kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access mmap: syz-executor.1 (22204) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.rst. general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 22176 Comm: syz-executor.4 Not tainted 4.19.86-syzkaller #0 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_done include/crypto/scatterwalk.h:106 [inline] RIP: 0010:gcmaes_crypt_by_sg.constprop.0+0xde2/0x1850 arch/x86/crypto/aesni-intel_glue.c:868 Code: 82 f3 f9 ff ff e8 7e 52 35 00 4c 89 f7 e8 b6 1c eb 01 48 8d 78 08 49 89 c6 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e a5 09 00 00 41 8b 46 08 89 84 RSP: 0018:ffff888092847230 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000099 RCX: ffffc9000a281000 RDX: 0000000000000001 RSI: ffffffff8320ea3b RDI: 0000000000000008 RBP: ffff888092847570 R08: ffff8880909641c0 R09: 000000000000000d audit: type=1800 audit(1574728337.041:905): pid=22195 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op=collect_data cause=failed(directio) comm="syz-executor.1" name="bus" dev="sda1" ino=16636 res=0 R10: ffff88802a000700 R11: 0000000000000010 R12: 0000000000000000 R13: 0000000000000099 R14: 0000000000000000 R15: 000000000000006c FS: 00007f3453a26700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa248892010 CR3: 000000004874b000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: gcmaes_encrypt.constprop.0+0x62a/0xd90 arch/x86/crypto/aesni-intel_glue.c:932 generic_gcmaes_encrypt+0x108/0x160 arch/x86/crypto/aesni-intel_glue.c:1297 crypto_aead_encrypt include/crypto/aead.h:335 [inline] gcmaes_wrapper_encrypt+0x15f/0x200 arch/x86/crypto/aesni-intel_glue.c:1130 crypto_aead_encrypt include/crypto/aead.h:335 [inline] tls_do_encryption net/tls/tls_sw.c:193 [inline] tls_push_record+0x9c0/0x13a0 net/tls/tls_sw.c:228 tls_sw_sendpage+0x538/0xd50 net/tls/tls_sw.c:585 inet_sendpage+0x168/0x630 net/ipv4/af_inet.c:815 kernel_sendpage+0x92/0xf0 net/socket.c:3377 sock_sendpage+0x8b/0xc0 net/socket.c:847 pipe_to_sendpage+0x296/0x360 fs/splice.c:452 splice_from_pipe_feed fs/splice.c:503 [inline] __splice_from_pipe+0x391/0x7d0 fs/splice.c:627 splice_from_pipe+0x108/0x170 fs/splice.c:662 generic_splice_sendpage+0x3c/0x50 fs/splice.c:833 do_splice_from fs/splice.c:852 [inline] do_splice+0x642/0x12c0 fs/splice.c:1148 __do_sys_splice fs/splice.c:1415 [inline] __se_sys_splice fs/splice.c:1395 [inline] __x64_sys_splice+0x2c6/0x330 fs/splice.c:1395 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45a639 Code: ad b6 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f3453a25c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000113 RAX: ffffffffffffffda RBX: 00007f3453a25c90 RCX: 000000000045a639 RDX: 0000000000000005 RSI: 0000000000000000 RDI: 0000000000000004 RBP: 000000000075bf20 R08: 0000000100000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3453a266d4 R13: 00000000004ca797 R14: 00000000004e1bd8 R15: 0000000000000006 Modules linked in: ---[ end trace e50f03ffe3db7ba8 ]--- RIP: 0010:scatterwalk_start include/crypto/scatterwalk.h:73 [inline] RIP: 0010:scatterwalk_pagedone include/crypto/scatterwalk.h:98 [inline] RIP: 0010:scatterwalk_done include/crypto/scatterwalk.h:106 [inline] RIP: 0010:gcmaes_crypt_by_sg.constprop.0+0xde2/0x1850 arch/x86/crypto/aesni-intel_glue.c:868 Code: 82 f3 f9 ff ff e8 7e 52 35 00 4c 89 f7 e8 b6 1c eb 01 48 8d 78 08 49 89 c6 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e a5 09 00 00 41 8b 46 08 89 84 RSP: 0018:ffff888092847230 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000099 RCX: ffffc9000a281000 RDX: 0000000000000001 RSI: ffffffff8320ea3b RDI: 0000000000000008 RBP: ffff888092847570 R08: ffff8880909641c0 R09: 000000000000000d R10: ffff88802a000700 R11: 0000000000000010 R12: 0000000000000000 R13: 0000000000000099 R14: 0000000000000000 R15: 000000000000006c FS: 00007f3453a26700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa248892010 CR3: 000000004874b000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400