Warning: Permanently added '10.128.1.27' (ED25519) to the list of known hosts. executing program [ 51.453350][ T4162] loop0: detected capacity change from 0 to 64 [ 51.532004][ T4162] Trying to free block not in datazone [ 51.564018][ T4161] Trying to free block not in datazone [ 51.569602][ T4161] minix_free_inode: bit 5 already cleared [ 51.576343][ T4161] Trying to free block not in datazone [ 51.582737][ T4161] Trying to free block not in datazone [ 51.588195][ T4161] Trying to free block not in datazone [ 51.594050][ T4161] minix_free_inode: bit 6 already cleared [ 51.600419][ T4161] Trying to free block not in datazone [ 51.606076][ T4161] minix_free_inode: bit 7 already cleared [ 51.612939][ T4161] ------------[ cut here ]------------ [ 51.618440][ T4161] WARNING: CPU: 1 PID: 4161 at fs/inode.c:307 drop_nlink+0xbb/0x100 [ 51.626456][ T4161] Modules linked in: [ 51.630357][ T4161] CPU: 1 PID: 4161 Comm: syz-executor304 Not tainted 5.15.173-syzkaller #0 [ 51.638955][ T4161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.649032][ T4161] RIP: 0010:drop_nlink+0xbb/0x100 [ 51.654100][ T4161] Code: 49 8b 1e 48 8d bb c8 07 00 00 be 08 00 00 00 e8 bb a3 ed ff f0 48 ff 83 c8 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 e8 c5 c9 a3 ff <0f> 0b eb 89 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 62 ff ff ff 4c [ 51.673733][ T4161] RSP: 0018:ffffc90002f07c50 EFLAGS: 00010293 [ 51.679874][ T4161] RAX: ffffffff81dca9db RBX: 1ffff1100e227ab9 RCX: ffff88802a731dc0 [ 51.687857][ T4161] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.695853][ T4161] RBP: 0000000000000000 R08: ffffffff81dca95f R09: ffffed100e227ac1 [ 51.703943][ T4161] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88807113d5c8 [ 51.711938][ T4161] R13: ffff888076f88bc0 R14: ffff88807113d580 R15: dffffc0000000000 [ 51.719896][ T4161] FS: 0000555594190380(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 [ 51.728853][ T4161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.735488][ T4161] CR2: 00007ffc8ecd2d88 CR3: 0000000023c46000 CR4: 00000000003506e0 [ 51.743523][ T4161] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.751630][ T4161] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.759589][ T4161] Call Trace: [ 51.762925][ T4161] [ 51.765854][ T4161] ? __warn+0x15b/0x300 [ 51.770007][ T4161] ? drop_nlink+0xbb/0x100 [ 51.774499][ T4161] ? report_bug+0x1b7/0x2e0 [ 51.779021][ T4161] ? handle_bug+0x3d/0x70 [ 51.783382][ T4161] ? exc_invalid_op+0x16/0x40 [ 51.788053][ T4161] ? asm_exc_invalid_op+0x16/0x20 [ 51.793108][ T4161] ? drop_nlink+0x3f/0x100 [ 51.797617][ T4161] ? drop_nlink+0xbb/0x100 [ 51.802142][ T4161] ? drop_nlink+0xbb/0x100 [ 51.806565][ T4161] minix_unlink+0x14a/0x1a0 [ 51.811065][ T4161] ? minix_link+0x110/0x110 [ 51.815590][ T4161] ? may_delete+0x560/0x700 [ 51.820105][ T4161] ? bpf_lsm_inode_unlink+0x5/0x10 [ 51.825236][ T4161] ? security_inode_unlink+0xca/0x110 [ 51.830613][ T4161] vfs_unlink+0x359/0x5f0 [ 51.834986][ T4161] do_unlinkat+0x4a3/0x950 [ 51.839404][ T4161] ? fsnotify_link_count+0xf0/0xf0 [ 51.844546][ T4161] ? strncpy_from_user+0x209/0x370 [ 51.849663][ T4161] __x64_sys_unlink+0x45/0x50 [ 51.854368][ T4161] do_syscall_64+0x3b/0xb0 [ 51.858783][ T4161] ? clear_bhb_loop+0x15/0x70 [ 51.863484][ T4161] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 51.869379][ T4161] RIP: 0033:0x7f39fd20ad17 [ 51.873854][ T4161] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 51.893616][ T4161] RSP: 002b:00007ffc8ecd3538 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 51.902075][ T4161] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f39fd20ad17 [ 51.910129][ T4161] RDX: 00007ffc8ecd3560 RSI: 00007ffc8ecd35f0 RDI: 00007ffc8ecd35f0 [ 51.918203][ T4161] RBP: 00007ffc8ecd35f0 R08: 0000000000000000 R09: 0000000000000000 [ 51.926247][ T4161] R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffc8ecd46e0 [ 51.934275][ T4161] R13: 00005555941a1740 R14: 431bde82d7b634db R15: 00007ffc8ecd6860 [ 51.942309][ T4161] [ 51.945344][ T4161] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 51.952623][ T4161] CPU: 1 PID: 4161 Comm: syz-executor304 Not tainted 5.15.173-syzkaller #0 [ 51.961185][ T4161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 51.971222][ T4161] Call Trace: [ 51.974657][ T4161] [ 51.977568][ T4161] dump_stack_lvl+0x1e3/0x2d0 [ 51.982225][ T4161] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 51.987846][ T4161] ? panic+0x860/0x860 [ 51.992019][ T4161] ? __destroy_inode+0x5c0/0x5e0 [ 51.997777][ T4161] ? __destroy_inode+0x5c0/0x5e0 [ 52.003036][ T4161] panic+0x318/0x860 [ 52.006949][ T4161] ? __warn+0x16a/0x300 [ 52.011086][ T4161] ? fb_is_primary_device+0xd0/0xd0 [ 52.016270][ T4161] ? drop_nlink+0xbb/0x100 [ 52.020673][ T4161] __warn+0x2b2/0x300 [ 52.024649][ T4161] ? drop_nlink+0xbb/0x100 [ 52.029050][ T4161] report_bug+0x1b7/0x2e0 [ 52.033365][ T4161] handle_bug+0x3d/0x70 [ 52.037498][ T4161] exc_invalid_op+0x16/0x40 [ 52.041991][ T4161] asm_exc_invalid_op+0x16/0x20 [ 52.046909][ T4161] RIP: 0010:drop_nlink+0xbb/0x100 [ 52.051908][ T4161] Code: 49 8b 1e 48 8d bb c8 07 00 00 be 08 00 00 00 e8 bb a3 ed ff f0 48 ff 83 c8 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 e8 c5 c9 a3 ff <0f> 0b eb 89 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 62 ff ff ff 4c [ 52.071494][ T4161] RSP: 0018:ffffc90002f07c50 EFLAGS: 00010293 [ 52.077561][ T4161] RAX: ffffffff81dca9db RBX: 1ffff1100e227ab9 RCX: ffff88802a731dc0 [ 52.085526][ T4161] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 52.093480][ T4161] RBP: 0000000000000000 R08: ffffffff81dca95f R09: ffffed100e227ac1 [ 52.101440][ T4161] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88807113d5c8 [ 52.109396][ T4161] R13: ffff888076f88bc0 R14: ffff88807113d580 R15: dffffc0000000000 [ 52.117464][ T4161] ? drop_nlink+0x3f/0x100 [ 52.121875][ T4161] ? drop_nlink+0xbb/0x100 [ 52.126369][ T4161] minix_unlink+0x14a/0x1a0 [ 52.130888][ T4161] ? minix_link+0x110/0x110 [ 52.135380][ T4161] ? may_delete+0x560/0x700 [ 52.139861][ T4161] ? bpf_lsm_inode_unlink+0x5/0x10 [ 52.144950][ T4161] ? security_inode_unlink+0xca/0x110 [ 52.150305][ T4161] vfs_unlink+0x359/0x5f0 [ 52.154616][ T4161] do_unlinkat+0x4a3/0x950 [ 52.159012][ T4161] ? fsnotify_link_count+0xf0/0xf0 [ 52.164105][ T4161] ? strncpy_from_user+0x209/0x370 [ 52.169200][ T4161] __x64_sys_unlink+0x45/0x50 [ 52.173860][ T4161] do_syscall_64+0x3b/0xb0 [ 52.178249][ T4161] ? clear_bhb_loop+0x15/0x70 [ 52.182899][ T4161] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 52.188782][ T4161] RIP: 0033:0x7f39fd20ad17 [ 52.193183][ T4161] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 52.212769][ T4161] RSP: 002b:00007ffc8ecd3538 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 52.221177][ T4161] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f39fd20ad17 [ 52.229142][ T4161] RDX: 00007ffc8ecd3560 RSI: 00007ffc8ecd35f0 RDI: 00007ffc8ecd35f0 [ 52.237097][ T4161] RBP: 00007ffc8ecd35f0 R08: 0000000000000000 R09: 0000000000000000 [ 52.245047][ T4161] R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffc8ecd46e0 [ 52.253005][ T4161] R13: 00005555941a1740 R14: 431bde82d7b634db R15: 00007ffc8ecd6860 [ 52.260999][ T4161] [ 52.264239][ T4161] Kernel Offset: disabled [ 52.269075][ T4161] Rebooting in 86400 seconds..