0 to 512 [ 28.037041][ T429] blk_update_request: I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 0 [ 28.088161][ T434] loop2: detected capacity change from 0 to 512 [ 28.187946][ T442] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 28.200629][ T442] EXT4-fs (loop2): 1 truncate cleaned up [ 28.206361][ T442] EXT4-fs (loop2): mounted filesystem without journal. Opts: nogrpid,jqfmt=vfsold,debug_want_extra_isize=0x0000000000000068,errors=remount-ro,nodiscard,quota,. Quota mode: writeback. [ 29.106522][ T604] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 29.116608][ T604] ================================================================================ [ 29.126991][ T604] UBSAN: shift-out-of-bounds in fs/ext4/super.c:4423:27 [ 29.134009][ T604] shift exponent 4053351384 is too large for 32-bit type 'int' [ 29.142654][ T604] CPU: 0 PID: 604 Comm: syz.2.73 Not tainted syzkaller #0 [ 29.149803][ T604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 29.159893][ T604] Call Trace: [ 29.163217][ T604] [ 29.166185][ T604] __dump_stack+0x21/0x30 [ 29.170566][ T604] dump_stack_lvl+0x110/0x170 [ 29.175267][ T604] ? show_regs_print_info+0x20/0x20 [ 29.180467][ T604] dump_stack+0x15/0x20 [ 29.184620][ T604] ubsan_epilogue+0xe/0x40 [ 29.189041][ T604] __ubsan_handle_shift_out_of_bounds+0x37c/0x400 [ 29.195472][ T604] ext4_fill_super+0x6e8a/0x9080 [ 29.200409][ T604] ? ext4_mount+0x40/0x40 [ 29.204733][ T604] ? set_blocksize+0x1eb/0x370 [ 29.209513][ T604] ? sb_set_blocksize+0xaa/0xf0 [ 29.214354][ T604] ? ext4_mount+0x40/0x40 [ 29.218678][ T604] mount_bdev+0x2ae/0x3e0 [ 29.223001][ T604] ? ext4_mount+0x40/0x40 [ 29.227324][ T604] ext4_mount+0x34/0x40 [ 29.231472][ T604] legacy_get_tree+0xed/0x190 [ 29.236141][ T604] ? ext4_errno_to_code+0x160/0x160 [ 29.241344][ T604] vfs_get_tree+0x89/0x260 [ 29.245756][ T604] do_new_mount+0x25a/0xa20 [ 29.250253][ T604] path_mount+0x659/0xff0 [ 29.254577][ T604] ? user_path_at_empty+0x161/0x1c0 [ 29.259767][ T604] __se_sys_mount+0x320/0x390 [ 29.264481][ T604] ? __x64_sys_mount+0xd0/0xd0 [ 29.269275][ T604] __x64_sys_mount+0xbf/0xd0 [ 29.273864][ T604] x64_sys_call+0x6bf/0x9a0 [ 29.278358][ T604] do_syscall_64+0x4c/0xa0 [ 29.282781][ T604] ? clear_bhb_loop+0x50/0xa0 [ 29.287454][ T604] ? clear_bhb_loop+0x50/0xa0 [ 29.292148][ T604] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 29.298063][ T604] RIP: 0033:0x7f80468df14a [ 29.302473][ T604] 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 [ 29.322069][ T604] RSP: 002b:00007f8046741e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 29.330489][ T604] RAX: ffffffffffffffda RBX: 00007f8046741ee0 RCX: 00007f80468df14a [ 29.338459][ T604] RDX: 0000200000000540 RSI: 00002000000001c0 RDI: 00007f8046741ea0 [ 29.346428][ T604] RBP: 0000200000000540 R08: 00007f8046741ee0 R09: 0000000000000088 [ 29.354400][ T604] R10: 0000000000000088 R11: 0000000000000246 R12: 00002000000001c0 [ 29.362366][ T604] R13: 00007f8046741ea0 R14: 0000000000000438 R15: 000000000000002c [ 29.370340][ T604] [ 29.374031][ T604] ================================================================================ [ 29.383402][ T604] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024) [ 29.518382][ T616] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 29.543691][ T616] EXT4-fs error (device loop2): __ext4_get_inode_loc:4358: comm syz.2.76: Invalid inode table block 5 in block_group 0 [ 29.556458][ T616] EXT4-fs (loop2): Remounting filesystem read-only [ 29.563012][ T616] EXT4-fs (loop2): get root inode failed [ 29.568735][ T616] EXT4-fs (loop2): mount failed [ 30.203562][ T745] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 30.213624][ T745] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024) [ 30.277789][ T749] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 30.294306][ T749] EXT4-fs error (device loop2): __ext4_get_inode_loc:4358: comm syz.2.109: Invalid inode table block 5 in block_group 0 [ 30.307252][ T749] EXT4-fs (loop2): Remounting filesystem read-only [ 30.313785][ T749] EXT4-fs (loop2): get root inode failed [ 30.319477][ T749] EXT4-fs (loop2): mount failed [ 30.525873][ T770] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 30.538307][ T770] EXT4-fs error (device loop2): __ext4_get_inode_loc:4358: comm syz.2.114: Invalid inode table block 5 in block_group 0 [ 30.551315][ T770] EXT4-fs (loop2): Remounting filesystem read-only [ 30.558108][ T770] EXT4-fs (loop2): get root inode failed [ 30.563854][ T770] EXT4-fs (loop2): mount failed [ 31.337294][ T911] EXT4-fs (loop2): Invalid log block size: 2532946217 [ 31.456624][ T931] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 31.467054][ T931] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024) [ 31.766035][ T959] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 31.777642][ T959] EXT4-fs error (device loop2): __ext4_get_inode_loc:4358: comm syz.2.161: Invalid inode table block 5 in block_group 0 [ 31.790888][ T959] EXT4-fs (loop2): Remounting filesystem read-only [ 31.797656][ T959] EXT4-fs (loop2): get root inode failed [ 31.803315][ T959] EXT4-fs (loop2): mount failed 2026/02/01 11:55:00 executed programs: 150 [ 32.005114][ T992] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 32.016525][ T992] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024) [ 32.097854][ T1000] EXT4-fs (loop2): Invalid log block size: 2532946217 [ 32.438571][ T1040] set_capacity_and_notify: 28 callbacks suppressed [ 32.438587][ T1040] loop2: detected capacity change from 0 to 512 [ 32.465518][ T1044] loop2: detected capacity change from 0 to 512 [ 32.525531][ T1048] loop2: detected capacity change from 0 to 512 [ 32.830113][ T1112] loop2: detected capacity change from 0 to 512 [ 32.866568][ T1116] loop2: detected capacity change from 0 to 512 [ 33.078473][ T1156] loop2: detected capacity change from 0 to 512 [ 33.116038][ T1160] loop2: detected capacity change from 0 to 512 [ 33.244336][ T1192] loop2: detected capacity change from 0 to 512 [ 33.251573][ T1192] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 33.263359][ T1192] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024) [ 33.319977][ T1196] loop2: detected capacity change from 0 to 512 [ 33.356715][ T1200] loop2: detected capacity change from 0 to 512 [ 33.634817][ T1232] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 33.646154][ T1232] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024) [ 33.700900][ T1240] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 33.712090][ T1240] EXT4-fs (loop2): ext4_check_descriptors: Block bitmap for group 0 not in group (block 3)! [ 33.722576][ T1240] EXT4-fs (loop2): group descriptors corrupted! [ 34.308533][ T1332] EXT4-fs (loop2): Invalid log block size: 2532946217 [ 34.505293][ T1372] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 34.516775][ T1372] EXT4-fs error (device loop2): ext4_read_inode_bitmap:140: comm syz.2.264: Invalid inode bitmap blk 4 in block_group 0 [ 34.529674][ T1372] EXT4-fs (loop2): Remounting filesystem read-only [ 34.536320][ T1372] EXT4-fs (loop2): mounted filesystem without journal. Opts: nogrpid,jqfmt=vfsold,debug_want_extra_isize=0x0000000000000068,errors=remount-ro,nodiscard,quota,. Quota mode: writeback. [ 34.882555][ T1430] EXT4-fs (loop2): Invalid log block size: 2532946217 [ 34.936515][ T1434] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 34.948027][ T1434] EXT4-fs error (device loop2): __ext4_get_inode_loc:4358: comm syz.2.279: Invalid inode table block 5 in block_group 0 [ 34.961180][ T1434] EXT4-fs (loop2): Remounting filesystem read-only [ 34.968019][ T1434] EXT4-fs (loop2): get root inode failed [ 34.973712][ T1434] EXT4-fs (loop2): mount failed [ 35.201381][ T1459] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 