I am afraid I do not know how to reproduce this. WARNING: at lib/list_debug.c:30 __list_add+0x44/0x5c() list_add corruption. prev->next should be next (f6638448), but was f26f078c. (prev=f26f078c). Modules linked in: w83627hf hwmon_vid i2c_nforce2 Pid: 1933, comm: rtorrent Not tainted 2.6.27-05178-g2e532d6 #6 Call Trace: [<c011de4b>] warn_slowpath+0x4b/0x69 [<c0137a03>] ? trace_hardirqs_off+0xb/0xd [<c01070ab>] ? native_sched_clock+0x76/0x88 [<c0138cc5>] ? trace_hardirqs_on+0xb/0xd [<c0138c93>] ? trace_hardirqs_on_caller+0xe6/0x10d [<c031aa43>] ? release_sock+0xac/0xb4 [<c0138cc5>] ? trace_hardirqs_on+0xb/0xd [<c0139d4e>] ? __lock_acquire+0xaeb/0xafa [<c0139d4e>] ? __lock_acquire+0xaeb/0xafa [<c0137a39>] ? put_lock_stats+0xd/0x21 [<c026a404>] __list_add+0x44/0x5c [<c0186be0>] ep_poll_callback+0x5b/0xb4 [<c011735b>] __wake_up_common+0x35/0x5b [<c0117c6d>] __wake_up_sync+0x31/0x44 [<c031ae39>] sock_def_readable+0x38/0x63 [<c03467eb>] tcp_rcv_established+0x37c/0x49d [<c034c2cc>] tcp_v4_do_rcv+0x25/0x151 [<c0386269>] ? _spin_lock_nested+0x51/0x59 [<c034c6e9>] tcp_v4_rcv+0x2f1/0x4a2 [<c0336a65>] ip_local_deliver+0x86/0xd6 [<c03369c1>] ip_rcv+0x361/0x37f [<c0322ad7>] netif_receive_skb+0x1af/0x1cf [<c02e5892>] nv_napi_poll+0x201/0x4f8 [<c0138cc5>] ? trace_hardirqs_on+0xb/0xd [<c03217f0>] net_rx_action+0x98/0x155 [<c0121d94>] __do_softirq+0x6a/0xf1 [<c0121e4a>] do_softirq+0x2f/0x47 [<c0121fb9>] irq_exit+0x3b/0x84 [<c01046fb>] do_IRQ+0x6d/0x82 [<c01038d0>] common_interrupt+0x28/0x30 ---[ end trace 71f919bde0b515ac ]--- ------------[ cut here ]------------ WARNING: at lib/list_debug.c:30 __list_add+0x44/0x5c() list_add corruption. prev->next should be next (f6638448), but was f26f078c. (prev=f26f078c). Modules linked in: w83627hf hwmon_vid i2c_nforce2 Pid: 1933, comm: rtorrent Tainted: G W 2.6.27-05178-g2e532d6 #6 Call Trace: [<c011de4b>] warn_slowpath+0x4b/0x69 [<c0160063>] ? shmem_writepage+0x147/0x1ad [<c0139de8>] ? print_lock_contention_bug+0x14/0xd7 [<c0138cc5>] ? trace_hardirqs_on+0xb/0xd [<c0137a39>] ? put_lock_stats+0xd/0x21 [<c026a404>] __list_add+0x44/0x5c [<c0187600>] sys_epoll_ctl+0x36f/0x405 [<c0137a03>] ? trace_hardirqs_off+0xb/0xd [<c0102ea9>] sysenter_do_call+0x12/0x35 ---[ end trace 71f919bde0b515ac ]--- ------------[ cut here ]------------ WARNING: at lib/list_debug.c:30 __list_add+0x44/0x5c() list_add corruption. prev->next should be next (f6638448), but was f26e4a8c. (prev=f26e4a8c). Modules linked in: w83627hf hwmon_vid i2c_nforce2 Pid: 1933, comm: rtorrent Tainted: G W 2.6.27-05178-g2e532d6 #6 Call Trace: [<c011de4b>] warn_slowpath+0x4b/0x69 [<c0138cc5>] ? trace_hardirqs_on+0xb/0xd [<c0321890>] ? net_rx_action+0x138/0x155 [<c0121d28>] ? _local_bh_enable+0x86/0x88 [<c0137a39>] ? put_lock_stats+0xd/0x21 [<c026a404>] __list_add+0x44/0x5c [<c0187600>] sys_epoll_ctl+0x36f/0x405 [<c0102ea9>] sysenter_do_call+0x12/0x35 ---[ end trace 71f919bde0b515ac ]--- ------------[ cut here ]------------ WARNING: at lib/list_debug.c:30 __list_add+0x44/0x5c() list_add corruption. prev->next should be next (f6638448), but was f26e4a8c. (prev=f26e4a8c). Modules linked in: w83627hf hwmon_vid i2c_nforce2 Pid: 1933, comm: rtorrent Tainted: G W 2.6.27-05178-g2e532d6 #6 Call Trace: [<c011de4b>] warn_slowpath+0x4b/0x69 [<c0138cc5>] ? trace_hardirqs_on+0xb/0xd [<c0321890>] ? net_rx_action+0x138/0x155 [<c0121d28>] ? _local_bh_enable+0x86/0x88 [<c0137a39>] ? put_lock_stats+0xd/0x21 [<c026a404>] __list_add+0x44/0x5c [<c0187600>] sys_epoll_ctl+0x36f/0x405 [<c0102ea9>] sysenter_do_call+0x12/0x35 ---[ end trace 71f919bde0b515ac ]--- BUG: unable to handle kernel paging request at 6b6b6b7b IP: [<c0187068>] sys_epoll_wait+0x24c/0x3c2 *pde = 00000000 Oops: 0000 [#1] PREEMPT DEBUG_PAGEALLOC last sysfs file: /sys/devices/platform/w83627hf.656/name Modules linked in: w83627hf hwmon_vid i2c_nforce2 Pid: 1933, comm: rtorrent Tainted: G W (2.6.27-05178-g2e532d6 #6) EIP: 0060:[<c0187068>] EFLAGS: 00010246 CPU: 0 EIP is at sys_epoll_wait+0x24c/0x3c2 EAX: 6b6b6b6b EBX: f26e4a8c ECX: f673e000 EDX: 00000000 ESI: f26e4a80 EDI: f6638390 EBP: f673ffb0 ESP: f673ff4c DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068 Process rtorrent (pid: 1933, ti=f673e000 task=f6735100 task.ti=f673e000) Stack: f673ff9c c0176bda 00000000 f670ef00 f6638418 0000000b f6638448 f6638440 f26e4a8c f6638420 f66383f8 00000008 f66383b0 f673ff94 c025db74 f673ff9c bfbed370 00000000 f673ffb0 bfbed370 f673ff9c f673ff9c 00000006 00000022 Call Trace: [<c0176bda>] ? mntput_no_expire+0x16/0xb4 [<c025db74>] ? copy_to_user+0x36/0x106 [<c0102ea9>] ? sysenter_do_call+0x12/0x35 Code: c7 45 a4 00 00 00 00 e9 8e 00 00 00 8b 75 bc 83 ee 0c 8b 56 0c 8b 46 10 89 42 04 89 10 8b 55 bc 8b 46 18 89 56 0c 89 56 10 31 d2 <8b> 48 10 ff 51 1c 8b 5e 38 21 d8 89 5d c8 89 45 d0 74 3f 6b 45 EIP: [<c0187068>] sys_epoll_wait+0x24c/0x3c2 SS:ESP 0068:f673ff4c -- To unsubscribe from this list: send the line "unsubscribe kernel-testers" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
