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SubjectRe: [PATCH v2 0/5] Fix oom killer doesn't work at all if system have > gigabytes memory (aka CAI founded issue)
> OK, there was also a panic at the end. Is that expected?
>
> BUG: unable to handle kernel NULL pointer dereference at 00000000000002a8
> IP: [<ffffffff811227d4>] get_mm_counter+0x14/0x30
> PGD 0
> Oops: 0000 [#1] SMP
> CPU 7
> Modules linked in: autofs4 sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf ipv6 dm_mirror dm_region_hash dm_log microcode serio_raw pcspkr cdc_ether usbnet mii i2c_i801 i2c_core iTCO_wdt iTCO_vendor_support sg shpchp ioatdma dca i7core_edac edac_core bnx2 ext4 mbcache jbd2 sd_mod crc_t10dif pata_acpi ata_generic ata_piix mptsas mptscsih mptbase scsi_transport_sas dm_mod [last unloaded: scsi_wait_scan]

My fault. my [1/5] has a bug. please apply following incremental patch.


index 9c7f149..f0e34d4 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -448,8 +448,8 @@ static void dump_tasks(const struct mem_cgroup *mem, const nodemask_t *no
task_tgid_nr(task), task_tgid_nr(task->real_parent),
task_uid(task),
task->mm->total_vm,
- get_mm_rss(task->mm) + p->mm->nr_ptes,
- get_mm_counter(p->mm, MM_SWAPENTS),
+ get_mm_rss(task->mm) + task->mm->nr_ptes,
+ get_mm_counter(task->mm, MM_SWAPENTS),
task->signal->oom_score_adj,
task->comm);
task_unlock(task);



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