[ 6.560949][ T28] audit: type=1400 audit(1756338600.411:58): avc: denied { read } for pid=196 comm="getty" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:getty_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 syzkaller syzkaller login: [ 31.441714][ T28] audit: type=1400 audit(1756338625.301:59): avc: denied { transition } for pid=267 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 31.445077][ T28] audit: type=1400 audit(1756338625.301:60): avc: denied { noatsecure } for pid=267 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 31.448071][ T28] audit: type=1400 audit(1756338625.301:61): avc: denied { write } for pid=267 comm="sh" path="pipe:[15378]" dev="pipefs" ino=15378 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 31.451233][ T28] audit: type=1400 audit(1756338625.301:62): avc: denied { rlimitinh } for pid=267 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 31.453992][ T28] audit: type=1400 audit(1756338625.301:63): avc: denied { siginh } for pid=267 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.15' (ED25519) to the list of known hosts. 2025/08/27 23:50:34 parsed 1 programs [ 40.602033][ T28] audit: type=1400 audit(1756338634.461:64): 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 [ 40.622778][ T28] audit: type=1400 audit(1756338634.461:65): 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 [ 41.460790][ T28] audit: type=1400 audit(1756338635.321:66): avc: denied { mounton } for pid=291 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 [ 41.461781][ T291] cgroup: Unknown subsys name 'net' [ 41.483461][ T28] audit: type=1400 audit(1756338635.321:67): avc: denied { mount } for pid=291 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 [ 41.511172][ T28] audit: type=1400 audit(1756338635.351:68): avc: denied { unmount } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 41.511315][ T291] cgroup: Unknown subsys name 'devices' [ 41.629256][ T291] cgroup: Unknown subsys name 'hugetlb' [ 41.634916][ T291] cgroup: Unknown subsys name 'rlimit' [ 41.742225][ T28] audit: type=1400 audit(1756338635.601:69): avc: denied { setattr } for pid=291 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 [ 41.765426][ T28] audit: type=1400 audit(1756338635.601:70): avc: denied { create } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 41.772747][ T294] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 41.786105][ T28] audit: type=1400 audit(1756338635.601:71): avc: denied { write } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 41.814720][ T28] audit: type=1400 audit(1756338635.601:72): avc: denied { read } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 41.834946][ T28] audit: type=1400 audit(1756338635.601:73): avc: denied { mounton } for pid=291 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 [ 41.862926][ T291] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 42.648070][ T296] request_module fs-gadgetfs succeeded, but still no fs? [ 42.790455][ T309] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.797553][ T309] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.804833][ T309] device bridge_slave_0 entered promiscuous mode [ 42.812114][ T309] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.819264][ T309] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.826534][ T309] device bridge_slave_1 entered promiscuous mode [ 42.868624][ T309] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.875665][ T309] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.882958][ T309] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.890007][ T309] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.909370][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.916614][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.924062][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.931588][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.940363][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.948600][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.955621][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.965141][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.973426][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.980478][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.992747][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.001997][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.015288][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.026951][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.035220][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.042758][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.051223][ T309] device veth0_vlan entered promiscuous mode [ 43.061127][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.070892][ T309] device veth1_macvtap entered promiscuous mode [ 43.080262][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.089976][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.119469][ T309] syz-executor (309) used greatest stack depth: 21216 bytes left 2025/08/27 23:50:37 executed programs: 0 [ 43.662830][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.669893][ T363] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.677185][ T363] device bridge_slave_0 entered promiscuous mode [ 43.684150][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.691320][ T363] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.698820][ T363] device bridge_slave_1 entered promiscuous mode [ 43.746855][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.753907][ T363] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.761189][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.768227][ T363] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.789576][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.797148][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.804676][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.813522][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.822064][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.830858][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.837915][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.846871][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.855199][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.863365][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.870412][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.884038][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.892149][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.900977][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.909155][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.925982][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.934485][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.945629][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.953642][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.965954][ T363] device veth0_vlan entered promiscuous mode [ 43.972474][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.980266][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.990972][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.999345][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.011241][ T363] device veth1_macvtap entered promiscuous mode [ 44.020504][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 44.028335][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.036471][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.046151][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.054578][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.108831][ T43] device bridge_slave_1 left promiscuous mode [ 44.114973][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.122544][ T43] device bridge_slave_0 left promiscuous mode [ 44.128666][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.136962][ T375] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 44.148702][ T375] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 44.157187][ T375] CPU: 0 PID: 375 Comm: syz.2.17 Not tainted syzkaller #0 [ 44.164293][ T375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 44.174337][ T375] RIP: 0010:step_into+0x11d/0xf30 [ 44.179355][ T375] Code: 74 24 08 c6 44 24 7f 00 43 0f b6 04 3c 84 c0 4d 89 fd 0f 85 08 0c 00 00 45 8b 36 4c 8b bc 24 a8 00 00 00 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 07 0c 00 00 45 8b 3f 44 89 fe 81 e6 00 [ 44.198974][ T375] RSP: 0018:ffffc90000a278a0 EFLAGS: 00010247 [ 44.205030][ T375] RAX: 0000000000000000 RBX: ffffc90000a27ae0 RCX: ffff8881131cd100 [ 44.212986][ T375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 44.220947][ T375] RBP: ffffc90000a279b8 R08: dffffc0000000000 R09: ffffed102588c89d [ 44.228918][ T375] R10: ffffed102588c89d R11: 1ffff1102588c89c R12: 1ffff92000144f63 [ 44.236876][ T375] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000005 [ 44.244833][ T375] FS: 00007fdb362836c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 44.253750][ T375] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.260339][ T375] CR2: 0000000000000000 CR3: 000000010c996000 CR4: 00000000003506b0 [ 44.268304][ T375] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.276262][ T375] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.284227][ T375] Call Trace: [ 44.287492][ T375] [ 44.290407][ T375] ? __lookup_slow+0x376/0x3f0 [ 44.295176][ T375] ? lookup_one_len+0x2d0/0x2d0 [ 44.300016][ T375] ? down_read+0xa0/0xf0 [ 44.304260][ T375] ? set_root+0x400/0x400 [ 44.308576][ T375] ? up_read+0x56/0x1d0 [ 44.312811][ T375] walk_component+0x24c/0x420 [ 44.317485][ T375] path_lookupat+0x180/0x490 [ 44.322070][ T375] filename_lookup+0x1f0/0x500 [ 44.326827][ T375] ? __cfi_filename_lookup+0x10/0x10 [ 44.332101][ T375] ? strncpy_from_user+0x17a/0x2d0 [ 44.337210][ T375] user_path_at_empty+0x47/0x1c0 [ 44.342156][ T375] path_removexattr+0xb3/0x3b0 [ 44.346909][ T375] ? do_futex+0x2b9/0x420 [ 44.351225][ T375] ? selinux_bpf+0xc7/0xf0 [ 44.355632][ T375] ? listxattr+0x320/0x320 [ 44.360034][ T375] ? __cfi_do_futex+0x10/0x10 [ 44.364714][ T375] ? __sys_bpf+0x504/0x780 [ 44.369113][ T375] ? __se_sys_futex+0x273/0x2e0 [ 44.373954][ T375] ? __this_cpu_preempt_check+0x13/0x20 [ 44.379486][ T375] ? xfd_validate_state+0x70/0x150 [ 44.384595][ T375] ? fpregs_restore_userregs+0x128/0x260 [ 44.390212][ T375] __x64_sys_lremovexattr+0x5d/0x70 [ 44.395394][ T375] x64_sys_call+0x1a2/0x9a0 [ 44.399975][ T375] do_syscall_64+0x4c/0xa0 [ 44.404378][ T375] ? clear_bhb_loop+0x30/0x80 [ 44.409039][ T375] ? clear_bhb_loop+0x30/0x80 [ 44.413709][ T375] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 44.419585][ T375] RIP: 0033:0x7fdb3538ebe9 [ 44.423995][ T375] 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 [ 44.443597][ T375] RSP: 002b:00007fdb36283038 EFLAGS: 00000246 ORIG_RAX: 00000000000000c6 [ 44.452005][ T375] RAX: ffffffffffffffda RBX: 00007fdb355b6090 RCX: 00007fdb3538ebe9 [ 44.459986][ T375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000580 [ 44.467952][ T375] RBP: 00007fdb35411e19 R08: 0000000000000000 R09: 0000000000000000 [ 44.476096][ T375] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 44.484057][ T375] R13: 00007fdb355b6128 R14: 00007fdb355b6090 R15: 00007ffd2e53efa8 [ 44.492287][ T375] [ 44.495300][ T375] Modules linked in: [ 44.499659][ T43] device veth1_macvtap left promiscuous mode [ 44.500250][ T375] ---[ end trace 0000000000000000 ]--- [ 44.505704][ T43] device veth0_vlan left promiscuous mode [ 44.511236][ T375] RIP: 0010:step_into+0x11d/0xf30 [ 44.521961][ T375] Code: 74 24 08 c6 44 24 7f 00 43 0f b6 04 3c 84 c0 4d 89 fd 0f 85 08 0c 00 00 45 8b 36 4c 8b bc 24 a8 00 00 00 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 07 0c 00 00 45 8b 3f 44 89 fe 81 e6 00 [ 44.541935][ T375] RSP: 0018:ffffc90000a278a0 EFLAGS: 00010247 [ 44.548165][ T375] RAX: 0000000000000000 RBX: ffffc90000a27ae0 RCX: ffff8881131cd100 [ 44.556206][ T375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 44.564412][ T375] RBP: ffffc90000a279b8 R08: dffffc0000000000 R09: ffffed102588c89d [ 44.572557][ T375] R10: ffffed102588c89d R11: 1ffff1102588c89c R12: 1ffff92000144f63 [ 44.580619][ T375] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000005 [ 44.588948][ T375] FS: 00007fdb362836c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 44.597968][ T375] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.604596][ T375] CR2: 0000200000001940 CR3: 000000010c996000 CR4: 00000000003506a0 [ 44.612706][ T375] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.620746][ T375] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.628785][ T375] Kernel panic - not syncing: Fatal exception [ 44.635250][ T375] Kernel Offset: disabled [ 44.639563][ T375] Rebooting in 86400 seconds..