From mboxrd@z Thu Jan 1 00:00:00 1970 From: rumjantsev@papillon.ru (237 Rumjantsev Egor (PROG)) Date: Wed, 26 May 2010 09:47:23 +0600 Subject: vpack270 and sleep mode In-Reply-To: <201005252247.57688.marek.vasut@gmail.com> References: <1272311167-576-1-git-send-email-marek.vasut@gmail.com> <4BFBD01E.8010101@papillon.ru> <20100525202447.GD16204@n2100.arm.linux.org.uk> <201005252247.57688.marek.vasut@gmail.com> Message-ID: <4BFC99CB.2090902@papillon.ru> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 26.05.2010 02:47, Marek Vasut ?????: > Dne ?t 25. kv?tna 2010 22:24:47 Russell King - ARM Linux napsal(a): >> On Tue, May 25, 2010 at 07:26:54PM +0600, 237 Rumjantsev Egor (PROG) wrote: >>> Unable to handle kernel paging request at virtual address a03ab26f >>> pgd = c7b10000 >>> [a03ab26f] *pgd=8020040e(bad) >>> Internal error: Oops: 803 [#1] PREEMPT >>> Modules linked in: ipv6 pxa_reg >>> CPU: 0 Not tainted (2.6.28.10-vpac3-splash #90) >>> PC is at bad_channel+0x80166/0x91f28 >>> LR is at platform_pm_resume_noirq+0x48/0x54 >> >> My guess is that some platform driver hasn't been properly updated, >> and was registered using driver_register() rather than >> platform_driver_register(). >> >> Check your platform drivers to make sure that they're properly up to >> date. > > I suspect that pxa_reg module. Like I said earlier. > i've tried to run the kernel without loading pxa_reg but core test still fails. Here is a part of boot & core pm test logs. As you can see there is the only ipv6 module loaded. Do i have to remove one by one platform devices from my machine description to find which device fails to suspend/resume ? I forgot to say that i use root file system via NFS. Can it be a problem in suspend/resume process ? Starting syslog daemon Starting klog daemon Starting system message bus:... OK Bringing up loopback interface ip: RTNETLINK answers: File exists Enabling IPv4 packet forwarding net.ipv4.ip_forward = 1 Bringing up interface bnep0 ifup: ignoring unknown interface bnep0 Bringing up interface eth0 ip: RTNETLINK answers: File exists $Starting APM daemon: OK Starting proftpdwarning: `proftpd' uses 32-bit capabilities (legacy support in use) ...OK mount: can't find /mnt/flash in /etc/fstab or /etc/mtab /usr/sbin/alsactl: load_state:1608: No soundcards found... Starting sshd NET: Registered protocol family 10 startup success hwclock: can't open '/dev/misc/rtc': No such file or directory time zone info file /usr/share/zoneinfo/Asia/Yekaterinburg used 25567 00021.314 647.0 48.9 1274844525650972.8 110000.6 0 hwclock: can't open '/dev/misc/rtc': No such file or directory PM: Adding info for No Bus:vcs1 PM: Adding info for No Bus:vcsa1 PM: Adding info for No Bus:vcs2 PM: Adding info for No Bus:vcsa2 PM: Removing info for No Bus:vcs2 PM: Removing info for No Bus:vcsa2 PM: Adding info for No Bus:vcs2 PM: Adding info for No Bus:vcsa2 PM: Adding info for No Bus:vcs3 PM: Adding info for No Bus:vcsa3 pxafb_getmode(): search proper mode pxafb_getmode(): found mode[0] w: 320 h: 240 pxafb_check_var(): depth: 32 pxafb_check_var(): found our mode pxafb_bpp_to_lccr3(): our mode selected eth0: no IPv6 routers present pxa_pm_valid(): enter to pm valid: 3 Power regs: GPDR0: 0xCBF9E200 PWER: 0x00000001 PFER: 0x00000000 PRER: 0x00000001 PGSR0: 0x00010000 PGSR1: 0x000F2000 PGSR2: 0x0404C000 PGSR3: 0x00000020 pxa_pm_valid(): go to pxa_valid PM: Syncing filesystems ... done. PM: Preparing system for mem sleep pxafb_getmode(): search proper mode pxafb_getmode(): found mode[0] w: 320 h: 240 pxafb_check_var(): depth: 32 pxafb_check_var(): found our mode pxafb_bpp_to_lccr3(): our mode selected Freezing user space processes ... (elapsed 0.01 seconds) done. Freezing remaining freezable tasks ... (elapsed 0.00 seconds) done. PM: Entering mem sleep platform pxa27x-udc: preparing suspend pxa2xx-uart pxa2xx-uart.0: preparing suspend pxa2xx-uart pxa2xx-uart.1: preparing suspend pxa2xx-uart pxa2xx-uart.2: preparing suspend platform pxa2xx-i2s: preparing suspend platform sa1100-rtc: preparing suspend platform pxa2xx-i2c.1: preparing suspend platform pxa27x-ssp.0: preparing suspend platform pxa27x-ssp.1: preparing suspend platform pxa27x-ssp.2: preparing suspend platform pxa27x-pwm.0: preparing suspend platform pxa27x-pwm.1: preparing suspend dm9000 dm9000.0: preparing suspend vpac270-ssp vpac270-ssp.0: preparing suspend platform vpac270-pm.0: preparing suspend platform pxa_g64_driver.0: preparing suspend platform pxa2xx_dir_keypad.0: preparing suspend platform pxa_capture.0: preparing suspend platform pxa2xx-ac97: preparing suspend platform mfrc531-ssp.0: preparing suspend pxa2xx-flash pxa2xx-flash.0: preparing suspend platform pxa2xx-mci.0: preparing suspend platform pxa2xx-i2c.0: preparing suspend pxa2xx-fb pxa2xx-fb: preparing suspend pxa27x-ohci pxa27x-ohci: preparing suspend platform regulatory.0: preparing suspend usb usb1: preparing type suspend, may wakeup usb usb1: type suspend, may wakeup platform regulatory.0: suspend pxa27x-ohci pxa27x-ohci: suspend pxa2xx-fb pxa2xx-fb: suspend platform pxa2xx-i2c.0: suspend platform pxa2xx-mci.0: suspend pxa2xx-flash pxa2xx-flash.0: suspend platform mfrc531-ssp.0: suspend platform pxa2xx-ac97: suspend platform pxa_capture.0: suspend platform pxa2xx_dir_keypad.0: suspend platform pxa_g64_driver.0: suspend platform vpac270-pm.0: suspend vpac270-ssp vpac270-ssp.0: suspend dm9000 dm9000.0: suspend platform pxa27x-pwm.1: suspend platform pxa27x-pwm.0: suspend platform pxa27x-ssp.2: suspend platform pxa27x-ssp.1: suspend platform pxa27x-ssp.0: suspend platform pxa2xx-i2c.1: suspend platform sa1100-rtc: suspend platform pxa2xx-i2s: suspend pxa2xx-uart pxa2xx-uart.2: suspend pxa2xx-uart pxa2xx-uart.1: suspend pxa2xx-uart pxa2xx-uart.0: suspend platform pxa27x-udc: suspend pxa_pm_prepare(): enter to pm prepare pxa27x_cpu_pm_prepare(): prepare to suspend platform regulatory.0: LATE suspend pxa27x-ohci pxa27x-ohci: LATE suspend pxa2xx-fb pxa2xx-fb: LATE suspend platform pxa2xx-i2c.0: LATE suspend platform pxa2xx-mci.0: LATE suspend pxa2xx-flash pxa2xx-flash.0: LATE suspend platform mfrc531-ssp.0: LATE suspend platform pxa2xx-ac97: LATE suspend platform pxa_capture.0: LATE suspend platform pxa2xx_dir_keypad.0: LATE suspend platform pxa_g64_driver.0: LATE suspend platform vpac270-pm.0: LATE suspend vpac270-ssp vpac270-ssp.0: LATE suspend dm9000 dm9000.0: LATE suspend platform pxa27x-pwm.1: LATE suspend platform pxa27x-pwm.0: LATE suspend platform pxa27x-ssp.2: LATE suspend platform pxa27x-ssp.1: LATE suspend platform pxa27x-ssp.0: LATE suspend platform pxa2xx-i2c.1: LATE suspend platform sa1100-rtc: LATE suspend platform pxa2xx-i2s: LATE suspend pxa2xx-uart pxa2xx-uart.2: LATE suspend pxa2xx-uart pxa2xx-uart.1: LATE suspend pxa2xx-uart pxa2xx-uart.0: LATE suspend platform pxa27x-udc: LATE suspend suspend debug: Waiting for 5 seconds. platform pxa27x-udc: EARLY resume pxa2xx-uart pxa2xx-uart.0: EARLY resume pxa2xx-uart pxa2xx-uart.1: EARLY resume pxa2xx-uart pxa2xx-uart.2: EARLY resume platform pxa2xx-i2s: EARLY resume platform sa1100-rtc: EARLY resume platform pxa2xx-i2c.1: EARLY resume platform pxa27x-ssp.0: EARLY resume platform pxa27x-ssp.1: EARLY resume platform pxa27x-ssp.2: EARLY resume platform pxa27x-pwm.0: EARLY resume platform pxa27x-pwm.1: EARLY resume dm9000 dm9000.0: EARLY resume vpac270-ssp vpac270-ssp.0: EARLY resume platform vpac270-pm.0: EARLY resume platform pxa_g64_driver.0: EARLY resume platform pxa2xx_dir_keypad.0: EARLY resume platform pxa_capture.0: EARLY resume platform pxa2xx-ac97: EARLY resume platform mfrc531-ssp.0: EARLY resume pxa2xx-flash pxa2xx-flash.0: EARLY resume Unable to handle kernel paging request at virtual address a03ab26f pgd = c6aac000 [a03ab26f] *pgd=8020040e(bad) Internal error: Oops: 803 [#1] PREEMPT Modules linked in: ipv6 CPU: 0 Not tainted (2.6.28.10-vpac3-splash #90) PC is at bad_channel+0x80166/0x91f28 LR is at platform_pm_resume_noirq+0x48/0x54 pc : [] lr : [] psr: a00000b3 sp : c6a97e64 ip : c6a97e74 fp : c6a97e70 r10: 00000004 r9 : c7af7474 r8 : c7a1c000 r7 : 00000005 r6 : a03da1b0 r5 : a03f22e4 r4 : a03dd328 r3 : a03ab23b r2 : 00000000 r1 : a03f22e4 r0 : a03dd320 Flags: NzCv IRQs off FIQs on Mode SVC_32 ISA Thumb Segment user Control: 0000397f Table: a6aac000 DAC: 00000015 Process sh (pid: 300, stack limit = 0xc6a96268) Stack: (0xc6a97e64 to 0xc6a98000) 7e60: c6a97e88 c6a97e74 a01cd9b0 a01cb71c a03dd328 00000010 c6a97ea8 7e80: c6a97e8c a01ce248 a01cd968 00000010 00000000 00000003 a030d660 c6a97ebc 7ea0: c6a97eac a01ce8c8 a01ce1e4 00000000 c6a97ed8 c6a97ec0 a006fd10 a01ce8b8 7ec0: 0000dbff a038c7db 00000003 c6a97ef4 c6a97edc a006ff20 a006fc10 a038c7db 7ee0: 00000003 00000003 c6a97f1c c6a97ef8 a0070040 a006fdfc c780dc14 00000004 7f00: c7af7460 c781ada0 a03eeea4 c6a97f80 c6a97f2c c6a97f20 a018afe8 a006ffb0 7f20: c6a97f58 c6a97f30 a00e1da8 a018afd0 c7a7ff20 4001d000 c6a97f80 00000004 7f40: a00300a4 c6a96000 00000000 c6a97f7c c6a97f5c a0099b58 a00e1ca8 c6a97f80 7f60: 00000000 00000000 c7a7ff20 00000004 c6a97fa4 c6a97f80 a0099cb8 a0099ab0 7f80: 00000000 00000000 00000000 00000004 4001d000 401565f8 00000000 c6a97fa8 7fa0: a002ff00 a0099c78 00000004 4001d000 00000001 4001d000 00000004 00000000 7fc0: 00000004 4001d000 401565f8 00000004 00000001 9e96fb58 00000000 9e96fa44 7fe0: 00000000 9e96f98c 4008df64 400e28b4 60000010 00000001 001b0375 00001702 Backtrace: [] (platform_pm_resume_noirq+0x0/0x54) from [] (pm_noirq_op+0x54/0x88) [] (pm_noirq_op+0x0/0x88) from [] (dpm_power_up+0x70/0xec) r5:00000010 r4:a03dd328 [] (dpm_power_up+0x0/0xec) from [] (device_power_up+0x1c/0x20) r7:a030d660 r6:00000003 r5:00000000 r4:00000010 [] (device_power_up+0x0/0x20) from [] (suspend_devices_and_enter+0x10c/0x1b4) r4:00000000 [] (suspend_devices_and_enter+0x0/0x1b4) from [] (enter_state+0x130/0x1b4) r6:00000003 r5:a038c7db r4:0000dbff [] (enter_state+0x0/0x1b4) from [] (state_store+0x9c/0xc4) r6:00000003 r5:00000003 r4:a038c7db [] (state_store+0x0/0xc4) from [] (kobj_attr_store+0x24/0x28) [] (kobj_attr_store+0x0/0x28) from [] (sysfs_write_file+0x10c/0x144) [] (sysfs_write_file+0x0/0x144) from [] (vfs_write+0xb4/0x140) [] (vfs_write+0x0/0x140) from [] (sys_write+0x4c/0x80) r7:00000004 r6:c7a7ff20 r5:00000000 r4:00000000 [] (sys_write+0x0/0x80) from [] (ret_fast_syscall+0x0/0x2c) r6:401565f8 r5:4001d000 r4:00000004 Code: 74732820 20657461 0a296425 69666300 (646d635f) ---[ end trace 0a425c17b54b883b ]--- -- Rumjantsev Egor