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https://git.kernel.org/cgit/linux/kernel/git/tip/tip.git WIP.x86/fpu [test failed on linux-next/master 62c97045b8f720c2eac807a5f38e26c9ed512371] in testcase: stress-ng version: stress-ng-x86_64-ecd3fe291-1_20240612 with following parameters: nr_threads: 100% testtime: 60s test: sysfs cpufreq_governor: performance compiler: gcc-13 test machine: 224 threads 2 sockets Intel(R) Xeon(R) Platinum 8480CTDX (Sapphire Rapids) with 256G memory (please refer to attached dmesg/kmsg for entire log/backtrace) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-lkp/202406281539.7f1bd833-oliver.sang@intel.com kern :warn : [ 109.805527] ------------[ cut here ]------------ kern :warn : [ 109.812194] Trying to vfree() bad address (00000000132062a9) kern :warn : [ 109.819933] WARNING: CPU: 84 PID: 1612 at mm/vmalloc.c:3195 remove_vm_area (mm/vmalloc.c:3195 (discriminator 1)) kern :warn : [ 109.829916] Modules linked in: intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel btrfs kvm crct10dif_pclmul crc32_pclmul blake2b_generic ghash_clmulni_intel sd_mod sg sha512_ssse3 xor raid6_pq libcrc32c crc32c_intel rapl nvme nvme_core t10_pi intel_cstate ahci ast libahci ipmi_ssif mei_me i2c_i801 crc64_rocksoft_generic drm_shmem_helper crc64_rocksoft dax_hmem acpi_power_meter drm_kms_helper libata megaraid_sas mei wmi i2c_ismt crc64 i2c_smbus ipmi_si acpi_ipmi ipmi_devintf binfmt_misc ipmi_msghandler acpi_pad drm fuse loop dm_mod ip_tables user :notice: [ 109.859859] stress-ng: metrc: [6575] stressor bogo ops real time usr time sys time bogo ops/s bogo ops/s CPU used per RSS Max kern :warn : [ 109.888492] CPU: 84 PID: 1612 Comm: kworker/84:1 Not tainted 6.10.0-rc3-00004-g807333522953 #1 kern :warn : [ 109.905370] Workqueue: events delayed_vfree_work user :notice: [ 109.918106] stress-ng: metrc: [6575] (secs) (secs) (secs) (real time) (usr+sys time) instance (%) (KB) kern :warn : [ 109.918484] RIP: 0010:remove_vm_area (mm/vmalloc.c:3195 (discriminator 1)) user :notice: [ 109.926459] stress-ng: metrc: [6575] sysfs 160196 60.00 120.35 12186.65 2669.78 13.02 91.56 1852 kern :warn : [ 109.940064] Code: 48 8b 70 08 e8 40 f2 ff ff 48 89 df e8 f8 ae ff ff 48 89 e8 5b 5d c3 cc cc cc cc 48 89 de 48 c7 c7 48 2c 99 82 e8 1f 74 d1 ff <0f> 0b 31 ed 5b 48 89 e8 5d c3 cc cc cc cc 90 90 90 90 90 90 90 90 All code ======== 0: 48 8b 70 08 mov 0x8(%rax),%rsi 4: e8 40 f2 ff ff callq 0xfffffffffffff249 9: 48 89 df mov %rbx,%rdi c: e8 f8 ae ff ff callq 0xffffffffffffaf09 11: 48 89 e8 mov %rbp,%rax 14: 5b pop %rbx 15: 5d pop %rbp 16: c3 retq 17: cc int3 18: cc int3 19: cc int3 1a: cc int3 1b: 48 89 de mov %rbx,%rsi 1e: 48 c7 c7 48 2c 99 82 mov $0xffffffff82992c48,%rdi 25: e8 1f 74 d1 ff callq 0xffffffffffd17449 2a:* 0f 0b ud2 <-- trapping instruction 2c: 31 ed xor %ebp,%ebp 2e: 5b pop %rbx 2f: 48 89 e8 mov %rbp,%rax 32: 5d pop %rbp 33: c3 retq 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: 90 nop 39: 90 nop 3a: 90 nop 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 31 ed xor %ebp,%ebp 4: 5b pop %rbx 5: 48 89 e8 mov %rbp,%rax 8: 5d pop %rbp 9: c3 retq a: cc int3 b: cc int3 c: cc int3 d: cc int3 e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop user :notice: [ 109.943272] stress-ng: metrc: [6575] miscellaneous metrics: kern :warn : [ 109.948465] RSP: 0018:ffa00000118a7e20 EFLAGS: 00010286 kern :warn : [ 109.948468] RAX: 0000000000000000 RBX: ff1100406ccdd340 RCX: 0000000000000000 user :notice: [ 109.952683] stress-ng: metrc: [6575] sysfs 188.37 sysfs files exercised per sec (harmonic mean of 224 instances) kern :warn : [ 109.966542] RDX: ff11003fc1a2e2c0 RSI: ff11003fc1a20b00 RDI: ff11003fc1a20b00 kern :warn : [ 109.991046] RBP: ff1100406ccdd340 R08: 0000000000000000 R09: 0000000000000003 kern :warn : [ 109.991048] R10: ffa00000118a7cb8 R11: ff1100407fcb7fe8 R12: ff1100208000fe00 kern :warn : [ 109.991048] R13: ff11003fc1a33b00 R14: ff1100208000fe05 R15: ff110001000408c0 kern :warn : [ 109.991049] FS: 0000000000000000(0000) GS:ff11003fc1a00000(0000) knlGS:0000000000000000 user :notice: [ 109.998850] stress-ng: info: [6575] for a 60.09s run time: kern :warn : [ 110.004913] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 user :notice: [ 110.014575] stress-ng: info: [6575] 13460.96s available CPU time kern :warn : [ 110.016332] CR2: 000055666f401650 CR3: 000000407de9a006 CR4: 0000000000f71ef0 user :notice: [ 110.030915] stress-ng: info: [6575] 120.35s user time ( 0.89%) kern :warn : [ 110.038976] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 user :notice: [ 110.042309] stress-ng: info: [6575] 12186.82s system time ( 90.53%) kern :warn : [ 110.050427] DR3: 0000000000000000 DR6: 00000000fffe07f0 DR7: 0000000000000400 kern :warn : [ 110.050429] PKRU: 55555554 kern :warn : [ 110.050430] Call Trace: kern :warn : [ 110.050432] user :notice: [ 110.060100] stress-ng: info: [6575] 12307.17s total time ( 91.43%) kern :warn : [ 110.068193] ? __warn (kernel/panic.c:693) user :notice: [ 110.078927] stress-ng: info: [6575] load average: 476.09 137.10 47.15 kern :warn : [ 110.085280] ? remove_vm_area (mm/vmalloc.c:3195 (discriminator 1)) kern :warn : [ 110.095131] ? report_bug (lib/bug.c:180 lib/bug.c:219) user :notice: [ 110.103514] stress-ng: info: [6575] skipped: 0 kern :warn : [ 110.111930] ? handle_bug (arch/x86/kernel/traps.c:239) user :notice: [ 110.115126] stress-ng: info: [6575] passed: 224: sysfs (224) kern :warn : [ 110.122694] ? exc_invalid_op (arch/x86/kernel/traps.c:260 (discriminator 1)) kern :warn : [ 110.122697] ? asm_exc_invalid_op (arch/x86/include/asm/idtentry.h:621) user :notice: [ 110.132072] stress-ng: info: [6575] failed: 0 kern :warn : [ 110.134144] ? remove_vm_area (mm/vmalloc.c:3195 (discriminator 1)) kern :warn : [ 110.134147] vfree (mm/vmalloc.c:3316 (discriminator 2)) user :notice: [ 110.143001] stress-ng: info: [6575] metrics untrustworthy: 0 kern :warn : [ 110.151243] delayed_vfree_work (mm/vmalloc.c:3266 (discriminator 1)) kern :warn : [ 110.151246] process_one_work (kernel/workqueue.c:3231) user :notice: [ 110.156131] stress-ng: info: [6575] successful run completed in 1 min, 0.09 secs kern :warn : [ 110.158797] worker_thread (kernel/workqueue.c:3306 (discriminator 2) kernel/workqueue.c:3393 (discriminator 2)) user :notice: [ 110.221173] /usr/bin/wget -q --timeout=3600 --tries=1 --local-encoding=UTF-8 http://10.239.97.5:80/~lkp/cgi-bin/lkp-jobfile-append-var?job_file=/lkp/jobs/scheduled/lkp-spr-r02/stress-ng-performance-100%25-sysfs-60s-debian-12-x86_64-20240206.cgz-807333522953-20240625-54609-1oto9j9-13.yaml&job_state=post_run -O /dev/null kern :warn : [ 110.226000] ? __pfx_worker_thread (kernel/workqueue.c:3339) kern :warn : [ 110.359162] ? __pfx_worker_thread (kernel/workqueue.c:3339) kern :warn : [ 110.365216] kthread (kernel/kthread.c:389) kern :warn : [ 110.369910] ? __pfx_kthread (kernel/kthread.c:342) kern :warn : [ 110.375424] ret_from_fork (arch/x86/kernel/process.c:145) kern :warn : [ 110.380820] ? __pfx_kthread (kernel/kthread.c:342) kern :warn : [ 110.386304] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) kern :warn : [ 110.391956] kern :warn : [ 110.395774] ---[ end trace 0000000000000000 ]--- The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20240628/202406281539.7f1bd833-oliver.sang@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki