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X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Jan 2024 08:23:36.4971 (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: 5rsRDKNYIlVRBMw4GN/tsSMnQsrULFxL7HDdawmSgO7hUhct6rXvOg3zjEb/ul1RPyUZ1Njd4j256mEMBs4eIA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR11MB4943 X-OriginatorOrg: intel.com Hello, kernel test robot noticed "BUG:kernel_NULL_pointer_dereference,address" on: commit: 1cfe4ba685d9eb6123648a0d9bef2d3d57b078ef ("[PATCH v3 04/10] fscrypt: Drop d_revalidate once the key is added") url: https://github.com/intel-lab-lkp/linux/commits/Gabriel-Krisman-Bertazi/ovl-Reject-mounting-case-insensitive-filesystems/20240112-070113 base: https://git.kernel.org/cgit/linux/kernel/git/jaegeuk/f2fs.git dev-test patch link: https://lore.kernel.org/all/20240111225816.18117-5-krisman@suse.de/ patch subject: [PATCH v3 04/10] fscrypt: Drop d_revalidate once the key is added in testcase: fxmark version: fxmark-x86_64-0ce9491-1_20220601 with following parameters: disk: 1SSD media: ssd test: MWRL fstype: xfs directio: bufferedio cpufreq_governor: performance compiler: gcc-12 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/202401181648.4192e541-oliver.sang@intel.com [ 73.173380][ T6828] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 73.181338][ T6828] #PF: supervisor read access in kernel mode [ 73.187453][ T6828] #PF: error_code(0x0000) - not-present page [ 73.193566][ T6828] PGD 11cc47067 P4D 0 [ 73.197762][ T6828] Oops: 0000 [#1] SMP NOPTI [ 73.202383][ T6828] CPU: 16 PID: 6828 Comm: fxmark Tainted: G S 6.7.0-rc1-00176-g1cfe4ba685d9 #1 [ 73.212818][ T6828] Hardware name: Intel Corporation M50CYP2SB1U/M50CYP2SB1U, BIOS SE5C620.86B.01.01.0003.2104260124 04/26/2021 [ 73.224837][ T6828] RIP: 0010:__d_move (include/linux/fscrypt.h:241 fs/dcache.c:3003) [ 73.229912][ T6828] Code: c1 00 00 00 08 0f 84 ed 00 00 00 81 e1 3f 10 07 00 0f 84 e1 00 00 00 80 cc 40 89 c1 81 e1 ff ff ff fd 41 89 4d 00 49 8b 4d 60 <48> 81 39 10 21 4e 81 0f 84 66 01 00 00 83 43 04 01 41 83 45 04 01 All code ======== 0: c1 00 00 roll $0x0,(%rax) 3: 00 08 add %cl,(%rax) 5: 0f 84 ed 00 00 00 je 0xf8 b: 81 e1 3f 10 07 00 and $0x7103f,%ecx 11: 0f 84 e1 00 00 00 je 0xf8 17: 80 cc 40 or $0x40,%ah 1a: 89 c1 mov %eax,%ecx 1c: 81 e1 ff ff ff fd and $0xfdffffff,%ecx 22: 41 89 4d 00 mov %ecx,0x0(%r13) 26: 49 8b 4d 60 mov 0x60(%r13),%rcx 2a:* 48 81 39 10 21 4e 81 cmpq $0xffffffff814e2110,(%rcx) <-- trapping instruction 31: 0f 84 66 01 00 00 je 0x19d 37: 83 43 04 01 addl $0x1,0x4(%rbx) 3b: 41 83 45 04 01 addl $0x1,0x4(%r13) Code starting with the faulting instruction =========================================== 0: 48 81 39 10 21 4e 81 cmpq $0xffffffff814e2110,(%rcx) 7: 0f 84 66 01 00 00 je 0x173 d: 83 43 04 01 addl $0x1,0x4(%rbx) 11: 41 83 45 04 01 addl $0x1,0x4(%r13) [ 73.249920][ T6828] RSP: 0018:ffa000000a99bce8 EFLAGS: 00010206 [ 73.256134][ T6828] RAX: 0000000000480000 RBX: ff1100012cab5380 RCX: 0000000000000000 [ 73.264248][ T6828] RDX: ff1100012cab4609 RSI: 0000000000000000 RDI: ff1100012cab4600 [ 73.272366][ T6828] RBP: 0000000000000000 R08: 0000000000000000 R09: 000000000000020c [ 73.280473][ T6828] R10: ff110001622ddde0 R11: 0000000000010000 R12: 0000000000000000 [ 73.288584][ T6828] R13: ff1100012cab4600 R14: 0000000000000000 R15: ff1100012cab5200 [ 73.296699][ T6828] FS: 00007f1073011600(0000) GS:ff1100103f600000(0000) knlGS:0000000000000000 [ 73.305766][ T6828] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.312488][ T6828] CR2: 0000000000000000 CR3: 000000012af2a006 CR4: 0000000000771ef0 [ 73.320596][ T6828] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.328699][ T6828] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.336803][ T6828] PKRU: 55555554 [ 73.340485][ T6828] Call Trace: [ 73.343900][ T6828] [ 73.346960][ T6828] ? __die (arch/x86/kernel/dumpstack.c:421 arch/x86/kernel/dumpstack.c:434) [ 73.350983][ T6828] ? page_fault_oops (arch/x86/mm/fault.c:707) [ 73.355957][ T6828] ? exc_page_fault (arch/x86/include/asm/irqflags.h:37 arch/x86/include/asm/irqflags.h:72 arch/x86/mm/fault.c:1513 arch/x86/mm/fault.c:1561) [ 73.360837][ T6828] ? asm_exc_page_fault (arch/x86/include/asm/idtentry.h:570) [ 73.365974][ T6828] ? __d_move (include/linux/fscrypt.h:241 fs/dcache.c:3003) [ 73.370410][ T6828] ? __d_move (arch/x86/include/asm/atomic.h:23 include/linux/atomic/atomic-arch-fallback.h:457 include/linux/atomic/atomic-instrumented.h:33 include/asm-generic/qspinlock.h:57 include/linux/fsnotify_backend.h:580 fs/dcache.c:3002) [ 73.374846][ T6828] d_move (include/linux/seqlock.h:500 include/linux/seqlock.h:572 include/linux/seqlock.h:910 fs/dcache.c:3032) [ 73.378757][ T6828] vfs_rename (include/linux/fs.h:807 fs/namei.c:4864) [ 73.383189][ T6828] ? do_renameat2 (fs/namei.c:4996) [ 73.387963][ T6828] do_renameat2 (fs/namei.c:4996) [ 73.392568][ T6828] __x64_sys_rename (fs/namei.c:5040) [ 73.397336][ T6828] do_syscall_64 (arch/x86/entry/common.c:51 arch/x86/entry/common.c:82) [ 73.401835][ T6828] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129) [ 73.407817][ T6828] RIP: 0033:0x7f1072e83ed7 [ 73.412325][ T6828] Code: e8 6e 82 09 00 85 c0 0f 95 c0 0f b6 c0 f7 d8 5d c3 66 90 b8 ff ff ff ff 5d c3 66 0f 1f 84 00 00 00 00 00 b8 52 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 89 8f 17 00 f7 d8 64 89 02 b8 All code ======== 0: e8 6e 82 09 00 callq 0x98273 5: 85 c0 test %eax,%eax 7: 0f 95 c0 setne %al a: 0f b6 c0 movzbl %al,%eax d: f7 d8 neg %eax f: 5d pop %rbp 10: c3 retq 11: 66 90 xchg %ax,%ax 13: b8 ff ff ff ff mov $0xffffffff,%eax 18: 5d pop %rbp 19: c3 retq 1a: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 21: 00 00 23: b8 52 00 00 00 mov $0x52,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 01 ja 0x33 32: c3 retq 33: 48 8b 15 89 8f 17 00 mov 0x178f89(%rip),%rdx # 0x178fc3 3a: f7 d8 neg %eax 3c: 64 89 02 mov %eax,%fs:(%rdx) 3f: b8 .byte 0xb8 Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 01 ja 0x9 8: c3 retq 9: 48 8b 15 89 8f 17 00 mov 0x178f89(%rip),%rdx # 0x178f99 10: f7 d8 neg %eax 12: 64 89 02 mov %eax,%fs:(%rdx) 15: b8 .byte 0xb8 [ 73.432265][ T6828] RSP: 002b:00007ffe3fb6db98 EFLAGS: 00000202 ORIG_RAX: 0000000000000052 [ 73.440777][ T6828] RAX: ffffffffffffffda RBX: 00007f107300d840 RCX: 00007f1072e83ed7 [ 73.448853][ T6828] RDX: 0000000000000000 RSI: 00007ffe3fb6eba0 RDI: 00007ffe3fb6dba0 [ 73.456921][ T6828] RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffe3fb6d937 [ 73.464983][ T6828] R10: fffffffffffffa2e R11: 0000000000000202 R12: 000055ef6a56d0a2 [ 73.473046][ T6828] R13: 00007ffe3fb6eba0 R14: 00007ffe3fb6dba0 R15: 00007f1073004000 [ 73.481105][ T6828] [ 73.484219][ T6828] Modules linked in: xfs loop btrfs blake2b_generic xor raid6_pq libcrc32c sd_mod t10_pi crc64_rocksoft_generic crc64_rocksoft crc64 sg intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel sha512_ssse3 rapl intel_cstate ast ahci libahci ipmi_ssif mei_me acpi_ipmi ioatdma drm_shmem_helper intel_uncore i2c_i801 dax_hmem ipmi_si libata drm_kms_helper mei joydev i2c_smbus dca intel_pch_thermal wmi ipmi_devintf ipmi_msghandler acpi_pad acpi_power_meter drm fuse ip_tables [ 73.538153][ T6828] CR2: 0000000000000000 [ 73.542418][ T6828] ---[ end trace 0000000000000000 ]--- [ 73.560053][ T6828] pstore: backend (erst) writing error (-28) [ 73.566136][ T6828] RIP: 0010:__d_move (include/linux/fscrypt.h:241 fs/dcache.c:3003) [ 73.571178][ T6828] Code: c1 00 00 00 08 0f 84 ed 00 00 00 81 e1 3f 10 07 00 0f 84 e1 00 00 00 80 cc 40 89 c1 81 e1 ff ff ff fd 41 89 4d 00 49 8b 4d 60 <48> 81 39 10 21 4e 81 0f 84 66 01 00 00 83 43 04 01 41 83 45 04 01 All code ======== 0: c1 00 00 roll $0x0,(%rax) 3: 00 08 add %cl,(%rax) 5: 0f 84 ed 00 00 00 je 0xf8 b: 81 e1 3f 10 07 00 and $0x7103f,%ecx 11: 0f 84 e1 00 00 00 je 0xf8 17: 80 cc 40 or $0x40,%ah 1a: 89 c1 mov %eax,%ecx 1c: 81 e1 ff ff ff fd and $0xfdffffff,%ecx 22: 41 89 4d 00 mov %ecx,0x0(%r13) 26: 49 8b 4d 60 mov 0x60(%r13),%rcx 2a:* 48 81 39 10 21 4e 81 cmpq $0xffffffff814e2110,(%rcx) <-- trapping instruction 31: 0f 84 66 01 00 00 je 0x19d 37: 83 43 04 01 addl $0x1,0x4(%rbx) 3b: 41 83 45 04 01 addl $0x1,0x4(%r13) Code starting with the faulting instruction =========================================== 0: 48 81 39 10 21 4e 81 cmpq $0xffffffff814e2110,(%rcx) 7: 0f 84 66 01 00 00 je 0x173 d: 83 43 04 01 addl $0x1,0x4(%rbx) 11: 41 83 45 04 01 addl $0x1,0x4(%r13) The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20240118/202401181648.4192e541-oliver.sang@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki