binder: 19126:19128 ioctl c018620b 0 returned -14 binder: 19128 RLIMIT_NICE not set 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: 16313 Comm: kworker/0:1 Not tainted 4.20.0-rc6+ #371 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events smc_tcp_listen_work RIP: 0010:kernel_accept+0x5a/0x310 net/socket.c:3245 Code: 48 c1 ea 03 80 3c 02 00 0f 85 4a 02 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5d 20 48 8d bb 50 03 00 00 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 14 02 00 00 48 8d 7b 10 0f b6 RSP: 0018:ffff8881bdc775b0 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff1103131d519 RDX: 000000000000006a RSI: ffffffff8623a7bf RDI: 0000000000000350 RBP: ffff8881bdc775e0 R08: ffff8881898ea8c8 R09: 0000000000000006 R10: 0000000000000000 R11: ffff8881898ea000 R12: ffff8881bdc77690 R13: ffff8880a633fac0 R14: 0000000000000000 R15: ffff8881ba9c9578 FS: 0000000000000000(0000) GS:ffff8881dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f323000 CR3: 00000001d2e7d000 CR4: 00000000001426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: smc_clcsock_accept net/smc/af_smc.c:837 [inline] smc_tcp_listen_work+0x218/0x11c0 net/smc/af_smc.c:1305 process_one_work+0xc90/0x1c40 kernel/workqueue.c:2153 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 Modules linked in: binder: release 19126:19139 transaction 409 out, still active ip6_tunnel: ip6tnl1 xmit: Local address not yet configured! kobject: 'kvm' (00000000e0f60ff0): kobject_uevent_env kobject: 'kvm' (00000000e0f60ff0): fill_kobj_path: path = '/devices/virtual/misc/kvm' binder: send failed reply for transaction 409, target dead kobject: 'loop0' (000000009a7f2bf0): kobject_uevent_env kobject: 'loop0' (000000009a7f2bf0): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: 19148:19149 ioctl c018620b 0 returned -14 binder: 19154:19155 ioctl c018620b 0 returned -14 binder: 19149 RLIMIT_NICE not set binder: 19155 RLIMIT_NICE not set binder: release 19148:19159 transaction 413 out, still active binder: BINDER_SET_CONTEXT_MGR already set binder: 19154:19160 ioctl 40046207 0 returned -16 binder: send failed reply for transaction 413, target dead kobject: 'loop0' (000000009a7f2bf0): kobject_uevent_env binder: 19154:19160 transaction failed 29189/-22, size 24-8 line 2834 kobject: 'loop0' (000000009a7f2bf0): fill_kobj_path: path = '/devices/virtual/block/loop0' binder: 19154:19160 Release 1 refcount change on invalid ref 1 ret -22 binder: 19154:19160 BC_ACQUIRE_DONE u0000000000000000 no match ---[ end trace e38389530f37d725 ]--- kobject: 'kvm' (00000000e0f60ff0): kobject_uevent_env RIP: 0010:kernel_accept+0x5a/0x310 net/socket.c:3245 kobject: 'kvm' (00000000e0f60ff0): fill_kobj_path: path = '/devices/virtual/misc/kvm' Code: 48 c1 ea 03 80 3c 02 00 0f 85 4a 02 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5d 20 48 8d bb 50 03 00 00 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 14 02 00 00 48 8d 7b 10 0f b6 RSP: 0018:ffff8881bdc775b0 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff1103131d519 RDX: 000000000000006a RSI: ffffffff8623a7bf RDI: 0000000000000350 RBP: ffff8881bdc775e0 R08: ffff8881898ea8c8 R09: 0000000000000006 R10: 0000000000000000 R11: ffff8881898ea000 R12: ffff8881bdc77690 R13: ffff8880a633fac0 R14: 0000000000000000 R15: ffff8881ba9c9578 FS: 0000000000000000(0000) GS:ffff8881dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa0bcf26000 CR3: 00000001d2e7d000 CR4: 00000000001426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400