general protection fault, probably for non-canonical address 0xfff10c0ee68c0004: 0000 [#1] PREEMPT SMP KASAN KASAN: maybe wild-memory-access in range [0xff88807734600020-0xff88807734600027] CPU: 0 PID: 22059 Comm: syz-executor.4 Not tainted 5.14.0-rc5-next-20210813-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__sock_release net/socket.c:644 [inline] RIP: 0010:sock_release+0x23/0x1b0 net/socket.c:677 Code: e9 a2 f7 ff ff 66 90 41 55 41 54 55 53 48 89 fb e8 02 a9 63 fa 4c 8d 63 20 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 2f 01 00 00 48 8b 6b 20 48 85 ed 0f 84 9f 00 00 RSP: 0018:ffffc9001f1df888 EFLAGS: 00010a02 RAX: dffffc0000000000 RBX: ff88807734600000 RCX: ffffc90011a7e000 RDX: 1ff1100ee68c0004 RSI: ffffffff8712285e RDI: ff88807734600000 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: ffffffff87a52d16 R11: 0000000000000000 R12: ff88807734600020 R13: 0000607f460cc880 R14: ffff8880795cb480 R15: ffff88802532707f FS: 00007ff2d3462700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000019b9848 CR3: 00000001639f0000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inet_ctl_sock_destroy include/net/inet_common.h:65 [inline] tcp_sk_exit+0x1c7/0x2e0 net/ipv4/tcp_ipv4.c:3089 ops_exit_list+0xb0/0x160 net/core/net_namespace.c:175 setup_net+0x639/0xa30 net/core/net_namespace.c:356 copy_net_ns+0x319/0x760 net/core/net_namespace.c:474 create_new_namespaces+0x3f6/0xb20 kernel/nsproxy.c:110 copy_namespaces+0x391/0x450 kernel/nsproxy.c:178 copy_process+0x2d29/0x7510 kernel/fork.c:2174 kernel_clone+0xe7/0xac0 kernel/fork.c:2561 __do_sys_clone3+0x1ca/0x2e0 kernel/fork.c:2836 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665e9 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ff2d3462188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020000440 RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffcf594febf R14: 00007ff2d3462300 R15: 0000000000022000 Modules linked in: ---[ end trace fa6cf82154df1b72 ]--- RIP: 0010:__sock_release net/socket.c:644 [inline] RIP: 0010:sock_release+0x23/0x1b0 net/socket.c:677 Code: e9 a2 f7 ff ff 66 90 41 55 41 54 55 53 48 89 fb e8 02 a9 63 fa 4c 8d 63 20 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 2f 01 00 00 48 8b 6b 20 48 85 ed 0f 84 9f 00 00 RSP: 0018:ffffc9001f1df888 EFLAGS: 00010a02 RAX: dffffc0000000000 RBX: ff88807734600000 RCX: ffffc90011a7e000 RDX: 1ff1100ee68c0004 RSI: ffffffff8712285e RDI: ff88807734600000 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: ffffffff87a52d16 R11: 0000000000000000 R12: ff88807734600020 R13: 0000607f460cc880 R14: ffff8880795cb480 R15: ffff88802532707f FS: 00007ff2d3462700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd929eeb28 CR3: 00000001639f0000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: e9 a2 f7 ff ff jmpq 0xfffff7a7 5: 66 90 xchg %ax,%ax 7: 41 55 push %r13 9: 41 54 push %r12 b: 55 push %rbp c: 53 push %rbx d: 48 89 fb mov %rdi,%rbx 10: e8 02 a9 63 fa callq 0xfa63a917 15: 4c 8d 63 20 lea 0x20(%rbx),%r12 19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 20: fc ff df 23: 4c 89 e2 mov %r12,%rdx 26: 48 c1 ea 03 shr $0x3,%rdx 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction 2e: 0f 85 2f 01 00 00 jne 0x163 34: 48 8b 6b 20 mov 0x20(%rbx),%rbp 38: 48 85 ed test %rbp,%rbp 3b: 0f .byte 0xf 3c: 84 .byte 0x84 3d: 9f lahf