ci starts bisection 2023-02-23 04:17:59.227894866 +0000 UTC m=+804.238614276
bisecting cause commit starting from 5b7c4cabbb65f5c469464da6c5f614cbd7f730f2
building syzkaller on 409945bc8fab54efa11597029f5c9704bf0cbc22
ensuring issue is reproducible on original commit 5b7c4cabbb65f5c469464da6c5f614cbd7f730f2

testing commit 5b7c4cabbb65f5c469464da6c5f614cbd7f730f2 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 145eeb989586b50a6c9ca1dff3861e81494f1b730e97786500e0ceacaec04499
all runs: crashed: KASAN: null-ptr-deref Read in __fl_put
testing release v6.2
testing commit c9c3395d5e3dcc6daee66c6908354d47bf98cb0c gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: d9080338d4315d856fd60aee5b1232de974f457936fa5f8d3bac8ad825bf396a
all runs: OK
# git bisect start 5b7c4cabbb65f5c469464da6c5f614cbd7f730f2 c9c3395d5e3dcc6daee66c6908354d47bf98cb0c
Bisecting: 2696 revisions left to test after this (roughly 11 steps)
[877934769e5b91798d304d4641647900ee614ce8] Merge tag 'x86_cpu_for_v6.3_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

testing commit 877934769e5b91798d304d4641647900ee614ce8 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 0b7ce7c2334d8ade753cba9c6b4b34bcbbdc1e8a47f3f6ac8d19a35be1ba0521
all runs: OK
# git bisect good 877934769e5b91798d304d4641647900ee614ce8
Bisecting: 1348 revisions left to test after this (roughly 10 steps)
[c5ebba75c7625e5cb62cb5423883cc3764779420] net: ipa: use bitmasks for GSI IRQ values

testing commit c5ebba75c7625e5cb62cb5423883cc3764779420 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: a5779ca30c00831821e1c5d33dae9836ac83312ad0443918bfa319d257ae2a47
run #0: crashed: INFO: trying to register non-static key in net_free
run #1: crashed: INFO: trying to register non-static key in net_free
run #2: crashed: INFO: trying to register non-static key in net_free
run #3: crashed: unregister_netdevice: waiting for DEV to become free
run #4: crashed: INFO: trying to register non-static key in net_free
run #5: crashed: INFO: trying to register non-static key in net_free
run #6: crashed: INFO: trying to register non-static key in net_free
run #7: crashed: unregister_netdevice: waiting for DEV to become free
run #8: crashed: INFO: trying to register non-static key in net_free
run #9: crashed: unregister_netdevice: waiting for DEV to become free
# git bisect bad c5ebba75c7625e5cb62cb5423883cc3764779420
Bisecting: 673 revisions left to test after this (roughly 9 steps)
[f274a659fb08da5e7c88ba934a4aee0e5de17510] net: microchip: sparx5: Add IS0 VCAP model and updated KUNIT VCAP model

testing commit f274a659fb08da5e7c88ba934a4aee0e5de17510 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 5c7c92e7910f7923e7ea59d1ec1cfcc3c148df1ab83989b489ae5b91e45c32bc
all runs: OK
# git bisect good f274a659fb08da5e7c88ba934a4aee0e5de17510
Bisecting: 336 revisions left to test after this (roughly 8 steps)
[b1a78b9b98862cda167b643690e43662ea060625] net: add support for ipv4 big tcp

testing commit b1a78b9b98862cda167b643690e43662ea060625 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 865154ef8eb7fba9ec0e77658407355c95acf7b18e7dfd8b584767454d1c0ab2
all runs: OK
# git bisect good b1a78b9b98862cda167b643690e43662ea060625
Bisecting: 168 revisions left to test after this (roughly 7 steps)
[1efee0734b98fd3242508e942b4d11bdcc83e916] ice: move ice_vf_vsi_release into ice_vf_lib.c

testing commit 1efee0734b98fd3242508e942b4d11bdcc83e916 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 87353adda5cf083f2cc052e409393139a20b2a3c6e7561edc54bafd7a67ef7da
all runs: OK
# git bisect good 1efee0734b98fd3242508e942b4d11bdcc83e916
Bisecting: 84 revisions left to test after this (roughly 6 steps)
[7dfcd110a4584a4354f6cd0496f22da6db78cb17] net/mlx5: fw_tracer, Add support for strings DB update event

testing commit 7dfcd110a4584a4354f6cd0496f22da6db78cb17 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 3754f24ac6f8c3e655e60ae3cc08b95e52beb0ba338c0a13cae1ba42f25225e6
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip 7dfcd110a4584a4354f6cd0496f22da6db78cb17
Bisecting: 83 revisions left to test after this (roughly 6 steps)
[61fe3b9102ac84ba479ab84d8f5454af2e21e468] mlxsw: spectrum_acl_tcam: Make fini symmetric to init

testing commit 61fe3b9102ac84ba479ab84d8f5454af2e21e468 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: c8ba5f24eec9a93c84008bcaf0a34d7a5d5e4dc84300b77c4ad150fbb1db50f9
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip 61fe3b9102ac84ba479ab84d8f5454af2e21e468
Bisecting: 83 revisions left to test after this (roughly 6 steps)
[d506b151bb95c2a80c15e19c4d4686245af0fccb] can: rcar_canfd: Sort included header files

testing commit d506b151bb95c2a80c15e19c4d4686245af0fccb gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: a3b41294173f53674ca13e5cc4d22822507fc3a52da5cdf271afcf81f9d4b23c
all runs: OK
# git bisect good d506b151bb95c2a80c15e19c4d4686245af0fccb
Bisecting: 77 revisions left to test after this (roughly 6 steps)
[cb6b2e11a42decea2afc77df73ec7326db1ac25f] devlink: Fix memleak in health diagnose callback

testing commit cb6b2e11a42decea2afc77df73ec7326db1ac25f gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 7b4b68273bbe6ae8318696aba8be408ea1b2d66de8fc997b35bd8571618bf027
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip cb6b2e11a42decea2afc77df73ec7326db1ac25f
Bisecting: 77 revisions left to test after this (roughly 6 steps)
[0c017f0910a7f4d90708df853b629f487c8ba739] can: bittiming: can_sjw_check(): report error via netlink and harmonize error value

testing commit 0c017f0910a7f4d90708df853b629f487c8ba739 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 26b65f6233865b3b5412389e5f39ee923fcff42e0c24a628015dafb18e02b056
all runs: OK
# git bisect good 0c017f0910a7f4d90708df853b629f487c8ba739
Bisecting: 61 revisions left to test after this (roughly 6 steps)
[4c22942734f0814d3c928c25a80f48df0a6ce45e] net/sched: taprio: avoid calling child->ops->dequeue(child) twice

testing commit 4c22942734f0814d3c928c25a80f48df0a6ce45e gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: fcccaeb0155d074aaba92d89e86550d99473492b474710b9bc3ec1d8aa90c378
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip 4c22942734f0814d3c928c25a80f48df0a6ce45e
Bisecting: 61 revisions left to test after this (roughly 6 steps)
[5c0e820cbbbe2d1c4cea5cd2bfc1302c123436df] net: factorize code in kmalloc_reserve()

testing commit 5c0e820cbbbe2d1c4cea5cd2bfc1302c123436df gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: e93d19ff5e93ea646e0bb27c018224be5fbd927804010e3133baff451b4ee84b
all runs: OK
# git bisect good 5c0e820cbbbe2d1c4cea5cd2bfc1302c123436df
Bisecting: 50 revisions left to test after this (roughly 6 steps)
[39b02d6d104a285836d98be2ad00c7f484d43a16] net/sched: taprio: don't segment unnecessarily

testing commit 39b02d6d104a285836d98be2ad00c7f484d43a16 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 6f5d14da8946c631fbc64b33ee03dde62a32fa6feb8693df67c6b0b922d5079c
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip 39b02d6d104a285836d98be2ad00c7f484d43a16
Bisecting: 50 revisions left to test after this (roughly 6 steps)
[33e581d76e3527dfa5aea59327f969a59322fc2e] dt-bindings: net: micrel-ksz90x1.txt: Update for lan8841

testing commit 33e581d76e3527dfa5aea59327f969a59322fc2e gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 717eb3f0db8292cc7384641c878df4045308bd0a1fa9cb92f106fda87917ab7c
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip 33e581d76e3527dfa5aea59327f969a59322fc2e
Bisecting: 50 revisions left to test after this (roughly 6 steps)
[47400aaea4ffdc306f0fd698f8c13b02e133130e] net: microchip: vcap: Add tc flower keys for lan966x

testing commit 47400aaea4ffdc306f0fd698f8c13b02e133130e gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: de025ff667af60d03ea3a3b790eb54324346236ad6cc614b888322dad1fb4129
run #0: crashed: unregister_netdevice: waiting for DEV to become free
run #1: crashed: unregister_netdevice: waiting for DEV to become free
run #2: crashed: INFO: trying to register non-static key in net_free
run #3: crashed: unregister_netdevice: waiting for DEV to become free
run #4: crashed: unregister_netdevice: waiting for DEV to become free
run #5: crashed: unregister_netdevice: waiting for DEV to become free
run #6: crashed: INFO: trying to register non-static key in net_free
run #7: crashed: unregister_netdevice: waiting for DEV to become free
run #8: crashed: INFO: trying to register non-static key in net_free
run #9: crashed: INFO: trying to register non-static key in net_free
# git bisect bad 47400aaea4ffdc306f0fd698f8c13b02e133130e
Bisecting: 47 revisions left to test after this (roughly 6 steps)
[fed87cc6718ad5f80aa739fee3c5979a8b09d3a6] net/sched: taprio: automatically calculate queueMaxSDU based on TC gate durations

testing commit fed87cc6718ad5f80aa739fee3c5979a8b09d3a6 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: ee9b65ac6a2dbec3d5da15b931bc8b53f5cd14a31e305013a604b401aa6ec25f
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip fed87cc6718ad5f80aa739fee3c5979a8b09d3a6
Bisecting: 47 revisions left to test after this (roughly 6 steps)
[2e762e65998e47096cf06177a6dffc096616a39c] net/mlx5: fs, Remove redundant vport_number assignment

testing commit 2e762e65998e47096cf06177a6dffc096616a39c gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 073a1fda324efb1156a7a69cf6d546b79ad9b0d73e44b5296522e0fffd720413
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip 2e762e65998e47096cf06177a6dffc096616a39c
Bisecting: 47 revisions left to test after this (roughly 6 steps)
[d2ad689dec10d4f61647f6963e2c94113049ed6c] net/sched: taprio: calculate budgets per traffic class

testing commit d2ad689dec10d4f61647f6963e2c94113049ed6c gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 98c3dbef7376bab5dae88250a6dd3264fcb7a2c1b5eb468c7776376dbd93bade
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip d2ad689dec10d4f61647f6963e2c94113049ed6c
Bisecting: 47 revisions left to test after this (roughly 6 steps)
[06ac01721f7d07da722abe0ec6f147b90bfc8c77] sched/topology: Introduce for_each_numa_hop_mask()

testing commit 06ac01721f7d07da722abe0ec6f147b90bfc8c77 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: c2283386e7653e37107e9188bc185520b39fdd5047af9964fd8f32e80c383670
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip 06ac01721f7d07da722abe0ec6f147b90bfc8c77
Bisecting: 47 revisions left to test after this (roughly 6 steps)
[f2f527d595963aa86464ca3e05ec27dd5153d56e] can: raw: use temp variable instead of rolling back config

testing commit f2f527d595963aa86464ca3e05ec27dd5153d56e gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 63b3a2a67bdab680b0528ac8c5b409eea19edc6a90de5ad56a6fd8d30000beed
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip f2f527d595963aa86464ca3e05ec27dd5153d56e
Bisecting: 47 revisions left to test after this (roughly 6 steps)
[e3e01c1c15986f9531b854634eec8381e72cb605] net/mlx5: Fix memory leak in error flow of port set buffer

testing commit e3e01c1c15986f9531b854634eec8381e72cb605 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: e89d9797f217a5fa940667017bd1f1f44fcbcc99786bd10b49dda78dfdbfcf35
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip e3e01c1c15986f9531b854634eec8381e72cb605
Bisecting: 47 revisions left to test after this (roughly 6 steps)
[a1e6ad30fa193962b5aa61ea4d12ee83a7ce9020] net/sched: taprio: calculate guard band against actual TC gate close time

testing commit a1e6ad30fa193962b5aa61ea4d12ee83a7ce9020 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 4c06a9cf88b76c5cfd05cb1b11915b7e7ceaff8f5fed04605b0b31597de55588
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip a1e6ad30fa193962b5aa61ea4d12ee83a7ce9020
Bisecting: 47 revisions left to test after this (roughly 6 steps)
[2ac4980c57f54db7c5b416f7946d2921fc16d9d2] lib/cpumask: update comment for cpumask_local_spread()

testing commit 2ac4980c57f54db7c5b416f7946d2921fc16d9d2 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: fcf7de8e2705559a3bc630c6b76bfe8a209edd393bf6efdf42e90968baeaf5c5
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip 2ac4980c57f54db7c5b416f7946d2921fc16d9d2
Bisecting: 47 revisions left to test after this (roughly 6 steps)
[e6ebe6c12355538e9238e2051bd6757b12dbfe9c] Merge branch 'taprio-auto-qmaxsdu-new-tx'

testing commit e6ebe6c12355538e9238e2051bd6757b12dbfe9c gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 7abd986b2e53a30af8a00ef98ec949c0f6c2fd10eb47a4990ea1d82f881f3ee7
all runs: boot failed: BUG: bad usercopy in qrtr_sendmsg
# git bisect skip e6ebe6c12355538e9238e2051bd6757b12dbfe9c
Bisecting: 47 revisions left to test after this (roughly 6 steps)
[08929f32da0f9027436ee5b9190163202dd293ec] net/mlx5: fs_core, Remove redundant variable err

revisions tested: 26, total time: 8h6m47.314763636s (build: 4h2m58.43385874s, test: 4h0m49.551719519s)
error: bisection is taking too long (>8h0m0s), aborting