This bug was fixed in the package linux-nvidia-6.5 - 6.5.0-1013.13
---------------
linux-nvidia-6.5 (6.5.0-1013.13) jammy; urgency=medium
* jammy/linux-nvidia-6.5: 6.5.0-1013.13 -proposed tracker (LP:
#2053169)
* Fix soft lockup triggered by arm_smmu_mm_invalidate_range (LP: #2048966)
- Revert "iommu/arm-smmu-v3: Fix soft lockup triggered by
arm_smmu_mm_invalidate_range"
- iommu/arm-smmu-v3: Fix soft lockup triggered by
arm_smmu_mm_invalidate_range
* Pull request: address GPIO initialization regression on Grace systems
(LP: #2053148)
- NVIDIA: SAUCE: Revert "gpio: tegra186: Check GPIO pin permission before
access."
-- Ian May <[email protected]> Thu, 15 Feb 2024 15:54:25 -0600
** Changed in: linux-nvidia-6.5 (Ubuntu)
Status: Fix Committed => Fix Released
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https://bugs.launchpad.net/bugs/2048966
Title:
Fix soft lockup triggered by arm_smmu_mm_invalidate_range
Status in linux-nvidia-6.5 package in Ubuntu:
Fix Released
Bug description:
[Problem]
When running an SVA case, the following soft lockup is triggered:
--------------------------------------------------------------------
watchdog: BUG: soft lockup - CPU#244 stuck for 26s!
pstate: 83400009 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : arm_smmu_cmdq_issue_cmdlist+0x178/0xa50
lr : arm_smmu_cmdq_issue_cmdlist+0x150/0xa50
sp : ffff8000d83ef290
x29: ffff8000d83ef290 x28: 000000003b9aca00 x27: 0000000000000000
x26: ffff8000d83ef3c0 x25: da86c0812194a0e8 x24: 0000000000000000
x23: 0000000000000040 x22: ffff8000d83ef340 x21: ffff0000c63980c0
x20: 0000000000000001 x19: ffff0000c6398080 x18: 0000000000000000
x17: 0000000000000000 x16: 0000000000000000 x15: ffff3000b4a3bbb0
x14: ffff3000b4a30888 x13: ffff3000b4a3cf60 x12: 0000000000000000
x11: 0000000000000000 x10: 0000000000000000 x9 : ffffc08120e4d6bc
x8 : 0000000000000000 x7 : 0000000000000000 x6 : 0000000000048cfa
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 000000000000000a
x2 : 0000000080000000 x1 : 0000000000000000 x0 : 0000000000000001
Call trace:
arm_smmu_cmdq_issue_cmdlist+0x178/0xa50
__arm_smmu_tlb_inv_range+0x118/0x254
arm_smmu_tlb_inv_range_asid+0x6c/0x130
arm_smmu_mm_invalidate_range+0xa0/0xa4
__mmu_notifier_invalidate_range_end+0x88/0x120
unmap_vmas+0x194/0x1e0
unmap_region+0xb4/0x144
do_mas_align_munmap+0x290/0x490
do_mas_munmap+0xbc/0x124
__vm_munmap+0xa8/0x19c
__arm64_sys_munmap+0x28/0x50
invoke_syscall+0x78/0x11c
el0_svc_common.constprop.0+0x58/0x1c0
do_el0_svc+0x34/0x60
el0_svc+0x2c/0xd4
el0t_64_sync_handler+0x114/0x140
el0t_64_sync+0x1a4/0x1a8
--------------------------------------------------------------------
[Fix]
backport the following upstream stable patch
d5afb4b47e13161b3f33904d45110f9e6463bad6
Link:
https://lore.kernel.org/r/[email protected]
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