[Kernel-packages] [Bug 1987269] Re: [5.18.0 mainline] mlx5 deadlock

2023-03-07 Thread Launchpad Bug Tracker
[Expired for linux (Ubuntu) because there has been no activity for 60
days.]

** Changed in: linux (Ubuntu)
   Status: Incomplete => Expired

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https://bugs.launchpad.net/bugs/1987269

Title:
  [5.18.0 mainline] mlx5 deadlock

Status in linux package in Ubuntu:
  Expired

Bug description:
  $ lsb_release -a
  No LSB modules are available.
  Distributor ID:   Ubuntu
  Description:  Ubuntu 22.04.1 LTS
  Release:  22.04
  Codename: jammy

  $ uname -a
  Linux pc1-rb3-n3 5.18.0-051800-generic #202205222030 SMP PREEMPT_DYNAMIC Sun 
May 22 20:33:46 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.735461] INFO: task 
ovn-controller:30439 blocked for more than 120 seconds.
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.742835]   Not tainted 
5.18.0-051800-generic #202205222030
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.749051] "echo 0 > 
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757010] task:ovn-controller  
state:D stack:0 pid:30439 ppid: 1 flags:0x0002
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757019] Call Trace:
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757024]  
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757031]  __schedule+0x246/0x5c0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757045]  schedule+0x55/0xc0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757050]  
schedule_preempt_disabled+0x15/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757057]  
__mutex_lock.constprop.0+0x2f3/0x4c0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757064]  
__mutex_lock_slowpath+0x13/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757069]  mutex_lock+0x35/0x40
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757073]  
rtnetlink_rcv_msg+0x114/0x3f0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757082]  ? 
rtnl_calcit.isra.0+0x140/0x140
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757087]  netlink_rcv_skb+0x56/0x100
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757095]  rtnetlink_rcv+0x15/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757099]  
netlink_unicast+0x236/0x350
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757104]  
netlink_sendmsg+0x25e/0x4d0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757109]  sock_sendmsg+0x66/0x70
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757117]  
sys_sendmsg+0x24f/0x290
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757123]  ? import_iovec+0x1b/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757130]  ? 
sendmsg_copy_msghdr+0x7c/0xa0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757137]  ___sys_sendmsg+0x81/0xc0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757143]  ? 
___sys_recvmsg+0x99/0x110
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757148]  ? 
netdev_name_node_lookup_rcu+0x6b/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757155]  ? fput+0x13/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757161]  ? __sys_sendmsg+0x98/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757166]  ? __fget_light+0xa7/0x130
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757174]  __sys_sendmsg+0x62/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757180]  
__x64_sys_sendmsg+0x1d/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757186]  do_syscall_64+0x5c/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757191]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757194]  ? 
syscall_exit_to_user_mode+0x26/0x50
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757200]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757203]  ? 
exit_to_user_mode_prepare+0x37/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757210]  ? 
syscall_exit_to_user_mode+0x26/0x50
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757214]  ? 
__x64_sys_write+0x19/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757220]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757224]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757227]  
entry_SYSCALL_64_after_hwframe+0x44/0xae
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757232] RIP: 0033:0x7f571f927b4d
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757239] RSP: 002b:7ffd50fa8ec0 
EFLAGS: 0293 ORIG_RAX: 002e
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757246] RAX: ffda RBX: 
0001 RCX: 7f571f927b4d
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757252] RDX:  RSI: 
7ffd50fa8f50 RDI: 0020
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757255] RBP: 7ffd50fa9c40 R08: 
 R09: 55e1a6a66f60
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757260] R10: 0001 R11: 
0293 R12: 
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757264] R13: 55e1a53bc510 R14: 
00074f30 R15: 7ffd50fa8f50
  Aug 22 01:15:02 pc1-rb3-n3 

[Kernel-packages] [Bug 1987269] Re: [5.18.0 mainline] mlx5 deadlock

2023-01-06 Thread Frode Nordahl
** Changed in: linux (Ubuntu)
   Status: Expired => Incomplete

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Title:
  [5.18.0 mainline] mlx5 deadlock

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  $ lsb_release -a
  No LSB modules are available.
  Distributor ID:   Ubuntu
  Description:  Ubuntu 22.04.1 LTS
  Release:  22.04
  Codename: jammy

  $ uname -a
  Linux pc1-rb3-n3 5.18.0-051800-generic #202205222030 SMP PREEMPT_DYNAMIC Sun 
May 22 20:33:46 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.735461] INFO: task 
ovn-controller:30439 blocked for more than 120 seconds.
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.742835]   Not tainted 
5.18.0-051800-generic #202205222030
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.749051] "echo 0 > 
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757010] task:ovn-controller  
state:D stack:0 pid:30439 ppid: 1 flags:0x0002
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757019] Call Trace:
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757024]  
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757031]  __schedule+0x246/0x5c0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757045]  schedule+0x55/0xc0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757050]  
schedule_preempt_disabled+0x15/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757057]  
__mutex_lock.constprop.0+0x2f3/0x4c0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757064]  
__mutex_lock_slowpath+0x13/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757069]  mutex_lock+0x35/0x40
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757073]  
rtnetlink_rcv_msg+0x114/0x3f0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757082]  ? 
rtnl_calcit.isra.0+0x140/0x140
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757087]  netlink_rcv_skb+0x56/0x100
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757095]  rtnetlink_rcv+0x15/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757099]  
netlink_unicast+0x236/0x350
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757104]  
netlink_sendmsg+0x25e/0x4d0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757109]  sock_sendmsg+0x66/0x70
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757117]  
sys_sendmsg+0x24f/0x290
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757123]  ? import_iovec+0x1b/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757130]  ? 
sendmsg_copy_msghdr+0x7c/0xa0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757137]  ___sys_sendmsg+0x81/0xc0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757143]  ? 
___sys_recvmsg+0x99/0x110
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757148]  ? 
netdev_name_node_lookup_rcu+0x6b/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757155]  ? fput+0x13/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757161]  ? __sys_sendmsg+0x98/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757166]  ? __fget_light+0xa7/0x130
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757174]  __sys_sendmsg+0x62/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757180]  
__x64_sys_sendmsg+0x1d/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757186]  do_syscall_64+0x5c/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757191]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757194]  ? 
syscall_exit_to_user_mode+0x26/0x50
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757200]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757203]  ? 
exit_to_user_mode_prepare+0x37/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757210]  ? 
syscall_exit_to_user_mode+0x26/0x50
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757214]  ? 
__x64_sys_write+0x19/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757220]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757224]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757227]  
entry_SYSCALL_64_after_hwframe+0x44/0xae
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757232] RIP: 0033:0x7f571f927b4d
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757239] RSP: 002b:7ffd50fa8ec0 
EFLAGS: 0293 ORIG_RAX: 002e
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757246] RAX: ffda RBX: 
0001 RCX: 7f571f927b4d
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757252] RDX:  RSI: 
7ffd50fa8f50 RDI: 0020
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757255] RBP: 7ffd50fa9c40 R08: 
 R09: 55e1a6a66f60
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757260] R10: 0001 R11: 
0293 R12: 
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757264] R13: 55e1a53bc510 R14: 
00074f30 R15: 7ffd50fa8f50
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757271]  
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757646] 

[Kernel-packages] [Bug 1987269] Re: [5.18.0 mainline] mlx5 deadlock

2023-01-05 Thread Launchpad Bug Tracker
[Expired for linux (Ubuntu) because there has been no activity for 60
days.]

** Changed in: linux (Ubuntu)
   Status: Incomplete => Expired

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https://bugs.launchpad.net/bugs/1987269

Title:
  [5.18.0 mainline] mlx5 deadlock

Status in linux package in Ubuntu:
  Expired

Bug description:
  $ lsb_release -a
  No LSB modules are available.
  Distributor ID:   Ubuntu
  Description:  Ubuntu 22.04.1 LTS
  Release:  22.04
  Codename: jammy

