[ovs-dev] [syzbot] WARNING in ovs_dp_reset_user_features
Hello, syzbot found the following issue on: HEAD commit:e8bc52cb8df8 Merge tag 'driver-core-6.1-rc1' of git://git... git tree: upstream console+strace: https://syzkaller.appspot.com/x/log.txt?x=134de04288 kernel config: https://syzkaller.appspot.com/x/.config?x=7579993da6496f03 dashboard link: https://syzkaller.appspot.com/bug?extid=31cde0bef4bbf8ba2d86 compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12173a3488 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1792461a88 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/4dc25a89bfbd/disk-e8bc52cb.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/16c9ca5fd754/vmlinux-e8bc52cb.xz The issue was bisected to: commit 6b0afc0cc3e9a9a91f5a76d0965d449781441e18 Author: Alexander Aring Date: Wed Jun 22 18:45:23 2022 + fs: dlm: don't use deprecated timeout features by default bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10d5787c88 final oops: https://syzkaller.appspot.com/x/report.txt?x=12d5787c88 console output: https://syzkaller.appspot.com/x/log.txt?x=14d5787c88 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+31cde0bef4bbf8ba2...@syzkaller.appspotmail.com Fixes: 6b0afc0cc3e9 ("fs: dlm: don't use deprecated timeout features by default") [ cut here ] Dropping previously announced user features WARNING: CPU: 1 PID: 3608 at net/openvswitch/datapath.c:1619 ovs_dp_reset_user_features+0x1bc/0x240 net/openvswitch/datapath.c:1619 Modules linked in: CPU: 1 PID: 3608 Comm: syz-executor162 Not tainted 6.0.0-syzkaller-07994-ge8bc52cb8df8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 RIP: 0010:ovs_dp_reset_user_features+0x1bc/0x240 net/openvswitch/datapath.c:1619 Code: 00 c7 03 00 00 00 00 eb 05 e8 d0 be 67 f7 5b 41 5c 41 5e 41 5f 5d c3 e8 c2 be 67 f7 48 c7 c7 00 92 e3 8b 31 c0 e8 74 7a 2f f7 <0f> 0b eb c7 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c f1 fe ff ff 4c 89 RSP: 0018:c90003b8f370 EFLAGS: 00010246 RAX: e794c0e413340e00 RBX: 8880175cae68 RCX: 88801c069d80 RDX: RSI: 8000 RDI: RBP: 0008 R08: 816c58ad R09: ed1017364f13 R10: ed1017364f13 R11: 111017364f12 R12: dc00 R13: 8880175ca450 R14: 111002eb95cd R15: c90003b8f6b0 FS: 57276300() GS:8880b9b0() knlGS: CS: 0010 DS: ES: CR0: 80050033 CR2: 2916 CR3: 1ed81000 CR4: 003506e0 DR0: DR1: DR2: DR3: DR6: fffe0ff0 DR7: 0400 Call Trace: ovs_dp_cmd_new+0x8f6/0xc80 net/openvswitch/datapath.c:1822 genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline] genl_family_rcv_msg net/netlink/genetlink.c:808 [inline] genl_rcv_msg+0x11ca/0x1670 net/netlink/genetlink.c:825 netlink_rcv_skb+0x1f0/0x460 net/netlink/af_netlink.c:2540 genl_rcv+0x24/0x40 net/netlink/genetlink.c:836 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x7e7/0x9c0 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x9b3/0xcd0 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg net/socket.c:734 [inline] sys_sendmsg+0x597/0x8e0 net/socket.c:2482 ___sys_sendmsg net/socket.c:2536 [inline] __sys_sendmsg+0x28e/0x390 net/socket.c:2565 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fc51f29de89 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:7ffd99ec6ed8 EFLAGS: 0246 ORIG_RAX: 002e RAX: ffda RBX: a2c4 RCX: 7fc51f29de89 RDX: RSI: 2100 RDI: 0003 RBP: R08: 7ffd99ec7078 R09: 7ffd99ec7078 R10: 7ffd99ec6950 R11: 0246 R12: 7ffd99ec6eec R13: 431bde82d7b634db R14: R15: --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkal...@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. For information about bisection process see: https://goo.gl/tpsmEJ#bisection syzbot can test patches for this issue, for details see: https://goo.gl/tpsmEJ#testing-patches ___ dev mailing list d...@ope
Re: [ovs-dev] [syzbot] WARNING in ovs_dp_reset_user_features
On Wed, 2022-10-12 at 10:43 -0700, syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit:e8bc52cb8df8 Merge tag 'driver-core-6.1-rc1' of git://git... > git tree: upstream > console+strace: https://syzkaller.appspot.com/x/log.txt?x=134de04288 > kernel config: https://syzkaller.appspot.com/x/.config?x=7579993da6496f03 > dashboard link: https://syzkaller.appspot.com/bug?extid=31cde0bef4bbf8ba2d86 > compiler: Debian clang version > 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU > Binutils for Debian) 2.35.2 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12173a3488 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1792461a88 > > Downloadable assets: > disk image: > https://storage.googleapis.com/syzbot-assets/4dc25a89bfbd/disk-e8bc52cb.raw.xz > vmlinux: > https://storage.googleapis.com/syzbot-assets/16c9ca5fd754/vmlinux-e8bc52cb.xz > > The issue was bisected to: > > commit 6b0afc0cc3e9a9a91f5a76d0965d449781441e18 > Author: Alexander Aring > Date: Wed Jun 22 18:45:23 2022 + > > fs: dlm: don't use deprecated timeout features by default This commit is not really relevant for the issue, but it makes the reproducer fail, since it changes the genl_family registration order and the repro hard-codes the ovs genl family id. > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10d5787c88 > final oops: https://syzkaller.appspot.com/x/report.txt?x=12d5787c88 > console output: https://syzkaller.appspot.com/x/log.txt?x=14d5787c88 > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+31cde0bef4bbf8ba2...@syzkaller.appspotmail.com > Fixes: 6b0afc0cc3e9 ("fs: dlm: don't use deprecated timeout features by > default") > > [ cut here ] > Dropping previously announced user features > WARNING: CPU: 1 PID: 3608 at net/openvswitch/datapath.c:1619 > ovs_dp_reset_user_features+0x1bc/0x240 net/openvswitch/datapath.c:1619 > Modules linked in: > CPU: 1 PID: 3608 Comm: syz-executor162 Not tainted > 6.0.0-syzkaller-07994-ge8bc52cb8df8 #0 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 09/22/2022 > RIP: 0010:ovs_dp_reset_user_features+0x1bc/0x240 > net/openvswitch/datapath.c:1619 > Code: 00 c7 03 00 00 00 00 eb 05 e8 d0 be 67 f7 5b 41 5c 41 5e 41 5f 5d c3 e8 > c2 be 67 f7 48 c7 c7 00 92 e3 8b 31 c0 e8 74 7a 2f f7 <0f> 0b eb c7 44 89 f1 > 80 e1 07 fe c1 38 c1 0f 8c f1 fe ff ff 4c 89 > RSP: 0018:c90003b8f370 EFLAGS: 00010246 > RAX: e794c0e413340e00 RBX: 8880175cae68 RCX: 88801c069d80 > RDX: RSI: 8000 RDI: > RBP: 0008 R08: 816c58ad R09: ed1017364f13 > R10: ed1017364f13 R11: 111017364f12 R12: dc00 > R13: 8880175ca450 R14: 111002eb95cd R15: c90003b8f6b0 > FS: 57276300() GS:8880b9b0() knlGS: > CS: 0010 DS: ES: CR0: 80050033 > CR2: 2916 CR3: 1ed81000 CR4: 003506e0 > DR0: DR1: DR2: > DR3: DR6: fffe0ff0 DR7: 0400 > Call Trace: > > ovs_dp_cmd_new+0x8f6/0xc80 net/openvswitch/datapath.c:1822 > genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline] > genl_family_rcv_msg net/netlink/genetlink.c:808 [inline] > genl_rcv_msg+0x11ca/0x1670 net/netlink/genetlink.c:825 > netlink_rcv_skb+0x1f0/0x460 net/netlink/af_netlink.c:2540 > genl_rcv+0x24/0x40 net/netlink/genetlink.c:836 > netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] > netlink_unicast+0x7e7/0x9c0 net/netlink/af_netlink.c:1345 > netlink_sendmsg+0x9b3/0xcd0 net/netlink/af_netlink.c:1921 > sock_sendmsg_nosec net/socket.c:714 [inline] > sock_sendmsg net/socket.c:734 [inline] > sys_sendmsg+0x597/0x8e0 net/socket.c:2482 > ___sys_sendmsg net/socket.c:2536 [inline] > __sys_sendmsg+0x28e/0x390 net/socket.c:2565 > do_syscall_x64 arch/x86/entry/common.c:50 [inline] > do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 > entry_SYSCALL_64_after_hwframe+0x63/0xcd > RIP: 0033:0x7fc51f29de89 > Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 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 73 > 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 > RSP: 002b:7ffd99ec6ed8 EFLAGS: 0246 ORIG_RAX: 002e > RAX: ffda RBX: a2c4 RCX: 7fc51f29de89 > RDX: RSI: 2100 RDI: 0003 > RBP: R08: 7ffd99ec7078 R09: 7ffd99ec7078 > R10: 7ffd99ec6950 R11: 0246 R12: 7ffd99ec6eec > R13: 431bde82d7b634db R14: R15: > > In this specific case it looks like the warning is caused by the fact that ovs allows an 'outdated' datapath to set u
Re: [ovs-dev] [syzbot] WARNING in ovs_dp_reset_user_features
Paolo Abeni writes: > On Wed, 2022-10-12 at 10:43 -0700, syzbot wrote: >> Hello, >> >> syzbot found the following issue on: >> >> HEAD commit:e8bc52cb8df8 Merge tag 'driver-core-6.1-rc1' of git://git... >> git tree: upstream >> console+strace: https://syzkaller.appspot.com/x/log.txt?x=134de04288 >> kernel config: https://syzkaller.appspot.com/x/.config?x=7579993da6496f03 >> dashboard link: https://syzkaller.appspot.com/bug?extid=31cde0bef4bbf8ba2d86 >> compiler: Debian clang version >> 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU >> ld (GNU Binutils for Debian) 2.35.2 >> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12173a3488 >> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1792461a88 >> >> Downloadable assets: >> disk image: >> https://storage.googleapis.com/syzbot-assets/4dc25a89bfbd/disk-e8bc52cb.raw.xz >> vmlinux: >> https://storage.googleapis.com/syzbot-assets/16c9ca5fd754/vmlinux-e8bc52cb.xz >> >> The issue was bisected to: >> >> commit 6b0afc0cc3e9a9a91f5a76d0965d449781441e18 >> Author: Alexander Aring >> Date: Wed Jun 22 18:45:23 2022 + >> >> fs: dlm: don't use deprecated timeout features by default > > This commit is not really relevant for the issue, but it makes the > reproducer fail, since it changes the genl_family registration order > and the repro hard-codes the ovs genl family id. I have an easy reproducer at: http://git.bytheb.org/cgit/kselftest.git/commit/?id=97800e452e2cea1fafb45058120128e902d8970e (PS: I do plan to do some cleanup and then post this kselftest stuff) >> >> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10d5787c88 >> final oops: https://syzkaller.appspot.com/x/report.txt?x=12d5787c88 >> console output: https://syzkaller.appspot.com/x/log.txt?x=14d5787c88 >> >> IMPORTANT: if you fix the issue, please add the following tag to the commit: >> Reported-by: syzbot+31cde0bef4bbf8ba2...@syzkaller.appspotmail.com >> Fixes: 6b0afc0cc3e9 ("fs: dlm: don't use deprecated timeout features by >> default") >> >> [ cut here ] >> Dropping previously announced user features >> WARNING: CPU: 1 PID: 3608 at net/openvswitch/datapath.c:1619 >> ovs_dp_reset_user_features+0x1bc/0x240 >> net/openvswitch/datapath.c:1619 >> Modules linked in: >> CPU: 1 PID: 3608 Comm: syz-executor162 Not tainted >> 6.0.0-syzkaller-07994-ge8bc52cb8df8 #0 >> Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS >> Google 09/22/2022 >> RIP: 0010:ovs_dp_reset_user_features+0x1bc/0x240 >> net/openvswitch/datapath.c:1619 >> Code: 00 c7 03 00 00 00 00 eb 05 e8 d0 be 67 f7 5b 41 5c 41 5e 41 5f >> 5d c3 e8 c2 be 67 f7 48 c7 c7 00 92 e3 8b 31 c0 e8 74 7a 2f f7 <0f> >> 0b eb c7 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c f1 fe ff ff 4c 89 >> RSP: 0018:c90003b8f370 EFLAGS: 00010246 >> RAX: e794c0e413340e00 RBX: 8880175cae68 RCX: 88801c069d80 >> RDX: RSI: 8000 RDI: >> RBP: 0008 R08: 816c58ad R09: ed1017364f13 >> R10: ed1017364f13 R11: 111017364f12 R12: dc00 >> R13: 8880175ca450 R14: 111002eb95cd R15: c90003b8f6b0 >> FS: 57276300() GS:8880b9b0() knlGS: >> CS: 0010 DS: ES: CR0: 80050033 >> CR2: 2916 CR3: 1ed81000 CR4: 003506e0 >> DR0: DR1: DR2: >> DR3: DR6: fffe0ff0 DR7: 0400 >> Call Trace: >> >> ovs_dp_cmd_new+0x8f6/0xc80 net/openvswitch/datapath.c:1822 >> genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline] >> genl_family_rcv_msg net/netlink/genetlink.c:808 [inline] >> genl_rcv_msg+0x11ca/0x1670 net/netlink/genetlink.c:825 >> netlink_rcv_skb+0x1f0/0x460 net/netlink/af_netlink.c:2540 >> genl_rcv+0x24/0x40 net/netlink/genetlink.c:836 >> netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] >> netlink_unicast+0x7e7/0x9c0 net/netlink/af_netlink.c:1345 >> netlink_sendmsg+0x9b3/0xcd0 net/netlink/af_netlink.c:1921 >> sock_sendmsg_nosec net/socket.c:714 [inline] >> sock_sendmsg net/socket.c:734 [inline] >> sys_sendmsg+0x597/0x8e0 net/socket.c:2482 >> ___sys_sendmsg net/socket.c:2536 [inline] >> __sys_sendmsg+0x28e/0x390 net/socket.c:2565 >> do_syscall_x64 arch/x86/entry/common.c:50 [inline] >> do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 >> entry_SYSCALL_64_after_hwframe+0x63/0xcd >> RIP: 0033:0x7fc51f29de89 >> Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 >> RSP: 002b:7ffd99ec6ed8 EFLAGS: 0246 ORIG_RAX: 002e >> RAX: ffda RBX: a2c4 RCX: 7fc51f29de89 >> RDX: RSI: 2100 RDI: 0003 >> RBP: 0
Re: [ovs-dev] [syzbot] WARNING in ovs_dp_reset_user_features
On Mon, 2022-10-17 at 09:26 -0400, Aaron Conole wrote: > Paolo Abeni writes: > > On Wed, 2022-10-12 at 10:43 -0700, syzbot wrote: > > > Hello, > > > > > > syzbot found the following issue on: > > > > > > HEAD commit:e8bc52cb8df8 Merge tag 'driver-core-6.1-rc1' of > > > git://git... > > > git tree: upstream > > > console+strace: https://syzkaller.appspot.com/x/log.txt?x=134de04288 > > > kernel config: https://syzkaller.appspot.com/x/.config?x=7579993da6496f03 > > > dashboard link: > > > https://syzkaller.appspot.com/bug?extid=31cde0bef4bbf8ba2d86 > > > compiler: Debian clang version > > > 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU > > > ld (GNU Binutils for Debian) 2.35.2 > > > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12173a3488 > > > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1792461a88 > > > > > > Downloadable assets: > > > disk image: > > > https://storage.googleapis.com/syzbot-assets/4dc25a89bfbd/disk-e8bc52cb.raw.xz > > > vmlinux: > > > https://storage.googleapis.com/syzbot-assets/16c9ca5fd754/vmlinux-e8bc52cb.xz > > > > > > The issue was bisected to: > > > > > > commit 6b0afc0cc3e9a9a91f5a76d0965d449781441e18 > > > Author: Alexander Aring > > > Date: Wed Jun 22 18:45:23 2022 + > > > > > > fs: dlm: don't use deprecated timeout features by default > > > > This commit is not really relevant for the issue, but it makes the > > reproducer fail, since it changes the genl_family registration order > > and the repro hard-codes the ovs genl family id. > > I have an easy reproducer at: > > http://git.bytheb.org/cgit/kselftest.git/commit/?id=97800e452e2cea1fafb45058120128e902d8970e > > (PS: I do plan to do some cleanup and then post this kselftest stuff) > > > > > > > bisection log: > > > https://syzkaller.appspot.com/x/bisect.txt?x=10d5787c88 > > > final oops: > > > https://syzkaller.appspot.com/x/report.txt?x=12d5787c88 > > > console output: https://syzkaller.appspot.com/x/log.txt?x=14d5787c88 > > > > > > IMPORTANT: if you fix the issue, please add the following tag to the > > > commit: > > > Reported-by: syzbot+31cde0bef4bbf8ba2...@syzkaller.appspotmail.com > > > Fixes: 6b0afc0cc3e9 ("fs: dlm: don't use deprecated timeout features by > > > default") > > > > > > [ cut here ] > > > Dropping previously announced user features > > > WARNING: CPU: 1 PID: 3608 at net/openvswitch/datapath.c:1619 > > > ovs_dp_reset_user_features+0x1bc/0x240 > > > net/openvswitch/datapath.c:1619 > > > Modules linked in: > > > CPU: 1 PID: 3608 Comm: syz-executor162 Not tainted > > > 6.0.0-syzkaller-07994-ge8bc52cb8df8 #0 > > > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > > > Google 09/22/2022 > > > RIP: 0010:ovs_dp_reset_user_features+0x1bc/0x240 > > > net/openvswitch/datapath.c:1619 > > > Code: 00 c7 03 00 00 00 00 eb 05 e8 d0 be 67 f7 5b 41 5c 41 5e 41 5f > > > 5d c3 e8 c2 be 67 f7 48 c7 c7 00 92 e3 8b 31 c0 e8 74 7a 2f f7 <0f> > > > 0b eb c7 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c f1 fe ff ff 4c 89 > > > RSP: 0018:c90003b8f370 EFLAGS: 00010246 > > > RAX: e794c0e413340e00 RBX: 8880175cae68 RCX: 88801c069d80 > > > RDX: RSI: 8000 RDI: > > > RBP: 0008 R08: 816c58ad R09: ed1017364f13 > > > R10: ed1017364f13 R11: 111017364f12 R12: dc00 > > > R13: 8880175ca450 R14: 111002eb95cd R15: c90003b8f6b0 > > > FS: 57276300() GS:8880b9b0() > > > knlGS: > > > CS: 0010 DS: ES: CR0: 80050033 > > > CR2: 2916 CR3: 1ed81000 CR4: 003506e0 > > > DR0: DR1: DR2: > > > DR3: DR6: fffe0ff0 DR7: 0400 > > > Call Trace: > > > > > > ovs_dp_cmd_new+0x8f6/0xc80 net/openvswitch/datapath.c:1822 > > > genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline] > > > genl_family_rcv_msg net/netlink/genetlink.c:808 [inline] > > > genl_rcv_msg+0x11ca/0x1670 net/netlink/genetlink.c:825 > > > netlink_rcv_skb+0x1f0/0x460 net/netlink/af_netlink.c:2540 > > > genl_rcv+0x24/0x40 net/netlink/genetlink.c:836 > > > netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] > > > netlink_unicast+0x7e7/0x9c0 net/netlink/af_netlink.c:1345 > > > netlink_sendmsg+0x9b3/0xcd0 net/netlink/af_netlink.c:1921 > > > sock_sendmsg_nosec net/socket.c:714 [inline] > > > sock_sendmsg net/socket.c:734 [inline] > > > sys_sendmsg+0x597/0x8e0 net/socket.c:2482 > > > ___sys_sendmsg net/socket.c:2536 [inline] > > > __sys_sendmsg+0x28e/0x390 net/socket.c:2565 > > > do_syscall_x64 arch/x86/entry/common.c:50 [inline] > > > do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 > > > entry_SYSCALL_64_after_hwframe+0x63/0xcd > > > RIP: 0033:0x7fc51f29de89 > > > Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 8