kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 23911 Comm: syz-executor.4 Not tainted 4.19.60 #33 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:rxrpc_connect_call+0xe0/0x48d0 net/rxrpc/conn_client.c:693 Code: 03 80 3c 18 00 0f 85 a9 40 00 00 48 8b 85 08 ff ff ff 48 8b 18 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 76 40 00 00 48 8b 5b 18 48 8d bb f0 01 00 00 48 sd 0:0:1:0: ioctl_internal_command: ILLEGAL REQUEST asc=0x20 ascq=0x0 RSP: 0018:ffff8880a7bf7660 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000e6bd000 RDX: 0000000000000003 RSI: ffffffff8652c870 RDI: 0000000000000018 RBP: ffff8880a7bf77d0 R08: 00000000006000c0 R09: ffff88808b3cabe0 R10: 0000000000000000 R11: 0000000000000000 R12: ffff888053d45b00 R13: ffff8880639b8720 R14: ffff8880639b8710 R15: ffff8880a7bf78f8 FS: 00007f0373c70700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe7dc98de0 CR3: 00000000a8a85000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kobject: 'loop0' (00000000f5739525): kobject_uevent_env kobject: 'loop0' (00000000f5739525): fill_kobj_path: path = '/devices/virtual/block/loop0' rxrpc_new_client_call+0x8e7/0x1880 net/rxrpc/call_object.c:291 rxrpc_new_client_call_for_sendmsg net/rxrpc/sendmsg.c:595 [inline] rxrpc_do_sendmsg+0xfbe/0x1c8f net/rxrpc/sendmsg.c:651 kobject: 'loop5' (00000000a3db2340): kobject_uevent_env rxrpc_sendmsg+0x4b8/0x5f0 net/rxrpc/af_rxrpc.c:592 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xd7/0x130 net/socket.c:632 ___sys_sendmsg+0x3e2/0x920 net/socket.c:2115 kobject: 'loop5' (00000000a3db2340): fill_kobj_path: path = '/devices/virtual/block/loop5' __sys_sendmmsg+0x1bf/0x4e0 net/socket.c:2210 kobject: 'loop1' (0000000087d7de52): kobject_uevent_env kobject: 'loop1' (0000000087d7de52): fill_kobj_path: path = '/devices/virtual/block/loop1' __do_sys_sendmmsg net/socket.c:2239 [inline] __se_sys_sendmmsg net/socket.c:2236 [inline] __x64_sys_sendmmsg+0x9d/0x100 net/socket.c:2236 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x459829 Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f0373c6fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000459829 RDX: 0000000000000001 RSI: 0000000020005c00 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0373c706d4 R13: 00000000004c6e90 R14: 00000000004dc250 R15: 00000000ffffffff Modules linked in: ---[ end trace 2d6108a474b2324c ]--- kobject: 'loop2' (000000003f64833a): kobject_uevent_env Dev loop0: unable to read RDB block 1 program syz-executor.2 is using a deprecated SCSI ioctl, please convert it to SG_IO RIP: 0010:rxrpc_connect_call+0xe0/0x48d0 net/rxrpc/conn_client.c:693 kobject: 'loop2' (000000003f64833a): fill_kobj_path: path = '/devices/virtual/block/loop2' loop0: AHDI p1 p4 sd 0:0:1:0: ioctl_internal_command: ILLEGAL REQUEST asc=0x20 ascq=0x0 Code: 03 80 3c 18 00 0f 85 a9 40 00 00 48 8b 85 08 ff ff ff 48 8b 18 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 76 40 00 00 48 8b 5b 18 48 8d bb f0 01 00 00 48 loop0: partition table partially beyond EOD, kobject: 'loop5' (00000000a3db2340): kobject_uevent_env kobject: 'loop5' (00000000a3db2340): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (0000000087d7de52): kobject_uevent_env truncated kobject: 'loop1' (0000000087d7de52): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop0' (00000000f5739525): kobject_uevent_env RSP: 0018:ffff8880a7bf7660 EFLAGS: 00010206 kobject: 'loop0' (00000000f5739525): fill_kobj_path: path = '/devices/virtual/block/loop0' program syz-executor.2 is using a deprecated SCSI ioctl, please convert it to SG_IO RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000e6bd000 sd 0:0:1:0: ioctl_internal_command: ILLEGAL REQUEST asc=0x20 ascq=0x0 RDX: 0000000000000003 RSI: ffffffff8652c870 RDI: 0000000000000018 RBP: ffff8880a7bf77d0 R08: 00000000006000c0 R09: ffff88808b3cabe0 loop0: p1 start 4278648832 is beyond EOD, truncated kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access kobject: 'loop0' (00000000f5739525): kobject_uevent_env kobject: 'loop0' (00000000f5739525): fill_kobj_path: path = '/devices/virtual/block/loop0' R10: 0000000000000000 R11: 0000000000000000 R12: ffff888053d45b00 general protection fault: 0000 [#2] PREEMPT SMP KASAN CPU: 1 PID: 24304 Comm: syz-executor.4 Tainted: G D 4.19.60 #33 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:rxrpc_connect_call+0xe0/0x48d0 net/rxrpc/conn_client.c:693 Code: 03 80 3c 18 00 0f 85 a9 40 00 00 48 8b 85 08 ff ff ff 48 8b 18 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 76 40 00 00 48 8b 5b 18 48 8d bb f0 01 00 00 48 RSP: 0018:ffff8880994ef660 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000eabf000 RDX: 0000000000000003 RSI: ffffffff8652c870 RDI: 0000000000000018 RBP: ffff8880994ef7d0 R08: 00000000006000c0 R09: ffffed100b1a19ba R10: ffffed100b1a19b9 R11: ffff888058d0cdcb R12: ffff888053d45680 R13: ffff8880639b8720 R14: ffff888053d45c88 R15: ffff8880994ef8f8 FS: 00007f0373c2e700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa7a2f4a518 CR3: 00000000a8a85000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rxrpc_new_client_call+0x8e7/0x1880 net/rxrpc/call_object.c:291 rxrpc_new_client_call_for_sendmsg net/rxrpc/sendmsg.c:595 [inline] rxrpc_do_sendmsg+0xfbe/0x1c8f net/rxrpc/sendmsg.c:651 rxrpc_sendmsg+0x4b8/0x5f0 net/rxrpc/af_rxrpc.c:592 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xd7/0x130 net/socket.c:632 ___sys_sendmsg+0x3e2/0x920 net/socket.c:2115 __sys_sendmmsg+0x1bf/0x4e0 net/socket.c:2210 __do_sys_sendmmsg net/socket.c:2239 [inline] __se_sys_sendmmsg net/socket.c:2236 [inline] __x64_sys_sendmmsg+0x9d/0x100 net/socket.c:2236 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x459829 Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f0373c2dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000459829 RDX: 0000000000000001 RSI: 0000000020005c00 RDI: 0000000000000003 RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0373c2e6d4 R13: 00000000004c6e90 R14: 00000000004dc250 R15: 00000000ffffffff Modules linked in: kobject: 'loop2' (000000003f64833a): kobject_uevent_env kobject: 'loop2' (000000003f64833a): fill_kobj_path: path = '/devices/virtual/block/loop2' R13: ffff8880639b8720 R14: ffff8880639b8710 R15: ffff8880a7bf78f8 FS: 00007f0373c70700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd84296f6f0 CR3: 00000000a8a85000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400