Hi, Andrew Morton wrote: > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.12-rc4/2.6.12-rc4-mm1/ > > - Added Herbert Xu's ipsec tree to the -mm lineup, as git-ipsec.patch > > - Lots of updates all over the place > > > Changes since 2.6.12-rc3-mm3: Just compiled this one up and this appeared in the log: eth0: no IPv6 routers present Installing knfsd (copyright (C) 1996 okir@monad.swb.de). ------------[ cut here ]------------ kernel BUG at include/asm/spinlock.h:99! invalid operand: 0000 [#1] SMP Modules linked in: nfsd exportfs lockd eeprom it87 i2c_sensor i2c_isa sunrpc ipv6 binfmt_misc dm_mod video thermal processor hotkey fan button ac i2c_i801 sr_mod CPU: 0 EIP: 0060:[] Not tainted VLI EFLAGS: 00010202 (2.6.12-rc4-mm1) EIP is at _spin_unlock+0x24/0x2e eax: 00000001 ebx: dfc5bf44 ecx: 00000400 edx: c03aa764 esi: dfb8f8e8 edi: dfc5be80 ebp: dfc5be78 esp: dfc5be78 ds: 007b es: 007b ss: 0068 Process pdflush (pid: 144, threadinfo=dfc5a000 task=dfe13530) Stack: dfc5bf1c c01cb806 4b1b5d0b 00000001 dead4ead 00000000 00000001 dfc5be94 dfc5be94 00000000 dfc5bea0 dfc5bea0 00000000 00000000 00000000 00000000 00000000 00000001 dead4ead dfc5bec4 dfc5bec4 dfc5bed0 00000001 dead4ead Call Trace: [] show_stack+0x94/0xca [] show_registers+0x165/0x1f9 [] die+0xf4/0x16f [] do_invalid_op+0x97/0xa1 [] error_code+0x4f/0x54 [] reiser4_sync_inodes+0x39/0x6f [] sync_sb_inodes+0x14/0x20 [] writeback_inodes+0x6a/0xd7 [] wb_kupdate+0x82/0xeb [] __pdflush+0xcb/0x197 [] pdflush+0x1e/0x20 [] kthread+0x99/0x9d [] kernel_thread_helper+0x5/0xb Code: 00 65 e0 35 c0 eb e6 55 89 e5 89 c2 81 78 04 ad 4e ad de 75 0c 0f b6 02 84 c0 7f 0f c6 02 01 5d c3 0f 0b 62 00 65 e0 35 c0 eb ea <0f> 0b 63 00 65 e0 35 c0 eb e7 55 89 e5 f0 81 00 00 00 00 01 5d This is new to -rc4-mm1. Is the patch "reiser4-sb_sync_inodes-cleanup.patch" likely to be the culprit? Reuben