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    SubjectRe: [PATCH 4.14 000/164] 4.14.36-stable review
    From
    Date
    On 04/22/2018 07:51 AM, Greg Kroah-Hartman wrote:
    > This is the start of the stable review cycle for the 4.14.36 release.
    > There are 164 patches in this series, all will be posted as a response
    > to this one. If anyone has any issues with these being applied, please
    > let me know.
    >
    > Responses should be made by Tue Apr 24 13:51:05 UTC 2018.
    > Anything received after that time might be too late.
    >
    > The whole patch series can be found in one patch at:
    > https://www.kernel.org/pub/linux/kernel/v4.x/stable-review/patch-4.14.36-rc1.gz
    > or in the git tree and branch at:
    > git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-4.14.y
    > and the diffstat can be found below.
    >
    > thanks,
    >
    > greg k-h
    >

    Compiled and booted fine. I am seeing the same lock issue I saw on 4.16-4-rc1


    new mount options do not match the existing superblock, will be ignored

    ================================
    WARNING: inconsistent lock state
    4.14.36-rc1+ #34 Not tainted
    --------------------------------
    inconsistent {HARDIRQ-ON-W} -> {IN-HARDIRQ-W} usage.
    swapper/6/0 [HC1[1]:SC0[0]:HE0:SE1] takes:
    (fs_reclaim){?.+.}, at: [<ffffffff81463b65>] fs_reclaim_acquire.part.77+0x5/0x30
    {HARDIRQ-ON-W} state was registered at:
    lock_acquire+0x138/0x3a0
    fs_reclaim_acquire.part.77+0x29/0x30
    __alloc_pages_nodemask+0x24e/0x550
    alloc_page_interleave+0x14/0xf0
    kmalloc_order+0x1f/0x60
    kmalloc_order_trace+0x1d/0x140
    smp_store_boot_cpu_info+0x1e1/0x26d
    native_smp_prepare_cpus+0xe6/0x7ce
    kernel_init_freeable+0x276/0x499
    kernel_init+0xf/0x120
    ret_from_fork+0x3a/0x50
    irq event stamp: 79104
    hardirqs last enabled at (79101): [<ffffffff823c362a>] cpuidle_enter_state+0xfa/0x820
    hardirqs last disabled at (79102): [<ffffffff82a0093f>] common_interrupt+0x7f/0x84
    softirqs last enabled at (79104): [<ffffffff8111c88b>] irq_enter+0xbb/0xd0
    softirqs last disabled at (79103): [<ffffffff8111c870>] irq_enter+0xa0/0xd0

    other info that might help us debug this:
    Possible unsafe locking scenario:

    CPU0
    ----
    lock(fs_reclaim);
    <Interrupt>
    lock(fs_reclaim);

    *** DEADLOCK ***

    no locks held by swapper/6/0.

    stack backtrace:
    CPU: 6 PID: 0 Comm: swapper/6 Not tainted 4.14.36-rc1+ #34
    Hardware name: System76, Inc. Wild Dog Performance/H87-PLUS, BIOS 0705 12/05/2013
    Call Trace:
    <IRQ>
    dump_stack+0x67/0x91
    print_usage_bug+0x33c/0x35e
    mark_lock+0xba6/0xf30
    ? check_usage_backwards+0x2c0/0x2c0
    __lock_acquire+0x2049/0x4130
    ? __lock_acquire+0x8bf/0x4130
    ? extract_buf+0x1dc/0x2e0
    ? debug_check_no_locks_freed+0x2a0/0x2a0
    ? debug_check_no_locks_freed+0x2a0/0x2a0
    ? save_trace+0x250/0x250
    ? trace_event_raw_event_xfer_secondary_pool+0x2b0/0x2b0
    ? __wake_up_common+0x4a0/0x4a0
    ? lock_acquire+0x138/0x3a0
    lock_acquire+0x138/0x3a0
    ? fs_reclaim_acquire.part.77+0x5/0x30
    ? lock_acquire+0x3a0/0x3a0
    ? crng_reseed+0x3c6/0x670
    fs_reclaim_acquire.part.77+0x29/0x30
    ? fs_reclaim_acquire.part.77+0x5/0x30
    __kmalloc+0x4b/0x2a0
    crng_reseed+0x3c6/0x670
    ? init_std_data+0x270/0x270
    ? add_interrupt_randomness+0x363/0x5c0
    credit_entropy_bits+0x5a2/0x710
    ? __mix_pool_bytes+0x14d/0x1e0
    add_interrupt_randomness+0x363/0x5c0
    ? extract_entropy.constprop.41+0x260/0x260
    ? rcu_read_lock_sched_held+0xdc/0x110
    handle_irq_event_percpu+0x9a/0x120
    ? __handle_irq_event_percpu+0x640/0x640
    ? lock_acquire+0x138/0x3a0
    ? handle_edge_irq+0x30/0x750
    handle_irq_event+0xa7/0x140
    handle_edge_irq+0x1d4/0x750
    handle_irq+0x44/0x60
    do_IRQ+0x76/0x190
    common_interrupt+0x84/0x84
    </IRQ>
    RIP: 0010:cpuidle_enter_state+0xfe/0x820
    RSP: 0018:ffff8803cd6f7e20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff9d
    RAX: 0000000000000007 RBX: ffffe8ffffd89b80 RCX: 000000032a46c809
    RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff8803cd6e2f2c
    RBP: 0000000000000002 R08: ffff8803cfda9ca4 R09: 0000000000000000
    R10: 0000000000000000 R11: 0000000000000000 R12: 000000032a46c809
    R13: 0000000000000002 R14: 0000000000000000 R15: 000000032a447e26
    do_idle+0x211/0x2a0
    cpu_startup_entry+0x19/0x20
    start_secondary+0x331/0x420
    ? set_cpu_sibling_map+0x1530/0x1530
    secondary_startup_64+0xa5/0xb0
    kauditd_printk_skb: 94 callbacks suppressed

    thanks,
    -- Shuah

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