DUID 00:04:70:54:fc:d0:2a:32:b7:62:cf:21:72:23:c9:95:e9:3f forked to background, child pid 3174 [ 22.288673][ T3175] 8021q: adding VLAN 0 to HW filter on device bond0 [ 22.298093][ T3175] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.21' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 40.063630][ T3502] FAULT_INJECTION: forcing a failure. [ 40.063630][ T3502] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 40.076997][ T3502] CPU: 1 PID: 3502 Comm: syz-executor149 Not tainted 5.15.112-syzkaller #0 [ 40.085575][ T3502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 40.095621][ T3502] Call Trace: [ 40.098892][ T3502] [ 40.101808][ T3502] dump_stack_lvl+0x1e3/0x2cb [ 40.106486][ T3502] ? io_uring_drop_tctx_refs+0x19d/0x19d [ 40.112105][ T3502] ? panic+0x84d/0x84d [ 40.116164][ T3502] should_fail+0x38a/0x4c0 [ 40.120568][ T3502] prepare_alloc_pages+0x1db/0x5b0 [ 40.125669][ T3502] __alloc_pages+0x14f/0x700 [ 40.130246][ T3502] ? __rmqueue_pcplist+0x2030/0x2030 [ 40.135529][ T3502] ? mark_lock+0x98/0x340 [ 40.139843][ T3502] ? __lock_acquire+0x1295/0x1ff0 [ 40.144858][ T3502] alloc_pages_vma+0x39a/0x800 [ 40.149646][ T3502] wp_page_copy+0x26c/0x2000 [ 40.154311][ T3502] ? do_wp_page+0x6d0/0xaf0 [ 40.158801][ T3502] ? __lock_acquire+0x1ff0/0x1ff0 [ 40.163829][ T3502] ? rcu_lock_release+0x20/0x20 [ 40.168662][ T3502] ? do_raw_spin_unlock+0x137/0x8b0 [ 40.169517][ T3507] ------------[ cut here ]------------ [ 40.173849][ T3502] ? _raw_spin_unlock+0x24/0x40 [ 40.173888][ T3502] ? do_wp_page+0x6d0/0xaf0 [ 40.179737][ T3507] platform vkms: vblank wait timed out on crtc 0 [ 40.184223][ T3502] handle_mm_fault+0x2a3d/0x5950 [ 40.184270][ T3502] ? numa_migrate_prep+0x1a0/0x1a0 [ 40.184306][ T3502] ? vmacache_find+0x4f9/0x590 [ 40.189196][ T3507] WARNING: CPU: 0 PID: 3507 at drivers/gpu/drm/drm_vblank.c:1269 drm_wait_one_vblank+0x95a/0x9e0 [ 40.195063][ T3502] ? vmacache_update+0x9f/0xf0 [ 40.195088][ T3502] exc_page_fault+0x271/0x740 [ 40.195112][ T3502] asm_exc_page_fault+0x22/0x30 [ 40.195129][ T3502] RIP: 0033:0x7f9a84686a38 [ 40.195147][ T3502] Code: 07 ff ff 64 48 8b 1c 25 10 00 00 00 48 39 1d 77 38 0a 00 74 23 64 8b 04 25 18 00 00 00 85 c0 0f 85 69 02 00 00 ba 01 00 00 00 <0f> b1 15 51 38 0a 00 48 89 1d 52 38 0a 00 8b 05 48 38 0a 00 48 8b [ 40.195160][ T3502] RSP: 002b:00007ffeb823b120 EFLAGS: 00010246 [ 40.195177][ T3502] RAX: 0000000000000000 RBX: 00005555566f9300 RCX: 0000000000000001 [ 40.195187][ T3502] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000000000000000 [ 40.195196][ T3502] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 40.195205][ T3502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9a847293f0 [ 40.195215][ T3502] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 [ 40.201031][ T3507] Modules linked in: [ 40.205269][ T3502] [ 40.205292][ C1] vkms_vblank_simulate: vblank timer overrun [ 40.208934][ T3502] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 40.210584][ T3507] [ 40.327866][ T3507] CPU: 0 PID: 3507 Comm: syz-executor149 Not tainted 5.15.112-syzkaller #0 [ 40.336517][ T3507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 40.346632][ T3507] RIP: 0010:drm_wait_one_vblank+0x95a/0x9e0 [ 40.352587][ T3507] Code: df 80 3c 08 00 74 08 4c 89 ff e8 91 ed 31 fd 49 8b 1f 48 c7 c7 20 ff ea 8a 4c 89 f6 48 89 da 8b 5c 24 0c 89 d9 e8 d6 65 b4 fc <0f> 0b 49 be 00 00 00 00 00 fc ff df e9 80 fb ff ff 44 89 e9 80 e1 [ 40.372236][ T3507] RSP: 0018:ffffc90002d3fac0 EFLAGS: 00010246 [ 40.378296][ T3507] RAX: 0966973cda736200 RBX: 0000000000000000 RCX: ffff8880795f0000 [ 40.386294][ T3507] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 40.394304][ T3507] RBP: ffffc90002d3fc00 R08: ffffffff8166391c R09: ffffed1017344f24 [ 40.402316][ T3507] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff920005a7f64 [ 40.410331][ T3507] R13: 0000000000000812 R14: ffffffff8af99de0 R15: ffff88801a4ff010 [ 40.418298][ T3507] FS: 00005555566f9300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 40.427272][ T3507] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.433900][ T3507] CR2: 00007f9a84727130 CR3: 0000000023351000 CR4: 00000000003506f0 [ 40.441909][ T3507] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.449927][ T3507] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.457890][ T3507] Call Trace: [ 40.461197][ T3507] [ 40.464143][ T3507] ? drm_crtc_vblank_put+0x70/0x70 [ 40.469279][ T3507] ? init_wait_entry+0xd0/0xd0 [ 40.474139][ T3507] ? drm_vblank_get+0x16d/0x260 [ 40.479002][ T3507] ? drm_fb_helper_setcmap+0x28a0/0x28a0 [ 40.484676][ T3507] drm_fb_helper_ioctl+0x110/0x140 [ 40.489838][ T3507] do_fb_ioctl+0x1d2/0x890 [ 40.494251][ T3507] ? fb_release+0x1a0/0x1a0 [ 40.498764][ T3507] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 40.504787][ T3507] ? bpf_lsm_file_ioctl+0x5/0x10 [ 40.509771][ T3507] ? security_file_ioctl+0x7d/0xa0 [ 40.514895][ T3507] ? fb_write+0x5b0/0x5b0 [ 40.519213][ T3507] __se_sys_ioctl+0xf1/0x160 [ 40.523835][ T3507] do_syscall_64+0x3d/0xb0 [ 40.528254][ T3507] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.534208][ T3507] RIP: 0033:0x7f9a846b6169 [ 40.538713][ T3507] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 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 [ 40.558392][ T3507] RSP: 002b:00007ffeb823b248 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.566835][ T3507] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f9a846b6169 [ 40.574881][ T3507] RDX: 0000000000000000 RSI: 0000000040044620 RDI: 0000000000000003 [ 40.582888][ T3507] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 40.590923][ T3507] R10: 00007ffeb823acc0 R11: 0000000000000246 R12: 00007f9a846796b0 [ 40.598894][ T3507] R13: 0000000000000000 R14: 00007ffeb823b280 R15: 00007ffeb823b270 [ 40.606935][ T3507] [ 40.609988][ T3507] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 40.617255][ T3507] CPU: 0 PID: 3507 Comm: syz-executor149 Not tainted 5.15.112-syzkaller #0 [ 40.625862][ T3507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 40.635903][ T3507] Call Trace: [ 40.639172][ T3507] [ 40.644779][ T3507] dump_stack_lvl+0x1e3/0x2cb [ 40.649453][ T3507] ? io_uring_drop_tctx_refs+0x19d/0x19d [ 40.655077][ T3507] ? panic+0x84d/0x84d [ 40.659139][ T3507] ? drm_wait_one_vblank+0x870/0x9e0 [ 40.664436][ T3507] ? drm_wait_one_vblank+0x870/0x9e0 [ 40.669711][ T3507] panic+0x318/0x84d [ 40.673612][ T3507] ? __warn+0x16a/0x300 [ 40.677753][ T3507] ? fb_is_primary_device+0xcc/0xcc [ 40.682946][ T3507] ? drm_wait_one_vblank+0x95a/0x9e0 [ 40.688256][ T3507] __warn+0x2b2/0x300 [ 40.692227][ T3507] ? drm_wait_one_vblank+0x95a/0x9e0 [ 40.697508][ T3507] report_bug+0x1b7/0x2e0 [ 40.701843][ T3507] handle_bug+0x3d/0x70 [ 40.705984][ T3507] exc_invalid_op+0x16/0x40 [ 40.710474][ T3507] asm_exc_invalid_op+0x16/0x20 [ 40.715316][ T3507] RIP: 0010:drm_wait_one_vblank+0x95a/0x9e0 [ 40.721210][ T3507] Code: df 80 3c 08 00 74 08 4c 89 ff e8 91 ed 31 fd 49 8b 1f 48 c7 c7 20 ff ea 8a 4c 89 f6 48 89 da 8b 5c 24 0c 89 d9 e8 d6 65 b4 fc <0f> 0b 49 be 00 00 00 00 00 fc ff df e9 80 fb ff ff 44 89 e9 80 e1 [ 40.740800][ T3507] RSP: 0018:ffffc90002d3fac0 EFLAGS: 00010246 [ 40.746857][ T3507] RAX: 0966973cda736200 RBX: 0000000000000000 RCX: ffff8880795f0000 [ 40.754813][ T3507] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 40.762767][ T3507] RBP: ffffc90002d3fc00 R08: ffffffff8166391c R09: ffffed1017344f24 [ 40.770860][ T3507] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff920005a7f64 [ 40.778835][ T3507] R13: 0000000000000812 R14: ffffffff8af99de0 R15: ffff88801a4ff010 [ 40.786797][ T3507] ? __wake_up_klogd+0xcc/0x100 [ 40.791655][ T3507] ? drm_crtc_vblank_put+0x70/0x70 [ 40.796789][ T3507] ? init_wait_entry+0xd0/0xd0 [ 40.801539][ T3507] ? drm_vblank_get+0x16d/0x260 [ 40.806378][ T3507] ? drm_fb_helper_setcmap+0x28a0/0x28a0 [ 40.812012][ T3507] drm_fb_helper_ioctl+0x110/0x140 [ 40.817110][ T3507] do_fb_ioctl+0x1d2/0x890 [ 40.821515][ T3507] ? fb_release+0x1a0/0x1a0 [ 40.826025][ T3507] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 40.832008][ T3507] ? bpf_lsm_file_ioctl+0x5/0x10 [ 40.837616][ T3507] ? security_file_ioctl+0x7d/0xa0 [ 40.842823][ T3507] ? fb_write+0x5b0/0x5b0 [ 40.847155][ T3507] __se_sys_ioctl+0xf1/0x160 [ 40.851738][ T3507] do_syscall_64+0x3d/0xb0 [ 40.856144][ T3507] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.862022][ T3507] RIP: 0033:0x7f9a846b6169 [ 40.866428][ T3507] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 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 [ 40.886024][ T3507] RSP: 002b:00007ffeb823b248 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 40.894442][ T3507] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f9a846b6169 [ 40.902418][ T3507] RDX: 0000000000000000 RSI: 0000000040044620 RDI: 0000000000000003 [ 40.910373][ T3507] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 40.918422][ T3507] R10: 00007ffeb823acc0 R11: 0000000000000246 R12: 00007f9a846796b0 [ 40.926387][ T3507] R13: 0000000000000000 R14: 00007ffeb823b280 R15: 00007ffeb823b270 [ 40.934353][ T3507] [ 40.937572][ T3507] Kernel Offset: disabled [ 40.941956][ T3507] Rebooting in 86400 seconds..