Kernel 6.0.0 also has this bug
ASRock X670E Taichi Ryzen 9 7950X 32GB DDR5-5600 C32 AMD Radeon 6700XT 1x NVMe 4.0 1TB SSD (boot, home, 64GB swap part) 1x NVMe 4.0 2TB SSD (dev, VMs, 128GB swapfile) 1x NVMe 3.0 2TB SSD (games)
dmesg excerpt:
5.626458] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 15-.... } 6 jiffies s: 185 root: 0x1/. [ 5.626645] rcu: blocking rcu_node structures (internal RCU debug): l=1:0-15:0x8000/. [ 5.626737] Task dump for CPU 15: [ 5.626738] task:systemd-udevd state:R running task stack: 0 pid: 721 ppid: 700 flags:0x0000400a [ 5.626740] Call Trace: [ 5.626741] <TASK> [ 5.626742] ? kallsyms_lookup_buildid+0x109/0x180 [ 5.626746] ? kallsyms_lookup+0x14/0x30 [ 5.626747] ? test_for_valid_rec+0x6d/0xc0 [ 5.626750] ? ftrace_module_enable+0xad/0x2c0 [ 5.626751] ? set_memory_x+0x4e/0x70 [ 5.626753] ? load_module+0x64b/0xc10 [ 5.626755] ? __do_sys_finit_module+0xc4/0x140 [ 5.626755] ? __do_sys_finit_module+0xc4/0x140 [ 5.626756] ? __x64_sys_finit_module+0x18/0x30 [ 5.626757] ? do_syscall_64+0x5b/0x90 [ 5.626760] ? do_syscall_64+0x67/0x90 [ 5.626761] ? sysvec_call_function_single+0x4b/0xd0 [ 5.626762] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 5.626764] </TASK> [ 5.706458] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 15-.... } 26 jiffies s: 185 root: 0x1/. [ 5.706655] rcu: blocking rcu_node structures (internal RCU debug): l=1:0-15:0x8000/. [ 5.706756] Task dump for CPU 15: [ 5.706757] task:systemd-udevd state:R running task stack: 0 pid: 721 ppid: 700 flags:0x0000400a [ 5.706759] Call Trace: [ 5.706759] <TASK> [ 5.706760] ? kallsyms_lookup_buildid+0x109/0x180 [ 5.706762] ? kallsyms_lookup+0x14/0x30 [ 5.706763] ? test_for_valid_rec+0x6d/0xc0 [ 5.706765] ? ftrace_module_enable+0xad/0x2c0 [ 5.706766] ? set_memory_x+0x4e/0x70 [ 5.706767] ? load_module+0x64b/0xc10 [ 5.706768] ? __do_sys_finit_module+0xc4/0x140 [ 5.706769] ? __do_sys_finit_module+0xc4/0x140 [ 5.706771] ? __x64_sys_finit_module+0x18/0x30 [ 5.706771] ? do_syscall_64+0x5b/0x90 [ 5.706773] ? do_syscall_64+0x67/0x90 [ 5.706773] ? sysvec_call_function_single+0x4b/0xd0 [ 5.706774] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 5.706776] </TASK> [ 5.786457] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 15-.... } 46 jiffies s: 185 root: 0x1/. [ 5.786665] rcu: blocking rcu_node structures (internal RCU debug): l=1:0-15:0x8000/. [ 5.786772] Task dump for CPU 15: [ 5.786773] task:systemd-udevd state:R running task stack: 0 pid: 721 ppid: 700 flags:0x0000400a [ 5.786774] Call Trace: [ 5.786775] <TASK> [ 5.786775] ? kallsyms_lookup_buildid+0x109/0x180 [ 5.786778] ? kallsyms_lookup+0x14/0x30 [ 5.786779] ? test_for_valid_rec+0x6d/0xc0 [ 5.786780] ? ftrace_module_enable+0xad/0x2c0 [ 5.786781] ? set_memory_x+0x4e/0x70 [ 5.786782] ? load_module+0x64b/0xc10 [ 5.786784] ? __do_sys_finit_module+0xc4/0x140 [ 5.786785] ? __do_sys_finit_module+0xc4/0x140 [ 5.786786] ? __x64_sys_finit_module+0x18/0x30 [ 5.786787] ? do_syscall_64+0x5b/0x90 [ 5.786788] ? do_syscall_64+0x67/0x90 [ 5.786789] ? sysvec_call_function_single+0x4b/0xd0 [ 5.786790] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 5.786791] </TASK> [ 5.789477] usb 5-12: New USB device found, idVendor=05e3, idProduct=0610, bcdDevice=32.98 [ 5.789480] usb 5-12: New USB device strings: Mfr=0, Product=1, SerialNumber=0 [ 5.789481] usb 5-12: Product: USB2.0 Hub [ 5.800637] hub 5-12:1.0: USB hub found [ 5.804466] hub 5-12:1.0: 4 ports detected [ 5.866457] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 15-.... } 66 jiffies s: 185 root: 0x1/. [ 5.866682] rcu: blocking rcu_node structures (internal RCU debug): l=1:0-15:0x8000/. [ 5.866795] Task dump for CPU 15: [ 5.866796] task:systemd-udevd state:R running task stack: 0 pid: 721 ppid: 700 flags:0x0000400a [ 5.866798] Call Trace: [ 5.866798] <TASK> [ 5.866799] ? kallsyms_lookup_buildid+0x109/0x180 [ 5.866801] ? kallsyms_lookup+0x14/0x30 [ 5.866802] ? test_for_valid_rec+0x6d/0xc0 [ 5.866804] ? ftrace_module_enable+0xad/0x2c0 [ 5.866805] ? set_memory_x+0x4e/0x70 [ 5.866806] ? load_module+0x64b/0xc10 [ 5.866807] ? __do_sys_finit_module+0xc4/0x140 [ 5.866808] ? __do_sys_finit_module+0xc4/0x140 [ 5.866810] ? __x64_sys_finit_module+0x18/0x30 [ 5.866811] ? do_syscall_64+0x5b/0x90 [ 5.866812] ? do_syscall_64+0x67/0x90 [ 5.866812] ? sysvec_call_function_single+0x4b/0xd0 [ 5.866813] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 5.866815] </TASK> [ 5.942458] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 15-.... } 85 jiffies s: 185 root: 0x1/. [ 5.942696] rcu: blocking rcu_node structures (internal RCU debug): l=1:0-15:0x8000/. [ 5.942815] Task dump for CPU 15: [ 5.942816] task:systemd-udevd state:R running task stack: 0 pid: 721 ppid: 700 flags:0x0000400a [ 5.942817] Call Trace: [ 5.942818] <TASK> [ 5.942818] ? kallsyms_lookup_buildid+0x109/0x180 [ 5.942821] ? kallsyms_lookup+0x14/0x30 [ 5.942822] ? test_for_valid_rec+0x6d/0xc0 [ 5.942823] ? ftrace_module_enable+0xad/0x2c0 [ 5.942824] ? set_memory_x+0x4e/0x70 [ 5.942825] ? load_module+0x64b/0xc10 [ 5.942827] ? __do_sys_finit_module+0xc4/0x140 [ 5.942828] ? __do_sys_finit_module+0xc4/0x140 [ 5.942829] ? __x64_sys_finit_module+0x18/0x30 [ 5.942830] ? do_syscall_64+0x5b/0x90 [ 5.942831] ? do_syscall_64+0x67/0x90 [ 5.942832] ? sysvec_call_function_single+0x4b/0xd0 [ 5.942833] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 5.942834] </TASK> [ 5.952551] [drm] amdgpu kernel modesetting enabled.
Kernel 6.0.0 also has this bug
ASRock X670E Taichi
Ryzen 9 7950X
32GB DDR5-5600 C32
AMD Radeon 6700XT
1x NVMe 4.0 1TB SSD (boot, home, 64GB swap part)
1x NVMe 4.0 2TB SSD (dev, VMs, 128GB swapfile)
1x NVMe 3.0 2TB SSD (games)
dmesg excerpt:
5.626458] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 15-.... } 6 jiffies s: 185 root: 0x1/. lookup_ buildid+ 0x109/0x180 lookup+ 0x14/0x30 valid_rec+ 0x6d/0xc0 module_ enable+ 0xad/0x2c0 x+0x4e/ 0x70 0x64b/0xc10 finit_module+ 0xc4/0x140 finit_module+ 0xc4/0x140 finit_module+ 0x18/0x30 64+0x5b/ 0x90 64+0x67/ 0x90 call_function_ single+ 0x4b/0xd0 64_after_ hwframe+ 0x63/0xcd lookup_ buildid+ 0x109/0x180 lookup+ 0x14/0x30 valid_rec+ 0x6d/0xc0 module_ enable+ 0xad/0x2c0 x+0x4e/ 0x70 0x64b/0xc10 finit_module+ 0xc4/0x140 finit_module+ 0xc4/0x140 finit_module+ 0x18/0x30 64+0x5b/ 0x90 64+0x67/ 0x90 call_function_ single+ 0x4b/0xd0 64_after_ hwframe+ 0x63/0xcd lookup_ buildid+ 0x109/0x180 lookup+ 0x14/0x30 valid_rec+ 0x6d/0xc0 module_ enable+ 0xad/0x2c0 x+0x4e/ 0x70 0x64b/0xc10 finit_module+ 0xc4/0x140 finit_module+ 0xc4/0x140 finit_module+ 0x18/0x30 64+0x5b/ 0x90 64+0x67/ 0x90 call_function_ single+ 0x4b/0xd0 64_after_ hwframe+ 0x63/0xcd lookup_ buildid+ 0x109/0x180 lookup+ 0x14/0x30 valid_rec+ 0x6d/0xc0 module_ enable+ 0xad/0x2c0 x+0x4e/ 0x70 0x64b/0xc10 finit_module+ 0xc4/0x140 finit_module+ 0xc4/0x140 finit_module+ 0x18/0x30 64+0x5b/ 0x90 64+0x67/ 0x90 call_function_ single+ 0x4b/0xd0 64_after_ hwframe+ 0x63/0xcd lookup_ buildid+ 0x109/0x180 lookup+ 0x14/0x30 valid_rec+ 0x6d/0xc0 module_ enable+ 0xad/0x2c0 x+0x4e/ 0x70 0x64b/0xc10 finit_module+ 0xc4/0x140 finit_module+ 0xc4/0x140 finit_module+ 0x18/0x30 64+0x5b/ 0x90 64+0x67/ 0x90 call_function_ single+ 0x4b/0xd0 64_after_ hwframe+ 0x63/0xcd
[ 5.626645] rcu: blocking rcu_node structures (internal RCU debug): l=1:0-15:0x8000/.
[ 5.626737] Task dump for CPU 15:
[ 5.626738] task:systemd-udevd state:R running task stack: 0 pid: 721 ppid: 700 flags:0x0000400a
[ 5.626740] Call Trace:
[ 5.626741] <TASK>
[ 5.626742] ? kallsyms_
[ 5.626746] ? kallsyms_
[ 5.626747] ? test_for_
[ 5.626750] ? ftrace_
[ 5.626751] ? set_memory_
[ 5.626753] ? load_module+
[ 5.626755] ? __do_sys_
[ 5.626755] ? __do_sys_
[ 5.626756] ? __x64_sys_
[ 5.626757] ? do_syscall_
[ 5.626760] ? do_syscall_
[ 5.626761] ? sysvec_
[ 5.626762] ? entry_SYSCALL_
[ 5.626764] </TASK>
[ 5.706458] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 15-.... } 26 jiffies s: 185 root: 0x1/.
[ 5.706655] rcu: blocking rcu_node structures (internal RCU debug): l=1:0-15:0x8000/.
[ 5.706756] Task dump for CPU 15:
[ 5.706757] task:systemd-udevd state:R running task stack: 0 pid: 721 ppid: 700 flags:0x0000400a
[ 5.706759] Call Trace:
[ 5.706759] <TASK>
[ 5.706760] ? kallsyms_
[ 5.706762] ? kallsyms_
[ 5.706763] ? test_for_
[ 5.706765] ? ftrace_
[ 5.706766] ? set_memory_
[ 5.706767] ? load_module+
[ 5.706768] ? __do_sys_
[ 5.706769] ? __do_sys_
[ 5.706771] ? __x64_sys_
[ 5.706771] ? do_syscall_
[ 5.706773] ? do_syscall_
[ 5.706773] ? sysvec_
[ 5.706774] ? entry_SYSCALL_
[ 5.706776] </TASK>
[ 5.786457] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 15-.... } 46 jiffies s: 185 root: 0x1/.
[ 5.786665] rcu: blocking rcu_node structures (internal RCU debug): l=1:0-15:0x8000/.
[ 5.786772] Task dump for CPU 15:
[ 5.786773] task:systemd-udevd state:R running task stack: 0 pid: 721 ppid: 700 flags:0x0000400a
[ 5.786774] Call Trace:
[ 5.786775] <TASK>
[ 5.786775] ? kallsyms_
[ 5.786778] ? kallsyms_
[ 5.786779] ? test_for_
[ 5.786780] ? ftrace_
[ 5.786781] ? set_memory_
[ 5.786782] ? load_module+
[ 5.786784] ? __do_sys_
[ 5.786785] ? __do_sys_
[ 5.786786] ? __x64_sys_
[ 5.786787] ? do_syscall_
[ 5.786788] ? do_syscall_
[ 5.786789] ? sysvec_
[ 5.786790] ? entry_SYSCALL_
[ 5.786791] </TASK>
[ 5.789477] usb 5-12: New USB device found, idVendor=05e3, idProduct=0610, bcdDevice=32.98
[ 5.789480] usb 5-12: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 5.789481] usb 5-12: Product: USB2.0 Hub
[ 5.800637] hub 5-12:1.0: USB hub found
[ 5.804466] hub 5-12:1.0: 4 ports detected
[ 5.866457] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 15-.... } 66 jiffies s: 185 root: 0x1/.
[ 5.866682] rcu: blocking rcu_node structures (internal RCU debug): l=1:0-15:0x8000/.
[ 5.866795] Task dump for CPU 15:
[ 5.866796] task:systemd-udevd state:R running task stack: 0 pid: 721 ppid: 700 flags:0x0000400a
[ 5.866798] Call Trace:
[ 5.866798] <TASK>
[ 5.866799] ? kallsyms_
[ 5.866801] ? kallsyms_
[ 5.866802] ? test_for_
[ 5.866804] ? ftrace_
[ 5.866805] ? set_memory_
[ 5.866806] ? load_module+
[ 5.866807] ? __do_sys_
[ 5.866808] ? __do_sys_
[ 5.866810] ? __x64_sys_
[ 5.866811] ? do_syscall_
[ 5.866812] ? do_syscall_
[ 5.866812] ? sysvec_
[ 5.866813] ? entry_SYSCALL_
[ 5.866815] </TASK>
[ 5.942458] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 15-.... } 85 jiffies s: 185 root: 0x1/.
[ 5.942696] rcu: blocking rcu_node structures (internal RCU debug): l=1:0-15:0x8000/.
[ 5.942815] Task dump for CPU 15:
[ 5.942816] task:systemd-udevd state:R running task stack: 0 pid: 721 ppid: 700 flags:0x0000400a
[ 5.942817] Call Trace:
[ 5.942818] <TASK>
[ 5.942818] ? kallsyms_
[ 5.942821] ? kallsyms_
[ 5.942822] ? test_for_
[ 5.942823] ? ftrace_
[ 5.942824] ? set_memory_
[ 5.942825] ? load_module+
[ 5.942827] ? __do_sys_
[ 5.942828] ? __do_sys_
[ 5.942829] ? __x64_sys_
[ 5.942830] ? do_syscall_
[ 5.942831] ? do_syscall_
[ 5.942832] ? sysvec_
[ 5.942833] ? entry_SYSCALL_
[ 5.942834] </TASK>
[ 5.952551] [drm] amdgpu kernel modesetting enabled.