35.211802][ T1459] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024) [ 35.302899][ T1467] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 35.314337][ T1467] EXT4-fs error (device loop2): __ext4_iget:4938: inode #2: block 13: comm syz.2.287: invalid block [ 35.325732][ T1467] EXT4-fs (loop2): Remounting filesystem read-only [ 35.332540][ T1467] EXT4-fs (loop2): get root inode failed [ 35.338936][ T1467] EXT4-fs (loop2): mount failed [ 35.718951][ T1540] EXT4-fs (loop2): Invalid log block size: 2532946217 [ 36.015196][ T1596] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 36.026987][ T1596] EXT4-fs error (device loop2): __ext4_iget:4938: inode #2: block 13: comm syz.2.319: invalid block [ 36.038908][ T1596] EXT4-fs (loop2): Remounting filesystem read-only [ 36.045535][ T1596] EXT4-fs (loop2): get root inode failed [ 36.051233][ T1596] EXT4-fs (loop2): mount failed [ 36.678335][ T1705] EXT4-fs (loop2): Invalid log block size: 2532946217 [ 36.750082][ T1717] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 36.760892][ T1717] EXT4-fs error (device loop2): __ext4_get_inode_loc:4358: comm syz.2.349: Invalid inode table block 5 in block_group 0 [ 36.775390][ T1717] EXT4-fs (loop2): Remounting filesystem read-only [ 36.781961][ T1717] EXT4-fs (loop2): get root inode failed [ 36.787925][ T1717] EXT4-fs (loop2): mount failed [ 36.828925][ T1726] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 36.839616][ T1726] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024) [ 36.882735][ T1730] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 36.893820][ T1730] EXT4-fs error (device loop2): ext4_read_inode_bitmap:140: comm syz.2.352: Invalid inode bitmap blk 4 in block_group 0 [ 36.906639][ T1730] EXT4-fs (loop2): Remounting filesystem read-only [ 36.913184][ T1730] EXT4-fs (loop2): mounted filesystem without journal. Opts: nogrpid,jqfmt=vfsold,debug_want_extra_isize=0x0000000000000068,errors=remount-ro,nodiscard,quota,. Quota mode: writeback. 2026/02/01 11:55:05 executed programs: 338 [ 37.058418][ T1747] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 37.069699][ T1747] EXT4-fs error (device loop2): ext4_read_inode_bitmap:140: comm syz.2.356: Invalid inode bitmap blk 4 in block_group 0 [ 37.083982][ T1747] EXT4-fs (loop2): Remounting filesystem read-only [ 37.091800][ T1747] EXT4-fs (loop2): mounted filesystem without journal. Opts: nogrpid,jqfmt=vfsold,debug_want_extra_isize=0x0000000000000068,errors=remount-ro,nodiscard,quota,. Quota mode: writeback. [ 37.285374][ T1785] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 37.296822][ T1785] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024) [ 37.418149][ T1793] EXT4-fs (loop2): Invalid log block size: 2532946217 [ 37.471070][ T1797] set_capacity_and_notify: 34 callbacks suppressed [ 37.471086][ T1797] loop2: detected capacity change from 0 to 512 [ 37.484683][ T1796] blk_update_request: I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 0 [ 37.546275][ T1801] loop2: detected capacity change from 0 to 512 [ 37.590526][ T1805] loop2: detected capacity change from 0 to 512 [ 37.635373][ T1809] loop2: detected capacity change from 0 to 512 [ 37.680566][ T1813] loop2: detected capacity change from 0 to 512 [ 37.746032][ T1817] loop2: detected capacity change from 0 to 512 [ 37.820593][ T1825] loop2: detected capacity change from 0 to 512 [ 37.866027][ T1829] loop2: detected capacity change from 0 to 512 [ 37.980519][ T1845] loop2: detected capacity change from 0 to 512 [ 37.996282][ T1849] loop2: detected capacity change from 0 to 512 [ 38.728033][ T1981] EXT4-fs (loop2): Invalid log block size: 2532946217 [ 38.917105][ T2005] EXT4-fs (loop2): Invalid log block size: 2532946217 [ 39.015566][ T2029] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 39.027375][ T2029] EXT4-fs (loop2): fragment/cluster size (0) != block size (1024)