diff for duplicates of <5655CFDC.4050206@gmail.com> diff --git a/a/1.txt b/N1/1.txt index b653928..39f48f3 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -32,13 +32,14 @@ On 11/24/2015 03:45 PM, Neil Horman wrote: >>>> } >>>> >>>> ->>>> ================================= +>>>> ================================================================== >>>> BUG: KASAN: use-after-free in sctp_do_sm+0x42f6/0x4f60 at addr ffff880036fa80a8 >>>> Read of size 4 by task a.out/5664 ->>>> ======================================>>>> BUG kmalloc-4096 (Tainted: G B ): kasan: bad access detected +>>>> ============================================================================= +>>>> BUG kmalloc-4096 (Tainted: G B ): kasan: bad access detected >>>> ----------------------------------------------------------------------------- >>>> ->>>> INFO: Allocated in sctp_association_new+0x6f/0x1ea0 age=8 cpu=1 pidV64 +>>>> INFO: Allocated in sctp_association_new+0x6f/0x1ea0 age=8 cpu=1 pid=5664 >>>> [< none >] kmem_cache_alloc_trace+0x1cf/0x220 ./mm/slab.c:3707 >>>> [< none >] sctp_association_new+0x6f/0x1ea0 >>>> [< none >] sctp_sendmsg+0x1954/0x28e0 @@ -50,7 +51,7 @@ On 11/24/2015 03:45 PM, Neil Horman wrote: >>>> [< none >] SyS_sendto+0x40/0x50 ./net/socket.c:1862 >>>> [< none >] entry_SYSCALL_64_fastpath+0x16/0x7a >>>> ->>>> INFO: Freed in sctp_association_put+0x150/0x250 age\x14 cpu=1 pidV64 +>>>> INFO: Freed in sctp_association_put+0x150/0x250 age=14 cpu=1 pid=5664 >>>> [< none >] kfree+0x199/0x1b0 ./mm/slab.c:1211 >>>> [< none >] sctp_association_put+0x150/0x250 >>>> [< none >] sctp_association_free+0x498/0x630 @@ -106,7 +107,7 @@ On 11/24/2015 03:45 PM, Neil Horman wrote: >>>> [<ffffffff81252ad8>] do_group_exit+0x108/0x320 ./kernel/exit.c:985 >>>> [<ffffffff81252d0d>] SyS_exit_group+0x1d/0x20 ./kernel/exit.c:1002 >>>> [<ffffffff84bf0c36>] entry_SYSCALL_64_fastpath+0x16/0x7a ->>>> ================================= +>>>> ================================================================== >>>> >>>> >>>> I am on commit 90b55590c43258a157a2a143748455dcc50fbb53 of net-next (Nov 22). diff --git a/a/content_digest b/N1/content_digest index 63a9719..43029b1 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -4,7 +4,7 @@ "ref\020151124204553.GB3364@hmsreliant.think-freely.org\0" "From\0Vlad Yasevich <vyasevich@gmail.com>\0" "Subject\0Re: use-after-free in sctp_do_sm\0" - "Date\0Wed, 25 Nov 2015 15:12:28 +0000\0" + "Date\0Wed, 25 Nov 2015 10:12:28 -0500\0" "To\0Neil Horman <nhorman@tuxdriver.com>" " Dmitry Vyukov <dvyukov@google.com>\0" "Cc\0linux-sctp@vger.kernel.org" @@ -51,13 +51,14 @@ ">>>> }\n" ">>>>\n" ">>>>\n" - ">>>> =================================\n" + ">>>> ==================================================================\n" ">>>> BUG: KASAN: use-after-free in sctp_do_sm+0x42f6/0x4f60 at addr ffff880036fa80a8\n" ">>>> Read of size 4 by task a.out/5664\n" - ">>>> ======================================>>>> BUG kmalloc-4096 (Tainted: G B ): kasan: bad access detected\n" + ">>>> =============================================================================\n" + ">>>> BUG kmalloc-4096 (Tainted: G B ): kasan: bad access detected\n" ">>>> -----------------------------------------------------------------------------\n" ">>>>\n" - ">>>> INFO: Allocated in sctp_association_new+0x6f/0x1ea0 age=8 cpu=1 pidV64\n" + ">>>> INFO: Allocated in sctp_association_new+0x6f/0x1ea0 age=8 cpu=1 pid=5664\n" ">>>> [< none >] kmem_cache_alloc_trace+0x1cf/0x220 ./mm/slab.c:3707\n" ">>>> [< none >] sctp_association_new+0x6f/0x1ea0\n" ">>>> [< none >] sctp_sendmsg+0x1954/0x28e0\n" @@ -69,7 +70,7 @@ ">>>> [< none >] SyS_sendto+0x40/0x50 ./net/socket.c:1862\n" ">>>> [< none >] entry_SYSCALL_64_fastpath+0x16/0x7a\n" ">>>>\n" - ">>>> INFO: Freed in sctp_association_put+0x150/0x250 age\024 cpu=1 pidV64\n" + ">>>> INFO: Freed in sctp_association_put+0x150/0x250 age=14 cpu=1 pid=5664\n" ">>>> [< none >] kfree+0x199/0x1b0 ./mm/slab.c:1211\n" ">>>> [< none >] sctp_association_put+0x150/0x250\n" ">>>> [< none >] sctp_association_free+0x498/0x630\n" @@ -125,7 +126,7 @@ ">>>> [<ffffffff81252ad8>] do_group_exit+0x108/0x320 ./kernel/exit.c:985\n" ">>>> [<ffffffff81252d0d>] SyS_exit_group+0x1d/0x20 ./kernel/exit.c:1002\n" ">>>> [<ffffffff84bf0c36>] entry_SYSCALL_64_fastpath+0x16/0x7a\n" - ">>>> =================================\n" + ">>>> ==================================================================\n" ">>>>\n" ">>>>\n" ">>>> I am on commit 90b55590c43258a157a2a143748455dcc50fbb53 of net-next (Nov 22).\n" @@ -155,4 +156,4 @@ ">> More majordomo info at http://vger.kernel.org/majordomo-info.html\n" >> -57217c9cf76bd4c0abf3a9e7a5a8cbd4323c0266cf7ce03c6de16fe6066ef3dc +1729988a05a932e6397f551415c03ae1172a919747cc5c14d54e86a0e333b771
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