ci2 starts bisection 2023-07-09 08:45:44.087201065 +0000 UTC m=+146537.667751464 bisecting fixing commit since d2869ace6eeb8ea8a6e70e6904524c5a6456d3fb building syzkaller on a4ae4f428721da42ac15f07d6f3b54584dedee27 ensuring issue is reproducible on original commit d2869ace6eeb8ea8a6e70e6904524c5a6456d3fb testing commit d2869ace6eeb8ea8a6e70e6904524c5a6456d3fb gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: ca92d4ec0fc8d47d9956f54a6afaae60b487ad8a2ce0248695b57d2c2b4d5387 run #0: crashed: BUG: soft lockup in addrconf_rs_timer run #1: crashed: BUG: soft lockup in addrconf_rs_timer run #2: crashed: BUG: soft lockup in addrconf_rs_timer run #3: crashed: BUG: soft lockup in addrconf_rs_timer run #4: crashed: BUG: soft lockup in addrconf_rs_timer run #5: crashed: BUG: soft lockup in addrconf_rs_timer run #6: crashed: BUG: soft lockup in addrconf_rs_timer run #7: crashed: BUG: soft lockup in addrconf_rs_timer run #8: crashed: BUG: soft lockup in addrconf_rs_timer run #9: crashed: BUG: soft lockup in addrconf_rs_timer run #10: crashed: BUG: soft lockup in fq_pie_timer run #11: crashed: BUG: soft lockup in fq_pie_timer run #12: crashed: BUG: soft lockup in addrconf_rs_timer run #13: crashed: BUG: soft lockup in addrconf_rs_timer run #14: crashed: BUG: soft lockup in addrconf_rs_timer run #15: crashed: BUG: soft lockup in addrconf_rs_timer run #16: crashed: BUG: soft lockup in addrconf_rs_timer run #17: crashed: BUG: soft lockup in addrconf_rs_timer run #18: crashed: BUG: soft lockup in addrconf_rs_timer run #19: crashed: BUG: soft lockup in addrconf_rs_timer run #20: crashed: BUG: soft lockup in fq_pie_timer run #21: crashed: BUG: soft lockup in fq_pie_timer run #22: crashed: BUG: soft lockup in tc_modify_qdisc run #23: crashed: BUG: soft lockup in tc_modify_qdisc run #24: crashed: BUG: soft lockup in addrconf_rs_timer run #25: crashed: BUG: soft lockup in addrconf_rs_timer run #26: crashed: BUG: soft lockup in addrconf_rs_timer run #27: crashed: BUG: soft lockup in addrconf_rs_timer run #28: crashed: BUG: soft lockup in addrconf_rs_timer run #29: crashed: BUG: soft lockup in addrconf_rs_timer run #30: crashed: BUG: soft lockup in addrconf_rs_timer run #31: crashed: BUG: soft lockup in addrconf_rs_timer run #32: crashed: BUG: soft lockup in addrconf_rs_timer run #33: crashed: BUG: soft lockup in addrconf_rs_timer run #34: crashed: BUG: soft lockup in addrconf_rs_timer run #35: crashed: BUG: soft lockup in addrconf_rs_timer run #36: crashed: BUG: soft lockup in addrconf_rs_timer run #37: crashed: BUG: soft lockup in addrconf_rs_timer run #38: crashed: BUG: soft lockup in addrconf_rs_timer run #39: crashed: BUG: soft lockup in addrconf_rs_timer representative crash: BUG: soft lockup in addrconf_rs_timer, types: [HANG] check whether we can drop unnecessary instrumentation disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit d2869ace6eeb8ea8a6e70e6904524c5a6456d3fb gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: b4ffa09b837b69e8ca68db17ccbf70c8c56fc6749496d6d3efc37150c370df69 all runs: crashed: BUG: soft lockup in addrconf_rs_timer representative crash: BUG: soft lockup in addrconf_rs_timer, types: [HANG] the bug reproduces without the instrumentation disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG], they are not needed testing current HEAD 61fd484b2cf6bc8022e8e5ea6f693a9991740ac2 testing commit 61fd484b2cf6bc8022e8e5ea6f693a9991740ac2 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 02eb551484e9a0451e10539c31de8b0592bcd6769e0502d393de0db7627e3b7b all runs: OK # git bisect start 61fd484b2cf6bc8022e8e5ea6f693a9991740ac2 d2869ace6eeb8ea8a6e70e6904524c5a6456d3fb Bisecting: 391 revisions left to test after this (roughly 9 steps) [543c12c2644e772caa6880662c2a852cfdc5a10c] ksmbd: check the validation of pdu_size in ksmbd_conn_handler_loop testing commit 543c12c2644e772caa6880662c2a852cfdc5a10c gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 69baba7032d3bcb26a07cf292ec13fe3a96f9cccd5b2594c377eb33552ff0a31 all runs: OK # git bisect bad 543c12c2644e772caa6880662c2a852cfdc5a10c Bisecting: 195 revisions left to test after this (roughly 8 steps) [08e8ff68a3f677c6559ebebe05f8b7a8f24112a4] dt-bindings: usb: snps,dwc3: Fix "snps,hsphy_interface" type testing commit 08e8ff68a3f677c6559ebebe05f8b7a8f24112a4 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: c001ad4d39df4aad661337df098da9c4a48e86bb467894667e5a2b8a80ad296f run #0: crashed: BUG: soft lockup in fq_pie_timer run #1: crashed: BUG: soft lockup in fq_pie_timer run #2: crashed: BUG: soft lockup in addrconf_rs_timer run #3: crashed: BUG: soft lockup in addrconf_rs_timer run #4: crashed: BUG: soft lockup in addrconf_rs_timer run #5: crashed: BUG: soft lockup in addrconf_rs_timer run #6: crashed: BUG: soft lockup in addrconf_rs_timer run #7: crashed: BUG: soft lockup in addrconf_rs_timer run #8: crashed: BUG: soft lockup in fq_pie_timer run #9: crashed: BUG: soft lockup in fq_pie_timer run #10: crashed: BUG: soft lockup in addrconf_rs_timer run #11: crashed: BUG: soft lockup in addrconf_rs_timer run #12: crashed: BUG: soft lockup in addrconf_rs_timer run #13: crashed: BUG: soft lockup in addrconf_rs_timer run #14: crashed: BUG: soft lockup in addrconf_rs_timer run #15: crashed: BUG: soft lockup in addrconf_rs_timer run #16: crashed: BUG: soft lockup in addrconf_rs_timer run #17: crashed: BUG: soft lockup in addrconf_rs_timer run #18: crashed: BUG: soft lockup in addrconf_rs_timer run #19: crashed: BUG: soft lockup in addrconf_rs_timer representative crash: BUG: soft lockup in fq_pie_timer, types: [HANG] # git bisect good 08e8ff68a3f677c6559ebebe05f8b7a8f24112a4 Bisecting: 97 revisions left to test after this (roughly 7 steps) [4dd40fec5bf2ea0b247611eea2c831d16919a85c] wifi: mac80211: mlme: fix non-inheritence element testing commit 4dd40fec5bf2ea0b247611eea2c831d16919a85c gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: a679f139e93e27a8aefce2d59546cd28117388102868beb2c4064ddda57532f3 all runs: OK # git bisect bad 4dd40fec5bf2ea0b247611eea2c831d16919a85c Bisecting: 48 revisions left to test after this (roughly 6 steps) [0659aee089daf1bee14fa8e386e667d04b2e923a] test_firmware: fix the memory leak of the allocated firmware buffer testing commit 0659aee089daf1bee14fa8e386e667d04b2e923a gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 5cc6f850817c08fe4c9943e23d0714fd93ad3238c5a89dde4877f7de430236ac run #0: crashed: BUG: soft lockup in addrconf_rs_timer run #1: crashed: BUG: soft lockup in addrconf_rs_timer run #2: crashed: BUG: soft lockup in addrconf_rs_timer run #3: crashed: BUG: soft lockup in addrconf_rs_timer run #4: crashed: BUG: soft lockup in fq_pie_timer run #5: crashed: BUG: soft lockup in fq_pie_timer run #6: crashed: BUG: soft lockup in addrconf_rs_timer run #7: crashed: BUG: soft lockup in addrconf_rs_timer run #8: crashed: BUG: soft lockup in addrconf_rs_timer run #9: crashed: BUG: soft lockup in addrconf_rs_timer run #10: crashed: BUG: soft lockup in addrconf_rs_timer run #11: crashed: BUG: soft lockup in addrconf_rs_timer run #12: crashed: BUG: soft lockup in fq_pie_timer run #13: crashed: BUG: soft lockup in fq_pie_timer run #14: crashed: BUG: soft lockup in addrconf_rs_timer run #15: crashed: BUG: soft lockup in addrconf_rs_timer run #16: crashed: BUG: soft lockup in addrconf_rs_timer run #17: crashed: BUG: soft lockup in addrconf_rs_timer run #18: crashed: BUG: soft lockup in addrconf_rs_timer run #19: crashed: BUG: soft lockup in addrconf_rs_timer representative crash: BUG: soft lockup in addrconf_rs_timer, types: [HANG] # git bisect good 0659aee089daf1bee14fa8e386e667d04b2e923a Bisecting: 24 revisions left to test after this (roughly 5 steps) [31c3de5f7b705909979f05ac2d9c77230c589d36] spi: mt65xx: make sure operations completed before unloading testing commit 31c3de5f7b705909979f05ac2d9c77230c589d36 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 4d7e8df84068475c51955fa9d79b94b11283d7e7d0059f6bd16d471af9b39759 run #0: crashed: BUG: soft lockup in addrconf_rs_timer run #1: crashed: BUG: soft lockup in addrconf_rs_timer run #2: crashed: BUG: soft lockup in addrconf_rs_timer run #3: crashed: BUG: soft lockup in addrconf_rs_timer run #4: crashed: BUG: soft lockup in fq_pie_timer run #5: crashed: BUG: soft lockup in fq_pie_timer run #6: crashed: BUG: soft lockup in addrconf_rs_timer run #7: crashed: BUG: soft lockup in addrconf_rs_timer run #8: crashed: BUG: soft lockup in addrconf_rs_timer run #9: crashed: BUG: soft lockup in addrconf_rs_timer run #10: crashed: BUG: soft lockup in addrconf_rs_timer run #11: crashed: BUG: soft lockup in addrconf_rs_timer run #12: crashed: BUG: soft lockup in addrconf_rs_timer run #13: crashed: BUG: soft lockup in addrconf_rs_timer run #14: crashed: BUG: soft lockup in addrconf_rs_timer run #15: crashed: BUG: soft lockup in addrconf_rs_timer run #16: crashed: BUG: soft lockup in addrconf_rs_timer run #17: crashed: BUG: soft lockup in addrconf_rs_timer run #18: crashed: BUG: soft lockup in addrconf_rs_timer run #19: crashed: BUG: soft lockup in addrconf_rs_timer representative crash: BUG: soft lockup in addrconf_rs_timer, types: [HANG] # git bisect good 31c3de5f7b705909979f05ac2d9c77230c589d36 Bisecting: 12 revisions left to test after this (roughly 4 steps) [76e38e6e1b35e9ae845a353dbcb3282af768a85a] net/ipv6: fix bool/int mismatch for skip_notify_on_dev_down testing commit 76e38e6e1b35e9ae845a353dbcb3282af768a85a gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 31e1b5e70f33332e630f5687e0634b62335bd1db7d32806c6d694eb6bd41e9e8 run #0: crashed: BUG: soft lockup in addrconf_rs_timer run #1: crashed: BUG: soft lockup in addrconf_rs_timer run #2: crashed: BUG: soft lockup in addrconf_rs_timer run #3: crashed: BUG: soft lockup in addrconf_rs_timer run #4: crashed: BUG: soft lockup in fq_pie_timer run #5: crashed: BUG: soft lockup in fq_pie_timer run #6: crashed: BUG: soft lockup in fq_pie_timer run #7: crashed: BUG: soft lockup in fq_pie_timer run #8: crashed: BUG: soft lockup in fq_pie_timer run #9: crashed: BUG: soft lockup in fq_pie_timer run #10: crashed: BUG: soft lockup in addrconf_rs_timer run #11: crashed: BUG: soft lockup in addrconf_rs_timer run #12: crashed: BUG: soft lockup in addrconf_rs_timer run #13: crashed: BUG: soft lockup in addrconf_rs_timer run #14: crashed: BUG: soft lockup in fq_pie_timer run #15: crashed: BUG: soft lockup in fq_pie_timer run #16: crashed: BUG: soft lockup in addrconf_rs_timer run #17: crashed: BUG: soft lockup in addrconf_rs_timer run #18: crashed: BUG: soft lockup in addrconf_rs_timer run #19: crashed: BUG: soft lockup in addrconf_rs_timer representative crash: BUG: soft lockup in addrconf_rs_timer, types: [HANG] # git bisect good 76e38e6e1b35e9ae845a353dbcb3282af768a85a Bisecting: 6 revisions left to test after this (roughly 3 steps) [5f285409c91bb97d78b05477d57a921ba1156465] drm/i915: Use 18 fast wake AUX sync len testing commit 5f285409c91bb97d78b05477d57a921ba1156465 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 0a08d7c18242e9a02640c63364cbd5dc86b92ada376215fd011a2b56f1bac1a0 all runs: OK # git bisect bad 5f285409c91bb97d78b05477d57a921ba1156465 Bisecting: 2 revisions left to test after this (roughly 2 steps) [a22c0a03463075e75464ec627fb6175eaa6a263b] net: enetc: correct rx_bytes statistics of XDP testing commit a22c0a03463075e75464ec627fb6175eaa6a263b gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 4d5a61b0c446aaf45fbc6e6378f2c48dc600f206c78083ec431a49e0db3aef57 run #0: crashed: BUG: soft lockup in addrconf_rs_timer run #1: crashed: BUG: soft lockup in addrconf_rs_timer run #2: crashed: BUG: soft lockup in fq_pie_timer run #3: crashed: BUG: soft lockup in fq_pie_timer run #4: crashed: BUG: soft lockup in addrconf_rs_timer run #5: crashed: BUG: soft lockup in addrconf_rs_timer run #6: crashed: BUG: soft lockup in addrconf_rs_timer run #7: crashed: BUG: soft lockup in addrconf_rs_timer run #8: crashed: BUG: soft lockup in addrconf_rs_timer run #9: crashed: BUG: soft lockup in addrconf_rs_timer run #10: crashed: BUG: soft lockup in fq_pie_timer run #11: crashed: BUG: soft lockup in fq_pie_timer run #12: crashed: BUG: soft lockup in fq_pie_timer run #13: crashed: BUG: soft lockup in fq_pie_timer run #14: crashed: BUG: soft lockup in addrconf_rs_timer run #15: crashed: BUG: soft lockup in addrconf_rs_timer run #16: crashed: BUG: soft lockup in addrconf_rs_timer run #17: crashed: BUG: soft lockup in addrconf_rs_timer run #18: crashed: BUG: soft lockup in addrconf_rs_timer run #19: crashed: BUG: soft lockup in addrconf_rs_timer representative crash: BUG: soft lockup in addrconf_rs_timer, types: [HANG] # git bisect good a22c0a03463075e75464ec627fb6175eaa6a263b Bisecting: 0 revisions left to test after this (roughly 1 step) [7bf7bebdc20df3d53a6c7af583d704e811fed85d] drm/i915: Explain the magic numbers for AUX SYNC/precharge length testing commit 7bf7bebdc20df3d53a6c7af583d704e811fed85d gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 30ecfc6ee884c65676721e9cd77d0878996dce1aa1008916299c4d056f7bcaaf all runs: OK # git bisect bad 7bf7bebdc20df3d53a6c7af583d704e811fed85d Bisecting: 0 revisions left to test after this (roughly 0 steps) [1d37434ffc1376306167dc61f37f78da18455b74] net/sched: fq_pie: ensure reasonable TCA_FQ_PIE_QUANTUM values testing commit 1d37434ffc1376306167dc61f37f78da18455b74 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: d5f3a346713a409897d0affc1725f78d1c1f2cca7525ff3920a6fd154d16b26f all runs: OK # git bisect bad 1d37434ffc1376306167dc61f37f78da18455b74 1d37434ffc1376306167dc61f37f78da18455b74 is the first bad commit commit 1d37434ffc1376306167dc61f37f78da18455b74 Author: Eric Dumazet Date: Fri Jun 2 12:37:47 2023 +0000 net/sched: fq_pie: ensure reasonable TCA_FQ_PIE_QUANTUM values [ Upstream commit cd2b8113c2e8b9f5a88a942e1eaca61eba401b85 ] We got multiple syzbot reports, all duplicates of the following [1] syzbot managed to install fq_pie with a zero TCA_FQ_PIE_QUANTUM, thus triggering infinite loops. Use limits similar to sch_fq, with commits 3725a269815b ("pkt_sched: fq: avoid hang when quantum 0") and d9e15a273306 ("pkt_sched: fq: do not accept silly TCA_FQ_QUANTUM") [1] watchdog: BUG: soft lockup - CPU#0 stuck for 26s! [swapper/0:0] Modules linked in: irq event stamp: 172817 hardirqs last enabled at (172816): [] __el1_irq arch/arm64/kernel/entry-common.c:476 [inline] hardirqs last enabled at (172816): [] el1_interrupt+0x58/0x68 arch/arm64/kernel/entry-common.c:486 hardirqs last disabled at (172817): [] __el1_irq arch/arm64/kernel/entry-common.c:468 [inline] hardirqs last disabled at (172817): [] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:486 softirqs last enabled at (167634): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (167634): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (167701): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.4.0-rc3-syzkaller-geb0f1697d729 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : fq_pie_qdisc_dequeue+0x10c/0x8ac net/sched/sch_fq_pie.c:246 lr : fq_pie_qdisc_dequeue+0xe4/0x8ac net/sched/sch_fq_pie.c:240 sp : ffff800008007210 x29: ffff800008007280 x28: ffff0000c86f7890 x27: ffff0000cb20c2e8 x26: ffff0000cb20c2f0 x25: dfff800000000000 x24: ffff0000cb20c2e0 x23: ffff0000c86f7880 x22: 0000000000000040 x21: 1fffe000190def10 x20: ffff0000cb20c2e0 x19: ffff0000cb20c2e0 x18: ffff800008006e60 x17: 0000000000000000 x16: ffff80000850af6c x15: 0000000000000302 x14: 0000000000000100 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000302 x10: 0000000000000100 x9 : 0000000000000000 x8 : 0000000000000000 x7 : ffff80000841c468 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff0000cb20c2e0 x1 : ffff0000cb20c2e0 x0 : 0000000000000001 Call trace: fq_pie_qdisc_dequeue+0x10c/0x8ac net/sched/sch_fq_pie.c:246 dequeue_skb net/sched/sch_generic.c:292 [inline] qdisc_restart net/sched/sch_generic.c:397 [inline] __qdisc_run+0x1fc/0x231c net/sched/sch_generic.c:415 __dev_xmit_skb net/core/dev.c:3868 [inline] __dev_queue_xmit+0xc80/0x3318 net/core/dev.c:4210 dev_queue_xmit include/linux/netdevice.h:3085 [inline] neigh_connected_output+0x2f8/0x38c net/core/neighbour.c:1581 neigh_output include/net/neighbour.h:544 [inline] ip6_finish_output2+0xd60/0x1a1c net/ipv6/ip6_output.c:134 __ip6_finish_output net/ipv6/ip6_output.c:195 [inline] ip6_finish_output+0x538/0x8c8 net/ipv6/ip6_output.c:206 NF_HOOK_COND include/linux/netfilter.h:292 [inline] ip6_output+0x270/0x594 net/ipv6/ip6_output.c:227 dst_output include/net/dst.h:458 [inline] NF_HOOK include/linux/netfilter.h:303 [inline] ndisc_send_skb+0xc30/0x1790 net/ipv6/ndisc.c:508 ndisc_send_rs+0x47c/0x5d4 net/ipv6/ndisc.c:718 addrconf_rs_timer+0x300/0x58c net/ipv6/addrconf.c:3936 call_timer_fn+0x19c/0x8cc kernel/time/timer.c:1700 expire_timers kernel/time/timer.c:1751 [inline] __run_timers+0x55c/0x734 kernel/time/timer.c:2022 run_timer_softirq+0x7c/0x114 kernel/time/timer.c:2035 __do_softirq+0x2d0/0xd54 kernel/softirq.c:571 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:882 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:85 invoke_softirq kernel/softirq.c:452 [inline] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:650 irq_exit_rcu+0x14/0x84 kernel/softirq.c:662 __el1_irq arch/arm64/kernel/entry-common.c:472 [inline] el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:486 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:491 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:587 __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:33 [inline] arch_local_irq_enable+0x8/0xc arch/arm64/include/asm/irqflags.h:55 cpuidle_idle_call kernel/sched/idle.c:170 [inline] do_idle+0x1f0/0x4e8 kernel/sched/idle.c:282 cpu_startup_entry+0x24/0x28 kernel/sched/idle.c:379 rest_init+0x2dc/0x2f4 init/main.c:735 start_kernel+0x0/0x55c init/main.c:834 start_kernel+0x3f0/0x55c init/main.c:1088 __primary_switched+0xb8/0xc0 arch/arm64/kernel/head.S:523 Fixes: ec97ecf1ebe4 ("net: sched: add Flow Queue PIE packet scheduler") Reported-by: syzbot Signed-off-by: Eric Dumazet Reviewed-by: Jamal Hadi Salim Signed-off-by: David S. Miller Signed-off-by: Sasha Levin net/sched/sch_fq_pie.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) culprit signature: d5f3a346713a409897d0affc1725f78d1c1f2cca7525ff3920a6fd154d16b26f parent signature: 4d5a61b0c446aaf45fbc6e6378f2c48dc600f206c78083ec431a49e0db3aef57 revisions tested: 13, total time: 10h34m41.728905407s (build: 8h48m18.252120314s, test: 1h29m27.295867109s) first good commit: 1d37434ffc1376306167dc61f37f78da18455b74 net/sched: fq_pie: ensure reasonable TCA_FQ_PIE_QUANTUM values recipients (to): ["davem@davemloft.net" "edumazet@google.com" "jhs@mojatatu.com" "sashal@kernel.org"] recipients (cc): []