I've got another of these: Nov 8 11:13:52 dsdk8y2u kernel: [435899.335507] ------------[ cut here ]------------ Nov 8 11:13:52 dsdk8y2u kernel: [435899.335509] WARNING: CPU: 2 PID: 218227 at fs/smb/client/connect.c:1979 __cifs_put_smb_ses+0x3dd/0x4d0 [cifs] Nov 8 11:13:52 dsdk8y2u kernel: [435899.335563] Modules linked in: nls_utf8 cifs cifs_arc4 cifs_md4 fscache netfs snd_usb_audio snd_usbmidi_lib st ccm rfcomm xt_conntrack nft_chain_nat xt_MASQUERADE nf_nat nf_conntrack_netlink nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xfrm_user xfrm_algo xt_addrtype nft_compat nf_tables nfnetlink br_netfilter bridge stp llc cmac algif_hash algif_skcipher af_alg snd_hda_codec_hdmi overlay bnep zram snd_sof_pci_intel_cnl snd_sof_intel_hda_com mon soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_hdac_hda snd_hda_ext_core snd_soc_acpi_intel_match snd_soc_acpi soundwire_bus snd_soc_core snd _compress ac97_bus snd_ctl_led snd_pcm_dmaengine snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec binfmt_misc snd_hda_core snd_hwdep intel_tcc_cooling snd_pcm mei_hdcp mei_pxp x86_p kg_temp_thermal intel_powerclamp dell_rbtn intel_rapl_msr snd_seq_midi Nov 8 11:13:52 dsdk8y2u kernel: [435899.335604] coretemp snd_seq_midi_event dell_laptop nls_iso8859_1 kvm_intel dell_smm_hwmon snd_rawmidi dell_wmi kvm snd_seq irqbypass snd_seq_device rapl dell_smbios iwlmvm dcdbas intel_cstate typec_dis playport ledtrig_audio dell_wmi_sysman serio_raw dell_wmi_descriptor mac80211 firmware_attributes_class wmi_bmof libarc4 uvcvideo snd_timer videobuf2_vmalloc videobuf2_memops btusb videobuf2_v4l2 btrtl intel_wmi_thunderbolt snd btbcm btinte l btmtk soundcore videodev iwlwifi bluetooth videobuf2_common input_leds joydev ecdh_generic hid_multitouch mc cfg80211 ecc mei_me mei processor_thermal_device_pci_legacy processor_thermal_device hid_sensor_als hid_sensor_incl_3d hid_sensor _accel_3d hid_sensor_rotation hid_sensor_gyro_3d hid_sensor_magn_3d hid_sensor_custom_intel_hinge hid_sensor_prox processor_thermal_rfim hid_sensor_trigger processor_thermal_mbox industrialio_triggered_buffer processor_thermal_rapl kfifo_bu f intel_rapl_common hid_sensor_iio_common industrialio intel_soc_dts_iosf Nov 8 11:13:52 dsdk8y2u kernel: [435899.335642] intel_pch_thermal int3403_thermal mac_hid intel_hid int3400_thermal int340x_thermal_zone sparse_keymap acpi_thermal_rel soc_button_array acpi_pad sch_fq_codel msr parport_pc ppdev lp efi_pst ore parport ip_tables x_tables autofs4 btrfs blake2b_generic xor raid6_pq libcrc32c dm_crypt r8153_ecm cdc_ether usbnet hid_sensor_custom hid_sensor_hub intel_ishtp_hid r8152 mii i915 drm_buddy i2c_algo_bit ttm drm_display_helper crct10dif_ pclmul cec wacom crc32_pclmul usbhid rc_core polyval_clmulni hid_generic polyval_generic drm_kms_helper nvme ghash_clmulni_intel sha512_ssse3 syscopyarea rtsx_pci_sdmmc sysfillrect intel_lpss_pci ucsi_acpi aesni_intel i2c_i801 sysimgb lt thunderbolt intel_lpss crypto_simd i2c_hid_acpi psmouse i2c_hid i2c_smbus cryptd nvme_core typec_ucsi drm intel_ish_ipc nvme_common idma64 xhci_pci xhci_pci_renesas rtsx_pci typec hid intel_ishtp video pinctrl_cannonlake wmi z3fold zstd Nov 8 11:13:52 dsdk8y2u kernel: [435899.335687] CPU: 2 PID: 218227 Comm: kworker/2:0 Tainted: G W 6.2.0-36-generic #37~22.04.1-Ubuntu Nov 8 11:13:52 dsdk8y2u kernel: [435899.335689] Hardware name: Dell Inc. Latitude 7400 2-in-1/0HCNR3, BIOS 1.8.0 06/16/2020 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335691] Workqueue: events delayed_mntput Nov 8 11:13:52 dsdk8y2u kernel: [435899.335695] RIP: 0010:__cifs_put_smb_ses+0x3dd/0x4d0 [cifs] Nov 8 11:13:52 dsdk8y2u kernel: [435899.335736] Code: e8 48 c7 c1 70 42 0a c2 48 c7 c2 0a f5 0c c2 41 89 c1 48 c7 c6 78 8f 0b c2 48 c7 c7 d0 67 11 c2 e8 e8 b2 63 df e9 21 ff ff ff <0f> 0b e9 a6 fc ff ff 49 8d 5e 20 48 89 df e8 40 55 e8 df 48 c7 c6 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335737] RSP: 0018:ffffbb0483557d00 EFLAGS: 00010286 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335739] RAX: 00000000ffffffff RBX: ffff91bc54422ee8 RCX: 0000000000000000 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335740] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335741] RBP: ffffbb0483557d30 R08: 0000000000000000 R09: 0000000000000000 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335742] R10: 0000000000000000 R11: 0000000000000000 R12: ffff91bf29020800 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335743] R13: ffff91bf29020838 R14: 0000000000000000 R15: ffff91bf29020800 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335744] FS: 0000000000000000(0000) GS:ffff91bfdc500000(0000) knlGS:0000000000000000 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335745] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335746] CR2: 00007f20280014fc CR3: 0000000196d0e006 CR4: 00000000003706e0 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335748] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335749] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335750] Call Trace: Nov 8 11:13:52 dsdk8y2u kernel: [435899.335751] <TASK> Nov 8 11:13:52 dsdk8y2u kernel: [435899.335753] ? show_regs+0x72/0x90 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335756] ? __cifs_put_smb_ses+0x3dd/0x4d0 [cifs] Nov 8 11:13:52 dsdk8y2u kernel: [435899.335796] ? __warn+0x8d/0x160 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335799] ? __cifs_put_smb_ses+0x3dd/0x4d0 [cifs] Nov 8 11:13:52 dsdk8y2u kernel: [435899.335840] ? report_bug+0x1bb/0x1d0 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335844] ? handle_bug+0x46/0x90 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335846] ? exc_invalid_op+0x19/0x80 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335848] ? asm_exc_invalid_op+0x1b/0x20 Nov 8 11:13:52 dsdk8y2u kernel: [435899.335851] ? __cifs_put_smb_ses+0x3dd/0x4d0 [cifs] Nov 8 11:13:52 dsdk8y2u kernel: [435899.335891] tconInfoFree+0x9b/0x110 [cifs] Nov 8 11:13:52 dsdk8y2u kernel: [435899.335936] cifs_put_tcon.part.0+0x109/0x2d0 [cifs] Nov 8 11:13:52 dsdk8y2u kernel: [435899.335976] cifs_put_tlink+0x4a/0x90 [cifs] Nov 8 11:13:52 dsdk8y2u kernel: [435899.336015] cifs_umount+0x59/0xb0 [cifs] Nov 8 11:13:52 dsdk8y2u kernel: [435899.336055] cifs_kill_sb+0x50/0x60 [cifs] Nov 8 11:13:52 dsdk8y2u kernel: [435899.336094] deactivate_locked_super+0x32/0xb0 Nov 8 11:13:52 dsdk8y2u kernel: [435899.336097] deactivate_super+0x4a/0x60 Nov 8 11:13:52 dsdk8y2u kernel: [435899.336099] cleanup_mnt+0x105/0x170 Nov 8 11:13:52 dsdk8y2u kernel: [435899.336102] delayed_mntput+0x2c/0x50 Nov 8 11:13:52 dsdk8y2u kernel: [435899.336103] process_one_work+0x21c/0x440 Nov 8 11:13:52 dsdk8y2u kernel: [435899.336106] worker_thread+0x50/0x3f0 Nov 8 11:13:52 dsdk8y2u kernel: [435899.336108] ? __pfx_worker_thread+0x10/0x10 Nov 8 11:13:52 dsdk8y2u kernel: [435899.336110] kthread+0xeb/0x120 Nov 8 11:13:52 dsdk8y2u kernel: [435899.336112] ? __pfx_kthread+0x10/0x10 Nov 8 11:13:52 dsdk8y2u kernel: [435899.336115] ret_from_fork+0x29/0x50 Nov 8 11:13:52 dsdk8y2u kernel: [435899.336117] </TASK> Nov 8 11:13:52 dsdk8y2u kernel: [435899.336118] ---[ end trace 0000000000000000 ]---
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-signed-hwe-6.2 in Ubuntu. https://bugs.launchpad.net/bugs/2039755 Title: lernel crashes in CIFS code Status in linux-signed-hwe-6.2 package in Ubuntu: Confirmed Bug description: I've had several crashes like this on 2 different systems mounting the same SMB server. Oct 19 13:25:47 1y51573u kernel: [ 1103.030468] ------------[ cut here ]------------ Oct 19 13:25:47 1y51573u kernel: [ 1103.030477] WARNING: CPU: 2 PID: 5411 at fs/cifs/connect.c:1979 __cifs_put_smb_ses+0x3dd/0x4d0 [cifs] Oct 19 13:25:47 1y51573u kernel: [ 1103.030684] Modules linked in: nls_utf8 cifs cifs_arc4 cifs_md4 fscache netfs ccm xt_conntrack nft_chain_nat xt_MASQUERADE nf_nat nf_conntrack_netlink nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xfrm_u ser xfrm_algo xt_addrtype nft_compat nf_tables nfnetlink br_netfilter bridge stp llc rfcomm cmac algif_hash algif_skcipher af_alg bnep snd_hda_codec_hdmi overlay zram snd_sof_pci_intel_cnl snd_sof_intel_hda_common soundwire_intel soundw ire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_hdac_hda snd_hda_ext_core snd_soc_acpi_intel_match snd_soc_acpi soundwire_bus mei_pxp mei_hdcp snd_soc_core snd_ctl_ led snd_compress intel_tcc_cooling ac97_bus snd_hda_codec_realtek snd_pcm_dmaengine snd_hda_codec_generic x86_pkg_temp_thermal intel_rapl_msr binfmt_misc intel_powerclamp joydev coretemp snd_hda_intel dell_rbtn snd_intel_dspcfg snd_inte l_sdw_acpi kvm_intel snd_hda_codec snd_hda_core snd_hwdep dell_laptop dell_smm_hwmon Oct 19 13:25:47 1y51573u kernel: [ 1103.030844] nls_iso8859_1 kvm snd_pcm irqbypass snd_seq_midi rapl snd_seq_midi_event intel_cstate dell_wmi snd_rawmidi serio_raw uvcvideo typec_displayport dell_wmi_sysman dell_smbios snd_seq iwlmvm btusb dcdbas btrtl snd_seq_device firmware_attributes_class ledtrig_audio dell_wmi_descriptor videobuf2_vmalloc wmi_bmof intel_wmi_thunderbolt btbcm mac80211 snd_timer videobuf2_memops cmdlinepart videobuf2_v4l2 btintel spi_nor snd btmt k mtd libarc4 soundcore videodev bluetooth processor_thermal_device_pci_legacy hid_sensor_custom_intel_hinge hid_sensor_als input_leds hid_sensor_gyro_3d videobuf2_common hid_multitouch processor_thermal_device iwlwifi hid_sensor_trigge r mc ecdh_generic processor_thermal_rfim industrialio_triggered_buffer processor_thermal_mbox kfifo_buf mei_me ecc hid_sensor_iio_common cfg80211 processor_thermal_rapl mei industrialio intel_rapl_common intel_soc_dts_iosf intel_pch_the rmal int3403_thermal int340x_thermal_zone mac_hid int3400_thermal intel_hid sparse_keymap Oct 19 13:25:47 1y51573u kernel: [ 1103.030992] soc_button_array acpi_thermal_rel acpi_pad sch_fq_codel msr parport_pc ppdev lp parport efi_pstore ip_tables x_tables autofs4 btrfs blake2b_generic xor raid6_pq libcrc32c r8153_ecm cdc_et her usbnet r8152 dm_crypt mii usbhid hid_sensor_custom hid_sensor_hub intel_ishtp_hid i915 drm_buddy i2c_algo_bit hid_generic ttm crct10dif_pclmul drm_display_helper crc32_pclmul cec polyval_clmulni rc_core polyval_generic ghash_clmulni _intel drm_kms_helper sha512_ssse3 syscopyarea aesni_intel sysfillrect rtsx_pci_sdmmc nvme sysimgblt intel_lpss_pci spi_intel_pc i i2c_i801 ucsi_acpi intel_lpss crypto_simd nvme_core i2c_smbus xhci_pci typec_ucsi spi_intel drm intel_ish_ipc psmouse thunderbolt nvme_common i2c_hid_acpi rtsx_pci xhci_pci_renesas idma64 cryptd typec intel_ishtp i2c_hid hid video wmi pinctrl_cannonlake z3fold zstd Oct 19 13:25:47 1y51573u kernel: [ 1103.031153] CPU: 2 PID: 5411 Comm: kworker/2:1 Not tainted 6.2.0-34-generic #34~22.04.1-Ubuntu Oct 19 13:25:47 1y51573u kernel: [ 1103.031162] Hardware name: Dell Inc. Latitude 7410/0M5G57, BIOS 1.24.0 07/06/2023 Oct 19 13:25:47 1y51573u kernel: [ 1103.031167] Workqueue: events delayed_mntput Oct 19 13:25:47 1y51573u kernel: [ 1103.031180] RIP: 0010:__cifs_put_smb_ses+0x3dd/0x4d0 [cifs] Oct 19 13:25:47 1y51573u kernel: [ 1103.031364] Code: e8 48 c7 c1 70 32 fe c1 48 c7 c2 30 e4 00 c2 41 89 c1 48 c7 c6 68 7f ff c1 48 c7 c7 d0 47 05 c2 e8 a8 b5 4f de e9 21 ff ff ff <0f> 0b e9 a6 fc ff ff 49 8d 5e 20 48 89 df e8 00 47 d4 de 48 c7 c6 Oct 19 13:25:47 1y51573u kernel: [ 1103.031371] RSP: 0018:ffffb01c50b9bd38 EFLAGS: 00010286 Oct 19 13:25:47 1y51573u kernel: [ 1103.031378] RAX: 00000000ffffffff RBX: ffff9d72da1353c0 RCX: 0000000000000000 Oct 19 13:25:47 1y51573u kernel: [ 1103.031383] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 Oct 19 13:25:47 1y51573u kernel: [ 1103.031387] RBP: ffffb01c50b9bd68 R08: 0000000000000000 R09: 0000000000000000 Oct 19 13:25:47 1y51573u kernel: [ 1103.031391] R10: 0000000000000000 R11: 0000000000000000 R12: ffff9d72ca687800 Oct 19 13:25:47 1y51573u kernel: [ 1103.031395] R13: ffff9d72ca687838 R14: 0000000000000000 R15: ffff9d764d7319c0 Oct 19 13:25:47 1y51573u kernel: [ 1103.031400] FS: 0000000000000000(0000) GS:ffff9d764d700000(0000) knlGS:0000000000000000 Oct 19 13:25:47 1y51573u kernel: [ 1103.031405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Oct 19 13:25:47 1y51573u kernel: [ 1103.031411] CR2: 00007f8ecb8df370 CR3: 0000000395e10006 CR4: 00000000003706e0 Oct 19 13:25:47 1y51573u kernel: [ 1103.031416] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Oct 19 13:25:47 1y51573u kernel: [ 1103.031420] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Oct 19 13:25:47 1y51573u kernel: [ 1103.031424] Call Trace: Oct 19 13:25:47 1y51573u kernel: [ 1103.031428] <TASK> Oct 19 13:25:47 1y51573u kernel: [ 1103.031436] ? show_regs+0x72/0x90 Oct 19 13:25:47 1y51573u kernel: [ 1103.031448] ? __cifs_put_smb_ses+0x3dd/0x4d0 [cifs] Oct 19 13:25:47 1y51573u kernel: [ 1103.031629] ? __warn+0x8d/0x160 Oct 19 13:25:47 1y51573u kernel: [ 1103.031641] ? __cifs_put_smb_ses+0x3dd/0x4d0 [cifs] Oct 19 13:25:47 1y51573u kernel: [ 1103.031824] ? report_bug+0x1bb/0x1d0 Oct 19 13:25:47 1y51573u kernel: [ 1103.031834] ? handle_bug+0x46/0x90 Oct 19 13:25:47 1y51573u kernel: [ 1103.031847] ? exc_invalid_op+0x19/0x80 Oct 19 13:25:47 1y51573u kernel: [ 1103.031858] ? asm_exc_invalid_op+0x1b/0x20 Oct 19 13:25:47 1y51573u kernel: [ 1103.031871] ? __cifs_put_smb_ses+0x3dd/0x4d0 [cifs] Oct 19 13:25:47 1y51573u kernel: [ 1103.032050] ? __cifs_put_smb_ses+0x7d/0x4d0 [cifs] Oct 19 13:25:47 1y51573u kernel: [ 1103.032227] ? tconInfoFree+0xb9/0x110 [cifs] Oct 19 13:25:47 1y51573u kernel: [ 1103.032430] cifs_put_tcon.part.0+0x125/0x2d0 [cifs] Oct 19 13:25:47 1y51573u kernel: [ 1103.032611] cifs_put_tlink+0x4a/0x90 [cifs] Oct 19 13:25:47 1y51573u kernel: [ 1103.032831] cifs_umount+0x59/0xb0 [cifs] Oct 19 13:25:49 1y51573u kernel: [ 1103.033015] cifs_kill_sb+0x50/0x60 [cifs] Oct 19 13:25:49 1y51573u kernel: [ 1103.033191] deactivate_locked_super+0x32/0xb0 Oct 19 13:25:49 1y51573u kernel: [ 1103.033204] deactivate_super+0x4a/0x60 Oct 19 13:25:49 1y51573u kernel: [ 1103.033214] cleanup_mnt+0x105/0x170 Oct 19 13:25:49 1y51573u kernel: [ 1103.033223] delayed_mntput+0x2c/0x50 Oct 19 13:25:49 1y51573u kernel: [ 1103.033231] process_one_work+0x21c/0x440 Oct 19 13:25:49 1y51573u kernel: [ 1103.033242] worker_thread+0x50/0x3f0 Oct 19 13:25:49 1y51573u kernel: [ 1103.033251] ? __pfx_worker_thread+0x10/0x10 Oct 19 13:25:49 1y51573u kernel: [ 1103.033259] kthread+0xeb/0x120 Oct 19 13:25:49 1y51573u kernel: [ 1103.033270] ? __pfx_kthread+0x10/0x10 Oct 19 13:25:49 1y51573u kernel: [ 1103.033280] ret_from_fork+0x29/0x50 Oct 19 13:25:49 1y51573u kernel: [ 1103.033292] </TASK> Oct 19 13:25:49 1y51573u kernel: [ 1103.033295] ---[ end trace 0000000000000000 ]--- ProblemType: Bug DistroRelease: Ubuntu 22.04 Package: linux-image-6.2.0-34-generic 6.2.0-34.34~22.04.1 ProcVersionSignature: Ubuntu 6.2.0-34.34~22.04.1-generic 6.2.16 Uname: Linux 6.2.0-34-generic x86_64 ApportVersion: 2.20.11-0ubuntu82.5 Architecture: amd64 CasperMD5CheckResult: pass CurrentDesktop: KDE Date: Thu Oct 19 13:45:46 2023 InstallationDate: Installed on 2023-04-14 (187 days ago) InstallationMedia: Ubuntu 22.04.2 LTS "Jammy Jellyfish" - Release amd64 (20230223) SourcePackage: linux-signed-hwe-6.2 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe-6.2/+bug/2039755/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp