Warning: Permanently added '10.128.0.249' (ED25519) to the list of known hosts. executing program [ 53.252857][ T3564] loop0: detected capacity change from 0 to 47 [ 53.306148][ T3564] ======================================================= [ 53.306148][ T3564] WARNING: The mand mount option has been deprecated and [ 53.306148][ T3564] and is ignored by this kernel. Remove the mand [ 53.306148][ T3564] option from the mount to silence this warning. [ 53.306148][ T3564] ======================================================= [ 53.379558][ T3563] minix_free_block (loop0:20): bit already cleared [ 53.386958][ T3563] minix_free_block (loop0:21): bit already cleared [ 53.393499][ T3563] minix_free_block (loop0:19): bit already cleared [ 53.400924][ T3563] minix_free_block (loop0:22): bit already cleared [ 53.409140][ T3563] ------------[ cut here ]------------ [ 53.415162][ T3563] WARNING: CPU: 1 PID: 3563 at fs/inode.c:307 drop_nlink+0xbb/0x100 [ 53.423184][ T3563] Modules linked in: [ 53.427115][ T3563] CPU: 1 PID: 3563 Comm: syz-executor262 Not tainted 5.15.167-syzkaller #0 [ 53.435736][ T3563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 53.445828][ T3563] RIP: 0010:drop_nlink+0xbb/0x100 [ 53.450887][ T3563] Code: 49 8b 1e 48 8d bb c8 07 00 00 be 08 00 00 00 e8 3b a4 ed ff f0 48 ff 83 c8 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 e8 65 d8 a3 ff <0f> 0b eb 89 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 62 ff ff ff 4c [ 53.470624][ T3563] RSP: 0018:ffffc90002267c50 EFLAGS: 00010293 [ 53.476851][ T3563] RAX: ffffffff81dc820b RBX: 1ffff1100ec6c965 RCX: ffff888077e39dc0 [ 53.484855][ T3563] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 53.492837][ T3563] RBP: 0000000000000000 R08: ffffffff81dc818f R09: ffffed100ec6c96d [ 53.500863][ T3563] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888076364b28 [ 53.508874][ T3563] R13: ffff8880740a3608 R14: ffff888076364ae0 R15: dffffc0000000000 [ 53.517228][ T3563] FS: 0000555559a72380(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 [ 53.526338][ T3563] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.532924][ T3563] CR2: 0000561d9ad54ae8 CR3: 000000007a28c000 CR4: 00000000003506e0 [ 53.541006][ T3563] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.549425][ T3563] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.557598][ T3563] Call Trace: [ 53.560895][ T3563] [ 53.564008][ T3563] ? __warn+0x15b/0x300 [ 53.568221][ T3563] ? drop_nlink+0xbb/0x100 [ 53.572654][ T3563] ? report_bug+0x1b7/0x2e0 [ 53.577196][ T3563] ? handle_bug+0x3d/0x70 [ 53.581538][ T3563] ? exc_invalid_op+0x16/0x40 [ 53.586259][ T3563] ? asm_exc_invalid_op+0x16/0x20 [ 53.591322][ T3563] ? drop_nlink+0x3f/0x100 [ 53.595864][ T3563] ? drop_nlink+0xbb/0x100 [ 53.600293][ T3563] ? drop_nlink+0xbb/0x100 [ 53.604746][ T3563] minix_unlink+0x14a/0x1a0 [ 53.609265][ T3563] ? minix_link+0x110/0x110 [ 53.613760][ T3563] ? may_delete+0x560/0x700 [ 53.618289][ T3563] ? bpf_lsm_inode_unlink+0x5/0x10 [ 53.623416][ T3563] ? security_inode_unlink+0xca/0x110 [ 53.628981][ T3563] vfs_unlink+0x359/0x5f0 [ 53.633328][ T3563] do_unlinkat+0x4a3/0x950 [ 53.637798][ T3563] ? fsnotify_link_count+0xf0/0xf0 [ 53.642926][ T3563] ? strncpy_from_user+0x209/0x370 [ 53.648222][ T3563] __x64_sys_unlink+0x45/0x50 [ 53.652917][ T3563] do_syscall_64+0x3b/0xb0 [ 53.657416][ T3563] ? clear_bhb_loop+0x15/0x70 [ 53.662106][ T3563] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.668175][ T3563] RIP: 0033:0x7f05c29efb97 [ 53.672601][ T3563] 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 [ 53.692238][ T3563] RSP: 002b:00007ffd46001d28 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 53.700715][ T3563] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f05c29efb97 [ 53.708722][ T3563] RDX: 00007ffd46001d50 RSI: 00007ffd46001de0 RDI: 00007ffd46001de0 [ 53.716726][ T3563] RBP: 00007ffd46001de0 R08: 0000000000000000 R09: 0000000000000000 [ 53.724729][ T3563] R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffd46002ed0 [ 53.732707][ T3563] R13: 0000555559a7b700 R14: 0000000000000001 R15: 431bde82d7b634db [ 53.740726][ T3563] [ 53.743753][ T3563] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 53.751141][ T3563] CPU: 1 PID: 3563 Comm: syz-executor262 Not tainted 5.15.167-syzkaller #0 [ 53.759711][ T3563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 53.769750][ T3563] Call Trace: [ 53.773014][ T3563] [ 53.775950][ T3563] dump_stack_lvl+0x1e3/0x2d0 [ 53.780628][ T3563] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 53.786420][ T3563] ? panic+0x860/0x860 [ 53.790487][ T3563] ? drop_nlink+0xb0/0x100 [ 53.794888][ T3563] ? drop_nlink+0xb0/0x100 [ 53.799289][ T3563] panic+0x318/0x860 [ 53.803174][ T3563] ? __warn+0x16a/0x300 [ 53.807315][ T3563] ? fb_is_primary_device+0xd0/0xd0 [ 53.812598][ T3563] ? drop_nlink+0xbb/0x100 [ 53.817001][ T3563] __warn+0x2b2/0x300 [ 53.820993][ T3563] ? drop_nlink+0xbb/0x100 [ 53.825397][ T3563] report_bug+0x1b7/0x2e0 [ 53.829719][ T3563] handle_bug+0x3d/0x70 [ 53.833859][ T3563] exc_invalid_op+0x16/0x40 [ 53.838348][ T3563] asm_exc_invalid_op+0x16/0x20 [ 53.843185][ T3563] RIP: 0010:drop_nlink+0xbb/0x100 [ 53.848200][ T3563] Code: 49 8b 1e 48 8d bb c8 07 00 00 be 08 00 00 00 e8 3b a4 ed ff f0 48 ff 83 c8 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 e8 65 d8 a3 ff <0f> 0b eb 89 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 62 ff ff ff 4c [ 53.867883][ T3563] RSP: 0018:ffffc90002267c50 EFLAGS: 00010293 [ 53.873975][ T3563] RAX: ffffffff81dc820b RBX: 1ffff1100ec6c965 RCX: ffff888077e39dc0 [ 53.881959][ T3563] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 53.889937][ T3563] RBP: 0000000000000000 R08: ffffffff81dc818f R09: ffffed100ec6c96d [ 53.897895][ T3563] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888076364b28 [ 53.905871][ T3563] R13: ffff8880740a3608 R14: ffff888076364ae0 R15: dffffc0000000000 [ 53.913854][ T3563] ? drop_nlink+0x3f/0x100 [ 53.918256][ T3563] ? drop_nlink+0xbb/0x100 [ 53.922761][ T3563] minix_unlink+0x14a/0x1a0 [ 53.927344][ T3563] ? minix_link+0x110/0x110 [ 53.931864][ T3563] ? may_delete+0x560/0x700 [ 53.936354][ T3563] ? bpf_lsm_inode_unlink+0x5/0x10 [ 53.941452][ T3563] ? security_inode_unlink+0xca/0x110 [ 53.947165][ T3563] vfs_unlink+0x359/0x5f0 [ 53.951491][ T3563] do_unlinkat+0x4a3/0x950 [ 53.955932][ T3563] ? fsnotify_link_count+0xf0/0xf0 [ 53.961137][ T3563] ? strncpy_from_user+0x209/0x370 [ 53.966246][ T3563] __x64_sys_unlink+0x45/0x50 [ 53.970931][ T3563] do_syscall_64+0x3b/0xb0 [ 53.975336][ T3563] ? clear_bhb_loop+0x15/0x70 [ 53.980029][ T3563] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.985912][ T3563] RIP: 0033:0x7f05c29efb97 [ 53.990341][ T3563] 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 [ 54.009953][ T3563] RSP: 002b:00007ffd46001d28 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 54.018356][ T3563] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f05c29efb97 [ 54.026336][ T3563] RDX: 00007ffd46001d50 RSI: 00007ffd46001de0 RDI: 00007ffd46001de0 [ 54.034296][ T3563] RBP: 00007ffd46001de0 R08: 0000000000000000 R09: 0000000000000000 [ 54.042252][ T3563] R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffd46002ed0 [ 54.050212][ T3563] R13: 0000555559a7b700 R14: 0000000000000001 R15: 431bde82d7b634db [ 54.058183][ T3563] [ 54.061434][ T3563] Kernel Offset: disabled [ 54.065845][ T3563] Rebooting in 86400 seconds..