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wzyy2
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Jun 19, 2017
With ARM64_64K_PAGES and RANDOMIZE_TEXT_OFFSET enabled, we hit the following issue on the boot: kernel BUG at arch/arm64/mm/mmu.c:480! Internal error: Oops - BUG: 0 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 0 Comm: swapper Not tainted 4.6.0 torvalds#310 Hardware name: ARM Juno development board (r2) (DT) task: ffff000008d58a80 ti: ffff000008d30000 task.ti: ffff000008d30000 PC is at map_kernel_segment+0x44/0xb0 LR is at paging_init+0x84/0x5b0 pc : [<ffff000008c450b4>] lr : [<ffff000008c451a4>] pstate: 600002c5 Call trace: [<ffff000008c450b4>] map_kernel_segment+0x44/0xb0 [<ffff000008c451a4>] paging_init+0x84/0x5b0 [<ffff000008c42728>] setup_arch+0x198/0x534 [<ffff000008c40848>] start_kernel+0x70/0x388 [<ffff000008c401bc>] __primary_switched+0x30/0x74 Commit 7eb90f2 ("arm64: cover the .head.text section in the .text segment mapping") removed the alignment between the .head.text and .text sections, and used the _text rather than the _stext interval for mapping the .text segment. Prior to this commit _stext was always section aligned and didn't cause any issue even when RANDOMIZE_TEXT_OFFSET was enabled. Since that alignment has been removed and _text is used to map the .text segment, we need ensure _text is always page aligned when RANDOMIZE_TEXT_OFFSET is enabled. This patch adds logic to TEXT_OFFSET fuzzing to ensure that the offset is always aligned to the kernel page size. To ensure this, we rely on the PAGE_SHIFT being available via Kconfig. Signed-off-by: Mark Rutland <mark.rutland@arm.com> Reported-by: Sudeep Holla <sudeep.holla@arm.com> Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will.deacon@arm.com> Fixes: 7eb90f2 ("arm64: cover the .head.text section in the .text segment mapping") Signed-off-by: Will Deacon <will.deacon@arm.com> (cherry picked from commit aed7eb8) Signed-off-by: Alex Shi <alex.shi@linaro.org>
fengguang
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Apr 8, 2021
…format For incoming SCO connection with transparent coding format, alt setting of CVSD is getting applied instead of Transparent. Before fix: < HCI Command: Accept Synchron.. (0x01|0x0029) plen 21 #2196 [hci0] 321.342548 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 #2197 [hci0] 321.343585 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Comp.. (0x2c) plen 17 #2198 [hci0] 321.351666 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) ........ > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2336 [hci0] 321.383655 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2337 [hci0] 321.389558 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2338 [hci0] 321.393615 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2339 [hci0] 321.393618 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2340 [hci0] 321.393618 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2341 [hci0] 321.397070 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2342 [hci0] 321.403622 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2343 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2344 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2345 [hci0] 321.403625 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2346 [hci0] 321.404569 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2347 [hci0] 321.412091 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2348 [hci0] 321.413626 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2349 [hci0] 321.413630 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2350 [hci0] 321.413630 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2351 [hci0] 321.419674 After fix: < HCI Command: Accept Synchronou.. (0x01|0x0029) plen 21 torvalds#309 [hci0] 49.439693 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 torvalds#310 [hci0] 49.440308 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Complete (0x2c) plen 17 torvalds#311 [hci0] 49.449308 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#312 [hci0] 49.450421 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#313 [hci0] 49.457927 > HCI Event: Max Slots Change (0x1b) plen 3 torvalds#314 [hci0] 49.460345 Handle: 256 Max slots: 5 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#315 [hci0] 49.465453 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#316 [hci0] 49.470502 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#317 [hci0] 49.470519 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#318 [hci0] 49.472996 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#319 [hci0] 49.480412 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#320 [hci0] 49.480492 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#321 [hci0] 49.487989 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#322 [hci0] 49.490303 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#323 [hci0] 49.495496 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#324 [hci0] 49.500304 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#325 [hci0] 49.500311 Signed-off-by: Kiran K <kiran.k@intel.com> Signed-off-by: Lokendra Singh <lokendra.singh@intel.com>
fengguang
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May 7, 2021
…format For incoming SCO connection with transparent coding format, alt setting of CVSD is getting applied instead of Transparent. Before fix: < HCI Command: Accept Synchron.. (0x01|0x0029) plen 21 #2196 [hci0] 321.342548 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 #2197 [hci0] 321.343585 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Comp.. (0x2c) plen 17 #2198 [hci0] 321.351666 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) ........ > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2336 [hci0] 321.383655 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2337 [hci0] 321.389558 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2338 [hci0] 321.393615 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2339 [hci0] 321.393618 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2340 [hci0] 321.393618 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2341 [hci0] 321.397070 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2342 [hci0] 321.403622 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2343 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2344 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2345 [hci0] 321.403625 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2346 [hci0] 321.404569 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2347 [hci0] 321.412091 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2348 [hci0] 321.413626 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2349 [hci0] 321.413630 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2350 [hci0] 321.413630 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2351 [hci0] 321.419674 After fix: < HCI Command: Accept Synchronou.. (0x01|0x0029) plen 21 torvalds#309 [hci0] 49.439693 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 torvalds#310 [hci0] 49.440308 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Complete (0x2c) plen 17 torvalds#311 [hci0] 49.449308 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#312 [hci0] 49.450421 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#313 [hci0] 49.457927 > HCI Event: Max Slots Change (0x1b) plen 3 torvalds#314 [hci0] 49.460345 Handle: 256 Max slots: 5 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#315 [hci0] 49.465453 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#316 [hci0] 49.470502 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#317 [hci0] 49.470519 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#318 [hci0] 49.472996 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#319 [hci0] 49.480412 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#320 [hci0] 49.480492 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#321 [hci0] 49.487989 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#322 [hci0] 49.490303 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#323 [hci0] 49.495496 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#324 [hci0] 49.500304 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#325 [hci0] 49.500311 Signed-off-by: Kiran K <kiran.k@intel.com> Signed-off-by: Lokendra Singh <lokendra.singh@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
roxell
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to roxell/linux
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this pull request
May 10, 2021
…format For incoming SCO connection with transparent coding format, alt setting of CVSD is getting applied instead of Transparent. Before fix: < HCI Command: Accept Synchron.. (0x01|0x0029) plen 21 #2196 [hci0] 321.342548 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 #2197 [hci0] 321.343585 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Comp.. (0x2c) plen 17 #2198 [hci0] 321.351666 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) ........ > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2336 [hci0] 321.383655 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2337 [hci0] 321.389558 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2338 [hci0] 321.393615 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2339 [hci0] 321.393618 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2340 [hci0] 321.393618 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2341 [hci0] 321.397070 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2342 [hci0] 321.403622 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2343 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2344 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2345 [hci0] 321.403625 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2346 [hci0] 321.404569 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2347 [hci0] 321.412091 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2348 [hci0] 321.413626 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2349 [hci0] 321.413630 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2350 [hci0] 321.413630 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2351 [hci0] 321.419674 After fix: < HCI Command: Accept Synchronou.. (0x01|0x0029) plen 21 torvalds#309 [hci0] 49.439693 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 torvalds#310 [hci0] 49.440308 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Complete (0x2c) plen 17 torvalds#311 [hci0] 49.449308 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#312 [hci0] 49.450421 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#313 [hci0] 49.457927 > HCI Event: Max Slots Change (0x1b) plen 3 torvalds#314 [hci0] 49.460345 Handle: 256 Max slots: 5 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#315 [hci0] 49.465453 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#316 [hci0] 49.470502 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#317 [hci0] 49.470519 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#318 [hci0] 49.472996 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#319 [hci0] 49.480412 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#320 [hci0] 49.480492 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#321 [hci0] 49.487989 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#322 [hci0] 49.490303 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#323 [hci0] 49.495496 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#324 [hci0] 49.500304 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#325 [hci0] 49.500311 Signed-off-by: Kiran K <kiran.k@intel.com> Signed-off-by: Lokendra Singh <lokendra.singh@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
nbdd0121
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May 29, 2021
rust/kernel/traits: fix rustdoc warnings
fengguang
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to 0day-ci/linux
that referenced
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Jun 28, 2021
…format For incoming SCO connection with transparent coding format, alt setting of CVSD is getting applied instead of Transparent. Before fix: < HCI Command: Accept Synchron.. (0x01|0x0029) plen 21 #2196 [hci0] 321.342548 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 #2197 [hci0] 321.343585 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Comp.. (0x2c) plen 17 #2198 [hci0] 321.351666 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) ........ > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2336 [hci0] 321.383655 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2337 [hci0] 321.389558 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2338 [hci0] 321.393615 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2339 [hci0] 321.393618 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2340 [hci0] 321.393618 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2341 [hci0] 321.397070 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2342 [hci0] 321.403622 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2343 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2344 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2345 [hci0] 321.403625 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2346 [hci0] 321.404569 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2347 [hci0] 321.412091 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2348 [hci0] 321.413626 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2349 [hci0] 321.413630 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2350 [hci0] 321.413630 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2351 [hci0] 321.419674 After fix: < HCI Command: Accept Synchronou.. (0x01|0x0029) plen 21 torvalds#309 [hci0] 49.439693 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 torvalds#310 [hci0] 49.440308 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Complete (0x2c) plen 17 torvalds#311 [hci0] 49.449308 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#312 [hci0] 49.450421 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#313 [hci0] 49.457927 > HCI Event: Max Slots Change (0x1b) plen 3 torvalds#314 [hci0] 49.460345 Handle: 256 Max slots: 5 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#315 [hci0] 49.465453 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#316 [hci0] 49.470502 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#317 [hci0] 49.470519 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#318 [hci0] 49.472996 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#319 [hci0] 49.480412 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#320 [hci0] 49.480492 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#321 [hci0] 49.487989 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#322 [hci0] 49.490303 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#323 [hci0] 49.495496 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#324 [hci0] 49.500304 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#325 [hci0] 49.500311 Signed-off-by: Kiran K <kiran.k@intel.com> Signed-off-by: Lokendra Singh <lokendra.singh@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
intersectRaven
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this pull request
Jul 19, 2021
…format [ Upstream commit 06d213d ] For incoming SCO connection with transparent coding format, alt setting of CVSD is getting applied instead of Transparent. Before fix: < HCI Command: Accept Synchron.. (0x01|0x0029) plen 21 #2196 [hci0] 321.342548 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 #2197 [hci0] 321.343585 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Comp.. (0x2c) plen 17 #2198 [hci0] 321.351666 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) ........ > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2336 [hci0] 321.383655 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2337 [hci0] 321.389558 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2338 [hci0] 321.393615 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2339 [hci0] 321.393618 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2340 [hci0] 321.393618 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2341 [hci0] 321.397070 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2342 [hci0] 321.403622 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2343 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2344 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2345 [hci0] 321.403625 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2346 [hci0] 321.404569 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2347 [hci0] 321.412091 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2348 [hci0] 321.413626 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2349 [hci0] 321.413630 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2350 [hci0] 321.413630 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2351 [hci0] 321.419674 After fix: < HCI Command: Accept Synchronou.. (0x01|0x0029) plen 21 torvalds#309 [hci0] 49.439693 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 torvalds#310 [hci0] 49.440308 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Complete (0x2c) plen 17 torvalds#311 [hci0] 49.449308 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#312 [hci0] 49.450421 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#313 [hci0] 49.457927 > HCI Event: Max Slots Change (0x1b) plen 3 torvalds#314 [hci0] 49.460345 Handle: 256 Max slots: 5 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#315 [hci0] 49.465453 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#316 [hci0] 49.470502 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#317 [hci0] 49.470519 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#318 [hci0] 49.472996 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#319 [hci0] 49.480412 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#320 [hci0] 49.480492 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#321 [hci0] 49.487989 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#322 [hci0] 49.490303 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#323 [hci0] 49.495496 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#324 [hci0] 49.500304 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#325 [hci0] 49.500311 Signed-off-by: Kiran K <kiran.k@intel.com> Signed-off-by: Lokendra Singh <lokendra.singh@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
damentz
referenced
this pull request
in zen-kernel/zen-kernel
Jul 19, 2021
…format [ Upstream commit 06d213d ] For incoming SCO connection with transparent coding format, alt setting of CVSD is getting applied instead of Transparent. Before fix: < HCI Command: Accept Synchron.. (0x01|0x0029) plen 21 #2196 [hci0] 321.342548 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 #2197 [hci0] 321.343585 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Comp.. (0x2c) plen 17 #2198 [hci0] 321.351666 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) ........ > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2336 [hci0] 321.383655 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2337 [hci0] 321.389558 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2338 [hci0] 321.393615 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2339 [hci0] 321.393618 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2340 [hci0] 321.393618 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2341 [hci0] 321.397070 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2342 [hci0] 321.403622 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2343 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2344 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2345 [hci0] 321.403625 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2346 [hci0] 321.404569 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2347 [hci0] 321.412091 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2348 [hci0] 321.413626 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2349 [hci0] 321.413630 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2350 [hci0] 321.413630 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2351 [hci0] 321.419674 After fix: < HCI Command: Accept Synchronou.. (0x01|0x0029) plen 21 #309 [hci0] 49.439693 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 #310 [hci0] 49.440308 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Complete (0x2c) plen 17 #311 [hci0] 49.449308 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) < SCO Data TX: Handle 257 flags 0x00 dlen 60 #312 [hci0] 49.450421 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #313 [hci0] 49.457927 > HCI Event: Max Slots Change (0x1b) plen 3 #314 [hci0] 49.460345 Handle: 256 Max slots: 5 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #315 [hci0] 49.465453 > SCO Data RX: Handle 257 flags 0x00 dlen 60 #316 [hci0] 49.470502 > SCO Data RX: Handle 257 flags 0x00 dlen 60 #317 [hci0] 49.470519 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #318 [hci0] 49.472996 > SCO Data RX: Handle 257 flags 0x00 dlen 60 #319 [hci0] 49.480412 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #320 [hci0] 49.480492 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #321 [hci0] 49.487989 > SCO Data RX: Handle 257 flags 0x00 dlen 60 #322 [hci0] 49.490303 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #323 [hci0] 49.495496 > SCO Data RX: Handle 257 flags 0x00 dlen 60 #324 [hci0] 49.500304 > SCO Data RX: Handle 257 flags 0x00 dlen 60 #325 [hci0] 49.500311 Signed-off-by: Kiran K <kiran.k@intel.com> Signed-off-by: Lokendra Singh <lokendra.singh@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
repojohnray
pushed a commit
to repojohnray/linux-sunxi-4.7.y
that referenced
this pull request
Jul 19, 2021
…format [ Upstream commit 06d213d ] For incoming SCO connection with transparent coding format, alt setting of CVSD is getting applied instead of Transparent. Before fix: < HCI Command: Accept Synchron.. (0x01|0x0029) plen 21 #2196 [hci0] 321.342548 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 #2197 [hci0] 321.343585 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Comp.. (0x2c) plen 17 #2198 [hci0] 321.351666 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) ........ > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2336 [hci0] 321.383655 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2337 [hci0] 321.389558 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2338 [hci0] 321.393615 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2339 [hci0] 321.393618 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2340 [hci0] 321.393618 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2341 [hci0] 321.397070 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2342 [hci0] 321.403622 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2343 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2344 [hci0] 321.403625 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2345 [hci0] 321.403625 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2346 [hci0] 321.404569 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2347 [hci0] 321.412091 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2348 [hci0] 321.413626 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2349 [hci0] 321.413630 > SCO Data RX: Handle 257 flags 0x00 dlen 48 #2350 [hci0] 321.413630 < SCO Data TX: Handle 257 flags 0x00 dlen 60 #2351 [hci0] 321.419674 After fix: < HCI Command: Accept Synchronou.. (0x01|0x0029) plen 21 torvalds#309 [hci0] 49.439693 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Transmit bandwidth: 8000 Receive bandwidth: 8000 Max latency: 13 Setting: 0x0003 Input Coding: Linear Input Data Format: 1's complement Input Sample Size: 8-bit # of bits padding at MSB: 0 Air Coding Format: Transparent Data Retransmission effort: Optimize for link quality (0x02) Packet type: 0x003f HV1 may be used HV2 may be used HV3 may be used EV3 may be used EV4 may be used EV5 may be used > HCI Event: Command Status (0x0f) plen 4 torvalds#310 [hci0] 49.440308 Accept Synchronous Connection Request (0x01|0x0029) ncmd 1 Status: Success (0x00) > HCI Event: Synchronous Connect Complete (0x2c) plen 17 torvalds#311 [hci0] 49.449308 Status: Success (0x00) Handle: 257 Address: 1C:CC:D6:E2:EA:80 (Xiaomi Communications Co Ltd) Link type: eSCO (0x02) Transmission interval: 0x0c Retransmission window: 0x04 RX packet length: 60 TX packet length: 60 Air mode: Transparent (0x03) < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#312 [hci0] 49.450421 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#313 [hci0] 49.457927 > HCI Event: Max Slots Change (0x1b) plen 3 torvalds#314 [hci0] 49.460345 Handle: 256 Max slots: 5 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#315 [hci0] 49.465453 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#316 [hci0] 49.470502 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#317 [hci0] 49.470519 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#318 [hci0] 49.472996 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#319 [hci0] 49.480412 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#320 [hci0] 49.480492 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#321 [hci0] 49.487989 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#322 [hci0] 49.490303 < SCO Data TX: Handle 257 flags 0x00 dlen 60 torvalds#323 [hci0] 49.495496 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#324 [hci0] 49.500304 > SCO Data RX: Handle 257 flags 0x00 dlen 60 torvalds#325 [hci0] 49.500311 Signed-off-by: Kiran K <kiran.k@intel.com> Signed-off-by: Lokendra Singh <lokendra.singh@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
intel-lab-lkp
pushed a commit
to intel-lab-lkp/linux
that referenced
this pull request
Jul 8, 2022
If the io_tlb_default_mem is used by a device that then gets used by the swiotlb code, the spinlock warning is triggered causing a lot of stack-trace. Fix this by making the structure's lock initialised at build time. Avoids the following BUG trigger: [ 3.046401] BUG: spinlock bad magic on CPU#3, kworker/u8:0/7 [ 3.046689] lock: io_tlb_default_mem+0x30/0x60, .magic: 00000000, .owner: <none>/-1, .owner_cpu: 0 [ 3.047217] CPU: 3 PID: 7 Comm: kworker/u8:0 Not tainted 5.17.0-00056-g1e9bac738084-dirty torvalds#310 [ 3.048363] Workqueue: events_unbound deferred_probe_work_func [ 3.048892] Call Trace: [ 3.049224] [<ffffffff800048aa>] dump_backtrace+0x1c/0x24 [ 3.049576] [<ffffffff805c5f74>] show_stack+0x2c/0x38 [ 3.049898] [<ffffffff805cade2>] dump_stack_lvl+0x40/0x58 [ 3.050216] [<ffffffff805cae0e>] dump_stack+0x14/0x1c [ 3.050460] [<ffffffff805c69f6>] spin_dump+0x62/0x6e [ 3.050681] [<ffffffff8004e000>] do_raw_spin_lock+0xb0/0xd0 [ 3.050934] [<ffffffff805d5b58>] _raw_spin_lock_irqsave+0x20/0x2c [ 3.051157] [<ffffffff80067e38>] swiotlb_tbl_map_single+0xce/0x3da [ 3.051372] [<ffffffff80068320>] swiotlb_map+0x3a/0x15c [ 3.051668] [<ffffffff80065a56>] dma_map_page_attrs+0x76/0x162 [ 3.051975] [<ffffffff8031d542>] dw_pcie_host_init+0x326/0x3f2 Signed-off-by: Ben Dooks <ben.dooks@sifive.com>
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