Recall: PROBLEM: JFFS2 Empty summary info causes OOPS

[Veluthakkal, Sreeram]

Veluthakkal, Sreeram would like to recall the message, "PROBLEM: JFFS2 Empty 
summary info causes OOPS".

Recall: PROBLEM: JFFS2 Empty summary info causes OOPS

[Veluthakkal, Sreeram]

Veluthakkal, Sreeram would like to recall the message, "PROBLEM: JFFS2 Empty 
summary info causes OOPS".

PROBLEM: JFFS2 Empty summary info causes OOPS

[Veluthakkal, Sreeram]

Hi,

[1.] Summary: JFFS2 Empty summary node info causes OOPS
[2.] Description: Under stress situations on the filesystem, OOPs are observed. 
The OOPs points to empty summary node info bug. Confirmed that the filesystem 
is not full, not corrupted and is accessible.
[3.] Keywords (i.e., modules, networking, kernel): filesystem
[4.] Kernel information
[4.1.] Kernel version (from /proc/version): 4.1.12
Driver version:  jffs2: version 2.2. (NAND) (SUMMARY)  © 2001-2006 Red Hat, Inc.
[6.] Output of Oops.. 

Kernel BUG at c0268c78 [verbose debug info unavailable]
Internal error: Oops - BUG: 0 [#1] SMP ARM
Modules linked in: npcm750_rng dell_usbmuxdrv(O) g_edm_mass_storage3 vcd_dev(O) 

   usb_storage sd_mod scsi_mod 
rng_core oprofile md4 g_edm_mass_storage2 des_generi

   c dell_regmem_adds(O) dell_pmdrv(O) dell_oom_notify(O) 
dell_msgbox(O) g_edm_mass   

_storage1 dell_fpdrv(O) dell_early_board(O) dell_ipmbdrv(O) dell_i2cdrv(O) 
dell_   
cplddrv(O) 
g_edm_mass_storage cifs bonding g_edm_kbdmouse usb_f_ecm g_ether_usb

    arc4 aess_vkcsdrv(O) aess_smadrv(O) 
usb_f_rndis u_ether aess_pwmdrv(O) aess_pcim

   ailboxdrv(O) aess_mtddrv_spi_nor(O) aess_memdrv(O) libcomposite 
aess_fansensordr
   v(O) 
aess_dynairqdrv(O) aess_gpiodrv(O) aess_video(O) aess_biospostdrv(O) aess_k 

  csdrv(O) aess_eventhandlerdrv(O) 
aess_adcsensordrv(O)
CPU: 1 PID: 998 Comm: cfgmgrd Tainted: G   O    4.1.12
Hardware name: NPCMX50 Chip family
task: d7ccd340 ti: d7c8a000 task.ti: d7c8a000
PC is at jffs2_sum_write_sumnode+0x508/0x518
LR is at jffs2_sum_write_sumnode+0x508/0x518
pc : []    lr : []    psr: 600b0013
sp : d7c8ba90  ip :   fp : d7c8bb80
r10: 00c4  r9 : d84510a8  r8 : 00200200
r7 : 0fa4  r6 : d84510a8  r5 : d9aac000  r4 : d98ca5c0
r3 :   r2 : dcba772c  r1 : dcba52dc  r0 : 0044
Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment user
Control: 18c5387d  Table: 17ea404a  DAC: 0015
Process cfgmgrd (pid: 998, stack limit = 0xd7c8a190)
Stack: (0xd7c8ba90 to 0xd7c8c000)
ba80:  d7c8ba88 c08a6080 c09159c0
baa0: 000a 0091ccfe d9aac11c d7c8bac0 bf074c4c bf072de0 c08a2ae8 de32a000
bac0: 0c200319 b100 00e41eb0  bf074c4c   0002
bae0: 001eb000 bf074c4c  d9aac000 0fcc d84510a8 0fa4 00200200
bb00: 00100100 00c4 d7c8bb80 c0259678 bf074c58 d7c8bb47 0001 
bb20: d7c8bc38 d95f5958 d9aac11c 00c4 d9aac000 0fa4 d7c8bb80 db4aa480
bb40: d845100c c0259c98 d95f5958 d9aac000 0fa4 d9aac000 d85b3d80 d9be43f8
bb60: db4aa480 c0604dc8  c0124818 d95f5998 0019d7bf d9ad9400 c060b44c
bb80: 00c4 c060b44c d95f5998 d95f5958 d9aac000 00028000 d8626700 d85b3d80
bba0: d95f5980 d9be43f8 d845100c c0605688 0019d7bf  d9be43f8 d845100c
bbc0: db4aa480 00029000  c00532a8  d9aac000 0003b000 c060b464
bbe0: 200b0013 c060b464 0003b000 c025fee4   d7c8bc20 
bc00: d7c8bc1c 0001 d9aac0fc  c094fe90 00100100 00200200 d9aac000
bc20: d9aac000 0019d7bf  c02614ec 000c e41eb0b1 d9aac000 d9aac000
bc40: d9aac11c 0019d7bf d9aac04c d9be43f8 d845100c d95f5958 d9aac164 c025ed54
bc60:  c0029350 000c 0001 0048 c025960c  0001
bc80: d8496040 0001  d9aac000 d9aac11c 0014 d9aac04c d7c8a000
bca0: 0013  d7c8bd24 c0259acc d8496040 001c 800b0013 c060b464
bcc0: d8496040 c002a158 d9aac000 800b0013 dab67208  dab67208 dab67208
bce0: c7b77954 d9aac2fc c0793f84 d9aac000 d9aac41c c0266228 0006 c060b5c0
bd00:  c7b77940 c5f06c00 0007 c7b77954 d7c8bd7c d9aac0c0 d7c8bd74
bd20: cc59aba8 0fb8 d9575c98 d7c8bd74 cc59aba8  c0266aac cc59ab68
bd40: d9aac000 d9575c98 d96c4280 c0266b00 001e  c02ca360 
bd60: cc59aba8 c02c2f74 d7c8bd78 d7c8bd7c d9575c98 c0793f84 c5f06c00 001e
bd80:       d9aac000 cc59aba8
bda0: d85f07c0 d9aac000 

PROBLEM: JFFS2 Empty summary info causes OOPS

[Veluthakkal, Sreeram]

Hi,

[1.] Summary: JFFS2 Empty summary node info causes OOPS
[2.] Description: Under stress situations on the filesystem, OOPs are observed. 
The OOPs points to empty summary node info bug. Confirmed that the filesystem 
is not full, not corrupted and is accessible.
[3.] Keywords (i.e., modules, networking, kernel): filesystem
[4.] Kernel information
[4.1.] Kernel version (from /proc/version): 4.1.12
Driver version:  jffs2: version 2.2. (NAND) (SUMMARY)  © 2001-2006 Red Hat, Inc.
[6.] Output of Oops.. 

Kernel BUG at c0268c78 [verbose debug info unavailable]
Internal error: Oops - BUG: 0 [#1] SMP ARM
Modules linked in: npcm750_rng dell_usbmuxdrv(O) g_edm_mass_storage3 vcd_dev(O) 

   usb_storage sd_mod scsi_mod 
rng_core oprofile md4 g_edm_mass_storage2 des_generi

   c dell_regmem_adds(O) dell_pmdrv(O) dell_oom_notify(O) 
dell_msgbox(O) g_edm_mass   

_storage1 dell_fpdrv(O) dell_early_board(O) dell_ipmbdrv(O) dell_i2cdrv(O) 
dell_   
cplddrv(O) 
g_edm_mass_storage cifs bonding g_edm_kbdmouse usb_f_ecm g_ether_usb

    arc4 aess_vkcsdrv(O) aess_smadrv(O) 
usb_f_rndis u_ether aess_pwmdrv(O) aess_pcim

   ailboxdrv(O) aess_mtddrv_spi_nor(O) aess_memdrv(O) libcomposite 
aess_fansensordr
   v(O) 
aess_dynairqdrv(O) aess_gpiodrv(O) aess_video(O) aess_biospostdrv(O) aess_k 

  csdrv(O) aess_eventhandlerdrv(O) 
aess_adcsensordrv(O)
CPU: 1 PID: 998 Comm: cfgmgrd Tainted: G   O    4.1.12
Hardware name: NPCMX50 Chip family
task: d7ccd340 ti: d7c8a000 task.ti: d7c8a000
PC is at jffs2_sum_write_sumnode+0x508/0x518
LR is at jffs2_sum_write_sumnode+0x508/0x518
pc : []    lr : []    psr: 600b0013
sp : d7c8ba90  ip :   fp : d7c8bb80
r10: 00c4  r9 : d84510a8  r8 : 00200200
r7 : 0fa4  r6 : d84510a8  r5 : d9aac000  r4 : d98ca5c0
r3 :   r2 : dcba772c  r1 : dcba52dc  r0 : 0044
Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment user
Control: 18c5387d  Table: 17ea404a  DAC: 0015
Process cfgmgrd (pid: 998, stack limit = 0xd7c8a190)
Stack: (0xd7c8ba90 to 0xd7c8c000)
ba80:  d7c8ba88 c08a6080 c09159c0
baa0: 000a 0091ccfe d9aac11c d7c8bac0 bf074c4c bf072de0 c08a2ae8 de32a000
bac0: 0c200319 b100 00e41eb0  bf074c4c   0002
bae0: 001eb000 bf074c4c  d9aac000 0fcc d84510a8 0fa4 00200200
bb00: 00100100 00c4 d7c8bb80 c0259678 bf074c58 d7c8bb47 0001 
bb20: d7c8bc38 d95f5958 d9aac11c 00c4 d9aac000 0fa4 d7c8bb80 db4aa480
bb40: d845100c c0259c98 d95f5958 d9aac000 0fa4 d9aac000 d85b3d80 d9be43f8
bb60: db4aa480 c0604dc8  c0124818 d95f5998 0019d7bf d9ad9400 c060b44c
bb80: 00c4 c060b44c d95f5998 d95f5958 d9aac000 00028000 d8626700 d85b3d80
bba0: d95f5980 d9be43f8 d845100c c0605688 0019d7bf  d9be43f8 d845100c
bbc0: db4aa480 00029000  c00532a8  d9aac000 0003b000 c060b464
bbe0: 200b0013 c060b464 0003b000 c025fee4   d7c8bc20 
bc00: d7c8bc1c 0001 d9aac0fc  c094fe90 00100100 00200200 d9aac000
bc20: d9aac000 0019d7bf  c02614ec 000c e41eb0b1 d9aac000 d9aac000
bc40: d9aac11c 0019d7bf d9aac04c d9be43f8 d845100c d95f5958 d9aac164 c025ed54
bc60:  c0029350 000c 0001 0048 c025960c  0001
bc80: d8496040 0001  d9aac000 d9aac11c 0014 d9aac04c d7c8a000
bca0: 0013  d7c8bd24 c0259acc d8496040 001c 800b0013 c060b464
bcc0: d8496040 c002a158 d9aac000 800b0013 dab67208  dab67208 dab67208
bce0: c7b77954 d9aac2fc c0793f84 d9aac000 d9aac41c c0266228 0006 c060b5c0
bd00:  c7b77940 c5f06c00 0007 c7b77954 d7c8bd7c d9aac0c0 d7c8bd74
bd20: cc59aba8 0fb8 d9575c98 d7c8bd74 cc59aba8  c0266aac cc59ab68
bd40: d9aac000 d9575c98 d96c4280 c0266b00 001e  c02ca360 
bd60: cc59aba8 c02c2f74 d7c8bd78 d7c8bd7c d9575c98 c0793f84 c5f06c00 001e
bd80:       d9aac000 cc59aba8
bda0: d85f07c0 d9aac000