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X-MS-Exchange-CrossTenant-AuthSource: SA1PR11MB8393.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 May 2024 06:29:36.3280 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 2P66qEUBlkLNkwEW93amW61etF4l2CJ9NOeLSig2Mi7F90mdy0yRqxJdZ96otvydYM1TDhdB9hIFFUrQXlukLQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR11MB6263 X-OriginatorOrg: intel.com Hello, kernel test robot noticed "dmesg.WARNING:at_fs/xfs/xfs_message.c:#asswarn[xfs]" on: commit: cbc81dd4e3e501eb8888bf412f7d4fdd8c416927 ("[PATCH 16/16] xfs: make the hard case in xfs_dir2_sf_addname less hard") url: https://github.com/intel-lab-lkp/linux/commits/Christoph-Hellwig/xfs-remove-an-extra-buffer-allocation-in-xfs_attr_shortform_to_leaf/20240430-214950 base: https://git.kernel.org/cgit/fs/xfs/xfs-linux.git for-next patch link: https://lore.kernel.org/all/20240430124926.1775355-17-hch@lst.de/ patch subject: [PATCH 16/16] xfs: make the hard case in xfs_dir2_sf_addname less hard in testcase: filebench version: filebench-x86_64-22620e6-1_20240224 with following parameters: disk: 1HDD fs: xfs test: fileserver.f cpufreq_governor: performance compiler: gcc-13 test machine: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G 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/202405101352.bcf759f-lkp@intel.com [ 41.583616][ T4699] XFS: Assertion failed: xfs_dir2_sf_lookup(args) == -ENOENT, file: fs/xfs/libxfs/xfs_dir2_sf.c, line: 456 [ 41.595114][ T4699] ------------[ cut here ]------------ [ 41.600675][ T4699] WARNING: CPU: 66 PID: 4699 at fs/xfs/xfs_message.c:89 asswarn (fs/xfs/xfs_message.c:89 (discriminator 1)) xfs [ 41.609938][ T4699] Modules linked in: xfs device_dax(+) nd_pmem nd_btt dax_pmem intel_rapl_msr intel_rapl_common btrfs x86_pkg_temp_thermal intel_powerclamp blake2b_generic xor coretemp raid6_pq libcrc32c sd_mod t10_pi crc64_rocksoft_generic crc64_rocksoft crc64 kvm_intel sg kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel sha512_ssse3 rapl ahci ipmi_ssif ast libahci intel_cstate binfmt_misc acpi_ipmi drm_shmem_helper mei_me ipmi_si i2c_i801 ioatdma dax_hmem intel_uncore libata drm_kms_helper mei i2c_smbus ipmi_devintf intel_pch_thermal nfit wmi dca ipmi_msghandler libnvdimm acpi_pad acpi_power_meter joydev drm loop fuse dm_mod ip_tables [ 41.669439][ T4699] CPU: 66 PID: 4699 Comm: filebench Not tainted 6.9.0-rc4-00238-gcbc81dd4e3e5 #1 [ 41.678673][ T4699] RIP: 0010:asswarn (fs/xfs/xfs_message.c:89 (discriminator 1)) xfs [ 41.684114][ T4699] Code: 90 90 66 0f 1f 00 0f 1f 44 00 00 49 89 d0 41 89 c9 48 c7 c2 18 cd 45 c1 48 89 f1 48 89 fe 48 c7 c7 c8 e6 44 c1 e8 18 fd ff ff <0f> 0b c3 cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 All code ======== 0: 90 nop 1: 90 nop 2: 66 0f 1f 00 nopw (%rax) 6: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) b: 49 89 d0 mov %rdx,%r8 e: 41 89 c9 mov %ecx,%r9d 11: 48 c7 c2 18 cd 45 c1 mov $0xffffffffc145cd18,%rdx 18: 48 89 f1 mov %rsi,%rcx 1b: 48 89 fe mov %rdi,%rsi 1e: 48 c7 c7 c8 e6 44 c1 mov $0xffffffffc144e6c8,%rdi 25: e8 18 fd ff ff call 0xfffffffffffffd42 2a:* 0f 0b ud2 <-- trapping instruction 2c: c3 