syzkaller syzkaller login: [ 10.719483][ T24] kauditd_printk_skb: 48 callbacks suppressed [ 10.719492][ T24] audit: type=1400 audit(1777918507.870:59): avc: denied { transition } for pid=217 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 [ 10.723797][ T24] audit: type=1400 audit(1777918507.870:60): avc: denied { noatsecure } for pid=217 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 10.726769][ T24] audit: type=1400 audit(1777918507.870:61): avc: denied { write } for pid=217 comm="sh" path="pipe:[13756]" dev="pipefs" ino=13756 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 10.730220][ T24] audit: type=1400 audit(1777918507.870:62): avc: denied { rlimitinh } for pid=217 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 10.732724][ T24] audit: type=1400 audit(1777918507.870:63): avc: denied { siginh } for pid=217 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.52' (ED25519) to the list of known hosts. 2026/05/04 18:15:16 parsed 1 programs [ 19.682900][ T24] audit: type=1400 audit(1777918516.830:64): avc: denied { node_bind } for pid=287 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 19.686267][ T24] audit: type=1400 audit(1777918516.830:65): avc: denied { create } for pid=287 comm="syz-execprog" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 19.689674][ T24] audit: type=1400 audit(1777918516.830:66): avc: denied { module_request } for pid=287 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 [ 20.248279][ T24] audit: type=1400 audit(1777918517.390:67): avc: denied { mounton } for pid=293 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 20.249296][ T293] cgroup: Unknown subsys name 'net' [ 20.270915][ T24] audit: type=1400 audit(1777918517.390:68): avc: denied { mount } for pid=293 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 [ 20.298102][ T24] audit: type=1400 audit(1777918517.420:69): avc: denied { unmount } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 20.298328][ T293] cgroup: Unknown subsys name 'devices' [ 20.530513][ T293] cgroup: Unknown subsys name 'hugetlb' [ 20.536093][ T293] cgroup: Unknown subsys name 'rlimit' [ 20.737359][ T24] audit: type=1400 audit(1777918517.880:70): avc: denied { setattr } for pid=293 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=253 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 20.760512][ T24] audit: type=1400 audit(1777918517.880:71): avc: denied { create } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 20.780845][ T24] audit: type=1400 audit(1777918517.880:72): avc: denied { write } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 20.801081][ T24] audit: type=1400 audit(1777918517.880:73): avc: denied { read } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 20.803284][ T297] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 20.881503][ T293] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 21.260976][ T300] request_module fs-gadgetfs succeeded, but still no fs? [ 21.271217][ T300] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 21.544315][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.551440][ T325] bridge0: port 1(bridge_slave_0) entered disabled state [ 21.558654][ T325] device bridge_slave_0 entered promiscuous mode [ 21.565636][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.573064][ T325] bridge0: port 2(bridge_slave_1) entered disabled state [ 21.580390][ T325] device bridge_slave_1 entered promiscuous mode [ 21.611697][ T325] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.618705][ T325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 21.625963][ T325] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.632975][ T325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 21.648400][ T112] bridge0: port 1(bridge_slave_0) entered disabled state [ 21.655591][ T112] bridge0: port 2(bridge_slave_1) entered disabled state [ 21.662965][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 21.670307][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 21.678682][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 21.686928][ T112] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.693948][ T112] bridge0: port 1(bridge_slave_0) entered forwarding state [ 21.703375][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 21.711496][ T112] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.718489][ T112] bridge0: port 2(bridge_slave_1) entered forwarding state [ 21.728705][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 21.737978][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 21.750524][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 21.761052][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 21.768941][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 21.776376][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 21.785186][ T325] device veth0_vlan entered promiscuous mode [ 