From 0dc56663c6a47140fc9c3beb43d756054f995766 Mon Sep 17 00:00:00 2001 From: Quanyang Wang Date: Fri, 13 Dec 2019 14:19:52 +0800 Subject: lttng-modules: fix NULL pointer deference error when testing rpc_task_running This is a backport from upstream https://github.com/lttng/lttng-modules.git stable-2.10 to fix NULL pointer deference error when running kts testcase lttng_syscall_events. (From OE-Core rev: a522ccff838ba1577255c90e64d98dd75470fb0a) (From OE-Core rev: 754d0ae5a960056468cdf50e5965a4c22515f8f9) Signed-off-by: Quanyang Wang Signed-off-by: Richard Purdie Signed-off-by: Anuj Mittal Signed-off-by: Richard Purdie --- ...Fix-oops-when-trace-sunrpc_task-events-in.patch | 94 +++++++++++++++ ...null-rpc_clnt-dereference-in-rpc_task_que.patch | 44 +++++++ ...x-sunrpc-use-signed-integer-for-client-id.patch | 105 +++++++++++++++++ ...04-sunrpc-introduce-lttng_get_clid-helper.patch | 130 +++++++++++++++++++++ meta/recipes-kernel/lttng/lttng-modules_2.10.11.bb | 4 + 5 files changed, 377 insertions(+) create mode 100644 meta/recipes-kernel/lttng/lttng-modules/0001-Fix-SUNRPC-Fix-oops-when-trace-sunrpc_task-events-in.patch create mode 100644 meta/recipes-kernel/lttng/lttng-modules/0002-Fix-sunrpc-null-rpc_clnt-dereference-in-rpc_task_que.patch create mode 100644 meta/recipes-kernel/lttng/lttng-modules/0003-Fix-sunrpc-use-signed-integer-for-client-id.patch create mode 100644 meta/recipes-kernel/lttng/lttng-modules/0004-sunrpc-introduce-lttng_get_clid-helper.patch (limited to 'meta/recipes-kernel/lttng') diff --git a/meta/recipes-kernel/lttng/lttng-modules/0001-Fix-SUNRPC-Fix-oops-when-trace-sunrpc_task-events-in.patch b/meta/recipes-kernel/lttng/lttng-modules/0001-Fix-SUNRPC-Fix-oops-when-trace-sunrpc_task-events-in.patch new file mode 100644 index 0000000000..bdbc4f811e --- /dev/null +++ b/meta/recipes-kernel/lttng/lttng-modules/0001-Fix-SUNRPC-Fix-oops-when-trace-sunrpc_task-events-in.patch @@ -0,0 +1,94 @@ +From 1ff7013bcf7f068cf4371d12d758f9c0fd16a619 Mon Sep 17 00:00:00 2001 +From: Quanyang Wang +Date: Thu, 5 Dec 2019 15:35:32 +0800 +Subject: [PATCH 1/4] Fix: SUNRPC: Fix oops when trace sunrpc_task events in + nfs client + +See upstream commit : + + commit 2ca310fc4160ed0420da65534a21ae77b24326a8 + Author: Ditang Chen + Date: Fri, 7 Mar 2014 13:27:57 +0800 + Subject: SUNRPC: Fix oops when trace sunrpc_task events in nfs client + + When tracking sunrpc_task events in nfs client, the clnt pointer may be NULL. + + [ 139.269266] BUG: unable to handle kernel NULL pointer dereference at 0000000000000004 + [ 139.269915] IP: [] ftrace_raw_event_rpc_task_running+0x86/0xf0 [sunrpc] + [ 139.269915] PGD 1d293067 PUD 1d294067 PMD 0 + [ 139.269915] Oops: 0000 [#1] SMP + [ 139.269915] Modules linked in: nfsv4 dns_resolver nfs lockd sunrpc fscache sg ppdev e1000 + serio_raw pcspkr parport_pc parport i2c_piix4 i2c_core microcode xfs libcrc32c sd_mod sr_mod + cdrom ata_generic crc_t10dif crct10dif_common pata_acpi ahci libahci ata_piix libata dm_mirror + dm_region_hash dm_log dm_mod + [ 139.269915] CPU: 0 PID: 59 Comm: kworker/0:2 Not tainted 3.10.0-84.el7.x86_64 #1 + [ 139.269915] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006 + [ 139.269915] Workqueue: rpciod rpc_async_schedule [sunrpc] + [ 139.269915] task: ffff88001b598000 ti: ffff88001b632000 task.ti: ffff88001b632000 + [ 139.269915] RIP: 0010:[] [] ftrace_raw_event_rpc_task_running+0x86/0xf0 [sunrpc] + [ 139.269915] RSP: 0018:ffff88001b633d70 EFLAGS: 00010206 + [ 139.269915] RAX: ffff88001dfc5338 RBX: ffff88001cc37a00 RCX: ffff88001dfc5334 + [ 139.269915] RDX: ffff88001dfc5338 RSI: 0000000000000000 RDI: ffff88001dfc533c + [ 139.269915] RBP: ffff88001b633db0 R08: 000000000000002c R09: 000000000000000a + [ 139.269915] R10: 0000000000062180 R11: 00000020759fb9dc R12: ffffffffa0292c20 + [ 139.269915] R13: ffff88001dfc5334 R14: 0000000000000000 R15: 0000000000000000 + [ 139.269915] FS: 0000000000000000(0000) GS:ffff88001fc00000(0000) knlGS:0000000000000000 + [ 139.269915] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b + [ 139.269915] CR2: 0000000000000004 CR3: 000000001d290000 CR4: 00000000000006f0 + [ 139.269915] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 + [ 139.269915] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 + [ 139.269915] Stack: + [ 139.269915] 000000001b633d98 0000000000000246 ffff88001df1dc00 ffff88001cc37a00 + [ 139.269915] ffff88001bc35e60 0000000000000000 ffff88001ffa0a48 ffff88001bc35ee0 + [ 139.269915] ffff88001b633e08 ffffffffa02704b5 0000000000010000 ffff88001cc37a70 + [ 139.269915] Call Trace: + [ 139.269915] [] __rpc_execute+0x1d5/0x400 [sunrpc] + [ 139.269915] [] rpc_async_schedule+0x26/0x30 [sunrpc] + [ 139.269915] [] process_one_work+0x17b/0x460 + [ 139.269915] [] worker_thread+0x11b/0x400 + [ 139.269915] [] ? rescuer_thread+0x3e0/0x3e0 + [ 139.269915] [] kthread+0xc0/0xd0 + [ 139.269915] [] ? kthread_create_on_node+0x110/0x110 + [ 139.269915] [] ret_from_fork+0x7c/0xb0 + [ 139.269915] [] ? kthread_create_on_node+0x110/0x110 + [ 139.269915] Code: 4c 8b 45 c8 48 8d 7d d0 89 4d c4 41 89 c9 b9 28 00 00 00 e8 9d b4 e9 + e0 48 85 c0 49 89 c5 74 a2 48 89 c7 e8 9d 3f e9 e0 48 89 c2 <41> 8b 46 04 48 8b 7d d0 4c + 89 e9 4c 89 e6 89 42 0c 0f b7 83 d4 + [ 139.269915] RIP [] ftrace_raw_event_rpc_task_running+0x86/0xf0 [sunrpc] + [ 139.269915] RSP + [ 139.269915] CR2: 0000000000000004 + [ 140.946406] ---[ end trace ba486328b98d7622 ]--- + +Upstream-Status: Backport [https://github.com/lttng/lttng-modules/commit/2b228b503cad10bf0c5a99b42a908ca906eab5b9] + +Signed-off-by: Quanyang Wang +Signed-off-by: Mathieu Desnoyers +--- + instrumentation/events/lttng-module/rpc.h | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/instrumentation/events/lttng-module/rpc.h b/instrumentation/events/lttng-module/rpc.h +index 3798e8e..fb13106 100644 +--- a/instrumentation/events/lttng-module/rpc.h ++++ b/instrumentation/events/lttng-module/rpc.h +@@ -139,7 +139,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_running, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(unsigned int, client_id, task->tk_client->cl_clid) ++ ctf_integer(unsigned int, client_id, task->tk_client ? task->tk_client->cl_clid : -1) + ctf_integer_hex(const void *, action, action) + ctf_integer(unsigned long, runstate, task->tk_runstate) + ctf_integer(int, status, task->tk_status) +@@ -208,7 +208,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_running, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(unsigned int, client_id, task->tk_client->cl_clid) ++ ctf_integer(unsigned int, client_id, task->tk_client ? task->tk_client->cl_clid : -1) + ctf_integer_hex(const void *, action, action) + ctf_integer(unsigned long, runstate, task->tk_runstate) + ctf_integer(int, status, task->tk_status) +-- +2.17.1 + diff --git a/meta/recipes-kernel/lttng/lttng-modules/0002-Fix-sunrpc-null-rpc_clnt-dereference-in-rpc_task_que.patch b/meta/recipes-kernel/lttng/lttng-modules/0002-Fix-sunrpc-null-rpc_clnt-dereference-in-rpc_task_que.patch new file mode 100644 index 0000000000..03264bac68 --- /dev/null +++ b/meta/recipes-kernel/lttng/lttng-modules/0002-Fix-sunrpc-null-rpc_clnt-dereference-in-rpc_task_que.patch @@ -0,0 +1,44 @@ +From 032a74d83b263c4faead8e4c25d497fb8ea07b6e Mon Sep 17 00:00:00 2001 +From: Mathieu Desnoyers +Date: Thu, 12 Dec 2019 10:29:02 -0500 +Subject: [PATCH 2/4] Fix: sunrpc: null rpc_clnt dereference in rpc_task_queued + tracepoint + +Based on upstream Linux commit: + +commit 0be283f676a1e7b208db0c992283197ef8b52158 +Author: Benjamin Coddington +Date: Tue Jan 23 09:32:35 2018 -0500 + + SUNRPC: Fix null rpc_clnt dereference in rpc_task_queued tracepoint + + Backchannel tasks will not have a reference to the rpc_clnt. Return -1 for + cl_clid in that case. + + Signed-off-by: Benjamin Coddington + Signed-off-by: Trond Myklebust + +Signed-off-by: Mathieu Desnoyers +Upstream-Status: Backport [https://github.com/lttng/lttng-modules/commit/8f83a9103dcdf4f6b73783427fc5ded4869309d5] +Signed-off-by: Quanyang Wang +--- + instrumentation/events/lttng-module/rpc.h | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +diff --git a/instrumentation/events/lttng-module/rpc.h b/instrumentation/events/lttng-module/rpc.h +index fb13106..68c622c 100644 +--- a/instrumentation/events/lttng-module/rpc.h ++++ b/instrumentation/events/lttng-module/rpc.h +@@ -176,7 +176,8 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_queued, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(unsigned int, client_id, task->tk_client->cl_clid) ++ ctf_integer(unsigned int, client_id, task->tk_client ? ++ task->tk_client->cl_clid : -1) + ctf_integer(unsigned long, timeout, task->tk_timeout) + ctf_integer(unsigned long, runstate, task->tk_runstate) + ctf_integer(int, status, task->tk_status) +-- +2.17.1 + diff --git a/meta/recipes-kernel/lttng/lttng-modules/0003-Fix-sunrpc-use-signed-integer-for-client-id.patch b/meta/recipes-kernel/lttng/lttng-modules/0003-Fix-sunrpc-use-signed-integer-for-client-id.patch new file mode 100644 index 0000000000..c7529f16dd --- /dev/null +++ b/meta/recipes-kernel/lttng/lttng-modules/0003-Fix-sunrpc-use-signed-integer-for-client-id.patch @@ -0,0 +1,105 @@ +From 70389e422dd3146161089d454f525367c9046ecd Mon Sep 17 00:00:00 2001 +From: Mathieu Desnoyers +Date: Thu, 12 Dec 2019 10:29:37 -0500 +Subject: [PATCH 3/4] Fix: sunrpc: use signed integer for client id + +Within include/linux/sunrpc/clnt.h:struct rpc_cltn, the cl_clid field +is an unsigned integer, which is the type expected by the tracepoint +signature. + +However, looking into net/sunrpc/clnt.c:rpc_alloc_clid(), its allocation +considers negative signed integer as errors. + +Therefore, in order to properly show "-1" in the trace output (rather +than MAX_INT) when called with a NULL task->tk_client, move to a +signed integer as backing type for the client_id field. + +Signed-off-by: Mathieu Desnoyers +Upstream-Status: Backport [https://github.com/lttng/lttng-modules/commit/cc7bb0aa52cae22255581d67841449bb8ea36fda] +Signed-off-by: Quanyang Wang +--- + instrumentation/events/lttng-module/rpc.h | 19 +++++++++++-------- + 1 file changed, 11 insertions(+), 8 deletions(-) + +diff --git a/instrumentation/events/lttng-module/rpc.h b/instrumentation/events/lttng-module/rpc.h +index 68c622c..2d06e55 100644 +--- a/instrumentation/events/lttng-module/rpc.h ++++ b/instrumentation/events/lttng-module/rpc.h +@@ -18,7 +18,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_status, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(unsigned int, client_id, task->tk_client->cl_clid) ++ ctf_integer(int, client_id, task->tk_client->cl_clid) + ctf_integer(int, status, task->tk_status) + ) + ) +@@ -43,7 +43,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_status, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(unsigned int, client_id, task->tk_client->cl_clid) ++ ctf_integer(int, client_id, task->tk_client->cl_clid) + ctf_integer(int, status, task->tk_status) + ) + ) +@@ -100,7 +100,7 @@ LTTNG_TRACEPOINT_EVENT(rpc_connect_status, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(unsigned int, client_id, task->tk_client->cl_clid) ++ ctf_integer(int, client_id, task->tk_client->cl_clid) + ctf_integer(int, status, task->tk_status) + ) + ) +@@ -112,7 +112,7 @@ LTTNG_TRACEPOINT_EVENT(rpc_connect_status, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(unsigned int, client_id, task->tk_client->cl_clid) ++ ctf_integer(int, client_id, task->tk_client->cl_clid) + ctf_integer(int, status, status) + ) + ) +@@ -139,7 +139,8 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_running, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(unsigned int, client_id, task->tk_client ? task->tk_client->cl_clid : -1) ++ ctf_integer(int, client_id, task->tk_client ? ++ task->tk_client->cl_clid : -1) + ctf_integer_hex(const void *, action, action) + ctf_integer(unsigned long, runstate, task->tk_runstate) + ctf_integer(int, status, task->tk_status) +@@ -176,7 +177,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_queued, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(unsigned int, client_id, task->tk_client ? ++ ctf_integer(int, client_id, task->tk_client ? + task->tk_client->cl_clid : -1) + ctf_integer(unsigned long, timeout, task->tk_timeout) + ctf_integer(unsigned long, runstate, task->tk_runstate) +@@ -209,7 +210,8 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_running, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(unsigned int, client_id, task->tk_client ? task->tk_client->cl_clid : -1) ++ ctf_integer(int, client_id, task->tk_client ? ++ task->tk_client->cl_clid : -1) + ctf_integer_hex(const void *, action, action) + ctf_integer(unsigned long, runstate, task->tk_runstate) + ctf_integer(int, status, task->tk_status) +@@ -246,7 +248,8 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_queued, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(unsigned int, client_id, task->tk_client->cl_clid) ++ ctf_integer(int, client_id, task->tk_client ? ++ task->tk_client->cl_clid : -1) + ctf_integer(unsigned long, timeout, task->tk_timeout) + ctf_integer(unsigned long, runstate, task->tk_runstate) + ctf_integer(int, status, task->tk_status) +-- +2.17.1 + diff --git a/meta/recipes-kernel/lttng/lttng-modules/0004-sunrpc-introduce-lttng_get_clid-helper.patch b/meta/recipes-kernel/lttng/lttng-modules/0004-sunrpc-introduce-lttng_get_clid-helper.patch new file mode 100644 index 0000000000..4dd726cf2c --- /dev/null +++ b/meta/recipes-kernel/lttng/lttng-modules/0004-sunrpc-introduce-lttng_get_clid-helper.patch @@ -0,0 +1,130 @@ +From b6903d57e4c3234ec5b1c7f72e232023cdee0fab Mon Sep 17 00:00:00 2001 +From: Mathieu Desnoyers +Date: Thu, 12 Dec 2019 10:39:38 -0500 +Subject: [PATCH 4/4] sunrpc: introduce lttng_get_clid helper + +Introduce the lttng_get_clid helper to always check for NULL pointer +when getting the client id. While not always strictly needed depending +on the tracepoint callsite, prefer robustness of instrumentation and +always check for NULL rather than play whack-a-mole. + +Signed-off-by: Mathieu Desnoyers +Upstream-Status: Backport [https://github.com/lttng/lttng-modules/commit/1330a091a687a406513c3a326c2fc2a0dbe75536] +Signed-off-by: Quanyang Wang +--- + instrumentation/events/lttng-module/rpc.h | 43 ++++++++++++++++------- + 1 file changed, 31 insertions(+), 12 deletions(-) + +diff --git a/instrumentation/events/lttng-module/rpc.h b/instrumentation/events/lttng-module/rpc.h +index 2d06e55..ceaf9db 100644 +--- a/instrumentation/events/lttng-module/rpc.h ++++ b/instrumentation/events/lttng-module/rpc.h +@@ -9,6 +9,29 @@ + #include + #include + ++#ifndef ONCE_LTTNG_RPC_H ++#define ONCE_LTTNG_RPC_H ++ ++#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) ++static inline ++int lttng_get_clid(const struct rpc_task *task) ++{ ++ struct rpc_clnt *tk_client; ++ ++ tk_client = task->tk_client; ++ if (!tk_client) ++ return -1; ++ /* ++ * The cl_clid field is always initialized to positive signed ++ * integers. Negative signed integer values are treated as ++ * errors. ++ */ ++ return (int) tk_client->cl_clid; ++} ++#endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */ ++ ++#endif /* ONCE_LTTNG_RPC_H */ ++ + #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,0,0)) + LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_status, + +@@ -18,7 +41,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_status, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(int, client_id, task->tk_client->cl_clid) ++ ctf_integer(int, client_id, lttng_get_clid(task)) + ctf_integer(int, status, task->tk_status) + ) + ) +@@ -43,7 +66,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_status, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(int, client_id, task->tk_client->cl_clid) ++ ctf_integer(int, client_id, lttng_get_clid(task)) + ctf_integer(int, status, task->tk_status) + ) + ) +@@ -100,7 +123,7 @@ LTTNG_TRACEPOINT_EVENT(rpc_connect_status, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(int, client_id, task->tk_client->cl_clid) ++ ctf_integer(int, client_id, lttng_get_clid(task)) + ctf_integer(int, status, task->tk_status) + ) + ) +@@ -112,7 +135,7 @@ LTTNG_TRACEPOINT_EVENT(rpc_connect_status, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(int, client_id, task->tk_client->cl_clid) ++ ctf_integer(int, client_id, lttng_get_clid(task)) + ctf_integer(int, status, status) + ) + ) +@@ -139,8 +162,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_running, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(int, client_id, task->tk_client ? +- task->tk_client->cl_clid : -1) ++ ctf_integer(int, client_id, lttng_get_clid(task)) + ctf_integer_hex(const void *, action, action) + ctf_integer(unsigned long, runstate, task->tk_runstate) + ctf_integer(int, status, task->tk_status) +@@ -177,8 +199,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_queued, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(int, client_id, task->tk_client ? +- task->tk_client->cl_clid : -1) ++ ctf_integer(int, client_id, lttng_get_clid(task)) + ctf_integer(unsigned long, timeout, task->tk_timeout) + ctf_integer(unsigned long, runstate, task->tk_runstate) + ctf_integer(int, status, task->tk_status) +@@ -210,8 +231,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_running, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(int, client_id, task->tk_client ? +- task->tk_client->cl_clid : -1) ++ ctf_integer(int, client_id, lttng_get_clid(task)) + ctf_integer_hex(const void *, action, action) + ctf_integer(unsigned long, runstate, task->tk_runstate) + ctf_integer(int, status, task->tk_status) +@@ -248,8 +268,7 @@ LTTNG_TRACEPOINT_EVENT_CLASS(rpc_task_queued, + + TP_FIELDS( + ctf_integer(unsigned int, task_id, task->tk_pid) +- ctf_integer(int, client_id, task->tk_client ? +- task->tk_client->cl_clid : -1) ++ ctf_integer(int, client_id, lttng_get_clid(task)) + ctf_integer(unsigned long, timeout, task->tk_timeout) + ctf_integer(unsigned long, runstate, task->tk_runstate) + ctf_integer(int, status, task->tk_status) +-- +2.17.1 + diff --git a/meta/recipes-kernel/lttng/lttng-modules_2.10.11.bb b/meta/recipes-kernel/lttng/lttng-modules_2.10.11.bb index 789a3be850..cc4f44519a 100644 --- a/meta/recipes-kernel/lttng/lttng-modules_2.10.11.bb +++ b/meta/recipes-kernel/lttng/lttng-modules_2.10.11.bb @@ -14,6 +14,10 @@ COMPATIBLE_HOST = '(x86_64|i.86|powerpc|aarch64|mips|nios2|arm|riscv).*-linux' SRC_URI = "https://lttng.org/files/${BPN}/${BPN}-${PV}.tar.bz2 \ file://Makefile-Do-not-fail-if-CONFIG_TRACEPOINTS-is-not-en.patch \ file://BUILD_RUNTIME_BUG_ON-vs-gcc7.patch \ + file://0001-Fix-SUNRPC-Fix-oops-when-trace-sunrpc_task-events-in.patch \ + file://0002-Fix-sunrpc-null-rpc_clnt-dereference-in-rpc_task_que.patch \ + file://0003-Fix-sunrpc-use-signed-integer-for-client-id.patch \ + file://0004-sunrpc-introduce-lttng_get_clid-helper.patch \ " SRC_URI[md5sum] = "c618fb646514dfc1bf910cfd7cda4256" -- cgit v1.2.3-54-g00ecf