ret 2d: cc int3 2e: cc int3 2f: cc int3 30: cc int3 31: 90 nop 32: 90 nop 33: 90 nop 34: 90 nop 35: 90 nop 36: 90 nop 37: 90 nop 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: c3 ret 3: cc int3 4: cc int3 5: cc int3 6: cc int3 7: 90 nop 8: 90 nop 9: 90 nop a: 90 nop b: 90 nop c: 90 nop d: 90 nop e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 41.704055][ T4699] RSP: 0018:ffa0000020c4faa0 EFLAGS: 00010246 [ 41.710227][ T4699] RAX: 0000000000000000 RBX: ff11000105112300 RCX: 000000007fffffff [ 41.718304][ T4699] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffc144e6c8 [ 41.726378][ T4699] RBP: ff1100010067c000 R08: 0000000000000000 R09: 000000000000000a [ 41.734449][ T4699] R10: 000000000000000a R11: 0fffffffffffffff R12: ffa0000020c4fc28 [ 41.742526][ T4699] R13: ff1100013d163200 R14: ff11000107e5f000 R15: 0000000000000023 [ 41.750622][ T4699] FS: 00007fffd14006c0(0000) GS:ff1100103fa80000(0000) knlGS:0000000000000000 [ 41.759686][ T4699] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.766378][ T4699] CR2: 00007ffff7d50000 CR3: 0000000159594005 CR4: 0000000000771ef0 [ 41.774460][ T4699] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.782532][ T4699] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.790619][ T4699] PKRU: 55555554 [ 41.794261][ T4699] Call Trace: [ 41.797669][ T4699] [ 41.800737][ T4699] ? __warn (kernel/panic.c:694) [ 41.804898][ T4699] ? asswarn (fs/xfs/xfs_message.c:89 (discriminator 1)) xfs [ 41.809761][ T4699] ? report_bug (lib/bug.c:180 lib/bug.c:219) [ 41.814357][ T4699] ? handle_bug (arch/x86/kernel/traps.c:239) [ 41.818819][ T4699] ? exc_invalid_op (arch/x86/kernel/traps.c:260 (discriminator 1)) [ 41.823593][ T4699] ? asm_exc_invalid_op (arch/x86/include/asm/idtentry.h:621) [ 41.828743][ T4699] ? asswarn (fs/xfs/xfs_message.c:89 (discriminator 1)) xfs [ 41.833541][ T4699] xfs_dir2_sf_addname (fs/xfs/libxfs/xfs_dir2_sf.c:457 (discriminator 1)) xfs [ 41.839390][ T4699] xfs_dir_createname (fs/xfs/libxfs/xfs_dir2.c:357) xfs [ 41.845125][ T4699] xfs_create (fs/xfs/xfs_inode.c:1116) xfs [ 41.850168][ T4699] ? generic_permission (fs/namei.c:346 (discriminator 1) fs/namei.c:407 (discriminator 1)) [ 41.855344][ T4699] xfs_generic_create (fs/xfs/xfs_iops.c:202 (discriminator 1)) xfs [ 41.861071][ T4699] ? generic_permission (fs/namei.c:346 (discriminator 1) fs/namei.c:407 (discriminator 1)) [ 41.866237][ T4699] lookup_open+0x4c8/0x570 [ 41.871311][ T4699] open_last_lookups (fs/namei.c:3567 (discriminator 1)) [ 41.876301][ T4699] path_openat (fs/namei.c:3796) [ 41.880726][ T4699] do_filp_open (fs/namei.c:3826) [ 41.885194][ T4699] do_sys_openat2 (fs/open.c:1406) [ 41.889761][ T4699] __x64_sys_openat (fs/open.c:1432) [ 41.894487][ T4699] do_syscall_64 (arch/x86/entry/common.c:52 (discriminator 1) arch/x86/entry/common.c:83 (discriminator 1)) [ 41.899034][ T4699] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 41.904966][ T4699] RIP: 0033:0x7ffff7df0f80 [ 41.909418][ T4699] Code: 48 89 44 24 20 75 93 44 89 54 24 0c e8 39 d8 f8 ff 44 8b 54 24 0c 89 da 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 89 44 24 0c e8 8c d8 f8 ff 8b 44 All code ======== 0: 48 89 44 24 20 mov %rax,0x20(%rsp) 5: 75 93 jne 0xffffffffffffff9a 7: 44 89 54 24 0c mov %r10d,0xc(%rsp) c: e8 39 d8 f8 ff call 0xfffffffffff8d84a 11: 44 8b 54 24 0c mov 0xc(%rsp),%r10d 16: 89 da mov %ebx,%edx 18: 48 89 ee mov %rbp,%rsi 1b: 41 89 c0 mov %eax,%r8d 1e: bf 9c ff ff ff mov $0xffffff9c,%edi 23: b8 01 01 00 00 mov $0x101,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 38 ja 0x6a 32: 44 89 c7 mov %r8d,%edi 35: 89 44 24 0c mov %eax,0xc(%rsp) 39: e8 8c d8 f8 ff call 0xfffffffffff8d8ca 3e: 8b .byte 0x8b 3f: 44 rex.R Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 38 ja 0x40 8: 44 89 c7 mov %r8d,%edi b: 89 44 24 0c mov %eax,0xc(%rsp) f: e8 8c d8 f8 ff call 0xfffffffffff8d8a0 14: 8b .byte 0x8b 15: 44 rex.R [ 41.929230][ T4699] RSP: 002b:00007fffd13fdcd0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 41.937705][ T4699] RAX: ffffffffffffffda RBX: 0000000000000042 RCX: 00007ffff7df0f80 [ 41.945760][ T4699] RDX: 0000000000000042 RSI: 00007fffd13fde00 RDI: 00000000ffffff9c [ 41.953766][ T4699] RBP: 00007fffd13fde00 R08: 0000000000000000 R09: 00007ffeb4000b70 [ 41.961774][ T4699] R10: 00000000000001b6 R11: 0000000000000293 R12: 0000000000000000 [ 41.969773][ T4699] R13: 00007fffef5b6148 R14: 00007fffd13fee00 R15: 0000000000000040 [ 41.977770][ T4699] [ 41.980813][ T4699] ---[ end trace 0000000000000000 ]--- [ 42.196053][ T4696] XFS: Assertion failed: error != -ENOENT, file: fs/xfs/xfs_inode.c, line: 2827 [ 42.205189][ T4696] ------------[ cut here ]------------ [ 42.210734][ T4696] WARNING: CPU: 28 PID: 4696 at fs/xfs/xfs_message.c:89 asswarn (fs/xfs/xfs_message.c:89 (discriminator 1)) xfs [ 42.219964][ T4696] Modules linked in: xfs device_dax(+) nd_pmem nd_btt dax_pmem intel_rapl_msr intel_rapl_common btrfs x86_pkg_temp_thermal intel_powerclamp blake2b_generic xor coretemp raid6_pq libcrc32c sd_mod t10_pi crc64_rocksoft_generic crc64_rocksoft crc64 kvm_intel sg kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel sha512_ssse3 rapl ahci ipmi_ssif ast libahci intel_cstate binfmt_misc acpi_ipmi drm_shmem_helper mei_me ipmi_si i2c_i801 ioatdma dax_hmem intel_uncore libata drm_kms_helper mei i2c_smbus ipmi_devintf intel_pch_thermal nfit wmi dca ipmi_msghandler libnvdimm acpi_pad acpi_power_meter joydev drm loop fuse dm_mod ip_tables [ 42.279151][ T4696] CPU: 28 PID: 4696 Comm: filebench Tainted: G W 6.9.0-rc4-00238-gcbc81dd4e3e5 #1 [ 42.289767][ T4696] RIP: 0010:asswarn (fs/xfs/xfs_message.c:89 (discriminator 1)) xfs [ 42.295150][ T4696] Code: 90 90 66 0f 1f 00 0f 1f 44 00 00 49 89 d0 41 89 c9 48 c7 c2 18 cd 45 c1 48 89 f1 48 89 fe 48 c7 c7 c8 e6 44 c1 e8 18 fd ff ff <0f> 0b c3 cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 All code ======== 0: 90 nop 1: 90 nop 2: 66 0f 1f 00 nopw (%rax) 6: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) b: 49 89 d0 mov %rdx,%r8 e: 41 89 c9 mov %ecx,%r9d 11: 48 c7 c2 18 cd 45 c1 mov $0xffffffffc145cd18,%rdx 18: 48 89 f1 mov %rsi,%rcx 1b: 48 89 fe mov %rdi,%rsi 1e: 48 c7 c7 c8 e6 44 c1 mov $0xffffffffc144e6c8,%rdi 25: e8 18 fd ff ff call 0xfffffffffffffd42 2a:* 0f 0b ud2 <-- trapping instruction 2c: c3 ret 2d: cc int3 2e: cc int3 2f: cc int3 30: cc int3 31: 90 nop 32: 90 nop 33: 90 nop 34: 90 nop 35: 90 nop 36: 90 nop 37: 90 nop 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: c3 ret 3: cc int3 4: cc int3 5: cc int3 6: cc int3 7: 90 nop 8: 90 nop 9: 90 nop a: 90 nop b: 90 nop c: 90 nop d: 90 nop e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop [ 42.314977][ T4696] RSP: 0018:ffa0000020c37db8 EFLAGS: 00010246 [ 42.321096][ T4696] RAX: 0000000000000000 RBX: ff1100017eccc400 RCX: 000000007fffffff [ 42.329126][ T4696] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffc144e6c8 [ 42.337154][ T4696] RBP: ffa0000020c37e40 R08: 0000000000000000 R09: 000000000000000a [ 42.345178][ T4696] R10: 000000000000000a R11: 0fffffffffffffff R12: ff11000107e5f000 [ 42.353204][ T4696] R13: 0000000000008000 R14: 0000000000000000 R15: ff1100010067c000 [ 42.361240][ T4696] FS: 00007fffd32006c0(0000) GS:ff1100103f900000(0000) knlGS:0000000000000000 [ 42.370230][ T4696] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.376878][ T4696] CR2: 0000555555579cf0 CR3: 0000000159594005 CR4: 0000000000771ef0 [ 42.384913][ T4696] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.392951][ T4696] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.400990][ T4696] PKRU: 55555554 [ 42.404617][ T4696] Call Trace: [ 42.407980][ T4696] [ 42.410992][ T4696] ? __warn (kernel/panic.c:694) [ 42.415133][ T4696] ? asswarn (fs/xfs/xfs_message.c:89 (discriminator 1)) xfs [ 42.419927][ T4696] ? report_bug (lib/bug.c:180 lib/bug.c:219) [ 42.424498][ T4696] ? handle_bug (arch/x86/kernel/traps.c:239) [ 42.428892][ T4696] ? exc_invalid_op (arch/x86/kernel/traps.c:260 (discriminator 1)) [ 42.433649][ T4696] ? asm_exc_invalid_op (arch/x86/include/asm/idtentry.h:621) [ 42.438775][ T4696] ? asswarn (fs/xfs/xfs_message.c:89 (discriminator 1)) xfs [ 42.443560][ T4696] ? asswarn (fs/xfs/xfs_message.c:89 (discriminator 1)) xfs [ 42.448341][ T4696] xfs_remove (fs/xfs/xfs_inode.c:2827 (discriminator 1)) xfs [ 42.453379][ T4696] xfs_vn_unlink (fs/xfs/xfs_iops.c:404) xfs [ 42.458499][ T4696] vfs_unlink (fs/namei.c:4335) [ 42.462895][ T4696] do_unlinkat (fs/namei.c:4399 (discriminator 1)) [ 42.467367][ T4696] __x64_sys_unlink (fs/namei.c:4445) [ 42.472097][ T4696] do_syscall_64 (arch/x86/entry/common.c:52 (discriminator 1) arch/x86/entry/common.c:83 (discriminator 1)) [ 42.476661][ T4696] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 42.482607][ T4696] RIP: 0033:0x7ffff7df2a07 [ 42.487068][ T4696] Code: f0 ff ff 73 01 c3 48 8b 0d f6 83 0d 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c9 83 0d 00 f7 d8 64 89 01 48 All code ======== 0: f0 ff lock (bad) 2: ff 73 01 push 0x1(%rbx) 5: c3 ret 6: 48 8b 0d f6 83 0d 00 mov 0xd83f6(%rip),%rcx # 0xd8403 d: f7 d8 neg %eax f: 64 89 01 mov %eax,%fs:(%rcx) 12: 48 83 c8 ff or $0xffffffffffffffff,%rax 16: c3 ret 17: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1e: 00 00 00 21: 66 90 xchg %ax,%ax 23: b8 57 00 00 00 mov $0x57,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d c9 83 0d 00 mov 0xd83c9(%rip),%rcx # 0xd8403 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d c9 83 0d 00 mov 0xd83c9(%rip),%rcx # 0xd83d9 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.506970][ T4696] RSP: 002b:00007fffd31fee38 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 42.515426][ T4696] RAX: ffffffffffffffda RBX: 00007fffef5b5c08 RCX: 00007ffff7df2a07 [ 42.523454][ T4696] RDX: 0000000000000000 RSI: 000000006638299e RDI: 00007fffd31fee60 [ 42.531478][ T4696] RBP: 00007fffd31fee60 R08: 0000000000000007 R09: 00007ffed4000b70 [ 42.539501][ T4696] R10: 00007fffd31fee00 R11: 0000000000000206 R12: 00007ffed4000b70 [ 42.547525][ T4696] R13: 00007ffff55e3ae0 R14: 00007ffff5940c08 R15: 00007fffd2a00000 [ 42.555540][ T4696] [ 42.558619][ T4696] ---[ end trace 0000000000000000 ]--- [ 42.564118][ T4696] XFS (sdd1): Internal error xfs_trans_cancel at line 1112 of file fs/xfs/xfs_trans.c. Caller xfs_remove (fs/xfs/xfs_inode.c:2865) xfs [ 42.577304][ T4696] CPU: 28 PID: 4696 Comm: filebench Tainted: G W 6.9.0-rc4-00238-gcbc81dd4e3e5 #1 [ 42.587946][ T4696] Call Trace: [ 42.591293][ T4696] [ 42.594294][ T4696] dump_stack_lvl (lib/dump_stack.c:117) [ 42.598846][ T4696] xfs_trans_cancel (fs/xfs/xfs_trans.c:1113) xfs [ 42.604396][ T4696] xfs_remove (fs/xfs/xfs_inode.c:2865) xfs [ 42.609419][ T4696] xfs_vn_unlink (fs/xfs/xfs_iops.c:404) xfs [ 42.614520][ T4696] vfs_unlink (fs/namei.c:4335) [ 42.618888][ T4696] do_unlinkat (fs/namei.c:4399 (discriminator 1)) [ 42.623340][ T4696] __x64_sys_unlink (fs/namei.c:4445) [ 42.628051][ T4696] do_syscall_64 (arch/x86/entry/common.c:52 (discriminator 1) arch/x86/entry/common.c:83 (discriminator 1)) [ 42.632585][ T4696] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 42.638504][ T4696] RIP: 0033:0x7ffff7df2a07 [ 42.642945][ T4696] Code: f0 ff ff 73 01 c3 48 8b 0d f6 83 0d 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c9 83 0d 00 f7 d8 64 89 01 48 All code ======== 0: f0 ff lock (bad) 2: ff 73 01 push 0x1(%rbx) 5: c3 ret 6: 48 8b 0d f6 83 0d 00 mov 0xd83f6(%rip),%rcx # 0xd8403 d: f7 d8 neg %eax f: 64 89 01 mov %eax,%fs:(%rcx) 12: 48 83 c8 ff or $0xffffffffffffffff,%rax 16: c3 ret 17: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 1e: 00 00 00 21: 66 90 xchg %ax,%ax 23: b8 57 00 00 00 mov $0x57,%eax 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d c9 83 0d 00 mov 0xd83c9(%rip),%rcx # 0xd8403 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d c9 83 0d 00 mov 0xd83c9(%rip),%rcx # 0xd83d9 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 42.662759][ T4696] RSP: 002b:00007fffd31fee38 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 42.671206][ T4696] RAX: ffffffffffffffda RBX: 00007fffef5b5c08 RCX: 00007ffff7df2a07 [ 42.679223][ T4696] RDX: 0000000000000000 RSI: 000000006638299e RDI: 00007fffd31fee60 [ 42.687242][ T4696] RBP: 00007fffd31fee60 R08: 0000000000000007 R09: 00007ffed4000b70 [ 42.695260][ T4696] R10: 00007fffd31fee00 R11: 0000000000000206 R12: 00007ffed4000b70 [ 42.703276][ T4696] R13: 00007ffff55e3ae0 R14: 00007ffff5940c08 R15: 00007fffd2a00000 [ 42.711295][ T4696] The kernel config is available at: https://download.01.org/0day-ci/archive/20240510/202405101352.bcf759f-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki