Re: WARNING: kernel stack regs has bad 'bp' value (3)

[Dmitry Vyukov <dvyukov@xxxxxxxxxx>]

On Fri, Feb 2, 2018 at 2:48 PM, syzbot
<syzbot+ffa3a158337bbc01ff09@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
> Hello,
>
> syzbot hit the following crash on upstream commit
> 7109a04eae81c41ed529da9f3c48c3655ccea741 (Thu Feb 1 17:37:30 2018 +0000)
> Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide
>
> So far this crash happened 4 times on net-next, upstream.
> C reproducer is attached.
> syzkaller reproducer is attached.
> Raw console output is attached.
> compiler: gcc (GCC) 7.1.1 20170620
> .config is attached.


>From suspicious frames I see salsa20_asm_crypt there, so +crypto maintainers.


> IMPORTANT: if you fix the bug, please add the following tag to the commit:
> Reported-by: syzbot+ffa3a158337bbc01ff09@xxxxxxxxxxxxxxxxxxxxxxxxx
> It will help syzbot understand when the bug is fixed. See footer for
> details.
> If you forward the report, please keep this part and the footer.
>
> WARNING: kernel stack regs at 00000000a8291e69 in syzkaller047086:4677 has
> bad 'bp' value 000000001077994c
> unwind stack type:0 next_sp:          (null) mask:0x6 graph_idx:0
> 000000001d3b7fe2: ffff8801db4075c8 (0xffff8801db4075c8)
> 0000000083b445d5: ffffffff8128e6de (__save_stack_trace+0x6e/0xd0)
> 00000000b52ac563: 0000000000000000 ...
> 000000003035eb8b: ffff8801addd0000 (0xffff8801addd0000)
> 00000000ee6283c3: ffff8801addd8000 (0xffff8801addd8000)
> 00000000331afaf0: 0000000000000000 ...
> 00000000b93daa43: 0000000000000006 (0x6)
> 00000000aa09edca: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 000000005388d67c: 0000010100000000 (0x10100000000)
> 00000000d567f6b6: 0000000000000000 ...
> 00000000fd90d54b: ffff8801db407540 (0xffff8801db407540)
> 00000000d598c5fd: ffffffff8135b07e (._mainloop+0x187/0x4ca)
> 00000000255a8082: ffff8801addd7658 (0xffff8801addd7658)
> 000000000175a1d9: 0000000001000000 (0x1000000)
> 000000006420fb62: ffff8801aca0c780 (0xffff8801aca0c780)
> 00000000ef007705: ffff8801aca0c7a0 (0xffff8801aca0c7a0)
> 00000000c3a16804: ffffffff82213878 (selinux_cred_free+0x48/0x70)
> 0000000035d2f6f8: ffff8801db4075d8 (0xffff8801db4075d8)
> 00000000d255d236: ffffffff8128e75a (save_stack_trace+0x1a/0x20)
> 00000000ad4323cc: ffff8801db407808 (0xffff8801db407808)
> 00000000a76fbd41: ffffffff81a8d883 (save_stack+0x43/0xd0)
> 00000000104bc778: 000000400000000c (0x400000000c)
> 00000000920efa26: ffff8801db407600 (0xffff8801db407600)
> 00000000a66a1c57: ffffffff00000000 (0xffffffff00000000)
> 00000000602c97d2: ffffffff81a8d883 (save_stack+0x43/0xd0)
> 0000000011ee1976: ffffffff81a8e191 (kasan_slab_free+0x71/0xc0)
> 00000000c84a6163: ffffffff81a8bf06 (kfree+0xd6/0x260)
> 00000000e47cbeab: ffffffff82213878 (selinux_cred_free+0x48/0x70)
> 000000002d741013: ffffffff821fddd8 (security_cred_free+0x48/0x80)
> 000000004adf7771: ffffffff814a82b6 (put_cred_rcu+0x106/0x400)
> 0000000030fd4806: ffffffff815e6f2c (rcu_process_callbacks+0xd6c/0x17f0)
> 000000003b1f46f7: ffffffff85c002d7 (__do_softirq+0x2d7/0xb85)
> 00000000f227b7b3: ffffffff8142fbac (irq_exit+0x1cc/0x200)
> 000000005a82eab3: ffffffff85a05adb (smp_apic_timer_interrupt+0x16b/0x700)
> 00000000055afa4e: ffffffff85a01d69 (apic_timer_interrupt+0xa9/0xb0)
> 00000000a35590a8: ffffffff8135b07e (._mainloop+0x187/0x4ca)
> 00000000179a751c: ffffffff86b45498 (rcu_sched_state+0x18/0x1520)
> 000000000ba49ddf: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 00000000a404c5c9: 0000000041b58ab3 (0x41b58ab3)
> 000000001d2af172: ffffffff867cd428 (regoff.32610+0x28dca8/0x29dc80)
> 00000000584a687b: ffffffff81563440 (print_irqtrace_events+0x270/0x270)
> 000000006c14677d: 1ffff1003b680edd (0x1ffff1003b680edd)
> 000000009dfd46e8: ffffffff88271400 (obj_hash+0xebe00/0x100020)
> 00000000ba757625: ffff8801aca0d000 (0xffff8801aca0d000)
> 000000006f6bffaa: ffff8801db407708 (0xffff8801db407708)
> 000000000e864f6d: 1ffff1003b680edd (0x1ffff1003b680edd)
> 00000000005451e3: ffff8801aca0c7a0 (0xffff8801aca0c7a0)
> 00000000605a674b: ffff8801aca0c780 (0xffff8801aca0c780)
> 000000005f59b991: 00000000000ebe00 (0xebe00)
> 00000000c279fdba: fffffbfff104e280 (0xfffffbfff104e280)
> 000000003f76ca22: ffff8801aca0d000 (0xffff8801aca0d000)
> 00000000a56ab73c: ffffffff88271408 (obj_hash+0xebe08/0x100020)
> 00000000ac22805a: ffff8801db407708 (0xffff8801db407708)
> 00000000f9e3111c: 0000000041b58ab3 (0x41b58ab3)
> 00000000f1cc5486: ffffffff8681d8f0 (K512_4+0x3e6f0/0xd09a0)
> 0000000064d36645: ffffffff825e6230 (free_obj_work+0x690/0x690)
> 000000002f3949a8: 0000000041b58ab3 (0x41b58ab3)
> 0000000037d72c89: 0000000000000000 ...
> 00000000bec2a1d3: ffffffff81563440 (print_irqtrace_events+0x270/0x270)
> 000000001b90ad27: ffffffff88145240 (console_drivers+0x40/0x40)
> 00000000d2c3d196: ffff8801db407858 (0xffff8801db407858)
> 00000000c4fe609c: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 0000000002ee263f: ffff8801db407798 (0xffff8801db407798)
> 000000000be75ad5: 1ffff1003b680eef (0x1ffff1003b680eef)
> 0000000078f83b59: ffff8801db407880 (0xffff8801db407880)
> 0000000043ac401f: 0000000000000082 (0x82)
> 000000006e6e547c: ffff8801acacad30 (0xffff8801acacad30)
> 000000004b379a19: 000000028156b9f5 (0x28156b9f5)
> 00000000710ad3f2: 0000000000000082 (0x82)
> 00000000a7529a53: ffffffff825e2e84 (debug_object_deactivate+0x364/0x560)
> 00000000e23ff55c: ffff8801acacad60 (0xffff8801acacad60)
> 000000009138b0e5: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 000000007aeff588: ffffed00359595a6 (0xffffed00359595a6)
> 000000004d17d888: 0000000000000001 (0x1)
> 00000000db38d7a9: ffff8801acacad38 (0xffff8801acacad38)
> 00000000d60f6570: ffff8801db4077e8 (0xffff8801db4077e8)
> 0000000014dd9ef2: ffffffff8155d236 (__lock_is_held+0xb6/0x140)
> 000000002e903a30: ffffffff867cb5da (regoff.32610+0x28be5a/0x29dc80)
> 000000000a502b7b: ffff8801acacad30 (0xffff8801acacad30)
> 0000000071ad19d9: ffffffff86b41fc0 (rcu_callback_map+0x40/0x40)
> 00000000072ee6c6: 0000000000000082 (0x82)
> 00000000ce962e89: ffff8801acacad98 (0xffff8801acacad98)
> 00000000d718a978: ffff8801aca0c780 (0xffff8801aca0c780)
> 00000000b962b9ac: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 00000000888ad4d4: ffff8801db407830 (0xffff8801db407830)
> 000000001f27ab2e: ffffffff81565934 (debug_check_no_locks_freed+0x264/0x3c0)
> 00000000e49db643: 0000000000000282 (0x282)
> 00000000d93f5812: ffff8801aca0c780 (0xffff8801aca0c780)
> 00000000d11f1507: ffff8801db0001c0 (0xffff8801db0001c0)
> 000000005cffbd19: ffff8801db407830 (0xffff8801db407830)
> 000000004b1ccc49: ffffffff81a8e191 (kasan_slab_free+0x71/0xc0)
> 000000005a61e87a: ffff8801aca0c780 (0xffff8801aca0c780)
> 00000000411b1bce: 0000000000000282 (0x282)
> 00000000547fa5d9: ffff8801db0001c0 (0xffff8801db0001c0)
> 00000000a29803f9: ffff8801db407860 (0xffff8801db407860)
> 00000000c4b7b73b: ffffffff81a8bf06 (kfree+0xd6/0x260)
> 00000000ef2aa94d: ffff8801d5004000 (0xffff8801d5004000)
> 0000000037c17678: ffff8801aca0c780 (0xffff8801aca0c780)
> 000000005c898eec: ffff8801d5004000 (0xffff8801d5004000)
> 00000000b0aad8e7: 1ffff1003b680f1c (0x1ffff1003b680f1c)
> 0000000082d2b2a5: ffff8801db407880 (0xffff8801db407880)
> 00000000fe3dcf1d: ffffffff82213878 (selinux_cred_free+0x48/0x70)
> 0000000053b62c01: ffffffff86cab5e8 (selinux_hooks+0xb68/0x1d60)
> 00000000fe3a01e8: dffffc0000000000 (0xdffffc0000000000)
> 000000006924c1e1: ffff8801db4078a8 (0xffff8801db4078a8)
> 00000000e1157f2d: ffffffff821fddd8 (security_cred_free+0x48/0x80)
> 00000000c987a5e4: ffff8801d5004000 (0xffff8801d5004000)
> 000000005ff70485: ffff8801d5004098 (0xffff8801d5004098)
> 00000000fa5a662f: 1ffff1003b680f18 (0x1ffff1003b680f18)
> 00000000183a7ebf: ffff8801db407988 (0xffff8801db407988)
> 0000000040e8eade: ffffffff814a82b6 (put_cred_rcu+0x106/0x400)
> 00000000e3f594ce: dffffc0000000000 (0xdffffc0000000000)
> 00000000f5d6dad8: 0000000041b58ab3 (0x41b58ab3)
> 000000007d3e42d5: ffffffff867cb478 (regoff.32610+0x28bcf8/0x29dc80)
> 000000000c1cc55f: ffffffff814a81b0 (override_creds+0x140/0x140)
> 000000002530253f: ffffffff8681d7ed (K512_4+0x3e5ed/0xd09a0)
> 0000000009e6d976: ffffffff00000000 (0xffffffff00000000)
> 000000001b656a27: 0000000000000000 ...
> 0000000078ba303c: 0000000000000003 (0x3)
> 00000000c6734406: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 0000000027b737a4: dffffc0000000000 (0xdffffc0000000000)
> 0000000067c36649: ffff8801acacad38 (0xffff8801acacad38)
> 000000002a7be2b4: ffff8801db407958 (0xffff8801db407958)
> 0000000068aef5bb: 0000000000000000 ...
> 0000000065461d02: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 00000000a7f0bb44: ffffffff00000002 (0xffffffff00000002)
> 000000003fbbdbaa: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 000000006abbe3c2: ffffffff815e7341 (rcu_process_callbacks+0x1181/0x17f0)
> 00000000b19dd822: ffffffff86b45480 (rcu_bh_varname+0x60/0x60)
> 000000005a43295c: dffffc0000000000 (0xdffffc0000000000)
> 00000000d4e55392: ffff8801d5004098 (0xffff8801d5004098)
> 000000008fbb9a3c: ffff8801d5004098 (0xffff8801d5004098)
> 000000007914407d: ffff8801d5004098 (0xffff8801d5004098)
> 000000005c88735c: ffff8801d50040a0 (0xffff8801d50040a0)
> 0000000069b13852: ffffffff814a81b0 (override_creds+0x140/0x140)
> 000000007b99d03b: dffffc0000000000 (0xdffffc0000000000)
> 0000000011e9683d: ffff8801db407c58 (0xffff8801db407c58)
> 00000000b431476b: ffff8801db407c80 (0xffff8801db407c80)
> 0000000027a52264: ffffffff815e6f2c (rcu_process_callbacks+0xd6c/0x17f0)
> 000000006d66b78e: ffff8801db407c28 (0xffff8801db407c28)
> 000000002d227d3b: ffff8801db42d400 (0xffff8801db42d400)
> 000000007b722b8d: ffffffff86b45480 (rcu_bh_varname+0x60/0x60)
> 00000000e253efe1: ffffffff86ac93e8 (pv_irq_ops+0x8/0x30)
> 00000000b38d0a62: ffff8801db42d4b0 (0xffff8801db42d4b0)
> 000000005c723c7b: ffff8801db407a58 (0xffff8801db407a58)
> 000000007f64b998: ffffed003b680f4b (0xffffed003b680f4b)
> 00000000253e64be: ffffed003b680f85 (0xffffed003b680f85)
> 00000000827a486f: 000000000000000a (0xa)
> 000000002c75171d: 1ffff1003b680f3f (0x1ffff1003b680f3f)
> 00000000738eb29a: ffff8801db42d438 (0xffff8801db42d438)
> 0000000092aef19b: ffff8801db407c18 (0xffff8801db407c18)
> 00000000f2136ae5: 0000000041b58ab3 (0x41b58ab3)
> 000000002d5348b3: ffffffff867e7e28 (K512_4+0x8c28/0xd09a0)
> 000000009953037e: ffffffff815e61c0 (note_gp_changes+0x650/0x650)
> 00000000ab3efd04: ffff8801d9e975a0 (0xffff8801d9e975a0)
> 000000002f8cd5ff: ffff8801db407a68 (0xffff8801db407a68)
> 000000003d3ea36f: ffffffff858d8e99 (timerqueue_add+0x1e9/0x280)
> 0000000055531ae1: ffff8801db426638 (0xffff8801db426638)
> 00000000068342e4: ffff8801db425e00 (0xffff8801db425e00)
> 00000000ff73d63f: 0000000041b58ab3 (0x41b58ab3)
> 000000007866532f: ffffffff867cb071 (regoff.32610+0x28b8f1/0x29dc80)
> 0000000084d04424: ffffffff8155c730 (check_noncircular+0x20/0x20)
> 0000000076ce12d6: ffff8801db426620 (0xffff8801db426620)
> 00000000407a8f62: ffff8801db425d40 (0xffff8801db425d40)
> 0000000093f4f3aa: 0000000000000001 (0x1)
> 00000000aac725d4: ffff8801db407b50 (0xffff8801db407b50)
> 00000000886f569a: ffffffff8160b4a7 (enqueue_hrtimer+0x177/0x4b0)
> 00000000aa19cc07: ffffffff8156b820 (lock_release+0xa40/0xa40)
> 0000000055308ac5: ffffffff00000000 (0xffffffff00000000)
> 000000000555ee10: 0000000041b58ab3 (0x41b58ab3)
> 00000000c8d89ac1: ffffffff867cb071 (regoff.32610+0x28b8f1/0x29dc80)
> 000000007be8345b: ffffffff00000001 (0xffffffff00000001)
> 00000000c13df843: ffffed00359595a6 (0xffffed00359595a6)
> 00000000b4605b3b: 0000000000000000 ...
> 000000004ea312bc: ffff8801acacad38 (0xffff8801acacad38)
> 00000000ba27edcf: ffff8801db407b08 (0xffff8801db407b08)
> 00000000c4da381a: ffffffff8155d236 (__lock_is_held+0xb6/0x140)
> 0000000003b95f23: 0000000000000000 ...
> 000000002e48ce0a: ffff8801acacad30 (0xffff8801acacad30)
> 000000003c7d96c3: ffffffff88145240 (console_drivers+0x40/0x40)
> 000000000695e821: 0000000000000001 (0x1)
> 000000008c731dea: ffff8801acacad60 (0xffff8801acacad60)
> 000000004de0b06c: ffffffff88147088 (tk_core+0x8/0x160)
> 000000000be7004c: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 000000009b711dd4: 0000000041b58ab3 (0x41b58ab3)
> 00000000a287c058: ffffffff867cd428 (regoff.32610+0x28dca8/0x29dc80)
> 000000008e1fa763: ffffffff81563440 (print_irqtrace_events+0x270/0x270)
> 00000000ac598d7c: 0000000000000000 ...
> 00000000ab419328: 0000000041b58ab3 (0x41b58ab3)
> 00000000cefaff9c: ffffffff867cb071 (regoff.32610+0x28b8f1/0x29dc80)
> 00000000dda2cd9c: ffffffff8155c730 (check_noncircular+0x20/0x20)
> 0000000098a005af: 1ffff1003b680f6f (0x1ffff1003b680f6f)
> 000000000e7b265f: ffff8801db407c80 (0xffff8801db407c80)
> 00000000f43f5924: 0000000000000082 (0x82)
> 00000000dd4eb35b: ffff8801acacad30 (0xffff8801acacad30)
> 00000000ab99a3ed: 000000028156b9f5 (0x28156b9f5)
> 00000000f94e7b18: 0000000000000082 (0x82)
> 00000000f95faba3: ffffffff8163caa3 (clockevents_program_event+0x163/0x2e0)
> 00000000c4549817: ffffffff00000002 (0xffffffff00000002)
> 000000004c20956d: 0000000041b58ab3 (0x41b58ab3)
> 000000005af6eec0: ffffffff867e5800 (K512_4+0x6600/0xd09a0)
> 000000005299a101: ffffffff8156ade0 (lock_downgrade+0x980/0x980)
> 00000000feba8ccd: ffff8801db425e08 (0xffff8801db425e08)
> 00000000bed2932e: ffffed0000000001 (0xffffed0000000001)
> 0000000071765844: 0000000000000082 (0x82)
> 000000004aa4c910: 0000000000000001 (0x1)
> 00000000d6ea5715: ffffffff88147088 (tk_core+0x8/0x160)
> 000000003937f4c1: ffff88021fff8017 (0xffff88021fff8017)
> 0000000079d09ead: ffff8801acacad38 (0xffff8801acacad38)
> 000000005e306b61: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 000000003d0e0666: ffffed00359595a6 (0xffffed00359595a6)
> 00000000bbcd9f6b: 0000000000000000 ...
> 000000002741a546: ffff8801acacad38 (0xffff8801acacad38)
> 00000000a814471e: ffff8801db407c38 (0xffff8801db407c38)
> 000000003dc86b8a: ffffffff8155d236 (__lock_is_held+0xb6/0x140)
> 00000000d5bc6793: ffffffff867cb5da (regoff.32610+0x28be5a/0x29dc80)
> 0000000061388eb1: ffff8801acacad30 (0xffff8801acacad30)
> 00000000321c9cb2: ffffffff86b41fc0 (rcu_callback_map+0x40/0x40)
> 00000000c66de6fe: 0000000000000282 (0x282)
> 00000000f42d19db: ffff8801ac4047c0 (0xffff8801ac4047c0)
> 000000007e3d8de6: ffff8801ae929598 (0xffff8801ae929598)
> 00000000f8e2a018: ffffffffffffffff (0xffffffffffffffff)
> 00000000da55d7b0: 0000000000000000 ...
> 00000000fe6758a5: ffff8801db407c68 (0xffff8801db407c68)
> 00000000447352e3: 0000000000000282 (0x282)
> 0000000034b36d68: 0000000000000040 (0x40)
> 000000000da35fca: 0000000000000003 (0x3)
> 00000000c01f9f0f: ffffffff86a09148 (softirq_vec+0x48/0x80)
> 0000000009f27c56: 0000000000000040 (0x40)
> 000000005fcda6ab: 0000000000000009 (0x9)
> 0000000057979a77: ffffffff86a09110 (softirq_vec+0x10/0x80)
> 00000000006ab261: dffffc0000000000 (0xdffffc0000000000)
> 000000002ebf68ce: ffff8801db407e70 (0xffff8801db407e70)
> 00000000e80c9d72: ffffffff85c002d7 (__do_softirq+0x2d7/0xb85)
> 00000000e95eb5ca: ffffffff8161529f (ktime_get+0x26f/0x3a0)
> 00000000416df9b8: 1ffff1003b680f9d (0x1ffff1003b680f9d)
> 000000007bf2ec5b: 0180000000404040 (0x180000000404040)
> 0000000049284d99: 00000000fffbe7e9 (0xfffbe7e9)
> 0000000020aeee46: fffffbfff0d5927e (0xfffffbfff0d5927e)
> 0000000042f587c0: ffffed003b680fc1 (0xffffed003b680fc1)
> 00000000fda774db: ffffffff867cc978 (regoff.32610+0x28d1f8/0x29dc80)
> 00000000f0a7f757: 0000000000000009 (0x9)
> 00000000b6ae817a: ffff880100000009 (0xffff880100000009)
> 000000007bb8da11: 000001000000000a (0x1000000000a)
> 0000000094659f82: 0000008000000008 (0x8000000008)
> 0000000050297a2d: 0000000041b58ab3 (0x41b58ab3)
> 00000000b9d284c7: ffffffff867e0db0 (K512_4+0x1bb0/0xd09a0)
> 0000000017b7a3ca: ffffffff85c00000 (__irqentry_text_end+0x1f8d44/0x1f8d44)
> 00000000eff47309: ffff8801db425f98 (0xffff8801db425f98)
> 0000000078c1a5a6: ffff8801db425f18 (0xffff8801db425f18)
> 000000000799341a: ffff8801db425e98 (0xffff8801db425e98)
> 0000000082ba6ce6: ffffffff86ac8d40 (kvmapf+0x620/0x620)
> 00000000d7e61b52: ffffffff867cc978 (regoff.32610+0x28d1f8/0x29dc80)
> 0000000075f9aa27: 0000000041b58ab3 (0x41b58ab3)
> 0000000056ce97e0: ffffffff867cb071 (regoff.32610+0x28b8f1/0x29dc80)
> 0000000015342fb0: ffffffff8155c730 (check_noncircular+0x20/0x20)
> 0000000073abd406: ffff8801db407d60 (0xffff8801db407d60)
> 00000000ce096ec5: ffffffff812f140c (native_apic_msr_write+0x5c/0x80)
> 00000000ae247108: ffff8801db407da8 (0xffff8801db407da8)
> 00000000069eb41c: ffffffff868b5f20 (hpet_msi_controller+0x120/0x120)
> 00000000c60cc466: ffff8801db407d80 (0xffff8801db407d80)
> 00000000e91b033e: ffffffff812d9c14 (lapic_next_event+0x54/0x80)
> 00000000284ba28f: 0000000000000000 ...
> 000000006e38e7ff: ffff8801db41f0c0 (0xffff8801db41f0c0)
> 000000006b42ed9a: ffff8801db407db8 (0xffff8801db407db8)
> 00000000c0af09af: 0000000000000000 ...
> 00000000729acdb5: ffff8801db41f0c0 (0xffff8801db41f0c0)
> 00000000489d1a61: 0000000760a79e41 (0x760a79e41)
> 00000000a0498ef9: 0000000000000000 ...
> 00000000b3ee4371: 0000000000000082 (0x82)
> 000000003ae4a0ec: ffff8801db425d40 (0xffff8801db425d40)
> 00000000a617d99d: ffff8801db407de0 (0xffff8801db407de0)
> 00000000c02cc3ed: ffffffff816420b3 (tick_program_event+0x83/0x100)
> 000000007f1564ce: ffff8801acacad38 (0xffff8801acacad38)
> 00000000cd8c591e: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 0000000042842c25: ffffed00359595a6 (0xffffed00359595a6)
> 00000000ea70001c: 0000000000000000 ...
> 0000000058ab62a7: ffff8801acacad38 (0xffff8801acacad38)
> 000000006f99e436: ffff8801db407e40 (0xffff8801db407e40)
> 000000003aff6373: ffffffff8155d236 (__lock_is_held+0xb6/0x140)
> 00000000297a0873: ffffffff867cb5da (regoff.32610+0x28be5a/0x29dc80)
> 00000000fd07f87b: 0000000000000000 ...
> 000000008dacfdc7: ffffffff86b41fc0 (rcu_callback_map+0x40/0x40)
> 0000000003ec7588: 0000000000000082 (0x82)
> 00000000e6111014: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 000000005bb07863: ffffffff86b41fc0 (rcu_callback_map+0x40/0x40)
> 000000005421737c: 0000000000000000 ...
> 000000006c07de0f: 0000000000000082 (0x82)
> 0000000014c4042d: ffff8801d9ecc1c0 (0xffff8801d9ecc1c0)
> 00000000f992117a: 1ffff1003b680fe0 (0x1ffff1003b680fe0)
> 0000000065ad950f: ffff8801db407fc0 (0xffff8801db407fc0)
> 00000000b58933c6: 0000000000000000 ...
> 00000000b51025d0: ffff8801db407e88 (0xffff8801db407e88)
> 00000000202b5429: ffffffff8142fbac (irq_exit+0x1cc/0x200)
> 0000000054d8ca6b: 1ffff1003b680fd4 (0x1ffff1003b680fd4)
> 0000000067d5933b: ffff8801db407fe8 (0xffff8801db407fe8)
> 000000002aeb4440: ffffffff85a05adb (smp_apic_timer_interrupt+0x16b/0x700)
> 00000000e3d4b7b0: ffff88010000ab96 (0xffff88010000ab96)
> 00000000a3adeedd: 0000000041b58ab3 (0x41b58ab3)
> 00000000c0e524d6: ffffffff867cb270 (regoff.32610+0x28baf0/0x29dc80)
> 000000002fad6904: ffffffff85a05970
> (smp_call_function_single_interrupt+0x640/0x640)
> 00000000d7be33c0: ffff8801db407ed8 (0xffff8801db407ed8)
> 0000000091e41d6f: ffffffff85913412 (_raw_spin_lock+0x32/0x40)
> 000000002c1cc50a: ffff8801d2c10e28 (0xffff8801d2c10e28)
> 00000000232b092c: ffff8801d2c10dfc (0xffff8801d2c10dfc)
> 00000000d55e82f3: 4000000000000000 (0x4000000000000000)
> 00000000ba1537a3: ffffed003a5821bf (0xffffed003a5821bf)
> 0000000090cc6387: ffff8801d2c10db8 (0xffff8801d2c10db8)
> 000000003e8cae4d: ffff8801db407f08 (0xffff8801db407f08)
> 000000005e88ac37: ffffffff859135c2 (_raw_spin_unlock+0x22/0x30)
> 000000003dac2266: 0000000000000000 ...
> 00000000a0725703: ffff8801db407f60 (0xffff8801db407f60)
> 00000000d5fc0972: ffffffff815b30d4 (handle_edge_irq+0x2b4/0x7c0)
> 0000000054b54835: 4000000000000002 (0x4000000000000002)
> 00000000a717103b: 0000000041b58ab3 (0x41b58ab3)
> 00000000715b1d60: ffffffff867cab0d (regoff.32610+0x28b38d/0x29dc80)
> 00000000ce538599: ffffffff814d9240 (task_prio+0x40/0x40)
> 0000000021f17efa: ffff8801d2c10d80 (0xffff8801d2c10d80)
> 00000000fd268689: ffff8801b397c580 (0xffff8801b397c580)
> 000000007714082e: ffff8801d2c10d80 (0xffff8801d2c10d80)
> 0000000041ab3845: 000000000000002a (0x2a)
> 00000000de8cf816: ffff8801b397c580 (0xffff8801b397c580)
> 0000000084a7a869: 000000000000002a (0x2a)
> 0000000000276cfb: ffff8801d2c10d80 (0xffff8801d2c10d80)
> 0000000066342d63: 0000000000000082 (0x82)
> 00000000575cde78: 6b2065740fd1cfd6 (0x6b2065740fd1cfd6)
> 000000008a92520a: 0000000000000000 ...
> 000000009269d84f: 00000000696dfaad (0x696dfaad)
> 00000000160145cb: ffff8801db407fe8 (0xffff8801db407fe8)
> 0000000023dcdb63: ffffffff81004e79 (trace_hardirqs_off_thunk+0x1a/0x1c)
> 00000000a6655559: 000000005d15ef7d (0x5d15ef7d)
> 0000000031e15530: 00000000433df1d3 (0x433df1d3)
> 00000000e8cba19d: 3120646eb64f99a6 (0x3120646eb64f99a6)
> 00000000d4a9e0ef: 000000004d5f296f (0x4d5f296f)
> 000000009a7f3bd5: 6b2065740fd1cfd6 (0x6b2065740fd1cfd6)
> 000000004eec3b54: 00000000842b5386 (0x842b5386)
> 00000000b95808ba: 00000000696dfaad (0x696dfaad)
> 0000000019cbe593: 9289299531bf8cfa (0x9289299531bf8cfa)
> 00000000c85c8b61: 000000005240ad52 (0x5240ad52)
> 000000000fcb4a5a: ffff8801addd7659 (0xffff8801addd7659)
> 0000000017edbf58: ffffffff85a01d69 (apic_timer_interrupt+0xa9/0xb0)
> 00000000c48bb7c8: ffff8801addd7658 (0xffff8801addd7658)
> 00000000a8291e69: 000000005240ad52 (0x5240ad52)
> 000000005e38a0e5: 9289299531bf8cfa (0x9289299531bf8cfa)
> 000000006f25d840: 00000000696dfaad (0x696dfaad)
> 00000000f7fb63d1: 00000000842b5386 (0x842b5386)
> 00000000f73f0979: 6b20657462127d28 (0x6b20657462127d28)
> 00000000ad835b42: 6b2065740fd1cfd6 (0x6b2065740fd1cfd6)
> 000000009f26beb1: 000000005d15ef7d (0x5d15ef7d)
> 00000000d20e18e3: 00000000433df1d3 (0x433df1d3)
> 00000000bcb813f2: 3120646eb64f99a6 (0x3120646eb64f99a6)
> 000000000c3a0eba: 000000004d5f296f (0x4d5f296f)
> 00000000418459d5: 00000000a8ad14ea (0xa8ad14ea)
> 000000006ae87691: 92892995f039dbec (0x92892995f039dbec)
> 0000000062f2f319: c5b656ad57494c3e (0xc5b656ad57494c3e)
> 0000000021a9bcf6: 0000000066b00fa5 (0x66b00fa5)
> 00000000557bd7ee: 00000000c50b1f4d (0xc50b1f4d)
> 00000000869e71cb: ffffffffffffff11 (0xffffffffffffff11)
> 00000000d058265a: ffffffff8135b07e (._mainloop+0x187/0x4ca)
> 00000000b955b747: 0000000000000010 (0x10)
> 0000000061af5ebb: 0000000000000286 (0x286)
> 00000000d57247ac: ffff8801addd7700 (0xffff8801addd7700)
> 00000000e3bde88f: 0000000000000018 (0x18)
> 00000000c3f192bf: 0000000000000118 (0x118)
> 000000000da68af3: ffff8801addd78c0 (0xffff8801addd78c0)
> 00000000ad38b605: dffffc0000000000 (0xdffffc0000000000)
> 00000000c05eb6a5: ffffed0035bbaf1e (0xffffed0035bbaf1e)
> 000000000d7723e3: 1ffff10035bbaf08 (0x1ffff10035bbaf08)
> 000000008a404565: 0000000000000040 (0x40)
> 0000000019a07e22: ffff8801addd79b0 (0xffff8801addd79b0)
> 000000007c73af36: c5b656ad61707865 (0xc5b656ad61707865)
> 000000002ab623ba: 92892995b9ae0f82 (0x92892995b9ae0f82)
> 00000000d1469f85: 3120646ebec754ea (0x3120646ebec754ea)
> 0000000052617f52: 0000000000000000 ...
> 00000000108d11b4: c5b656ad79622d36 (0xc5b656ad79622d36)
> 000000008273d50a: 92892995b9ae0f82 (0x92892995b9ae0f82)
> 000000001c9b5930: 6b206574bec754ea (0x6b206574bec754ea)
> 000000003f529be3: ffff8801addd7860 (0xffff8801addd7860)
> 00000000b77a9445: ffff8801addd78c0 (0xffff8801addd78c0)
> 00000000e4b9f3c3: ffff8801b1084f81 (0xffff8801b1084f81)
> 000000005043c684: ffff8801b2c3a000 (0xffff8801b2c3a000)
> 000000001f0d19ec: 0000000000000040 (0x40)
> 00000000acc0e3e7: 0000000026f01290 (0x26f01290)
> 000000002dc94819: c5b656ad2d72c0fa (0xc5b656ad2d72c0fa)
> 00000000e10d7312: 000000005240ad52 (0x5240ad52)
> 00000000be96f359: 0000000000000014 (0x14)
> 00000000bba249ac: ffff8801addd77e8 (0xffff8801addd77e8)
> 0000000050f79306: ffffffff81a8dcb5 (memcpy+0x45/0x50)
> 00000000a3048544: ffff8801ac865880 (0xffff8801ac865880)
> 00000000eac83c2f: ffff8801addd7860 (0xffff8801addd7860)
> 000000009c95142f: ffff8801afc9a868 (0xffff8801afc9a868)
> 00000000e34aedbe: ffff8801addd7810 (0xffff8801addd7810)
> 00000000c119f274: ffffffff82417ee7 (crypto_salsa20_init+0x27/0x110)
> 0000000051f56de7: ffff8801afc9a868 (0xffff8801afc9a868)
> 00000000b87fba4a: ffff8801addd78c0 (0xffff8801addd78c0)
> 0000000035038ddf: ffff8801ac7fb540 (0xffff8801ac7fb540)
> 0000000085d16ec4: ffff8801addd79b0 (0xffff8801addd79b0)
> 000000004c97a544: ffffffff8135b621 (salsa20_asm_crypt+0x211/0x360)
> 00000000d495f872: ffff8801addd78f0 (0xffff8801addd78f0)
> 0000000086d70754: ffff8801addd7908 (0xffff8801addd7908)
> 00000000a8d028a7: ffff8801addd7860 (0xffff8801addd7860)
> 00000000de70c2b1: 0000000000000040 (0x40)
> 000000000f5c7cc2: 0000000041b58ab3 (0x41b58ab3)
> 00000000a46825c9: ffffffff867dd3b8 (regoff.32610+0x29dc38/0x29dc80)
> 0000000086c502ab: ffffffff8135b410 (._bytesatleast65+0x15/0x15)
> 000000000fe6e266: ffff880100000002 (0xffff880100000002)
> 0000000041bd50ba: c5b656ad61707865 (0xc5b656ad61707865)
> 00000000c635d776: 92892995b9ae0f82 (0x92892995b9ae0f82)
> 000000004af32476: 3120646ebec754ea (0x3120646ebec754ea)
> 0000000064f496e8: 0000000000000000 ...
> 000000006b173ccb: c5b656ad79622d36 (0xc5b656ad79622d36)
> 0000000077b8ef6f: 92892995b9ae0f82 (0x92892995b9ae0f82)
> 0000000073c35d10: 6b206574bec754ea (0x6b206574bec754ea)
> 00000000467bbcd9: ffffed0035bbaf23 (0xffffed0035bbaf23)
> 00000000a0fca9d8: ffff8801addd7e78 (0xffff8801addd7e78)
> 00000000ceab7bce: ffff8801ac7fb518 (0xffff8801ac7fb518)
> 00000000b273bb83: 0000000041b58ab3 (0x41b58ab3)
> 0000000098f0816c: ffffea0006cb0e80 (0xffffea0006cb0e80)
> 00000000e0591619: ffff8801b2c3a000 (0xffff8801b2c3a000)
> 0000000099e53a94: ffffea0006c42100 (0xffffea0006c42100)
> 000000007089286d: ffff8801b1084f81 (0xffff8801b1084f81)
> 00000000560e5219: ffff8801ac8f6e40 (0xffff8801ac8f6e40)
> 0000000011143561: 0000000000000000 ...
> 0000000019768637: 000000000000007f (0x7f)
> 000000000955ebaf: ffff8801ac7fb250 (0xffff8801ac7fb250)
> 00000000fe9bb128: 0000000000000f81 (0xf81)
> 00000000715c4967: ffff880100000080 (0xffff880100000080)
> 00000000388d20d7: 1ffff10035bbaf2b (0x1ffff10035bbaf2b)
> 00000000bb64890a: dead000000000100 (0xdead000000000100)
> 000000007b4ca19c: 0000000000000000 ...
> 00000000b6760207: ffff8801ac865880 (0xffff8801ac865880)
> 000000002bb3af76: ffff8801ac865880 (0xffff8801ac865880)
> 0000000050a8b183: ffffffe800000008 (0xffffffe800000008)
> 000000007305faf8: 0000004000000001 (0x4000000001)
> 00000000dd191805: ffffffff00000000 (0xffffffff00000000)
> 00000000e40b7776: ffff8801afc9a700 (0xffff8801afc9a700)
> 0000000001a3a1ee: ffffffff81564f3d (trace_hardirqs_on+0xd/0x10)
> 000000004ed083c2: ffff8801ac8f6e40 (0xffff8801ac8f6e40)
> 000000003a596cd5: 0000000000000020 (0x20)
> 000000008e11b93b: ffff8801addd79a0 (0xffff8801addd79a0)
> 000000004d7133e7: dffffc0000000000 (0xdffffc0000000000)
> 00000000fb673fa4: ffff8801addd79d0 (0xffff8801addd79d0)
> 00000000825eae15: ffff8801afc9a720 (0xffff8801afc9a720)
> 00000000d248af6f: 0000000000000000 ...
> 000000006f947c01: ffff8801ac7fb240 (0xffff8801ac7fb240)
> 00000000b7fcffca: ffff8801afc9a828 (0xffff8801afc9a828)
> 0000000088a89107: ffff8801addd7ae0 (0xffff8801addd7ae0)
> 00000000c1612537: ffffffff824453b6 (skcipher_recvmsg+0x8e6/0x10e0)
> 00000000c565a117: ffff8801addd7ae0 (0xffff8801addd7ae0)
> 00000000b219c63c: ffffffff824453b6 (skcipher_recvmsg+0x8e6/0x10e0)
> 00000000b77aaf0f: ffffffff825aaeb0 (dup_iter+0x260/0x260)
> 00000000c22ff6b7: 1ffff10035bbaf4f (0x1ffff10035bbaf4f)
> 0000000072940197: ffff8801ba9329a0 (0xffff8801ba9329a0)
> 00000000732e0955: 1ffff10035bbaf4b (0x1ffff10035bbaf4b)
> 00000000551c5570: ffff8801acb5a4c0 (0xffff8801acb5a4c0)
> 000000003b5b60ce: ffff8801ac7fb580 (0xffff8801ac7fb580)
> 00000000f85984c3: ffff8801addd7e98 (0xffff8801addd7e98)
> 000000005a5d2238: ffff8801addd7a78 (0xffff8801addd7a78)
> 00000000d9c705eb: ffffed0037526534 (0xffffed0037526534)
> 000000008e8c5685: ffff8801ba932980 (0xffff8801ba932980)
> 00000000ee636706: 0000000000000000 ...
> 00000000fed0ab6d: ffff8801ac7fb540 (0xffff8801ac7fb540)
> 00000000dfb6f245: 0000000000000000 ...
> 0000000018bf1efa: ffff8801addd7e78 (0xffff8801addd7e78)
> 00000000af9d28be: ffffed0035bbaf4f (0xffffed0035bbaf4f)
> 0000000054ce7fbb: ffff8801afc9a800 (0xffff8801afc9a800)
> 0000000009b4fde8: ffff8801afc9a700 (0xffff8801afc9a700)
> 0000000033db65fe: 0000000041b58ab3 (0x41b58ab3)
> 0000000095f3f4b7: ffffffff86819b78 (K512_4+0x3a978/0xd09a0)
> 00000000bc386db2: ffffffff82444ad0 (skcipher_bind+0x30/0x30)
> 0000000045eee086: ffff8801addd7e78 (0xffff8801addd7e78)
> 000000006e1fca3e: 0000000000000080 (0x80)
> 00000000fce5ec61: 0000000000000000 ...
> 0000000068459e19: ffff8801addd7aa0 (0xffff8801addd7aa0)
> 00000000eda90738: ffffffff82209af6 (selinux_socket_recvmsg+0x36/0x40)
> 00000000c036d60b: ffffffff86cabf70 (selinux_hooks+0x14f0/0x1d60)
> 00000000e68badc7: ffff8801addd7ae0 (0xffff8801addd7ae0)
> 0000000056549348: ffffffff82200011 (security_socket_recvmsg+0x91/0xc0)
> 000000004e8efe22: ffff880100000000 (0xffff880100000000)
> 00000000cd124779: ffff8801addd7e78 (0xffff8801addd7e78)
> 00000000b77193ee: ffff8801ba932980 (0xffff8801ba932980)
> 0000000094c68a1d: ffff8801addd7e98 (0xffff8801addd7e98)
> 00000000b7bccbab: 0000000000000000 ...
> 000000008890f826: ffffffff82444ad0 (skcipher_bind+0x30/0x30)
> 000000000e97debf: ffff8801addd7b20 (0xffff8801addd7b20)
> 00000000294d03fa: ffffffff84320819 (sock_recvmsg+0xc9/0x110)
> 00000000e611d534: ffff8801addd7c28 (0xffff8801addd7c28)
> 000000005c323010: ffffffff84320750 (__sock_recv_wifi_status+0x210/0x210)
> 00000000be0cd9a5: ffff8801addd7e78 (0xffff8801addd7e78)
> 000000004d4a8cb5: 0000000000000000 ...
> 00000000f358a181: 0000000020b2f000 (0x20b2f000)
> 000000008a8f5e5d: ffff8801ba932980 (0xffff8801ba932980)
> 000000006ec1caa4: ffff8801addd7db0 (0xffff8801addd7db0)
> 000000001c2c7fc9: ffffffff84329124 (___sys_recvmsg+0x2a4/0x640)
> 000000006d6e2b6b: ffff8801addd7e80 (0xffff8801addd7e80)
> 000000008731a875: 0000000020590000 (0x20590000)
> 000000006cc74658: ffff8801addd7eb0 (0xffff8801addd7eb0)
> 0000000009b65f29: ffff8801addd7ec0 (0xffff8801addd7ec0)
> 0000000003c9f3c7: ffff8801addd7cc0 (0xffff8801addd7cc0)
> 00000000a688c7b6: 0000000020b2f008 (0x20b2f008)
> 00000000ee0b9308: ffff8801addd7be0 (0xffff8801addd7be0)
> 000000004d52a663: ffff8801addd7ba0 (0xffff8801addd7ba0)
> 00000000a7be3bae: 1ffff10035bbaf70 (0x1ffff10035bbaf70)
> 0000000068966cce: 0000000000000000 ...
> 00000000f426fc56: 0000000041b58ab3 (0x41b58ab3)
> 000000008984c347: ffffffff86871110 (K512_4+0x91f10/0xd09a0)
> 000000007097e9ac: ffffffff84328e80 (___sys_sendmsg+0x8b0/0x8b0)
> 0000000078e6809c: ffff8801addd7c00 (0xffff8801addd7c00)
> 00000000f8385e77: 0000000000000000 ...
> 000000007a0a45a8: ffff8801addd7ce8 (0xffff8801addd7ce8)
> 00000000560df08c: 0000000000000282 (0x282)
> 00000000e7a1d96d: ffff8801acacad30 (0xffff8801acacad30)
> 00000000dd8dbc66: 0000000100000000 (0x100000000)
> 00000000bb5496da: 0000000000000282 (0x282)
> 00000000bd69f876: ffffffff81318f97 (__do_page_fault+0x5f7/0xc90)
> 00000000cde5732e: ffff880100000001 (0xffff880100000001)
> 000000005b57f98b: 00000000208e8000 (0x208e8000)
> 00000000c1142c1c: ffffffff867e5800 (K512_4+0x6600/0xd09a0)
> 0000000018a27b88: ffffffff8156ade0 (lock_downgrade+0x980/0x980)
> 000000005cb6c3da: ffffffff0000ab96 (0xffffffff0000ab96)
> 00000000ced8633b: dffffc0000000000 (0xdffffc0000000000)
> 0000000000aa1a89: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 000000002e547c68: ffff8801addd7c40 (0xffff8801addd7c40)
> 000000001ab08837: 0000000000000282 (0x282)
> 00000000a8fcfdd2: 0000000020284f81 (0x20284f81)
> 0000000099be0e97: 000000000000007f (0x7f)
> 0000000097cc47fb: 00000000203bc000 (0x203bc000)
> 00000000692d0643: 00000000000000c6 (0xc6)
> 00000000ce042ed9: ffff8801addd7d68 (0xffff8801addd7d68)
> 000000000eed2c54: ffffffff81b9afc7 (__fget_light+0x297/0x380)
> 0000000002d0659c: dffffc0000000000 (0xdffffc0000000000)
> 00000000e5b5f721: 00004000819cf2a6 (0x4000819cf2a6)
> 00000000819e03a2: 0000000041b58ab3 (0x41b58ab3)
> 000000003fc6d2b8: ffffffff867cd010 (regoff.32610+0x28d890/0x29dc80)
> 0000000036f85758: ffffffff81b9ad30 (fget_raw+0x20/0x20)
> 000000001b9e3410: 0000000041b58ab3 (0x41b58ab3)
> 000000001c2a6596: 0000000000000001 (0x1)
> 000000002f92de5c: ffffffff819cee30 (__handle_mm_fault+0x3ce0/0x3ce0)
> 0000000019e8654a: ffffffff819a00ff (vmacache_find+0x5f/0x280)
> 0000000031e719b2: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 0000000085b0795f: ffff8801ac4b86c0 (0xffff8801ac4b86c0)
> 00000000c32bbb43: ffff8801addd7f58 (0xffff8801addd7f58)
> 0000000036ecc51d: 00000000204f3f73 (0x204f3f73)
> 000000002b3705a4: 0000000000000001 (0x1)
> 00000000ba469aaa: ffff8801d9a30c58 (0xffff8801d9a30c58)
> 000000003ddede82: ffff8801addd7f58 (0xffff8801addd7f58)
> 00000000e8e797e6: ffff8801acaca4c0 (0xffff8801acaca4c0)
> 000000009f38eb60: 0000000000000000 ...
> 00000000c6535ab2: ffff8801addd7d78 (0xffff8801addd7d78)
> 00000000a3735642: ffff8801addd7d00 (0xffff8801addd7d00)
> 00000000262df3ad: ffffffff8155682a (up_read+0x1a/0x40)
> 00000000db60fa18: 0000000000000006 (0x6)
> 000000006794e7b5: ffff8801ac401cc0 (0xffff8801ac401cc0)
> 000000000a261fed: ffffffff81318d76 (__do_page_fault+0x3d6/0xc90)
> 000000001297870d: 0000000041b58ab3 (0x41b58ab3)
> 00000000eda09881: ffffffff868711b0 (K512_4+0x91fb0/0xd09a0)
> 00000000179515d6: 0000000000000002 (0x2)
> 00000000d3ca4229: 0000000000000000 ...
> 0000000001022156: 0000005500000000 (0x5500000000)
> 00000000e29c2ec9: ffff8801ac4b8768 (0xffff8801ac4b8768)
> 0000000052a5147b: 0000000000000004 (0x4)
> 000000000c777701: ffff8801addd7e38 (0xffff8801addd7e38)
> 000000003308c5ac: dffffc0000000000 (0xdffffc0000000000)
> 000000003fa9534f: ffff8801addd7df8 (0xffff8801addd7df8)
> 0000000094d03089: 0000000000000004 (0x4)
> 000000003ff08000: ffff8801addd7d80 (0xffff8801addd7d80)
> 000000000d29c6c0: ffffffff81b9b0c8 (__fdget+0x18/0x20)
> 0000000036ee4b3b: bae56c38c9082400 (0xbae56c38c9082400)
> 00000000c1ea676e: ffff8801addd7ef8 (0xffff8801addd7ef8)
> 00000000dbc5f7b4: ffff8801addd7dc8 (0xffff8801addd7dc8)
> 00000000ada856ab: ffff8801addd7e38 (0xffff8801addd7e38)
> 000000002e6f4778: dffffc0000000000 (0xdffffc0000000000)
> 00000000dbbebd56: 1ffff10035bbafbb (0x1ffff10035bbafbb)
> 00000000a33a0e3d: ffff8801ba932980 (0xffff8801ba932980)
> 00000000c8980c35: ffff8801addd7f20 (0xffff8801addd7f20)
> 000000005e3b93b0: ffffffff8432bfb2 (__sys_recvmsg+0xe2/0x210)
> 000000008eb39f97: ffffffff8432bfb2 (__sys_recvmsg+0xe2/0x210)
> 00000000e4dd53ec: 0000000000000006 (0x6)
> 00000000a2cb85f0: 0000000020b2f000 (0x20b2f000)
> 00000000b86c2ae8: 0000000041b58ab3 (0x41b58ab3)
> 0000000034bcfe37: ffffffff86871178 (K512_4+0x91f78/0xd09a0)
> 00000000ed261d74: ffffffff8432bed0 (SyS_sendmmsg+0x60/0x60)
> 00000000344403da: 0000000000000000 ...
> 00000000a0cc1b09: 0000000041b58ab3 (0x41b58ab3)
> 00000000fcfdb18f: ffffffff867cb270 (regoff.32610+0x28baf0/0x29dc80)
> 00000000f0294447: ffffffff81319630 (__do_page_fault+0xc90/0xc90)
> 00000000b46192ff: ffffffff85ffc650 (algif_type_skcipher+0x10/0xc0)
> 00000000d2796410: 1ffff10035bbafd0 (0x1ffff10035bbafd0)
> 00000000ad16cc56: ffff8801addd7f20 (0xffff8801addd7f20)
> 0000000009800666: ffff8801ba922200 (0xffff8801ba922200)
> 0000000062c8f861: fffffffffffffff7 (0xfffffffffffffff7)
> 000000004c7dc71e: ffff8801addd7ea0 (0xffff8801addd7ea0)
> 000000008dc647e0: ffff8801addd7f48 (0xffff8801addd7f48)
> 00000000f71e8041: ffffffff8432aed5 (SyS_setsockopt+0x215/0x360)
> 00000000930428e5: 0000000000000000 ...
> 0000000089d22d4a: 0000000000000010 (0x10)
> 000000007e91a186: 0000000020001f3a (0x20001f3a)
> 0000000052e75ec7: 0000000000000001 (0x1)
> 00000000f9d5292f: ffff8801addd7cc0 (0xffff8801addd7cc0)
> 00000000ab7c2675: 0000000000000000 ...
> 00000000aa894353: ffffffff00000000 (0xffffffff00000000)
> 00000000f8936fb7: 0000000000000000 ...
> 000000007e8f04db: ffff8801addd7c40 (0xffff8801addd7c40)
> 0000000013ef5b51: 0000000000000000 ...
> 00000000eacf20ec: 0000000020590000 (0x20590000)
> 000000003859ee08: 0000000000000000 ...
> 000000008df0f4bc: ffff8801addd7ef0 (0xffff8801addd7ef0)
> 00000000b120bf4d: ffffffff81564d91 (trace_hardirqs_on_caller+0x421/0x5c0)
> 000000005709167b: 0000000000000000 ...
> 000000000571639f: ffff8801addd7f48 (0xffff8801addd7f48)
> 000000001ebfae1a: 0000000000000000 ...
> 00000000cb1568db: 0000000000000004 (0x4)
> 00000000cac6e0fa: 0000000020b2f000 (0x20b2f000)
> 000000006a3c0e35: 00000000006cf050 (0x6cf050)
> 00000000c1b90944: 00000000004a2e4e (0x4a2e4e)
> 000000007fde70f3: ffff8801addd7f48 (0xffff8801addd7f48)
> 00000000ae70b3c3: ffffffff8432c10d (SyS_recvmsg+0x2d/0x50)
> 000000005dc420d6: 0000000000000000 ...
> 000000007d7e96cf: 0000000000000003 (0x3)
> 00000000ef5d224b: 0000000000007b79 (0x7b79)
> 0000000043e015fa: ffffffff85a0009b (entry_SYSCALL_64_fastpath+0x29/0xa0)
> 00000000984559b1: 00000000004a2e4e (0x4a2e4e)
> 0000000058b69a01: 00000000006cf050 (0x6cf050)
> 00000000155d6001: 0000000000000003 (0x3)
> 000000005c158093: 0000000000000000 ...
> 000000001e3f5268: 0000000000007b79 (0x7b79)
> 000000004afb5eb7: 0000000000000000 ...
> 000000001f14733d: 0000000000000246 (0x246)
> 00000000206104ac: 0000000000007b79 (0x7b79)
> 0000000016b44598: 0000000000007b79 (0x7b79)
> 000000002425a3fd: 0000000000007b79 (0x7b79)
> 00000000142803b7: ffffffffffffffda (0xffffffffffffffda)
> 00000000c6e8f055: 0000000000441689 (0x441689)
> 000000001374b1f1: 0000000000000000 ...
> 0000000093b314e6: 0000000020b2f000 (0x20b2f000)
> 000000007eba43f8: 0000000000000004 (0x4)
> 000000006bfb1dc3: 000000000000002f (0x2f)
> 00000000847ae096: 0000000000441689 (0x441689)
> 000000002e0bc771: 0000000000000033 (0x33)
> 00000000981c7725: 0000000000000246 (0x246)
> 000000001db3fc1b: 00007ffd931b3908 (0x7ffd931b3908)
> 00000000cb7f8f8e: 000000000000002b (0x2b)
>
>
> ---
> This bug is generated by a dumb bot. It may contain errors.
> See https://goo.gl/tpsmEJ for details.
> Direct all questions to syzkaller@xxxxxxxxxxxxxxxx.
>
> syzbot will keep track of this bug report.
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> merged
> into any tree, please reply to this email with:
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