** Changed in: linux (Ubuntu Xenial)
Status: In Progress => Fix Released
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https://bugs.launchpad.net/bugs/1550755
Title:
Reliably crash kernel 4.4.0.8-generic by reinstalling all packages and
waiting for bind9
Status in linux package in Ubuntu:
Fix Released
Status in linux source package in Xenial:
Fix Released
Bug description:
Hiya
I periodically do a full reinstall of all packages just to see what
breaks. Today it's the kernel :) Oddly I have reproduced this on
several machines. Simply fire up aptitude, go to "Installed" packages,
hit Shift-L to reinstall, then g and g again to kick it off. When I
get to bind9 I reliably see this:
Feb 27 17:15:18 maas named[35942]: exiting
Feb 27 17:15:18 maas named[35942]: ../../../lib/isc/mem.c:1229:
REQUIRE(ctx->references == 1) failed
Feb 27 17:15:19 maas kernel: [ 1422.530027] ------------[ cut here
]------------
Feb 27 17:15:19 maas kernel: [ 1422.535184] kernel BUG at
/build/linux-WmE1Ft/linux-4.4.0/kernel/cred.c:431!
Feb 27 17:15:19 maas kernel: [ 1422.543052] invalid opcode: 0000 [#1] SMP
Feb 27 17:15:19 maas kernel: [ 1422.547637] Modules linked in: ufs qnx4
hfsplus hfs minix ntfs msdos jfs xfs xt_CHECKSUM iptable_mangle ipt_MASQUERADE
nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4
nf_nat nf_conntrack xt_tcpudp bridge stp llc iptable_filter ip_tables x_tables
ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp
libiscsi scsi_transport_iscsi bonding nls_iso8859_1 ipmi_ssif ipmi_devintf
intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel dcdbas kvm
irqbypass joydev input_leds sb_edac mei_me edac_core mei shpchp lpc_ich ipmi_si
ipmi_msghandler 8250_fintek acpi_power_meter mac_hid autofs4 btrfs raid10
raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq
raid1 raid0 multipath linear uas hid_generic ixgbe usb_storage usbhid bnx2x hid
dca vxlan crct10dif_pclmul tg3 ip6_udp_tunnel crc32_pclmul udp_tunnel
aesni_intel aes_x86_64 lrw ptp gf128mul glue_helper ablk_helper cryptd pps_core
megaraid_sas mdio libcrc32c wmi fjes
Feb 27 17:15:19 maas kernel: [ 1422.647254] CPU: 19 PID: 35942 Comm: named
Not tainted 4.4.0-8-generic #23-Ubuntu
Feb 27 17:15:19 maas kernel: [ 1422.655605] Hardware name: Dell Inc.
PowerEdge R430/03XKDV, BIOS 1.5.4 10/05/2015
Feb 27 17:15:19 maas kernel: [ 1422.663956] task: ffff88102afa0dc0 ti:
ffff881026fe4000 task.ti: ffff881026fe4000
Feb 27 17:15:19 maas kernel: [ 1422.672307] RIP: 0010:[<ffffffff8109fcbd>]
[<ffffffff8109fcbd>] commit_creds+0x20d/0x250
Feb 27 17:15:19 maas kernel: [ 1422.681446] RSP: 0018:ffff881026fe7940
EFLAGS: 00010206
Feb 27 17:15:19 maas kernel: [ 1422.687373] RAX: 0000000000000000 RBX:
ffff881029224c30 RCX: ffff881032d15c00
Feb 27 17:15:19 maas kernel: [ 1422.695337] RDX: 0000000000000009 RSI:
0000000000000001 RDI: ffff88102aae0180
Feb 27 17:15:19 maas kernel: [ 1422.703299] RBP: ffff881026fe7960 R08:
ffff88103d6d9f60 R09: ffff88103cc07c00
Feb 27 17:15:19 maas kernel: [ 1422.711260] R10: ffffea00407be000 R11:
0000000000000000 R12: ffff8810349b0fc0
Feb 27 17:15:19 maas kernel: [ 1422.719222] R13: ffff88102afa0dc0 R14:
00007ffffffff000 R15: ffff881026fe7ad0
Feb 27 17:15:19 maas kernel: [ 1422.727186] FS: 00007fa6a87bb740(0000)
GS:ffff88103d6c0000(0000) knlGS:0000000000000000
Feb 27 17:15:19 maas kernel: [ 1422.736215] CS: 0010 DS: 0000 ES: 0000 CR0:
0000000080050033
Feb 27 17:15:19 maas kernel: [ 1422.742625] CR2: 00007ff0731e1000 CR3:
000000101af82000 CR4: 00000000001406e0
Feb 27 17:15:19 maas kernel: [ 1422.750586] Stack:
Feb 27 17:15:19 maas kernel: [ 1422.752826] 000000008bfc6f2a
ffff881029224c30 ffff8810297d1a20 ffff88102aae0180
Feb 27 17:15:19 maas kernel: [ 1422.761113] ffff881026fe7988
ffffffff8137111b ffff881029224c30 ffff880034ae8800
Feb 27 17:15:19 maas kernel: [ 1422.769403] 0000000000000000
ffff881026fe79b0 ffffffff8137b212 ffffffff811e6fea
Feb 27 17:15:19 maas kernel: [ 1422.777691] Call Trace:
Feb 27 17:15:19 maas kernel: [ 1422.780420] [<ffffffff8137111b>]
aa_replace_current_label+0xeb/0x140
Feb 27 17:15:19 maas kernel: [ 1422.787609] [<ffffffff8137b212>]
apparmor_file_alloc_security+0xc2/0x160
Feb 27 17:15:19 maas kernel: [ 1422.795185] [<ffffffff811e6fea>] ?
kmem_cache_alloc+0x1ba/0x1e0
Feb 27 17:15:19 maas kernel: [ 1422.801889] [<ffffffff81337eb3>]
security_file_alloc+0x33/0x50
Feb 27 17:15:19 maas kernel: [ 1422.808495] [<ffffffff81209d5a>]
get_empty_filp+0x9a/0x1c0
Feb 27 17:15:19 maas kernel: [ 1422.814714] [<ffffffff812163ed>]
path_openat+0x3d/0x1280
Feb 27 17:15:19 maas kernel: [ 1422.820738] [<ffffffff810c0a84>] ?
__wake_up+0x44/0x50
Feb 27 17:15:19 maas kernel: [ 1422.826569] [<ffffffff8128f08b>] ?
ext4_free_inode+0x22b/0x630
Feb 27 17:15:19 maas kernel: [ 1422.833174] [<ffffffff81218801>]
do_filp_open+0x91/0x100
Feb 27 17:15:19 maas kernel: [ 1422.839198] [<ffffffff810e4ec7>] ?
call_rcu_sched+0x17/0x20
Feb 27 17:15:19 maas kernel: [ 1422.845515] [<ffffffff812b3f1b>] ?
ext4_destroy_inode+0x3b/0xa0
Feb 27 17:15:19 maas kernel: [ 1422.852218] [<ffffffff8124a7bc>] ?
__fsnotify_inode_delete+0x1c/0x20
Feb 27 17:15:19 maas kernel: [ 1422.859406] [<ffffffff812235d8>] ?
destroy_inode+0x38/0x60
Feb 27 17:15:19 maas kernel: [ 1422.865622] [<ffffffff8122372d>] ?
evict+0x12d/0x190
Feb 27 17:15:19 maas kernel: [ 1422.871257] [<ffffffff812177a4>] ?
putname+0x54/0x60
Feb 27 17:15:19 maas kernel: [ 1422.876892] [<ffffffff81217664>] ?
getname_kernel+0x34/0x120
Feb 27 17:15:19 maas kernel: [ 1422.883302] [<ffffffff81207237>]
file_open_name+0xf7/0x150
Feb 27 17:15:19 maas kernel: [ 1422.889520] [<ffffffff812072c3>]
filp_open+0x33/0x60
Feb 27 17:15:19 maas kernel: [ 1422.895156] [<ffffffff8126a8a1>]
do_coredump+0x4c1/0xe90
Feb 27 17:15:19 maas kernel: [ 1422.901178] [<ffffffff81371851>] ?
profile_signal_perm.part.4+0xb1/0x110
Feb 27 17:15:19 maas kernel: [ 1422.908754] [<ffffffff8108dec8>]
get_signal+0x268/0x600
Feb 27 17:15:19 maas kernel: [ 1422.914681] [<ffffffff81016517>]
do_signal+0x37/0x6f0
Feb 27 17:15:19 maas kernel: [ 1422.920413] [<ffffffff8108ccec>] ?
do_send_sig_info+0x6c/0xa0
Feb 27 17:15:19 maas kernel: [ 1422.926921] [<ffffffff8100320c>]
exit_to_usermode_loop+0x8c/0xd0
Feb 27 17:15:19 maas kernel: [ 1422.933719] [<ffffffff81003c2e>]
syscall_return_slowpath+0x4e/0x60
Feb 27 17:15:19 maas kernel: [ 1422.940714] [<ffffffff81813fd0>]
int_ret_from_sys_call+0x25/0x8f
Feb 27 17:15:19 maas kernel: [ 1422.947512] Code: ca 48 81 fa 20 25 e4 81 0f
84 6c fe ff ff 48 8b 8a c8 00 00 00 48 39 ce 75 e4 3b 82 d4 00 00 00 0f 84 9a
fe ff ff 48 89 f2 eb d6 <0f> 0b 0f 0b e8 2a ed fd ff 49 8b 44 24 30 48 89 c2 f7
d0 48 c1
Feb 27 17:15:19 maas kernel: [ 1422.969091] RIP [<ffffffff8109fcbd>]
commit_creds+0x20d/0x250
Feb 27 17:15:19 maas kernel: [ 1422.975608] RSP <ffff881026fe7940>
Feb 27 17:15:19 maas kernel: [ 1422.979523] ---[ end trace 9e5c57f08d29feb8
]---
---
AlsaDevices:
total 0
crw-rw----+ 1 root audio 116, 1 Feb 27 17:37 seq
crw-rw----+ 1 root audio 116, 33 Feb 27 17:37 timer
AplayDevices: Error: [Errno 2] No such file or directory
ApportVersion: 2.20-0ubuntu3
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/dsp3', '/dev/dsp2',
'/dev/dsp1', '/dev/dsp', '/dev/snd/seq', '/dev/snd/timer', '/dev/sequencer']
failed with exit code 1:
DistroRelease: Ubuntu 16.04
HibernationDevice: RESUME=UUID=e29b05de-72f8-4cfd-9272-b6087dd6aaf6
MachineType: Dell Inc. PowerEdge R430
Package: linux (not installed)
PciMultimedia:
ProcEnviron:
LANGUAGE=en_GB:en
TERM=xterm-256color
PATH=(custom, no user)
LANG=en_GB.UTF-8
SHELL=/bin/bash
ProcFB: 0 EFI VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-8-generic.efi.signed
root=UUID=52010861-42ec-4375-b2f7-a3fd86f5a1cb ro console=tty0
console=ttyS0,115200n8 nomdmonddf nomdmonisw
ProcVersionSignature: Ubuntu 4.4.0-8.23-generic 4.4.2
RelatedPackageVersions:
linux-restricted-modules-4.4.0-8-generic N/A
linux-backports-modules-4.4.0-8-generic N/A
linux-firmware 1.156
RfKill: Error: [Errno 2] No such file or directory
Tags: xenial
Uname: Linux 4.4.0-8-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
_MarkForUpload: True
dmi.bios.date: 10/05/2015
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.5.4
dmi.board.name: 03XKDV
dmi.board.vendor: Dell Inc.
dmi.board.version: A01
dmi.chassis.type: 23
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvr1.5.4:bd10/05/2015:svnDellInc.:pnPowerEdgeR430:pvr:rvnDellInc.:rn03XKDV:rvrA01:cvnDellInc.:ct23:cvr:
dmi.product.name: PowerEdge R430
dmi.sys.vendor: Dell Inc.
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