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: 10146 Comm: syz-executor.1 Not tainted 4.19.61 #35 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:ffff8880966df660 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90008088000 RDX: 0000000000000003 RSI: ffffffff86557ea0 RDI: 0000000000000018 RBP: ffff8880966df7d0 R08: 00000000006000c0 R09: ffff888080ca8ca0 R10: 0000000000000000 R11: 0000000000000000 R12: ffff888064229b40 R13: ffff888090590520 R14: ffff888090590510 R15: ffff8880966df8f8 FS: 00007f6f8d356700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2f4b119df8 CR3: 000000009056a000 CR4: 00000000001406e0 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:00007f6f8d355c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000459829 RDX: 0000000000000001 RSI: 0000000020005c00 RDI: 0000000000000005 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6f8d3566d4 R13: 00000000004c6fe8 R14: 00000000004dc518 R15: 00000000ffffffff Modules linked in: kobject: 'loop0' (0000000007a93908): kobject_uevent_env kobject: 'loop0' (0000000007a93908): fill_kobj_path: path = '/devices/virtual/block/loop0' ---[ end trace bccdbf3ed8ff4f59 ]--- 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 kobject: 'loop3' (00000000a2b51e12): kobject_uevent_env kauditd_printk_skb: 212 callbacks suppressed audit: type=1400 audit(1564193886.826:20451): avc: denied { map } for pid=10245 comm="blkid" path="/sbin/blkid" dev="sda1" ino=16128 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: 'loop3' (00000000a2b51e12): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (00000000385868b0): kobject_uevent_env kobject: 'loop5' (00000000c75c6dc7): kobject_uevent_env kobject: 'loop5' (00000000c75c6dc7): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'kvm' (00000000385868b0): fill_kobj_path: path = '/devices/virtual/misc/kvm' RSP: 0018:ffff8880966df660 EFLAGS: 00010206 audit: type=1400 audit(1564193886.856:20452): avc: denied { map } for pid=10245 comm="blkid" path="/lib/x86_64-linux-gnu/ld-2.13.so" dev="sda1" ino=2668 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90008088000 kobject: 'loop2' (00000000d3f59948): kobject_uevent_env RDX: 0000000000000003 RSI: ffffffff86557ea0 RDI: 0000000000000018 kobject: 'kvm' (00000000385868b0): kobject_uevent_env RBP: ffff8880966df7d0 R08: 00000000006000c0 R09: ffff888080ca8ca0 kobject: 'loop2' (00000000d3f59948): fill_kobj_path: path = '/devices/virtual/block/loop2' audit: type=1400 audit(1564193886.856:20453): avc: denied { map } for pid=10245 comm="blkid" path="/lib/x86_64-linux-gnu/ld-2.13.so" dev="sda1" ino=2668 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: 'kvm' (00000000385868b0): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop4' (00000000810eb51c): kobject_uevent_env R10: 0000000000000000 R11: 0000000000000000 R12: ffff888064229b40 audit: type=1400 audit(1564193886.856:20454): avc: denied { map } for pid=10245 comm="blkid" path="/etc/ld.so.cache" dev="sda1" ino=2251 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 R13: ffff888090590520 R14: ffff888090590510 R15: ffff8880966df8f8 kobject: 'loop4' (00000000810eb51c): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'kvm' (00000000385868b0): kobject_uevent_env FS: 00007f6f8d356700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 audit: type=1400 audit(1564193886.906:20455): avc: denied { map } for pid=10245 comm="blkid" path="/lib/x86_64-linux-gnu/libblkid.so.1.1.0" dev="sda1" ino=2825 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: 'kvm' (00000000385868b0): fill_kobj_path: path = '/devices/virtual/misc/kvm' CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc81892f000 CR3: 000000009056a000 CR4: 00000000001426f0 kobject: 'kvm' (00000000385868b0): kobject_uevent_env audit: type=1400 audit(1564193886.906:20456): avc: denied { map } for pid=10245 comm="blkid" path="/lib/x86_64-linux-gnu/libblkid.so.1.1.0" dev="sda1" ino=2825 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 kobject: 'kvm' (00000000385868b0): fill_kobj_path: path = '/devices/virtual/misc/kvm' audit: type=1400 audit(1564193886.946:20457): avc: denied { map } for pid=10245 comm="blkid" path="/lib/x86_64-linux-gnu/libc-2.13.so" dev="sda1" ino=2784 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1