Warning: Permanently added '10.128.1.201' (ED25519) to the list of known hosts. 2025/10/05 07:28:06 ignoring optional flag "sandbox_arg"="0" 2025/10/05 07:28:06 ignoring optional flag "type"="gce" 2025/10/05 07:28:07 parsed 1 programs [ 39.733628][ T24] kauditd_printk_skb: 14 callbacks suppressed [ 39.733640][ T24] audit: type=1400 audit(1759649287.070:88): avc: denied { mounton } for pid=315 comm="syz-executor" path="/syzcgroup/unified" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=dir permissive=1 [ 39.733991][ T315] cgroup: Unknown subsys name 'net' [ 39.769345][ T315] cgroup: Unknown subsys name 'devices' [ 39.775920][ T315] cgroup: Unknown subsys name 'hugetlb' 2025/10/05 07:28:07 executed programs: 0 [ 39.781635][ T315] cgroup: Unknown subsys name 'rlimit' [ 39.829215][ T321] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.836642][ T321] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.844071][ T321] device bridge_slave_0 entered promiscuous mode [ 39.851381][ T321] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.858552][ T321] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.866248][ T321] device bridge_slave_1 entered promiscuous mode [ 39.900214][ T321] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.907421][ T321] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.914754][ T321] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.921909][ T321] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.939021][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.947033][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.954281][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.962265][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.971760][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.980338][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.987430][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.996674][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.004869][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.012324][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.024104][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.033384][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.047099][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.058643][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.067046][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.074859][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.083428][ T321] device veth0_vlan entered promiscuous mode [ 40.093674][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.103251][ T321] device veth1_macvtap entered promiscuous mode [ 40.113094][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.123322][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.144420][ T24] audit: type=1400 audit(1759649287.480:89): avc: denied { mounton } for pid=325 comm="syz-executor.0" path="/root/syzkaller-testdir3823555153/syzkaller.OG46NN/0/file0" dev="sda1" ino=2034 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 40.152498][ T326] syz-executor.0 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 40.182461][ T326] CPU: 1 PID: 326 Comm: syz-executor.0 Not tainted syzkaller #0 [ 40.190328][ T326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 40.200979][ T326] Call Trace: [ 40.204398][ T326] __dump_stack+0x21/0x24 [ 40.208723][ T326] dump_stack_lvl+0x169/0x1d8 [ 40.213402][ T326] ? show_regs_print_info+0x18/0x18 [ 40.218798][ T326] ? ___ratelimit+0x3d1/0x560 [ 40.223573][ T326] ? __kasan_check_write+0x14/0x20 [ 40.228707][ T326] ? _raw_spin_lock+0x8e/0xe0 [ 40.233396][ T326] dump_stack+0x15/0x1c [ 40.237676][ T326] dump_header+0xdd/0x650 [ 40.242149][ T326] oom_kill_process+0x1fa/0x2c0 [ 40.247176][ T326] out_of_memory+0x94a/0xd70 [ 40.251849][ T326] ? insert_work+0x282/0x310 [ 40.256528][ T326] ? unregister_oom_notifier+0x20/0x20 [ 40.261982][ T326] ? mutex_lock_killable+0x8c/0xe0 [ 40.267106][ T326] ? __mutex_lock_interruptible_slowpath+0x10/0x10 [ 40.273648][ T326] mem_cgroup_out_of_memory+0x260/0x310 [ 40.279677][ T326] ? wq_worker_last_func+0x50/0x50 [ 40.284805][ T326] ? mem_cgroup_oom_trylock+0x350/0x350 [ 40.290377][ T326] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 40.296281][ T326] ? cgroup_file_notify+0x183/0x1a0 [ 40.301585][ T326] memory_max_write+0x39a/0x4b0 [ 40.306446][ T326] ? memory_max_show+0xa0/0xa0 [ 40.311305][ T326] ? memory_max_show+0xa0/0xa0 [ 40.316169][ T326] cgroup_file_write+0x299/0x540 [ 40.321105][ T326] ? cgroup_seqfile_stop+0xc0/0xc0 [ 40.326210][ T326] ? mutex_lock+0x8c/0xe0 [ 40.330677][ T326] ? mutex_trylock+0xa0/0xa0 [ 40.335556][ T326] ? __kasan_check_write+0x14/0x20 [ 40.340676][ T326] kernfs_fop_write_iter+0x2c5/0x400 [ 40.346067][ T326] ? cgroup_seqfile_stop+0xc0/0xc0 [ 40.351455][ T326] vfs_write+0x725/0xd60 [ 40.355848][ T326] ? __kasan_slab_free+0x11/0x20 [ 40.360788][ T326] ? kernel_write+0x3c0/0x3c0 [ 40.365570][ T326] ? mutex_trylock+0xa0/0xa0 [ 40.370419][ T326] ? __fget_files+0x2c4/0x320 [ 40.375184][ T326] ? __fdget_pos+0x2d2/0x380 [ 40.379874][ T326] ? ksys_write+0x71/0x240 [ 40.384287][ T326] ksys_write+0x140/0x240 [ 40.388786][ T326] ? __ia32_sys_read+0x90/0x90 [ 40.393813][ T326] ? mntput+0x5f/0xc0 [ 40.397821][ T326] ? __kasan_check_read+0x11/0x20 [ 40.402960][ T326] __x64_sys_write+0x7b/0x90 [ 40.407574][ T326] do_syscall_64+0x31/0x40 [ 40.411994][ T326] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.417889][ T326] RIP: 0033:0x7f5a05cf7829 [ 40.422302][ T326] 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 b0 ff ff ff f7 d8 64 89 01 48 [ 40.442279][ T326] RSP: 002b:00007f5a05c7d0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 40.450958][ T326] RAX: ffffffffffffffda RBX: 00007f5a05e09f60 RCX: 00007f5a05cf7829 [ 40.458930][ T326] RDX: 0000000000000012 RSI: 0000000020000080 RDI: 0000000000000008 [ 40.466985][ T326] RBP: 00007f5a05d53074 R08: 0000000000000000 R09: 0000000000000000 [ 40.474956][ T326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.483010][ T326] R13: 000000000000000b R14: 00007f5a05e09f60 R15: 00007ffe38d09168 [ 40.491642][ T326] memory: usage 96kB, limit 0kB, failcnt 0 [ 40.497699][ T326] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 40.504896][ T326] Memory cgroup stats for /syz0: [ 40.505006][ T326] anon 0 [ 40.505006][ T326] file 0 [ 40.505006][ T326] kernel_stack 0 [ 40.505006][ T326] percpu 0 [ 40.505006][ T326] sock 0 [ 40.505006][ T326] shmem 0 [ 40.505006][ T326] file_mapped 0 [ 40.505006][ T326] file_dirty 0 [ 40.505006][ T326] file_writeback 0 [ 40.505006][ T326] anon_thp 0 [ 40.505006][ T326] inactive_anon 0 [ 40.505006][ T326] active_anon 0 [ 40.505006][ T326] inactive_file 0 [ 40.505006][ T326] active_file 0 [ 40.505006][ T326] unevictable 0 [ 40.505006][ T326] slab_reclaimable 0 [ 40.505006][ T326] slab_unreclaimable 0 [ 40.505006][ T326] slab 0 [ 40.505006][ T326] workingset_refault_anon 0 [ 40.505006][ T326] workingset_refault_file 0 [ 40.505006][ T326] workingset_activate_anon 0 [ 40.505006][ T326] workingset_activate_file 0 [ 40.505006][ T326] workingset_restore_anon 0 [ 40.505006][ T326] workingset_restore_file 0 [ 40.505006][ T326] workingset_nodereclaim 0 [ 40.505006][ T326] pgfault 66 [ 40.603089][ T326] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor.0,pid=325,uid=0 [ 40.619087][ T326] Memory cgroup out of memory: Killed process 325 (syz-executor.0) total-vm:34352kB, anon-rss:356kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:68kB oom_score_adj:1000 [ 40.637425][ T27] oom_reaper: reaped process 325 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:4kB [ 40.652475][ T321] syz-executor.0 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 40.662788][ T321] CPU: 0 PID: 321 Comm: syz-executor.0 Not tainted syzkaller #0 [ 40.670428][ T321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 40.680686][ T321] Call Trace: [ 40.684110][ T321] __dump_stack+0x21/0x24 [ 40.688638][ T321] dump_stack_lvl+0x169/0x1d8 [ 40.693503][ T321] ? show_regs_print_info+0x18/0x18 [ 40.698814][ T321] ? ___ratelimit+0x3d1/0x560 [ 40.703815][ T321] ? __kasan_check_write+0x14/0x20 [ 40.709028][ T321] ? _raw_spin_lock+0x8e/0xe0 [ 40.713702][ T321] dump_stack+0x15/0x1c [ 40.717886][ T321] dump_header+0xdd/0x650 [ 40.722734][ T321] oom_kill_process+0x1fa/0x2c0 [ 40.727638][ T321] out_of_memory+0x94a/0xd70 [ 40.732273][ T321] ? unregister_oom_notifier+0x20/0x20 [ 40.737762][ T321] ? mutex_lock_killable+0x8c/0xe0 [ 40.742890][ T321] ? __mutex_lock_interruptible_slowpath+0x10/0x10 [ 40.749484][ T321] mem_cgroup_out_of_memory+0x260/0x310 [ 40.755244][ T321] ? mem_cgroup_oom_trylock+0x350/0x350 [ 40.760968][ T321] ? _raw_spin_lock+0x8e/0xe0 [ 40.765647][ T321] ? mem_cgroup_iter+0x507/0x7d0 [ 40.770609][ T321] try_charge+0xf61/0x14e0 [ 40.775023][ T321] ? __memcg_kmem_charge+0x140/0x140 [ 40.780387][ T321] ? __alloc_pages_nodemask+0x268/0x5f0 [ 40.786118][ T321] ? get_mem_cgroup_from_mm+0x197/0x1b0 [ 40.791663][ T321] __mem_cgroup_charge+0x14c/0x6d0 [ 40.796861][ T321] handle_pte_fault+0x175c/0x3750 [ 40.802032][ T321] handle_mm_fault+0xf3f/0x16a0 [ 40.806978][ T321] ? can_reuse_spf_vma+0xe0/0xe0 [ 40.812027][ T321] ? __kasan_check_write+0x14/0x20 [ 40.817244][ T321] ? down_read_trylock+0x100/0x150 [ 40.822569][ T321] ? __init_rwsem+0x1c0/0x1c0 [ 40.827415][ T321] ? find_vma+0x30/0x150 [ 40.831809][ T321] do_user_addr_fault+0x5a2/0xc80 [ 40.836890][ T321] ? do_kern_addr_fault+0x80/0x80 [ 40.842570][ T321] ? debug_smp_processor_id+0x17/0x20 [ 40.848013][ T321] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 40.854089][ T321] ? exit_to_user_mode_prepare+0x2f/0xa0 [ 40.859729][ T321] exc_page_fault+0x5a/0xc0 [ 40.864608][ T321] ? asm_exc_page_fault+0x8/0x30 [ 40.869646][ T321] asm_exc_page_fault+0x1e/0x30 [ 40.874729][ T321] RIP: 0033:0x7f5a05cd3eef [ 40.879335][ T321] Code: 8d 34 19 48 39 d5 48 89 75 60 0f 95 c2 48 29 d8 48 83 c1 10 0f b6 d2 48 83 c8 01 48 c1 e2 02 48 09 da 48 83 ca 01 48 89 51 f8 <48> 89 46 08 eb 80 48 8d 0d c1 1e 09 00 48 8d 15 c5 30 09 00 bf 01 [ 40.899037][ T321] RSP: 002b:00007ffe38d08260 EFLAGS: 00010206 [ 40.905208][ T321] RAX: 0000000000018761 RBX: 0000000000008040 RCX: 000055556414c870 [ 40.913275][ T321] RDX: 0000000000008041 RSI: 00005555641548a0 RDI: 0000000000000004 [ 40.921693][ T321] RBP: 00007f5a05ddf660 R08: 0000000000000028 R09: 00250bf52f7d2946 [ 40.929849][ T321] R10: 0000000000001000 R11: 0000000000000802 R12: 0000000000008030 [ 40.937907][ T321] R13: 0000000000000076 R14: 00007f5a05ddf6c0 R15: 0000000000000000 [ 40.947867][ T321] memory: usage 40kB, limit 0kB, failcnt 19 [ 40.954003][ T321] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 40.961372][ T321] Memory cgroup stats for /syz0: [ 40.961502][ T321] anon 0 [ 40.961502][ T321] file 0 [ 40.961502][ T321] kernel_stack 0 [ 40.961502][ T321] percpu 0 [ 40.961502][ T321] sock 0 [ 40.961502][ T321] shmem 0 [ 40.961502][ T321] file_mapped 0 [ 40.961502][ T321] file_dirty 0 [ 40.961502][ T321] file_writeback 0 [ 40.961502][ T321] anon_thp 0 [ 40.961502][ T321] inactive_anon 0 [ 40.961502][ T321] active_anon 0 [ 40.961502][ T321] inactive_file 0 [ 40.961502][ T321] active_file 0 [ 40.961502][ T321] unevictable 0 [ 40.961502][ T321] slab_reclaimable 0 [ 40.961502][ T321] slab_unreclaimable 0 [ 40.961502][ T321] slab 0 [ 40.961502][ T321] workingset_refault_anon 0 [ 40.961502][ T321] workingset_refault_file 0 [ 40.961502][ T321] workingset_activate_anon 0 [ 40.961502][ T321] workingset_activate_file 0 [ 40.961502][ T321] workingset_restore_anon 0 [ 40.961502][ T321] workingset_restore_file 0 [ 40.961502][ T321] workingset_nodereclaim 0 [ 40.961502][ T321] pgfault 66 [ 41.058775][ T321] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor.0,pid=321,uid=0 [ 41.074214][ T321] Memory cgroup out of memory: Killed process 321 (syz-executor.0) total-vm:34088kB, anon-rss:352kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:56kB oom_score_adj:0 [ 41.099732][ T27] oom_reaper: reaped process 321 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 41.975681][ T49] device bridge_slave_1 left promiscuous mode [ 41.981863][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.989624][ T49] device bridge_slave_0 left promiscuous mode [ 41.995909][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.003660][ T49] device veth1_macvtap left promiscuous mode [ 42.009968][ T49] device veth0_vlan left promiscuous mode 2025/10/05 07:28:19 executor failed 11 times: executor 0: exit status 67 SYZFAIL: tun: can't open /dev/net/tun (errno 2: No such file or directory) loop exited with status 67 SYZFAIL: tun: can't open /dev/net/tun (errno 2: No such file or directory) loop exited with status 67