[ 14.945127][ T30] audit: type=1400 audit(1761719822.138:62): avc: denied { rlimitinh } for pid=223 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 14.963964][ T30] audit: type=1400 audit(1761719822.138:63): avc: denied { siginh } for pid=223 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 17.575253][ T231] sftp-server (231) used greatest stack depth: 22048 bytes left Warning: Permanently added '10.128.0.122' (ED25519) to the list of known hosts. 2025/10/29 06:37:11 parsed 1 programs [ 24.401488][ T30] audit: type=1400 audit(1761719831.628:64): avc: denied { node_bind } for pid=281 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 24.422194][ T30] audit: type=1400 audit(1761719831.628:65): avc: denied { module_request } for pid=281 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 [ 25.396937][ T30] audit: type=1400 audit(1761719832.628:66): 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 [ 25.398327][ T290] cgroup: Unknown subsys name 'net' [ 25.419776][ T30] audit: type=1400 audit(1761719832.628:67): 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 [ 25.447219][ T30] audit: type=1400 audit(1761719832.648:68): 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 [ 25.447410][ T290] cgroup: Unknown subsys name 'devices' [ 25.648274][ T290] cgroup: Unknown subsys name 'hugetlb' [ 25.653963][ T290] cgroup: Unknown subsys name 'rlimit' [ 25.891964][ T30] audit: type=1400 audit(1761719833.118:69): avc: denied { setattr } for pid=290 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 [ 25.915241][ T30] audit: type=1400 audit(1761719833.118:70): 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 [ 25.935753][ T30] audit: type=1400 audit(1761719833.118:71): 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 [ 25.956047][ T30] audit: type=1400 audit(1761719833.118:72): 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 [ 25.961500][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 25.976335][ T30] audit: type=1400 audit(1761719833.118:73): 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 [ 26.046243][ T290] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 26.455512][ T294] request_module fs-gadgetfs succeeded, but still no fs? [ 26.879594][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.886696][ T325] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.894190][ T325] device bridge_slave_0 entered promiscuous mode [ 26.901282][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.908349][ T325] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.915685][ T325] device bridge_slave_1 entered promiscuous mode [ 26.964447][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.971556][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.978900][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.986131][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.006602][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.014324][ T314] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.021899][ T314] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.031095][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 27.039435][ T314] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.046517][ T314] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.055071][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 27.063504][ T314] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.070564][ T314] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.084136][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.093342][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.107703][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.118986][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.127147][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.134544][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.142875][ T325] device veth0_vlan entered promiscuous mode [ 27.152933][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.162269][ T325] device veth1_macvtap entered promiscuous mode [ 27.171387][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.181175][ T314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.211711][ T325] syz-executor (325) used greatest stack depth: 20800 bytes left 2025/10/29 06:37:14 executed programs: 0 [ 27.759973][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.767556][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.775392][ T362] device bridge_slave_0 entered promiscuous mode [ 27.782426][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.789554][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.798513][ T362] device bridge_slave_1 entered promiscuous mode [ 27.846448][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.853628][ T362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.860936][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.867985][ T362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.886405][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.893980][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.901244][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.910039][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 27.918238][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.925267][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.934248][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 27.942588][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.949649][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.961760][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.970987][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.984255][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.995708][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 28.003898][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 28.011723][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 28.020273][ T362] device veth0_vlan entered promiscuous mode [ 28.035729][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 28.044835][ T362] device veth1_macvtap entered promiscuous mode [ 28.054093][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 28.069158][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 28.094995][ T373] loop2: detected capacity change from 0 to 1024 [ 28.116673][ T373] ======================================================= [ 28.116673][ T373] WARNING: The mand mount option has been deprecated and [ 28.116673][ T373] and is ignored by this kernel. Remove the mand [ 28.116673][ T373] option from the mount to silence this warning. [ 28.116673][ T373] ======================================================= [ 28.179834][ T373] EXT4-fs (loop2): Ignoring removed nobh option [ 28.186338][ T373] EXT4-fs (loop2): Ignoring removed bh option [ 28.192493][ T373] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 28.207973][ T373] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 28.244689][ T373] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3871: comm syz.2.17: Allocating blocks 497-513 which overlap fs metadata [ 28.264024][ T373] ------------[ cut here ]------------ [ 28.269906][ T373] kernel BUG at fs/ext4/extents.c:1015! [ 28.275602][ T373] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 28.281674][ T373] CPU: 0 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0 [ 28.288780][ T373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 28.298854][ T373] RIP: 0010:ext4_ext_insert_index+0x54a/0x550 [ 28.304956][ T373] Code: 4c 89 fa e9 ca fd ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c dd fd ff ff 4c 89 f7 e8 d0 8e d3 ff e9 d0 fd ff ff e8 56 0e 95 ff <0f> 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 81 ec [ 28.324675][ T373] RSP: 0018:ffffc90000c16b20 EFLAGS: 00010293 [ 28.330773][ T373] RAX: ffffffff81d3b09a RBX: ffff8881284a3424 RCX: ffff88810d032780 [ 28.338748][ T373] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000 [ 28.346736][ T373] RBP: ffffc90000c16b90 R08: dffffc0000000000 R09: ffffed1024169c40 [ 28.354715][ T373] R10: ffffed1024169c40 R11: 1ffff11024169c3f R12: 0000000000000000 [ 28.362771][ T373] R13: 00000000000000cb R14: 00000000fffffffe R15: 0000000000000054 [ 28.370899][ T373] FS: 0000555583a80500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 28.379833][ T373] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.386447][ T373] CR2: 000020000002c000 CR3: 000000012de53000 CR4: 00000000003506b0 [ 28.394543][ T373] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.402669][ T373] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.410654][ T373] Call Trace: [ 28.413932][ T373] [ 28.416864][ T373] ext4_ext_insert_extent+0x3af6/0x47a0 [ 28.422421][ T373] ? memset+0x35/0x40 [ 28.426415][ T373] ? get_implied_cluster_alloc+0x5d4/0xb60 [ 28.432226][ T373] ? ext4_ext_next_allocated_block+0x2e0/0x2e0 [ 28.438416][ T373] ext4_ext_map_blocks+0x18e1/0x6270 [ 28.443707][ T373] ? _raw_write_unlock+0x2b/0x60 [ 28.448655][ T373] ? ext4_ext_release+0x10/0x10 [ 28.453525][ T373] ? ext4_es_lookup_extent+0x54c/0x900 [ 28.459005][ T373] ext4_map_blocks+0x97b/0x1b20 [ 28.464041][ T373] ? kmem_cache_alloc+0xf7/0x260 [ 28.469065][ T373] ? alloc_buffer_head+0x26/0x120 [ 28.474109][ T373] ? ext4_issue_zeroout+0x250/0x250 [ 28.479304][ T373] _ext4_get_block+0x1da/0x4e0 [ 28.484061][ T373] ? ext4_get_block+0x50/0x50 [ 28.488735][ T373] ? should_failslab+0x9/0x20 [ 28.493413][ T373] ext4_get_block_unwritten+0x2a/0x40 [ 28.498802][ T373] ext4_block_write_begin+0x556/0x1150 [ 28.504289][ T373] ? _ext4_get_block+0x4e0/0x4e0 [ 28.509232][ T373] ? ext4_print_free_blocks+0x390/0x390 [ 28.514909][ T373] ? ext4_write_begin+0x42a/0x1220 [ 28.520017][ T373] ? ext4_inode_journal_mode+0x19a/0x480 [ 28.525650][ T373] ext4_write_begin+0x638/0x1220 [ 28.530849][ T373] ? ext4_readahead+0x110/0x110 [ 28.535699][ T373] ? ext4_get_group_desc+0x2ad/0x320 [ 28.541672][ T373] ? __kasan_check_read+0x11/0x20 [ 28.546691][ T373] ? mark_buffer_dirty+0x1cc/0x330 [ 28.551803][ T373] ? __ext4_handle_dirty_metadata+0x2f8/0x800 [ 28.557864][ T373] ? __kasan_check_write+0x14/0x20 [ 28.562997][ T373] ? ext4_mark_iloc_dirty+0x3013/0x3f50 [ 28.568549][ T373] ext4_da_write_begin+0x2fa/0xb60 [ 28.573674][ T373] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 28.579213][ T373] ? __ext4_mark_inode_dirty+0x443/0x610 [ 28.584841][ T373] ? __ext4_journal_stop+0x36/0x1a0 [ 28.590037][ T373] ? ext4_write_end+0x79c/0xa70 [ 28.594881][ T373] ? fault_in_readable+0x105/0x160 [ 28.599988][ T373] ? fault_in_iov_iter_readable+0x23e/0x280 [ 28.605994][ T373] generic_perform_write+0x2ad/0x670 [ 28.611295][ T373] ? grab_cache_page_write_begin+0xb0/0xb0 [ 28.617106][ T373] ? do_futex+0xc91/0x2620 [ 28.621520][ T373] ? generic_write_checks+0x3b3/0x480 [ 28.626888][ T373] ext4_buffered_write_iter+0x4ed/0x670 [ 28.632434][ T373] ext4_file_write_iter+0x18c/0x1550 [ 28.637809][ T373] ? avc_policy_seqno+0x1b/0x70 [ 28.642659][ T373] ? ext4_file_read_iter+0x510/0x510 [ 28.648153][ T373] ? memset+0x35/0x40 [ 28.652138][ T373] ? iov_iter_init+0xbc/0x180 [ 28.656819][ T373] vfs_write+0x802/0xf70 [ 28.661083][ T373] ? file_end_write+0x1b0/0x1b0 [ 28.665936][ T373] ? __kasan_check_read+0x11/0x20 [ 28.670989][ T373] ? __fdget+0x15b/0x230 [ 28.675233][ T373] __x64_sys_pwrite64+0x191/0x220 [ 28.680261][ T373] ? ksys_pwrite64+0x1b0/0x1b0 [ 28.685024][ T373] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 28.691116][ T373] x64_sys_call+0xa6/0x9a0 [ 28.695534][ T373] do_syscall_64+0x4c/0xa0 [ 28.700003][ T373] ? clear_bhb_loop+0x50/0xa0 [ 28.704675][ T373] ? clear_bhb_loop+0x50/0xa0 [ 28.709346][ T373] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 28.715238][ T373] RIP: 0033:0x7fdbe545cfc9 [ 28.719644][ T373] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 28.739455][ T373] RSP: 002b:00007fffec679888 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 [ 28.747880][ T373] RAX: ffffffffffffffda RBX: 00007fdbe56b3fa0 RCX: 00007fdbe545cfc9 [ 28.755845][ T373] RDX: 00000000200000c1 RSI: 00002000000000c0 RDI: 0000000000000006 [ 28.763811][ T373] RBP: 00007fdbe54dff91 R08: 0000000000000000 R09: 0000000000000000 [ 28.771773][ T373] R10: 0000000000009000 R11: 0000000000000246 R12: 0000000000000000 [ 28.779734][ T373] R13: 00007fdbe56b3fa0 R14: 00007fdbe56b3fa0 R15: 0000000000000004 [ 28.787701][ T373] [ 28.790715][ T373] Modules linked in: [ 28.799065][ T373] ---[ end trace bf984fed47204a4c ]--- [ 28.804565][ T373] RIP: 0010:ext4_ext_insert_index+0x54a/0x550 [ 28.811080][ T373] Code: 4c 89 fa e9 ca fd ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c dd fd ff ff 4c 89 f7 e8 d0 8e d3 ff e9 d0 fd ff ff e8 56 0e 95 ff <0f> 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 81 ec [ 28.830917][ T373] RSP: 0018:ffffc90000c16b20 EFLAGS: 00010293 [ 28.837367][ T373] RAX: ffffffff81d3b09a RBX: ffff8881284a3424 RCX: ffff88810d032780 [ 28.845372][ T373] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000 [ 28.853409][ T373] RBP: ffffc90000c16b90 R08: dffffc0000000000 R09: ffffed1024169c40 [ 28.861471][ T373] R10: ffffed1024169c40 R11: 1ffff11024169c3f R12: 0000000000000000 [ 28.869609][ T373] R13: 00000000000000cb R14: 00000000fffffffe R15: 0000000000000054 [ 28.877830][ T373] FS: 0000555583a80500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 28.887113][ T373] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.893824][ T373] CR2: 000020000002c000 CR3: 000000012de53000 CR4: 00000000003506b0 [ 28.902055][ T373] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.910276][ T373] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.918350][ T373] Kernel panic - not syncing: Fatal exception [ 28.924682][ T373] Kernel Offset: disabled [ 28.929088][ T373] Rebooting in 86400 seconds..