* 5.15.17: general protection fault when loading iwlwifi as module and no firmware available @ 2022-02-01 15:31 Wolfgang Walter 2022-02-01 15:46 ` Greg KH 0 siblings, 1 reply; 6+ messages in thread From: Wolfgang Walter @ 2022-02-01 15:31 UTC (permalink / raw) To: stable Hello, we found a regression in 5.15.17. When iwlwifi is loaded as a module and it cannot load a firmware it crashes: =================================================================== Jan 28 19:05:01 kistchen kernel: [ 5.415151] Intel(R) Wireless WiFi driver for Linux Jan 28 19:05:01 kistchen kernel: [ 5.425600] iwlwifi 0000:04:00.0: Direct firmware load for iwlwifi-3160-17.ucode failed with error -2 Jan 28 19:05:01 kistchen kernel: [ 5.425616] iwlwifi 0000:04:00.0: no suitable firmware found! Jan 28 19:05:01 kistchen kernel: [ 5.425704] iwlwifi 0000:04:00.0: iwlwifi-3160-17 is required Jan 28 19:05:01 kistchen kernel: [ 5.425786] iwlwifi 0000:04:00.0: check git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git Jan 28 19:05:01 kistchen kernel: [ 5.426226] general protection fault, probably for non-canonical address 0xd8e6d895001008: 0000 [#1] PREEMPT SMP PTI Jan 28 19:05:01 kistchen kernel: [ 5.426324] CPU: 1 PID: 45 Comm: kworker/1:1 Not tainted 5.15.17-aladebian64.all+1.2 #1 Jan 28 19:05:01 kistchen kernel: [ 5.426411] Hardware name: ZOTAC XXXXXX/XXXXXX, BIOS B301P017 04/06/2016 Jan 28 19:05:01 kistchen kernel: [ 5.426493] Workqueue: events request_firmware_work_func Jan 28 19:05:01 kistchen kernel: [ 5.426587] RIP: 0010:kfree+0x61/0x170 Jan 28 19:05:01 kistchen kernel: [ 5.426670] Code: 80 48 01 e8 0f 82 21 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 48 8b 48 08 48 8d 51 Jan 28 19:05:01 kistchen kernel: [ 5.426772] RSP: 0018:ffffa54e002b3ce8 EFLAGS: 00010007 Jan 28 19:05:01 kistchen kernel: [ 5.426853] RAX: 00d8e6d895001000 RBX: 0000000000000206 RCX: 0000000000000000 Jan 28 19:05:01 kistchen kernel: [ 5.426937] RDX: 00007425c0000000 RSI: ffffffffc0fd6ea6 RDI: 36415f5f0004000f Jan 28 19:05:01 kistchen kernel: [ 5.427019] RBP: 36415f5f0004000f R08: ffffffffa80427c0 R09: ffffa54e002b3be0 Jan 28 19:05:01 kistchen kernel: [ 5.427102] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8bdae10e6ab8 Jan 28 19:05:01 kistchen kernel: [ 5.427184] R13: ffff8bdae10e6800 R14: ffff8bdac256c400 R15: ffff8bdc37cb5905 Jan 28 19:05:01 kistchen kernel: [ 5.427267] FS: 0000000000000000(0000) GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 Jan 28 19:05:01 kistchen kernel: [ 5.427354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jan 28 19:05:01 kistchen kernel: [ 5.427446] CR2: 00007f934935c6f4 CR3: 00000001077e2000 CR4: 00000000001006e0 Jan 28 19:05:01 kistchen kernel: [ 5.427541] Call Trace: Jan 28 19:05:01 kistchen kernel: [ 5.427630] <TASK> Jan 28 19:05:01 kistchen kernel: [ 5.427727] iwl_dealloc_ucode+0x36/0x110 [iwlwifi] Jan 28 19:05:01 kistchen kernel: [ 5.427873] iwl_req_fw_callback+0x2d1/0x2330 [iwlwifi] Jan 28 19:05:01 kistchen kernel: [ 5.428006] ? ___cache_free+0x31/0x4b0 Jan 28 19:05:01 kistchen kernel: [ 5.428108] ? _request_firmware+0x3ff/0x780 Jan 28 19:05:01 kistchen kernel: [ 5.428205] ? kfree+0xa9/0x170 Jan 28 19:05:01 kistchen kernel: [ 5.428298] ? _request_firmware+0x3ff/0x780 Jan 28 19:05:01 kistchen kernel: [ 5.428391] request_firmware_work_func+0x4d/0x90 Jan 28 19:05:01 kistchen kernel: [ 5.428486] process_one_work+0x1e8/0x3c0 Jan 28 19:05:01 kistchen kernel: [ 5.428581] worker_thread+0x50/0x3b0 Jan 28 19:05:01 kistchen kernel: [ 5.428672] ? process_one_work+0x3c0/0x3c0 Jan 28 19:05:01 kistchen kernel: [ 5.428763] kthread+0x141/0x170 Jan 28 19:05:01 kistchen kernel: [ 5.428856] ? set_kthread_struct+0x40/0x40 Jan 28 19:05:01 kistchen kernel: [ 5.428948] ret_from_fork+0x22/0x30 Jan 28 19:05:01 kistchen kernel: [ 5.429044] </TASK> Jan 28 19:05:01 kistchen kernel: [ 5.429130] Modules linked in: ums_realtek(+) iwlwifi(+) snd_hda_intel uas usb_storage snd_intel_dspcfg sha512_ssse3 ttm snd_intel_sdw_acpi snd_hda_codec snd_hda_core sha512_generic aesni_intel(+) drm_kms_helper snd_hwdep crypto_simd intel_xhci_usb_role_switch cryptd sg roles cec snd_pcm intel_cstate snd_timer mei_txe at24 snd iTCO_wdt rc_core cfg80211 intel_pmc_bxt pcspkr soundcore ctr iTCO_vendor_support mei i2c_algo_bit watchdog drbg ansi_cprng ecdh_generic(+) rfkill ecc pwm_lpss_platform pwm_lpss intel_int0002_vgpio button drm fuse configfs ip_tables x_tables autofs4 ext4 crc32c_generic crc16 mbcache jbd2 sd_mod t10_pi crc_t10dif crct10dif_generic ahci libahci xhci_pci sdhci_pci cqhci crct10dif_pclmul crct10dif_common libata r8169 i2c_i801 crc32_pclmul xhci_hcd realtek mdio_devres crc32c_intel i2c_smbus lpc_ich sdhci libphy scsi_mod usbcore usb_common scsi_common mmc_core fan i2c_hid_acpi i2c_hid video hid Jan 28 19:05:01 kistchen kernel: [ 5.429595] ---[ end trace aea59d2f4abcc392 ]--- Jan 28 19:05:01 kistchen kernel: [ 5.429688] RIP: 0010:kfree+0x61/0x170 Jan 28 19:05:01 kistchen kernel: [ 5.429783] Code: 80 48 01 e8 0f 82 21 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 48 8b 48 08 48 8d 51 Jan 28 19:05:01 kistchen kernel: [ 5.429920] RSP: 0018:ffffa54e002b3ce8 EFLAGS: 00010007 Jan 28 19:05:01 kistchen kernel: [ 5.430012] RAX: 00d8e6d895001000 RBX: 0000000000000206 RCX: 0000000000000000 Jan 28 19:05:01 kistchen kernel: [ 5.430107] RDX: 00007425c0000000 RSI: ffffffffc0fd6ea6 RDI: 36415f5f0004000f Jan 28 19:05:01 kistchen kernel: [ 5.430201] RBP: 36415f5f0004000f R08: ffffffffa80427c0 R09: ffffa54e002b3be0 Jan 28 19:05:01 kistchen kernel: [ 5.430296] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8bdae10e6ab8 Jan 28 19:05:01 kistchen kernel: [ 5.430392] R13: ffff8bdae10e6800 R14: ffff8bdac256c400 R15: ffff8bdc37cb5905 Jan 28 19:05:01 kistchen kernel: [ 5.430489] FS: 0000000000000000(0000) GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 Jan 28 19:05:01 kistchen kernel: [ 5.430603] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jan 28 19:05:01 kistchen kernel: [ 5.430700] CR2: 00007f934935c6f4 CR3: 00000001077e2000 CR4: 00000000001006e0 =================================================================== Providing a firmware file (or blacklisting iwlwifi of course) fixes ist. 5.15.16 does not crash. Regards, -- Wolfgang Walter Studentenwerk München Anstalt des öffentlichen Rechts ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: 5.15.17: general protection fault when loading iwlwifi as module and no firmware available 2022-02-01 15:31 5.15.17: general protection fault when loading iwlwifi as module and no firmware available Wolfgang Walter @ 2022-02-01 15:46 ` Greg KH 2022-02-01 21:25 ` Wolfgang Walter 2022-02-02 14:44 ` Wolfgang Walter 0 siblings, 2 replies; 6+ messages in thread From: Greg KH @ 2022-02-01 15:46 UTC (permalink / raw) To: Wolfgang Walter; +Cc: stable On Tue, Feb 01, 2022 at 04:31:29PM +0100, Wolfgang Walter wrote: > Hello, > > we found a regression in 5.15.17. When iwlwifi is loaded as a module and it > cannot load a firmware it crashes: > > =================================================================== > Jan 28 19:05:01 kistchen kernel: [ 5.415151] Intel(R) Wireless WiFi > driver for Linux > Jan 28 19:05:01 kistchen kernel: [ 5.425600] iwlwifi 0000:04:00.0: Direct > firmware load for iwlwifi-3160-17.ucode failed with error -2 > Jan 28 19:05:01 kistchen kernel: [ 5.425616] iwlwifi 0000:04:00.0: no > suitable firmware found! > Jan 28 19:05:01 kistchen kernel: [ 5.425704] iwlwifi 0000:04:00.0: > iwlwifi-3160-17 is required > Jan 28 19:05:01 kistchen kernel: [ 5.425786] iwlwifi 0000:04:00.0: check > git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git > Jan 28 19:05:01 kistchen kernel: [ 5.426226] general protection fault, > probably for non-canonical address 0xd8e6d895001008: 0000 [#1] PREEMPT SMP > PTI > Jan 28 19:05:01 kistchen kernel: [ 5.426324] CPU: 1 PID: 45 Comm: > kworker/1:1 Not tainted 5.15.17-aladebian64.all+1.2 #1 > Jan 28 19:05:01 kistchen kernel: [ 5.426411] Hardware name: ZOTAC > XXXXXX/XXXXXX, BIOS B301P017 04/06/2016 > Jan 28 19:05:01 kistchen kernel: [ 5.426493] Workqueue: events > request_firmware_work_func > Jan 28 19:05:01 kistchen kernel: [ 5.426587] RIP: 0010:kfree+0x61/0x170 > Jan 28 19:05:01 kistchen kernel: [ 5.426670] Code: 80 48 01 e8 0f 82 21 > 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 0c 48 > c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 > 48 8b 48 08 48 8d 51 > Jan 28 19:05:01 kistchen kernel: [ 5.426772] RSP: 0018:ffffa54e002b3ce8 > EFLAGS: 00010007 > Jan 28 19:05:01 kistchen kernel: [ 5.426853] RAX: 00d8e6d895001000 RBX: > 0000000000000206 RCX: 0000000000000000 > Jan 28 19:05:01 kistchen kernel: [ 5.426937] RDX: 00007425c0000000 RSI: > ffffffffc0fd6ea6 RDI: 36415f5f0004000f > Jan 28 19:05:01 kistchen kernel: [ 5.427019] RBP: 36415f5f0004000f R08: > ffffffffa80427c0 R09: ffffa54e002b3be0 > Jan 28 19:05:01 kistchen kernel: [ 5.427102] R10: 0000000000000000 R11: > 0000000000000000 R12: ffff8bdae10e6ab8 > Jan 28 19:05:01 kistchen kernel: [ 5.427184] R13: ffff8bdae10e6800 R14: > ffff8bdac256c400 R15: ffff8bdc37cb5905 > Jan 28 19:05:01 kistchen kernel: [ 5.427267] FS: 0000000000000000(0000) > GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 > Jan 28 19:05:01 kistchen kernel: [ 5.427354] CS: 0010 DS: 0000 ES: 0000 > CR0: 0000000080050033 > Jan 28 19:05:01 kistchen kernel: [ 5.427446] CR2: 00007f934935c6f4 CR3: > 00000001077e2000 CR4: 00000000001006e0 > Jan 28 19:05:01 kistchen kernel: [ 5.427541] Call Trace: > Jan 28 19:05:01 kistchen kernel: [ 5.427630] <TASK> > Jan 28 19:05:01 kistchen kernel: [ 5.427727] > iwl_dealloc_ucode+0x36/0x110 [iwlwifi] > Jan 28 19:05:01 kistchen kernel: [ 5.427873] > iwl_req_fw_callback+0x2d1/0x2330 [iwlwifi] > Jan 28 19:05:01 kistchen kernel: [ 5.428006] ? ___cache_free+0x31/0x4b0 > Jan 28 19:05:01 kistchen kernel: [ 5.428108] ? > _request_firmware+0x3ff/0x780 > Jan 28 19:05:01 kistchen kernel: [ 5.428205] ? kfree+0xa9/0x170 > Jan 28 19:05:01 kistchen kernel: [ 5.428298] ? > _request_firmware+0x3ff/0x780 > Jan 28 19:05:01 kistchen kernel: [ 5.428391] > request_firmware_work_func+0x4d/0x90 > Jan 28 19:05:01 kistchen kernel: [ 5.428486] > process_one_work+0x1e8/0x3c0 > Jan 28 19:05:01 kistchen kernel: [ 5.428581] worker_thread+0x50/0x3b0 > Jan 28 19:05:01 kistchen kernel: [ 5.428672] ? > process_one_work+0x3c0/0x3c0 > Jan 28 19:05:01 kistchen kernel: [ 5.428763] kthread+0x141/0x170 > Jan 28 19:05:01 kistchen kernel: [ 5.428856] ? > set_kthread_struct+0x40/0x40 > Jan 28 19:05:01 kistchen kernel: [ 5.428948] ret_from_fork+0x22/0x30 > Jan 28 19:05:01 kistchen kernel: [ 5.429044] </TASK> > Jan 28 19:05:01 kistchen kernel: [ 5.429130] Modules linked in: > ums_realtek(+) iwlwifi(+) snd_hda_intel uas usb_storage snd_intel_dspcfg > sha512_ssse3 ttm snd_intel_sdw_acpi snd_hda_codec snd_hda_core > sha512_generic aesni_intel(+) drm_kms_helper snd_hwdep crypto_simd > intel_xhci_usb_role_switch cryptd sg roles cec snd_pcm intel_cstate > snd_timer mei_txe at24 snd iTCO_wdt rc_core cfg80211 intel_pmc_bxt pcspkr > soundcore ctr iTCO_vendor_support mei i2c_algo_bit watchdog drbg ansi_cprng > ecdh_generic(+) rfkill ecc pwm_lpss_platform pwm_lpss intel_int0002_vgpio > button drm fuse configfs ip_tables x_tables autofs4 ext4 crc32c_generic > crc16 mbcache jbd2 sd_mod t10_pi crc_t10dif crct10dif_generic ahci libahci > xhci_pci sdhci_pci cqhci crct10dif_pclmul crct10dif_common libata r8169 > i2c_i801 crc32_pclmul xhci_hcd realtek mdio_devres crc32c_intel i2c_smbus > lpc_ich sdhci libphy scsi_mod usbcore usb_common scsi_common mmc_core fan > i2c_hid_acpi i2c_hid video hid > Jan 28 19:05:01 kistchen kernel: [ 5.429595] ---[ end trace > aea59d2f4abcc392 ]--- > Jan 28 19:05:01 kistchen kernel: [ 5.429688] RIP: 0010:kfree+0x61/0x170 > Jan 28 19:05:01 kistchen kernel: [ 5.429783] Code: 80 48 01 e8 0f 82 21 > 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 0c 48 > c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 > 48 8b 48 08 48 8d 51 > Jan 28 19:05:01 kistchen kernel: [ 5.429920] RSP: 0018:ffffa54e002b3ce8 > EFLAGS: 00010007 > Jan 28 19:05:01 kistchen kernel: [ 5.430012] RAX: 00d8e6d895001000 RBX: > 0000000000000206 RCX: 0000000000000000 > Jan 28 19:05:01 kistchen kernel: [ 5.430107] RDX: 00007425c0000000 RSI: > ffffffffc0fd6ea6 RDI: 36415f5f0004000f > Jan 28 19:05:01 kistchen kernel: [ 5.430201] RBP: 36415f5f0004000f R08: > ffffffffa80427c0 R09: ffffa54e002b3be0 > Jan 28 19:05:01 kistchen kernel: [ 5.430296] R10: 0000000000000000 R11: > 0000000000000000 R12: ffff8bdae10e6ab8 > Jan 28 19:05:01 kistchen kernel: [ 5.430392] R13: ffff8bdae10e6800 R14: > ffff8bdac256c400 R15: ffff8bdc37cb5905 > Jan 28 19:05:01 kistchen kernel: [ 5.430489] FS: 0000000000000000(0000) > GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 > Jan 28 19:05:01 kistchen kernel: [ 5.430603] CS: 0010 DS: 0000 ES: 0000 > CR0: 0000000080050033 > Jan 28 19:05:01 kistchen kernel: [ 5.430700] CR2: 00007f934935c6f4 CR3: > 00000001077e2000 CR4: 00000000001006e0 > =================================================================== > > Providing a firmware file (or blacklisting iwlwifi of course) fixes ist. > 5.15.16 does not crash. Can you do 'git bisect' to track down the offending commit? And does 5.16.y work for you? How about 5.17-rc2? thanks, greg k-h ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: 5.15.17: general protection fault when loading iwlwifi as module and no firmware available 2022-02-01 15:46 ` Greg KH @ 2022-02-01 21:25 ` Wolfgang Walter 2022-02-02 14:44 ` Wolfgang Walter 1 sibling, 0 replies; 6+ messages in thread From: Wolfgang Walter @ 2022-02-01 21:25 UTC (permalink / raw) To: Greg KH; +Cc: stable Am 2022-02-01 16:46, schrieb Greg KH: > On Tue, Feb 01, 2022 at 04:31:29PM +0100, Wolfgang Walter wrote: >> Hello, >> >> we found a regression in 5.15.17. When iwlwifi is loaded as a module >> and it >> cannot load a firmware it crashes: >> >> =================================================================== >> Jan 28 19:05:01 kistchen kernel: [ 5.415151] Intel(R) Wireless WiFi >> driver for Linux >> Jan 28 19:05:01 kistchen kernel: [ 5.425600] iwlwifi 0000:04:00.0: >> Direct >> firmware load for iwlwifi-3160-17.ucode failed with error -2 >> Jan 28 19:05:01 kistchen kernel: [ 5.425616] iwlwifi 0000:04:00.0: >> no >> suitable firmware found! >> Jan 28 19:05:01 kistchen kernel: [ 5.425704] iwlwifi 0000:04:00.0: >> iwlwifi-3160-17 is required >> Jan 28 19:05:01 kistchen kernel: [ 5.425786] iwlwifi 0000:04:00.0: >> check >> git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git >> Jan 28 19:05:01 kistchen kernel: [ 5.426226] general protection >> fault, >> probably for non-canonical address 0xd8e6d895001008: 0000 [#1] PREEMPT >> SMP >> PTI >> Jan 28 19:05:01 kistchen kernel: [ 5.426324] CPU: 1 PID: 45 Comm: >> kworker/1:1 Not tainted 5.15.17-aladebian64.all+1.2 #1 >> Jan 28 19:05:01 kistchen kernel: [ 5.426411] Hardware name: ZOTAC >> XXXXXX/XXXXXX, BIOS B301P017 04/06/2016 >> Jan 28 19:05:01 kistchen kernel: [ 5.426493] Workqueue: events >> request_firmware_work_func >> Jan 28 19:05:01 kistchen kernel: [ 5.426587] RIP: >> 0010:kfree+0x61/0x170 >> Jan 28 19:05:01 kistchen kernel: [ 5.426670] Code: 80 48 01 e8 0f >> 82 21 >> 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 >> 0c 48 >> c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f >> 45 c1 >> 48 8b 48 08 48 8d 51 >> Jan 28 19:05:01 kistchen kernel: [ 5.426772] RSP: >> 0018:ffffa54e002b3ce8 >> EFLAGS: 00010007 >> Jan 28 19:05:01 kistchen kernel: [ 5.426853] RAX: 00d8e6d895001000 >> RBX: >> 0000000000000206 RCX: 0000000000000000 >> Jan 28 19:05:01 kistchen kernel: [ 5.426937] RDX: 00007425c0000000 >> RSI: >> ffffffffc0fd6ea6 RDI: 36415f5f0004000f >> Jan 28 19:05:01 kistchen kernel: [ 5.427019] RBP: 36415f5f0004000f >> R08: >> ffffffffa80427c0 R09: ffffa54e002b3be0 >> Jan 28 19:05:01 kistchen kernel: [ 5.427102] R10: 0000000000000000 >> R11: >> 0000000000000000 R12: ffff8bdae10e6ab8 >> Jan 28 19:05:01 kistchen kernel: [ 5.427184] R13: ffff8bdae10e6800 >> R14: >> ffff8bdac256c400 R15: ffff8bdc37cb5905 >> Jan 28 19:05:01 kistchen kernel: [ 5.427267] FS: >> 0000000000000000(0000) >> GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 >> Jan 28 19:05:01 kistchen kernel: [ 5.427354] CS: 0010 DS: 0000 ES: >> 0000 >> CR0: 0000000080050033 >> Jan 28 19:05:01 kistchen kernel: [ 5.427446] CR2: 00007f934935c6f4 >> CR3: >> 00000001077e2000 CR4: 00000000001006e0 >> Jan 28 19:05:01 kistchen kernel: [ 5.427541] Call Trace: >> Jan 28 19:05:01 kistchen kernel: [ 5.427630] <TASK> >> Jan 28 19:05:01 kistchen kernel: [ 5.427727] >> iwl_dealloc_ucode+0x36/0x110 [iwlwifi] >> Jan 28 19:05:01 kistchen kernel: [ 5.427873] >> iwl_req_fw_callback+0x2d1/0x2330 [iwlwifi] >> Jan 28 19:05:01 kistchen kernel: [ 5.428006] ? >> ___cache_free+0x31/0x4b0 >> Jan 28 19:05:01 kistchen kernel: [ 5.428108] ? >> _request_firmware+0x3ff/0x780 >> Jan 28 19:05:01 kistchen kernel: [ 5.428205] ? kfree+0xa9/0x170 >> Jan 28 19:05:01 kistchen kernel: [ 5.428298] ? >> _request_firmware+0x3ff/0x780 >> Jan 28 19:05:01 kistchen kernel: [ 5.428391] >> request_firmware_work_func+0x4d/0x90 >> Jan 28 19:05:01 kistchen kernel: [ 5.428486] >> process_one_work+0x1e8/0x3c0 >> Jan 28 19:05:01 kistchen kernel: [ 5.428581] >> worker_thread+0x50/0x3b0 >> Jan 28 19:05:01 kistchen kernel: [ 5.428672] ? >> process_one_work+0x3c0/0x3c0 >> Jan 28 19:05:01 kistchen kernel: [ 5.428763] kthread+0x141/0x170 >> Jan 28 19:05:01 kistchen kernel: [ 5.428856] ? >> set_kthread_struct+0x40/0x40 >> Jan 28 19:05:01 kistchen kernel: [ 5.428948] >> ret_from_fork+0x22/0x30 >> Jan 28 19:05:01 kistchen kernel: [ 5.429044] </TASK> >> Jan 28 19:05:01 kistchen kernel: [ 5.429130] Modules linked in: >> ums_realtek(+) iwlwifi(+) snd_hda_intel uas usb_storage >> snd_intel_dspcfg >> sha512_ssse3 ttm snd_intel_sdw_acpi snd_hda_codec snd_hda_core >> sha512_generic aesni_intel(+) drm_kms_helper snd_hwdep crypto_simd >> intel_xhci_usb_role_switch cryptd sg roles cec snd_pcm intel_cstate >> snd_timer mei_txe at24 snd iTCO_wdt rc_core cfg80211 intel_pmc_bxt >> pcspkr >> soundcore ctr iTCO_vendor_support mei i2c_algo_bit watchdog drbg >> ansi_cprng >> ecdh_generic(+) rfkill ecc pwm_lpss_platform pwm_lpss >> intel_int0002_vgpio >> button drm fuse configfs ip_tables x_tables autofs4 ext4 >> crc32c_generic >> crc16 mbcache jbd2 sd_mod t10_pi crc_t10dif crct10dif_generic ahci >> libahci >> xhci_pci sdhci_pci cqhci crct10dif_pclmul crct10dif_common libata >> r8169 >> i2c_i801 crc32_pclmul xhci_hcd realtek mdio_devres crc32c_intel >> i2c_smbus >> lpc_ich sdhci libphy scsi_mod usbcore usb_common scsi_common mmc_core >> fan >> i2c_hid_acpi i2c_hid video hid >> Jan 28 19:05:01 kistchen kernel: [ 5.429595] ---[ end trace >> aea59d2f4abcc392 ]--- >> Jan 28 19:05:01 kistchen kernel: [ 5.429688] RIP: >> 0010:kfree+0x61/0x170 >> Jan 28 19:05:01 kistchen kernel: [ 5.429783] Code: 80 48 01 e8 0f >> 82 21 >> 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 >> 0c 48 >> c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f >> 45 c1 >> 48 8b 48 08 48 8d 51 >> Jan 28 19:05:01 kistchen kernel: [ 5.429920] RSP: >> 0018:ffffa54e002b3ce8 >> EFLAGS: 00010007 >> Jan 28 19:05:01 kistchen kernel: [ 5.430012] RAX: 00d8e6d895001000 >> RBX: >> 0000000000000206 RCX: 0000000000000000 >> Jan 28 19:05:01 kistchen kernel: [ 5.430107] RDX: 00007425c0000000 >> RSI: >> ffffffffc0fd6ea6 RDI: 36415f5f0004000f >> Jan 28 19:05:01 kistchen kernel: [ 5.430201] RBP: 36415f5f0004000f >> R08: >> ffffffffa80427c0 R09: ffffa54e002b3be0 >> Jan 28 19:05:01 kistchen kernel: [ 5.430296] R10: 0000000000000000 >> R11: >> 0000000000000000 R12: ffff8bdae10e6ab8 >> Jan 28 19:05:01 kistchen kernel: [ 5.430392] R13: ffff8bdae10e6800 >> R14: >> ffff8bdac256c400 R15: ffff8bdc37cb5905 >> Jan 28 19:05:01 kistchen kernel: [ 5.430489] FS: >> 0000000000000000(0000) >> GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 >> Jan 28 19:05:01 kistchen kernel: [ 5.430603] CS: 0010 DS: 0000 ES: >> 0000 >> CR0: 0000000080050033 >> Jan 28 19:05:01 kistchen kernel: [ 5.430700] CR2: 00007f934935c6f4 >> CR3: >> 00000001077e2000 CR4: 00000000001006e0 >> =================================================================== >> >> Providing a firmware file (or blacklisting iwlwifi of course) fixes >> ist. >> 5.15.16 does not crash. > > Can you do 'git bisect' to track down the offending commit? > > And does 5.16.y work for you? How about 5.17-rc2? > > thanks, > > greg k-h I bisected it down to e23f075d77987de4215c8e0696f28bcc707506f7: e23f075d77987de4215c8e0696f28bcc707506f7 is the first bad commit commit e23f075d77987de4215c8e0696f28bcc707506f7 Author: Johannes Berg <johannes.berg@intel.com> Date: Fri Dec 10 11:12:42 2021 +0200 iwlwifi: fix leaks/bad data after failed firmware load [ Upstream commit ab07506b0454bea606095951e19e72c282bfbb42 ] If firmware load fails after having loaded some parts of the firmware, e.g. the IML image, then this would leak. For the host command list we'd end up running into a WARN on the next attempt to load another firmware image. Fix this by calling iwl_dealloc_ucode() on failures, and make that also clear the data so we start fresh on the next round. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Luca Coelho <luciano.coelho@intel.com> Link: https://lore.kernel.org/r/iwlwifi.20211210110539.1f742f0eb58a.I1315f22f6aa632d94ae2069f85e1bca5e734dce0@changeid Signed-off-by: Luca Coelho <luciano.coelho@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org> drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 8 ++++++++ 1 file changed, 8 insertions(+) I reverted this patch (and also the following one, 58d53fe49a5dfbd9204c6d605bff4c99f7549256, so the blamed patch reverted cleanly) in 5.15.17. The general protection fault then disappeared. I did not hat time yet to test 5.16 or 5.17-rc2. Regards, -- Wolfgang Walter Studentenwerk München Anstalt des öffentlichen Rechts ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: 5.15.17: general protection fault when loading iwlwifi as module and no firmware available 2022-02-01 15:46 ` Greg KH 2022-02-01 21:25 ` Wolfgang Walter @ 2022-02-02 14:44 ` Wolfgang Walter 2022-02-02 17:43 ` Greg KH 1 sibling, 1 reply; 6+ messages in thread From: Wolfgang Walter @ 2022-02-02 14:44 UTC (permalink / raw) To: Greg KH; +Cc: stable Am 2022-02-01 16:46, schrieb Greg KH: > On Tue, Feb 01, 2022 at 04:31:29PM +0100, Wolfgang Walter wrote: >> Hello, >> >> we found a regression in 5.15.17. When iwlwifi is loaded as a module >> and it >> cannot load a firmware it crashes: >> >> =================================================================== >> Jan 28 19:05:01 kistchen kernel: [ 5.415151] Intel(R) Wireless WiFi >> driver for Linux >> Jan 28 19:05:01 kistchen kernel: [ 5.425600] iwlwifi 0000:04:00.0: >> Direct >> firmware load for iwlwifi-3160-17.ucode failed with error -2 >> Jan 28 19:05:01 kistchen kernel: [ 5.425616] iwlwifi 0000:04:00.0: >> no >> suitable firmware found! >> Jan 28 19:05:01 kistchen kernel: [ 5.425704] iwlwifi 0000:04:00.0: >> iwlwifi-3160-17 is required >> Jan 28 19:05:01 kistchen kernel: [ 5.425786] iwlwifi 0000:04:00.0: >> check >> git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git >> Jan 28 19:05:01 kistchen kernel: [ 5.426226] general protection >> fault, >> probably for non-canonical address 0xd8e6d895001008: 0000 [#1] PREEMPT >> SMP >> PTI >> Jan 28 19:05:01 kistchen kernel: [ 5.426324] CPU: 1 PID: 45 Comm: >> kworker/1:1 Not tainted 5.15.17-aladebian64.all+1.2 #1 >> Jan 28 19:05:01 kistchen kernel: [ 5.426411] Hardware name: ZOTAC >> XXXXXX/XXXXXX, BIOS B301P017 04/06/2016 >> Jan 28 19:05:01 kistchen kernel: [ 5.426493] Workqueue: events >> request_firmware_work_func >> Jan 28 19:05:01 kistchen kernel: [ 5.426587] RIP: >> 0010:kfree+0x61/0x170 >> Jan 28 19:05:01 kistchen kernel: [ 5.426670] Code: 80 48 01 e8 0f >> 82 21 >> 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 >> 0c 48 >> c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f >> 45 c1 >> 48 8b 48 08 48 8d 51 >> Jan 28 19:05:01 kistchen kernel: [ 5.426772] RSP: >> 0018:ffffa54e002b3ce8 >> EFLAGS: 00010007 >> Jan 28 19:05:01 kistchen kernel: [ 5.426853] RAX: 00d8e6d895001000 >> RBX: >> 0000000000000206 RCX: 0000000000000000 >> Jan 28 19:05:01 kistchen kernel: [ 5.426937] RDX: 00007425c0000000 >> RSI: >> ffffffffc0fd6ea6 RDI: 36415f5f0004000f >> Jan 28 19:05:01 kistchen kernel: [ 5.427019] RBP: 36415f5f0004000f >> R08: >> ffffffffa80427c0 R09: ffffa54e002b3be0 >> Jan 28 19:05:01 kistchen kernel: [ 5.427102] R10: 0000000000000000 >> R11: >> 0000000000000000 R12: ffff8bdae10e6ab8 >> Jan 28 19:05:01 kistchen kernel: [ 5.427184] R13: ffff8bdae10e6800 >> R14: >> ffff8bdac256c400 R15: ffff8bdc37cb5905 >> Jan 28 19:05:01 kistchen kernel: [ 5.427267] FS: >> 0000000000000000(0000) >> GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 >> Jan 28 19:05:01 kistchen kernel: [ 5.427354] CS: 0010 DS: 0000 ES: >> 0000 >> CR0: 0000000080050033 >> Jan 28 19:05:01 kistchen kernel: [ 5.427446] CR2: 00007f934935c6f4 >> CR3: >> 00000001077e2000 CR4: 00000000001006e0 >> Jan 28 19:05:01 kistchen kernel: [ 5.427541] Call Trace: >> Jan 28 19:05:01 kistchen kernel: [ 5.427630] <TASK> >> Jan 28 19:05:01 kistchen kernel: [ 5.427727] >> iwl_dealloc_ucode+0x36/0x110 [iwlwifi] >> Jan 28 19:05:01 kistchen kernel: [ 5.427873] >> iwl_req_fw_callback+0x2d1/0x2330 [iwlwifi] >> Jan 28 19:05:01 kistchen kernel: [ 5.428006] ? >> ___cache_free+0x31/0x4b0 >> Jan 28 19:05:01 kistchen kernel: [ 5.428108] ? >> _request_firmware+0x3ff/0x780 >> Jan 28 19:05:01 kistchen kernel: [ 5.428205] ? kfree+0xa9/0x170 >> Jan 28 19:05:01 kistchen kernel: [ 5.428298] ? >> _request_firmware+0x3ff/0x780 >> Jan 28 19:05:01 kistchen kernel: [ 5.428391] >> request_firmware_work_func+0x4d/0x90 >> Jan 28 19:05:01 kistchen kernel: [ 5.428486] >> process_one_work+0x1e8/0x3c0 >> Jan 28 19:05:01 kistchen kernel: [ 5.428581] >> worker_thread+0x50/0x3b0 >> Jan 28 19:05:01 kistchen kernel: [ 5.428672] ? >> process_one_work+0x3c0/0x3c0 >> Jan 28 19:05:01 kistchen kernel: [ 5.428763] kthread+0x141/0x170 >> Jan 28 19:05:01 kistchen kernel: [ 5.428856] ? >> set_kthread_struct+0x40/0x40 >> Jan 28 19:05:01 kistchen kernel: [ 5.428948] >> ret_from_fork+0x22/0x30 >> Jan 28 19:05:01 kistchen kernel: [ 5.429044] </TASK> >> Jan 28 19:05:01 kistchen kernel: [ 5.429130] Modules linked in: >> ums_realtek(+) iwlwifi(+) snd_hda_intel uas usb_storage >> snd_intel_dspcfg >> sha512_ssse3 ttm snd_intel_sdw_acpi snd_hda_codec snd_hda_core >> sha512_generic aesni_intel(+) drm_kms_helper snd_hwdep crypto_simd >> intel_xhci_usb_role_switch cryptd sg roles cec snd_pcm intel_cstate >> snd_timer mei_txe at24 snd iTCO_wdt rc_core cfg80211 intel_pmc_bxt >> pcspkr >> soundcore ctr iTCO_vendor_support mei i2c_algo_bit watchdog drbg >> ansi_cprng >> ecdh_generic(+) rfkill ecc pwm_lpss_platform pwm_lpss >> intel_int0002_vgpio >> button drm fuse configfs ip_tables x_tables autofs4 ext4 >> crc32c_generic >> crc16 mbcache jbd2 sd_mod t10_pi crc_t10dif crct10dif_generic ahci >> libahci >> xhci_pci sdhci_pci cqhci crct10dif_pclmul crct10dif_common libata >> r8169 >> i2c_i801 crc32_pclmul xhci_hcd realtek mdio_devres crc32c_intel >> i2c_smbus >> lpc_ich sdhci libphy scsi_mod usbcore usb_common scsi_common mmc_core >> fan >> i2c_hid_acpi i2c_hid video hid >> Jan 28 19:05:01 kistchen kernel: [ 5.429595] ---[ end trace >> aea59d2f4abcc392 ]--- >> Jan 28 19:05:01 kistchen kernel: [ 5.429688] RIP: >> 0010:kfree+0x61/0x170 >> Jan 28 19:05:01 kistchen kernel: [ 5.429783] Code: 80 48 01 e8 0f >> 82 21 >> 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 >> 0c 48 >> c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f >> 45 c1 >> 48 8b 48 08 48 8d 51 >> Jan 28 19:05:01 kistchen kernel: [ 5.429920] RSP: >> 0018:ffffa54e002b3ce8 >> EFLAGS: 00010007 >> Jan 28 19:05:01 kistchen kernel: [ 5.430012] RAX: 00d8e6d895001000 >> RBX: >> 0000000000000206 RCX: 0000000000000000 >> Jan 28 19:05:01 kistchen kernel: [ 5.430107] RDX: 00007425c0000000 >> RSI: >> ffffffffc0fd6ea6 RDI: 36415f5f0004000f >> Jan 28 19:05:01 kistchen kernel: [ 5.430201] RBP: 36415f5f0004000f >> R08: >> ffffffffa80427c0 R09: ffffa54e002b3be0 >> Jan 28 19:05:01 kistchen kernel: [ 5.430296] R10: 0000000000000000 >> R11: >> 0000000000000000 R12: ffff8bdae10e6ab8 >> Jan 28 19:05:01 kistchen kernel: [ 5.430392] R13: ffff8bdae10e6800 >> R14: >> ffff8bdac256c400 R15: ffff8bdc37cb5905 >> Jan 28 19:05:01 kistchen kernel: [ 5.430489] FS: >> 0000000000000000(0000) >> GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 >> Jan 28 19:05:01 kistchen kernel: [ 5.430603] CS: 0010 DS: 0000 ES: >> 0000 >> CR0: 0000000080050033 >> Jan 28 19:05:01 kistchen kernel: [ 5.430700] CR2: 00007f934935c6f4 >> CR3: >> 00000001077e2000 CR4: 00000000001006e0 >> =================================================================== >> >> Providing a firmware file (or blacklisting iwlwifi of course) fixes >> ist. >> 5.15.16 does not crash. > > Can you do 'git bisect' to track down the offending commit? > > And does 5.16.y work for you? How about 5.17-rc2? > > thanks, > > greg k-h I tested 5.17-rc2. It also shows the above general protection fault: ================================================================================== [ 54.627048] CPU: 2 PID: 61 Comm: kworker/2:1 Not tainted 5.17.0-rc2 #11 [ 54.627120] Hardware name: ZOTAC XXXXXX/XXXXXX, BIOS B301P017 04/06/2016 [ 54.627191] Workqueue: events request_firmware_work_func [ 54.627258] RIP: 0010:kfree+0x61/0x170 [ 54.627305] Code: 80 48 01 e8 0f 82 14 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 81 d2 ee 00 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 5f d2 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 48 8b 10 80 e6 02 0f [ 54.627492] RSP: 0018:ffff97bb80337ce8 EFLAGS: 00010007 [ 54.627549] RAX: 00d8e3f509001000 RBX: 0000000000000206 RCX: ffffdca084258d07 [ 54.627624] RDX: 000075c2c0000000 RSI: ffffffffc12ba0a6 RDI: 36415f5f0004000f [ 54.627698] RBP: 36415f5f0004000f R08: ffffffff96243740 R09: ffff97bb80337bf8 [ 54.627772] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8a3dc3c622b8 [ 54.627846] R13: ffff8a3f37d36900 R14: 0000000000000000 R15: ffff8a3dc3c62000 [ 54.627920] FS: 0000000000000000(0000) GS:ffff8a3f37d00000(0000) knlGS:0000000000000000 [ 54.628004] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.628066] CR2: 00007f202174e6f4 CR3: 00000001b3010000 CR4: 00000000001006e0 [ 54.628141] Call Trace: [ 54.628173] <TASK> [ 54.628207] iwl_dealloc_ucode+0x36/0x110 [iwlwifi] [ 54.628298] iwl_req_fw_callback+0x2b9/0x2420 [iwlwifi] [ 54.628377] ? ___cache_free+0x31/0x4d0 [ 54.628429] ? _request_firmware+0x514/0x760 [ 54.628481] ? kfree+0xa3/0x170 [ 54.628520] ? _request_firmware+0x514/0x760 [ 54.628571] request_firmware_work_func+0x4d/0x90 [ 54.628628] process_one_work+0x1e5/0x3b0 [ 54.628678] ? rescuer_thread+0x370/0x370 [ 54.628724] worker_thread+0x50/0x3a0 [ 54.628768] ? rescuer_thread+0x370/0x370 [ 54.628814] kthread+0xe7/0x110 [ 54.628855] ? kthread_complete_and_exit+0x20/0x20 [ 54.628911] ret_from_fork+0x22/0x30 [ 54.628959] </TASK> [ 54.628987] Modules linked in: iwlwifi cfg80211 snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio intel_rapl_msr intel_rapl_common intel_powerclamp coretemp kvm_intel ums_realtek kvm mei_pxp irqbypass mei_hdcp uas usb_storage intel_xhci_usb_role_switch roles ghash_clmulni_intel hci_uart btusb btqca btrtl btbcm btintel btmtk aesni_intel crypto_simd cryptd snd_hda_intel i915 snd_intel_dspcfg snd_intel_sdw_acpi bluetooth evdev intel_cstate snd_hda_codec at24 snd_hda_core snd_hwdep iTCO_wdt snd_pcm ttm intel_pmc_bxt iTCO_vendor_support pcspkr watchdog drm_kms_helper mei_txe snd_timer snd jitterentropy_rng cec sg rc_core soundcore sha512_ssse3 i2c_algo_bit mei sha512_generic ctr drbg ansi_cprng pwm_lpss_platform pwm_lpss ecdh_generic intel_int0002_vgpio rfkill button ecc drm fuse configfs ip_tables x_tables autofs4 ext4 crc32c_generic crc16 mbcache jbd2 hid_generic usbhid sd_mod t10_pi crc_t10dif crct10dif_generic xhci_pci r8169 xhci_hcd ahci crct10dif_pclmul [ 54.629118] sdhci_pci crct10dif_common libahci realtek crc32_pclmul cqhci crc32c_intel mdio_devres libata sdhci scsi_mod scsi_common usbcore mmc_core usb_common fan libphy i2c_i801 i2c_smbus lpc_ich i2c_hid_acpi i2c_hid video hid [ 54.630194] ---[ end trace 0000000000000000 ]--- [ 54.630246] RIP: 0010:kfree+0x61/0x170 [ 54.630296] Code: 80 48 01 e8 0f 82 14 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 81 d2 ee 00 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 5f d2 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 48 8b 10 80 e6 02 0f [ 54.630484] RSP: 0018:ffff97bb80337ce8 EFLAGS: 00010007 [ 54.630542] RAX: 00d8e3f509001000 RBX: 0000000000000206 RCX: ffffdca084258d07 [ 54.630616] RDX: 000075c2c0000000 RSI: ffffffffc12ba0a6 RDI: 36415f5f0004000f [ 54.630690] RBP: 36415f5f0004000f R08: ffffffff96243740 R09: ffff97bb80337bf8 [ 54.630765] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8a3dc3c622b8 [ 54.630839] R13: ffff8a3f37d36900 R14: 0000000000000000 R15: ffff8a3dc3c62000 [ 54.630914] FS: 0000000000000000(0000) GS:ffff8a3f37d00000(0000) knlGS:0000000000000000 [ 54.630999] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.631059] CR2: 00007f202174e6f4 CR3: 00000001b3010000 CR4: 00000000001006e0 ================================================================================== Regards -- Wolfgang Walter Studentenwerk München Anstalt des öffentlichen Rechts ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: 5.15.17: general protection fault when loading iwlwifi as module and no firmware available 2022-02-02 14:44 ` Wolfgang Walter @ 2022-02-02 17:43 ` Greg KH 2022-02-03 12:59 ` Fwd: " Wolfgang Walter 0 siblings, 1 reply; 6+ messages in thread From: Greg KH @ 2022-02-02 17:43 UTC (permalink / raw) To: Wolfgang Walter; +Cc: stable On Wed, Feb 02, 2022 at 03:44:48PM +0100, Wolfgang Walter wrote: > Am 2022-02-01 16:46, schrieb Greg KH: > > On Tue, Feb 01, 2022 at 04:31:29PM +0100, Wolfgang Walter wrote: > > > Hello, > > > > > > we found a regression in 5.15.17. When iwlwifi is loaded as a module > > > and it > > > cannot load a firmware it crashes: > > > > > > =================================================================== > > > Jan 28 19:05:01 kistchen kernel: [ 5.415151] Intel(R) Wireless WiFi > > > driver for Linux > > > Jan 28 19:05:01 kistchen kernel: [ 5.425600] iwlwifi > > > 0000:04:00.0: Direct > > > firmware load for iwlwifi-3160-17.ucode failed with error -2 > > > Jan 28 19:05:01 kistchen kernel: [ 5.425616] iwlwifi > > > 0000:04:00.0: no > > > suitable firmware found! > > > Jan 28 19:05:01 kistchen kernel: [ 5.425704] iwlwifi 0000:04:00.0: > > > iwlwifi-3160-17 is required > > > Jan 28 19:05:01 kistchen kernel: [ 5.425786] iwlwifi > > > 0000:04:00.0: check > > > git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git > > > Jan 28 19:05:01 kistchen kernel: [ 5.426226] general protection > > > fault, > > > probably for non-canonical address 0xd8e6d895001008: 0000 [#1] > > > PREEMPT SMP > > > PTI > > > Jan 28 19:05:01 kistchen kernel: [ 5.426324] CPU: 1 PID: 45 Comm: > > > kworker/1:1 Not tainted 5.15.17-aladebian64.all+1.2 #1 > > > Jan 28 19:05:01 kistchen kernel: [ 5.426411] Hardware name: ZOTAC > > > XXXXXX/XXXXXX, BIOS B301P017 04/06/2016 > > > Jan 28 19:05:01 kistchen kernel: [ 5.426493] Workqueue: events > > > request_firmware_work_func > > > Jan 28 19:05:01 kistchen kernel: [ 5.426587] RIP: > > > 0010:kfree+0x61/0x170 > > > Jan 28 19:05:01 kistchen kernel: [ 5.426670] Code: 80 48 01 e8 0f > > > 82 21 > > > 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 > > > 0c 48 > > > c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 > > > 0f 45 c1 > > > 48 8b 48 08 48 8d 51 > > > Jan 28 19:05:01 kistchen kernel: [ 5.426772] RSP: > > > 0018:ffffa54e002b3ce8 > > > EFLAGS: 00010007 > > > Jan 28 19:05:01 kistchen kernel: [ 5.426853] RAX: > > > 00d8e6d895001000 RBX: > > > 0000000000000206 RCX: 0000000000000000 > > > Jan 28 19:05:01 kistchen kernel: [ 5.426937] RDX: > > > 00007425c0000000 RSI: > > > ffffffffc0fd6ea6 RDI: 36415f5f0004000f > > > Jan 28 19:05:01 kistchen kernel: [ 5.427019] RBP: > > > 36415f5f0004000f R08: > > > ffffffffa80427c0 R09: ffffa54e002b3be0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.427102] R10: > > > 0000000000000000 R11: > > > 0000000000000000 R12: ffff8bdae10e6ab8 > > > Jan 28 19:05:01 kistchen kernel: [ 5.427184] R13: > > > ffff8bdae10e6800 R14: > > > ffff8bdac256c400 R15: ffff8bdc37cb5905 > > > Jan 28 19:05:01 kistchen kernel: [ 5.427267] FS: > > > 0000000000000000(0000) > > > GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 > > > Jan 28 19:05:01 kistchen kernel: [ 5.427354] CS: 0010 DS: 0000 > > > ES: 0000 > > > CR0: 0000000080050033 > > > Jan 28 19:05:01 kistchen kernel: [ 5.427446] CR2: > > > 00007f934935c6f4 CR3: > > > 00000001077e2000 CR4: 00000000001006e0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.427541] Call Trace: > > > Jan 28 19:05:01 kistchen kernel: [ 5.427630] <TASK> > > > Jan 28 19:05:01 kistchen kernel: [ 5.427727] > > > iwl_dealloc_ucode+0x36/0x110 [iwlwifi] > > > Jan 28 19:05:01 kistchen kernel: [ 5.427873] > > > iwl_req_fw_callback+0x2d1/0x2330 [iwlwifi] > > > Jan 28 19:05:01 kistchen kernel: [ 5.428006] ? > > > ___cache_free+0x31/0x4b0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428108] ? > > > _request_firmware+0x3ff/0x780 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428205] ? kfree+0xa9/0x170 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428298] ? > > > _request_firmware+0x3ff/0x780 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428391] > > > request_firmware_work_func+0x4d/0x90 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428486] > > > process_one_work+0x1e8/0x3c0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428581] > > > worker_thread+0x50/0x3b0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428672] ? > > > process_one_work+0x3c0/0x3c0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428763] kthread+0x141/0x170 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428856] ? > > > set_kthread_struct+0x40/0x40 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428948] > > > ret_from_fork+0x22/0x30 > > > Jan 28 19:05:01 kistchen kernel: [ 5.429044] </TASK> > > > Jan 28 19:05:01 kistchen kernel: [ 5.429130] Modules linked in: > > > ums_realtek(+) iwlwifi(+) snd_hda_intel uas usb_storage > > > snd_intel_dspcfg > > > sha512_ssse3 ttm snd_intel_sdw_acpi snd_hda_codec snd_hda_core > > > sha512_generic aesni_intel(+) drm_kms_helper snd_hwdep crypto_simd > > > intel_xhci_usb_role_switch cryptd sg roles cec snd_pcm intel_cstate > > > snd_timer mei_txe at24 snd iTCO_wdt rc_core cfg80211 intel_pmc_bxt > > > pcspkr > > > soundcore ctr iTCO_vendor_support mei i2c_algo_bit watchdog drbg > > > ansi_cprng > > > ecdh_generic(+) rfkill ecc pwm_lpss_platform pwm_lpss > > > intel_int0002_vgpio > > > button drm fuse configfs ip_tables x_tables autofs4 ext4 > > > crc32c_generic > > > crc16 mbcache jbd2 sd_mod t10_pi crc_t10dif crct10dif_generic ahci > > > libahci > > > xhci_pci sdhci_pci cqhci crct10dif_pclmul crct10dif_common libata > > > r8169 > > > i2c_i801 crc32_pclmul xhci_hcd realtek mdio_devres crc32c_intel > > > i2c_smbus > > > lpc_ich sdhci libphy scsi_mod usbcore usb_common scsi_common > > > mmc_core fan > > > i2c_hid_acpi i2c_hid video hid > > > Jan 28 19:05:01 kistchen kernel: [ 5.429595] ---[ end trace > > > aea59d2f4abcc392 ]--- > > > Jan 28 19:05:01 kistchen kernel: [ 5.429688] RIP: > > > 0010:kfree+0x61/0x170 > > > Jan 28 19:05:01 kistchen kernel: [ 5.429783] Code: 80 48 01 e8 0f > > > 82 21 > > > 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 > > > 0c 48 > > > c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 > > > 0f 45 c1 > > > 48 8b 48 08 48 8d 51 > > > Jan 28 19:05:01 kistchen kernel: [ 5.429920] RSP: > > > 0018:ffffa54e002b3ce8 > > > EFLAGS: 00010007 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430012] RAX: > > > 00d8e6d895001000 RBX: > > > 0000000000000206 RCX: 0000000000000000 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430107] RDX: > > > 00007425c0000000 RSI: > > > ffffffffc0fd6ea6 RDI: 36415f5f0004000f > > > Jan 28 19:05:01 kistchen kernel: [ 5.430201] RBP: > > > 36415f5f0004000f R08: > > > ffffffffa80427c0 R09: ffffa54e002b3be0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430296] R10: > > > 0000000000000000 R11: > > > 0000000000000000 R12: ffff8bdae10e6ab8 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430392] R13: > > > ffff8bdae10e6800 R14: > > > ffff8bdac256c400 R15: ffff8bdc37cb5905 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430489] FS: > > > 0000000000000000(0000) > > > GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430603] CS: 0010 DS: 0000 > > > ES: 0000 > > > CR0: 0000000080050033 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430700] CR2: > > > 00007f934935c6f4 CR3: > > > 00000001077e2000 CR4: 00000000001006e0 > > > =================================================================== > > > > > > Providing a firmware file (or blacklisting iwlwifi of course) fixes > > > ist. > > > 5.15.16 does not crash. > > > > Can you do 'git bisect' to track down the offending commit? > > > > And does 5.16.y work for you? How about 5.17-rc2? > > > > thanks, > > > > greg k-h > > I tested 5.17-rc2. It also shows the above general protection fault: Great! Please contact the authors of the commit you found, and the wireless developer mailing list and they can work to resolve this. thanks, greg k-h ^ permalink raw reply [flat|nested] 6+ messages in thread
* Fwd: Re: 5.15.17: general protection fault when loading iwlwifi as module and no firmware available 2022-02-02 17:43 ` Greg KH @ 2022-02-03 12:59 ` Wolfgang Walter 0 siblings, 0 replies; 6+ messages in thread From: Wolfgang Walter @ 2022-02-03 12:59 UTC (permalink / raw) To: Johannes Berg; +Cc: linux-kernel, linux-wireless, Luca Coelho Hello, we found a regression in 5.15.17. When iwlwifi is loaded as a moduleand it cannot load a firmware it crashes: =================================================================== Jan 28 19:05:01 kistchen kernel: [ 5.415151] Intel(R) Wireless WiFi driver for Linux Jan 28 19:05:01 kistchen kernel: [ 5.425600] iwlwifi 0000:04:00.0: Direct firmware load for iwlwifi-3160-17.ucode failed with error -2 Jan 28 19:05:01 kistchen kernel: [ 5.425616] iwlwifi 0000:04:00.0: no suitable firmware found! Jan 28 19:05:01 kistchen kernel: [ 5.425704] iwlwifi 0000:04:00.0: iwlwifi-3160-17 is required Jan 28 19:05:01 kistchen kernel: [ 5.425786] iwlwifi 0000:04:00.0: check git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git Jan 28 19:05:01 kistchen kernel: [ 5.426226] general protection fault, probably for non-canonical address 0xd8e6d895001008: 0000 [#1] PREEMPT SMP PTI Jan 28 19:05:01 kistchen kernel: [ 5.426324] CPU: 1 PID: 45 Comm: kworker/1:1 Not tainted 5.15.17-aladebian64.all+1.2 #1 Jan 28 19:05:01 kistchen kernel: [ 5.426411] Hardware name: ZOTAC XXXXXX/XXXXXX, BIOS B301P017 04/06/2016 Jan 28 19:05:01 kistchen kernel: [ 5.426493] Workqueue: events request_firmware_work_func Jan 28 19:05:01 kistchen kernel: [ 5.426587] RIP: 0010:kfree+0x61/0x170 Jan 28 19:05:01 kistchen kernel: [ 5.426670] Code: 80 48 01 e8 0f 82 21 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 48 8b 48 08 48 8d 51 Jan 28 19:05:01 kistchen kernel: [ 5.426772] RSP: 0018:ffffa54e002b3ce8 EFLAGS: 00010007 Jan 28 19:05:01 kistchen kernel: [ 5.426853] RAX: 00d8e6d895001000 RBX: 0000000000000206 RCX: 0000000000000000 Jan 28 19:05:01 kistchen kernel: [ 5.426937] RDX: 00007425c0000000 RSI: ffffffffc0fd6ea6 RDI: 36415f5f0004000f Jan 28 19:05:01 kistchen kernel: [ 5.427019] RBP: 36415f5f0004000f R08: ffffffffa80427c0 R09: ffffa54e002b3be0 Jan 28 19:05:01 kistchen kernel: [ 5.427102] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8bdae10e6ab8 Jan 28 19:05:01 kistchen kernel: [ 5.427184] R13: ffff8bdae10e6800 R14: ffff8bdac256c400 R15: ffff8bdc37cb5905 Jan 28 19:05:01 kistchen kernel: [ 5.427267] FS: 0000000000000000(0000) GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 Jan 28 19:05:01 kistchen kernel: [ 5.427354] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jan 28 19:05:01 kistchen kernel: [ 5.427446] CR2: 00007f934935c6f4 CR3: 00000001077e2000 CR4: 00000000001006e0 Jan 28 19:05:01 kistchen kernel: [ 5.427541] Call Trace: Jan 28 19:05:01 kistchen kernel: [ 5.427630] <TASK> Jan 28 19:05:01 kistchen kernel: [ 5.427727] iwl_dealloc_ucode+0x36/0x110 [iwlwifi] Jan 28 19:05:01 kistchen kernel: [ 5.427873] iwl_req_fw_callback+0x2d1/0x2330 [iwlwifi] Jan 28 19:05:01 kistchen kernel: [ 5.428006] ? ___cache_free+0x31/0x4b0 Jan 28 19:05:01 kistchen kernel: [ 5.428108] ? _request_firmware+0x3ff/0x780 Jan 28 19:05:01 kistchen kernel: [ 5.428205] ? kfree+0xa9/0x170 Jan 28 19:05:01 kistchen kernel: [ 5.428298] ? _request_firmware+0x3ff/0x780 Jan 28 19:05:01 kistchen kernel: [ 5.428391] request_firmware_work_func+0x4d/0x90 Jan 28 19:05:01 kistchen kernel: [ 5.428486] process_one_work+0x1e8/0x3c0 Jan 28 19:05:01 kistchen kernel: [ 5.428581] worker_thread+0x50/0x3b0 Jan 28 19:05:01 kistchen kernel: [ 5.428672] ? process_one_work+0x3c0/0x3c0 Jan 28 19:05:01 kistchen kernel: [ 5.428763] kthread+0x141/0x170 Jan 28 19:05:01 kistchen kernel: [ 5.428856] ? set_kthread_struct+0x40/0x40 Jan 28 19:05:01 kistchen kernel: [ 5.428948] ret_from_fork+0x22/0x30 Jan 28 19:05:01 kistchen kernel: [ 5.429044] </TASK> Jan 28 19:05:01 kistchen kernel: [ 5.429130] Modules linked in: ums_realtek(+) iwlwifi(+) snd_hda_intel uas usb_storage snd_intel_dspcfg sha512_ssse3 ttm snd_intel_sdw_acpi snd_hda_codec snd_hda_core sha512_generic aesni_intel(+) drm_kms_helper snd_hwdep crypto_simd intel_xhci_usb_role_switch cryptd sg roles cec snd_pcm intel_cstate snd_timer mei_txe at24 snd iTCO_wdt rc_core cfg80211 intel_pmc_bxt pcspkr soundcore ctr iTCO_vendor_support mei i2c_algo_bit watchdog drbg ansi_cprng ecdh_generic(+) rfkill ecc pwm_lpss_platform pwm_lpss intel_int0002_vgpio button drm fuse configfs ip_tables x_tables autofs4 ext4 crc32c_generic crc16 mbcache jbd2 sd_mod t10_pi crc_t10dif crct10dif_generic ahci libahci xhci_pci sdhci_pci cqhci crct10dif_pclmul crct10dif_common libata r8169 i2c_i801 crc32_pclmul xhci_hcd realtek mdio_devres crc32c_intel i2c_smbus lpc_ich sdhci libphy scsi_mod usbcore usb_common scsi_common mmc_core fan i2c_hid_acpi i2c_hid video hid Jan 28 19:05:01 kistchen kernel: [ 5.429595] ---[ end trace aea59d2f4abcc392 ]--- Jan 28 19:05:01 kistchen kernel: [ 5.429688] RIP: 0010:kfree+0x61/0x170 Jan 28 19:05:01 kistchen kernel: [ 5.429783] Code: 80 48 01 e8 0f 82 21 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 48 8b 48 08 48 8d 51 Jan 28 19:05:01 kistchen kernel: [ 5.429920] RSP: 0018:ffffa54e002b3ce8 EFLAGS: 00010007 Jan 28 19:05:01 kistchen kernel: [ 5.430012] RAX: 00d8e6d895001000 RBX: 0000000000000206 RCX: 0000000000000000 Jan 28 19:05:01 kistchen kernel: [ 5.430107] RDX: 00007425c0000000 RSI: ffffffffc0fd6ea6 RDI: 36415f5f0004000f Jan 28 19:05:01 kistchen kernel: [ 5.430201] RBP: 36415f5f0004000f R08: ffffffffa80427c0 R09: ffffa54e002b3be0 Jan 28 19:05:01 kistchen kernel: [ 5.430296] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8bdae10e6ab8 Jan 28 19:05:01 kistchen kernel: [ 5.430392] R13: ffff8bdae10e6800 R14: ffff8bdac256c400 R15: ffff8bdc37cb5905 Jan 28 19:05:01 kistchen kernel: [ 5.430489] FS: 0000000000000000(0000) GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 Jan 28 19:05:01 kistchen kernel: [ 5.430603] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Jan 28 19:05:01 kistchen kernel: [ 5.430700] CR2: 00007f934935c6f4 CR3: 00000001077e2000 CR4: 00000000001006e0 =================================================================== Providing a firmware file (or blacklisting iwlwifi of course) fixes ist. 5.15.16 does not crash. I bisected it down to e23f075d77987de4215c8e0696f28bcc707506f7 in stable: e23f075d77987de4215c8e0696f28bcc707506f7 is the first bad commit commit e23f075d77987de4215c8e0696f28bcc707506f7 Author: Johannes Berg <johannes.berg@intel.com> Date: Fri Dec 10 11:12:42 2021 +0200 iwlwifi: fix leaks/bad data after failed firmware load [ Upstream commit ab07506b0454bea606095951e19e72c282bfbb42 ] If firmware load fails after having loaded some parts of the firmware, e.g. the IML image, then this would leak. For the host command list we'd end up running into a WARN on the next attempt to load another firmware image. Fix this by calling iwl_dealloc_ucode() on failures, and make that also clear the data so we start fresh on the next round. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Luca Coelho <luciano.coelho@intel.com> Link: https://lore.kernel.org/r/iwlwifi.20211210110539.1f742f0eb58a.I1315f22f6aa632d94ae2069f85e1bca5e734dce0@changeid Signed-off-by: Luca Coelho <luciano.coelho@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org> drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 8 ++++++++ 1 file changed, 8 insertions(+) I reverted this patch (and also the following one, 58d53fe49a5dfbd9204c6d605bff4c99f7549256, so the blamed patch reverted cleanly) in 5.15.17. The general protection fault then disappeared. I also tested 5.17-rc2. It also shows the above general protection fault: ================================================================================== [ 54.627048] CPU: 2 PID: 61 Comm: kworker/2:1 Not tainted 5.17.0-rc2 #11 [ 54.627120] Hardware name: ZOTAC XXXXXX/XXXXXX, BIOS B301P017 04/06/2016 [ 54.627191] Workqueue: events request_firmware_work_func [ 54.627258] RIP: 0010:kfree+0x61/0x170 [ 54.627305] Code: 80 48 01 e8 0f 82 14 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 81 d2 ee 00 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 5f d2 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 48 8b 10 80 e6 02 0f [ 54.627492] RSP: 0018:ffff97bb80337ce8 EFLAGS: 00010007 [ 54.627549] RAX: 00d8e3f509001000 RBX: 0000000000000206 RCX: ffffdca084258d07 [ 54.627624] RDX: 000075c2c0000000 RSI: ffffffffc12ba0a6 RDI: 36415f5f0004000f [ 54.627698] RBP: 36415f5f0004000f R08: ffffffff96243740 R09: ffff97bb80337bf8 [ 54.627772] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8a3dc3c622b8 [ 54.627846] R13: ffff8a3f37d36900 R14: 0000000000000000 R15: ffff8a3dc3c62000 [ 54.627920] FS: 0000000000000000(0000) GS:ffff8a3f37d00000(0000) knlGS:0000000000000000 [ 54.628004] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.628066] CR2: 00007f202174e6f4 CR3: 00000001b3010000 CR4: 00000000001006e0 [ 54.628141] Call Trace: [ 54.628173] <TASK> [ 54.628207] iwl_dealloc_ucode+0x36/0x110 [iwlwifi] [ 54.628298] iwl_req_fw_callback+0x2b9/0x2420 [iwlwifi] [ 54.628377] ? ___cache_free+0x31/0x4d0 [ 54.628429] ? _request_firmware+0x514/0x760 [ 54.628481] ? kfree+0xa3/0x170 [ 54.628520] ? _request_firmware+0x514/0x760 [ 54.628571] request_firmware_work_func+0x4d/0x90 [ 54.628628] process_one_work+0x1e5/0x3b0 [ 54.628678] ? rescuer_thread+0x370/0x370 [ 54.628724] worker_thread+0x50/0x3a0 [ 54.628768] ? rescuer_thread+0x370/0x370 [ 54.628814] kthread+0xe7/0x110 [ 54.628855] ? kthread_complete_and_exit+0x20/0x20 [ 54.628911] ret_from_fork+0x22/0x30 [ 54.628959] </TASK> [ 54.628987] Modules linked in: iwlwifi cfg80211 snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio intel_rapl_msr intel_rapl_common intel_powerclamp coretemp kvm_intel ums_realtek kvm mei_pxp irqbypass mei_hdcp uas usb_storage intel_xhci_usb_role_switch roles ghash_clmulni_intel hci_uart btusb btqca btrtl btbcm btintel btmtk aesni_intel crypto_simd cryptd snd_hda_intel i915 snd_intel_dspcfg snd_intel_sdw_acpi bluetooth evdev intel_cstate snd_hda_codec at24 snd_hda_core snd_hwdep iTCO_wdt snd_pcm ttm intel_pmc_bxt iTCO_vendor_support pcspkr watchdog drm_kms_helper mei_txe snd_timer snd jitterentropy_rng cec sg rc_core soundcore sha512_ssse3 i2c_algo_bit mei sha512_generic ctr drbg ansi_cprng pwm_lpss_platform pwm_lpss ecdh_generic intel_int0002_vgpio rfkill button ecc drm fuse configfs ip_tables x_tables autofs4 ext4 crc32c_generic crc16 mbcache jbd2 hid_generic usbhid sd_mod t10_pi crc_t10dif crct10dif_generic xhci_pci r8169 xhci_hcd ahci crct10dif_pclmul [ 54.629118] sdhci_pci crct10dif_common libahci realtek crc32_pclmul cqhci crc32c_intel mdio_devres libata sdhci scsi_mod scsi_common usbcore mmc_core usb_common fan libphy i2c_i801 i2c_smbus lpc_ich i2c_hid_acpi i2c_hid video hid [ 54.630194] ---[ end trace 0000000000000000 ]--- [ 54.630246] RIP: 0010:kfree+0x61/0x170 [ 54.630296] Code: 80 48 01 e8 0f 82 14 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 81 d2 ee 00 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 5f d2 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 0f 45 c1 48 8b 10 80 e6 02 0f [ 54.630484] RSP: 0018:ffff97bb80337ce8 EFLAGS: 00010007 [ 54.630542] RAX: 00d8e3f509001000 RBX: 0000000000000206 RCX: ffffdca084258d07 [ 54.630616] RDX: 000075c2c0000000 RSI: ffffffffc12ba0a6 RDI: 36415f5f0004000f [ 54.630690] RBP: 36415f5f0004000f R08: ffffffff96243740 R09: ffff97bb80337bf8 [ 54.630765] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8a3dc3c622b8 [ 54.630839] R13: ffff8a3f37d36900 R14: 0000000000000000 R15: ffff8a3dc3c62000 [ 54.630914] FS: 0000000000000000(0000) GS:ffff8a3f37d00000(0000) knlGS:0000000000000000 [ 54.630999] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.631059] CR2: 00007f202174e6f4 CR3: 00000001b3010000 CR4: 00000000001006e0 ================================================================================== -------- Originalnachricht -------- Betreff: Re: 5.15.17: general protection fault when loading iwlwifi as module and no firmware available Datum: 2022-02-02 18:43 Von: Greg KH <gregkh@linuxfoundation.org> An: Wolfgang Walter <linux@stwm.de> Kopie: stable@vger.kernel.org On Wed, Feb 02, 2022 at 03:44:48PM +0100, Wolfgang Walter wrote: > Am 2022-02-01 16:46, schrieb Greg KH: > > On Tue, Feb 01, 2022 at 04:31:29PM +0100, Wolfgang Walter wrote: > > > Hello, > > > > > > we found a regression in 5.15.17. When iwlwifi is loaded as a module > > > and it > > > cannot load a firmware it crashes: > > > > > > =================================================================== > > > Jan 28 19:05:01 kistchen kernel: [ 5.415151] Intel(R) Wireless WiFi > > > driver for Linux > > > Jan 28 19:05:01 kistchen kernel: [ 5.425600] iwlwifi > > > 0000:04:00.0: Direct > > > firmware load for iwlwifi-3160-17.ucode failed with error -2 > > > Jan 28 19:05:01 kistchen kernel: [ 5.425616] iwlwifi > > > 0000:04:00.0: no > > > suitable firmware found! > > > Jan 28 19:05:01 kistchen kernel: [ 5.425704] iwlwifi 0000:04:00.0: > > > iwlwifi-3160-17 is required > > > Jan 28 19:05:01 kistchen kernel: [ 5.425786] iwlwifi > > > 0000:04:00.0: check > > > git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git > > > Jan 28 19:05:01 kistchen kernel: [ 5.426226] general protection > > > fault, > > > probably for non-canonical address 0xd8e6d895001008: 0000 [#1] > > > PREEMPT SMP > > > PTI > > > Jan 28 19:05:01 kistchen kernel: [ 5.426324] CPU: 1 PID: 45 Comm: > > > kworker/1:1 Not tainted 5.15.17-aladebian64.all+1.2 #1 > > > Jan 28 19:05:01 kistchen kernel: [ 5.426411] Hardware name: ZOTAC > > > XXXXXX/XXXXXX, BIOS B301P017 04/06/2016 > > > Jan 28 19:05:01 kistchen kernel: [ 5.426493] Workqueue: events > > > request_firmware_work_func > > > Jan 28 19:05:01 kistchen kernel: [ 5.426587] RIP: > > > 0010:kfree+0x61/0x170 > > > Jan 28 19:05:01 kistchen kernel: [ 5.426670] Code: 80 48 01 e8 0f > > > 82 21 > > > 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 > > > 0c 48 > > > c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 > > > 0f 45 c1 > > > 48 8b 48 08 48 8d 51 > > > Jan 28 19:05:01 kistchen kernel: [ 5.426772] RSP: > > > 0018:ffffa54e002b3ce8 > > > EFLAGS: 00010007 > > > Jan 28 19:05:01 kistchen kernel: [ 5.426853] RAX: > > > 00d8e6d895001000 RBX: > > > 0000000000000206 RCX: 0000000000000000 > > > Jan 28 19:05:01 kistchen kernel: [ 5.426937] RDX: > > > 00007425c0000000 RSI: > > > ffffffffc0fd6ea6 RDI: 36415f5f0004000f > > > Jan 28 19:05:01 kistchen kernel: [ 5.427019] RBP: > > > 36415f5f0004000f R08: > > > ffffffffa80427c0 R09: ffffa54e002b3be0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.427102] R10: > > > 0000000000000000 R11: > > > 0000000000000000 R12: ffff8bdae10e6ab8 > > > Jan 28 19:05:01 kistchen kernel: [ 5.427184] R13: > > > ffff8bdae10e6800 R14: > > > ffff8bdac256c400 R15: ffff8bdc37cb5905 > > > Jan 28 19:05:01 kistchen kernel: [ 5.427267] FS: > > > 0000000000000000(0000) > > > GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 > > > Jan 28 19:05:01 kistchen kernel: [ 5.427354] CS: 0010 DS: 0000 > > > ES: 0000 > > > CR0: 0000000080050033 > > > Jan 28 19:05:01 kistchen kernel: [ 5.427446] CR2: > > > 00007f934935c6f4 CR3: > > > 00000001077e2000 CR4: 00000000001006e0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.427541] Call Trace: > > > Jan 28 19:05:01 kistchen kernel: [ 5.427630] <TASK> > > > Jan 28 19:05:01 kistchen kernel: [ 5.427727] > > > iwl_dealloc_ucode+0x36/0x110 [iwlwifi] > > > Jan 28 19:05:01 kistchen kernel: [ 5.427873] > > > iwl_req_fw_callback+0x2d1/0x2330 [iwlwifi] > > > Jan 28 19:05:01 kistchen kernel: [ 5.428006] ? > > > ___cache_free+0x31/0x4b0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428108] ? > > > _request_firmware+0x3ff/0x780 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428205] ? kfree+0xa9/0x170 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428298] ? > > > _request_firmware+0x3ff/0x780 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428391] > > > request_firmware_work_func+0x4d/0x90 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428486] > > > process_one_work+0x1e8/0x3c0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428581] > > > worker_thread+0x50/0x3b0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428672] ? > > > process_one_work+0x3c0/0x3c0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428763] kthread+0x141/0x170 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428856] ? > > > set_kthread_struct+0x40/0x40 > > > Jan 28 19:05:01 kistchen kernel: [ 5.428948] > > > ret_from_fork+0x22/0x30 > > > Jan 28 19:05:01 kistchen kernel: [ 5.429044] </TASK> > > > Jan 28 19:05:01 kistchen kernel: [ 5.429130] Modules linked in: > > > ums_realtek(+) iwlwifi(+) snd_hda_intel uas usb_storage > > > snd_intel_dspcfg > > > sha512_ssse3 ttm snd_intel_sdw_acpi snd_hda_codec snd_hda_core > > > sha512_generic aesni_intel(+) drm_kms_helper snd_hwdep crypto_simd > > > intel_xhci_usb_role_switch cryptd sg roles cec snd_pcm intel_cstate > > > snd_timer mei_txe at24 snd iTCO_wdt rc_core cfg80211 intel_pmc_bxt > > > pcspkr > > > soundcore ctr iTCO_vendor_support mei i2c_algo_bit watchdog drbg > > > ansi_cprng > > > ecdh_generic(+) rfkill ecc pwm_lpss_platform pwm_lpss > > > intel_int0002_vgpio > > > button drm fuse configfs ip_tables x_tables autofs4 ext4 > > > crc32c_generic > > > crc16 mbcache jbd2 sd_mod t10_pi crc_t10dif crct10dif_generic ahci > > > libahci > > > xhci_pci sdhci_pci cqhci crct10dif_pclmul crct10dif_common libata > > > r8169 > > > i2c_i801 crc32_pclmul xhci_hcd realtek mdio_devres crc32c_intel > > > i2c_smbus > > > lpc_ich sdhci libphy scsi_mod usbcore usb_common scsi_common > > > mmc_core fan > > > i2c_hid_acpi i2c_hid video hid > > > Jan 28 19:05:01 kistchen kernel: [ 5.429595] ---[ end trace > > > aea59d2f4abcc392 ]--- > > > Jan 28 19:05:01 kistchen kernel: [ 5.429688] RIP: > > > 0010:kfree+0x61/0x170 > > > Jan 28 19:05:01 kistchen kernel: [ 5.429783] Code: 80 48 01 e8 0f > > > 82 21 > > > 01 00 00 48 c7 c2 00 00 00 80 48 2b 15 01 f8 ee 00 48 01 d0 48 c1 e8 > > > 0c 48 > > > c1 e0 06 48 03 05 df f7 ee 00 <48> 8b 50 08 48 8d 4a ff 83 e2 01 48 > > > 0f 45 c1 > > > 48 8b 48 08 48 8d 51 > > > Jan 28 19:05:01 kistchen kernel: [ 5.429920] RSP: > > > 0018:ffffa54e002b3ce8 > > > EFLAGS: 00010007 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430012] RAX: > > > 00d8e6d895001000 RBX: > > > 0000000000000206 RCX: 0000000000000000 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430107] RDX: > > > 00007425c0000000 RSI: > > > ffffffffc0fd6ea6 RDI: 36415f5f0004000f > > > Jan 28 19:05:01 kistchen kernel: [ 5.430201] RBP: > > > 36415f5f0004000f R08: > > > ffffffffa80427c0 R09: ffffa54e002b3be0 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430296] R10: > > > 0000000000000000 R11: > > > 0000000000000000 R12: ffff8bdae10e6ab8 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430392] R13: > > > ffff8bdae10e6800 R14: > > > ffff8bdac256c400 R15: ffff8bdc37cb5905 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430489] FS: > > > 0000000000000000(0000) > > > GS:ffff8bdc37c80000(0000) knlGS:0000000000000000 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430603] CS: 0010 DS: 0000 > > > ES: 0000 > > > CR0: 0000000080050033 > > > Jan 28 19:05:01 kistchen kernel: [ 5.430700] CR2: > > > 00007f934935c6f4 CR3: > > > 00000001077e2000 CR4: 00000000001006e0 > > > =================================================================== > > > > > > Providing a firmware file (or blacklisting iwlwifi of course) fixes > > > ist. > > > 5.15.16 does not crash. > > > > Can you do 'git bisect' to track down the offending commit? > > > > And does 5.16.y work for you? How about 5.17-rc2? > > > > thanks, > > > > greg k-h > > I tested 5.17-rc2. It also shows the above general protection fault: Great! Please contact the authors of the commit you found, and the wireless developer mailing list and they can work to resolve this. thanks, greg k-h Regards, -- Wolfgang Walter Studentenwerk München Anstalt des öffentlichen Rechts ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2022-02-03 12:58 UTC | newest] Thread overview: 6+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2022-02-01 15:31 5.15.17: general protection fault when loading iwlwifi as module and no firmware available Wolfgang Walter 2022-02-01 15:46 ` Greg KH 2022-02-01 21:25 ` Wolfgang Walter 2022-02-02 14:44 ` Wolfgang Walter 2022-02-02 17:43 ` Greg KH 2022-02-03 12:59 ` Fwd: " Wolfgang Walter
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