bisecting fixing commit since dce0f88600e49746b4bda873965b671a23ff4313
building syzkaller on ada108d08bee29122bf15427630464265c555cbc
testing commit dce0f88600e49746b4bda873965b671a23ff4313 with gcc (GCC) 8.1.0
kernel signature: 2ba911dddd1f663ed21380d9da7e38909087eb8894d7616b4459e55a53d539d7
run #0: crashed: KASAN: use-after-free Write in tls_push_record
run #1: crashed: KASAN: use-after-free Write in tls_push_record
run #2: crashed: KASAN: slab-out-of-bounds Write in tls_push_record
run #3: crashed: KASAN: use-after-free Write in tls_push_record
run #4: crashed: KASAN: use-after-free Write in tls_push_record
run #5: crashed: KASAN: use-after-free Write in tls_push_record
run #6: crashed: KASAN: use-after-free Write in tls_push_record
run #7: crashed: KASAN: use-after-free Write in tls_push_record
run #8: crashed: KASAN: use-after-free in tls_push_record
run #9: crashed: KASAN: use-after-free Write in tls_push_record
testing current HEAD 13d2ce42de8cb98ff952f8de6307f896203854c2
testing commit 13d2ce42de8cb98ff952f8de6307f896203854c2 with gcc (GCC) 8.1.0
kernel signature: 76ea35dd6e942ac802e2fca7f6b50647ae974d0be18db1afcf1a54763b446efa
run #0: crashed: KASAN: use-after-free Write in tls_push_record
run #1: crashed: KASAN: use-after-free Write in tls_push_record
run #2: crashed: KASAN: use-after-free Write in tls_push_record
run #3: crashed: KASAN: out-of-bounds Write in tls_push_record
run #4: crashed: WARNING in sk_stream_kill_queues
run #5: crashed: KASAN: use-after-free Write in tls_push_record
run #6: crashed: KASAN: use-after-free Write in tls_push_record
run #7: crashed: KASAN: use-after-free Write in tls_push_record
run #8: crashed: KASAN: out-of-bounds Write in tls_push_record
run #9: crashed: KASAN: use-after-free Write in tls_push_record
revisions tested: 2, total time: 25m0.445818984s (build: 18m34.063717265s, test: 5m39.37228012s)
the crash still happens on HEAD
commit msg: Linux 4.19.163
crash: KASAN: use-after-free Write in tls_push_record
CPU: 1 PID: 7332 Comm: syz-executor.4 Not tainted 4.19.163-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
==================================================================
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x17c/0x22a lib/dump_stack.c:118
BUG: KASAN: use-after-free in tls_fill_prepend include/net/tls.h:379 [inline]
BUG: KASAN: use-after-free in tls_push_record+0x116e/0x15f0 net/tls/tls_sw.c:220
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x5/0xb lib/fault-inject.c:149
Write of size 1 at addr ffff8881f3da8000 by task syz-executor.2/7327

 __should_failslab+0xba/0xf0 mm/failslab.c:32
 should_failslab+0x9/0x14 mm/slab_common.c:1588
 slab_pre_alloc_hook mm/slab.h:424 [inline]
 slab_alloc mm/slab.c:3383 [inline]
 __do_kmalloc mm/slab.c:3725 [inline]
 __kmalloc+0x6f/0x3d0 mm/slab.c:3736
 kmalloc include/linux/slab.h:520 [inline]
 gcmaes_encrypt.constprop.5+0x630/0xda0 arch/x86/crypto/aesni-intel_glue.c:952
 generic_gcmaes_encrypt+0xfd/0x150 arch/x86/crypto/aesni-intel_glue.c:1297
 crypto_aead_encrypt include/crypto/aead.h:335 [inline]
 gcmaes_wrapper_encrypt+0x109/0x180 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+0x9ae/0x15f0 net/tls/tls_sw.c:228
