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Message-ID: <20070628075551.GA10551@localhost.sw.ru> Date: Thu, 28 Jun 2007 11:55:52 +0400 From: Dmitry Monakhov <dmonakhov@...ru> To: Jan Engelhardt <jengelh@...putergmbh.de> Cc: corentincj@...aif.net, sziwan@...rs.sourceforge.net, acpi4asus-user@...ts.sourceforge.net, Linux Kernel Mailing List <linux-kernel@...r.kernel.org> Subject: Re: Oops on rmmod asus_acpi On 21:16 Срд 27 Июн , Jan Engelhardt wrote: > Hi, > > > > modprobe asus_acpi > rmmod asus_acpi > > is all that is needed to trigger an Oops in 2.6.22-rc6 (x86). > If you need more info, please let me know, thanks. > > Note that the machine is not ASUS at all (vmware). > (But suse_factory loads asus_acpi anyway -wtf?!) Fixed in -mm tree by asus_acpi-fix-oops-on-non-asus-machines.patch > > > Jun 27 21:11:33 su1 kernel: WARNING: at /ws/linux-2.6.22/lib/kref.c:33 kref_get() > Jun 27 21:11:33 su1 kernel: [<c01c5e75>] kref_get+0x34/0x3f > Jun 27 21:11:33 su1 kernel: [<c01c52ef>] kobject_get+0xf/0x13 > Jun 27 21:11:33 su1 kernel: [<c0228885>] get_driver+0xe/0x14 > Jun 27 21:11:33 su1 kernel: [<c0228896>] driver_remove_file+0xb/0x25 > Jun 27 21:11:33 su1 kernel: [<c0227efd>] bus_remove_driver+0x17/0x75 > Jun 27 21:11:33 su1 kernel: [<c6a9f018>] asus_acpi_exit+0x18/0x28 [asus_acpi] > Jun 27 21:11:33 su1 kernel: [<c013cebc>] sys_delete_module+0x1a0/0x1c8 > Jun 27 21:11:33 su1 kernel: [<c01494bd>] audit_syscall_entry+0x10d/0x137 > Jun 27 21:11:33 su1 kernel: [<c0107c18>] do_syscall_trace+0x13d/0x181 > Jun 27 21:11:33 su1 kernel: [<c0104d40>] syscall_call+0x7/0xb > Jun 27 21:11:33 su1 kernel: ======================= > Jun 27 21:11:33 su1 kernel: WARNING: at /ws/linux-2.6.22/lib/kref.c:33 kref_get() > Jun 27 21:11:33 su1 kernel: [<c01c5e75>] kref_get+0x34/0x3f > Jun 27 21:11:33 su1 kernel: [<c01c52ef>] kobject_get+0xf/0x13 > Jun 27 21:11:33 su1 kernel: [<c0228885>] get_driver+0xe/0x14 > Jun 27 21:11:33 su1 kernel: [<c0228896>] driver_remove_file+0xb/0x25 > Jun 27 21:11:33 su1 kernel: [<c0227f09>] bus_remove_driver+0x23/0x75 > Jun 27 21:11:33 su1 kernel: [<c6a9f018>] asus_acpi_exit+0x18/0x28 [asus_acpi] > Jun 27 21:11:33 su1 kernel: [<c013cebc>] sys_delete_module+0x1a0/0x1c8 > Jun 27 21:11:33 su1 kernel: [<c01494bd>] audit_syscall_entry+0x10d/0x137 > Jun 27 21:11:33 su1 kernel: [<c0107c18>] do_syscall_trace+0x13d/0x181 > Jun 27 21:11:33 su1 kernel: [<c0104d40>] syscall_call+0x7/0xb > Jun 27 21:11:33 su1 kernel: ======================= > Jun 27 21:11:33 su1 kernel: BUG: unable to handle kernel NULL pointer dereference at virtual address 00000010 > Jun 27 21:11:33 su1 kernel: printing eip: > Jun 27 21:11:33 su1 kernel: c02ab74b > Jun 27 21:11:33 su1 kernel: *pde = 00000000 > Jun 27 21:11:33 su1 kernel: Oops: 0000 [#1] > Jun 27 21:11:33 su1 kernel: SMP > Jun 27 21:11:33 su1 kernel: Modules linked in: asus_acpi ipv6 nfs lockd nfs_acl sunrpc dock button battery ac dm_crypt loop dm_mod xt_hashlimit ip6_tables xt_u32 xt_conntrack xt_connlimit nf_conntrack nfnetlink x_tables rtc_cmos rtc_core rtc_lib pcnet32 mii i2c_piix4 i2c_core mptctl generic piix ide_core shpchp pci_hotplug intel_agp agpgart sg parport_pc lp parport sd_mod edd xfs fan mptspi mptscsih mptbase scsi_transport_spi ata_piix libata scsi_mod thermal processor > Jun 27 21:11:33 su1 kernel: CPU: 0 > Jun 27 21:11:33 su1 kernel: EIP: 0060:[<c02ab74b>] Not tainted VLI > Jun 27 21:11:33 su1 kernel: EFLAGS: 00010246 (2.6.22-rc6+ccj #11) > Jun 27 21:11:33 su1 kernel: EIP is at klist_del+0x9/0x31 > Jun 27 21:11:33 su1 kernel: eax: 00000000 ebx: 00000000 ecx: c02fdc20 edx: 00000001 > Jun 27 21:11:33 su1 kernel: esi: 00000000 edi: c6aa262c ebp: c139c000 esp: c139df30 > Jun 27 21:11:33 su1 kernel: ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 > Jun 27 21:11:33 su1 kernel: Process rmmod (pid: 3004, ti=c139c000 task=c5da0030 task.ti=c139c000) > Jun 27 21:11:33 su1 kernel: Stack: c6aa262c 00000000 c0341100 c02ab7c3 c6aa25d0 c0227f36 c6aa2d80 00000000 > Jun 27 21:11:33 su1 kernel: 00000880 c6a9f018 c013cebc 73757361 7063615f c2cf0069 00000000 c01494bd > Jun 27 21:11:33 su1 kernel: bfb59010 00000081 40000003 c5da0030 bfb5b858 00000880 00000000 c139dfb8 > Jun 27 21:11:33 su1 kernel: Call Trace: > Jun 27 21:11:33 su1 kernel: [<c02ab7c3>] klist_remove+0x8/0x13 > Jun 27 21:11:33 su1 kernel: [<c0227f36>] bus_remove_driver+0x50/0x75 > Jun 27 21:11:33 su1 kernel: [<c6a9f018>] asus_acpi_exit+0x18/0x28 [asus_acpi] > Jun 27 21:11:33 su1 kernel: [<c013cebc>] sys_delete_module+0x1a0/0x1c8 > Jun 27 21:11:33 su1 kernel: [<c01494bd>] audit_syscall_entry+0x10d/0x137 > Jun 27 21:11:33 su1 kernel: [<c0107c18>] do_syscall_trace+0x13d/0x181 > Jun 27 21:11:33 su1 kernel: [<c0104d40>] syscall_call+0x7/0xb > Jun 27 21:11:33 su1 kernel: ======================= > Jun 27 21:11:33 su1 kernel: Code: ff 8b 04 24 8b 16 89 46 08 b0 01 86 02 85 ed 74 08 85 ff 74 04 89 f8 ff d5 8b 04 24 5a 5b 5e 5f 5d c3 57 89 c7 56 53 8b 18 89 d8 <8b> 73 10 e8 d3 22 00 00 89 f8 e8 6f ff ff ff 83 f8 01 19 c0 f7 > Jun 27 21:11:33 su1 kernel: EIP: [<c02ab74b>] klist_del+0x9/0x31 SS:ESP 0068:c139df30 > > > Jan > -- > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@...r.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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