Warning: Permanently added '10.128.0.117' (ECDSA) to the list of known hosts. executing program [ 49.821456][ T8352] loop0: detected capacity change from 0 to 4 [ 49.837611][ T8352] VFS: Found a V7 FS (block size = 512) on device loop0 [ 49.861759][ T8352] ------------[ cut here ]------------ [ 49.867872][ T8352] WARNING: CPU: 1 PID: 8352 at fs/inode.c:362 inc_nlink+0x11e/0x130 [ 49.892905][ T8352] Modules linked in: [ 49.896940][ T8352] CPU: 1 PID: 8352 Comm: syz-executor549 Not tainted 5.12.0-rc5-syzkaller #0 [ 49.906988][ T8352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.919194][ T8352] RIP: 0010:inc_nlink+0x11e/0x130 [ 49.924558][ T8352] Code: ef ff e9 38 ff ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c 49 ff ff ff 4c 89 ef e8 fc 3f ef ff e9 3c ff ff ff e8 42 59 ab ff <0f> 0b eb 80 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 57 41 56 [ 49.945719][ T8352] RSP: 0018:ffffc9000178fdf8 EFLAGS: 00010293 [ 49.952992][ T8352] RAX: ffffffff81cdbf6e RBX: 1ffff110064a6810 RCX: ffff888015279c40 [ 49.965112][ T8352] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 49.975142][ T8352] RBP: 0000000000000000 R08: ffffffff81cdbee8 R09: ffffc9000178fdc8 [ 49.984465][ T8352] R10: fffff520002f1fbd R11: 0000000000000000 R12: dffffc0000000000 [ 49.994750][ T8352] R13: ffff888032534080 R14: ffff888032534038 R15: 0000000000000000 [ 50.005127][ T8352] FS: 0000000000ba9300(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 50.014742][ T8352] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.022654][ T8352] CR2: 00007fb76c03c0e8 CR3: 0000000011cf3000 CR4: 00000000001506e0 [ 50.031419][ T8352] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.041083][ T8352] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.050261][ T8352] Call Trace: [ 50.054532][ T8352] sysv_mkdir+0x1d/0x120 [ 50.059116][ T8352] vfs_mkdir+0x45b/0x640 [ 50.064825][ T8352] do_mkdirat+0x209/0x370 [ 50.069565][ T8352] do_syscall_64+0x2d/0x70 [ 50.074955][ T8352] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.081750][ T8352] RIP: 0033:0x443c29 [ 50.085877][ T8352] 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 c0 ff ff ff f7 d8 64 89 01 48 [ 50.107027][ T8352] RSP: 002b:00007fff53c97208 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 50.116137][ T8352] RAX: ffffffffffffffda RBX: 00000000004004a0 RCX: 0000000000443c29 [ 50.125267][ T8352] RDX: 00000000004021f3 RSI: 0000000000000023 RDI: 0000000020000080 [ 50.134009][ T8352] RBP: 00000000004034c0 R08: 0000000000000000 R09: 0000000000000000 [ 50.142911][ T8352] R10: 00007fff53c970d0 R11: 0000000000000246 R12: 0000000000403550 [ 50.151974][ T8352] R13: 0000000000000000 R14: 00000000004b1018 R15: 00000000004004a0 [ 50.160375][ T8352] Kernel panic - not syncing: panic_on_warn set ... [ 50.167221][ T8352] CPU: 0 PID: 8352 Comm: syz-executor549 Not tainted 5.12.0-rc5-syzkaller #0 [ 50.176256][ T8352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.187201][ T8352] Call Trace: [ 50.190665][ T8352] dump_stack+0x176/0x24e [ 50.195330][ T8352] panic+0x291/0x800 [ 50.199616][ T8352] ? __warn+0x13e/0x270 [ 50.204775][ T8352] __warn+0x26a/0x270 [ 50.209361][ T8352] ? inc_nlink+0x11e/0x130 [ 50.214115][ T8352] ? inc_nlink+0x11e/0x130 [ 50.219232][ T8352] report_bug+0x1b1/0x2e0 [ 50.223597][ T8352] handle_bug+0x3d/0x70 [ 50.227967][ T8352] exc_invalid_op+0x16/0x40 [ 50.232942][ T8352] asm_exc_invalid_op+0x12/0x20 [ 50.238477][ T8352] RIP: 0010:inc_nlink+0x11e/0x130 [ 50.243615][ T8352] Code: ef ff e9 38 ff ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c 49 ff ff ff 4c 89 ef e8 fc 3f ef ff e9 3c ff ff ff e8 42 59 ab ff <0f> 0b eb 80 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 57 41 56 [ 50.264656][ T8352] RSP: 0018:ffffc9000178fdf8 EFLAGS: 00010293 [ 50.271632][ T8352] RAX: ffffffff81cdbf6e RBX: 1ffff110064a6810 RCX: ffff888015279c40 [ 50.280616][ T8352] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 50.290327][ T8352] RBP: 0000000000000000 R08: ffffffff81cdbee8 R09: ffffc9000178fdc8 [ 50.298542][ T8352] R10: fffff520002f1fbd R11: 0000000000000000 R12: dffffc0000000000 [ 50.306872][ T8352] R13: ffff888032534080 R14: ffff888032534038 R15: 0000000000000000 [ 50.315845][ T8352] ? inc_nlink+0x98/0x130 [ 50.320596][ T8352] ? inc_nlink+0x11e/0x130 [ 50.325216][ T8352] ? inc_nlink+0x11e/0x130 [ 50.330431][ T8352] sysv_mkdir+0x1d/0x120 [ 50.334784][ T8352] vfs_mkdir+0x45b/0x640 [ 50.339459][ T8352] do_mkdirat+0x209/0x370 [ 50.344180][ T8352] do_syscall_64+0x2d/0x70 [ 50.348763][ T8352] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 50.355612][ T8352] RIP: 0033:0x443c29 [ 50.359703][ T8352] 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 c0 ff ff ff f7 d8 64 89 01 48 [ 50.381644][ T8352] RSP: 002b:00007fff53c97208 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 50.391330][ T8352] RAX: ffffffffffffffda RBX: 00000000004004a0 RCX: 0000000000443c29 [ 50.400300][ T8352] RDX: 00000000004021f3 RSI: 0000000000000023 RDI: 0000000020000080 [ 50.408974][ T8352] RBP: 00000000004034c0 R08: 0000000000000000 R09: 0000000000000000 [ 50.417150][ T8352] R10: 00007fff53c970d0 R11: 0000000000000246 R12: 0000000000403550 [ 50.425383][ T8352] R13: 0000000000000000 R14: 00000000004b1018 R15: 00000000004004a0 [ 50.435684][ T8352] Kernel Offset: disabled [ 50.440304][ T8352] Rebooting in 86400 seconds..