21.793851][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 21.802564][ T325] device veth1_macvtap entered promiscuous mode [ 21.812354][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 21.821728][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/05/04 18:15:19 executed programs: 0 [ 22.243740][ T365] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.250887][ T365] bridge0: port 1(bridge_slave_0) entered disabled state [ 22.258096][ T365] device bridge_slave_0 entered promiscuous mode [ 22.264986][ T365] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.272157][ T365] bridge0: port 2(bridge_slave_1) entered disabled state [ 22.279436][ T365] device bridge_slave_1 entered promiscuous mode [ 22.313474][ T365] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.320504][ T365] bridge0: port 2(bridge_slave_1) entered forwarding state [ 22.327704][ T365] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.334715][ T365] bridge0: port 1(bridge_slave_0) entered forwarding state [ 22.352808][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 22.360269][ T112] bridge0: port 1(bridge_slave_0) entered disabled state [ 22.367344][ T112] bridge0: port 2(bridge_slave_1) entered disabled state [ 22.376043][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 22.384184][ T112] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.391198][ T112] bridge0: port 1(bridge_slave_0) entered forwarding state [ 22.402422][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 22.410569][ T112] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.417562][ T112] bridge0: port 2(bridge_slave_1) entered forwarding state [ 22.428174][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 22.440508][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 22.452237][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 22.462543][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 22.470474][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 22.477769][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 22.485632][ T365] device veth0_vlan entered promiscuous mode [ 22.494383][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 22.505644][ T365] device veth1_macvtap entered promiscuous mode [ 22.514407][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 22.523739][ T112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 22.546634][ T369] erofs: (device loop2): mounted with root inode @ nid 36. [ 22.554543][ T369] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 22.562822][ T369] BUG: scheduling while atomic: syz.2.17/369/0x00000002 [ 22.569797][ T369] Modules linked in: [ 22.573673][ T369] Preemption disabled at: [ 22.573693][ T369] [] z_erofs_reload_indexes+0x318/0x450 [ 22.585129][ T369] CPU: 1 PID: 369 Comm: syz.2.17 Not tainted syzkaller #0 [ 22.592212][ T369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 22.602242][ T369] Call Trace: [ 22.605502][ T369] __dump_stack+0x21/0x24 [ 22.609797][ T369] dump_stack_lvl+0x1a7/0x208 [ 22.614443][ T369] ? z_erofs_reload_indexes+0x318/0x450 [ 22.619953][ T369] ? show_regs_print_info+0x18/0x18 [ 22.625121][ T369] ? slab_free_freelist_hook+0xc5/0x190 [ 22.630631][ T369] ? z_erofs_reload_indexes+0x318/0x450 [ 22.636141][ T369] dump_stack+0x15/0x1c [ 22.640268][ T369] __schedule_bug+0x183/0x240 [ 22.644932][ T369] ? __migrate_task+0x190/0x190 [ 22.649753][ T369] ? putname+0xfe/0x150 [ 22.653876][ T369] __schedule+0xc45/0x1320 [ 22.658262][ T369] ? __se_sys_futex+0x2ba/0x370 [ 22.663078][ T369] ? do_sys_open+0xe0/0xe0 [ 22.667461][ T369] ? __sched_text_start+0x8/0x8 [ 22.672284][ T369] schedule+0x13c/0x1d0 [ 22.676413][ T369] exit_to_user_mode_loop+0x4b/0xe0 [ 22.681576][ T369] exit_to_user_mode_prepare+0x76/0xa0 [ 22.687000][ T369] syscall_exit_to_user_mode+0x1d/0x40 [ 22.692424][ T369] do_syscall_64+0x3d/0x40 [ 22.696806][ T369] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 22.702673][ T369] RIP: 0033:0x7f91b3d97dd9 [ 22.707063][ T369] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 22.726639][ T369] RSP: 002b:00007ffcf1a9f0e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 22.735023][ T369] RAX: ffffffffffffff8b RBX: 00007f91b4010fa0 RCX: 00007f91b3d97dd9 [ 22.742967][ T369] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 22.750910][ T369] RBP: 00007f91b3e2dd69 R08: 0000000000000000 R09: 0000000000000000 [ 22.758853][ T369] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 22.766796][ T369] R13: 00007f91b4010fac R14: 00007f91b4010fa0 R15: 00007f91b4010fa0 [ 22.775979][ T9] device bridge_slave_1 left promiscuous mode [ 22.782168][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 22.789712][ T9] device bridge_slave_0 left promiscuous mode [ 22.795861][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 22.803991][ T9] device veth1_macvtap left promiscuous mode [ 22.810180][ T9] device veth0_vlan left promiscuous mode