Warning: Permanently added '10.128.1.78' (ED25519) to the list of known hosts. executing program [ 85.970846][ T4249] loop0: detected capacity change from 0 to 2048 [ 85.986695][ T4249] UDF-fs: INFO Mounting volume 'LiuxUDF', timestamp 2022/11/22 14:59 (1000) [ 86.009246][ T27] audit: type=1800 audit(1748437937.508:2): pid=4249 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor306" name="file1" dev="loop0" ino=1346 res=0 errno=0 [ 86.034442][ T4249] ------------[ cut here ]------------ [ 86.040710][ T4249] WARNING: CPU: 1 PID: 4249 at fs/inode.c:332 drop_nlink+0xbb/0x100 [ 86.048985][ T4249] Modules linked in: [ 86.053022][ T4249] CPU: 1 PID: 4249 Comm: syz-executor306 Not tainted 6.1.140-syzkaller #0 [ 86.061757][ T4249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 86.072197][ T4249] RIP: 0010:drop_nlink+0xbb/0x100 [ 86.077288][ T4249] Code: 48 8b 1b 48 8d bb c0 07 00 00 be 08 00 00 00 e8 6b 7d eb ff f0 48 ff 83 c0 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 e8 b5 05 9a ff <0f> 0b eb 88 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 62 ff ff ff 4c [ 86.097319][ T4249] RSP: 0018:ffffc90003bb7750 EFLAGS: 00010293 [ 86.103565][ T4249] RAX: ffffffff81e6d15b RBX: ffff888072341490 RCX: ffff88802ed1d940 [ 86.111951][ T4249] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 86.120131][ T4249] RBP: 0000000000000000 R08: ffff88802ed1d940 R09: 0000000000000002 [ 86.128266][ T4249] R10: 000000003b9aca00 R11: 0000000000000000 R12: 1ffff1100e46829b [ 86.136291][ T4249] R13: dffffc0000000000 R14: ffff8880723414d8 R15: dffffc0000000000 [ 86.144347][ T4249] FS: 00005555604a3380(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 86.153375][ T4249] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.160136][ T4249] CR2: 00007fdf84f38e00 CR3: 000000007a482000 CR4: 00000000003506e0 [ 86.168189][ T4249] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 86.176453][ T4249] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 86.185115][ T4249] Call Trace: [ 86.188485][ T4249] [ 86.191639][ T4249] udf_rename+0x8f6/0xb20 [ 86.196024][ T4249] ? udf_mknod+0x90/0x90 [ 86.200555][ T4249] ? tomoyo_path2_perm+0x20e/0x7e0 [ 86.205843][ T4249] ? try_break_deleg+0x79/0x120 [ 86.211312][ T4249] ? udf_mknod+0x90/0x90 [ 86.215723][ T4249] vfs_rename+0xbbf/0x10d0 [ 86.220232][ T4249] ? tomoyo_path_rename+0x50/0x190 [ 86.225409][ T4249] ? __ia32_sys_link+0x90/0x90 [ 86.230306][ T4249] ? bpf_lsm_path_rename+0x5/0x10 [ 86.235705][ T4249] ? security_path_rename+0x178/0x200 [ 86.241211][ T4249] do_renameat2+0x89d/0xc70 [ 86.245806][ T4249] ? fsnotify_move+0x4e0/0x4e0 [ 86.250792][ T4249] ? __check_object_size+0x500/0xa40 [ 86.256152][ T4249] ? strncpy_from_user+0x1e3/0x350 [ 86.261607][ T4249] ? getname_flags+0x206/0x500 [ 86.266573][ T4249] __x64_sys_rename+0x82/0x90 [ 86.271391][ T4249] do_syscall_64+0x4c/0xa0 [ 86.275882][ T4249] ? clear_bhb_loop+0x60/0xb0 [ 86.280650][ T4249] ? clear_bhb_loop+0x60/0xb0 [ 86.285367][ T4249] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 86.291493][ T4249] RIP: 0033:0x7fdf8d2769f9 [ 86.296182][ T4249] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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 b8 ff ff ff f7 d8 64 89 01 48 [ 86.315997][ T4249] RSP: 002b:00007ffe42fb6f98 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 86.324746][ T4249] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007fdf8d2769f9 [ 86.332992][ T4249] RDX: 00007fdf8d2769f9 RSI: 0000200000000040 RDI: 0000200000000000 [ 86.341024][ T4249] RBP: 0031656c69662f2e R08: 0000000000000000 R09: 0000000000000000 [ 86.349099][ T4249] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000000c0 [ 86.357254][ T4249] R13: 0030656c69662f30 R14: 2f30656c69662f2e R15: 0000000000000001 [ 86.365724][ T4249] [ 86.368819][ T4249] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 86.376126][ T4249] CPU: 1 PID: 4249 Comm: syz-executor306 Not tainted 6.1.140-syzkaller #0 [ 86.384635][ T4249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 86.394800][ T4249] Call Trace: [ 86.398843][ T4249] [ 86.401935][ T4249] dump_stack_lvl+0x168/0x22e [ 86.407533][ T4249] ? memcpy+0x3c/0x60 [ 86.411580][ T4249] ? show_regs_print_info+0x12/0x12 [ 86.416903][ T4249] ? load_image+0x3b0/0x3b0 [ 86.421575][ T4249] panic+0x2c9/0x710 [ 86.425533][ T4249] ? bpf_jit_dump+0xd0/0xd0 [ 86.430432][ T4249] __warn+0x2f8/0x4f0 [ 86.434639][ T4249] ? drop_nlink+0xbb/0x100 [ 86.439196][ T4249] ? drop_nlink+0xbb/0x100 [ 86.443851][ T4249] report_bug+0x2ba/0x4f0 [ 86.448298][ T4249] ? drop_nlink+0xbb/0x100 [ 86.453022][ T4249] handle_bug+0x3a/0x70 [ 86.457610][ T4249] exc_invalid_op+0x16/0x40 [ 86.462275][ T4249] asm_exc_invalid_op+0x16/0x20 [ 86.467613][ T4249] RIP: 0010:drop_nlink+0xbb/0x100 [ 86.472761][ T4249] Code: 48 8b 1b 48 8d bb c0 07 00 00 be 08 00 00 00 e8 6b 7d eb ff f0 48 ff 83 c0 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 e8 b5 05 9a ff <0f> 0b eb 88 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 62 ff ff ff 4c [ 86.493201][ T4249] RSP: 0018:ffffc90003bb7750 EFLAGS: 00010293 [ 86.499565][ T4249] RAX: ffffffff81e6d15b RBX: ffff888072341490 RCX: ffff88802ed1d940 [ 86.507670][ T4249] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 86.515664][ T4249] RBP: 0000000000000000 R08: ffff88802ed1d940 R09: 0000000000000002 [ 86.524103][ T4249] R10: 000000003b9aca00 R11: 0000000000000000 R12: 1ffff1100e46829b [ 86.532180][ T4249] R13: dffffc0000000000 R14: ffff8880723414d8 R15: dffffc0000000000 [ 86.540182][ T4249] ? drop_nlink+0xbb/0x100 [ 86.544780][ T4249] udf_rename+0x8f6/0xb20 [ 86.549133][ T4249] ? udf_mknod+0x90/0x90 [ 86.553412][ T4249] ? tomoyo_path2_perm+0x20e/0x7e0 [ 86.558595][ T4249] ? try_break_deleg+0x79/0x120 [ 86.563451][ T4249] ? udf_mknod+0x90/0x90 [ 86.567871][ T4249] vfs_rename+0xbbf/0x10d0 [ 86.572517][ T4249] ? tomoyo_path_rename+0x50/0x190 [ 86.577695][ T4249] ? __ia32_sys_link+0x90/0x90 [ 86.582493][ T4249] ? bpf_lsm_path_rename+0x5/0x10 [ 86.587546][ T4249] ? security_path_rename+0x178/0x200 [ 86.593052][ T4249] do_renameat2+0x89d/0xc70 [ 86.597717][ T4249] ? fsnotify_move+0x4e0/0x4e0 [ 86.602628][ T4249] ? __check_object_size+0x500/0xa40 [ 86.607979][ T4249] ? strncpy_from_user+0x1e3/0x350 [ 86.613572][ T4249] ? getname_flags+0x206/0x500 [ 86.618733][ T4249] __x64_sys_rename+0x82/0x90 [ 86.624249][ T4249] do_syscall_64+0x4c/0xa0 [ 86.629752][ T4249] ? clear_bhb_loop+0x60/0xb0 [ 86.634700][ T4249] ? clear_bhb_loop+0x60/0xb0 [ 86.639701][ T4249] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 86.647347][ T4249] RIP: 0033:0x7fdf8d2769f9 [ 86.652148][ T4249] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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 b8 ff ff ff f7 d8 64 89 01 48 [ 86.672939][ T4249] RSP: 002b:00007ffe42fb6f98 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 86.681477][ T4249] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007fdf8d2769f9 [ 86.689575][ T4249] RDX: 00007fdf8d2769f9 RSI: 0000200000000040 RDI: 0000200000000000 [ 86.698110][ T4249] RBP: 0031656c69662f2e R08: 0000000000000000 R09: 0000000000000000 [ 86.706213][ T4249] R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000000c0 [ 86.715228][ T4249] R13: 0030656c69662f30 R14: 2f30656c69662f2e R15: 0000000000000001 [ 86.723887][ T4249] [ 86.727803][ T4249] Kernel Offset: disabled [ 86.732676][ T4249] Rebooting in 86400 seconds..