** Tags added: kernel-daily-bug
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https://bugs.launchpad.net/bugs/1989513
Title:
rcu_preempt, icl_pll_enable , intel_unreference_shared_dpll kernel
OOPS
Status in linux package in Ubuntu:
Expired
Bug description:
[ 4.207971] rcu: INFO: rcu_preempt detected expedited stalls on
CPUs/tasks: { 3-... } 6 jiffies s: 165 root: 0x1/.
[ 4.207975] rcu: blocking rcu_node structures (internal RCU debug):
l=1:0-9:0x8/.
[ 4.207977] Task dump for CPU 3:
[ 4.207978] task:systemd-udevd state:R running task stack: 0
pid: 550 ppid: 509 flags:0x0000400a
[ 4.207981] Call Trace:
[ 4.207982] <TASK>
[ 4.207985] ? virtual_context_alloc+0x20/0x20 [i915]
[ 4.208067] ? find_kallsyms_symbol+0x8d/0x1b0
[ 4.208070] ? __change_page_attr+0x1ea/0x240
[ 4.208072] ? needs_timeslice+0x90/0x90 [i915]
[ 4.208127] ? module_address_lookup+0x65/0xc0
[ 4.208128] ? virtual_context_enter+0x80/0x80 [i915]
[ 4.208185] ? kallsyms_lookup_buildid+0xf7/0x160
[ 4.208188] ? kallsyms_lookup+0x14/0x20
[ 4.208189] ? test_for_valid_rec+0x38/0x80
[ 4.208191] ? change_page_attr_set_clr+0x158/0x1d0
[ 4.208193] ? ftrace_module_enable+0xa6/0x210
[ 4.208194] ? load_module+0x636/0xcb0
[ 4.208196] ? __do_sys_finit_module+0xbd/0x130
[ 4.208197] ? __do_sys_finit_module+0xbd/0x130
[ 4.208199] ? __x64_sys_finit_module+0x18/0x20
[ 4.208200] ? do_syscall_64+0x58/0x80
[ 4.208202] ? ksys_mmap_pgoff+0x10c/0x250
[ 4.208204] ? exit_to_user_mode_prepare+0x30/0xa0
[ 4.208206] ? syscall_exit_to_user_mode+0x26/0x50
[ 4.208208] ? __x64_sys_mmap+0x33/0x50
[ 4.208210] ? do_syscall_64+0x67/0x80
[ 4.208211] ? exit_to_user_mode_prepare+0x30/0xa0
[ 4.208212] ? syscall_exit_to_user_mode+0x26/0x50
[ 4.208214] ? __x64_sys_lseek+0x18/0x20
[ 4.208215] ? do_syscall_64+0x67/0x80
[ 4.208216] ? sysvec_call_function+0x4b/0xa0
[ 4.208218] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 4.208220] </TASK>
[ 4.283968] rcu: INFO: rcu_preempt detected expedited stalls on
CPUs/tasks: { 3-... } 25 jiffies s: 165 root: 0x1/.
[ 4.284359] rcu: blocking rcu_node structures (internal RCU debug):
l=1:0-9:0x8/.
[ 4.284695] Task dump for CPU 3:
[ 4.284696] task:systemd-udevd state:R running task stack: 0
pid: 550 ppid: 509 flags:0x0000400a
[ 4.284698] Call Trace:
[ 4.284699] <TASK>
[ 4.284701] ? intel_unreference_shared_dpll+0x60/0x60 [i915]
[ 4.284771] ? find_kallsyms_symbol+0x7b/0x1b0
[ 4.284773] ? __change_page_attr+0x1ea/0x240
[ 4.284775] ? icl_update_dpll_ref_clks+0x20/0x20 [i915]
[ 4.284841] ? module_address_lookup+0x65/0xc0
[ 4.284843] ? icl_pll_enable+0xa0/0xa0 [i915]
[ 4.284906] ? kallsyms_lookup_buildid+0xf7/0x160
[ 4.284909] ? kallsyms_lookup+0x14/0x20
[ 4.284910] ? test_for_valid_rec+0x38/0x80
[ 4.284912] ? change_page_attr_set_clr+0x158/0x1d0
[ 4.284914] ? ftrace_module_enable+0xa6/0x210
[ 4.284916] ? load_module+0x636/0xcb0
[ 4.284918] ? __do_sys_finit_module+0xbd/0x130
[ 4.284919] ? __do_sys_finit_module+0xbd/0x130
[ 4.284921] ? __x64_sys_finit_module+0x18/0x20
[ 4.284922] ? do_syscall_64+0x58/0x80
[ 4.284924] ? ksys_mmap_pgoff+0x10c/0x250
[ 4.284926] ? exit_to_user_mode_prepare+0x30/0xa0
[ 4.284928] ? syscall_exit_to_user_mode+0x26/0x50
[ 4.284930] ? __x64_sys_mmap+0x33/0x50
[ 4.284932] ? do_syscall_64+0x67/0x80
[ 4.284933] ? exit_to_user_mode_prepare+0x30/0xa0
[ 4.284934] ? syscall_exit_to_user_mode+0x26/0x50
[ 4.284936] ? __x64_sys_lseek+0x18/0x20
[ 4.284938] ? do_syscall_64+0x67/0x80
[ 4.284939] ? sysvec_call_function+0x4b/0xa0
[ 4.284940] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 4.284942] </TASK>
Linux this 5.19.0-15-generic #15-Ubuntu SMP PREEMPT_DYNAMIC Tue Aug 2
07:35:59 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
Description: Ubuntu Kinetic Kudu (development branch)
Release: 22.10
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