** Changed in: linux (Ubuntu)
Status: Triaged => Invalid
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https://bugs.launchpad.net/bugs/1795675
Title:
kernel BUG at /build/linux-PygFzL/linux-3.13.0/kernel/timer.c:930!
Status in linux package in Ubuntu:
Invalid
Status in linux source package in Trusty:
Triaged
Bug description:
Running a set of autotests on Trusty with kernel 3.13.0-160-generic
results in the following reproducible crash:
[10870.247844] kernel BUG at
/build/linux-PygFzL/linux-3.13.0/kernel/timer.c:930!
[10870.255080] invalid opcode: 0000 [#1] SMP
[10870.259339] Modules linked in: squashfs aufs quota_v2 quota_tree
ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4
xt_conntrack nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp
bridge stp llc ip6table_filter ip6_tables iptable_filter ip_tables ebtable_nat
ebtables x_tables dm_crypt snd_hda_codec_realtek x86_pkg_temp_thermal coretemp
kvm_intel kvm dell_wmi sparse_keymap snd_hda_intel crct10dif_pclmul
crc32_pclmul ghash_clmulni_intel snd_hda_codec aesni_intel dcdbas snd_hwdep
aes_x86_64 snd_pcm snd_page_alloc lrw snd_timer gf128mul glue_helper
dm_multipath e1000e(OX) snd ablk_helper cryptd scsi_dh ptp serio_raw pps_core
joydev shpchp soundcore acpi_pad mac_hid lp parport zfs(POX) zunicode(POX)
zcommon(POX) znvpair(POX) spl(OX) zavl(POX) nbd hid_generic usbhid hid ahci
psmouse libahci wmi video [last unloaded: notifier_error_inject]
[10870.341666] CPU: 3 PID: 0 Comm: swapper/3 Tainted: P W OX
3.13.0-160-generic #210-Ubuntu
[10870.350483] Hardware name: Dell Inc. PowerEdge T30/07T4MC, BIOS 1.0.10
09/28/2017
[10870.358004] task: ffff880261d38000 ti: ffff880261d2e000 task.ti:
ffff880261d2e000
[10870.365527] RIP: 0010:[<ffffffff8107cae0>] [<ffffffff8107cae0>]
add_timer_on+0x100/0x110
[10870.373808] RSP: 0018:ffff88026dd83e20 EFLAGS: 00010286
[10870.379157] RAX: 0000000000000000 RBX: ffff88026dd8f5e0 RCX:
0000000100297ce1
[10870.386321] RDX: ffff88026dd80000 RSI: 0000000000000003 RDI:
ffff88026dd8f5e0
[10870.393483] RBP: ffff88026dd83e50 R08: 00000001002857e9 R09:
ffff88026dd83da0
[10870.400648] R10: ffff88026dd83da4 R11: ffff88026dd83b2e R12:
ffff880261e04000
[10870.407813] R13: 0000000000000100 R14: 0000000000000003 R15:
ffff88026dd8f5e0
[10870.414977] FS: 0000000000000000(0000) GS:ffff88026dd80000(0000)
knlGS:0000000000000000
[10870.423103] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[10870.428886] CR2: 00007ffef89bc3c8 CR3: 0000000001c0e000 CR4:
0000000000360770
[10870.437837] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[10870.445000] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
[10870.452164] Stack:
[10870.454229] 0000000000000c0a ffff88026dd8f5e0 00000000000249f0
0000000000000100
[10870.461928] ffffffff8103ac10 0000000000000001 ffff88026dd83e70
ffffffff8103aca4
[10870.469630] ffff880261e04000 ffff88026dc8f5e0 ffff88026dd83ea8
ffffffff8107aab8
[10870.477330] Call Trace:
[10870.479828] <IRQ>
[10870.481796] [<ffffffff8103ac10>] ? mce_cpu_restart+0x40/0x40
[10870.487899] [<ffffffff8103aca4>] mce_timer_fn+0x94/0x130
[10870.493335] [<ffffffff8107aab8>] call_timer_fn+0x38/0x150
[10870.498856] [<ffffffff8103ac10>] ? mce_cpu_restart+0x40/0x40
[10870.504640] [<ffffffff8107c4ef>] run_timer_softirq+0x21f/0x310
[10870.510602] [<ffffffff81073491>] __do_softirq+0x101/0x310
[10870.516130] [<ffffffff81073a35>] irq_exit+0x105/0x110
[10870.521315] [<ffffffff81751513>] smp_apic_timer_interrupt+0x53/0x70
[10870.527709] [<ffffffff8174e151>] apic_timer_interrupt+0x191/0x1a0
[10870.533927] <EOI>
[10870.535894] [<ffffffff810a4c65>] ? sched_clock_cpu+0xb5/0x100
[10870.542083] [<ffffffff815e8de7>] ? cpuidle_enter_state+0x57/0xd0
[10870.548213] [<ffffffff815e8ddd>] ? cpuidle_enter_state+0x4d/0xd0
[10870.554343] [<ffffffff815e8f44>] cpuidle_idle_call+0xe4/0x240
[10870.560212] [<ffffffff8101eede>] arch_cpu_idle+0xe/0x40
[10870.565563] [<ffffffff810c6b01>] cpu_startup_entry+0xc1/0x2c0
[10870.571433] [<ffffffff8104472e>] start_secondary+0x24e/0x300
[10870.577215] Code: 74 24 48 8b 03 66 0f 1f 44 00 00 48 8b 7b 08 48 83 c3 10
4c 89 ea 4c 89 fe e8 2d 6f 6d 00 48 8b 03 48 85 c0 75 e5 e9 78 ff ff ff <0f> 0b
48 8b 75 08 e8 05 fe ff ff e9 30 ff ff ff 0f 1f 44 00 00
[10870.600416] RIP [<ffffffff8107cae0>] add_timer_on+0x100/0x110
[10870.606350] RSP <ffff88026dd83e20>
[10870.609887] ---[ end trace 4a4c8eb5651e9968 ]---
[10870.619578] Kernel panic - not syncing: Fatal exception in interrupt
[10870.626062] Kernel Offset: 0x0 from 0xffffffff81000000 (relocation range:
0xffffffff80000000-0xffffffff9fffffff)
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