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Howlett" , willy@infradead.org, vernon2gm@gmail.com, Vlastimil Babka , Arnd Bergmann , Anders Roxell Content-Type: text/plain; charset="UTF-8" X-Stat-Signature: kkd56868aze9cjsw46jnqto4jyiewt3n X-Rspam-User: X-Rspamd-Queue-Id: E3DE740005 X-Rspamd-Server: rspam06 X-HE-Tag: 1679556956-507719 X-HE-Meta: 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 qU/xIF/o VRW3HAFdXaxlDkI0mau6bQMEthfo9k/EjiXDgyQBa2N4yCALJRmyZBhko2obXdd5riu66SHlzEvi87uf4uKgY7xjfQOQcoxJTb+Ru50c7v7LKPhOaNXARbcZO8J1pzGxEOWN/k4bi2AdqZxDjyw4nRS4TqHYQa2wjWx+WYpvrmY+gN/5l4TerDEEn3DAuQVCEIVb0bFf9XPk68Nk0UASYnbxB/J2Dee8hRbecGuygRoUHu5OE0UPZtgBXzKstbOGKcKtFSLwmlINT2MQni5T51uB1WgQYIu9QnTctjlDQ2kdblxpYg2D8BqV3XCns+71duVeTpQkjKDXyh9MLzcrjhytZCtZHmBKgeYovQdWyw8hrM+zRZ7keF4HSazbbCVYfvacCFIZ798CHvyFT1Vizrv2wEAgCjwOQiPsoodwaCs4zL1Y= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: The following kernel crash was noticed on arm x15, arm64 hikey-6220, Juno-r2, x86_64 and i386 devices on Linux next-20230323. Reported-by: Linux Kernel Functional Testing crash log on arm64: --------------- [ 19.281223] Unable to handle kernel paging request at virtual address 0000000000100111 [ 19.289189] Mem abort info: [ 19.291995] ESR = 0x0000000096000006 [ 19.295757] EC = 0x25: DABT (current EL), IL = 32 bits [ 19.301086] SET = 0, FnV = 0 [ 19.304151] EA = 0, S1PTW = 0 [ 19.307302] FSC = 0x06: level 2 translation fault [ 19.312194] Data abort info: [ 19.315083] ISV = 0, ISS = 0x00000006 [ 19.318930] CM = 0, WnR = 0 [ 19.321901] user pgtable: 4k pages, 48-bit VAs, pgdp=00000008a23c5000 [ 19.328374] [0000000000100111] pgd=08000008a14c5003, p4d=08000008a14c5003, pud=08000008a14c6003, pmd=0000000000000000 [ 19.339037] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 19.345315] Modules linked in: [ 19.348373] CPU: 2 PID: 1 Comm: init Not tainted 6.3.0-rc3-next-20230323 #1 [ 19.355347] Hardware name: ARM Juno development board (r2) (DT) [ 19.361273] pstate: 40000005 (nZcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 19.368246] pc : vma_merge (mm/mmap.c:952 (discriminator 1)) [ 19.371917] lr : vma_merge (mm/mmap.c:945) [ 19.375670] sp : ffff80000b37bb40 [ 19.378985] x29: ffff80000b37bb40 x28: ffff000820c0ff20 x27: 0000000000000000 [ 19.386139] x26: ffff000820c17210 x25: ffff000800bfac00 x24: 0000ffff8e8b7000 [ 19.393293] x23: 0000000000100071 x22: ffff000800898d80 x21: 0000000000100071 [ 19.400446] x20: ffff80000b37bd18 x19: 0000ffff8e8ba000 x18: ffff80000b37bd18 [ 19.407599] x17: 0000000000000000 x16: ffff8000099a58c8 x15: 0000ffff8e9aefff [ 19.414752] x14: 0000ffff8e8b7000 x13: 1fffe001041bb361 x12: ffff80000b37baf8 [ 19.421905] x11: ffff000822473400 x10: ffff000820dd9b08 x9 : ffff80000830fc64 [ 19.429057] x8 : 0000ffff8e8b7000 x7 : 0000ffff8e8b7000 x6 : ffff000820dd9b50 [ 19.436210] x5 : ffff000820c0ff20 x4 : 0000000000000187 x3 : ffff000800bfac00 [ 19.443363] x2 : 0000000000000000 x1 : 0000000000100071 x0 : 0000000000000000 [ 19.450515] Call trace: [ 19.452960] vma_merge (mm/mmap.c:952 (discriminator 1)) [ 19.456279] mprotect_fixup (mm/mprotect.c:676) [ 19.460034] do_mprotect_pkey.constprop.0 (mm/mprotect.c:862) [ 19.465094] __arm64_sys_mprotect (mm/mprotect.c:880) [ 19.469283] invoke_syscall (arch/arm64/include/asm/current.h:19 arch/arm64/kernel/syscall.c:57) [ 19.473041] el0_svc_common (arch/arm64/include/asm/daifflags.h:28 arch/arm64/kernel/syscall.c:150) [ 19.476796] do_el0_svc (arch/arm64/kernel/syscall.c:194) [ 19.480117] el0_svc (arch/arm64/include/asm/daifflags.h:28 arch/arm64/kernel/entry-common.c:133 arch/arm64/kernel/entry-common.c:142 arch/arm64/kernel/entry-common.c:638) [ 19.483177] el0t_64_sync_handler (arch/arm64/kernel/entry-common.c:656) [ 19.487454] el0t_64_sync (arch/arm64/kernel/entry.S:591) [ 19.491123] Code: eb18001f 54000800 52800002 b40004d7 (f94052e1) All code ======== 0:* 1f (bad) <-- trapping instruction 1: 00 18 add %bl,(%rax) 3: eb 00 jmp 0x5 5: 08 00 or %al,(%rax) 7: 54 push %rsp 8: 02 00 add (%rax),%al a: 80 52 d7 04 adcb $0x4,-0x29(%rdx) e: 00 .byte 0x0 f: b4 e1 mov $0xe1,%ah 11: 52 push %rdx 12: 40 f9 rex stc Code starting with the faulting instruction =========================================== 0: e1 52 loope 0x54 2: 40 f9 rex stc [ 19.497226] ---[ end trace 0000000000000000 ]--- [ 19.501883] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b [ 19.509551] SMP: stopping secondary CPUs [ 19.513665] Kernel Offset: disabled [ 19.517152] CPU features: 0x400002,0c3c0400,0000421b [ 19.522123] Memory Limit: none [ 19.525181] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b ]--- metadata: git_ref: master git_repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next git_sha: 7c4a254d78f89546d0e74a40617ef24c6151c8d1 git_describe: next-20230323 kernel_version: 6.3.0-rc3 kernel-config: https://storage.tuxsuite.com/public/linaro/lkft/builds/2NOjwfRUa0fjWWZBWCUG4Ypift7/config build-url: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next/-/pipelines/815177945 artifact-location: https://storage.tuxsuite.com/public/linaro/lkft/builds/2NOjwfRUa0fjWWZBWCUG4Ypift7 toolchain: gcc-11 -- Linaro LKFT https://lkft.linaro.org