[Bug 350850] New: rmmod capidrv never returns
https://bugzilla.novell.com/show_bug.cgi?id=350850 User roland.kletzing@materna.de added comment https://bugzilla.novell.com/show_bug.cgi?id=350850#c2 Summary: rmmod capidrv never returns Product: openSUSE 11.0 Version: unspecified Platform: x86 OS/Version: openSUSE 11.0 Status: NEW Severity: Normal Priority: P5 - None Component: Kernel AssignedTo: kernel-maintainers@forge.provo.novell.com ReportedBy: roland.kletzing@materna.de QAContact: qa@suse.de Found By: --- 2.6.24-rc6 kotd kernel on opensuse 10.3 modprobe capidrv rmmod capidrv <-here it hangs and never returns. i can reproduce this on real hardware and inside a virtual machine. didn`t happen with stock 10.3 kernel(s) kernel message: ISDN subsystem Rev: 1.1.2.3/1.1.2.3/1.1.2.2/1.1.2.3/1.1.2.2/1.1.2.2 loaded CAPI Subsystem Rev 1.1.2.8 capidrv: Rev 1.1.2.2: loaded capidrv: Rev 1.1.2.2 : unloaded BUG: unable to handle kernel NULL pointer dereference at virtual address 00000004 printing eip: c014171d *pde = 00000000 Oops: 0002 [#2] SMP last sysfs file: /firmware/edd/int13_dev80/extensions Modules linked in: capidrv kernelcapi isdn slhc ata_piix libata iptable_filter ip_tables ip6table_filter ip6_tables x_tables ipv6 af_packet microcode firmware_class loop dm_mod parport_pc parport pcnet32 rtc_cmos rtc_core rtc_lib mii i2c_piix4 i2c_core container shpchp pci_hotplug ac power_supply button intel_agp agpgart sg sd_mod edd ext3 mbcache jbd fan mptspi mptscsih mptbase scsi_transport_spi scsi_mod thermal processor Pid: 2901, comm: kstopmachine Tainted: G DN (2.6.24-rc6-20071221221335-default #1) EIP: 0060:[<c014171d>] EFLAGS: 00010046 CPU: 0 EIP is at __unlink_module+0x6/0x1c EAX: e0d14400 EBX: 00000020 ECX: 00000000 EDX: 00000000 ESI: 00000000 EDI: df779f18 EBP: 00000000 ESP: df77dfc8 DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 Process kstopmachine (pid: 2901, ti=df77c000 task=def6eeb0 task.ti=df77c000) Stack: c014ad2b df779f18 c014abc5 00000000 c0135f6d c0135f35 00000000 c01062c7 df779ed0 00000000 00000000 00000000 203a4343 554e4728 Call Trace: [<c014ad2b>] do_stop+0x166/0x17e [<c014abc5>] do_stop+0x0/0x17e [<c0135f6d>] kthread+0x38/0x5d [<c0135f35>] kthread+0x0/0x5d [<c01062c7>] kernel_thread_helper+0x7/0x10 ======================= Code: c3 83 78 7c 00 0f 95 c0 0f b6 c0 c3 89 c1 31 d2 31 c0 03 84 11 00 01 00 00 83 ea 80 81 fa 00 10 00 00 75 ee c3 8b 48 04 8b 50 08 <89> 51 04 89 0a c7 40 08 00 02 20 00 c7 40 04 00 01 10 00 31 c0 EIP: [<c014171d>] __unlink_module+0x6/0x1c SS:ESP 0068:df77dfc8 ---[ end trace 4b664d50e02d268c ]--- -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.
https://bugzilla.novell.com/show_bug.cgi?id=350850
User bphilips@novell.com added comment
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Brandon Philips
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User bphilips@novell.com added comment
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Brandon Philips
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Brandon Philips
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User bphilips@novell.com added comment
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--- Comment #4 from Brandon Philips
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User roland.kletzing@materna.de added comment
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--- Comment #5 from roland kletzing
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User bphilips@novell.com added comment
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Brandon Philips
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User roland.kletzing@materna.de added comment
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--- Comment #7 from roland kletzing
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User roland.kletzing@materna.de added comment
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--- Comment #8 from roland kletzing
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User roland.kletzing@materna.de added comment
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--- Comment #9 from roland kletzing
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User roland.kletzing@materna.de added comment
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--- Comment #10 from roland kletzing
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roland kletzing
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User roland.kletzing@materna.de added comment
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--- Comment #11 from roland kletzing
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User kkeil@novell.com added comment
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--- Comment #12 from Karsten Keil
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User roland.kletzing@materna.de added comment
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--- Comment #13 from roland kletzing
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User kkeil@novell.com added comment
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Karsten Keil
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