Warning: Permanently added '10.128.10.14' (ECDSA) to the list of known hosts. syzkaller login: [ 95.133224][ T25] cfg80211: failed to load regulatory.db [ 95.568703][ T3472] cgroup: Unknown subsys name 'net' [ 95.697984][ T3472] cgroup: Unknown subsys name 'rlimit' executing program [ 95.964359][ T3474] ===================================================== [ 95.971374][ T3474] BUG: KMSAN: uninit-value in mpol_rebind_mm+0x35b/0x460 [ 95.978424][ T3474] mpol_rebind_mm+0x35b/0x460 [ 95.983145][ T3474] cpuset_attach+0xe28/0x15e0 [ 95.987856][ T3474] cgroup_migrate_execute+0x1023/0x1d20 [ 95.993438][ T3474] cgroup_attach_task+0x540/0x8b0 [ 95.998483][ T3474] __cgroup1_procs_write+0x5cc/0x7a0 [ 96.003814][ T3474] cgroup1_procs_write+0x97/0xb0 [ 96.008775][ T3474] cgroup_file_write+0x4c2/0x9e0 [ 96.013733][ T3474] kernfs_fop_write_iter+0x66a/0x9f0 [ 96.019055][ T3474] vfs_write+0x1318/0x2030 [ 96.023484][ T3474] ksys_write+0x28b/0x510 [ 96.027827][ T3474] __x64_sys_write+0xdb/0x120 [ 96.032515][ T3474] do_syscall_64+0x54/0xd0 [ 96.036940][ T3474] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.042858][ T3474] [ 96.045173][ T3474] Uninit was stored to memory at: [ 96.050239][ T3474] __mpol_dup+0x107/0x480 [ 96.054582][ T3474] mbind_range+0x13ee/0x1e40 [ 96.059193][ T3474] do_mbind+0x13d2/0x1b30 [ 96.063541][ T3474] __se_sys_mbind+0x51c/0xc80 [ 96.068252][ T3474] __x64_sys_mbind+0x19d/0x200 [ 96.073050][ T3474] do_syscall_64+0x54/0xd0 [ 96.077497][ T3474] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.083418][ T3474] [ 96.085751][ T3474] Uninit was created at: [ 96.090025][ T3474] kmem_cache_alloc+0x902/0x11c0 [ 96.094998][ T3474] do_mbind+0x8f5/0x1b30 [ 96.099255][ T3474] __se_sys_mbind+0x51c/0xc80 [ 96.103945][ T3474] __x64_sys_mbind+0x19d/0x200 [ 96.108719][ T3474] do_syscall_64+0x54/0xd0 [ 96.113146][ T3474] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.119090][ T3474] [ 96.121418][ T3474] CPU: 0 PID: 3474 Comm: syz-executor399 Not tainted 5.16.0-rc5-syzkaller #0 [ 96.130210][ T3474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.140327][ T3474] ===================================================== [ 96.147264][ T3474] Disabling lock debugging due to kernel taint [ 96.154468][ T3474] Kernel panic - not syncing: kmsan.panic set ... [ 96.160902][ T3474] CPU: 0 PID: 3474 Comm: syz-executor399 Tainted: G B 5.16.0-rc5-syzkaller #0 [ 96.171092][ T3474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.181157][ T3474] Call Trace: [ 96.184448][ T3474] [ 96.187379][ T3474] dump_stack_lvl+0x1ff/0x28e [ 96.192078][ T3474] dump_stack+0x25/0x28 [ 96.196247][ T3474] panic+0x487/0xe1f [ 96.200179][ T3474] ? add_taint+0x181/0x210 [ 96.204633][ T3474] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 96.210472][ T3474] kmsan_report+0x2e6/0x2f0 [ 96.215003][ T3474] ? kmsan_get_metadata+0x33/0x220 [ 96.220137][ T3474] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 96.225969][ T3474] ? __msan_warning+0xb8/0x130 [ 96.230756][ T3474] ? mpol_rebind_mm+0x35b/0x460 [ 96.235629][ T3474] ? cpuset_attach+0xe28/0x15e0 [ 96.240520][ T3474] ? cgroup_migrate_execute+0x1023/0x1d20 [ 96.246279][ T3474] ? cgroup_attach_task+0x540/0x8b0 [ 96.251499][ T3474] ? __cgroup1_procs_write+0x5cc/0x7a0 [ 96.256995][ T3474] ? cgroup1_procs_write+0x97/0xb0 [ 96.262136][ T3474] ? cgroup_file_write+0x4c2/0x9e0 [ 96.267280][ T3474] ? kernfs_fop_write_iter+0x66a/0x9f0 [ 96.272764][ T3474] ? vfs_write+0x1318/0x2030 [ 96.277389][ T3474] ? ksys_write+0x28b/0x510 [ 96.281946][ T3474] ? __x64_sys_write+0xdb/0x120 [ 96.286825][ T3474] ? do_syscall_64+0x54/0xd0 [ 96.291450][ T3474] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.297572][ T3474] ? kmsan_get_metadata+0x33/0x220 [ 96.302737][ T3474] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 96.308573][ T3474] ? preempt_count_sub+0xf8/0x330 [ 96.313627][ T3474] ? kmsan_get_metadata+0x33/0x220 [ 96.318779][ T3474] ? kmsan_internal_set_shadow_origin+0x5e/0xc0 [ 96.325062][ T3474] ? kmsan_get_metadata+0x33/0x220 [ 96.330199][ T3474] ? kmsan_get_metadata+0x33/0x220 [ 96.335335][ T3474] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 96.341183][ T3474] __msan_warning+0xb8/0x130 [ 96.345794][ T3474] mpol_rebind_mm+0x35b/0x460 [ 96.350498][ T3474] cpuset_attach+0xe28/0x15e0 [ 96.355200][ T3474] ? cpuset_cancel_attach+0x140/0x140 [ 96.360589][ T3474] cgroup_migrate_execute+0x1023/0x1d20 [ 96.366161][ T3474] ? kmsan_get_metadata+0x33/0x220 [ 96.371316][ T3474] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 96.377161][ T3474] cgroup_attach_task+0x540/0x8b0 [ 96.382205][ T3474] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 96.388049][ T3474] __cgroup1_procs_write+0x5cc/0x7a0 [ 96.393383][ T3474] cgroup1_procs_write+0x97/0xb0 [ 96.398372][ T3474] ? cgroup_pidlist_stop+0x1e0/0x1e0 [ 96.403684][ T3474] cgroup_file_write+0x4c2/0x9e0 [ 96.408667][ T3474] ? cgroup_seqfile_stop+0x140/0x140 [ 96.413979][ T3474] kernfs_fop_write_iter+0x66a/0x9f0 [ 96.419306][ T3474] ? kernfs_fop_read_iter+0xaa0/0xaa0 [ 96.424704][ T3474] vfs_write+0x1318/0x2030 [ 96.429168][ T3474] ksys_write+0x28b/0x510 [ 96.433539][ T3474] __x64_sys_write+0xdb/0x120 [ 96.438238][ T3474] do_syscall_64+0x54/0xd0 [ 96.442670][ T3474] ? exc_page_fault+0x76/0x150 [ 96.447462][ T3474] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 96.453383][ T3474] RIP: 0033:0x7fa5d7331d09 [ 96.457801][ T3474] 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 [ 96.477432][ T3474] RSP: 002b:00007ffe39969308 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 96.485862][ T3474] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa5d7331d09 [ 96.493846][ T3474] RDX: 0000000000000012 RSI: 0000000020000100 RDI: 0000000000000004 [ 96.501830][ T3474] RBP: 0000000000000000 R08: 0000000000000012 R09: 00007ffe39969330 [ 96.509835][ T3474] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe3996932c [ 96.517820][ T3474] R13: 00007ffe39969340 R14: 00007ffe39969380 R15: 0000000000000000 [ 96.525818][ T3474] [ 96.529011][ T3474] Kernel Offset: disabled [ 96.533336][ T3474] Rebooting in 86400 seconds..