[Kernel-packages] [Bug 2012661] Re: kernel BUG at lib/assoc_array.c:652!
Still seeing this with 5.15.0-72-generic -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2012661 Title: kernel BUG at lib/assoc_array.c:652! Status in linux package in Ubuntu: Confirmed Bug description: I am seeing this in Ubuntu 22.04 with kernel 5.15.0-67.74: Mar 23 12:38:32 box kernel: [13399.080589] [ cut here ] Mar 23 12:38:32 box kernel: [13399.080596] kernel BUG at lib/assoc_array.c:652! Mar 23 12:38:32 box kernel: [13399.082833] invalid opcode: [#1] SMP PTI Mar 23 12:38:32 box kernel: [13399.084912] CPU: 27 PID: 3746279 Comm: kworker/27:3 Tainted: G OE 5.15.0-67-generic #74-Ubuntu Mar 23 12:38:32 box kernel: [13399.087091] Hardware name: HP ProLiant DL380 Gen9/ProLiant DL380 Gen9, BIOS P89 07/18/2022 Mar 23 12:38:32 box kernel: [13399.089195] Workqueue: cifsiod cifs_resolve_server [cifs] Mar 23 12:38:32 box kernel: [13399.091379] RIP: 0010:assoc_array_insert_into_terminal_node.isra.0+0x806/0xc20 Mar 23 12:38:32 box kernel: [13399.093480] Code: 4c 63 e2 44 8d 6a 01 49 83 fc 10 0f 87 d7 01 00 00 4c 8b 4d b8 44 89 ea 4b 8d 4c e1 10 e9 a7 fc ff ff 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 0f 0b 48 c7 c7 e0 cf 4b 9c e8 ba 37 03 00 e9 53 f8 ff ff 0f Mar 23 12:38:32 box kernel: [13399.097735] RSP: 0018:c08e7a66fa20 EFLAGS: 00010286 Mar 23 12:38:32 box kernel: [13399.099790] RAX: 0002 RBX: RCX: 0001 Mar 23 12:38:32 box kernel: [13399.101871] RDX: 9d2275968000 RSI: 000f RDI: 0001 Mar 23 12:38:32 box kernel: [13399.103963] RBP: c08e7a66faa0 R08: 9d31e7cbda00 R09: 9d2275969b00 Mar 23 12:38:32 box kernel: [13399.106111] R10: 9cb6cfc93800 R11: 000c R12: 0001 Mar 23 12:38:32 box kernel: [13399.108209] R13: 000f R14: R15: 9d2275969b00 Mar 23 12:38:32 box kernel: [13399.110292] FS: () GS:9d14bfc4() knlGS: Mar 23 12:38:32 box kernel: [13399.112355] CS: 0010 DS: ES: CR0: 80050033 Mar 23 12:38:32 box kernel: [13399.114411] CR2: 7f3a9b9e4a58 CR3: 0012c8810005 CR4: 001706e0 Mar 23 12:38:32 box kernel: [13399.116461] Call Trace: Mar 23 12:38:32 box kernel: [13399.118452] Mar 23 12:38:32 box kernel: [13399.120455] assoc_array_insert+0x153/0x170 Mar 23 12:38:32 box kernel: [13399.122422] ? _raw_spin_lock+0x22/0x30 Mar 23 12:38:32 box kernel: [13399.124357] ? key_alloc+0x2e6/0x550 Mar 23 12:38:32 box kernel: [13399.126273] __key_link_begin+0x4c/0xb0 Mar 23 12:38:32 box kernel: [13399.128153] construct_alloc_key+0xdb/0x270 Mar 23 12:38:32 box kernel: [13399.130032] request_key_and_link+0x22c/0x320 Mar 23 12:38:32 box kernel: [13399.131867] ? dns_resolver_read+0x30/0x30 Mar 23 12:38:32 box kernel: [13399.133689] ? key_default_cmp+0x30/0x30 Mar 23 12:38:32 box kernel: [13399.135469] request_key_tag+0x49/0x90 Mar 23 12:38:32 box kernel: [13399.137241] dns_query+0x13d/0x250 Mar 23 12:38:32 box kernel: [13399.138989] dns_resolve_server_name_to_ip+0xb7/0x310 [cifs] Mar 23 12:38:32 box kernel: [13399.141130] ? scnprintf+0x4d/0x90 Mar 23 12:38:32 box kernel: [13399.142866] reconn_set_ipaddr_from_hostname+0x86/0x2b0 [cifs] Mar 23 12:38:32 box kernel: [13399.144654] ? finish_task_switch.isra.0+0x7e/0x280 Mar 23 12:38:32 box kernel: [13399.146412] cifs_resolve_server+0x2c/0x90 [cifs] Mar 23 12:38:32 box kernel: [13399.148176] process_one_work+0x22b/0x3d0 Mar 23 12:38:32 box kernel: [13399.149845] worker_thread+0x53/0x420 Mar 23 12:38:32 box kernel: [13399.151459] ? process_one_work+0x3d0/0x3d0 