From: Francesco Dolcini <francesco@dolcini.it> To: Jerome Neanne <jneanne@baylibre.com>, nm@ti.com, lee@kernel.org, tony@atomide.com, vigneshr@ti.com Cc: afd@ti.com, khilman@baylibre.com, narmstrong@baylibre.com, msp@baylibre.com, j-keerthy@ti.com, jneanne@baylibre.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, Wolfram Sang <wsa@kernel.org>, linux-i2c@vger.kernel.org Subject: RCU WARNING on 6.4-rc2, TI AM62 and TPS65219 Date: Fri, 19 May 2023 16:26:58 +0200 [thread overview] Message-ID: <ZGeHMjlnob2GFyHF@francesco-nb.int.toradex.com> (raw) Hello all, while testing 6.4-rc2 (2d1bcbc6cd70) on a TI K3 AM625 SoC with TPS65219 PMIC I noticed this warning. [ 80.117502] systemd-shutdown[1]: All loop devices detached. [ 80.123176] systemd-shutdown[1]: Stopping MD devices. [ 80.128700] systemd-shutdown[1]: All MD devices stopped. [ 80.134123] systemd-shutdown[1]: Detaching DM devices. [ 80.139553] systemd-shutdown[1]: All DM devices detached. [ 80.144970] systemd-shutdown[1]: All filesystems, swaps, loop devices, MD devices and DM devices detached. [ 80.162682] systemd-shutdown[1]: Syncing filesystems and block devices. [ 80.169602] systemd-shutdown[1]: Rebooting. [ 80.173817] kvm: exiting hardware virtualization [ 80.213016] reboot: Restarting system [ 80.216767] ------------[ cut here ]------------ [ 80.221380] Voluntary context switch within RCU read-side critical section! [ 80.221404] WARNING: CPU: 0 PID: 1 at kernel/rcu/tree_plugin.h:318 rcu_note_context_switch+0x31c/0x390 [ 80.237669] Modules linked in: 8021q garp mrp stp llc cfg80211 usb_f_ncm u_ether bluetooth ecdh_generic ecc rfkill sp idev crct10dif_ce snd_soc_simple_card snd_soc_simple_card_utils rtc_ti_k3 sa2ul sha256_generic libsha256 authenc snd_soc _davinci_mcasp snd_soc_ti_udma snd_soc_ti_edma snd_soc_ti_sdma ti_ads1015 ina2xx industrialio_triggered_buffer pwm_tiehr pwm snd_soc_nau8822 tps65219_pwrbutton lm75 kfifo_buf spi_omap2_mcspi rtc_ds1307 libcomposite fuse drm ipv6 [ 80.278507] CPU: 0 PID: 1 Comm: systemd-shutdow Not tainted 6.4.0-rc2-00166-gf932e7bb873b #3 [ 80.286938] Hardware name: Toradex Verdin AM62 on Verdin Development Board (DT) [ 80.294238] pstate: 600000c5 (nZCv daIF -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 80.301193] pc : rcu_note_context_switch+0x31c/0x390 [ 80.306154] lr : rcu_note_context_switch+0x31c/0x390 [ 80.311114] sp : ffff80000a71b4c0 [ 80.314422] x29: ffff80000a71b4c0 x28: 0000000000000000 x27: ffff000000118000 [ 80.321556] x26: 0000000000000000 x25: ffff000000118000 x24: ffff800008fafbd8 [ 80.328689] x23: ffff000000118000 x22: 0000000000000000 x21: ffff000000118000 [ 80.335822] x20: 0000000000000000 x19: ffff00003fd68cc0 x18: 0000000000000010 [ 80.342955] x17: 0000000000000000 x16: 0000000000000000 x15: ffff000000118000 [ 80.350087] x14: 00000000000001c5 x13: ffff000000118478 x12: 00000000ffffffea [ 80.357220] x11: 00000000ffffefff x10: 00000000ffffefff x9 : ffff80000a2a9a98 [ 80.364352] x8 : 0000000000017fe8 x7 : c0000000ffffefff x6 : 000000000000bff4 [ 80.371485] x5 : 0000000000057fa8 x4 : 0000000000000000 x3 : 0000000000000000 [ 80.378617] x2 : ffff80000a251990 x1 : 0000000000000000 x0 : 0000000000000000 [ 80.385751] Call trace: [ 80.388193] rcu_note_context_switch+0x31c/0x390 [ 80.392807] __schedule+0x98/0xa7c [ 80.396214] schedule+0x5c/0xc4 [ 80.399354] schedule_timeout+0x180/0x25c [ 80.403362] wait_for_completion_timeout+0x80/0x15c [ 80.408238] ti_sci_set_device_state+0xb4/0x1e4 [ 80.412771] ti_sci_cmd_get_device_exclusive+0x18/0x24 [ 80.417907] ti_sci_pd_power_on+0x28/0x48 [ 80.421914] _genpd_power_on+0x94/0x154 [ 80.425749] genpd_power_on.part.0+0xa4/0x174 [ 80.430104] genpd_runtime_resume+0x118/0x294 [ 80.434457] __rpm_callback+0x48/0x140 [ 80.438206] rpm_callback+0x6c/0x78 [ 80.441692] rpm_resume+0x3bc/0x59c [ 80.445179] __pm_runtime_resume+0x4c/0x90 [ 80.449272] omap_i2c_xfer_common+0x38/0x598 [ 80.453540] omap_i2c_xfer_polling+0x14/0x20 [ 80.457804] __i2c_transfer+0x138/0x35c [ 80.461642] i2c_transfer+0x94/0xf4 [ 80.465130] regmap_i2c_read+0x60/0xa8 [ 80.468879] _regmap_raw_read+0xf0/0x170 [ 80.472799] _regmap_bus_read+0x44/0x7c [ 80.476632] _regmap_read+0x64/0xf4 [ 80.480118] _regmap_update_bits+0xf4/0x130 [ 80.484298] regmap_update_bits_base+0x64/0x98 [ 80.488738] tps65219_restart+0x38/0x48 [ 80.492576] atomic_notifier_call_chain+0x60/0x90 [ 80.497280] do_kernel_restart+0x24/0x30 [ 80.501202] machine_restart+0x38/0x5c [ 80.504950] kernel_restart+0x88/0x98 [ 80.508612] __do_sys_reboot+0x1e0/0x264 [ 80.512533] __arm64_sys_reboot+0x24/0x30 [ 80.516538] invoke_syscall+0x44/0x104 [ 80.520287] el0_svc_common.constprop.0+0x44/0xec [ 80.524988] do_el0_svc+0x38/0x98 [ 80.528302] el0_svc+0x2c/0x84 [ 80.531354] el0t_64_sync_handler+0xb8/0xbc [ 80.535534] el0t_64_sync+0x190/0x194 [ 80.539192] ---[ end trace 0000000000000000 ]--- This looks similar to what is described here [1], same issue or something else? Any suggestion? The issue is systematic and happens at every boot. With a TI downstream 5.10 kernel this issue was never experienced. Francesco [1] https://lore.kernel.org/all/20230327-tegra-pmic-reboot-v6-0-af44a4cd82e9@skidata.com/
WARNING: multiple messages have this Message-ID (diff)
From: Francesco Dolcini <francesco@dolcini.it> To: Jerome Neanne <jneanne@baylibre.com>, nm@ti.com, lee@kernel.org, tony@atomide.com, vigneshr@ti.com Cc: afd@ti.com, khilman@baylibre.com, narmstrong@baylibre.com, msp@baylibre.com, j-keerthy@ti.com, jneanne@baylibre.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, Wolfram Sang <wsa@kernel.org>, linux-i2c@vger.kernel.org Subject: RCU WARNING on 6.4-rc2, TI AM62 and TPS65219 Date: Fri, 19 May 2023 16:26:58 +0200 [thread overview] Message-ID: <ZGeHMjlnob2GFyHF@francesco-nb.int.toradex.com> (raw) Hello all, while testing 6.4-rc2 (2d1bcbc6cd70) on a TI K3 AM625 SoC with TPS65219 PMIC I noticed this warning. [ 80.117502] systemd-shutdown[1]: All loop devices detached. [ 80.123176] systemd-shutdown[1]: Stopping MD devices. [ 80.128700] systemd-shutdown[1]: All MD devices stopped. [ 80.134123] systemd-shutdown[1]: Detaching DM devices. [ 80.139553] systemd-shutdown[1]: All DM devices detached. [ 80.144970] systemd-shutdown[1]: All filesystems, swaps, loop devices, MD devices and DM devices detached. [ 80.162682] systemd-shutdown[1]: Syncing filesystems and block devices. [ 80.169602] systemd-shutdown[1]: Rebooting. [ 80.173817] kvm: exiting hardware virtualization [ 80.213016] reboot: Restarting system [ 80.216767] ------------[ cut here ]------------ [ 80.221380] Voluntary context switch within RCU read-side critical section! [ 80.221404] WARNING: CPU: 0 PID: 1 at kernel/rcu/tree_plugin.h:318 rcu_note_context_switch+0x31c/0x390 [ 80.237669] Modules linked in: 8021q garp mrp stp llc cfg80211 usb_f_ncm u_ether bluetooth ecdh_generic ecc rfkill sp idev crct10dif_ce snd_soc_simple_card snd_soc_simple_card_utils rtc_ti_k3 sa2ul sha256_generic libsha256 authenc snd_soc _davinci_mcasp snd_soc_ti_udma snd_soc_ti_edma snd_soc_ti_sdma ti_ads1015 ina2xx industrialio_triggered_buffer pwm_tiehr pwm snd_soc_nau8822 tps65219_pwrbutton lm75 kfifo_buf spi_omap2_mcspi rtc_ds1307 libcomposite fuse drm ipv6 [ 80.278507] CPU: 0 PID: 1 Comm: systemd-shutdow Not tainted 6.4.0-rc2-00166-gf932e7bb873b #3 [ 80.286938] Hardware name: Toradex Verdin AM62 on Verdin Development Board (DT) [ 80.294238] pstate: 600000c5 (nZCv daIF -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 80.301193] pc : rcu_note_context_switch+0x31c/0x390 [ 80.306154] lr : rcu_note_context_switch+0x31c/0x390 [ 80.311114] sp : ffff80000a71b4c0 [ 80.314422] x29: ffff80000a71b4c0 x28: 0000000000000000 x27: ffff000000118000 [ 80.321556] x26: 0000000000000000 x25: ffff000000118000 x24: ffff800008fafbd8 [ 80.328689] x23: ffff000000118000 x22: 0000000000000000 x21: ffff000000118000 [ 80.335822] x20: 0000000000000000 x19: ffff00003fd68cc0 x18: 0000000000000010 [ 80.342955] x17: 0000000000000000 x16: 0000000000000000 x15: ffff000000118000 [ 80.350087] x14: 00000000000001c5 x13: ffff000000118478 x12: 00000000ffffffea [ 80.357220] x11: 00000000ffffefff x10: 00000000ffffefff x9 : ffff80000a2a9a98 [ 80.364352] x8 : 0000000000017fe8 x7 : c0000000ffffefff x6 : 000000000000bff4 [ 80.371485] x5 : 0000000000057fa8 x4 : 0000000000000000 x3 : 0000000000000000 [ 80.378617] x2 : ffff80000a251990 x1 : 0000000000000000 x0 : 0000000000000000 [ 80.385751] Call trace: [ 80.388193] rcu_note_context_switch+0x31c/0x390 [ 80.392807] __schedule+0x98/0xa7c [ 80.396214] schedule+0x5c/0xc4 [ 80.399354] schedule_timeout+0x180/0x25c [ 80.403362] wait_for_completion_timeout+0x80/0x15c [ 80.408238] ti_sci_set_device_state+0xb4/0x1e4 [ 80.412771] ti_sci_cmd_get_device_exclusive+0x18/0x24 [ 80.417907] ti_sci_pd_power_on+0x28/0x48 [ 80.421914] _genpd_power_on+0x94/0x154 [ 80.425749] genpd_power_on.part.0+0xa4/0x174 [ 80.430104] genpd_runtime_resume+0x118/0x294 [ 80.434457] __rpm_callback+0x48/0x140 [ 80.438206] rpm_callback+0x6c/0x78 [ 80.441692] rpm_resume+0x3bc/0x59c [ 80.445179] __pm_runtime_resume+0x4c/0x90 [ 80.449272] omap_i2c_xfer_common+0x38/0x598 [ 80.453540] omap_i2c_xfer_polling+0x14/0x20 [ 80.457804] __i2c_transfer+0x138/0x35c [ 80.461642] i2c_transfer+0x94/0xf4 [ 80.465130] regmap_i2c_read+0x60/0xa8 [ 80.468879] _regmap_raw_read+0xf0/0x170 [ 80.472799] _regmap_bus_read+0x44/0x7c [ 80.476632] _regmap_read+0x64/0xf4 [ 80.480118] _regmap_update_bits+0xf4/0x130 [ 80.484298] regmap_update_bits_base+0x64/0x98 [ 80.488738] tps65219_restart+0x38/0x48 [ 80.492576] atomic_notifier_call_chain+0x60/0x90 [ 80.497280] do_kernel_restart+0x24/0x30 [ 80.501202] machine_restart+0x38/0x5c [ 80.504950] kernel_restart+0x88/0x98 [ 80.508612] __do_sys_reboot+0x1e0/0x264 [ 80.512533] __arm64_sys_reboot+0x24/0x30 [ 80.516538] invoke_syscall+0x44/0x104 [ 80.520287] el0_svc_common.constprop.0+0x44/0xec [ 80.524988] do_el0_svc+0x38/0x98 [ 80.528302] el0_svc+0x2c/0x84 [ 80.531354] el0t_64_sync_handler+0xb8/0xbc [ 80.535534] el0t_64_sync+0x190/0x194 [ 80.539192] ---[ end trace 0000000000000000 ]--- This looks similar to what is described here [1], same issue or something else? Any suggestion? The issue is systematic and happens at every boot. With a TI downstream 5.10 kernel this issue was never experienced. Francesco [1] https://lore.kernel.org/all/20230327-tegra-pmic-reboot-v6-0-af44a4cd82e9@skidata.com/ _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2023-05-19 14:27 UTC|newest] Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-05-19 14:26 Francesco Dolcini [this message] 2023-05-19 14:26 ` RCU WARNING on 6.4-rc2, TI AM62 and TPS65219 Francesco Dolcini 2023-05-22 9:27 ` jerome Neanne 2023-05-22 9:27 ` jerome Neanne 2023-05-22 12:04 ` jerome Neanne 2023-05-22 12:04 ` jerome Neanne 2023-05-22 15:22 ` Francesco Dolcini 2023-05-22 15:22 ` Francesco Dolcini 2023-05-23 10:05 ` Wadim Egorov 2023-05-23 10:05 ` Wadim Egorov
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=ZGeHMjlnob2GFyHF@francesco-nb.int.toradex.com \ --to=francesco@dolcini.it \ --cc=afd@ti.com \ --cc=j-keerthy@ti.com \ --cc=jneanne@baylibre.com \ --cc=khilman@baylibre.com \ --cc=lee@kernel.org \ --cc=linux-arm-kernel@lists.infradead.org \ --cc=linux-i2c@vger.kernel.org \ --cc=linux-kernel@vger.kernel.org \ --cc=linux-omap@vger.kernel.org \ --cc=msp@baylibre.com \ --cc=narmstrong@baylibre.com \ --cc=nm@ti.com \ --cc=tony@atomide.com \ --cc=vigneshr@ti.com \ --cc=wsa@kernel.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.