Messages in this thread |  | | From | Jesús Rodríguez Acosta <> | Date | Fri, 24 Nov 2017 09:40:06 +0000 | Subject | BUG: unable to handle kernel NULL pointer dereference at 0000000000000018 |
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Hi all:
I got a kernel panic after execute "systemctl reboot".
Nov 24 09:02:06 desktop systemd[713]: Stopped target Timers. Nov 24 09:02:06 desktop systemd[713]: Reached target Shutdown. Nov 24 09:02:06 desktop systemd[713]: Starting Exit the Session... Nov 24 09:02:06 desktop kernel: ------------[ cut here ]------------ Nov 24 09:02:06 desktop kernel: WARNING: CPU: 3 PID: 1 at kernel/fork.c:414 __put_task_struct+0xd4/0x130 Nov 24 09:02:06 desktop kernel: Modules linked in: macvtap macvlan vhost_net vhost tap algif_skcipher xt_CHECKSUM iptable_mangle ipt_MASQUER Nov 24 09:02:06 desktop kernel: ptp snd_pcm mei crc_itu_t pps_core button nfsd sch_fq_codel auth_rpcgss nfs_acl lockd nct6775 grace hwmon_v Nov 24 09:02:06 desktop kernel: CPU: 3 PID: 1 Comm: systemd Not tainted 4.14.1-gentoo_pure-x64-op #3 Nov 24 09:02:06 desktop kernel: Hardware name: System manufacturer System Product Name/P9X79 WS, BIOS 4802 06/02/2015 Nov 24 09:02:06 desktop kernel: task: ffff88081bef0000 task.stack: ffffc90000008000 Nov 24 09:02:06 desktop kernel: RIP: 0010:__put_task_struct+0xd4/0x130 Nov 24 09:02:06 desktop kernel: RSP: 0018:ffffc9000000bdd8 EFLAGS: 00010246 Nov 24 09:02:06 desktop kernel: RAX: 0000000000000000 RBX: ffff8807fa3476c0 RCX: 0000000000000001 Nov 24 09:02:06 desktop kernel: RDX: ffffc9000000be38 RSI: ffff8807fa3476c0 RDI: ffff8807fa3476c0 Nov 24 09:02:06 desktop kernel: RBP: ffffc9000000bf28 R08: 0000000000001000 R09: 0000000000000007 Nov 24 09:02:06 desktop kernel: R10: 000055928ae63660 R11: ffff880815825006 R12: ffff880814701900 Nov 24 09:02:06 desktop kernel: R13: 0000000000001000 R14: ffff8807fa3476c0 R15: ffff880814d79f80 Nov 24 09:02:06 desktop kernel: FS: 00007f1b5d6d88c0(0000) GS:ffff88083fcc0000(0000) knlGS:0000000000000000 Nov 24 09:02:06 desktop kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Nov 24 09:02:06 desktop kernel: CR2: 000055928ae79088 CR3: 0000000819990006 CR4: 00000000001626e0 Nov 24 09:02:06 desktop kernel: Call Trace: Nov 24 09:02:06 desktop kernel: css_task_iter_next+0x61/0x70 Nov 24 09:02:06 desktop kernel: kernfs_seq_next+0x1e/0x50 Nov 24 09:02:06 desktop kernel: ? cgroup_procs_show+0x21/0x30 Nov 24 09:02:06 desktop kernel: seq_read+0x2b8/0x380 Nov 24 09:02:06 desktop kernel: __vfs_read+0x1e/0x120 Nov 24 09:02:06 desktop kernel: vfs_read+0x8c/0x130 Nov 24 09:02:06 desktop kernel: SyS_read+0x3d/0x90 Nov 24 09:02:06 desktop kernel: entry_SYSCALL_64_fastpath+0x13/0x94 Nov 24 09:02:06 desktop kernel: RIP: 0033:0x7f1b5ba9a1ad Nov 24 09:02:06 desktop kernel: RSP: 002b:00007ffcdf3da830 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 Nov 24 09:02:06 desktop kernel: RAX: ffffffffffffffda RBX: 000000000000005d RCX: 00007f1b5ba9a1ad Nov 24 09:02:06 desktop kernel: RDX: 0000000000001000 RSI: 000055928ae6ab40 RDI: 000000000000005d Nov 24 09:02:06 desktop kernel: RBP: 00007f1b5d6d8730 R08: 0000000000001010 R09: 00007f1b5d6d88c0 Nov 24 09:02:06 desktop kernel: R10: 000055928ae63660 R11: 0000000000000293 R12: 0000000000000000 Nov 24 09:02:06 desktop kernel: R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000003 Nov 24 09:02:06 desktop kernel: Code: 48 85 d2 74 06 f0 ff 4a 4c 74 34 48 8b 3d 1d 24 09 01 48 89 ee e8 cd 42 10 00 48 89 df 5b 5d e9 f3 fe Nov 24 09:02:06 desktop kernel: ---[ end trace 47a5e18e047da55e ]--- Nov 24 09:02:06 desktop kernel: BUG: unable to handle kernel NULL pointer dereference at 0000000000000018 Nov 24 09:02:06 desktop kernel: IP: exit_creds+0x16/0x40 Nov 24 09:02:06 desktop kernel: PGD 0 P4D 0 Nov 24 09:02:06 desktop kernel: Oops: 0002 [#1] PREEMPT SMP Nov 24 09:02:06 desktop kernel: Modules linked in: macvtap macvlan vhost_net vhost tap algif_skcipher xt_CHECKSUM iptable_mangle ipt_MASQUER Nov 24 09:02:06 desktop kernel: ptp snd_pcm mei crc_itu_t pps_core button nfsd sch_fq_codel auth_rpcgss nfs_acl lockd nct6775 grace hwmon_v Nov 24 09:02:06 desktop kernel: CPU: 3 PID: 1 Comm: systemd Tainted: G W 4.14.1-gentoo_pure-x64-op #3 Nov 24 09:02:06 desktop kernel: Hardware name: System manufacturer System Product Name/P9X79 WS, BIOS 4802 06/02/2015 Nov 24 09:02:06 desktop kernel: task: ffff88081bef0000 task.stack: ffffc90000008000 Nov 24 09:02:06 desktop kernel: RIP: 0010:exit_creds+0x16/0x40 Nov 24 09:02:06 desktop kernel: RSP: 0018:ffffc9000000bdc8 EFLAGS: 00010246 Nov 24 09:02:06 desktop kernel: RAX: 0000000000000001 RBX: ffff8807fa3476c0 RCX: 0000000000000000 Nov 24 09:02:06 desktop kernel: RDX: 0000000055ed9557 RSI: 0000000000000000 RDI: 0000000000000018 Nov 24 09:02:06 desktop kernel: RBP: ffffc9000000bf28 R08: 0000000000001000 R09: 0000000000000007 Nov 24 09:02:06 desktop kernel: R10: 000055928ae63660 R11: ffff880815825006 R12: ffff880814701900 Nov 24 09:02:06 desktop kernel: R13: 0000000000001000 R14: ffff8807fa3476c0 R15: ffff880814d79f80 Nov 24 09:02:06 desktop kernel: FS: 00007f1b5d6d88c0(0000) GS:ffff88083fcc0000(0000) knlGS:0000000000000000 Nov 24 09:02:06 desktop kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Nov 24 09:02:06 desktop kernel: CR2: 0000000000000018 CR3: 0000000819990006 CR4: 00000000001626e0 Nov 24 09:02:06 desktop kernel: Call Trace: Nov 24 09:02:06 desktop kernel: __put_task_struct+0x48/0x130 Nov 24 09:02:06 desktop kernel: css_task_iter_next+0x61/0x70 Nov 24 09:02:06 desktop kernel: kernfs_seq_next+0x1e/0x50 Nov 24 09:02:06 desktop kernel: ? cgroup_procs_show+0x21/0x30 Nov 24 09:02:06 desktop kernel: seq_read+0x2b8/0x380 Nov 24 09:02:06 desktop kernel: __vfs_read+0x1e/0x120 Nov 24 09:02:06 desktop kernel: vfs_read+0x8c/0x130 Nov 24 09:02:06 desktop kernel: SyS_read+0x3d/0x90 Nov 24 09:02:06 desktop kernel: entry_SYSCALL_64_fastpath+0x13/0x94 Nov 24 09:02:06 desktop kernel: RIP: 0033:0x7f1b5ba9a1ad Nov 24 09:02:06 desktop kernel: RSP: 002b:00007ffcdf3da830 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 Nov 24 09:02:06 desktop kernel: RAX: ffffffffffffffda RBX: 000000000000005d RCX: 00007f1b5ba9a1ad Nov 24 09:02:06 desktop kernel: RDX: 0000000000001000 RSI: 000055928ae6ab40 RDI: 000000000000005d Nov 24 09:02:06 desktop kernel: RBP: 00007f1b5d6d8730 R08: 0000000000001010 R09: 00007f1b5d6d88c0 Nov 24 09:02:06 desktop kernel: R10: 000055928ae63660 R11: 0000000000000293 R12: 0000000000000000 Nov 24 09:02:06 desktop kernel: R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000003 Nov 24 09:02:06 desktop kernel: Code: df e8 9f fb ff ff 31 db 48 89 d8 5b 5d c3 e8 f2 fc ff ff 66 90 53 48 89 fb 48 8b bf f0 05 00 00 48 c7 Nov 24 09:02:06 desktop kernel: RIP: exit_creds+0x16/0x40 RSP: ffffc9000000bdc8
$ uname -a Linux desktop 4.14.1-gentoo_pure-x64-op #3 SMP PREEMPT Wed Nov 22 09:46:21 WET 2017 x86_64 Intel(R) Core(TM) i7-4820K CPU @ 3.70GHz GenuineIntel GNU/Linux
Please let me know if you need more detailed system information.
Thanks for your time, your work and your attention.
Kind regards, Jesús Rodríguez Acosta
-- http://es.linkedin.com/in/jesusrodriguezacosta
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