Greg,

On Fri, 18 Jan 2019 at 14:30, Greg KH gregkh@linuxfoundation.org wrote:

On Fri, Jan 18, 2019 at 08:50:56AM +0000, Linaro QA wrote:

...

Summary

kernel: 4.20.4-rc1 git repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git git branch: linux-4.20.y git commit: 5592f5bf010b417cdc53f052f3de9be4f227ce28 git describe: v4.20.3-15-g5592f5bf010b Test details: https://qa-reports.linaro.org/lkft/linux-stable-rc-4.20-oe-sanity/build/v4.2...

Regressions (compared to build v4.20.3)

i386: boot: * x86

* test src: not informed

No fixes (compared to build v4.20.3)

Boards, architectures and test suites:

i386

• boot - fail: 1

This was to be expected, nice catch.

FYI,

Kernel crash log on i386,

[ 12.387094] Kernel panic - not syncing: boot canary hit [ 12.392342] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 4.20.4-rc1 #1 [ 12.398616] Hardware name: Supermicro SYS-5019S-ML/X11SSH-F, BIOS 2.0b 07/27/2017 [ 12.406095] Call Trace: [ 12.408551] dump_stack+0x66/0x96 [ 12.411871] ? rest_init+0x150/0x230 [ 12.415450] panic+0xa8/0x1ec [ 12.418419] ? rest_init+0x230/0x230 [ 12.421991] kernel_init+0x48/0x60 [ 12.425396] ret_from_fork+0x2e/0x38 [ 12.429023] Kernel Offset: 0x8c00000 from 0xc1000000 (relocation range: 0xc0000000-0xf77fdfff) [ 12.437640] ---[ end Kernel panic - not syncing: boot canary hit ]--- [ 12.444083] ------------[ cut here ]------------

arm64 - Juno

[ 18.348736] Kernel panic - not syncing: boot canary hit [ 18.353919] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 4.20.4-rc1 #1 [ 18.360128] Hardware name: ARM Juno development board (r2) (DT) [ 18.365992] Call trace: [ 18.368423] dump_backtrace+0x0/0x190 [ 18.372052] show_stack+0x24/0x30 [ 18.375341] dump_stack+0xb0/0xec [ 18.378627] panic+0x150/0x2cc [ 18.381654] kernel_init+0x54/0x68 [ 18.385026] ret_from_fork+0x10/0x1c [ 18.388611] SMP: stopping secondary CPUs [ 18.392672] Kernel Offset: disabled [ 18.396153] CPU features: 0x2,25806004 [ 18.399866] Memory Limit: none [ 18.402918] ---[ end Kernel panic - not syncing: boot canary hit ]---

x86_64,

[ 5.209029] Kernel panic - not syncing: boot canary hit [ 5.214283] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.20.4-rc1 #1 [ 5.220579] Hardware name: Generic DRA74X (Flattened Device Tree) [ 5.226712] [<c0413f84>] (unwind_backtrace) from [<c040e0e4>] (show_stack+0x18/0x1c) [ 5.234496] [<c040e0e4>] (show_stack) from [<c117b120>] (dump_stack+0xac/0xd8) [ 5.241758] [<c117b120>] (dump_stack) from [<c044c4f4>] (panic+0x11c/0x2ac) [ 5.248757] [<c044c4f4>] (panic) from [<c119577c>] (kernel_init+0x58/0x68) [ 5.255668] [<c119577c>] (kernel_init) from [<c04010ac>] (ret_from_fork+0x14/0x28) [ 5.263272] Exception stack(0xee179fb0 to 0xee179ff8) [ 5.268347] 9fa0: 00000000 00000000 00000000 00000000 [ 5.276564] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 5.284779] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 5.291506] CPU0: stopping [ 5.294302] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.20.4-rc1 #1 [ 5.300596] Hardware name: Generic DRA74X (Flattened Device Tree) [ 5.306724] [<c0413f84>] (unwind_backtrace) from [<c040e0e4>] (show_stack+0x18/0x1c) [ 5.314504] [<c040e0e4>] (show_stack) from [<c117b120>] (dump_stack+0xac/0xd8) [ 5.321763] [<c117b120>] (dump_stack) from [<c0411ec0>] (handle_IPI+0x3f0/0x404) [ 5.329196] [<c0411ec0>] (handle_IPI) from [<c04024e8>] (gic_handle_irq+0xa0/0xa4) [ 5.336802] [<c04024e8>] (gic_handle_irq) from [<c04019bc>] (__irq_svc+0x5c/0x7c) [ 5.344319] Exception stack(0xc1c01f00 to 0xc1c01f48) [ 5.349395] 1f00: 00000001 00000001 00000000 c1c0e800 ffffe000 c1c084c0 c1c08508 00000001 [ 5.357609] 1f20: 00000000 c1c08488 c1b9ef30 00000000 00000000 c1c01f50 c04b73a0 c040a2d0 [ 5.365822] 1f40: 20000013 ffffffff [ 5.369333] [<c04019bc>] (__irq_svc) from [<c040a2d0>] (arch_cpu_idle+0x2c/0x44) [ 5.376769] [<c040a2d0>] (arch_cpu_idle) from [<c119d128>] (default_idle_call+0x2c/0x40) [ 5.384901] [<c119d128>] (default_idle_call) from [<c04884b4>] (do_idle+0x1d0/0x2b8) [ 5.392681] [<c04884b4>] (do_idle) from [<c048897c>] (cpu_startup_entry+0x20/0x24) [ 5.400289] [<c048897c>] (cpu_startup_entry) from [<c1a00f28>] (start_kernel+0x4a0/0x4d0) [ 5.408518] ---[ end Kernel panic - not syncing: boot canary hit ]---

- Naresh