diff options
Diffstat (limited to 'meta/recipes-kernel/lttng/lttng-modules/0001-Fix-SUNRPC-Fix-oops-when-trace-sunrpc_task-events-in.patch')
| -rw-r--r-- | meta/recipes-kernel/lttng/lttng-modules/0001-Fix-SUNRPC-Fix-oops-when-trace-sunrpc_task-events-in.patch | 94 |
1 files changed, 0 insertions, 94 deletions
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 deleted file mode 100644 index bdbc4f811e..0000000000 --- a/meta/recipes-kernel/lttng/lttng-modules/0001-Fix-SUNRPC-Fix-oops-when-trace-sunrpc_task-events-in.patch +++ /dev/null @@ -1,94 +0,0 @@ -From 1ff7013bcf7f068cf4371d12d758f9c0fd16a619 Mon Sep 17 00:00:00 2001 -From: Quanyang Wang <quanyang.wang@windriver.com> -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 <chendt.fnst@cn.fujitsu.com> - 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: [<ffffffffa026f216>] 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:[<ffffffffa026f216>] [<ffffffffa026f216>] 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] [<ffffffffa02704b5>] __rpc_execute+0x1d5/0x400 [sunrpc] - [ 139.269915] [<ffffffffa0270706>] rpc_async_schedule+0x26/0x30 [sunrpc] - [ 139.269915] [<ffffffff8107867b>] process_one_work+0x17b/0x460 - [ 139.269915] [<ffffffff8107942b>] worker_thread+0x11b/0x400 - [ 139.269915] [<ffffffff81079310>] ? rescuer_thread+0x3e0/0x3e0 - [ 139.269915] [<ffffffff8107fc80>] kthread+0xc0/0xd0 - [ 139.269915] [<ffffffff8107fbc0>] ? kthread_create_on_node+0x110/0x110 - [ 139.269915] [<ffffffff815d122c>] ret_from_fork+0x7c/0xb0 - [ 139.269915] [<ffffffff8107fbc0>] ? 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 [<ffffffffa026f216>] ftrace_raw_event_rpc_task_running+0x86/0xf0 [sunrpc] - [ 139.269915] RSP <ffff88001b633d70> - [ 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 <quanyang.wang@windriver.com> -Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> ---- - 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 - |