From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 19540 invoked by alias); 15 Feb 2007 16:13:01 -0000 Received: (qmail 19503 invoked by uid 48); 15 Feb 2007 16:12:50 -0000 Date: Thu, 15 Feb 2007 16:13:00 -0000 From: "kris dot van dot hees at oracle dot com" To: frysk-bugzilla@sourceware.org Message-ID: <20070215161249.4052.kris.van.hees@oracle.com> Reply-To: sourceware-bugzilla@sourceware.org Subject: [Bug general/4052] New: frysk2130/strace-clone-exec test causes kernel BUG report and process hang X-Bugzilla-Reason: AssignedTo Mailing-List: contact frysk-bugzilla-help@sourceware.org; run by ezmlm Precedence: bulk List-Subscribe: List-Post: List-Help: , Sender: frysk-bugzilla-owner@sourceware.org X-SW-Source: 2007-q1/txt/msg00395.txt.bz2 List-Id: FC6 with 2.6.19-1.2911.fc6 kernel on x86_64: BUGging on (tsk->exit_state != EXIT_ZOMBIE) ----------- [cut here ] --------- [please bite here ] --------- Kernel BUG at kernel/utrace.c:193 invalid opcode: 0000 [1] SMP last sysfs file: /devices/pci0000:00/0000:00:00.0/irq CPU 1 Modules linked in: i915 drm autofs4 hidp rfcomm l2cap bluetooth sunrpc dm_mirror dm_multipath dm_mod video sbs i2c_ec button battery asus_acpi ac ipv6 lp joydev snd_intel8x0 snd_ac97_codec snd_ac97_bus snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss sg snd_mixer_oss snd_pcm snd_timer snd soundcore pcspkr snd_page_alloc tg3 ide_cd shpchp iTCO_wdt i2c_i801 serio_raw i2c_core parport_pc cdrom parport ata_piix libata sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd Pid: 25672, comm: threadexec Not tainted 2.6.19-1.2911.fc6 #1 RIP: 0010:[] [] check_dead_utrace+0x6c/0x146 RSP: 0018:ffff8100b3bb7cf8 EFLAGS: 00010286 RAX: 000000000000002f RBX: ffff810099b45080 RCX: ffffffff80575598 RDX: ffffffff80575598 RSI: 0000000000000000 RDI: ffffffff80575580 RBP: 0000000000000000 R08: ffffffff80575598 R09: 0000000000000001 R10: 0000000000000000 R11: ffffffff80277353 R12: ffff8100ae8dd440 R13: 0000000000000000 R14: ffff810099b45080 R15: 0000000000000028 FS: 0000000000000000(0000) GS:ffff810037e25bc0(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 0000000000412460 CR3: 000000009f9c4000 CR4: 00000000000006e0 Process threadexec (pid: 25672, threadinfo ffff8100b3bb6000, task ffff810099b45080) Stack: ffff810099b45080 ffff8100ae8dd450 ffff8100ae8dd440 0000000000000000 0000000000000000 ffffffff802bb653 ffff8100ce544840 0000000000000010 ffff8100ae8dd440 ffff810099b45080 ffff810099b451a8 ffff8100b3bb7ef8 Call Trace: [] remove_detached+0x73/0x86 [] do_exit+0x817/0x8f7 [] cpuset_exit+0x0/0x6c [] get_signal_to_deliver+0x3b6/0x3e5 [] do_notify_resume+0x9c/0x727 [] int_signal+0x12/0x17 [<00000034d2007585>] Code: 0f 0b 68 7e 68 49 80 c2 c1 00 83 bb f4 00 00 00 ff 75 39 b8 RIP [] check_dead_utrace+0x6c/0x146 RSP <1>Fixing recursive fault but reboot is needed! BUG: soft lockup detected on CPU#0! Call Trace: [] show_trace+0x34/0x47 [] dump_stack+0x12/0x17 [] softlockup_tick+0xdb/0xf6 [] update_process_times+0x42/0x68 [] smp_local_timer_interrupt+0x34/0x55 [] smp_apic_timer_interrupt+0x51/0x69 [] apic_timer_interrupt+0x66/0x70 [] _raw_spin_lock+0x78/0xe5 [] utrace_release_task+0x43/0x78 [] release_task+0x1c/0x345 [] flush_old_exec+0x361/0xa22 [] load_elf_binary+0x454/0x17a1 [] search_binary_handler+0xc7/0x2b2 [] do_execve+0x18c/0x242 [] sys_execve+0x36/0x4c [] stub_execve+0x67/0xb0 [] DWARF2 unwinder stuck at 0xffff810037e25bc0 Leftover inexact backtrace: BUG: spinlock lockup on CPU#0, threadexec/25672, ffff8100ae8dd460 (Not tainted) Call Trace: [] show_trace+0x34/0x47 [] dump_stack+0x12/0x17 [] _raw_spin_lock+0xc4/0xe5 [] utrace_release_task+0x43/0x78 [] release_task+0x1c/0x345 [] flush_old_exec+0x361/0xa22 [] load_elf_binary+0x454/0x17a1 [] search_binary_handler+0xc7/0x2b2 [] do_execve+0x18c/0x242 [] sys_execve+0x36/0x4c [] stub_execve+0x67/0xb0 The test execution is killable, yet the threadexec process is not. In fact, according to top it continuously consumes 100% CPU, requiring a reboot to clear up the situation. -- Summary: frysk2130/strace-clone-exec test causes kernel BUG report and process hang Product: frysk Version: unspecified Status: NEW Severity: critical Priority: P2 Component: general AssignedTo: frysk-bugzilla at sourceware dot org ReportedBy: kris dot van dot hees at oracle dot com http://sourceware.org/bugzilla/show_bug.cgi?id=4052 ------- You are receiving this mail because: ------- You are the assignee for the bug, or are watching the assignee.