forked to background, child pid 3056 no interfaces have a carrier [ 66.972246][ T3057] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.985886][ T3057] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.140' (ECDSA) to the list of known hosts. syzkaller login: [ 93.968020][ T3477] cgroup: Unknown subsys name 'net' [ 94.093772][ T3477] cgroup: Unknown subsys name 'rlimit' executing program [ 94.375672][ T3479] ===================================================== [ 94.382687][ T3479] BUG: KMSAN: uninit-value in mpol_rebind_task+0x2ac/0x2c0 [ 94.389910][ T3479] mpol_rebind_task+0x2ac/0x2c0 [ 94.394783][ T3479] cpuset_attach+0x787/0x15e0 [ 94.399484][ T3479] cgroup_migrate_execute+0x1023/0x1d20 [ 94.405047][ T3479] cgroup_attach_task+0x540/0x8b0 [ 94.410085][ T3479] __cgroup1_procs_write+0x5cc/0x7a0 [ 94.415400][ T3479] cgroup1_tasks_write+0x94/0xb0 [ 94.420389][ T3479] cgroup_file_write+0x4c2/0x9e0 [ 94.425347][ T3479] kernfs_fop_write_iter+0x66a/0x9f0 [ 94.430657][ T3479] vfs_write+0x1318/0x2030 [ 94.435104][ T3479] ksys_write+0x28b/0x510 [ 94.439447][ T3479] __x64_sys_write+0xdb/0x120 [ 94.444141][ T3479] do_syscall_64+0x54/0xd0 [ 94.448576][ T3479] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 94.454489][ T3479] [ 94.456809][ T3479] Uninit was created at: [ 94.461096][ T3479] kmem_cache_alloc+0x902/0x11c0 [ 94.466063][ T3479] do_set_mempolicy+0x421/0xb70 [ 94.470961][ T3479] __se_sys_set_mempolicy+0x44c/0xb60 [ 94.476365][ T3479] __x64_sys_set_mempolicy+0xd8/0x110 [ 94.481758][ T3479] do_syscall_64+0x54/0xd0 [ 94.486215][ T3479] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 94.492153][ T3479] [ 94.494482][ T3479] CPU: 1 PID: 3479 Comm: syz-executor124 Not tainted 5.16.0-rc5-syzkaller #0 [ 94.503261][ T3479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.515230][ T3479] ===================================================== [ 94.522152][ T3479] Disabling lock debugging due to kernel taint [ 94.528297][ T3479] Kernel panic - not syncing: kmsan.panic set ... [ 94.534704][ T3479] CPU: 1 PID: 3479 Comm: syz-executor124 Tainted: G B 5.16.0-rc5-syzkaller #0 [ 94.544867][ T3479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.554937][ T3479] Call Trace: [ 94.558224][ T3479] [ 94.561169][ T3479] dump_stack_lvl+0x1ff/0x28e [ 94.565883][ T3479] dump_stack+0x25/0x28 [ 94.570075][ T3479] panic+0x487/0xe1f [ 94.574007][ T3479] ? add_taint+0x181/0x210 [ 94.578464][ T3479] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 94.584306][ T3479] kmsan_report+0x2e6/0x2f0 [ 94.588850][ T3479] ? __msan_warning+0xb8/0x130 [ 94.593637][ T3479] ? mpol_rebind_task+0x2ac/0x2c0 [ 94.598683][ T3479] ? cpuset_attach+0x787/0x15e0 [ 94.603553][ T3479] ? cgroup_migrate_execute+0x1023/0x1d20 [ 94.609299][ T3479] ? cgroup_attach_task+0x540/0x8b0 [ 94.614530][ T3479] ? __cgroup1_procs_write+0x5cc/0x7a0 [ 94.620122][ T3479] ? cgroup1_tasks_write+0x94/0xb0 [ 94.625269][ T3479] ? cgroup_file_write+0x4c2/0x9e0 [ 94.630408][ T3479] ? kernfs_fop_write_iter+0x66a/0x9f0 [ 94.635908][ T3479] ? vfs_write+0x1318/0x2030 [ 94.640545][ T3479] ? ksys_write+0x28b/0x510 [ 94.645088][ T3479] ? __x64_sys_write+0xdb/0x120 [ 94.649965][ T3479] ? do_syscall_64+0x54/0xd0 [ 94.654583][ T3479] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 94.660683][ T3479] ? kmsan_get_metadata+0x33/0x220 [ 94.665831][ T3479] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 94.671698][ T3479] ? preempt_count_sub+0xf8/0x330 [ 94.676785][ T3479] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 94.682741][ T3479] ? __set_cpus_allowed_ptr_locked+0x654/0x840 [ 94.688934][ T3479] ? kmsan_get_metadata+0x33/0x220 [ 94.694071][ T3479] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 94.699913][ T3479] __msan_warning+0xb8/0x130 [ 94.704529][ T3479] mpol_rebind_task+0x2ac/0x2c0 [ 94.709412][ T3479] cpuset_attach+0x787/0x15e0 [ 94.714126][ T3479] ? cpuset_cancel_attach+0x140/0x140 [ 94.719528][ T3479] cgroup_migrate_execute+0x1023/0x1d20 [ 94.725117][ T3479] ? kmsan_get_metadata+0x33/0x220 [ 94.730435][ T3479] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 94.736316][ T3479] cgroup_attach_task+0x540/0x8b0 [ 94.741392][ T3479] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 94.747248][ T3479] __cgroup1_procs_write+0x5cc/0x7a0 [ 94.752781][ T3479] cgroup1_tasks_write+0x94/0xb0 [ 94.757763][ T3479] ? cgroup_sane_behavior_show+0x70/0x70 [ 94.763571][ T3479] cgroup_file_write+0x4c2/0x9e0 [ 94.768557][ T3479] ? cgroup_seqfile_stop+0x140/0x140 [ 94.773893][ T3479] kernfs_fop_write_iter+0x66a/0x9f0 [ 94.779331][ T3479] ? kernfs_fop_read_iter+0xaa0/0xaa0 [ 94.784743][ T3479] vfs_write+0x1318/0x2030 [ 94.789219][ T3479] ksys_write+0x28b/0x510 [ 94.793577][ T3479] __x64_sys_write+0xdb/0x120 [ 94.798281][ T3479] do_syscall_64+0x54/0xd0 [ 94.802837][ T3479] ? exc_page_fault+0x76/0x150 [ 94.807661][ T3479] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 94.813588][ T3479] RIP: 0033:0x7fe740bcccf9 [ 94.818018][ T3479] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 15 00 00 90 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 c0 ff ff ff f7 d8 64 89 01 48 [ 94.837750][ T3479] RSP: 002b:00007fffee9af778 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 94.846255][ T3479] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe740bcccf9 [ 94.854243][ T3479] RDX: 0000000000000012 RSI: 00000000200001c0 RDI: 0000000000000004 [ 94.862227][ T3479] RBP: 0000000000000000 R08: 0000000000000012 R09: 00007fffee9af7a0 [ 94.870288][ T3479] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffee9af79c [ 94.878518][ T3479] R13: 00007fffee9af7b0 R14: 00007fffee9af7f0 R15: 0000000000000000 [ 94.886515][ T3479] [ 94.889726][ T3479] Kernel Offset: disabled [ 94.894055][ T3479] Rebooting in 86400 seconds..