Warning: Permanently added '10.128.0.203' (ECDSA) to the list of known hosts. executing program executing program executing program executing program syzkaller login: [ 52.689901][ T8023] ================================================================== [ 52.698165][ T8023] BUG: KASAN: null-ptr-deref in llcp_sock_getname+0x24b/0x3c0 [ 52.698984][ T8031] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 52.705655][ T8023] Read of size 1 at addr 0000000000000000 by task syz-executor300/8023 [ 52.713432][ T8031] #PF: supervisor read access in kernel mode [ 52.721639][ T8023] [ 52.721651][ T8023] CPU: 0 PID: 8023 Comm: syz-executor300 Not tainted 5.4.0-rc5+ #0 [ 52.727606][ T8031] #PF: error_code(0x0000) - not-present page [ 52.729908][ T8023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.737767][ T8031] PGD a8c34067 P4D a8c34067 PUD 9c73f067 PMD 0 [ 52.743722][ T8023] Call Trace: [ 52.753752][ T8031] Oops: 0000 [#1] PREEMPT SMP KASAN [ 52.759978][ T8023] dump_stack+0x1d8/0x2f8 [ 52.763224][ T8031] CPU: 1 PID: 8031 Comm: syz-executor300 Not tainted 5.4.0-rc5+ #0 [ 52.768404][ T8023] __kasan_report+0x169/0x1c0 [ 52.772691][ T8031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.780553][ T8023] ? llcp_sock_getname+0x24b/0x3c0 [ 52.785211][ T8031] RIP: 0010:memcpy_erms+0x6/0x10 [ 52.795256][ T8023] ? __local_bh_enable_ip+0x13a/0x240 [ 52.800338][ T8031] Code: 90 90 90 90 eb 1e 0f 1f 00 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 a4 c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 fe [ 52.805269][ T8023] ? llcp_sock_getname+0x24b/0x3c0 [ 52.810608][ T8031] RSP: 0018:ffff888091d77db0 EFLAGS: 00010256 [ 52.830203][ T8023] kasan_report+0x26/0x50 [ 52.835287][ T8031] RAX: ffff888091d77e42 RBX: 0000000000000001 RCX: 0000000000000001 [ 52.841329][ T8023] ? __local_bh_enable_ip+0x13a/0x240 [ 52.845632][ T8031] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff888091d77e42 [ 52.853610][ T8023] check_memory_region+0x2cf/0x2e0 [ 52.859032][ T8031] RBP: ffff888091d77dd8 R08: dffffc0000000000 R09: ffffed10123aefc9 [ 52.866986][ T8023] ? llcp_sock_getname+0x24b/0x3c0 [ 52.872063][ T8031] R10: ffffed10123aefc9 R11: 0000000000000000 R12: ffffffff87616a0b [ 52.880018][ T8023] memcpy+0x28/0x60 [ 52.885088][ T8031] R13: 00000000000000ff R14: 0000000000000000 R15: ffff888091d77e42 [ 52.885099][ T8031] FS: 0000000001528880(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 52.893047][ T8023] llcp_sock_getname+0x24b/0x3c0 [ 52.896846][ T8031] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.896854][ T8031] CR2: 0000000000000000 CR3: 000000009698e000 CR4: 00000000001406e0 [ 52.904803][ T8023] __sys_getpeername+0x1b4/0x280 [ 52.913698][ T8031] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.918622][ T8023] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 52.925168][ T8031] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.933117][ T8023] __x64_sys_getpeername+0x7b/0x90 [ 52.938044][ T8031] Call Trace: [ 52.946047][ T8023] do_syscall_64+0xf7/0x1c0 [ 52.951725][ T8031] ? memcpy+0x49/0x60 [ 52.959680][ T8023] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 52.964760][ T8031] llcp_sock_getname+0x24b/0x3c0 [ 52.968013][ T8023] RIP: 0033:0x4412b9 [ 52.972496][ T8031] __sys_getpeername+0x1b4/0x280 [ 52.976453][ T8023] Code: e8 ac e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 eb 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.982328][ T8031] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 52.987230][ T8023] RSP: 002b:00007fff74c714c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000034 [ 52.991100][ T8031] __x64_sys_getpeername+0x7b/0x90 [ 52.996004][ T8023] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004412b9 [ 53.015582][ T8031] do_syscall_64+0xf7/0x1c0 [ 53.021270][ T8023] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 53.029661][ T8031] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.034744][ T8023] RBP: 00000000006cb018 R08: 00000000004002c8 R09: 00000000004002c8 [ 53.042688][ T8031] RIP: 0033:0x4412b9 [ 53.047155][ T8023] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000402030 [ 53.055102][ T8031] Code: e8 ac e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 eb 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.060969][ T8023] R13: 00000000004020c0 R14: 0000000000000000 R15: 0000000000000000 [ 53.068915][ T8031] RSP: 002b:00007fff74c714c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000034 [ 53.072782][ T8023] ================================================================== [ 53.080816][ T8031] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004412b9 [ 53.132691][ T8031] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 executing program executing program executing program executing program [ 53.140662][ T8031] RBP: 00000000006cb018 R08: 00000000004002c8 R09: 00000000004002c8 [ 53.148608][ T8031] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000402030 [ 53.156554][ T8031] R13: 00000000004020c0 R14: 0000000000000000 R15: 0000000000000000 [ 53.164504][ T8031] Modules linked in: [ 53.168464][ T8031] CR2: 0000000000000000 [ 53.172613][ T8029] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 53.181290][ T8031] ---[ end trace efacc707a0422cd0 ]--- executing program executing program executing program [ 53.185446][ T8029] #PF: supervisor read access in kernel mode [ 53.185452][ T8029] #PF: error_code(0x0000) - not-present page [ 53.185457][ T8029] PGD a2571067 P4D a2571067 PUD 92763067 PMD 0 [ 53.194588][ T8031] RIP: 0010:memcpy_erms+0x6/0x10 [ 53.196864][ T8029] Oops: 0000 [#2] PREEMPT SMP KASAN [ 53.196877][ T8029] CPU: 0 PID: 8029 Comm: syz-executor300 Tainted: G B D 5.4.0-rc5+ #0 [ 53.196881][ T8029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 executing program executing program [ 53.196894][ T8029] RIP: 0010:memcpy_erms+0x6/0x10 [ 53.207192][ T8031] Code: 90 90 90 90 eb 1e 0f 1f 00 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 a4 c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 fe [ 53.209058][ T8029] Code: 90 90 90 90 eb 1e 0f 1f 00 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 a4 c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 fe [ 53.209063][ T8029] RSP: 0018:ffff888091797db0 EFLAGS: 00010256 executing program executing program executing program executing program [ 53.209071][ T8029] RAX: ffff888091797e42 RBX: 0000000000000001 RCX: 0000000000000001 [ 53.209076][ T8029] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff888091797e42 [ 53.209086][ T8029] RBP: ffff888091797dd8 R08: dffffc0000000000 R09: ffffed10122f2fc9 [ 53.217786][ T8031] RSP: 0018:ffff888091d77db0 EFLAGS: 00010256 [ 53.219169][ T8029] R10: ffffed10122f2fc9 R11: 0000000000000000 R12: ffffffff87616a0b [ 53.219175][ T8029] R13: 00000000000000ff R14: 0000000000000000 R15: ffff888091797e42 executing program executing program executing program executing program executing program executing program [ 53.219183][ T8029] FS: 0000000001528880(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 53.219188][ T8029] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.219197][ T8029] CR2: 0000000000000000 CR3: 000000009a340000 CR4: 00000000001406f0 [ 53.232457][ T8031] RAX: ffff888091d77e42 RBX: 0000000000000001 RCX: 0000000000000001 [ 53.238488][ T8029] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.238494][ T8029] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.238499][ T8029] Call Trace: [ 53.238521][ T8029] ? memcpy+0x49/0x60 executing program [ 53.247580][ T8031] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff888091d77e42 [ 53.263024][ T8029] llcp_sock_getname+0x24b/0x3c0 [ 53.263035][ T8029] __sys_getpeername+0x1b4/0x280 [ 53.263051][ T8029] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 53.263071][ T8029] ? trace_hardirqs_off_caller+0x58/0x80 [ 53.286830][ T8031] RBP: ffff888091d77dd8 R08: dffffc0000000000 R09: ffffed10123aefc9 [ 53.288713][ T8029] __x64_sys_getpeername+0x7b/0x90 [ 53.288730][ T8029] do_syscall_64+0xf7/0x1c0 [ 53.300824][ T8031] R10: ffffed10123aefc9 R11: 0000000000000000 R12: ffffffff87616a0b [ 53.304636][ T8029] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.304646][ T8029] RIP: 0033:0x4412b9 [ 53.304657][ T8029] Code: e8 ac e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 eb 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.304661][ T8029] RSP: 002b:00007fff74c714c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000034 [ 53.304675][ T8029] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004412b9 [ 53.316990][ T8031] R13: 00000000000000ff R14: 0000000000000000 R15: ffff888091d77e42 [ 53.318687][ T8029] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 53.318693][ T8029] RBP: 00000000006cb018 R08: 00000000004002c8 R09: 00000000004002c8 [ 53.318698][ T8029] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000402030 [ 53.318703][ T8029] R13: 00000000004020c0 R14: 0000000000000000 R15: 0000000000000000 [ 53.318714][ T8029] Modules linked in: [ 53.330480][ T8031] FS: 0000000001528880(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 53.334617][ T8029] CR2: 0000000000000000 [ 53.338938][ T8029] ---[ end trace efacc707a0422cd1 ]--- [ 53.355426][ T8031] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.363029][ T8045] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 53.367678][ T8031] CR2: 00000000004bf7c8 CR3: 000000009698e000 CR4: 00000000001406e0 [ 53.374095][ T8045] #PF: supervisor read access in kernel mode [ 53.374100][ T8045] #PF: error_code(0x0000) - not-present page [ 53.374105][ T8045] PGD 98107067 P4D 98107067 PUD 907b6067 PMD 0 [ 53.374121][ T8045] Oops: 0000 [#3] PREEMPT SMP KASAN [ 53.374133][ T8045] CPU: 0 PID: 8045 Comm: syz-executor300 Tainted: G B D 5.4.0-rc5+ #0 [ 53.374137][ T8045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.374154][ T8045] RIP: 0010:memcpy_erms+0x6/0x10 [ 53.374163][ T8045] Code: 90 90 90 90 eb 1e 0f 1f 00 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 a4 c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 fe [ 53.374167][ T8045] RSP: 0018:ffff888098d77db0 EFLAGS: 00010256 [ 53.374174][ T8045] RAX: ffff888098d77e42 RBX: 0000000000000001 RCX: 0000000000000001 [ 53.374178][ T8045] RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff888098d77e42 [ 53.374183][ T8045] RBP: ffff888098d77dd8 R08: dffffc0000000000 R09: ffffed10131aefc9 [ 53.374187][ T8045] R10: ffffed10131aefc9 R11: 0000000000000000 R12: ffffffff87616a0b [ 53.374192][ T8045] R13: 00000000000000ff R14: 0000000000000000 R15: ffff888098d77e42 [ 53.374199][ T8045] FS: 0000000001528880(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 53.374204][ T8045] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.374209][ T8045] CR2: 0000000000000000 CR3: 00000000a3c0f000 CR4: 00000000001406f0 [ 53.374217][ T8045] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.374221][ T8045] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.374223][ T8045] Call Trace: [ 53.374232][ T8045] ? memcpy+0x49/0x60 [ 53.374247][ T8045] llcp_sock_getname+0x24b/0x3c0 [ 53.387242][ T8031] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.389475][ T8045] __sys_getpeername+0x1b4/0x280 [ 53.389495][ T8045] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 53.401681][ T8031] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.402372][ T8045] ? trace_hardirqs_off_caller+0x58/0x80 [ 53.402386][ T8045] __x64_sys_getpeername+0x7b/0x90 [ 53.407783][ T8031] Kernel panic - not syncing: Fatal exception [ 53.412996][ T8045] do_syscall_64+0xf7/0x1c0 [ 53.787517][ T8045] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.793389][ T8045] RIP: 0033:0x4412b9 [ 53.797263][ T8045] Code: e8 ac e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 eb 08 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.816874][ T8045] RSP: 002b:00007fff74c714c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000034 [ 53.825273][ T8045] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004412b9 [ 53.833310][ T8045] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 53.841261][ T8045] RBP: 000000000000d022 R08: 00000000004002c8 R09: 00000000004002c8 [ 53.849208][ T8045] R10: 00000000004002c8 R11: 0000000000000246 R12: 0000000000402030 [ 53.857158][ T8045] R13: 00000000004020c0 R14: 0000000000000000 R15: 0000000000000000 [ 53.865118][ T8045] Modules linked in: [ 53.868996][ T8045] CR2: 0000000000000000 [ 53.874400][ T8031] Kernel Offset: disabled [ 53.878748][ T8031] Rebooting in 86400 seconds..