Hello Oleksij, thanks for your reply. > Von: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx> > Gesendet: Dienstag, 19. Juli 2022 11:59 > An: Kaesbauer, Michael <Michael.Kaesbauer@xxxxxxxxxx> > Cc: linux-can@xxxxxxxxxxxxxxx; Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx> > Betreff: Re: Massive kernel messages by can_create_echo_skb() > > Hello Michael, > > On Mon, Jul 18, 2022 at 02:30:29PM +0000, Kaesbauer, Michael wrote: > > Hello Oleksij, > > > > after updating from kernel version 4.17.10 to 4.19.237 I am facing massive > kernel messages when sending CAN telegrams via an CC770 compatible > controller by using the drivers cc770.ko and can_dev.ko. > > Initial patch was developed and tested on top of 5.x kernel. I better ask CAN > community if some one has idea on what is going wrong here. Sounds good. If necessary I could support with testing upcoming patches. An appropriate patch for kernel version 4.19.* would be very helpful. > > CCing CAN maeling list. > > > Here an excerpt (more data at attachment excerpt.txt): > > Jun 24 09:44:01 (none) kernel: [67592.681525] ------------[ cut here > > ]------------ Jun 24 09:44:01 (none) kernel: [67592.681539] WARNING: > > CPU: 2 PID: 0 at /home/buildroot/darthost_APC910_wl/kernel/linux- > 4.19.237/net/core/skbuff.c:624 skb_release_head_state+0x55/0x60 Jun 24 > 09:44:01 (none) kernel: [67592.681540] Modules linked in: elo cc770_isa cc770 > can_dev can_raw can e1000e pl2303 usbserial ptp pps_core > x86_pkg_temp_thermal > > Jun 24 09:44:01 (none) kernel: [67592.681545] CPU: 2 PID: 0 Comm: > swapper/2 Tainted: G W 4.19.237_dev-tomoyo-ima #1 > > Jun 24 09:44:01 (none) kernel: [67592.681546] Hardware name: Bernecker > > + Rainer Industrie-Elektronik APC910/TS170, BIOS W1.22 02/03/2022 > > Jun 24 09:44:01 (none) kernel: [67592.681549] RIP: > > 0010:skb_release_head_state+0x55/0x60 > > Jun 24 09:44:01 (none) kernel: [67592.681550] Code: 81 e2 00 00 0f 00 > > 75 16 48 89 df 5b e9 a4 f9 31 00 5b c3 48 83 e7 fe e8 f9 ff 01 00 eb > > ca 48 c7 c7 68 57 d8 81 e8 28 8e 0e 00 <0f> 0b 48 8b 43 60 eb d6 0f 1f > > 00 53 48 89 fb e8 97 ff ff ff 48 83 Jun 24 09:44:01 (none) kernel: > > [67592.681552] RSP: 0018:ffff888267b03e78 EFLAGS: 00010086 Jun 24 > > 09:44:01 (none) kernel: [67592.681553] RAX: 0000000000000024 RBX: > > ffff8881fdc7e100 RCX: ffffffff82035638 Jun 24 09:44:01 (none) kernel: > > [67592.681554] RDX: 0000000000000000 RSI: 0000000000000092 RDI: > > ffffffff825587ac Jun 24 09:44:01 (none) kernel: [67592.681555] RBP: > > 0000000000000000 R08: 0000000000e992c4 R09: 0000000000000007 Jun 24 > > 09:44:01 (none) kernel: [67592.681556] R10: 0000000000000000 R11: > > ffffffff8255a7ed R12: ffff888266a7e000 Jun 24 09:44:01 (none) kernel: > > [67592.681557] R13: ffff888246313500 R14: ffff888266a7e000 R15: > 0000000000000055 Jun 24 09:44:01 (none) kernel: [67592.681558] FS: > 0000000000000000(0000) GS:ffff888267b00000(0000) > knlGS:0000000000000000 Jun 24 09:44:01 (none) kernel: [67592.681559] CS: > 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jun 24 09:44:01 (none) kernel: > [67592.681560] CR2: 0000000000000000 CR3: 000000000200a001 CR4: > 00000000003606e0 Jun 24 09:44:01 (none) kernel: [67592.681561] DR0: > 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Jun 24 > 09:44:01 (none) kernel: [67592.681562] DR3: 0000000000000000 DR6: > 00000000fffe0ff0 DR7: 0000000000000400 Jun 24 09:44:01 (none) kernel: > [67592.681562] Call Trace: > > Jun 24 09:44:01 (none) kernel: [67592.681564] <IRQ> Jun 24 09:44:01 > > (none) kernel: [67592.681567] skb_release_all+0x9/0x20 Jun 24 > > 09:44:01 (none) kernel: [67592.681568] consume_skb+0x27/0x90 Jun 24 > > 09:44:01 (none) kernel: [67592.681571] can_put_echo_skb+0xc5/0x120 > > [can_dev] Jun 24 09:44:01 (none) kernel: [67592.681573] > > cc770_interrupt+0x220/0x600 [cc770] Jun 24 09:44:01 (none) kernel: > > [67592.681575] ? timerqueue_add+0x58/0x60 Jun 24 09:44:01 (none) > > kernel: [67592.681578] __handle_irq_event_percpu+0x41/0x1a0 > > Jun 24 09:44:01 (none) kernel: [67592.681580] > > handle_irq_event_percpu+0x2b/0x70 Jun 24 09:44:01 (none) kernel: > > [67592.681582] handle_irq_event+0x22/0x40 Jun 24 09:44:01 (none) > > kernel: [67592.681584] handle_edge_irq+0x75/0x190 Jun 24 09:44:01 > > (none) kernel: [67592.681586] handle_irq+0x17/0x20 Jun 24 09:44:01 > > (none) kernel: [67592.681588] do_IRQ+0x3c/0xd0 Jun 24 09:44:01 (none) > > kernel: [67592.681590] common_interrupt+0xf/0xf Jun 24 09:44:01 > > (none) kernel: [67592.681591] </IRQ> Jun 24 09:44:01 (none) kernel: > > [67592.681594] RIP: 0010:cpuidle_enter_state+0xb2/0x310 > > Jun 24 09:44:01 (none) kernel: [67592.681595] Code: c3 8b 05 99 31 a4 > > 00 85 c0 0f 8f 33 01 00 00 31 ff e8 c2 06 9e ff 45 84 f6 0f 85 f1 00 > > 00 00 fb 48 ba cf f7 53 e3 a5 9b c4 20 <4c> 29 fb 48 89 d8 48 c1 fb 3f > > 48 f7 ea b8 ff ff ff 7f 48 c1 fa 07 Jun 24 09:44:01 (none) kernel: > > [67592.681596] RSP: 0018:ffffc900000a7e90 EFLAGS: 00000246 ORIG_RAX: > > ffffffffffffffdc Jun 24 09:44:01 (none) kernel: [67592.681598] RAX: > > ffff888267b24840 RBX: 00003d79a5c4f930 RCX: 000000000000001f Jun 24 > > 09:44:01 (none) kernel: [67592.681599] RDX: 20c49ba5e353f7cf RSI: > > 000000002f32988b RDI: 0000000000000000 Jun 24 09:44:01 (none) kernel: > > [67592.681600] RBP: 0000000000000008 R08: 0000000000000000 R09: > > 0000000000024100 Jun 24 09:44:01 (none) kernel: [67592.681601] R10: > > ffffc900000a7e78 R11: 0000000000003cc2 R12: ffffffff82091878 Jun 24 > > 09:44:01 (none) kernel: [67592.681601] R13: ffff888267b2be00 R14: > > 0000000000000000 R15: 00003d79a5b3bdb2 Jun 24 09:44:01 (none) kernel: > > [67592.681605] do_idle+0x1d6/0x230 Jun 24 09:44:01 (none) kernel: > > [67592.681607] cpu_startup_entry+0x6a/0x70 Jun 24 09:44:01 (none) > > kernel: [67592.681610] start_secondary+0x183/0x1b0 Jun 24 09:44:01 > > (none) kernel: [67592.681611] secondary_startup_64+0xa4/0xb0 Jun 24 > > 09:44:01 (none) kernel: [67592.681613] ---[ end trace 7155571a10d3a959 > > ]--- > > > > As the kernel logs are redirected to a file at my system, the disk is running > out of space after some time. > > > > Another user, Patric Hopfgarten, has reported the same error at this post: > > > https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2Fbugs > > .launchpad.net%2Fubuntu%2F%2Bsource%2Flinux-signed- > hwe%2F%2Bbug%2F1915 > > > 035&data=05%7C01%7Cmichael.kaesbauer%40krones.com%7Cb8b9fb0 > 5e6c54b > > > d3799608da696d4470%7C1dd2af3850fb445c87604bd948765fc7%7C0%7C0%7C > 637938 > > > 215277521352%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJ > QIjoiV2luM > > > zIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=Z9g > 2V49Y3N > > D0EQpuEz2EpFflDZr8TieO1WYPD0XCH3A%3D&reserved=0 > > > > After some research I discovered the change made at commit > ef02687fc78099ef3fd2eb8a150c2823fe2d9061: > > https://eur03.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgit. > > > kernel.org%2Fpub%2Fscm%2Flinux%2Fkernel%2Fgit%2Fstable%2Flinux.git% > 2Fc > > ommit%2Finclude%2Flinux%2Fcan%3Fh%3Dlinux- > 4.19.y%26id%3Def02687fc78099 > > > ef3fd2eb8a150c2823fe2d9061&data=05%7C01%7Cmichael.kaesbauer%4 > 0kron > > > es.com%7Cb8b9fb05e6c54bd3799608da696d4470%7C1dd2af3850fb445c87604 > bd948 > > > 765fc7%7C0%7C0%7C637938215277521352%7CUnknown%7CTWFpbGZsb3d8 > eyJWIjoiMC > > > 4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000% > 7C%7C% > > > 7C&sdata=9aDcP2CqVL2YAbEa2jZUbj5yxJ6pAbVBLIiysDoLKkk%3D& > ;reserv > > ed=0 > > > > For testing purposes I reverted only this commit at kernel version 4.19.237 > and all the logging problems disappeared. > > > > I think the original reason: > > "... The problem shows up in the j1939 stack, when it clones the > > incoming skb, which detects the already 0 refcount. ..." > > for that commit is not valid for kernel version 4.19.237 as this version does > not support the j1939 stack at mainline. > > > > What solution can you imagine for solving the described problem? > > > > Looking forward to get your feedback. > > > > > > Kind regards > > > > Michael Käsbauer > > Software Developer of Sensor Technology CRD Inspection Technology > > > > Krones AG > > Böhmerwaldstraße 5 > > 93073 Neutraubling > > Germany > > > > Phone: +49 (0)9401 70-1853 > > E-Mail: > > michael.kaesbauer@xxxxxxxxxx<mailto:michael.kaesbauer@xxxxxxxxxx> > > Internet: www.krones.com<http://www.krones.com> > > ... > > Jun 24 09:44:01 (none) kernel: [67592.681525] ------------[ cut here > > ]------------ Jun 24 09:44:01 (none) kernel: [67592.681539] WARNING: > > CPU: 2 PID: 0 at /home/buildroot/darthost_APC910_wl/kernel/linux- > 4.19.237/net/core/skbuff.c:624 skb_release_head_state+0x55/0x60 Jun 24 > 09:44:01 (none) kernel: [67592.681540] Modules linked in: elo cc770_isa cc770 > can_dev can_raw can e1000e pl2303 usbserial ptp pps_core > x86_pkg_temp_thermal > > Jun 24 09:44:01 (none) kernel: [67592.681545] CPU: 2 PID: 0 Comm: > swapper/2 Tainted: G W 4.19.237_dev-tomoyo-ima #1 > > Jun 24 09:44:01 (none) kernel: [67592.681546] Hardware name: Bernecker > > + Rainer Industrie-Elektronik APC910/TS170, BIOS W1.22 02/03/2022 > > Jun 24 09:44:01 (none) kernel: [67592.681549] RIP: > > 0010:skb_release_head_state+0x55/0x60 > > Jun 24 09:44:01 (none) kernel: [67592.681550] Code: 81 e2 00 00 0f 00 > > 75 16 48 89 df 5b e9 a4 f9 31 00 5b c3 48 83 e7 fe e8 f9 ff 01 00 eb > > ca 48 c7 c7 68 57 d8 81 e8 28 8e 0e 00 <0f> 0b 48 8b 43 60 eb d6 0f 1f > > 00 53 48 89 fb e8 97 ff ff ff 48 83 Jun 24 09:44:01 (none) kernel: > > [67592.681552] RSP: 0018:ffff888267b03e78 EFLAGS: 00010086 Jun 24 > > 09:44:01 (none) kernel: [67592.681553] RAX: 0000000000000024 RBX: > > ffff8881fdc7e100 RCX: ffffffff82035638 Jun 24 09:44:01 (none) kernel: > > [67592.681554] RDX: 0000000000000000 RSI: 0000000000000092 RDI: > > ffffffff825587ac Jun 24 09:44:01 (none) kernel: [67592.681555] RBP: > > 0000000000000000 R08: 0000000000e992c4 R09: 0000000000000007 Jun 24 > > 09:44:01 (none) kernel: [67592.681556] R10: 0000000000000000 R11: > > ffffffff8255a7ed R12: ffff888266a7e000 Jun 24 09:44:01 (none) kernel: > > [67592.681557] R13: ffff888246313500 R14: ffff888266a7e000 R15: > 0000000000000055 Jun 24 09:44:01 (none) kernel: [67592.681558] FS: > 0000000000000000(0000) GS:ffff888267b00000(0000) > knlGS:0000000000000000 Jun 24 09:44:01 (none) kernel: [67592.681559] CS: > 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jun 24 09:44:01 (none) kernel: > [67592.681560] CR2: 0000000000000000 CR3: 000000000200a001 CR4: > 00000000003606e0 Jun 24 09:44:01 (none) kernel: [67592.681561] DR0: > 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Jun 24 > 09:44:01 (none) kernel: [67592.681562] DR3: 0000000000000000 DR6: > 00000000fffe0ff0 DR7: 0000000000000400 Jun 24 09:44:01 (none) kernel: > [67592.681562] Call Trace: > > Jun 24 09:44:01 (none) kernel: [67592.681564] <IRQ> Jun 24 09:44:01 > > (none) kernel: [67592.681567] skb_release_all+0x9/0x20 Jun 24 > > 09:44:01 (none) kernel: [67592.681568] consume_skb+0x27/0x90 Jun 24 > > 09:44:01 (none) kernel: [67592.681571] can_put_echo_skb+0xc5/0x120 > > [can_dev] Jun 24 09:44:01 (none) kernel: [67592.681573] > > cc770_interrupt+0x220/0x600 [cc770] Jun 24 09:44:01 (none) kernel: > > [67592.681575] ? timerqueue_add+0x58/0x60 Jun 24 09:44:01 (none) > > kernel: [67592.681578] __handle_irq_event_percpu+0x41/0x1a0 > > Jun 24 09:44:01 (none) kernel: [67592.681580] > > handle_irq_event_percpu+0x2b/0x70 Jun 24 09:44:01 (none) kernel: > > [67592.681582] handle_irq_event+0x22/0x40 Jun 24 09:44:01 (none) > > kernel: [67592.681584] handle_edge_irq+0x75/0x190 Jun 24 09:44:01 > > (none) kernel: [67592.681586] handle_irq+0x17/0x20 Jun 24 09:44:01 > > (none) kernel: [67592.681588] do_IRQ+0x3c/0xd0 Jun 24 09:44:01 (none) > > kernel: [67592.681590] common_interrupt+0xf/0xf Jun 24 09:44:01 > > (none) kernel: [67592.681591] </IRQ> Jun 24 09:44:01 (none) kernel: > > [67592.681594] RIP: 0010:cpuidle_enter_state+0xb2/0x310 > > Jun 24 09:44:01 (none) kernel: [67592.681595] Code: c3 8b 05 99 31 a4 > > 00 85 c0 0f 8f 33 01 00 00 31 ff e8 c2 06 9e ff 45 84 f6 0f 85 f1 00 > > 00 00 fb 48 ba cf f7 53 e3 a5 9b c4 20 <4c> 29 fb 48 89 d8 48 c1 fb 3f > > 48 f7 ea b8 ff ff ff 7f 48 c1 fa 07 Jun 24 09:44:01 (none) kernel: > > [67592.681596] RSP: 0018:ffffc900000a7e90 EFLAGS: 00000246 ORIG_RAX: > > ffffffffffffffdc Jun 24 09:44:01 (none) kernel: [67592.681598] RAX: > > ffff888267b24840 RBX: 00003d79a5c4f930 RCX: 000000000000001f Jun 24 > > 09:44:01 (none) kernel: [67592.681599] RDX: 20c49ba5e353f7cf RSI: > > 000000002f32988b RDI: 0000000000000000 Jun 24 09:44:01 (none) kernel: > > [67592.681600] RBP: 0000000000000008 R08: 0000000000000000 R09: > > 0000000000024100 Jun 24 09:44:01 (none) kernel: [67592.681601] R10: > > ffffc900000a7e78 R11: 0000000000003cc2 R12: ffffffff82091878 Jun 24 > > 09:44:01 (none) kernel: [67592.681601] R13: ffff888267b2be00 R14: > > 0000000000000000 R15: 00003d79a5b3bdb2 Jun 24 09:44:01 (none) kernel: > > [67592.681605] do_idle+0x1d6/0x230 Jun 24 09:44:01 (none) kernel: > [67592.681607] cpu_startup_entry+0x6a/0x70 Jun 24 09:44:01 (none) kernel: > [67592.681610] start_secondary+0x183/0x1b0 Jun 24 09:44:01 (none) kernel: > [67592.681611] secondary_startup_64+0xa4/0xb0 Jun 24 09:44:01 (none) > kernel: [67592.681613] ---[ end trace 7155571a10d3a959 ]--- Jun 24 09:44:01 > (none) kernel: [67593.322902] ------------[ cut here ]------------ Jun 24 09:44:01 > (none) kernel: [67593.322916] WARNING: CPU: 2 PID: 0 at > /home/buildroot/darthost_APC910_wl/kernel/linux- > 4.19.237/net/core/skbuff.c:624 skb_release_head_state+0x55/0x60 Jun 24 > 09:44:01 (none) kernel: [67593.322917] Modules linked in: elo cc770_isa cc770 > can_dev can_raw can e1000e pl2303 usbserial ptp pps_core > x86_pkg_temp_thermal > > Jun 24 09:44:01 (none) kernel: [67593.322922] CPU: 2 PID: 0 Comm: > swapper/2 Tainted: G W 4.19.237_dev-tomoyo-ima #1 > > Jun 24 09:44:01 (none) kernel: [67593.322923] Hardware name: Bernecker > > + Rainer Industrie-Elektronik APC910/TS170, BIOS W1.22 02/03/2022 > > Jun 24 09:44:01 (none) kernel: [67593.322926] RIP: > > 0010:skb_release_head_state+0x55/0x60 > > Jun 24 09:44:01 (none) kernel: [67593.322927] Code: 81 e2 00 00 0f 00 > > 75 16 48 89 df 5b e9 a4 f9 31 00 5b c3 48 83 e7 fe e8 f9 ff 01 00 eb > > ca 48 c7 c7 68 57 d8 81 e8 28 8e 0e 00 <0f> 0b 48 8b 43 60 eb d6 0f 1f > > 00 53 48 89 fb e8 97 ff ff ff 48 83 Jun 24 09:44:01 (none) kernel: > > [67593.322928] RSP: 0018:ffff888267b03e78 EFLAGS: 00010086 Jun 24 > > 09:44:01 (none) kernel: [67593.322930] RAX: 0000000000000024 RBX: > > ffff888246313400 RCX: ffffffff82035638 Jun 24 09:44:01 (none) kernel: > > [67593.322931] RDX: 0000000000000000 RSI: 0000000000000092 RDI: > > ffffffff825587ac Jun 24 09:44:01 (none) kernel: [67593.322932] RBP: > > 0000000000000000 R08: 0000000000e992f2 R09: 0000000000000007 Jun 24 > > 09:44:01 (none) kernel: [67593.322933] R10: 0000000000000000 R11: > > ffffffff8255a7ed R12: ffff888266a7e000 Jun 24 09:44:01 (none) kernel: > > [67593.322934] R13: ffff888246313300 R14: ffff888266a7e000 R15: > 0000000000000055 Jun 24 09:44:01 (none) kernel: [67593.322935] FS: > 0000000000000000(0000) GS:ffff888267b00000(0000) > knlGS:0000000000000000 Jun 24 09:44:01 (none) kernel: [67593.322936] CS: > 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jun 24 09:44:01 (none) kernel: > [67593.322937] CR2: 00007f7fd9d60008 CR3: 000000000200a002 CR4: > 00000000003606e0 Jun 24 09:44:01 (none) kernel: [67593.322938] DR0: > 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Jun 24 > 09:44:01 (none) kernel: [67593.322939] DR3: 0000000000000000 DR6: > 00000000fffe0ff0 DR7: 0000000000000400 Jun 24 09:44:01 (none) kernel: > [67593.322939] Call Trace: > > Jun 24 09:44:01 (none) kernel: [67593.322941] <IRQ> Jun 24 09:44:01 > > (none) kernel: [67593.322944] skb_release_all+0x9/0x20 Jun 24 > > 09:44:01 (none) kernel: [67593.322945] consume_skb+0x27/0x90 Jun 24 > > 09:44:01 (none) kernel: [67593.322948] can_put_echo_skb+0xc5/0x120 > > [can_dev] Jun 24 09:44:01 (none) kernel: [67593.322950] > > cc770_interrupt+0x220/0x600 [cc770] Jun 24 09:44:01 (none) kernel: > > [67593.322954] __handle_irq_event_percpu+0x41/0x1a0 > > Jun 24 09:44:01 (none) kernel: [67593.322956] > > handle_irq_event_percpu+0x2b/0x70 Jun 24 09:44:01 (none) kernel: > > [67593.322958] handle_irq_event+0x22/0x40 Jun 24 09:44:01 (none) > > kernel: [67593.322960] handle_edge_irq+0x75/0x190 Jun 24 09:44:01 > > (none) kernel: [67593.322961] handle_irq+0x17/0x20 Jun 24 09:44:01 > > (none) kernel: [67593.322963] do_IRQ+0x3c/0xd0 Jun 24 09:44:01 (none) > > kernel: [67593.322966] common_interrupt+0xf/0xf Jun 24 09:44:01 > > (none) kernel: [67593.322967] </IRQ> Jun 24 09:44:01 (none) kernel: > > [67593.322970] RIP: 0010:cpuidle_enter_state+0xb2/0x310 > > Jun 24 09:44:01 (none) kernel: [67593.322971] Code: c3 8b 05 99 31 a4 > > 00 85 c0 0f 8f 33 01 00 00 31 ff e8 c2 06 9e ff 45 84 f6 0f 85 f1 00 > > 00 00 fb 48 ba cf f7 53 e3 a5 9b c4 20 <4c> 29 fb 48 89 d8 48 c1 fb 3f > > 48 f7 ea b8 ff ff ff 7f 48 c1 fa 07 Jun 24 09:44:01 (none) kernel: > > [67593.322972] RSP: 0018:ffffc900000a7e90 EFLAGS: 00000246 ORIG_RAX: > > ffffffffffffffdc Jun 24 09:44:01 (none) kernel: [67593.322973] RAX: > > ffff888267b24840 RBX: 00003d79cbff9cb5 RCX: 000000000000001f Jun 24 > > 09:44:01 (none) kernel: [67593.322974] RDX: 20c49ba5e353f7cf RSI: > > 000000002f32988b RDI: 0000000000000000 Jun 24 09:44:01 (none) kernel: > > [67593.322975] RBP: 0000000000000008 R08: 0000000000000000 R09: > > 0000000000024100 Jun 24 09:44:01 (none) kernel: [67593.322976] R10: > > ffffc900000a7e78 R11: 0000000000000201 R12: ffffffff82091878 Jun 24 > > 09:44:01 (none) kernel: [67593.322977] R13: ffff888267b2be00 R14: > > 0000000000000000 R15: 00003d79cbfb62b3 Jun 24 09:44:01 (none) kernel: > > [67593.322980] do_idle+0x1d6/0x230 Jun 24 09:44:01 (none) kernel: > [67593.322983] cpu_startup_entry+0x6a/0x70 Jun 24 09:44:01 (none) kernel: > [67593.322985] start_secondary+0x183/0x1b0 Jun 24 09:44:01 (none) kernel: > [67593.322987] secondary_startup_64+0xa4/0xb0 Jun 24 09:44:01 (none) > kernel: [67593.322988] ---[ end trace 7155571a10d3a95a ]--- Jun 24 09:44:01 > (none) kernel: [67593.343772] ------------[ cut here ]------------ Jun 24 09:44:01 > (none) kernel: [67593.343782] WARNING: CPU: 2 PID: 0 at > /home/buildroot/darthost_APC910_wl/kernel/linux- > 4.19.237/net/core/skbuff.c:624 skb_release_head_state+0x55/0x60 Jun 24 > 09:44:01 (none) kernel: [67593.343783] Modules linked in: elo cc770_isa cc770 > can_dev can_raw can e1000e pl2303 usbserial ptp pps_core > x86_pkg_temp_thermal > > Jun 24 09:44:01 (none) kernel: [67593.343788] CPU: 2 PID: 0 Comm: > swapper/2 Tainted: G W 4.19.237_dev-tomoyo-ima #1 > > Jun 24 09:44:01 (none) kernel: [67593.343789] Hardware name: Bernecker > > + Rainer Industrie-Elektronik APC910/TS170, BIOS W1.22 02/03/2022 > > Jun 24 09:44:01 (none) kernel: [67593.343791] RIP: > > 0010:skb_release_head_state+0x55/0x60 > > Jun 24 09:44:01 (none) kernel: [67593.343793] Code: 81 e2 00 00 0f 00 > > 75 16 48 89 df 5b e9 a4 f9 31 00 5b c3 48 83 e7 fe e8 f9 ff 01 00 eb > > ca 48 c7 c7 68 57 d8 81 e8 28 8e 0e 00 <0f> 0b 48 8b 43 60 eb d6 0f 1f > > 00 53 48 89 fb e8 97 ff ff ff 48 83 Jun 24 09:44:01 (none) kernel: > > [67593.343794] RSP: 0018:ffff888267b03e78 EFLAGS: 00010086 Jun 24 > > 09:44:01 (none) kernel: [67593.343795] RAX: 0000000000000024 RBX: > > ffff8881fdc7e100 RCX: ffffffff82035638 Jun 24 09:44:01 (none) kernel: > > [67593.343796] RDX: 0000000000000000 RSI: 0000000000000092 RDI: > > ffffffff825587ac Jun 24 09:44:01 (none) kernel: [67593.343797] RBP: > > 0000000000000000 R08: 0000000000e9931f R09: 0000000000000007 Jun 24 > > 09:44:01 (none) kernel: [67593.343798] R10: 0000000000000000 R11: > > ffffffff8255a7ed R12: ffff888266a7e000 Jun 24 09:44:01 (none) kernel: > > [67593.343799] R13: ffff888246313400 R14: ffff888266a7e000 R15: > 0000000000000055 Jun 24 09:44:01 (none) kernel: [67593.343800] FS: > 0000000000000000(0000) GS:ffff888267b00000(0000) > knlGS:0000000000000000 Jun 24 09:44:01 (none) kernel: [67593.343801] CS: > 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jun 24 09:44:01 (none) kernel: > [67593.343802] CR2: 00007f7fd9d60008 CR3: 000000000200a002 CR4: > 00000000003606e0 Jun 24 09:44:01 (none) kernel: [67593.343803] DR0: > 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Jun 24 > 09:44:01 (none) kernel: [67593.343804] DR3: 0000000000000000 DR6: > 00000000fffe0ff0 DR7: 0000000000000400 Jun 24 09:44:01 (none) kernel: > [67593.343805] Call Trace: > > Jun 24 09:44:01 (none) kernel: [67593.343806] <IRQ> Jun 24 09:44:01 > > (none) kernel: [67593.343808] skb_release_all+0x9/0x20 Jun 24 > > 09:44:01 (none) kernel: [67593.343810] consume_skb+0x27/0x90 Jun 24 > > 09:44:01 (none) kernel: [67593.343812] can_put_echo_skb+0xc5/0x120 > > [can_dev] Jun 24 09:44:01 (none) kernel: [67593.343814] > > cc770_interrupt+0x220/0x600 [cc770] Jun 24 09:44:01 (none) kernel: > > [67593.343816] ? timerqueue_add+0x58/0x60 Jun 24 09:44:01 (none) > > kernel: [67593.343819] __handle_irq_event_percpu+0x41/0x1a0 > > Jun 24 09:44:01 (none) kernel: [67593.343821] > > handle_irq_event_percpu+0x2b/0x70 Jun 24 09:44:01 (none) kernel: > > [67593.343823] handle_irq_event+0x22/0x40 Jun 24 09:44:01 (none) > > kernel: [67593.343824] handle_edge_irq+0x75/0x190 Jun 24 09:44:01 > > (none) kernel: [67593.343826] handle_irq+0x17/0x20 Jun 24 09:44:01 > > (none) kernel: [67593.343827] do_IRQ+0x3c/0xd0 Jun 24 09:44:01 (none) > > kernel: [67593.343830] common_interrupt+0xf/0xf Jun 24 09:44:01 > > (none) kernel: [67593.343831] </IRQ> Jun 24 09:44:01 (none) kernel: > > [67593.343833] RIP: 0010:cpuidle_enter_state+0xb2/0x310 > > Jun 24 09:44:01 (none) kernel: [67593.343835] Code: c3 8b 05 99 31 a4 > > 00 85 c0 0f 8f 33 01 00 00 31 ff e8 c2 06 9e ff 45 84 f6 0f 85 f1 00 > > 00 00 fb 48 ba cf f7 53 e3 a5 9b c4 20 <4c> 29 fb 48 89 d8 48 c1 fb 3f > > 48 f7 ea b8 ff ff ff 7f 48 c1 fa 07 Jun 24 09:44:01 (none) kernel: > > [67593.343836] RSP: 0018:ffffc900000a7e90 EFLAGS: 00000246 ORIG_RAX: > > ffffffffffffffdc Jun 24 09:44:01 (none) kernel: [67593.343837] RAX: > > ffff888267b24840 RBX: 00003d79cd3e5ff2 RCX: 000000000000001f Jun 24 > > 09:44:01 (none) kernel: [67593.343838] RDX: 20c49ba5e353f7cf RSI: > > 000000002f32988b RDI: 0000000000000000 Jun 24 09:44:01 (none) kernel: > > [67593.343839] RBP: 0000000000000002 R08: 0000000000000000 R09: > > 0000000000024100 Jun 24 09:44:01 (none) kernel: [67593.343840] R10: > > ffffc900000a7e78 R11: 0000000000003d3d R12: ffffffff82091638 Jun 24 > > 09:44:01 (none) kernel: [67593.343841] R13: ffff888267b2be00 R14: > > 0000000000000000 R15: 00003d79cd385aa1 Jun 24 09:44:01 (none) kernel: > > [67593.343844] do_idle+0x1d6/0x230 Jun 24 09:44:01 (none) kernel: > [67593.343846] cpu_startup_entry+0x6a/0x70 Jun 24 09:44:01 (none) kernel: > [67593.343848] start_secondary+0x183/0x1b0 Jun 24 09:44:01 (none) kernel: > [67593.343849] secondary_startup_64+0xa4/0xb0 Jun 24 09:44:01 (none) > kernel: [67593.343851] ---[ end trace 7155571a10d3a95b ]--- Jun 24 09:44:02 > (none) kernel: [67593.345557] ------------[ cut here ]------------ Jun 24 09:44:02 > (none) kernel: [67593.345566] WARNING: CPU: 2 PID: 0 at > /home/buildroot/darthost_APC910_wl/kernel/linux- > 4.19.237/net/core/skbuff.c:624 skb_release_head_state+0x55/0x60 Jun 24 > 09:44:02 (none) kernel: [67593.345567] Modules linked in: elo cc770_isa cc770 > can_dev can_raw can e1000e pl2303 usbserial ptp pps_core > x86_pkg_temp_thermal > > Jun 24 09:44:02 (none) kernel: [67593.345571] CPU: 2 PID: 0 Comm: > swapper/2 Tainted: G W 4.19.237_dev-tomoyo-ima #1 > > Jun 24 09:44:02 (none) kernel: [67593.345572] Hardware name: Bernecker > > + Rainer Industrie-Elektronik APC910/TS170, BIOS W1.22 02/03/2022 > > Jun 24 09:44:02 (none) kernel: [67593.345574] RIP: > > 0010:skb_release_head_state+0x55/0x60 > > Jun 24 09:44:02 (none) kernel: [67593.345576] Code: 81 e2 00 00 0f 00 > > 75 16 48 89 df 5b e9 a4 f9 31 00 5b c3 48 83 e7 fe e8 f9 ff 01 00 eb > > ca 48 c7 c7 68 57 d8 81 e8 28 8e 0e 00 <0f> 0b 48 8b 43 60 eb d6 0f 1f > > 00 53 48 89 fb e8 97 ff ff ff 48 83 Jun 24 09:44:02 (none) kernel: > > [67593.345577] RSP: 0018:ffff888267b03e78 EFLAGS: 00010086 Jun 24 > > 09:44:02 (none) kernel: [67593.345578] RAX: 0000000000000024 RBX: > > ffff888246313400 RCX: ffffffff82035638 Jun 24 09:44:02 (none) kernel: > > [67593.345579] RDX: 0000000000000000 RSI: 0000000000000092 RDI: > > ffffffff825587ac Jun 24 09:44:02 (none) kernel: [67593.345580] RBP: > > 0000000000000000 R08: 0000000000e9934d R09: 0000000000000007 Jun 24 > > 09:44:02 (none) kernel: [67593.345581] R10: 0000000000000000 R11: > > ffffffff8255a7ed R12: ffff888266a7e000 Jun 24 09:44:02 (none) kernel: > > [67593.345582] R13: ffff888246313100 R14: ffff888266a7e000 R15: > 0000000000000055 Jun 24 09:44:02 (none) kernel: [67593.345583] FS: > 0000000000000000(0000) GS:ffff888267b00000(0000) > knlGS:0000000000000000 Jun 24 09:44:02 (none) kernel: [67593.345584] CS: > 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jun 24 09:44:02 (none) kernel: > [67593.345585] CR2: 00007f7fd9d60008 CR3: 000000000200a002 CR4: > 00000000003606e0 Jun 24 09:44:02 (none) kernel: [67593.345586] DR0: > 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Jun 24 > 09:44:02 (none) kernel: [67593.345587] DR3: 0000000000000000 DR6: > 00000000fffe0ff0 DR7: 0000000000000400 Jun 24 09:44:02 (none) kernel: > [67593.345588] Call Trace: > > Jun 24 09:44:02 (none) kernel: [67593.345589] <IRQ> Jun 24 09:44:02 > > (none) kernel: [67593.345591] skb_release_all+0x9/0x20 Jun 24 > > 09:44:02 (none) kernel: [67593.345593] consume_skb+0x27/0x90 Jun 24 > > 09:44:02 (none) kernel: [67593.345595] can_put_echo_skb+0xc5/0x120 > > [can_dev] Jun 24 09:44:02 (none) kernel: [67593.345597] > > cc770_interrupt+0x220/0x600 [cc770] Jun 24 09:44:02 (none) kernel: > > [67593.345599] ? timerqueue_add+0x58/0x60 Jun 24 09:44:02 (none) > > kernel: [67593.345601] __handle_irq_event_percpu+0x41/0x1a0 > > Jun 24 09:44:02 (none) kernel: [67593.345603] > > handle_irq_event_percpu+0x2b/0x70 Jun 24 09:44:02 (none) kernel: > > [67593.345605] handle_irq_event+0x22/0x40 Jun 24 09:44:02 (none) > > kernel: [67593.345607] handle_edge_irq+0x75/0x190 Jun 24 09:44:02 > > (none) kernel: [67593.345608] handle_irq+0x17/0x20 Jun 24 09:44:02 > > (none) kernel: [67593.345609] do_IRQ+0x3c/0xd0 Jun 24 09:44:02 (none) > > kernel: [67593.345612] common_interrupt+0xf/0xf Jun 24 09:44:02 > > (none) kernel: [67593.345613] </IRQ> Jun 24 09:44:02 (none) kernel: > > [67593.345615] RIP: 0010:cpuidle_enter_state+0xb2/0x310 > > Jun 24 09:44:02 (none) kernel: [67593.345616] Code: c3 8b 05 99 31 a4 > > 00 85 c0 0f 8f 33 01 00 00 31 ff e8 c2 06 9e ff 45 84 f6 0f 85 f1 00 > > 00 00 fb 48 ba cf f7 53 e3 a5 9b c4 20 <4c> 29 fb 48 89 d8 48 c1 fb 3f > > 48 f7 ea b8 ff ff ff 7f 48 c1 fa 07 Jun 24 09:44:02 (none) kernel: > > [67593.345617] RSP: 0018:ffffc900000a7e90 EFLAGS: 00000246 ORIG_RAX: > > ffffffffffffffdc Jun 24 09:44:02 (none) kernel: [67593.345619] RAX: > > ffff888267b24840 RBX: 00003d79cd595186 RCX: 000000000000001f Jun 24 > > 09:44:02 (none) kernel: [67593.345619] RDX: 20c49ba5e353f7cf RSI: > > 000000002f32988b RDI: 0000000000000000 Jun 24 09:44:02 (none) kernel: > > [67593.345620] RBP: 0000000000000006 R08: 0000000000000000 R09: > > 0000000000024100 Jun 24 09:44:02 (none) kernel: [67593.345621] R10: > > ffffc900000a7e78 R11: 0000000000000225 R12: ffffffff820917b8 Jun 24 > > 09:44:02 (none) kernel: [67593.345622] R13: ffff888267b2be00 R14: > 0000000000000000 R15: 00003d79cd56dc90 Jun 24 09:44:02 (none) kernel: > [67593.345625] do_idle+0x1d6/0x230 Jun 24 09:44:02 (none) kernel: > [67593.345627] cpu_startup_entry+0x6a/0x70 Jun 24 09:44:02 (none) kernel: > [67593.345629] start_secondary+0x183/0x1b0 Jun 24 09:44:02 (none) kernel: > [67593.345631] secondary_startup_64+0xa4/0xb0 Jun 24 09:44:02 (none) > kernel: [67593.345632] ---[ end trace 7155571a10d3a95c ]--- ... > > > -- > Pengutronix e.K. | | > Steuerwalder Str. 21 | > https://eur03.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww. > pengutronix.de%2F&data=05%7C01%7Cmichael.kaesbauer%40krones.c > om%7Cb8b9fb05e6c54bd3799608da696d4470%7C1dd2af3850fb445c87604bd9 > 48765fc7%7C0%7C0%7C637938215277521352%7CUnknown%7CTWFpbGZsb3 > d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0 > %3D%7C3000%7C%7C%7C&sdata=7GqeWhtOgVfXxF3jFrGyp404YUxLdy > yMwZBPYALg6KE%3D&reserved=0 | > 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | > Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | Kind regards Michael [https://www.krones.com/ext/mailbanner/drinktec/Krones_Linie_Mann.jpg] <https://www.krones.com/drinktec> ______________________________________________________________ Krones AG Vorstand: Christoph Klenk, Vorstandsvorsitzender, Norbert Broger, Thomas Ricker, Markus Tischer, Ralf Goldbrunner Vorsitzender des Aufsichtsrats: Volker Kronseder Registergericht: Regensburg HRB 23 44, Umsatzsteuer-ID-Nummer: DE 133 695 999 ______________________________________________________________ Der Inhalt dieser E-Mail und jeder Anhang ist vertraulich. 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