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: 0 PID: 10244 Comm: syz-executor2 Not tainted 5.0.0-rc3+ #39 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:rxrpc_connect_call+0x1a3/0x5130 net/rxrpc/conn_client.c:690 Code: fa 4c 89 f0 48 c1 e8 03 80 3c 18 00 0f 85 01 46 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 1e 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 07 46 00 00 48 8b 5b 18 48 8d bb f0 01 00 00 48 RSP: 0018:ffff888098546e90 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90008603000 RDX: 0000000000000003 RSI: ffffffff873650fa RDI: 0000000000000018 RBP: ffff8880985473a8 R08: 00000000006000c0 R09: ffff88802c97cda0 R10: ffff88802c97c500 R11: 0000000000000000 R12: ffff88803824fb40 R13: ffff88805cab9720 R14: ffff8880985476c8 R15: ffff88803824fcc8 FS: 0000000000000000(0000) GS:ffff8880ae600000(0063) knlGS:00000000f5dc5b40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00007f418f232028 CR3: 0000000034c93000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rxrpc_new_client_call+0xb0b/0x1e50 net/rxrpc/call_object.c:291 rxrpc_new_client_call_for_sendmsg net/rxrpc/sendmsg.c:593 [inline] rxrpc_do_sendmsg+0x16df/0x27ad net/rxrpc/sendmsg.c:649 rxrpc_sendmsg+0x4b8/0x5f0 net/rxrpc/af_rxrpc.c:556 sock_sendmsg_nosec net/socket.c:621 [inline] sock_sendmsg+0xdd/0x130 net/socket.c:631 ___sys_sendmsg+0x409/0x910 net/socket.c:2116 __sys_sendmmsg+0x3bc/0x730 net/socket.c:2204 __compat_sys_sendmmsg net/compat.c:771 [inline] __do_compat_sys_sendmmsg net/compat.c:778 [inline] __se_compat_sys_sendmmsg net/compat.c:775 [inline] __ia32_compat_sys_sendmmsg+0x9f/0x100 net/compat.c:775 do_syscall_32_irqs_on arch/x86/entry/common.c:326 [inline] do_fast_syscall_32+0x333/0xf98 arch/x86/entry/common.c:397 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139 RIP: 0023:0xf7fc9869 Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 14 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 002b:00000000f5dc50cc EFLAGS: 00000296 ORIG_RAX: 0000000000000159 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020005c00 RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: kobject: 'loop3' (0000000097295fc2): kobject_uevent_env ---[ end trace 6b200a132fe2ed5f ]--- RIP: 0010:rxrpc_connect_call+0x1a3/0x5130 net/rxrpc/conn_client.c:690 kobject: 'loop3' (0000000097295fc2): fill_kobj_path: path = '/devices/virtual/block/loop3' Code: fa 4c 89 f0 48 c1 e8 03 80 3c 18 00 0f 85 01 46 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 1e 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 07 46 00 00 48 8b 5b 18 48 8d bb f0 01 00 00 48 kobject: 'loop1' (00000000d4af4e32): kobject_uevent_env kobject: 'loop1' (00000000d4af4e32): fill_kobj_path: path = '/devices/virtual/block/loop1' RSP: 0018:ffff888098546e90 EFLAGS: 00010206 kobject: 'loop0' (000000006ce3d767): kobject_uevent_env RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90008603000 kobject: 'loop0' (000000006ce3d767): fill_kobj_path: path = '/devices/virtual/block/loop0' RDX: 0000000000000003 RSI: ffffffff873650fa RDI: 0000000000000018 kobject: 'loop5' (00000000168c5cdf): kobject_uevent_env kobject: 'loop5' (00000000168c5cdf): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (000000006ce3d767): kobject_uevent_env kobject: 'loop0' (000000006ce3d767): fill_kobj_path: path = '/devices/virtual/block/loop0' RBP: ffff8880985473a8 R08: 00000000006000c0 R09: ffff88802c97cda0 kasan: CONFIG_KASAN_INLINE enabled R10: ffff88802c97c500 R11: 0000000000000000 R12: ffff88803824fb40 kasan: GPF could be caused by NULL-ptr deref or user memory access R13: ffff88805cab9720 R14: ffff8880985476c8 R15: ffff88803824fcc8 general protection fault: 0000 [#2] PREEMPT SMP KASAN kobject: 'loop1' (00000000d4af4e32): kobject_uevent_env CPU: 0 PID: 10275 Comm: syz-executor2 Tainted: G D 5.0.0-rc3+ #39 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:rxrpc_connect_call+0x1a3/0x5130 net/rxrpc/conn_client.c:690 Code: fa 4c 89 f0 48 c1 e8 03 80 3c 18 00 0f 85 01 46 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 1e 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 07 46 00 00 48 8b 5b 18 48 8d bb f0 01 00 00 48 kobject: 'loop1' (00000000d4af4e32): fill_kobj_path: path = '/devices/virtual/block/loop1' RSP: 0018:ffff888094ab6e90 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000a0e6000 RDX: 0000000000000003 RSI: ffffffff873650fa RDI: 0000000000000018 RBP: ffff888094ab73a8 R08: 00000000006000c0 R09: ffffed100b11f23a FS: 0000000000000000(0000) GS:ffff8880ae700000(0063) knlGS:00000000f5dc5b40 R10: ffffed100b11f239 R11: ffff8880588f91cb R12: ffff88803824f6c0 R13: ffff88805cab9720 R14: ffff888094ab76c8 R15: ffff88803824f848 FS: 0000000000000000(0000) GS:ffff8880ae600000(0063) knlGS:00000000f5d83b40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 0000000008460461 CR3: 0000000034c93000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00007f9609376518 CR3: 0000000034c93000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400