bisecting fixing commit since 8834f5600cf3c8db365e18a3d5cac2c2780c81e5 building syzkaller on d25487bc2e50dbb3ec89a390467d1100744cac63 testing commit 8834f5600cf3c8db365e18a3d5cac2c2780c81e5 with gcc (GCC) 8.1.0 kernel signature: 5a53ff466433b87e6f571f4e5511950486616f3887c87d64cabbf7a11635d12a run #0: crashed: kernel BUG at arch/x86/mm/physaddr.c:LINE! run #1: crashed: unregister_netdevice: waiting for DEV to become free run #2: crashed: general protection fault in fib6_purge_rt 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: unregister_netdevice: waiting for DEV to become free run #7: OK run #8: OK run #9: OK testing current HEAD 1b5044021070efa3259f3e9548dc35d1eb6aa844 testing commit 1b5044021070efa3259f3e9548dc35d1eb6aa844 with gcc (GCC) 8.1.0 kernel signature: bf72a9a4eb82d53518f09fe436aa6a859f7bba2a895aced09a0429d3d357e6bf all runs: OK # git bisect start 1b5044021070efa3259f3e9548dc35d1eb6aa844 8834f5600cf3c8db365e18a3d5cac2c2780c81e5 Bisecting: 60588 revisions left to test after this (roughly 16 steps) [b4b61b224d12ef12ff21cc598acce0ee818903ab] Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input testing commit b4b61b224d12ef12ff21cc598acce0ee818903ab with gcc (GCC) 8.1.0 kernel signature: 8cf0443d6c83eb8fa13c66120b91e1688042bdfebb0627d89f2e67da0b899c01 all runs: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get # git bisect good b4b61b224d12ef12ff21cc598acce0ee818903ab Bisecting: 30298 revisions left to test after this (roughly 15 steps) [93e616131a3825189570524d4792b5223bf1d68c] Merge branch 'bind_addr_zero' testing commit 93e616131a3825189570524d4792b5223bf1d68c with gcc (GCC) 8.1.0 kernel signature: 2ef83600027a64ea12affccf90a0c39b011e62d9285fbd4a2e19c9fcd492589a all runs: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get # git bisect good 93e616131a3825189570524d4792b5223bf1d68c Bisecting: 15149 revisions left to test after this (roughly 14 steps) [834f8933d5ddd732274cb6050252bd1c7cc7349d] net: dsa: sja1105: implement tc-gate using time-triggered virtual links testing commit 834f8933d5ddd732274cb6050252bd1c7cc7349d with gcc (GCC) 8.1.0 kernel signature: 12625f91b87bedbceeeb12347ab9be219f575578a630e56843abbed8aa2da673 run #0: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #1: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #2: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #3: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #4: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #5: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #6: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #7: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #8: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #9: boot failed: can't ssh into the instance # git bisect good 834f8933d5ddd732274cb6050252bd1c7cc7349d Bisecting: 7397 revisions left to test after this (roughly 13 steps) [a98f670e41a99f53acb1fb33cee9c6abbb2e6f23] Merge tag 'media/v5.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media testing commit a98f670e41a99f53acb1fb33cee9c6abbb2e6f23 with gcc (GCC) 8.1.0 kernel signature: bae42eff93aa50af77eae51ecae6cc68e889b16e1e816d5e4990942a8e187592 all runs: OK # git bisect bad a98f670e41a99f53acb1fb33cee9c6abbb2e6f23 Bisecting: 3496 revisions left to test after this (roughly 12 steps) [faa392181a0bd42c5478175cef601adeecdc91b6] Merge tag 'drm-next-2020-06-02' of git://anongit.freedesktop.org/drm/drm testing commit faa392181a0bd42c5478175cef601adeecdc91b6 with gcc (GCC) 8.1.0 kernel signature: 42ad807a0846e800408e15ad954487c1e018fc791ebb621a4286a063a9a5c78a all runs: OK # git bisect bad faa392181a0bd42c5478175cef601adeecdc91b6 Bisecting: 2112 revisions left to test after this (roughly 11 steps) [533b220f7be4e461a5222a223d169b42856741ef] Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux testing commit 533b220f7be4e461a5222a223d169b42856741ef with gcc (GCC) 8.1.0 kernel signature: 8cb32379b035d9c692a96c3a932aa66c35471e41e562bd58f659278d779a6106 all runs: OK # git bisect bad 533b220f7be4e461a5222a223d169b42856741ef Bisecting: 1069 revisions left to test after this (roughly 10 steps) [2a02ca0428cfe68cce600111acb4c6f7d85cf71f] Merge branches 'edac-i10nm' and 'edac-misc' into edac-updates-for-5.8 testing commit 2a02ca0428cfe68cce600111acb4c6f7d85cf71f with gcc (GCC) 8.1.0 kernel signature: dac68831fee9f2057934b27f03ef75e0c0924c858eb3531260f8e4db4fa477c1 all runs: OK # git bisect bad 2a02ca0428cfe68cce600111acb4c6f7d85cf71f Bisecting: 534 revisions left to test after this (roughly 9 steps) [5d438e071f09845f0abd1464b52cddee880c2364] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm testing commit 5d438e071f09845f0abd1464b52cddee880c2364 with gcc (GCC) 8.1.0 kernel signature: d6971fb398ead99d0c5923a0876e3425ea4f452112cfd6a66844608084631c99 all runs: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get # git bisect good 5d438e071f09845f0abd1464b52cddee880c2364 Bisecting: 239 revisions left to test after this (roughly 8 steps) [caffb99b6929f41a69edbb5aef3a359bf45f3315] Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net testing commit caffb99b6929f41a69edbb5aef3a359bf45f3315 with gcc (GCC) 8.1.0 kernel signature: aa35eb55ebc7bb3b347fdb380fc4431efbdf8432881871d2bff273ac71058987 all runs: OK # git bisect bad caffb99b6929f41a69edbb5aef3a359bf45f3315 Bisecting: 143 revisions left to test after this (roughly 7 steps) [444565650a5fe9c63ddf153e6198e31705dedeb2] Merge tag 'io_uring-5.7-2020-05-22' of git://git.kernel.dk/linux-block testing commit 444565650a5fe9c63ddf153e6198e31705dedeb2 with gcc (GCC) 8.1.0 kernel signature: 0bae43ee45266554a83cce896f753e3e709cda3f01f8a45b1c8337dd7cf5d911 run #0: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #1: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #2: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #3: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #4: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #5: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #6: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #7: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #8: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get run #9: boot failed: can't ssh into the instance # git bisect good 444565650a5fe9c63ddf153e6198e31705dedeb2 Bisecting: 72 revisions left to test after this (roughly 6 steps) [4f7400d5cbaef676e00cdffb0565bf731c6bb09e] net/mlx5: Fix error flow in case of function_setup failure testing commit 4f7400d5cbaef676e00cdffb0565bf731c6bb09e with gcc (GCC) 8.1.0 kernel signature: e4b6e51c59e9a5c9a11815d0c778e1a8891d4c4f5c6d7cbc0070f7cf51eb8917 all runs: OK # git bisect bad 4f7400d5cbaef676e00cdffb0565bf731c6bb09e Bisecting: 35 revisions left to test after this (roughly 5 steps) [bd6972226f50910a5b97e6b9d443c5d0433bf054] mptcp: use untruncated hash in ADD_ADDR HMAC testing commit bd6972226f50910a5b97e6b9d443c5d0433bf054 with gcc (GCC) 8.1.0 kernel signature: 32edbb5f3021d1b0acf04d40084138360ef923aa398e246816e87139caaa7c09 all runs: crashed: BUG: using smp_processor_id() in preemptible code in dst_cache_get # git bisect good bd6972226f50910a5b97e6b9d443c5d0433bf054 Bisecting: 17 revisions left to test after this (roughly 4 steps) [4340f42f207eacb81e7a6b6bb1e3b6afad9a2e26] mlxsw: spectrum: Fix use-after-free of split/unsplit/type_set in case reload fails testing commit 4340f42f207eacb81e7a6b6bb1e3b6afad9a2e26 with gcc (GCC) 8.1.0 kernel signature: 8fd87cb3704287d587ea9b2ff4771ddddfa3f4e3291b326bf5d8bdf2a62b4e04 run #0: OK run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: crashed: WARNING: ODEBUG bug in netdev_freemem # git bisect good 4340f42f207eacb81e7a6b6bb1e3b6afad9a2e26 Bisecting: 8 revisions left to test after this (roughly 3 steps) [321348475d544aa6705dcfac2135deeccb8dc0bb] net/mlx5e: Fix allowed tc redirect merged eswitch offload cases testing commit 321348475d544aa6705dcfac2135deeccb8dc0bb with gcc (GCC) 8.1.0 kernel signature: 836e3b1d3a9fe823a1ba5c2d07a9452fd80f75840ed2a254c837f711be655502 all runs: OK # git bisect bad 321348475d544aa6705dcfac2135deeccb8dc0bb Bisecting: 4 revisions left to test after this (roughly 2 steps) [bf655ba212dfd10d1c86afeee3f3372dbd731d46] net: mscc: ocelot: fix address ageing time (again) testing commit bf655ba212dfd10d1c86afeee3f3372dbd731d46 with gcc (GCC) 8.1.0 kernel signature: dbf15f4b3093522dc3d79f4a9c701393430fc18d2315bddb632061964a227e37 run #0: boot failed: can't ssh into the instance run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK # git bisect bad bf655ba212dfd10d1c86afeee3f3372dbd731d46 Bisecting: 1 revision left to test after this (roughly 1 step) [156ee62bbd8d3234aef26c68f4ba022217591149] Merge branch 'mlxsw-Various-fixes' testing commit 156ee62bbd8d3234aef26c68f4ba022217591149 with gcc (GCC) 8.1.0 kernel signature: 74e43be389dc2ddee158d69958bf4abe7a49e4b220910e6090c0bf8a91bde7a9 all runs: OK # git bisect bad 156ee62bbd8d3234aef26c68f4ba022217591149 Bisecting: 0 revisions left to test after this (roughly 0 steps) [46ca11177ed593f39d534f8d2c74ec5344e90c11] selftests: mlxsw: qos_mc_aware: Specify arping timeout as an integer testing commit 46ca11177ed593f39d534f8d2c74ec5344e90c11 with gcc (GCC) 8.1.0 kernel signature: 27fc6eebbe00f49219a1233109d0eb68dbc24536e7f846400dbd8e02990984a7 all runs: OK # git bisect bad 46ca11177ed593f39d534f8d2c74ec5344e90c11 46ca11177ed593f39d534f8d2c74ec5344e90c11 is the first bad commit commit 46ca11177ed593f39d534f8d2c74ec5344e90c11 Author: Amit Cohen Date: Thu May 21 15:11:45 2020 +0300 selftests: mlxsw: qos_mc_aware: Specify arping timeout as an integer Starting from iputils s20190709 (used in Fedora 31), arping does not support timeout being specified as a decimal: $ arping -c 1 -I swp1 -b 192.0.2.66 -q -w 0.1 arping: invalid argument: '0.1' Previously, such timeouts were rounded to an integer. Fix this by specifying the timeout as an integer. Fixes: a5ee171d087e ("selftests: mlxsw: qos_mc_aware: Add a test for UC awareness") Signed-off-by: Amit Cohen Reviewed-by: Petr Machata Signed-off-by: Ido Schimmel Signed-off-by: David S. Miller tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) culprit signature: 27fc6eebbe00f49219a1233109d0eb68dbc24536e7f846400dbd8e02990984a7 parent signature: 8fd87cb3704287d587ea9b2ff4771ddddfa3f4e3291b326bf5d8bdf2a62b4e04 revisions tested: 19, total time: 4h53m24.775952833s (build: 1h46m43.17260524s, test: 3h2m37.369285569s) first good commit: 46ca11177ed593f39d534f8d2c74ec5344e90c11 selftests: mlxsw: qos_mc_aware: Specify arping timeout as an integer cc: ["amitc@mellanox.com" "davem@davemloft.net" "idosch@mellanox.com" "petrm@mellanox.com"]