Bug#416524: linux-image-2.6.18-5-xen-amd64: Kernel BUG at fs/fuse/control.c:82
Package: linux-image-2.6.18-5-xen-amd64
Version: 2.6.18.dfsg.1-13etch4
Followup-For: Bug #416524
Confirmation of this bug.
Upgrading fuse-utils while sshfs-mounts are active screws up the whole
fuse-system. Kernel log attached.
I'm using kernel 2.6.18-5-xen-amd64 on a Xen domU Lenny host.
----------- [cut here ] --------- [please bite here ] ---------
Kernel BUG at fs/fuse/control.c:82
invalid opcode: 0000 [1] SMP
CPU 1
Modules linked in: fuse iptable_mangle tcp_diag inet_diag ipt_REJECT xt_tcpudp ipt_LOG xt_state iptable_nat ip_nat iptable_filter ip_tables ip_conntrack_irc ip_conntrack_ftp ip_conntrack nfnetlink ipt_owner x_tables dm_snapshot dm_mirror dm_mod ipv6 evdev pcspkr 8250 serial_core reiserfs
Pid: 18145, comm: mount Not tainted 2.6.18-5-xen-amd64 #1
RIP: e030:[<ffffffff880a12b1>] [<ffffffff880a12b1>] :fuse:fuse_ctl_add_dentry+0x26/0xef
RSP: e02b:ffff88001058fb18 EFLAGS: 00010202
RAX: 0000000000000001 RBX: ffff88001058fb68 RCX: 0000000000004140
RDX: ffff88001058fb68 RSI: ffff88001058fb68 RDI: ffff88001a04d080
RBP: ffff88001e820600 R08: 0000000000000002 R09: ffffffff8045b460
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88001a04d080
R13: 0000000000004140 R14: ffffffff8045b460 R15: 0000000000000002
FS: 00002b9fe3dc4af0(0000) GS:ffffffff804c4080(0000) knlGS:0000000000000000
CS: e033 DS: 0000 ES: 0000
Process mount (pid: 18145, threadinfo ffff88001058e000, task ffff88001d1da140)
Stack: ffff880001600000 ffff88001058fb68 ffff88001e820600 ffff88001a04d080
0000000000000000 ffffffff880a1465 ffff8800020d8180 ffffffff880a13e2
ffffffff803f4de0 0000000000000001
Call Trace:
[<ffffffff880a1465>] :fuse:fuse_ctl_fill_super+0x0/0xd3
[<ffffffff880a13e2>] :fuse:fuse_ctl_add_conn+0x68/0xeb
[<ffffffff880a14d7>] :fuse:fuse_ctl_fill_super+0x72/0xd3
[<ffffffff802b593e>] get_sb_single+0x5c/0xb3
[<ffffffff802b5802>] vfs_kern_mount+0x93/0x11a
[<ffffffff802b58cb>] do_kern_mount+0x36/0x4d
[<ffffffff802be063>] do_mount+0x68c/0x6ff
[<ffffffff8022d208>] mntput_no_expire+0x19/0x8b
[<ffffffff80208d83>] __handle_mm_fault+0x5ce/0xe85
[<ffffffff8020ba57>] do_page_fault+0xdce/0x112f
[<ffffffff8025feaa>] _spin_lock_irqsave+0x9/0x14
[<ffffffff8022253c>] __up_read+0x13/0x8a
[<ffffffff8020ba57>] do_page_fault+0xdce/0x112f
[<ffffffff802090a8>] __handle_mm_fault+0x8f3/0xe85
[<ffffffff8020a88e>] get_page_from_freelist+0x219/0x3bb
[<ffffffff8020f98d>] __alloc_pages+0x5c/0x2a9
[<ffffffff8024b935>] sys_mount+0x8a/0xd7
[<ffffffff8025bdba>] system_call+0x86/0x8b
[<ffffffff8025bd34>] system_call+0x0/0x8b
Code: 0f 0b 68 fd 1d 0a 88 c2 52 00 e8 25 a4 21 f8 48 85 c0 49 89
RIP [<ffffffff880a12b1>] :fuse:fuse_ctl_add_dentry+0x26/0xef
RSP <ffff88001058fb18>
~$ dpkg -l | grep fuse
ii fuse-utils 2.7.0-3 Filesystem in USErspace (utilities)
ii libfuse2 2.7.0-3 Filesystem in USErspace library
Hans van Kranenburg
-- System Information:
Debian Release: lenny/sid
APT prefers testing
APT policy: (990, 'testing'), (800, 'unstable')
Architecture: amd64 (x86_64)
Kernel: Linux 2.6.18-5-xen-amd64 (SMP w/2 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash
Versions of packages linux-image-2.6.18-5-xen-amd64 depends on:
ii e2fsprogs 1.40.2-1 ext2 file system utilities and lib
ii initramfs-tools 0.90a tools for generating an initramfs
ii linux-modules-2.6. 2.6.18.dfsg.1-13etch4 Linux 2.6.18 modules on AMD64
linux-image-2.6.18-5-xen-amd64 recommends no packages.
-- no debconf information
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