CR3 = 0x0000000000000000 RSP = 0x0000000000000000 RIP = 0x0000000000000000 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access RFLAGS=0x0001a202 DR7 = 0x0000000000000400 general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 4491 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #261 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:scatterwalk_start include/crypto/scatterwalk.h:73 [inline] RIP: 0010:scatterwalk_pagedone include/crypto/scatterwalk.h:98 [inline] RIP: 0010:scatterwalk_copychunks+0x4b7/0x660 crypto/scatterwalk.c:55 Code: 4c 89 f0 48 c1 e8 03 80 3c 08 00 0f 85 2b 01 00 00 49 8d 45 08 4d 89 2e 48 bf 00 00 00 00 00 fc ff df 48 89 45 b0 48 c1 e8 03 <0f> b6 04 38 84 c0 74 08 3c 03 0f 8e f4 00 00 00 48 8b 45 c8 45 8b RSP: 0018:ffff88018a50ed90 EFLAGS: 00010202 RAX: 0000000000000001 RBX: 000000000000001e RCX: dffffc0000000000 RDX: 0000000000040000 RSI: ffffffff8388dc62 RDI: dffffc0000000000 RBP: ffff88018a50edf0 R08: ffff880184eca400 R09: ffffed00311be001 R10: ffffed00311be003 R11: ffff880188df001d R12: 000000000000001e R13: 0000000000000000 R14: ffff88018a50ee38 R15: 0000000000000001 FS: 00007f55f73fe700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000706158 CR3: 00000001b7824000 CR4: 00000000001426e0 Call Trace: scatterwalk_map_and_copy+0x1df/0x2c0 crypto/scatterwalk.c:72 gcmaes_crypt_by_sg+0x1246/0x2110 arch/x86/crypto/aesni-intel_glue.c:908 gcmaes_encrypt.constprop.15+0x7d7/0x1190 arch/x86/crypto/aesni-intel_glue.c:929 generic_gcmaes_encrypt+0x12d/0x186 arch/x86/crypto/aesni-intel_glue.c:1294 crypto_aead_encrypt include/crypto/aead.h:335 [inline] gcmaes_wrapper_encrypt+0x162/0x200 arch/x86/crypto/aesni-intel_glue.c:1127 crypto_aead_encrypt include/crypto/aead.h:335 [inline] tls_do_encryption net/tls/tls_sw.c:193 [inline] tls_push_record+0x9ca/0x1480 net/tls/tls_sw.c:228 tls_sw_sendpage+0x5fb/0xef0 net/tls/tls_sw.c:583 inet_sendpage+0x1de/0x740 net/ipv4/af_inet.c:815 kernel_sendpage+0x93/0xf0 net/socket.c:3327 sock_sendpage+0x8c/0xc0 net/socket.c:846 pipe_to_sendpage+0x2d0/0x400 fs/splice.c:452 splice_from_pipe_feed fs/splice.c:503 [inline] __splice_from_pipe+0x38b/0x7c0 fs/splice.c:627 splice_from_pipe+0x1ec/0x340 fs/splice.c:662 generic_splice_sendpage+0x3c/0x50 fs/splice.c:833 do_splice_from fs/splice.c:852 [inline] do_splice+0x64a/0x1430 fs/splice.c:1148 __do_sys_splice fs/splice.c:1415 [inline] __se_sys_splice fs/splice.c:1395 [inline] __x64_sys_splice+0x2c1/0x330 fs/splice.c:1395 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457579 Code: 1d b4 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 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f55f73fdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000113 RAX: ffffffffffffffda RBX: 00007f55f73fdc90 RCX: 0000000000457579 RDX: 0000000000000004 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000008 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f55f73fe6d4 R13: 00000000004c4f63 R14: 00000000004d7a40 R15: 0000000000000006 Modules linked in: kobject: 'loop1' (00000000288b76c5): kobject_uevent_env ---[ end trace 72fb8c77c751cc46 ]--- kobject: 'loop1' (00000000288b76c5): fill_kobj_path: path = '/devices/virtual/block/loop1' RIP: 0010:scatterwalk_start include/crypto/scatterwalk.h:73 [inline] RIP: 0010:scatterwalk_pagedone include/crypto/scatterwalk.h:98 [inline] RIP: 0010:scatterwalk_copychunks+0x4b7/0x660 crypto/scatterwalk.c:55 Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 Code: 4c 89 f0 48 c1 e8 03 80 3c 08 00 0f 85 2b 01 00 00 49 8d 45 08 4d 89 2e 48 bf 00 00 00 00 00 fc ff df 48 89 45 b0 48 c1 e8 03 <0f> b6 04 38 84 c0 74 08 3c 03 0f 8e f4 00 00 00 48 8b 45 c8 45 8b CS: sel=0xf000, attr=0x0009b, limit=0x0000ffff, base=0x00000000ffff0000 DS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 RSP: 0018:ffff88018a50ed90 EFLAGS: 00010202 SS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 RAX: 0000000000000001 RBX: 000000000000001e RCX: dffffc0000000000 ES: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 RDX: 0000000000040000 RSI: ffffffff8388dc62 RDI: dffffc0000000000 FS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 RBP: ffff88018a50edf0 R08: ffff880184eca400 R09: ffffed00311be001 GS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 GDTR: limit=0x0000ffff, base=0x0000000000000000 LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 IDTR: limit=0x0000ffff, base=0x0000000000000000 TR: sel=0x0000, attr=0x0008b, limit=0x0000ffff, base=0x0000000000000000 R10: ffffed00311be003 R11: ffff880188df001d R12: 000000000000001e EFER = 0x0000000000000000 PAT = 0x0007040600070406 R13: 0000000000000000 R14: ffff88018a50ee38 R15: 0000000000000001 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 FS: 00007f55f73fe700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 *** Host State *** CR2: 0000000001b857d0 CR3: 00000001b7824000 CR4: 00000000001426e0 RIP = 0xffffffff812108be RSP = 0xffff8801b9237350