Warning: Permanently added '10.128.1.102' (ECDSA) to the list of known hosts. 2022/06/10 17:30:49 parsed 1 programs [ 48.046461][ T23] kauditd_printk_skb: 65 callbacks suppressed [ 48.046466][ T23] audit: type=1400 audit(1654882249.559:148): avc: denied { mounton } for pid=400 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 [ 48.046691][ T400] cgroup: Unknown subsys name 'net' [ 48.081515][ T400] cgroup: Unknown subsys name 'devices' [ 48.087734][ T400] cgroup: Unknown subsys name 'hugetlb' 2022/06/10 17:30:49 executed programs: 0 [ 48.093391][ T400] cgroup: Unknown subsys name 'rlimit' [ 48.099372][ T23] audit: type=1400 audit(1654882249.619:149): avc: denied { mounton } for pid=400 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 [ 48.124361][ T23] audit: type=1400 audit(1654882249.629:150): avc: denied { mount } for pid=400 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 48.150387][ T23] audit: type=1400 audit(1654882249.649:151): avc: denied { mounton } for pid=404 comm="syz-executor.0" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 48.157727][ T404] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.174914][ T23] audit: type=1400 audit(1654882249.649:152): avc: denied { module_request } for pid=404 comm="syz-executor.0" kmod="netdev-nr0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 48.181839][ T404] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.210969][ T404] device bridge_slave_0 entered promiscuous mode [ 48.217602][ T404] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.224682][ T404] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.231892][ T404] device bridge_slave_1 entered promiscuous mode [ 48.253117][ T404] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.260153][ T404] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.267351][ T404] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.274367][ T404] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.287086][ T382] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.294253][ T382] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.301550][ T382] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 48.308815][ T382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.317727][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.325897][ T68] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.332904][ T68] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.349146][ T382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.357464][ T382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.365953][ T382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.374016][ T382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.382070][ T382] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.390155][ T382] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.397156][ T382] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.404472][ T382] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.412362][ T382] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.421158][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.433128][ T23] audit: type=1400 audit(1654882249.949:153): avc: denied { mount } for pid=404 comm="syz-executor.0" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 48.459704][ T411] syz-executor.0 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 48.460179][ T23] audit: type=1400 audit(1654882249.969:154): avc: denied { mounton } for pid=409 comm="syz-executor.0" path="/root/syzkaller-testdir633820131/syzkaller.5YaPSz/0/file0" dev="sda1" ino=1148 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 48.469944][ T411] CPU: 0 PID: 411 Comm: syz-executor.0 Not tainted 5.10.117-syzkaller #0 [ 48.469947][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.469949][ T411] Call Trace: [ 48.469961][ T411] dump_stack_lvl+0x81/0xac [ 48.469965][ T411] dump_stack+0x10/0x12 [ 48.469969][ T411] dump_header+0x106/0x631 [ 48.469974][ T411] oom_kill_process.cold+0xb/0x10 [ 48.469981][ T411] out_of_memory+0x3fd/0xe50 [ 48.469986][ T411] ? oom_killer_disable+0x210/0x210 [ 48.469992][ T411] ? __kasan_check_write+0x14/0x20 [ 48.469998][ T411] ? mutex_lock_killable+0x79/0xd0 [ 48.470004][ T411] mem_cgroup_out_of_memory+0x203/0x280 [ 48.470007][ T411] ? mem_cgroup_margin+0x140/0x140 [ 48.470011][ T411] ? preempt_schedule+0x1f/0x30 [ 48.470016][ T411] ? _raw_spin_unlock_irqrestore+0x5f/0x80 [ 48.470021][ T411] ? cgroup_file_notify+0xfa/0x160 [ 48.470025][ T411] memory_max_write+0x265/0x3b0 [ 48.470029][ T411] ? mem_cgroup_css_offline+0x410/0x410 [ 48.470033][ T411] cgroup_file_write+0x193/0x740 [ 48.470037][ T411] ? __kasan_check_write+0x14/0x20 [ 48.470041][ T411] ? cgroup_file_poll+0xd0/0xd0 [ 48.470044][ T411] ? __mutex_lock_slowpath+0x10/0x10 [ 48.470048][ T411] ? cgroup_file_poll+0xd0/0xd0 [ 48.470054][ T411] kernfs_fop_write_iter+0x2e4/0x460 [ 48.470059][ T411] new_sync_write+0x358/0x6d0 [ 48.470070][ T411] ? futex_exit_release+0x200/0x200 [ 48.470074][ T411] ? new_sync_read+0x6d0/0x6d0 [ 48.470078][ T411] ? putname+0xab/0xf0 [ 48.470083][ T411] ? rw_verify_area+0xc3/0x2b0 [ 48.470088][ T411] ? __fget_light.part.0+0x19d/0x330 [ 48.470092][ T411] vfs_write+0x4f5/0x750 [ 48.470096][ T411] ksys_write+0x111/0x210 [ 48.470100][ T411] ? __ia32_sys_read+0xa0/0xa0 [ 48.470104][ T411] ? __kasan_check_write+0x14/0x20 [ 48.470110][ T411] ? switch_fpu_return+0xc3/0x1c0 [ 48.470114][ T411] __x64_sys_write+0x6e/0xb0 [ 48.470119][ T411] ? syscall_exit_to_user_mode+0x27/0x160 [ 48.470123][ T411] do_syscall_64+0x32/0x80 [ 48.470128][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.470132][ T411] RIP: 0033:0x7fef5211d049 [ 48.470138][ T411] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 48.470140][ T411] RSP: 002b:00007fef52072168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.470147][ T411] RAX: ffffffffffffffda RBX: 00007fef52230030 RCX: 00007fef5211d049 [ 48.470150][ T411] RDX: 0000000000000012 RSI: 0000000020000080 RDI: 0000000000000009 [ 48.470152][ T411] RBP: 00007fef5217708d R08: 0000000000000000 R09: 0000000000000000 [ 48.470155][ T411] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.470158][ T411] R13: 00007ffc06247aef R14: 00007fef52072300 R15: 0000000000022000 [ 48.470163][ T411] memory: usage 88kB, limit 0kB, failcnt 0 [ 48.470165][ T411] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 48.470167][ T411] Memory cgroup stats for /syz0: [ 48.470207][ T411] anon 0 [ 48.470207][ T411] file 0 [ 48.470207][ T411] kernel_stack 0 [ 48.470207][ T411] percpu 0 [ 48.470207][ T411] sock 0 [ 48.470207][ T411] shmem 0 [ 48.470207][ T411] file_mapped 0 [ 48.470207][ T411] file_dirty 0 [ 48.470207][ T411] file_writeback 0 [ 48.470207][ T411] anon_thp 0 [ 48.470207][ T411] inactive_anon 0 [ 48.470207][ T411] active_anon 0 [ 48.470207][ T411] inactive_file 0 [ 48.470207][ T411] active_file 0 [ 48.470207][ T411] unevictable 0 [ 48.470207][ T411] slab_reclaimable 0 [ 48.470207][ T411] slab_unreclaimable 0 [ 48.470207][ T411] slab 0 [ 48.470207][ T411] workingset_refault_anon 0 [ 48.470207][ T411] workingset_refault_file 0 [ 48.470207][ T411] workingset_activate_anon 0 [ 48.470207][ T411] workingset_activate_file 0 [ 48.470207][ T411] workingset_restore_anon 0 [ 48.470207][ T411] workingset_restore_file 0 [ 48.470207][ T411] workingset_nodereclaim 0 [ 48.470207][ T411] pgfault 33 [ 48.500225][ T23] audit: type=1400 audit(1654882250.019:155): avc: denied { append } for pid=142 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 48.505456][ T411] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null) [ 48.515595][ T23] audit: type=1400 audit(1654882250.019:156): avc: denied { open } for pid=142 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 48.518993][ T411] ,cpuset= [ 48.523394][ T23] audit: type=1400 audit(1654882250.019:157): avc: denied { getattr } for pid=142 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 48.527488][ T411] syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor.0,pid=409,uid=0 [ 48.527538][ T411] Memory cgroup out of memory: Killed process 409 (syz-executor.0) total-vm:34404kB, anon-rss:360kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:64kB oom_score_adj:1000 [ 48.527850][ T26] oom_reaper: reaped process 409 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:4kB [ 48.995584][ T404] syz-executor.0 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 49.005655][ T404] CPU: 1 PID: 404 Comm: syz-executor.0 Not tainted 5.10.117-syzkaller #0 [ 49.014065][ T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.024111][ T404] Call Trace: [ 49.027382][ T404] dump_stack_lvl+0x81/0xac [ 49.031855][ T404] dump_stack+0x10/0x12 [ 49.035977][ T404] dump_header+0x106/0x631 [ 49.040371][ T404] oom_kill_process.cold+0xb/0x10 [ 49.045374][ T404] out_of_memory+0x3fd/0xe50 [ 49.049931][ T404] ? oom_killer_disable+0x210/0x210 [ 49.055096][ T404] ? __kasan_check_write+0x14/0x20 [ 49.060168][ T404] ? mutex_lock_killable+0x79/0xd0 [ 49.065242][ T404] mem_cgroup_out_of_memory+0x203/0x280 [ 49.070750][ T404] ? mem_cgroup_margin+0x140/0x140 [ 49.075821][ T404] ? __kasan_check_write+0x14/0x20 [ 49.080896][ T404] ? _raw_spin_unlock+0x41/0x70 [ 49.085796][ T404] try_charge+0xe1c/0x1350 [ 49.090175][ T404] ? mem_cgroup_oom_trylock+0x3d0/0x3d0 [ 49.095684][ T404] ? psi_task_switch+0x190/0x360 [ 49.100596][ T404] ? warn_alloc+0x190/0x190 [ 49.105072][ T404] ? pgd_free+0x1f0/0x1f0 [ 49.109376][ T404] ? get_mem_cgroup_from_mm+0xd2/0x1e0 [ 49.114805][ T404] __mem_cgroup_charge+0x120/0x790 [ 49.119879][ T404] handle_pte_fault+0x1650/0x3210 [ 49.124952][ T404] __handle_mm_fault+0xab4/0xf80 [ 49.129962][ T404] ? copy_page_range+0x2660/0x2660 [ 49.135188][ T404] ? __this_cpu_preempt_check+0x13/0x20 [ 49.140705][ T404] ? __count_memcg_events.part.0+0x7e/0x230 [ 49.146565][ T404] ? up_read+0x160/0x160 [ 49.150774][ T404] handle_mm_fault+0x38b/0x5a0 [ 49.155502][ T404] do_user_addr_fault+0x4d1/0xa40 [ 49.160587][ T404] ? trace_page_fault_kernel+0xb0/0xb0 [ 49.166009][ T404] ? debug_smp_processor_id+0x17/0x20 [ 49.171373][ T404] ? fpregs_assert_state_consistent+0x49/0xb0 [ 49.177494][ T404] ? switch_fpu_return+0xc3/0x1c0 [ 49.182500][ T404] ? exit_to_user_mode_prepare+0x30/0xe0 [ 49.188108][ T404] exc_page_fault+0x65/0xc0 [ 49.192577][ T404] ? asm_exc_page_fault+0x8/0x30 [ 49.197476][ T404] asm_exc_page_fault+0x1e/0x30 [ 49.202411][ T404] RIP: 0033:0x7fef520ec015 [ 49.206969][ T404] Code: e8 4b 8d 0c 2f 48 8b 6c 24 18 48 39 d3 48 89 4b 60 0f 95 c2 48 83 c8 01 0f b6 d2 48 c1 e2 02 4c 09 ea 48 83 ca 01 49 89 57 08 <48> 89 41 08 49 83 c7 10 eb b3 48 8d 3d 8a dc 09 00 e8 75 c9 ff ff [ 49.228267][ T404] RSP: 002b:00007ffc06246a90 EFLAGS: 00010206 [ 49.235532][ T404] RAX: 00000000000184d1 RBX: 00007fef522035e0 RCX: 0000555556c43b30 [ 49.243657][ T404] RDX: 0000000000008041 RSI: 0000000000000000 RDI: 0000000000000004 [ 49.251606][ T404] RBP: 0000000000008030 R08: 0000000000000003 R09: 00007fef52203640 [ 49.259544][ T404] R10: 0000000000000231 R11: 0000000000000000 R12: 0000000000000802 [ 49.267482][ T404] R13: 0000000000008040 R14: 0000000000000804 R15: 0000555556c3baf0 [ 49.277085][ T404] memory: usage 32kB, limit 0kB, failcnt 91 [ 49.283158][ T404] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 49.290332][ T404] Memory cgroup stats for /syz0: [ 49.290361][ T404] anon 0 [ 49.290361][ T404] file 0 [ 49.290361][ T404] kernel_stack 0 [ 49.290361][ T404] percpu 0 [ 49.290361][ T404] sock 0 [ 49.290361][ T404] shmem 0 [ 49.290361][ T404] file_mapped 0 [ 49.290361][ T404] file_dirty 0 [ 49.290361][ T404] file_writeback 0 [ 49.290361][ T404] anon_thp 0 [ 49.290361][ T404] inactive_anon 0 [ 49.290361][ T404] active_anon 0 [ 49.290361][ T404] inactive_file 0 [ 49.290361][ T404] active_file 0 [ 49.290361][ T404] unevictable 0 [ 49.290361][ T404] slab_reclaimable 0 [ 49.290361][ T404] slab_unreclaimable 0 [ 49.290361][ T404] slab 0 [ 49.290361][ T404] workingset_refault_anon 0 [ 49.290361][ T404] workingset_refault_file 0 [ 49.290361][ T404] workingset_activate_anon 0 [ 49.290361][ T404] workingset_activate_file 0 [ 49.290361][ T404] workingset_restore_anon 0 [ 49.290361][ T404] workingset_restore_file 0 [ 49.290361][ T404] workingset_nodereclaim 0 [ 49.290361][ T404] pgfault 33 [ 49.387618][ T404] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor.0,pid=404,uid=0 [ 49.402819][ T404] Memory cgroup out of memory: Killed process 404 (syz-executor.0) total-vm:34140kB, anon-rss:352kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:52kB oom_score_adj:0 [ 49.419816][ T26] oom_reaper: reaped process 404 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 50.269095][ T177] device bridge_slave_1 left promiscuous mode [ 50.275208][ T177] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.282698][ T177] device bridge_slave_0 left promiscuous mode [ 50.289156][ T177] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.550694][ T413] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.557746][ T413] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.565132][ T413] device bridge_slave_0 entered promiscuous mode [ 50.572074][ T413] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.579117][ T413] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.586440][ T413] device bridge_slave_1 entered promiscuous mode [ 50.606636][ T413] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.613785][ T413] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.621053][ T413] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.628064][ T413] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.644026][ T382] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.651680][ T382] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.658829][ T382] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.669681][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.677744][ T68] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.684778][ T68] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.692053][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.700732][ T68] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.707820][ T68] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.715222][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.723761][ T382] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.740608][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.749176][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.757376][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.765871][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.773744][ T417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.791571][ T421] syz-executor.0 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 50.801994][ T421] CPU: 0 PID: 421 Comm: syz-executor.0 Not tainted 5.10.117-syzkaller #0 [ 50.810638][ T421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.820669][ T421] Call Trace: [ 50.823931][ T421] dump_stack_lvl+0x81/0xac [ 50.828548][ T421] dump_stack+0x10/0x12 [ 50.832681][ T421] dump_header+0x106/0x631 [ 50.837071][ T421] oom_kill_process.cold+0xb/0x10 [ 50.842155][ T421] out_of_memory+0x3fd/0xe50 [ 50.846718][ T421] ? oom_killer_disable+0x210/0x210 [ 50.851886][ T421] ? __kasan_check_write+0x14/0x20 [ 50.856963][ T421] ? mutex_lock_killable+0x79/0xd0 [ 50.862146][ T421] mem_cgroup_out_of_memory+0x203/0x280 [ 50.867670][ T421] ? mem_cgroup_margin+0x140/0x140 [ 50.872768][ T421] ? _raw_spin_unlock_irqrestore+0x47/0x80 [ 50.878568][ T421] ? cgroup_file_notify+0xfa/0x160 [ 50.883654][ T421] memory_max_write+0x265/0x3b0 [ 50.888622][ T421] ? mem_cgroup_css_offline+0x410/0x410 [ 50.894148][ T421] cgroup_file_write+0x193/0x740 [ 50.899062][ T421] ? __kasan_check_write+0x14/0x20 [ 50.904142][ T421] ? cgroup_file_poll+0xd0/0xd0 [ 50.908961][ T421] ? __mutex_lock_slowpath+0x10/0x10 [ 50.914232][ T421] ? cgroup_file_poll+0xd0/0xd0 [ 50.919076][ T421] kernfs_fop_write_iter+0x2e4/0x460 [ 50.924343][ T421] new_sync_write+0x358/0x6d0 [ 50.928995][ T421] ? futex_exit_release+0x200/0x200 [ 50.934173][ T421] ? new_sync_read+0x6d0/0x6d0 [ 50.938908][ T421] ? putname+0xab/0xf0 [ 50.942949][ T421] ? rw_verify_area+0xc3/0x2b0 [ 50.947712][ T421] ? __fget_light.part.0+0x19d/0x330 [ 50.953129][ T421] vfs_write+0x4f5/0x750 [ 50.957350][ T421] ksys_write+0x111/0x210 [ 50.961654][ T421] ? __ia32_sys_read+0xa0/0xa0 [ 50.966391][ T421] ? __kasan_check_write+0x14/0x20 [ 50.971469][ T421] ? switch_fpu_return+0xc3/0x1c0 [ 50.976464][ T421] __x64_sys_write+0x6e/0xb0 [ 50.981022][ T421] ? syscall_exit_to_user_mode+0x27/0x160 [ 50.986711][ T421] do_syscall_64+0x32/0x80 [ 50.991118][ T421] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 50.996977][ T421] RIP: 0033:0x7f5313704049 [ 51.001381][ T421] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 51.021142][ T421] RSP: 002b:00007f531367a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.029534][ T421] RAX: ffffffffffffffda RBX: 00007f5313816f60 RCX: 00007f5313704049 [ 51.037553][ T421] RDX: 0000000000000012 RSI: 0000000020000080 RDI: 0000000000000008 [ 51.045526][ T421] RBP: 00007f531375e08d R08: 0000000000000000 R09: 0000000000000000 [ 51.053486][ T421] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.061447][ T421] R13: 00007ffd3bca9a4f R14: 00007f531367a300 R15: 0000000000022000 [ 51.069874][ T421] memory: usage 96kB, limit 0kB, failcnt 108 [ 51.075900][ T421] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 51.083113][ T421] Memory cgroup stats for /syz0: [ 51.083289][ T421] anon 0 [ 51.083289][ T421] file 0 [ 51.083289][ T421] kernel_stack 0 [ 51.083289][ T421] percpu 0 [ 51.083289][ T421] sock 0 [ 51.083289][ T421] shmem 0 [ 51.083289][ T421] file_mapped 0 [ 51.083289][ T421] file_dirty 0 [ 51.083289][ T421] file_writeback 0 [ 51.083289][ T421] anon_thp 0 [ 51.083289][ T421] inactive_anon 0 [ 51.083289][ T421] active_anon 0 [ 51.083289][ T421] inactive_file 0 [ 51.083289][ T421] active_file 0 [ 51.083289][ T421] unevictable 0 [ 51.083289][ T421] slab_reclaimable 0 [ 51.083289][ T421] slab_unreclaimable 0 [ 51.083289][ T421] slab 0 [ 51.083289][ T421] workingset_refault_anon 0 [ 51.083289][ T421] workingset_refault_file 0 [ 51.083289][ T421] workingset_activate_anon 0 [ 51.083289][ T421] workingset_activate_file 0 [ 51.083289][ T421] workingset_restore_anon 0 [ 51.083289][ T421] workingset_restore_file 0 [ 51.083289][ T421] workingset_nodereclaim 0 [ 51.083289][ T421] pgfault 66 [ 51.181160][ T421] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor.0,pid=420,uid=0 [ 51.197785][ T421] Memory cgroup out of memory: Killed process 420 (syz-executor.0) total-vm:34404kB, anon-rss:360kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:68kB oom_score_adj:1000 [ 51.215050][ T26] oom_reaper: reaped process 420 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:4kB [ 51.227460][ T413] syz-executor.0 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 51.237518][ T413] CPU: 1 PID: 413 Comm: syz-executor.0 Not tainted 5.10.117-syzkaller #0 [ 51.245898][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.256008][ T413] Call Trace: [ 51.259266][ T413] dump_stack_lvl+0x81/0xac [ 51.263741][ T413] dump_stack+0x10/0x12 [ 51.267869][ T413] dump_header+0x106/0x631 [ 51.272251][ T413] oom_kill_process.cold+0xb/0x10 [ 51.277250][ T413] out_of_memory+0x3fd/0xe50 [ 51.281803][ T413] ? oom_killer_disable+0x210/0x210 [ 51.286967][ T413] ? __kasan_check_write+0x14/0x20 [ 51.292055][ T413] ? mutex_lock_killable+0x79/0xd0 [ 51.297146][ T413] mem_cgroup_out_of_memory+0x203/0x280 [ 51.302675][ T413] ? mem_cgroup_margin+0x140/0x140 [ 51.307758][ T413] ? __kasan_check_write+0x14/0x20 [ 51.312838][ T413] ? _raw_spin_unlock+0x41/0x70 [ 51.317657][ T413] try_charge+0xe1c/0x1350 [ 51.322049][ T413] ? mem_cgroup_oom_trylock+0x3d0/0x3d0 [ 51.327589][ T413] ? kasan_save_stack+0x42/0x50 [ 51.332413][ T413] ? warn_alloc+0x190/0x190 [ 51.337058][ T413] ? pgd_free+0x1f0/0x1f0 [ 51.341445][ T413] ? get_mem_cgroup_from_mm+0xd2/0x1e0 [ 51.346892][ T413] __mem_cgroup_charge+0x120/0x790 [ 51.351970][ T413] handle_pte_fault+0x1650/0x3210 [ 51.356956][ T413] __handle_mm_fault+0xab4/0xf80 [ 51.361858][ T413] ? copy_page_range+0x2660/0x2660 [ 51.366947][ T413] ? __this_cpu_preempt_check+0x13/0x20 [ 51.372456][ T413] ? __count_memcg_events.part.0+0x7e/0x230 [ 51.378314][ T413] handle_mm_fault+0x38b/0x5a0 [ 51.383319][ T413] do_user_addr_fault+0x4d1/0xa40 [ 51.388311][ T413] ? trace_page_fault_kernel+0xb0/0xb0 [ 51.393743][ T413] ? debug_smp_processor_id+0x17/0x20 [ 51.399113][ T413] ? fpregs_assert_state_consistent+0x49/0xb0 [ 51.405255][ T413] ? debug_smp_processor_id+0x17/0x20 [ 51.410607][ T413] ? exit_to_user_mode_prepare+0x30/0xe0 [ 51.416278][ T413] exc_page_fault+0x65/0xc0 [ 51.420752][ T413] ? asm_exc_page_fault+0x8/0x30 [ 51.425654][ T413] asm_exc_page_fault+0x1e/0x30 [ 51.430497][ T413] RIP: 0033:0x7f53136d3015 [ 51.434888][ T413] Code: e8 4b 8d 0c 2f 48 8b 6c 24 18 48 39 d3 48 89 4b 60 0f 95 c2 48 83 c8 01 0f b6 d2 48 c1 e2 02 4c 09 ea 48 83 ca 01 49 89 57 08 <48> 89 41 08 49 83 c7 10 eb b3 48 8d 3d 8a dc 09 00 e8 75 c9 ff ff [ 51.454687][ T413] RSP: 002b:00007ffd3bca89f0 EFLAGS: 00010206 [ 51.460856][ T413] RAX: 00000000000184d1 RBX: 00007f53137ea5e0 RCX: 0000555556cdeb30 [ 51.468808][ T413] RDX: 0000000000008041 RSI: 0000000000000000 RDI: 0000000000000004 [ 51.476753][ T413] RBP: 0000000000008030 R08: 0000000000000003 R09: 00007f53137ea640 [ 51.484715][ T413] R10: 0000000000000231 R11: 0000000000000000 R12: 0000000000000802 [ 51.492833][ T413] R13: 0000000000008040 R14: 0000000000000804 R15: 0000555556cd6af0 [ 51.502011][ T413] memory: usage 40kB, limit 0kB, failcnt 127 [ 51.507996][ T413] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 51.515111][ T413] Memory cgroup stats for /syz0: [ 51.515138][ T413] anon 0 [ 51.515138][ T413] file 0 [ 51.515138][ T413] kernel_stack 0 [ 51.515138][ T413] percpu 0 [ 51.515138][ T413] sock 0 [ 51.515138][ T413] shmem 0 [ 51.515138][ T413] file_mapped 0 [ 51.515138][ T413] file_dirty 0 [ 51.515138][ T413] file_writeback 0 [ 51.515138][ T413] anon_thp 0 [ 51.515138][ T413] inactive_anon 0 [ 51.515138][ T413] active_anon 0 [ 51.515138][ T413] inactive_file 0 [ 51.515138][ T413] active_file 0 [ 51.515138][ T413] unevictable 0 [ 51.515138][ T413] slab_reclaimable 0 [ 51.515138][ T413] slab_unreclaimable 0 [ 51.515138][ T413] slab 0 [ 51.515138][ T413] workingset_refault_anon 0 [ 51.515138][ T413] workingset_refault_file 0 [ 51.515138][ T413] workingset_activate_anon 0 [ 51.515138][ T413] workingset_activate_file 0 [ 51.515138][ T413] workingset_restore_anon 0 [ 51.515138][ T413] workingset_restore_file 0 [ 51.515138][ T413] workingset_nodereclaim 0 [ 51.515138][ T413] pgfault 99 [ 51.611470][ T413] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor.0,pid=413,uid=0 [ 51.626536][ T413] Memory cgroup out of memory: Killed process 413 (syz-executor.0) total-vm:34140kB, anon-rss:352kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:56kB oom_score_adj:0 [ 51.643453][ T26] oom_reaper: reaped process 413 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 52.269084][ T9] device bridge_slave_1 left promiscuous mode [ 52.275255][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.282681][ T9] device bridge_slave_0 left promiscuous mode [ 52.288753][ T9] bridge0: port 1(bridge_slave_0) entered disabled state 2022/06/10 17:31:04 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