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Message-Id: <20071016221525.307c8904.randy.dunlap@oracle.com> Date: Tue, 16 Oct 2007 22:15:25 -0700 From: Randy Dunlap <randy.dunlap@...cle.com> To: lkml <linux-kernel@...r.kernel.org> Cc: dwmw2@...radead.org, linux-mtd@...ts.infradead.org Subject: mtd: onenand_sim crashes on x86_64, 2.6.23-git7, no MTD devices. Same config file as mtd crash a few minutes earlier. loading onenand_sim a _second_ time crashes: OneNAND Manufacturer: Samsung (0xec) OneNAND 16MB 1.8V 16-bit (0x04) OneNAND version = 0x001e Lock scheme is Continuous Lock Scanning device for bad blocks Creating 1 MTD partitions on "OneNAND simulator": 0x00000000-0x01000000 : "OneNAND simulator partition" mtd: Giving out device 0 to OneNAND simulator partition ------------[ cut here ]------------ kernel BUG at mm/slab.c:2983! invalid opcode: 0000 [1] SMP CPU 0 Modules linked in: hidp l2cap bluetooth snd_via82xx snd_ac97_codec ac97_bus snd_seq_dummy s nd_seq_oss snd_seq_midi_event snd_seq snd_pcm_oss snd_mixer_oss snd_pcm snd_timer snd_page_ alloc snd_mpu401_uart parport snd_rawmidi snd_seq_device snd soundcore Pid: 3676, comm: bash Not tainted 2.6.23-git7 #11 RIP: 0010:[<ffffffff8028a1af>] [<ffffffff8028a1af>] cache_alloc_refill+0xcc/0x1b3 RSP: 0018:ffff81002f199e18 EFLAGS: 00010046 RAX: 0000000000000004 RBX: 0000000000000006 RCX: ffff8100010ff8a0 RDX: ffff81003e7c0800 RSI: ffff8100010ff880 RDI: ffff81003d545680 RBP: ffff81002f199e68 R08: ffff8100010ff880 R09: ffff810037ff4000 R10: ffffffff8028a15c R11: 0000000000000202 R12: ffff81003d545680 R13: ffff810037ff1a00 R14: ffff8100010ff880 R15: 000000000000000a FS: 00002b8d51d76f10(0000) GS:ffffffff806b4000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00000000008e1f28 CR3: 0000000030508000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process bash (pid: 3676, threadinfo ffff81002f198000, task ffff81002fc5c040) Stack: ffff81002fc5c040 000080d0806708d8 ffff81003e7c0800 ffff8100010ff8c0 0000000000000246 0000000000000246 00000000000080d0 ffff81003e7c0800 00000000ffffffff 0000000000000000 ffff81002f199e98 ffffffff8028a42b Call Trace: [<ffffffff8028a42b>] kmem_cache_alloc+0x8c/0xd1 [<ffffffff80294579>] alloc_pipe_info+0x1b/0x48 [<ffffffff80294603>] create_write_pipe+0x5d/0x1b5 [<ffffffff80295115>] do_pipe+0x1a/0x105 [<ffffffff80211460>] sys_pipe+0x1c/0x4b [<ffffffff8020be81>] tracesys+0x71/0xe1 [<ffffffff8020beec>] tracesys+0xdc/0xe1 Code: 0f 0b eb fe 41 8b 5d 00 8b 55 d4 4c 89 e6 48 8b 7d c0 e8 1e RIP [<ffffffff8028a1af>] cache_alloc_refill+0xcc/0x1b3 RSP <ffff81002f199e18> BUG: spinlock lockup on CPU#0, events/0/6, ffff8100010ff8c0 Call Trace: [<ffffffff80328c19>] _raw_spin_lock+0xd1/0xf9 [<ffffffff8050bd0a>] _spin_lock_irq+0x47/0x54 [<ffffffff8028abc7>] drain_array+0x4e/0xc9 [<ffffffff8028b8ec>] cache_reap+0x0/0x20a [<ffffffff8028b999>] cache_reap+0xad/0x20a [<ffffffff8028b8ec>] cache_reap+0x0/0x20a [<ffffffff80244def>] run_workqueue+0x97/0x16a [<ffffffff8024589e>] worker_thread+0x0/0xea [<ffffffff8024597d>] worker_thread+0xdf/0xea [<ffffffff80248981>] autoremove_wake_function+0x0/0x38 [<ffffffff80248869>] kthread+0x49/0x78 [<ffffffff8020cb88>] child_rip+0xa/0x12 [<ffffffff802486e4>] kthreadd+0x120/0x145 [<ffffffff80248820>] kthread+0x0/0x78 [<ffffffff8020cb7e>] child_rip+0x0/0x12 --- ~Randy - 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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