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X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Hello When scanning MTD partitions my kernel panic: Searching for RedBoot partition table in 30000000.flash at offset 0xfe0000 7 RedBoot partitions found on MTD device 30000000.flash Creating 7 MTD partitions on "30000000.flash": 0x000000000000-0x000000020000 : "BOOT" 8<--- cut here --- Unable to handle kernel NULL pointer dereference at virtual address 00000034 pgd = (ptrval) [00000034] *pgd=00000000 Internal error: Oops: 17 [#1] PREEMPT ARM Modules linked in: CPU: 0 PID: 1 Comm: swapper Not tainted 5.13.0-rc6-next-20210615+ #101 Hardware name: Gemini (Device Tree) PC is at _set_bit+0x20/0x4c LR is at blk_queue_write_cache+0x20/0x5c pc : [] lr : [] psr: 60000093 sp : c1439ca0 ip : 60000013 fp : c4058c00 r10: 00000000 r9 : c4058ab8 r8 : c1c553b8 r7 : c3f71080 r6 : 00000000 r5 : 00000000 r4 : 00000000 r3 : 00020000 r2 : 00000011 r1 : 00000034 r0 : 00000000 Flags: nZCv IRQs off FIQs on Mode SVC_32 ISA ARM Segment none Control: 0000397f Table: 02338000 DAC: 00000053 Register r0 information: NULL pointer Register r1 information: non-paged memory Register r2 information: non-paged memory Register r3 information: non-paged memory Register r4 information: NULL pointer Register r5 information: NULL pointer Register r6 information: NULL pointer Register r7 information: slab kmalloc-128 start c3f71080 pointer offset 0 size 128 Register r8 information: slab dentry start c1c553b8 pointer offset 0 size 40 Register r9 information: slab kmalloc-1k start c4058800 pointer offset 696 size 1024 Register r10 information: NULL pointer Register r11 information: slab kmalloc-1k start c4058c00 pointer offset 0 size 1024 Register r12 information: non-paged memory Process swapper (pid: 1, stack limit = 0x(ptrval)) Stack: (0xc1439ca0 to 0xc143a000) 9ca0: c231a480 c07ab67c 00000000 c03cd1b8 00000000 c00f4b18 c07ab67c c231a480 9cc0: c4058c00 c07ab67c 05a00000 c03ce474 c07ab67c c4058c00 c07ab658 c03ccf88 9ce0: c4058c00 c07ab660 c07ab434 c03c7328 c068ab50 00000000 c4058cf8 c40912c0 9d00: ffffffff 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9d20: 00000101 00000000 00000001 c03c6ba8 00000000 00020000 00000001 00000001 9d40: c4058c00 00000000 00000000 4af56ea3 00000000 c4058800 c4058800 c406f000 9d60: 00000007 c03ca0fc 00000000 00000000 00000007 c07ab638 c05c6c84 00000000 9d80: 00000007 c4058800 c1438000 00000000 00000000 c03c9f90 00000001 c05c6c88 9da0: 00000000 00000000 c406f000 00000007 c07ab638 4af56ea3 00002201 c4058800 9dc0: c05c6c84 00000000 00000000 c221c2a0 c2215810 00000000 00000000 c03c7694 9de0: 00000001 c4009c20 c4008500 c2215800 c221c2a0 c03dc4a0 00000000 c0196864 9e00: 00000000 c4008500 c4052b58 00000000 00000002 4af56ea3 00000000 00000000 9e20: c2215810 c07ab928 00000000 c07ab928 00000000 c07bb000 c06f73e0 c037b898 9e40: c2215810 c0815554 00000000 00000000 c07ab928 c03796fc c2215810 c07ab928 9e60: c2215854 c07ab928 c071c830 c06d408c c07bb000 c0379b4c c2215810 00000000 9e80: c2215854 c037a0ec 00000000 c07ab928 c2215810 c07a9fb0 c071c830 c037a17c 9ea0: 00000000 c07ab928 c037a0f4 c0377584 c143e11c c143e10c c140c530 4af56ea3 9ec0: c07ab928 c4008480 00000000 c0378a68 c068d2f4 c068d2f4 c06f73e0 c07ab928 9ee0: 00000000 00000000 c07bb000 c037a818 c07117f8 ffffe000 00000000 c00097ac 9f00: c1403b00 c1403b08 c1403aff c0035200 00000000 c0694bc0 0000009f 00000000 9f20: 00000000 c06f73e0 00000006 00000006 00000000 c1403b16 c1403b1d 4af56ea3 9f40: 00000000 00000006 0000009f 4af56ea3 c071c84c c0724380 00000007 c1403b00 9f60: c071c850 c06f8108 00000006 00000006 00000000 c06f73e0 00000000 0000009f 9f80: c0558560 00000000 c0558560 00000000 00000000 00000000 00000000 00000000 9fa0: 00000000 c0558570 00000000 c0008348 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 00000000 00000000 [] (_set_bit) from [] (blk_queue_write_cache+0x20/0x5c) [] (blk_queue_write_cache) from [] (add_mtd_blktrans_dev+0x218/0x3cc) [] (add_mtd_blktrans_dev) from [] (mtdblock_add_mtd+0x60/0x78) [] (mtdblock_add_mtd) from [] (blktrans_notify_add+0x3c/0x54) [] (blktrans_notify_add) from [] (add_mtd_device+0x3bc/0x5e8) [] (add_mtd_device) from [] (add_mtd_partitions+0xc4/0x16c) [] (add_mtd_partitions) from [] (parse_mtd_partitions+0x370/0x418) [] (parse_mtd_partitions) from [] (mtd_device_parse_register+0x74/0x2c4) [] (mtd_device_parse_register) from [] (physmap_flash_probe+0x5e8/0x808) [] (physmap_flash_probe) from [] (platform_probe+0x5c/0xbc) [] (platform_probe) from [] (really_probe+0xf8/0x4e8) [] (really_probe) from [] (driver_probe_device+0x60/0xb8) [] (driver_probe_device) from [] (device_driver_attach+0xa8/0xb0) [] (device_driver_attach) from [] (__driver_attach+0x88/0x11c) [] (__driver_attach) from [] (bus_for_each_dev+0x78/0xc4) [] (bus_for_each_dev) from [] (bus_add_driver+0xe8/0x1d0) [] (bus_add_driver) from [] (driver_register+0x88/0x118) [] (driver_register) from [] (do_one_initcall+0x50/0x1e0) [] (do_one_initcall) from [] (kernel_init_freeable+0x178/0x200) [] (kernel_init_freeable) from [] (kernel_init+0x10/0x100) [] (kernel_init) from [] (ret_from_fork+0x14/0x2c) Exception stack(0xc1439fb0 to 0xc1439ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Code: e3a03001 e1a03213 e10fc000 e321f093 (e7912100) ---[ end trace f3b2f52ba3b0d435 ]--- Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b ]--- This happen on 5.13.0-rc6-next-20210615+ on my ARM Gemini ssi1328. Regards ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/