 tls_sw_sendmsg+0xb42/0x1010 net/tls/tls_sw.c:467
 inet_sendmsg+0x108/0x440 net/ipv4/af_inet.c:798
 sock_sendmsg_nosec net/socket.c:622 [inline]
 sock_sendmsg+0xac/0xf0 net/socket.c:632
 __sys_sendto+0x1f2/0x2e0 net/socket.c:1787
 __do_sys_sendto net/socket.c:1799 [inline]
 __se_sys_sendto net/socket.c:1795 [inline]
 __x64_sys_sendto+0xdc/0x1a0 net/socket.c:1795
 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45cba9
Code: 8d 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 5b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f5b2a4e2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000504760 RCX: 000000000045cba9
RDX: 00000000e0ffffff RSI: 00000000200005c0 RDI: 0000000000000003
RBP: 000000000078bf00 R08: 0000000000000000 R09: 00000000000000d8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005
R13: 0000000000000a99 R14: 00000000004cd6c7 R15: 00007f5b2a4e36d4
CPU: 0 PID: 7327 Comm: syz-executor.2 Not tainted 4.19.163-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x17c/0x22a lib/dump_stack.c:118
 print_address_description.cold.6+0x9/0x211 mm/kasan/report.c:256
 kasan_report_error mm/kasan/report.c:354 [inline]
 kasan_report.cold.7+0x242/0x307 mm/kasan/report.c:412
 __asan_report_store1_noabort+0x17/0x20 mm/kasan/report.c:435
 tls_fill_prepend include/net/tls.h:379 [inline]
 tls_push_record+0x116e/0x15f0 net/tls/tls_sw.c:220
 tls_sw_push_pending_record+0xe/0x10 net/tls/tls_sw.c:257
 tls_push_pending_closed_record+0xbc/0x100 net/tls/tls_main.c:203
 tls_complete_pending_work include/net/tls.h:309 [inline]
 tls_sk_proto_close+0x479/0x980 net/tls/tls_main.c:270
 inet_release+0xb4/0x1b0 net/ipv4/af_inet.c:427
 inet6_release+0x46/0x60 net/ipv6/af_inet6.c:472
 __sock_release+0xc2/0x290 net/socket.c:579
 sock_close+0x10/0x20 net/socket.c:1140
 __fput+0x249/0x7f0 fs/file_table.c:278
 ____fput+0x9/0x10 fs/file_table.c:309
 task_work_run+0x108/0x180 kernel/task_work.c:113
 get_signal+0x1359/0x1970 kernel/signal.c:2400
 do_signal+0x87/0x1860 arch/x86/kernel/signal.c:821
 exit_to_usermode_loop+0x159/0x1e0 arch/x86/entry/common.c:163
 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:271 [inline]
 do_syscall_64+0x413/0x4e0 arch/x86/entry/common.c:296
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45cba9
Code: 8d 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 5b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f01aabe9c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: 0000000000004000 RBX: 0000000000504760 RCX: 000000000045cba9
RDX: 00000000e0ffffff RSI: 00000000200005c0 RDI: 0000000000000003
RBP: 000000000078bf00 R08: 0000000000000000 R09: 00000000000000d8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005
R13: 0000000000000a99 R14: 00000000004cd6c7 R15: 00007f01aabea6d4

CPU: 1 PID: 7333 Comm: syz-executor.0 Not tainted 4.19.163-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
The buggy address belongs to the page:
Call Trace:
page:ffffea0007cf6a00 count:0 mapcount:-128 mapping:0000000000000000 index:0x0
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x17c/0x22a lib/dump_stack.c:118
flags: 0x17ffe0000000000()
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x5/0xb lib/fault-inject.c:149
raw: 017ffe0000000000 ffffea00075a2c08 ffff88823fff9fb8 0000000000000000
raw: 0000000000000000 0000000000000003 00000000ffffff7f 0000000000000000
page dumped because: kasan: bad access detected

 __should_failslab+0xba/0xf0 mm/failslab.c:32
Memory state around the buggy address:
 ffff8881f3da7f00: 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 should_failslab+0x9/0x14 mm/slab_common.c:1588
 ffff8881f3da7f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 slab_pre_alloc_hook mm/slab.h:424 [inline]
 slab_alloc mm/slab.c:3383 [inline]
 __do_kmalloc mm/slab.c:3725 [inline]
 __kmalloc+0x6f/0x3d0 mm/slab.c:3736
>ffff8881f3da8000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                   ^
 ffff8881f3da8080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 kmalloc include/linux/slab.h:520 [inline]
 gcmaes_encrypt.constprop.5+0x630/0xda0 arch/x86/crypto/aesni-intel_glue.c:952
 ffff8881f3da8100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
page:ffffea0007cd1c00 count:0 mapcount:-128 mapping:0000000000000000 index:0x0
flags: 0x17ffe0000000000()
 generic_gcmaes_encrypt+0xfd/0x150 arch/x86/crypto/aesni-intel_glue.c:1297
 crypto_aead_encrypt include/crypto/aead.h:335 [inline]
 gcmaes_wrapper_encrypt+0x109/0x180 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+0x9ae/0x15f0 net/tls/tls_sw.c:228
 tls_sw_sendmsg+0xb42/0x1010 net/tls/tls_sw.c:467
 inet_sendmsg+0x108/0x440 net/ipv4/af_inet.c:798
 sock_sendmsg_nosec net/socket.c:622 [inline]
 sock_sendmsg+0xac/0xf0 net/socket.c:632
 __sys_sendto+0x1f2/0x2e0 net/socket.c:1787
raw: 017ffe0000000000 ffffea0007695608 ffff88823fff9fb8 0000000000000000
raw: 0000000000000000 0000000000000003 00000000ffffff7f 0000000000000000
page dumped because: VM_BUG_ON_PAGE(page_ref_count(page) == 0)
------------[ cut here ]------------
 __do_sys_sendto net/socket.c:1799 [inline]
 __se_sys_sendto net/socket.c:1795 [inline]
 __x64_sys_sendto+0xdc/0x1a0 net/socket.c:1795
kernel BUG at include/linux/mm.h:519!
 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
CPU: 0 PID: 7334 Comm: syz-executor.1 Tainted: G    B             4.19.163-syzkaller #0
RIP: 0033:0x45cba9
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:put_page_testzero include/linux/mm.h:519 [inline]
RIP: 0010:put_page include/linux/mm.h:962 [inline]
RIP: 0010:tls_sk_proto_close+0x63e/0x980 net/tls/tls_main.c:277
Code: 8d 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 5b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
Code: 4b 7b ff 48 8b b5 50 ff ff ff 4c 89 ff 48 8b 85 58 ff ff ff ff d0 e9 0c ff ff ff 48 c7 c6 40 51 c9 87 4c 89 f7 e8 52 bf a0 fb <0f> 0b be 00 00 10 00 4c 89 ff e8 33 ba 7a ff e9 8e fd ff ff 49 8d
RSP: 002b:00007fa865fdac78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RSP: 0018:ffff8881d3da7a20 EFLAGS: 00010246
RAX: ffffffffffffffda RBX: 0000000000504760 RCX: 000000000045cba9
RAX: dffffc0000000000 RBX: ffff8881f430f280 RCX: 0000000000000000
RDX: 00000000e0ffffff RSI: 00000000200005c0 RDI: 0000000000000003
RDX: 1ffffd4000f9a387 RSI: 0000000000000000 RDI: ffffea0007cd1c38
RBP: ffff8881d3da7ae0 R08: ffffed103ed03eef R09: ffffed103ed03eee
RBP: 000000000078bf00 R08: 0000000000000000 R09: 00000000000000d8
