Warning: Permanently added '10.128.1.76' (ED25519) to the list of known hosts. 2025/07/27 07:04:58 ignoring optional flag "sandboxArg"="0" 2025/07/27 07:04:58 ignoring optional flag "type"="gce" 2025/07/27 07:04:59 parsed 1 programs [ 44.543045][ T24] kauditd_printk_skb: 14 callbacks suppressed [ 44.543056][ T24] audit: type=1400 audit(1753599899.090:88): 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 [ 44.543308][ T315] cgroup: Unknown subsys name 'net' [ 44.578006][ T315] cgroup: Unknown subsys name 'devices' [ 44.584439][ T315] cgroup: Unknown subsys name 'hugetlb' 2025/07/27 07:04:59 executed programs: 0 [ 44.590079][ T315] cgroup: Unknown subsys name 'rlimit' [ 44.629868][ T321] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.636992][ T321] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.644614][ T321] device bridge_slave_0 entered promiscuous mode [ 44.651477][ T321] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.658496][ T321] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.665956][ T321] device bridge_slave_1 entered promiscuous mode [ 44.694314][ T321] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.701461][ T321] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.708772][ T321] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.715818][ T321] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.731061][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.738321][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.745753][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.753495][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.762474][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.770600][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.777628][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.785867][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.794561][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.801598][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.812556][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.821769][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.834191][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.844639][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.853090][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.860420][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.868471][ T321] device veth0_vlan entered promiscuous mode [ 44.877661][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.886617][ T321] device veth1_macvtap entered promiscuous mode [ 44.895317][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.905802][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.926387][ T24] audit: type=1400 audit(1753599899.470:89): avc: denied { mounton } for pid=325 comm="syz-executor.0" path="/root/syzkaller-testdir1213739141/syzkaller.Ee4NGk/0/file0" dev="sda1" ino=2034 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 44.929997][ T326] syz-executor.0 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 44.964086][ T326] CPU: 0 PID: 326 Comm: syz-executor.0 Not tainted 5.10.240-syzkaller-1008073-gad9a98ef27a4 #0 [ 44.974397][ T326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 44.984469][ T326] Call Trace: [ 44.988116][ T326] __dump_stack+0x21/0x24 [ 44.992447][ T326] dump_stack_lvl+0x169/0x1d8 [ 44.997102][ T326] ? show_regs_print_info+0x18/0x18 [ 45.002463][ T326] ? ___ratelimit+0x3d1/0x560 [ 45.007135][ T326] ? __kasan_check_write+0x14/0x20 [ 45.012227][ T326] ? _raw_spin_lock+0x8e/0xe0 [ 45.016889][ T326] dump_stack+0x15/0x1c [ 45.021027][ T326] dump_header+0xdd/0x650 [ 45.025342][ T326] oom_kill_process+0x1fa/0x2c0 [ 45.030195][ T326] out_of_memory+0x94a/0xd70 [ 45.034767][ T326] ? unregister_oom_notifier+0x20/0x20 [ 45.040294][ T326] ? mutex_lock_killable+0x8c/0xe0 [ 45.045387][ T326] ? __mutex_lock_interruptible_slowpath+0x10/0x10 [ 45.051871][ T326] ? preempt_schedule_common+0xbe/0xf0 [ 45.057310][ T326] mem_cgroup_out_of_memory+0x260/0x310 [ 45.062835][ T326] ? wq_worker_last_func+0x50/0x50 [ 45.067932][ T326] ? mem_cgroup_oom_trylock+0x350/0x350 [ 45.073466][ T326] ? _raw_spin_unlock_irqrestore+0x74/0x80 [ 45.079284][ T326] ? cgroup_file_notify+0x183/0x1a0 [ 45.084482][ T326] memory_max_write+0x39a/0x4b0 [ 45.089320][ T326] ? memory_max_show+0xa0/0xa0 [ 45.094483][ T326] ? memory_max_show+0xa0/0xa0 [ 45.099231][ T326] cgroup_file_write+0x299/0x540 [ 45.104149][ T326] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.109287][ T326] ? mutex_lock+0x8c/0xe0 [ 45.113724][ T326] ? mutex_trylock+0xa0/0xa0 [ 45.118327][ T326] ? __kasan_check_write+0x14/0x20 [ 45.123542][ T326] kernfs_fop_write_iter+0x2c5/0x400 [ 45.128829][ T326] ? cgroup_seqfile_stop+0xc0/0xc0 [ 45.133944][ T326] vfs_write+0x725/0xd60 [ 45.138183][ T326] ? __kasan_slab_free+0x11/0x20 [ 45.143223][ T326] ? kernel_write+0x3c0/0x3c0 [ 45.147986][ T326] ? mutex_trylock+0xa0/0xa0 [ 45.152570][ T326] ? __fget_files+0x2c4/0x320 [ 45.157235][ T326] ? __fdget_pos+0x2d2/0x380 [ 45.161813][ T326] ? ksys_write+0x71/0x240 [ 45.166212][ T326] ksys_write+0x140/0x240 [ 45.170550][ T326] ? __ia32_sys_read+0x90/0x90 [ 45.175295][ T326] ? fpu__clear_all+0x20/0x20 [ 45.180037][ T326] __x64_sys_write+0x7b/0x90 [ 45.184629][ T326] do_syscall_64+0x31/0x40 [ 45.190038][ T326] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 45.195922][ T326] RIP: 0033:0x7f259e809829 [ 45.200326][ 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 [ 45.220115][ T326] RSP: 002b:00007f259e78f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.228703][ T326] RAX: ffffffffffffffda RBX: 00007f259e91bf60 RCX: 00007f259e809829 [ 45.236754][ T326] RDX: 0000000000000012 RSI: 0000000020000080 RDI: 0000000000000008 [ 45.244715][ T326] RBP: 00007f259e865074 R08: 0000000000000000 R09: 0000000000000000 [ 45.252675][ T326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 45.260633][ T326] R13: 000000000000000b R14: 00007f259e91bf60 R15: 00007ffe18f9cba8 [ 45.269931][ T326] memory: usage 92kB, limit 0kB, failcnt 0 [ 45.275864][ T326] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 45.282816][ T326] Memory cgroup stats for /syz0: [ 45.282931][ T326] anon 0 [ 45.282931][ T326] file 0 [ 45.282931][ T326] kernel_stack 0 [ 45.282931][ T326] percpu 0 [ 45.282931][ T326] sock 0 [ 45.282931][ T326] shmem 0 [ 45.282931][ T326] file_mapped 0 [ 45.282931][ T326] file_dirty 0 [ 45.282931][ T326] file_writeback 0 [ 45.282931][ T326] anon_thp 0 [ 45.282931][ T326] inactive_anon 0 [ 45.282931][ T326] active_anon 0 [ 45.282931][ T326] inactive_file 0 [ 45.282931][ T326] active_file 0 [ 45.282931][ T326] unevictable 0 [ 45.282931][ T326] slab_reclaimable 0 [ 45.282931][ T326] slab_unreclaimable 0 [ 45.282931][ T326] slab 0 [ 45.282931][ T326] workingset_refault_anon 0 [ 45.282931][ T326] workingset_refault_file 0 [ 45.282931][ T326] workingset_activate_anon 0 [ 45.282931][ T326] workingset_activate_file 0 [ 45.282931][ T326] workingset_restore_anon 0 [ 45.282931][ T326] workingset_restore_file 0 [ 45.282931][ T326] workingset_nodereclaim 0 [ 45.282931][ T326] pgfault 66 [ 45.381154][ 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 [ 45.396991][ 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 [ 45.414904][ T27] oom_reaper: reaped process 325 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:4kB [ 45.428577][ T321] syz-executor.0 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 45.438637][ T321] CPU: 1 PID: 321 Comm: syz-executor.0 Not tainted 5.10.240-syzkaller-1008073-gad9a98ef27a4 #0 [ 45.449066][ T321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 45.459320][ T321] Call Trace: [ 45.462866][ T321] __dump_stack+0x21/0x24 [ 45.467287][ T321] dump_stack_lvl+0x169/0x1d8 [ 45.472037][ T321] ? show_regs_print_info+0x18/0x18 [ 45.477313][ T321] ? ___ratelimit+0x3d1/0x560 [ 45.481968][ T321] ? __kasan_check_write+0x14/0x20 [ 45.487153][ T321] ? _raw_spin_lock+0x8e/0xe0 [ 45.491814][ T321] dump_stack+0x15/0x1c [ 45.496684][ T321] dump_header+0xdd/0x650 [ 45.501000][ T321] oom_kill_process+0x1fa/0x2c0 [ 45.505860][ T321] out_of_memory+0x94a/0xd70 [ 45.510528][ T321] ? unregister_oom_notifier+0x20/0x20 [ 45.516093][ T321] ? mutex_lock_killable+0x8c/0xe0 [ 45.521190][ T321] ? __mutex_lock_interruptible_slowpath+0x10/0x10 [ 45.527683][ T321] ? _raw_spin_lock+0x8e/0xe0 [ 45.532352][ T321] mem_cgroup_out_of_memory+0x260/0x310 [ 45.537900][ T321] ? mem_cgroup_oom_trylock+0x350/0x350 [ 45.543482][ T321] ? _raw_spin_lock+0x8e/0xe0 [ 45.548158][ T321] ? mem_cgroup_iter+0x507/0x7d0 [ 45.553102][ T321] try_charge+0xf61/0x14e0 [ 45.557521][ T321] ? __memcg_kmem_charge+0x140/0x140 [ 45.562802][ T321] ? __alloc_pages_nodemask+0x268/0x5f0 [ 45.568425][ T321] ? get_mem_cgroup_from_mm+0x197/0x1b0 [ 45.573957][ T321] __mem_cgroup_charge+0x14c/0x6d0 [ 45.579058][ T321] handle_pte_fault+0x175c/0x3750 [ 45.584381][ T321] handle_mm_fault+0xf3f/0x16a0 [ 45.589230][ T321] ? can_reuse_spf_vma+0xe0/0xe0 [ 45.594316][ T321] ? __kasan_check_write+0x14/0x20 [ 45.599736][ T321] ? down_read_trylock+0x100/0x150 [ 45.604856][ T321] ? __init_rwsem+0x1c0/0x1c0 [ 45.609787][ T321] ? find_vma+0x30/0x150 [ 45.614114][ T321] do_user_addr_fault+0x5a2/0xc80 [ 45.619122][ T321] ? do_kern_addr_fault+0x80/0x80 [ 45.624123][ T321] ? debug_smp_processor_id+0x17/0x20 [ 45.629585][ T321] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 45.635731][ T321] exc_page_fault+0x5a/0xc0 [ 45.640214][ T321] ? asm_exc_page_fault+0x8/0x30 [ 45.645137][ T321] asm_exc_page_fault+0x1e/0x30 [ 45.650054][ T321] RIP: 0033:0x7f259e7e5eef [ 45.654474][ 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 [ 45.674382][ T321] RSP: 002b:00007ffe18f9bca0 EFLAGS: 00010206 [ 45.680716][ T321] RAX: 0000000000018761 RBX: 0000000000008040 RCX: 000055558e30a870 [ 45.688869][ T321] RDX: 0000000000008041 RSI: 000055558e3128a0 RDI: 0000000000000004 [ 45.697127][ T321] RBP: 00007f259e8f1660 R08: 000000000000002d R09: 0016c9fb983039ca [ 45.705172][ T321] R10: 0000000000001000 R11: 0000000000000802 R12: 0000000000008030 [ 45.713212][ T321] R13: 0000000000000076 R14: 00007f259e8f16c0 R15: 0000000000000000 [ 45.723032][ T321] memory: usage 40kB, limit 0kB, failcnt 19 [ 45.729021][ T321] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 45.736217][ T321] Memory cgroup stats for /syz0: [ 45.736342][ T321] anon 0 [ 45.736342][ T321] file 0 [ 45.736342][ T321] kernel_stack 0 [ 45.736342][ T321] percpu 0 [ 45.736342][ T321] sock 0 [ 45.736342][ T321] shmem 0 [ 45.736342][ T321] file_mapped 0 [ 45.736342][ T321] file_dirty 0 [ 45.736342][ T321] file_writeback 0 [ 45.736342][ T321] anon_thp 0 [ 45.736342][ T321] inactive_anon 0 [ 45.736342][ T321] active_anon 0 [ 45.736342][ T321] inactive_file 0 [ 45.736342][ T321] active_file 0 [ 45.736342][ T321] unevictable 0 [ 45.736342][ T321] slab_reclaimable 0 [ 45.736342][ T321] slab_unreclaimable 0 [ 45.736342][ T321] slab 0 [ 45.736342][ T321] workingset_refault_anon 0 [ 45.736342][ T321] workingset_refault_file 0 [ 45.736342][ T321] workingset_activate_anon 0 [ 45.736342][ T321] workingset_activate_file 0 [ 45.736342][ T321] workingset_restore_anon 0 [ 45.736342][ T321] workingset_restore_file 0 [ 45.736342][ T321] workingset_nodereclaim 0 [ 45.736342][ T321] pgfault 66 [ 45.834770][ 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 [ 45.850528][ T321] Memory cgroup out of memory: Killed process 321 (syz-executor.0) total-vm:34088kB, anon-rss:348kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:56kB oom_score_adj:0 [ 45.867889][ T27] oom_reaper: reaped process 321 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 46.811670][ T112] device bridge_slave_1 left promiscuous mode [ 46.817871][ T112] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.825369][ T112] device bridge_slave_0 left promiscuous mode [ 46.831553][ T112] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.839066][ T112] device veth1_macvtap left promiscuous mode [ 46.845136][ T112] device veth0_vlan left promiscuous mode 2025/07/27 07:05:11 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