Mar 23 12:38:32 box kernel: [13399.153061] kthread+0x12a/0x150 Mar 23 12:38:32 box kernel: [13399.154631] ? set_kthread_struct+0x50/0x50 Mar 23 12:38:32 box kernel: [13399.156181] ret_from_fork+0x22/0x30 Mar 23 12:38:32 box kernel: [13399.157716] Mar 23 12:38:32 box kernel: [13399.159565] Modules linked in: xt_REDIRECT xt_state ip_vs_rr xt_ipvs ip_vs vxlan ip6_udp_tunnel udp_tunnel xt_policy xt_mark xt_u32 veth xt_nat xt_tcpudp xt_conntrack nft_chain_nat xt_MASQUERADE nf_nat nf_conntrack_netlink nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xfrm_user xfrm_algo nft_counter xt_addrtype nft_compat nf_tables nfnetlink br_netfilter bridge stp llc cmac nls_utf8 cifs cifs_arc4 cifs_md4 binfmt_misc nfsv3 rpcsec_gss_krb5 nfsv4 nfs fscache netfs cpuid eset_rtp(OE-) overlay hpwdt nls_iso8859_1 intel_rapl_msr intel_rapl_common sb_edac ipmi_ssif x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd rapl intel_cstate mgag200 drm_kms_helper cec rc_core i2c_algo_bit fb_sys_fops syscopyarea sysfillrect ioatdma input_leds joydev hpilo sysimgblt dca acpi_ipmi ipmi_si ipmi_devintf ipmi_ms
[Kernel-packages] [Bug 2012661] Re: kernel BUG at lib/assoc_array.c:652!
Still seeing this with linux-image-5.15.0-71-generic5.15.0-71.78 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2012661 Title: kernel BUG at lib/assoc_array.c:652! Status in linux package in Ubuntu: Confirmed Bug description: I am seeing this in Ubuntu 22.04 with kernel 5.15.0-67.74: Mar 23 12:38:32 box kernel: [13399.080589] [ cut here ] Mar 23 12:38:32 box kernel: [13399.080596] kernel BUG at lib/assoc_array.c:652! Mar 23 12:38:32 box kernel: [13399.082833] invalid opcode: [#1] SMP PTI Mar 23 12:38:32 box kernel: [13399.084912] CPU: 27 PID: 3746279 Comm: kworker/27:3 Tainted: G OE 5.15.0-67-generic #74-Ubuntu Mar 23 12:38:32 box kernel: [13399.087091] Hardware name: HP ProLiant DL380 Gen9/ProLiant DL380 Gen9, BIOS P89 07/18/2022 Mar 23 12:38:32 box kernel: [13399.089195] Workqueue: cifsiod cifs_resolve_server [cifs] Mar 23 12:38:32 box kernel: [13399.091379] RIP: 0010:assoc_array_insert_into_terminal_node.isra.0+0x806/0xc20 Mar 23 12:38:32 box kernel: [13399.093480] Code: 4c 63 e2 44 8d 6a 01 49 83 fc 10 0f 87 d7 01 00 00 4c 8b 4d b8 44 89 ea 4b 8d 4c e1 10 e9 a7 fc ff ff 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 0f 0b 48 c7 c7 e0 cf 4b 9c e8 ba 37 03 00 e9 53 f8 ff ff 0f Mar 23 12:38:32 box kernel: [13399.097735] RSP: 0018:c08e7a66fa20 EFLAGS: 00010286 Mar 23 12:38:32 box kernel: [13399.099790] RAX: 0002 RBX: RCX: 0001 Mar 23 12:38:32 box kernel: [13399.101871] RDX: 9d2275968000 RSI: 000f RDI: 0001 Mar 23 12:38:32 box kernel: [13399.103963] RBP: c08e7a66faa0 R08: 9d31e7cbda00 R09: 9d2275969b00 Mar 23 12:38:32 box kernel: [13399.106111] R10: 9cb6cfc93800 R11: 000c R12: 0001 Mar 23 12:38:32 box kernel: [13399.108209] R13: 000f R14: R15: 9d2275969b00 Mar 23 12:38:32 box kernel: [13399.110292] FS: () GS:9d14bfc4() knlGS: Mar 23 12:38:32 box kernel: [13399.112355] CS: 0010 DS: ES: CR0: 80050033 Mar 23 12:38:32 box kernel: [13399.114411] CR2: 7f3a9b9e4a58 CR3: 0012c8810005 CR4: 001706e0 Mar 23 12:38:32 box kernel: [13399.116461] Call Trace: Mar 23 12:38:32 box kernel: [13399.118452] Mar 23 12:38:32 box kernel: [13399.120455] assoc_array_insert+0x153/0x170 Mar 23 12:38:32 box kernel: [13399.122422] ? _raw_spin_lock+0x22/0x30 Mar 23 12:38:32 box kernel: [13399.124357] ? key_alloc+0x2e6/0x550 Mar 23 12:38:32 box kernel: [13399.126273] __key_link_begin+0x4c/0xb0 Mar 23 12:38:32 box kernel: [13399.128153] construct_alloc_key+0xdb/0x270 Mar 23 12:38:32 box kernel: [13399.130032] request_key_and_link+0x22c/0x320 Mar 23 12:38:32 box kernel: [13399.131867] ? dns_resolver_read+0x30/0x30 Mar 23 12:38:32 box kernel: [13399.133689] ? key_default_cmp+0x30/0x30 Mar 23 12:38:32 box kernel: [13399.135469] request_key_tag+0x49/0x90 Mar 23 12:38:32 box kernel: [13399.137241] dns_query+0x13d/0x250 Mar 23 12:38:32 box kernel: [13399.138989] dns_resolve_server_name_to_ip+0xb7/0x310 [cifs] Mar 23 12:38:32 box kernel: [13399.141130] ? scnprintf+0x4d/0x90 Mar 23 12:38:32 box kernel: [13399.142866] reconn_set_ipaddr_from_hostname+0x86/0x2b0 [cifs] Mar 23 12:38:32 box kernel: [13399.144654] ? finish_task_switch.isra.0+0x7e/0x280 Mar 23 12:38:32 box kernel: [13399.146412] cifs_resolve_server+0x2c/0x90 [cifs] Mar 23 12:38:32 box kernel: [13399.148176] process_one_work+0x22b/0x3d0 Mar 23 12:38:32 box kernel: [13399.149845] worker_thread+0x53/0x420 Mar 23 12:38:32 box kernel: [13399.151459] ? process_one_work+0x3d0/0x3d0 Mar 23 12:38:32 box kernel: [13399.153061] kthread+0x12a/0x150 Mar 23 12:38:32 box kernel: [13399.154631] ? set_kthread_struct+0x50/0x50 Mar 23 12:38:32 box kernel: [13399.156181] ret_from_fork+0x22/0x30 Mar 23 12:38:32 box kernel: [13399.157716] Mar 23 12:38:32 box kernel: [13399.159565] Modules linked in: xt_REDIRECT xt_state ip_vs_rr xt_ipvs ip_vs vxlan ip6_udp_tunnel udp_tunnel xt_policy xt_mark xt_u32 veth xt_nat xt_tcpudp xt_conntrack nft_chain_nat xt_MASQUERADE nf_nat nf_conntrack_netlink nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xfrm_user xfrm_algo nft_counter xt_addrtype nft_compat nf_tables nfnetlink br_netfilter bridge stp llc cmac nls_utf8 cifs cifs_arc4 cifs_md4 binfmt_misc nfsv3 rpcsec_gss_krb5 nfsv4 nfs fscache netfs cpuid eset_rtp(OE-) overlay hpwdt nls_iso8859_1 intel_rapl_msr intel_rapl_common sb_edac ipmi_ssif x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd rapl intel_cstate mgag200 drm_kms_helper cec rc_core i2c_algo_bit fb_sys_fops syscopyarea sysfillrect ioatdma input_leds joydev hpilo sysimgblt dca acpi_ipmi i
[Kernel-packages] [Bug 2012661] Re: kernel BUG at lib/assoc_array.c:652!
The "cifs: fix use-after-free caused by invalid pointer >`hostname`" patch made it into 5.15.0-65.72 ( >http://changelogs.ubuntu.com/changelogs/pool/main/l/linux/linux_5.15.0-69.76/changelog > ) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2012661 Title: kernel BUG at lib/assoc_array.c:652! Status in linux package in Ubuntu: Confirmed Bug description: I am seeing this in Ubuntu 22.04 with kernel 5.15.0-67.74: Mar 23 12:38:32 box kernel: [13399.080589] [ cut here ] Mar 23 12:38:32 box kernel: [13399.080596] kernel BUG at lib/assoc_array.c:652! Mar 23 12:38:32 box kernel: [13399.082833] invalid opcode: [#1] SMP PTI Mar 23 12:38:32 box kernel: [13399.084912] CPU: 27 PID: 3746279 Comm: kworker/27:3 Tainted: G OE 5.15.0-67-generic #74-Ubuntu Mar 23 12:38:32 box kernel: [13399.087091] Hardware name: HP ProLiant DL380 Gen9/ProLiant DL380 Gen9, BIOS P89 07/18/2022 Mar 23 12:38:32 box kernel: [13399.089195] Workqueue: cifsiod cifs_resolve_server [cifs] Mar 23 12:38:32 box kernel: [13399.091379] RIP: 0010:assoc_array_insert_into_terminal_node.isra.0+0x806/0xc20 Mar 23 12:38:32 box kernel: [13399.093480] Code: 4c 63 e2 44 8d 6a 01 49 83 fc 10 0f 87 d7 01 00 00 4c 8b 4d b8 44 89 ea 4b 8d 4c e1 10 e9 a7 fc ff ff 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 0f 0b 48 c7 c7 e0 cf 4b 9c e8 ba 37 03 00 e9 53 f8 ff ff 0f Mar 23 12:38:32 box kernel: [13399.097735] RSP: 0018:c08e7a66fa20 EFLAGS: 00010286 Mar 23 12:38:32 box kernel: [13399.099790] RAX: 0002 RBX: RCX: 0001 Mar 23 12:38:32 box kernel: [13399.101871] RDX: 9d2275968000 RSI: 000f RDI: 0001 Mar 23 12:38:32 box kernel: [13399.103963] RBP: c08e7a66faa0 R08: 9d31e7cbda00 R09: 9d2275969b00 Mar 23 12:38:32 box kernel: [13399.106111] R10: 9cb6cfc93800 R11: 000c R12: 0001 Mar 23 12:38:32 box kernel: [13399.108209] R13: 000f R14: R15: 9d2275969b00 Mar 23 12:38:32 box kernel: [13399.110292] FS: () GS:9d14bfc4() knlGS: Mar 23 12:38:32 box kernel: [13399.112355] CS: 0010 DS: ES: CR0: 80050033 Mar 23 12:38:32 box kernel: [13399.114411] CR2: 7f3a9b9e4a58 CR3: 0012c8810005 CR4: 001706e0 Mar 23 12:38:32 box kernel: [13399.116461] Call Trace: Mar 23 12:38:32 box kernel: [13399.118452] Mar 23 12:38:32 box kernel: [13399.120455] assoc_array_insert+0x153/0x170 Mar 23 12:38:32 box kernel: [13399.122422] ? _raw_spin_lock+0x22/0x30 Mar 23 12:38:32 box kernel: [13399.124357] ? key_alloc+0x2e6/0x550 Mar 23 12:38:32 box kernel: [13399.126273] __key_link_begin+0x4c/0xb0 Mar 23 12:38:32 box kernel: [13399.128153] construct_alloc_key+0xdb/0x270 Mar 23 12:38:32 box kernel: [13399.130032] request_key_and_link+0x22c/0x320 Mar 23 12:38:32 box kernel: [13399.131867] ? dns_resolver_read+0x30/0x30 Mar 23 12:38:32 box kernel: [13399.133689] ? key_default_cmp+0x30/0x30 Mar 23 12:38:32 box kernel: [13399.135469] request_key_tag+0x49/0x90 Mar 23 12:38:32 box kernel: [13399.137241] dns_query+0x13d/0x250 Mar 23 12:38:32 box kernel: [13399.138989] dns_resolve_server_name_to_ip+0xb7/0x310 [cifs] Mar 23 12:38:32 box kernel: [13399.141130] ? scnprintf+0x4d/0x90 Mar 23 12:38:32 box kernel: [13399.142866] reconn_set_ipaddr_from_hostname+0x86/0x2b0 [cifs] Mar 23 12:38:32 box kernel: [13399.144654] ? finish_task_switch.isra.0+0x7e/0x280 Mar 23 12:38:32 box kernel: [13399.146412] cifs_resolve_server+0x2c/0x90 [cifs] Mar 23 12:38:32 box kernel: [13399.148176] process_one_work+0x22b/0x3d0 Mar 23 12:38:32 box kernel: [13399.149845] worker_thread+0x53/0x420 Mar 23 12:38:32 box kernel: [13399.151459] ? process_one_work+0x3d0/0x3d0 Mar 23 12:38:32 box kernel: [13399.153061] kthread+0x12a/0x150 Mar 23 12:38:32 box kernel: [13399.154631] ? set_kthread_struct+0x50/0x50 Mar 23 12:38:32 box kernel: [13399.156181] ret_from_fork+0x22/0x30 Mar 23 12:38:32 box kernel: [13399.157716] Mar 23 12:38:32 box kernel: [13399.159565] Modules linked in: xt_REDIRECT xt_state ip_vs_rr xt_ipvs ip_vs vxlan ip6_udp_tunnel udp_tunnel xt_policy xt_mark xt_u32 veth xt_nat xt_tcpudp xt_conntrack nft_chain_nat xt_MASQUERADE nf_nat nf_conntrack_netlink nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xfrm_user xfrm_algo nft_counter xt_addrtype nft_compat nf_tables nfnetlink br_netfilter bridge stp llc cmac nls_utf8 cifs cifs_arc4 cifs_md4 binfmt_misc nfsv3 rpcsec_gss_krb5 nfsv4 nfs fscache netfs cpuid eset_rtp(OE-) overlay hpwdt nls_iso8859_1 intel_rapl_msr intel_rapl_common sb_edac ipmi_ssif x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd rapl intel_cstate mgag200 drm_kms
[Kernel-packages] [Bug 2012661] Re: kernel BUG at lib/assoc_array.c:652!
Insight via personal communication with Paulo Alcantara: >By looking at the call trace, the bug is triggered from a worker >(fs/cifs/connect.c::cifs_resolve_server) that periodically upcalls[*] >(/sbin/key.dns_resolver) to resolve hostnames (10 minutes by default) >per tcp connection in cifs.ko. > >So, such dns resolve worker was introduced in v5.14 by > >506c1da44fee ("cifs: use the expiry output of dns_query to schedule >next resolution") > >and then was removed in v6.3-rc1 by > >0e9bd27b2a63 ("cifs: get rid of dns resolve worker") > >My guess would be an use-after-free bug in any of the fields in >TCP_Server_Info structure -- most likely the hostname one. > >I see that it is v5.15 but I don't know what Ubuntu kernel has in >terms of cifs.ko backports, so a potential commit for that would be > >153695d36ead ("cifs: fix use-after-free caused by invalidpointer >`hostname`") > >[*] upcall is basically a kernel mechanism to call into userspace -- in >which case, cifs.ko usually ends up calling /sbin/key.dns_resolver >(dns_resolver key type) to resolve hostnames in the kernel. Make sure >you have it installed and for more information, look at >request-key.conf(5). -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2012661 Title: kernel BUG at lib/assoc_array.c:652! Status in linux package in Ubuntu: Confirmed Bug description: I am seeing this in Ubuntu 22.04 with kernel 5.15.0-67.74: Mar 23 12:38:32 box kernel: [13399.080589] [ cut here ] Mar 23 12:38:32 box kernel: [13399.080596] kernel BUG at lib/assoc_array.c:652! Mar 23 12:38:32 box kernel: [13399.082833] invalid opcode: [#1] SMP PTI Mar 23 12:38:32 box kernel: [13399.084912] CPU: 27 PID: 3746279 Comm: kworker/27:3 Tainted: G OE 5.15.0-67-generic #74-Ubuntu Mar 23 12:38:32 box kernel: [13399.087091] Hardware name: HP ProLiant DL380 Gen9/ProLiant DL380 Gen9, BIOS P89 07/18/2022 Mar 23 12:38:32 box kernel: [13399.089195] Workqueue: cifsiod cifs_resolve_server [cifs] Mar 23 12:38:32 box kernel: [13399.091379] RIP: 0010:assoc_array_insert_into_terminal_node.isra.0+0x806/0xc20 Mar 23 12:38:32 box kernel: [13399.093480] Code: 4c 63 e2 44 8d 6a 01 49 83 fc 10 0f 87 d7 01 00 00 4c 8b 4d b8 44 89 ea 4b 8d 4c e1 10 e9 a7 fc ff ff 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 0f 0b 48 c7 c7 e0 cf 4b 9c e8 ba 37 03 00 e9 53 f8 ff ff 0f Mar 23 12:38:32 box kernel: [13399.097735] RSP: 0018:c08e7a66fa20 EFLAGS: 00010286 Mar 23 12:38:32 box kernel: [13399.099790] RAX: 0002 RBX: RCX: 0001 Mar 23 12:38:32 box kernel: [13399.101871] RDX: 9d2275968000 RSI: 000f RDI: 0001 Mar 23 12:38:32 box kernel: [13399.103963] RBP: c08e7a66faa0 R08: 9d31e7cbda00 R09: 9d2275969b00 Mar 23 12:38:32 box kernel: [13399.106111] R10: 9cb6cfc93800 R11: 000c R12: 0001 Mar 23 12:38:32 box kernel: [13399.108209] R13: 000f R14: R15: 9d2275969b00 Mar 23 12:38:32 box kernel: [13399.110292] FS: () GS:9d14bfc4() knlGS: Mar 23 12:38:32 box kernel: [13399.112355] CS: 0010 DS: ES: CR0: 80050033 Mar 23 12:38:32 box kernel: [13399.114411] CR2: 7f3a9b9e4a58 CR3: 0012c8810005 CR4: 001706e0 Mar 23 12:38:32 box kernel: [13399.116461] Call Trace: Mar 23 12:38:32 box kernel: [13399.118452] Mar 23 12:38:32 box kernel: [13399.120455] assoc_array_insert+0x153/0x170 Mar 23 12:38:32 box kernel: [13399.122422] ? _raw_spin_lock+0x22/0x30 Mar 23 12:38:32 box kernel: [13399.124357] ? key_alloc+0x2e6/0x550 Mar 23 12:38:32 box kernel: [13399.126273] __key_link_begin+0x4c/0xb0 Mar 23 12:38:32 box kernel: [13399.128153] construct_alloc_key+0xdb/0x270 Mar 23 12:38:32 box kernel: [13399.130032] request_key_and_link+0x22c/0x320 Mar 23 12:38:32 box kernel: [13399.131867] ? dns_resolver_read+0x30/0x30 Mar 23 12:38:32 box kernel: [13399.133689] ? key_default_cmp+0x30/0x30 Mar 23 12:38:32 box kernel: [13399.135469] request_key_tag+0x49/0x90 Mar 23 12:38:32 box kernel: [13399.137241] dns_query+0x13d/0x250 Mar 23 12:38:32 box kernel: [13399.138989] dns_resolve_server_name_to_ip+0xb7/0x310 [cifs] Mar 23 12:38:32 box kernel: [13399.141130] ? scnprintf+0x4d/0x90 Mar 23 12:38:32 box kernel: [13399.142866] reconn_set_ipaddr_from_hostname+0x86/0x2b0 [cifs] Mar 23 12:38:32 box kernel: [13399.144654] ? finish_task_switch.isra.0+0x7e/0x280 Mar 23 12:38:32 box kernel: [13399.146412] cifs_resolve_server+0x2c/0x90 [cifs] Mar 23 12:38:32 box kernel: [13399.148176] process_one_work+0x22b/0x3d0 Mar 23 12:38:32 box kernel: [13399.149845] worker_thread+0x53/0x420 Mar 23 12:38:32 box kernel: [13399.151459] ? process_one_work+0x3d0/0x3d0 Mar 23 1
[Kernel-packages] [Bug 2012661] Re: kernel BUG at lib/assoc_array.c:652!
I am unable to run this command. ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2012661 Title: kernel BUG at lib/assoc_array.c:652! Status in linux package in Ubuntu: Confirmed Bug description: I am seeing this in Ubuntu 22.04 with kernel 5.15.0-67.74: Mar 23 12:38:32 box kernel: [13399.080589] [ cut here ] Mar 23 12:38:32 box kernel: [13399.080596] kernel BUG at lib/assoc_array.c:652! Mar 23 12:38:32 box kernel: [13399.082833] invalid opcode: [#1] SMP PTI Mar 23 12:38:32 box kernel: [13399.084912] CPU: 27 PID: 3746279 Comm: kworker/27:3 Tainted: G OE 5.15.0-67-generic #74-Ubuntu Mar 23 12:38:32 box kernel: [13399.087091] Hardware name: HP ProLiant DL380 Gen9/ProLiant DL380 Gen9, BIOS P89 07/18/2022 Mar 23 12:38:32 box kernel: [13399.089195] Workqueue: cifsiod cifs_resolve_server [cifs] Mar 23 12:38:32 box kernel: [13399.091379] RIP: 0010:assoc_array_insert_into_terminal_node.isra.0+0x806/0xc20 Mar 23 12:38:32 box kernel: [13399.093480] Code: 4c 63 e2 44 8d 6a 01 49 83 fc 10 0f 87 d7 01 00 00 4c 8b 4d b8 44 89 ea 4b 8d 4c e1 10 e9 a7 fc ff ff 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 0f 0b 48 c7 c7 e0 cf 4b 9c e8 ba 37 03 00 e9 53 f8 ff ff 0f Mar 23 12:38:32 box kernel: [13399.097735] RSP: 0018:c08e7a66fa20 EFLAGS: 00010286 Mar 23 12:38:32 box kernel: [13399.099790] RAX: 0002 RBX: RCX: 0001 Mar 23 12:38:32 box kernel: [13399.101871] RDX: 9d2275968000 RSI: 000f RDI: 0001 Mar 23 12:38:32 box kernel: [13399.103963] RBP: c08e7a66faa0 R08: 9d31e7cbda00 R09: 9d2275969b00 Mar 23 12:38:32 box kernel: [13399.106111] R10: 9cb6cfc93800 R11: 000c R12: 0001 Mar 23 12:38:32 box kernel: [13399.108209] R13: 000f R14: R15: 9d2275969b00 Mar 23 12:38:32 box kernel: [13399.110292] FS: () GS:9d14bfc4() knlGS: Mar 23 12:38:32 box kernel: [13399.112355] CS: 0010 DS: ES: CR0: 80050033 Mar 23 12:38:32 box kernel: [13399.114411] CR2: 7f3a9b9e4a58 CR3: 0012c8810005 CR4: 001706e0 Mar 23 12:38:32 box kernel: [13399.116461] Call Trace: Mar 23 12:38:32 box kernel: [13399.118452] Mar 23 12:38:32 box kernel: [13399.120455] assoc_array_insert+0x153/0x170 Mar 23 12:38:32 box kernel: [13399.122422] ? _raw_spin_lock+0x22/0x30 Mar 23 12:38:32 box kernel: [13399.124357] ? key_alloc+0x2e6/0x550 Mar 23 12:38:32 box kernel: [13399.126273] __key_link_begin+0x4c/0xb0 Mar 23 12:38:32 box kernel: [13399.128153] construct_alloc_key+0xdb/0x270 Mar 23 12:38:32 box kernel: [13399.130032] request_key_and_link+0x22c/0x320 Mar 23 12:38:32 box kernel: [13399.131867] ? dns_resolver_read+0x30/0x30 Mar 23 12:38:32 box kernel: [13399.133689] ? key_default_cmp+0x30/0x30 Mar 23 12:38:32 box kernel: [13399.135469] request_key_tag+0x49/0x90 Mar 23 12:38:32 box kernel: [13399.137241] dns_query+0x13d/0x250 Mar 23 12:38:32 box kernel: [13399.138989] dns_resolve_server_name_to_ip+0xb7/0x310 [cifs] Mar 23 12:38:32 box kernel: [13399.141130] ? scnprintf+0x4d/0x90 Mar 23 12:38:32 box kernel: [13399.142866] reconn_set_ipaddr_from_hostname+0x86/0x2b0 [cifs] Mar 23 12:38:32 box kernel: [13399.144654] ? finish_task_switch.isra.0+0x7e/0x280 Mar 23 12:38:32 box kernel: [13399.146412] cifs_resolve_server+0x2c/0x90 [cifs] Mar 23 12:38:32 box kernel: [13399.148176] process_one_work+0x22b/0x3d0 Mar 23 12:38:32 box kernel: [13399.149845] worker_thread+0x53/0x420 Mar 23 12:38:32 box kernel: [13399.151459] ? process_one_work+0x3d0/0x3d0 Mar 23 12:38:32 box kernel: [13399.153061] kthread+0x12a/0x150 Mar 23 12:38:32 box kernel: [13399.154631] ? set_kthread_struct+0x50/0x50 Mar 23 12:38:32 box kernel: [13399.156181] ret_from_fork+0x22/0x30 Mar 23 12:38:32 box kernel: [13399.157716] Mar 23 12:38:32 box kernel: [13399.159565] Modules linked in: xt_REDIRECT xt_state ip_vs_rr xt_ipvs ip_vs vxlan ip6_udp_tunnel udp_tunnel xt_policy xt_mark xt_u32 veth xt_nat xt_tcpudp xt_conntrack nft_chain_nat xt_MASQUERADE nf_nat nf_conntrack_netlink nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xfrm_user xfrm_algo nft_counter xt_addrtype nft_compat nf_tables nfnetlink br_netfilter bridge stp llc cmac nls_utf8 cifs cifs_arc4 cifs_md4 binfmt_misc nfsv3 rpcsec_gss_krb5 nfsv4 nfs fscache netfs cpuid eset_rtp(OE-) overlay hpwdt nls_iso8859_1 intel_rapl_msr intel_rapl_common sb_edac ipmi_ssif x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd rapl intel_cstate mgag200 drm_kms_helper cec rc_core i2c_algo_bit fb_sys_fops syscopyarea sysfillrect ioatdma input_leds joyd
[Kernel-packages] [Bug 2012661] [NEW] kernel BUG at lib/assoc_array.c:652!
Public bug reported: I am seeing this in Ubuntu 22.04 with kernel 5.15.0-67.74: Mar 23 12:38:32 box kernel: [13399.080589] [ cut here ] Mar 23 12:38:32 box kernel: [13399.080596] kernel BUG at lib/assoc_array.c:652! Mar 23 12:38:32 box kernel: [13399.082833] invalid opcode: [#1] SMP PTI Mar 23 12:38:32 box kernel: [13399.084912] CPU: 27 PID: 3746279 Comm: kworker/27:3 Tainted: G OE 5.15.0-67-generic #74-Ubuntu Mar 23 12:38:32 box kernel: [13399.087091] Hardware name: HP ProLiant DL380 Gen9/ProLiant DL380 Gen9, BIOS P89 07/18/2022 Mar 23 12:38:32 box kernel: [13399.089195] Workqueue: cifsiod cifs_resolve_server [cifs] Mar 23 12:38:32 box kernel: [13399.091379] RIP: 0010:assoc_array_insert_into_terminal_node.isra.0+0x806/0xc20 Mar 23 12:38:32 box kernel: [13399.093480] Code: 4c 63 e2 44 8d 6a 01 49 83 fc 10 0f 87 d7 01 00 00 4c 8b 4d b8 44 89 ea 4b 8d 4c e1 10 e9 a7 fc ff ff 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 0f 0b 48 c7 c7 e0 cf 4b 9c e8 ba 37 03 00 e9 53 f8 ff ff 0f Mar 23 12:38:32 box kernel: [13399.097735] RSP: 0018:c08e7a66fa20 EFLAGS: 00010286 Mar 23 12:38:32 box kernel: [13399.099790] RAX: 0002 RBX: RCX: 0001 Mar 23 12:38:32 box kernel: [13399.101871] RDX: 9d2275968000 RSI: 000f RDI: 0001 Mar 23 12:38:32 box kernel: [13399.103963] RBP: c08e7a66faa0 R08: 9d31e7cbda00 R09: 9d2275969b00 Mar 23 12:38:32 box kernel: [13399.106111] R10: 9cb6cfc93800 R11: 000c R12: 0001 Mar 23 12:38:32 box kernel: [13399.108209] R13: 000f R14: R15: 9d2275969b00 Mar 23 12:38:32 box kernel: [13399.110292] FS: () GS:9d14bfc4() knlGS: Mar 23 12:38:32 box kernel: [13399.112355] CS: 0010 DS: ES: CR0: 80050033 Mar 23 12:38:32 box kernel: [13399.114411] CR2: 7f3a9b9e4a58 CR3: 0012c8810005 CR4: 001706e0 Mar 23 12:38:32 box kernel: [13399.116461] Call Trace: Mar 23 12:38:32 box kernel: [13399.118452] Mar 23 12:38:32 box kernel: [13399.120455] assoc_array_insert+0x153/0x170 Mar 23 12:38:32 box kernel: [13399.122422] ? _raw_spin_lock+0x22/0x30 Mar 23 12:38:32 box kernel: [13399.124357] ? key_alloc+0x2e6/0x550 Mar 23 12:38:32 box kernel: [13399.126273] __key_link_begin+0x4c/0xb0 Mar 23 12:38:32 box kernel: [13399.128153] construct_alloc_key+0xdb/0x270 Mar 23 12:38:32 box kernel: [13399.130032] request_key_and_link+0x22c/0x320 Mar 23 12:38:32 box kernel: [13399.131867] ? dns_resolver_read+0x30/0x30 Mar 23 12:38:32 box kernel: [13399.133689] ? key_default_cmp+0x30/0x30 Mar 23 12:38:32 box kernel: [13399.135469] request_key_tag+0x49/0x90 Mar 23 12:38:32 box kernel: [13399.137241] dns_query+0x13d/0x250 Mar 23 12:38:32 box kernel: [13399.138989] dns_resolve_server_name_to_ip+0xb7/0x310 [cifs] Mar 23 12:38:32 box kernel: [13399.141130] ? scnprintf+0x4d/0x90 Mar 23 12:38:32 box kernel: [13399.142866] reconn_set_ipaddr_from_hostname+0x86/0x2b0 [cifs] Mar 23 12:38:32 box kernel: [13399.144654] ? finish_task_switch.isra.0+0x7e/0x280 Mar 23 12:38:32 box kernel: [13399.146412] cifs_resolve_server+0x2c/0x90 [cifs] Mar 23 12:38:32 box kernel: [13399.148176] process_one_work+0x22b/0x3d0 Mar 23 12:38:32 box kernel: [13399.149845] worker_thread+0x53/0x420 Mar 23 12:38:32 box kernel: [13399.151459] ? process_one_work+0x3d0/0x3d0 Mar 23 12:38:32 box kernel: [13399.153061] kthread+0x12a/0x150 Mar 23 12:38:32 box kernel: [13399.154631] ? set_kthread_struct+0x50/0x50 Mar 23 12:38:32 box kernel: [13399.156181] ret_from_fork+0x22/0x30 Mar 23 12:38:32 box kernel: [13399.157716] Mar 23 12:38:32 box kernel: [13399.159565] Modules linked in: xt_REDIRECT xt_state ip_vs_rr xt_ipvs ip_vs vxlan ip6_udp_tunnel udp_tunnel xt_policy xt_mark xt_u32 veth xt_nat xt_tcpudp xt_conntrack nft_chain_nat xt_MASQUERADE nf_nat nf_conntrack_netlink nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xfrm_user xfrm_algo nft_counter xt_addrtype nft_compat nf_tables nfnetlink br_netfilter bridge stp llc cmac nls_utf8 cifs cifs_arc4 cifs_md4 binfmt_misc nfsv3 rpcsec_gss_krb5 nfsv4 nfs fscache netfs cpuid eset_rtp(OE-) overlay hpwdt nls_iso8859_1 intel_rapl_msr intel_rapl_common sb_edac ipmi_ssif x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm crct10dif_pclmul ghash_clmulni_intel aesni_intel crypto_simd cryptd rapl intel_cstate mgag200 drm_kms_helper cec rc_core i2c_algo_bit fb_sys_fops syscopyarea sysfillrect ioatdma input_leds joydev hpilo sysimgblt dca acpi_ipmi ipmi_si ipmi_devintf ipmi_msghandler acpi_tad acpi_power_meter mac_hid sch_fq_codel dm_multipath scsi_dh_rdac scsi_dh_emc scs i_dh_alua coretemp lp parport Mar 23 12:38:32 box kernel: [13399.159693] ramoops reed_solomon pstore_blk pstore_zone efi_pstore drm nfsd nfs_acl lockd auth_rpcgss grace sunrpc ip_tables x_tables autofs4 btrfs blake2b_generic xor zstd_compress raid6_pq hid_generic bnx2x usbhid nvme