R10: ffffed103ed03eee R11: ffff8881f681f777 R12: ffff8881d3816360
R13: dffffc0000000000 R14: ffffea0007cd1c00 R15: ffff8881f4bfc400
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005
FS:  00007fd401948700(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000
R13: 0000000000000a99 R14: 00000000004cd6c7 R15: 00007fa865fdb6d4
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CPU: 1 PID: 7330 Comm: syz-executor.5 Tainted: G    B             4.19.163-syzkaller #0
CR2: 00007f6b99f42000 CR3: 00000001d9df0001 CR4: 00000000001606f0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Call Trace:
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x17c/0x22a lib/dump_stack.c:118
Call Trace:
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.2+0x5/0xb lib/fault-inject.c:149
 inet_release+0xb4/0x1b0 net/ipv4/af_inet.c:427
 inet6_release+0x46/0x60 net/ipv6/af_inet6.c:472
 __should_failslab+0xba/0xf0 mm/failslab.c:32
 __sock_release+0xc2/0x290 net/socket.c:579
 should_failslab+0x9/0x14 mm/slab_common.c:1588
 sock_close+0x10/0x20 net/socket.c:1140
 slab_pre_alloc_hook mm/slab.h:424 [inline]
 slab_alloc mm/slab.c:3383 [inline]
 __do_kmalloc mm/slab.c:3725 [inline]
 __kmalloc+0x6f/0x3d0 mm/slab.c:3736
 __fput+0x249/0x7f0 fs/file_table.c:278
 kmalloc include/linux/slab.h:520 [inline]
 gcmaes_encrypt.constprop.5+0x630/0xda0 arch/x86/crypto/aesni-intel_glue.c:952
 ____fput+0x9/0x10 fs/file_table.c:309
 task_work_run+0x108/0x180 kernel/task_work.c:113
 get_signal+0x1359/0x1970 kernel/signal.c:2400
 do_signal+0x87/0x1860 arch/x86/kernel/signal.c:821
 generic_gcmaes_encrypt+0xfd/0x150 arch/x86/crypto/aesni-intel_glue.c:1297
 crypto_aead_encrypt include/crypto/aead.h:335 [inline]
 gcmaes_wrapper_encrypt+0x109/0x180 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+0x9ae/0x15f0 net/tls/tls_sw.c:228
 tls_sw_sendmsg+0xb42/0x1010 net/tls/tls_sw.c:467
 exit_to_usermode_loop+0x159/0x1e0 arch/x86/entry/common.c:163
 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:271 [inline]
 do_syscall_64+0x413/0x4e0 arch/x86/entry/common.c:296
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45cba9
Code: 8d 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 5b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
 inet_sendmsg+0x108/0x440 net/ipv4/af_inet.c:798
RSP: 002b:00007fd401947c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: 0000000000004000 RBX: 0000000000504760 RCX: 000000000045cba9
RDX: 00000000e0ffffff RSI: 00000000200005c0 RDI: 0000000000000003
 sock_sendmsg_nosec net/socket.c:622 [inline]
 sock_sendmsg+0xac/0xf0 net/socket.c:632
RBP: 000000000078bf00 R08: 0000000000000000 R09: 00000000000000d8
 __sys_sendto+0x1f2/0x2e0 net/socket.c:1787
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005
R13: 0000000000000a99 R14: 00000000004cd6c7 R15: 00007fd4019486d4
Modules linked in:
page:ffffea00075abe00 count:0 mapcount:-128 mapping:0000000000000000 index:0x0
flags: 0x17ffe0000000000()
raw: 017ffe0000000000 ffffea0007522408 ffff88823fff9fb8 0000000000000000
raw: 0000000000000000 0000000000000003 00000000ffffff7f 0000000000000000
page dumped because: VM_BUG_ON_PAGE(page_ref_count(page) == 0)
------------[ cut here ]------------
kernel BUG at include/linux/mm.h:519!
invalid opcode: 0000 [#2] PREEMPT SMP KASAN
CPU: 0 PID: 7331 Comm: syz-executor.3 Tainted: G    B D           4.19.163-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 __do_sys_sendto net/socket.c:1799 [inline]
 __se_sys_sendto net/socket.c:1795 [inline]
 __x64_sys_sendto+0xdc/0x1a0 net/socket.c:1795
RIP: 0010:put_page_testzero include/linux/mm.h:519 [inline]
RIP: 0010:put_page include/linux/mm.h:962 [inline]
RIP: 0010:tls_sk_proto_close+0x63e/0x980 net/tls/tls_main.c:277
 do_syscall_64+0xd0/0x4e0 arch/x86/entry/common.c:293
Code: 4b 7b ff 48 8b b5 50 ff ff ff 4c 89 ff 48 8b 85 58 ff ff ff ff d0 e9 0c ff ff ff 48 c7 c6 40 51 c9 87 4c 89 f7 e8 52 bf a0 fb <0f> 0b be 00 00 10 00 4c 89 ff e8 33 ba 7a ff e9 8e fd ff ff 49 8d
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RSP: 0018:ffff8881d47bfa20 EFLAGS: 00010246
RIP: 0033:0x45cba9
RAX: dffffc0000000000 RBX: ffff8881d6ee4840 RCX: 0000000000000000
Code: 8d 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 5b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RDX: 1ffffd4000eb57c7 RSI: 0000000000000000 RDI: ffffea00075abe38
RSP: 002b:00007f7e24ca4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RBP: ffff8881d47bfae0 R08: ffffed103ed05081 R09: ffffed103ed05080
RAX: ffffffffffffffda RBX: 0000000000504760 RCX: 000000000045cba9
R10: ffffed103ed05080 R11: ffff8881f6828407 R12: ffff8881d3fe94a0
RDX: 00000000e0ffffff RSI: 00000000200005c0 RDI: 0000000000000003
R13: dffffc0000000000 R14: ffffea00075abe00 R15: ffff8881d7a06e00
RBP: 000000000078bf00 R08: 0000000000000000 R09: 00000000000000d8
FS:  00007fd171301700(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005
R13: 0000000000000a99 R14: 00000000004cd6c7 R15: 00007f7e24ca56d4
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
page:ffffea00076c2400 count:0 mapcount:-128 mapping:0000000000000000 index:0x0
CR2: 00007f6b8c037028 CR3: 00000001d4b88006 CR4: 00000000001606f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 inet_release+0xb4/0x1b0 net/ipv4/af_inet.c:427
 inet6_release+0x46/0x60 net/ipv6/af_inet6.c:472
 __sock_release+0xc2/0x290 net/socket.c:579
 sock_close+0x10/0x20 net/socket.c:1140
 __fput+0x249/0x7f0 fs/file_table.c:278
 ____fput+0x9/0x10 fs/file_table.c:309
flags: 0x17ffe0000000000()
 task_work_run+0x108/0x180 kernel/task_work.c:113
 get_signal+0x1359/0x1970 kernel/signal.c:2400
 do_signal+0x87/0x1860 arch/x86/kernel/signal.c:821
raw: 017ffe0000000000 ffffea0007741808 ffff88823fff9fb8 0000000000000000
raw: 0000000000000000 ffff8881db090880 0000000100000001 0000000000000000
 exit_to_usermode_loop+0x159/0x1e0 arch/x86/entry/common.c:163
 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:271 [inline]
 do_syscall_64+0x413/0x4e0 arch/x86/entry/common.c:296
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45cba9
Code: 8d 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 5b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fd171300c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: 0000000000004000 RBX: 0000000000504760 RCX: 000000000045cba9
RDX: 00000000e0ffffff RSI: 00000000200005c0 RDI: 0000000000000003
RBP: 000000000078bf00 R08: 0000000000000000 R09: 00000000000000d8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005
R13: 0000000000000a99 R14: 00000000004cd6c7 R15: 00007fd1713016d4
Modules linked in: