kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 7449 Comm: syz-executor.0 Not tainted 5.2.0-rc2+ #1 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:tcp_v6_send_reset+0x195/0xe30 net/ipv6/tcp_ipv6.c:941 Code: 83 e1 01 4d 85 e4 0f 84 4c 02 00 00 48 85 c9 0f 85 f3 02 00 00 48 83 e0 fe 48 ba 00 00 00 00 00 fc ff df 48 89 c1 48 c1 e9 03 <80> 3c 11 00 0f 85 0b 0a 00 00 48 ba 00 00 00 00 00 fc ff df 48 8b RSP: 0018:ffff88807a397b80 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff8880a3fc2a10 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000005 RDI: ffff88808d0226d4 RBP: ffff88807a397c30 R08: ffffed100f472f38 R09: ffffed100f472f37 R10: ffff88807a397c40 R11: 0000000000000110 R12: ffff888098bc4c40 R13: ffff8880a3fc2900 R14: ffff88808d022620 R15: 00000000000000e8 FS: 0000555555ffd940(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000200 CR3: 0000000099416000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: tcp_v6_do_rcv+0x6b4/0x11c0 net/ipv6/tcp_ipv6.c:1377 sk_backlog_rcv include/net/sock.h:950 [inline] __release_sock+0x10b/0x330 net/core/sock.c:2418 tcp_close+0x541/0xf20 net/ipv4/tcp.c:2420 inet_release+0xb4/0x1b0 net/ipv4/af_inet.c:431 inet6_release+0x46/0x60 net/ipv6/af_inet6.c:474 __sock_release+0xc2/0x290 net/socket.c:607 sock_close+0x10/0x20 net/socket.c:1279 __fput+0x25a/0x770 fs/file_table.c:280 ____fput+0x9/0x10 fs/file_table.c:313 task_work_run+0x108/0x180 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop+0x1a9/0x200 arch/x86/entry/common.c:168 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline] syscall_return_slowpath arch/x86/entry/common.c:279 [inline] do_syscall_64+0x447/0x530 arch/x86/entry/common.c:304 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x412f61 Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007ffcd0740900 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000412f61 RDX: 0000001b2bd20000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000001 R08: ffffffffffffffff R09: ffffffffffffffff R10: 00007ffcd07409e0 R11: 0000000000000293 R12: 0000000000760830 R13: 000000000000db04 R14: 000000000000db31 R15: 000000000075bf2c Modules linked in: ---[ end trace 0573a67949e2e29f ]--- RIP: 0010:tcp_v6_send_reset+0x195/0xe30 net/ipv6/tcp_ipv6.c:941 Code: 83 e1 01 4d 85 e4 0f 84 4c 02 00 00 48 85 c9 0f 85 f3 02 00 00 48 83 e0 fe 48 ba 00 00 00 00 00 fc ff df 48 89 c1 48 c1 e9 03 <80> 3c 11 00 0f 85 0b 0a 00 00 48 ba 00 00 00 00 00 fc ff df 48 8b RSP: 0018:ffff88807a397b80 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff8880a3fc2a10 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000005 RDI: ffff88808d0226d4 RBP: ffff88807a397c30 R08: ffffed100f472f38 R09: ffffed100f472f37 R10: ffff88807a397c40 R11: 0000000000000110 R12: ffff888098bc4c40 R13: ffff8880a3fc2900 R14: ffff88808d022620 R15: 00000000000000e8 FS: 0000555555ffd940(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000200 CR3: 0000000099416000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400