  $ uname -a
  Linux pc1-rb3-n3 5.18.0-051800-generic #202205222030 SMP PREEMPT_DYNAMIC Sun 
May 22 20:33:46 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.735461] INFO: task 
ovn-controller:30439 blocked for more than 120 seconds.
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.742835]   Not tainted 
5.18.0-051800-generic #202205222030
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.749051] "echo 0 > 
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757010] task:ovn-controller  
state:D stack:0 pid:30439 ppid: 1 flags:0x0002
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757019] Call Trace:
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757024]  
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757031]  __schedule+0x246/0x5c0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757045]  schedule+0x55/0xc0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757050]  
schedule_preempt_disabled+0x15/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757057]  
__mutex_lock.constprop.0+0x2f3/0x4c0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757064]  
__mutex_lock_slowpath+0x13/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757069]  mutex_lock+0x35/0x40
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757073]  
rtnetlink_rcv_msg+0x114/0x3f0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757082]  ? 
rtnl_calcit.isra.0+0x140/0x140
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757087]  netlink_rcv_skb+0x56/0x100
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757095]  rtnetlink_rcv+0x15/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757099]  
netlink_unicast+0x236/0x350
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757104]  
netlink_sendmsg+0x25e/0x4d0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757109]  sock_sendmsg+0x66/0x70
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757117]  
sys_sendmsg+0x24f/0x290
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757123]  ? import_iovec+0x1b/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757130]  ? 
sendmsg_copy_msghdr+0x7c/0xa0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757137]  ___sys_sendmsg+0x81/0xc0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757143]  ? 
___sys_recvmsg+0x99/0x110
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757148]  ? 
netdev_name_node_lookup_rcu+0x6b/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757155]  ? fput+0x13/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757161]  ? __sys_sendmsg+0x98/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757166]  ? __fget_light+0xa7/0x130
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757174]  __sys_sendmsg+0x62/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757180]  
__x64_sys_sendmsg+0x1d/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757186]  do_syscall_64+0x5c/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757191]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757194]  ? 
syscall_exit_to_user_mode+0x26/0x50
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757200]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757203]  ? 
exit_to_user_mode_prepare+0x37/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757210]  ? 
syscall_exit_to_user_mode+0x26/0x50
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757214]  ? 
__x64_sys_write+0x19/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757220]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757224]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757227]  
entry_SYSCALL_64_after_hwframe+0x44/0xae
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757232] RIP: 0033:0x7f571f927b4d
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757239] RSP: 002b:7ffd50fa8ec0 
EFLAGS: 0293 ORIG_RAX: 002e
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757246] RAX: ffda RBX: 
0001 RCX: 7f571f927b4d
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757252] RDX:  RSI: 
7ffd50fa8f50 RDI: 0020
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757255] RBP: 7ffd50fa9c40 R08: 
 R09: 55e1a6a66f60
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757260] R10: 0001 R11: 
0293 R12: 
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757264] R13: 55e1a53bc510 R14: 
00074f30 R15: 7ffd50fa8f50
  Aug 22 01:15:02 pc1-rb3-n3 

[Kernel-packages] [Bug 1987269] Re: [5.18.0 mainline] mlx5 deadlock

2022-11-06 Thread Frode Nordahl
I have received information about this issue possibly fixed by
https://patchwork.kernel.org/project/netdevbpf/patch/20220510055743.118828-7-sae...@nvidia.com/

Pending confirmation

** Changed in: linux (Ubuntu)
   Status: Expired => Incomplete

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You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1987269

Title:
  [5.18.0 mainline] mlx5 deadlock

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  $ lsb_release -a
  No LSB modules are available.
  Distributor ID:   Ubuntu
  Description:  Ubuntu 22.04.1 LTS
  Release:  22.04
  Codename: jammy

  $ uname -a
  Linux pc1-rb3-n3 5.18.0-051800-generic #202205222030 SMP PREEMPT_DYNAMIC Sun 
May 22 20:33:46 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.735461] INFO: task 
ovn-controller:30439 blocked for more than 120 seconds.
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.742835]   Not tainted 
5.18.0-051800-generic #202205222030
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.749051] "echo 0 > 
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757010] task:ovn-controller  
state:D stack:0 pid:30439 ppid: 1 flags:0x0002
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757019] Call Trace:
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757024]  
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757031]  __schedule+0x246/0x5c0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757045]  schedule+0x55/0xc0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757050]  
schedule_preempt_disabled+0x15/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757057]  
__mutex_lock.constprop.0+0x2f3/0x4c0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757064]  
__mutex_lock_slowpath+0x13/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757069]  mutex_lock+0x35/0x40
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757073]  
rtnetlink_rcv_msg+0x114/0x3f0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757082]  ? 
rtnl_calcit.isra.0+0x140/0x140
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757087]  netlink_rcv_skb+0x56/0x100
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757095]  rtnetlink_rcv+0x15/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757099]  
netlink_unicast+0x236/0x350
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757104]  
netlink_sendmsg+0x25e/0x4d0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757109]  sock_sendmsg+0x66/0x70
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757117]  
sys_sendmsg+0x24f/0x290
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757123]  ? import_iovec+0x1b/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757130]  ? 
sendmsg_copy_msghdr+0x7c/0xa0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757137]  ___sys_sendmsg+0x81/0xc0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757143]  ? 
___sys_recvmsg+0x99/0x110
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757148]  ? 
netdev_name_node_lookup_rcu+0x6b/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757155]  ? fput+0x13/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757161]  ? __sys_sendmsg+0x98/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757166]  ? __fget_light+0xa7/0x130
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757174]  __sys_sendmsg+0x62/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757180]  
__x64_sys_sendmsg+0x1d/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757186]  do_syscall_64+0x5c/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757191]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757194]  ? 
syscall_exit_to_user_mode+0x26/0x50
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757200]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757203]  ? 
exit_to_user_mode_prepare+0x37/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757210]  ? 
syscall_exit_to_user_mode+0x26/0x50
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757214]  ? 
__x64_sys_write+0x19/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757220]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757224]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757227]  
entry_SYSCALL_64_after_hwframe+0x44/0xae
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757232] RIP: 0033:0x7f571f927b4d
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757239] RSP: 002b:7ffd50fa8ec0 
EFLAGS: 0293 ORIG_RAX: 002e
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757246] RAX: ffda RBX: 
0001 RCX: 7f571f927b4d
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757252] RDX:  RSI: 
7ffd50fa8f50 RDI: 0020
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757255] RBP: 7ffd50fa9c40 R08: 
 R09: 55e1a6a66f60
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757260] R10: 0001 R11: 
0293 R12: 
  Aug 22 01:15:02 pc1-rb3-n3 kernel: 

[Kernel-packages] [Bug 1987269] Re: [5.18.0 mainline] mlx5 deadlock

2022-11-04 Thread Launchpad Bug Tracker
[Expired for linux (Ubuntu) because there has been no activity for 60
days.]

** Changed in: linux (Ubuntu)
   Status: Incomplete => Expired

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https://bugs.launchpad.net/bugs/1987269

Title:
  [5.18.0 mainline] mlx5 deadlock

Status in linux package in Ubuntu:
  Expired

Bug description:
  $ lsb_release -a
  No LSB modules are available.
  Distributor ID:   Ubuntu
  Description:  Ubuntu 22.04.1 LTS
  Release:  22.04
  Codename: jammy

  $ uname -a
  Linux pc1-rb3-n3 5.18.0-051800-generic #202205222030 SMP PREEMPT_DYNAMIC Sun 
May 22 20:33:46 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.735461] INFO: task 
ovn-controller:30439 blocked for more than 120 seconds.
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.742835]   Not tainted 
5.18.0-051800-generic #202205222030
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.749051] "echo 0 > 
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757010] task:ovn-controller  
state:D stack:0 pid:30439 ppid: 1 flags:0x0002
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757019] Call Trace:
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757024]  
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757031]  __schedule+0x246/0x5c0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757045]  schedule+0x55/0xc0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757050]  
schedule_preempt_disabled+0x15/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757057]  
__mutex_lock.constprop.0+0x2f3/0x4c0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757064]  
__mutex_lock_slowpath+0x13/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757069]  mutex_lock+0x35/0x40
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757073]  
rtnetlink_rcv_msg+0x114/0x3f0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757082]  ? 
rtnl_calcit.isra.0+0x140/0x140
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757087]  netlink_rcv_skb+0x56/0x100
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757095]  rtnetlink_rcv+0x15/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757099]  
netlink_unicast+0x236/0x350
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757104]  
netlink_sendmsg+0x25e/0x4d0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757109]  sock_sendmsg+0x66/0x70
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757117]  
sys_sendmsg+0x24f/0x290
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757123]  ? import_iovec+0x1b/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757130]  ? 
sendmsg_copy_msghdr+0x7c/0xa0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757137]  ___sys_sendmsg+0x81/0xc0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757143]  ? 
___sys_recvmsg+0x99/0x110
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757148]  ? 
netdev_name_node_lookup_rcu+0x6b/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757155]  ? fput+0x13/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757161]  ? __sys_sendmsg+0x98/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757166]  ? __fget_light+0xa7/0x130
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757174]  __sys_sendmsg+0x62/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757180]  
__x64_sys_sendmsg+0x1d/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757186]  do_syscall_64+0x5c/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757191]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757194]  ? 
syscall_exit_to_user_mode+0x26/0x50
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757200]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757203]  ? 
exit_to_user_mode_prepare+0x37/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757210]  ? 
syscall_exit_to_user_mode+0x26/0x50
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757214]  ? 
__x64_sys_write+0x19/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757220]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757224]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757227]  
entry_SYSCALL_64_after_hwframe+0x44/0xae
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757232] RIP: 0033:0x7f571f927b4d
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757239] RSP: 002b:7ffd50fa8ec0 
EFLAGS: 0293 ORIG_RAX: 002e
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757246] RAX: ffda RBX: 
0001 RCX: 7f571f927b4d
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757252] RDX:  RSI: 
7ffd50fa8f50 RDI: 0020
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757255] RBP: 7ffd50fa9c40 R08: 
 R09: 55e1a6a66f60
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757260] R10: 0001 R11: 
0293 R12: 
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757264] R13: 55e1a53bc510 R14: 
00074f30 R15: 7ffd50fa8f50
  Aug 22 01:15:02 pc1-rb3-n3 

[Kernel-packages] [Bug 1987269] Re: [5.18.0 mainline] mlx5 deadlock

2022-09-05 Thread Frode Nordahl
** Attachment added: "The issue also occurs on the 5.15.0-48.54 kernel 
currently in -proposed"
   
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1987269/+attachment/5613800/+files/apport-bug-1987269.txt

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https://bugs.launchpad.net/bugs/1987269

Title:
  [5.18.0 mainline] mlx5 deadlock

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  $ lsb_release -a
  No LSB modules are available.
  Distributor ID:   Ubuntu
  Description:  Ubuntu 22.04.1 LTS
  Release:  22.04
  Codename: jammy

  $ uname -a
  Linux pc1-rb3-n3 5.18.0-051800-generic #202205222030 SMP PREEMPT_DYNAMIC Sun 
May 22 20:33:46 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.735461] INFO: task 
ovn-controller:30439 blocked for more than 120 seconds.
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.742835]   Not tainted 
5.18.0-051800-generic #202205222030
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.749051] "echo 0 > 
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757010] task:ovn-controller  
state:D stack:0 pid:30439 ppid: 1 flags:0x0002
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757019] Call Trace:
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757024]  
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757031]  __schedule+0x246/0x5c0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757045]  schedule+0x55/0xc0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757050]  
schedule_preempt_disabled+0x15/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757057]  
__mutex_lock.constprop.0+0x2f3/0x4c0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757064]  
__mutex_lock_slowpath+0x13/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757069]  mutex_lock+0x35/0x40
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757073]  
rtnetlink_rcv_msg+0x114/0x3f0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757082]  ? 
rtnl_calcit.isra.0+0x140/0x140
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757087]  netlink_rcv_skb+0x56/0x100
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757095]  rtnetlink_rcv+0x15/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757099]  
netlink_unicast+0x236/0x350
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757104]  
netlink_sendmsg+0x25e/0x4d0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757109]  sock_sendmsg+0x66/0x70
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757117]  
sys_sendmsg+0x24f/0x290
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757123]  ? import_iovec+0x1b/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757130]  ? 
sendmsg_copy_msghdr+0x7c/0xa0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757137]  ___sys_sendmsg+0x81/0xc0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757143]  ? 
___sys_recvmsg+0x99/0x110
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757148]  ? 
netdev_name_node_lookup_rcu+0x6b/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757155]  ? fput+0x13/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757161]  ? __sys_sendmsg+0x98/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757166]  ? __fget_light+0xa7/0x130
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757174]  __sys_sendmsg+0x62/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757180]  
__x64_sys_sendmsg+0x1d/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757186]  do_syscall_64+0x5c/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757191]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757194]  ? 
syscall_exit_to_user_mode+0x26/0x50
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757200]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757203]  ? 
exit_to_user_mode_prepare+0x37/0xb0
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757210]  ? 
syscall_exit_to_user_mode+0x26/0x50
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757214]  ? 
__x64_sys_write+0x19/0x20
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757220]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757224]  ? do_syscall_64+0x69/0x80
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757227]  
entry_SYSCALL_64_after_hwframe+0x44/0xae
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757232] RIP: 0033:0x7f571f927b4d
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757239] RSP: 002b:7ffd50fa8ec0 
EFLAGS: 0293 ORIG_RAX: 002e
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757246] RAX: ffda RBX: 
0001 RCX: 7f571f927b4d
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757252] RDX:  RSI: 
7ffd50fa8f50 RDI: 0020
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757255] RBP: 7ffd50fa9c40 R08: 
 R09: 55e1a6a66f60
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757260] R10: 0001 R11: 
0293 R12: 
  Aug 22 01:15:02 pc1-rb3-n3 kernel: [200712.757264] R13: 55e1a53bc510 R14: