forked to background, child pid 3058 no interfaces have a carrier [ 66.452284][ T3059] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.490252][ T3059] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.115' (ECDSA) to the list of known hosts. syzkaller login: [ 95.133230][ T7] cfg80211: failed to load regulatory.db 2021/12/24 16:11:24 parsed 1 programs [ 98.267804][ T3484] cgroup: Unknown subsys name 'net' [ 98.434494][ T3484] cgroup: Unknown subsys name 'rlimit' 2021/12/24 16:11:25 executed programs: 0 [ 99.341928][ T3498] ===================================================== [ 99.349019][ T3498] BUG: KMSAN: uninit-value in number+0x851/0x23d0 [ 99.355453][ T3498] number+0x851/0x23d0 [ 99.359532][ T3498] vsnprintf+0x1f0d/0x3650 [ 99.363960][ T3498] snprintf+0x24a/0x290 [ 99.368127][ T3498] tomoyo_init_log+0xd1f/0x3ad0 [ 99.372998][ T3498] tomoyo_supervisor+0x8c0/0x27a0 [ 99.378042][ T3498] tomoyo_path_number_perm+0x8b1/0xaf0 [ 99.383528][ T3498] tomoyo_path_chmod+0x81/0x90 [ 99.388303][ T3498] security_path_chmod+0x1ed/0x2d0 [ 99.393437][ T3498] chmod_common+0x273/0x7b0 [ 99.397947][ T3498] __x64_sys_chmod+0x186/0x2d0 [ 99.402770][ T3498] do_syscall_64+0x54/0xd0 [ 99.407204][ T3498] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.413113][ T3498] [ 99.415426][ T3498] Local variable orig_es created at: [ 99.420713][ T3498] __es_remove_extent+0xac/0x3460 [ 99.425796][ T3498] ext4_es_insert_extent+0x559/0x62b0 [ 99.431178][ T3498] [ 99.433495][ T3498] CPU: 0 PID: 3498 Comm: syz-executor.5 Not tainted 5.16.0-rc5-syzkaller #0 [ 99.442262][ T3498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.452314][ T3498] ===================================================== [ 99.459233][ T3498] Disabling lock debugging due to kernel taint [ 99.465704][ T3498] Kernel panic - not syncing: kmsan.panic set ... [ 99.472131][ T3498] CPU: 0 PID: 3498 Comm: syz-executor.5 Tainted: G B 5.16.0-rc5-syzkaller #0 [ 99.482233][ T3498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.492292][ T3498] Call Trace: [ 99.495565][ T3498] [ 99.498494][ T3498] dump_stack_lvl+0x1ff/0x28e [ 99.503207][ T3498] dump_stack+0x25/0x28 [ 99.507466][ T3498] panic+0x487/0xe1f [ 99.511381][ T3498] ? add_taint+0x181/0x210 [ 99.515817][ T3498] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 99.521697][ T3498] kmsan_report+0x2e6/0x2f0 [ 99.526243][ T3498] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.532335][ T3498] ? __msan_warning+0xb8/0x130 [ 99.537113][ T3498] ? number+0x851/0x23d0 [ 99.541370][ T3498] ? vsnprintf+0x1f0d/0x3650 [ 99.545975][ T3498] ? snprintf+0x24a/0x290 [ 99.550319][ T3498] ? tomoyo_init_log+0xd1f/0x3ad0 [ 99.555361][ T3498] ? tomoyo_supervisor+0x8c0/0x27a0 [ 99.560589][ T3498] ? tomoyo_path_number_perm+0x8b1/0xaf0 [ 99.566245][ T3498] ? tomoyo_path_chmod+0x81/0x90 [ 99.571192][ T3498] ? security_path_chmod+0x1ed/0x2d0 [ 99.576500][ T3498] ? chmod_common+0x273/0x7b0 [ 99.581187][ T3498] ? __x64_sys_chmod+0x186/0x2d0 [ 99.586138][ T3498] ? do_syscall_64+0x54/0xd0 [ 99.590747][ T3498] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.596850][ T3498] ? preempt_count_sub+0xf8/0x330 [ 99.601899][ T3498] ? is_module_text_address+0x275/0x300 [ 99.607473][ T3498] ? kmsan_get_metadata+0x33/0x220 [ 99.612601][ T3498] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 99.618430][ T3498] ? kmsan_get_metadata+0x33/0x220 [ 99.623559][ T3498] ? kmsan_internal_set_shadow_origin+0x5e/0xc0 [ 99.629828][ T3498] __msan_warning+0xb8/0x130 [ 99.634432][ T3498] number+0x851/0x23d0 [ 99.638533][ T3498] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 99.644368][ T3498] vsnprintf+0x1f0d/0x3650 [ 99.648817][ T3498] snprintf+0x24a/0x290 [ 99.653000][ T3498] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 99.658830][ T3498] ? from_kgid+0x330/0xbe0 [ 99.663260][ T3498] tomoyo_init_log+0xd1f/0x3ad0 [ 99.668187][ T3498] tomoyo_supervisor+0x8c0/0x27a0 [ 99.673267][ T3498] ? kmsan_internal_set_shadow_origin+0x5e/0xc0 [ 99.679544][ T3498] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 99.685392][ T3498] tomoyo_path_number_perm+0x8b1/0xaf0 [ 99.690914][ T3498] ? preempt_count_sub+0xf8/0x330 [ 99.695971][ T3498] tomoyo_path_chmod+0x81/0x90 [ 99.700756][ T3498] ? tomoyo_file_ioctl+0x90/0x90 [ 99.705707][ T3498] security_path_chmod+0x1ed/0x2d0 [ 99.710850][ T3498] chmod_common+0x273/0x7b0 [ 99.715379][ T3498] ? user_path_at_empty+0x3ce/0x410 [ 99.721385][ T3498] __x64_sys_chmod+0x186/0x2d0 [ 99.726191][ T3498] do_syscall_64+0x54/0xd0 [ 99.730627][ T3498] ? exc_page_fault+0x76/0x150 [ 99.735417][ T3498] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.741329][ T3498] RIP: 0033:0x7fd1aa454f77 [ 99.745749][ T3498] Code: ff ff ff ff c3 66 0f 1f 44 00 00 48 c7 c0 bc ff ff ff 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 5a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 99.765548][ T3498] RSP: 002b:00007fff57815028 EFLAGS: 00000206 ORIG_RAX: 000000000000005a [ 99.773980][ T3498] RAX: ffffffffffffffda RBX: 00007fff57815668 RCX: 00007fd1aa454f77 [ 99.781961][ T3498] RDX: 0000000000000108 RSI: 00000000000001ff RDI: 00007fff57815100 [ 99.790050][ T3498] RBP: 00007fff57815100 R08: 0000000000000031 R09: 0000000000000010 [ 99.798045][ T3498] R10: 0000000000000063 R11: 0000000000000206 R12: 00000000fffffff1 [ 99.806026][ T3498] R13: 00007fff57815100 R14: 0000000000000000 R15: 0000000000000000 [ 99.814020][ T3498] [ 99.817285][ T3498] Kernel Offset: disabled [ 99.821609][ T3498] Rebooting in 86400 seconds..