bisecting cause commit starting from 7cc2a8ea104820dd9e702202621e8fd4d9f6c8cf
building syzkaller on 510951950dc0ee69cfdaf746061d3dbe31b49fd8
testing commit 7cc2a8ea104820dd9e702202621e8fd4d9f6c8cf with gcc (GCC) 8.1.0
kernel signature: fac58c5e60fa516f21b58ca6f74dbc662531d3398314ac571637436e844caa15
all runs: crashed: WARNING in rxrpc_recvmsg
testing release v5.7
testing commit 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162 with gcc (GCC) 8.1.0
kernel signature: 42d937f846f5d9f8c12002663f3bac4318937cb72ce9b8e1a590b4bccac34be1
all runs: OK
# git bisect start 7cc2a8ea104820dd9e702202621e8fd4d9f6c8cf 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162
Bisecting: 8086 revisions left to test after this (roughly 13 steps)
[a0a4d17e02a80a74a63c7cbb7bc8cea2f0b7d8b1] Merge branch 'pcmcia-next' of git://git.kernel.org/pub/scm/linux/kernel/git/brodo/linux
testing commit a0a4d17e02a80a74a63c7cbb7bc8cea2f0b7d8b1 with gcc (GCC) 8.1.0
kernel signature: 11feaf35f40c9807dcfd0c93f7d2c1f42becdba1ad3ea78524d6a6690fcfc153
all runs: OK
# git bisect good a0a4d17e02a80a74a63c7cbb7bc8cea2f0b7d8b1
Bisecting: 3890 revisions left to test after this (roughly 12 steps)
[80ef846e9909f22ccdc2a4a6d931266cecce8b2c] Merge tag 'staging-5.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
testing commit 80ef846e9909f22ccdc2a4a6d931266cecce8b2c with gcc (GCC) 8.1.0
kernel signature: 477b9af76a1e5d7dd77b11de615f74346518cad0b71289aabcf80cb39ec16917
all runs: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks
# git bisect skip 80ef846e9909f22ccdc2a4a6d931266cecce8b2c
Bisecting: 3890 revisions left to test after this (roughly 12 steps)
[98a23609b10364a51a1bb3688f8dd1cd1aa94a9a] maccess: always use strict semantics for probe_kernel_read
testing commit 98a23609b10364a51a1bb3688f8dd1cd1aa94a9a with gcc (GCC) 8.1.0
kernel signature: ef24c04755f86cb2e27d7c8d6ff44a52ce848d27192a8e8890d34e25b4a82a49
run #0: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks
run #1: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks
run #2: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks
run #3: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks
run #4: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks
run #5: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks
run #6: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks
run #7: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks
run #8: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in corrupted
run #9: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks
# git bisect skip 98a23609b10364a51a1bb3688f8dd1cd1aa94a9a
Bisecting: 3890 revisions left to test after this (roughly 12 steps)
[4a9b984fe425cc48f24a4c00305cf10663dfe9f9] dt-bindings: sc16is7xx: Add flag to activate IrDA mode
testing commit 4a9b984fe425cc48f24a4c00305cf10663dfe9f9 with gcc (GCC) 8.1.0
kernel signature: 138c5cfcdf7f2f48087231088ea02fe2393b63cce81640eaf4e4973e3600cfdf
all runs: OK
# git bisect good 4a9b984fe425cc48f24a4c00305cf10663dfe9f9
Bisecting: 3890 revisions left to test after this (roughly 12 steps)
[9ebcfadb0610322ac537dd7aa5d9cbc2b2894c68] Linux 5.8-rc3
testing commit 9ebcfadb0610322ac537dd7aa5d9cbc2b2894c68 with gcc (GCC) 8.1.0
kernel signature: eb6bcd92a4f2ea9ec989aa3db1ef9e1a5eacecb2e0cf526e37775557768aef4c
run #0: crashed: WARNING in rxrpc_recvmsg
run #1: crashed: kernel BUG at net/rxrpc/recvmsg.c:LINE!
run #2: crashed: kernel BUG at net/rxrpc/recvmsg.c:LINE!
run #3: crashed: WARNING in rxrpc_recvmsg
run #4: crashed: WARNING in rxrpc_recvmsg
run #5: crashed: WARNING in rxrpc_recvmsg
run #6: crashed: WARNING in rxrpc_recvmsg
run #7: crashed: WARNING in rxrpc_recvmsg
run #8: crashed: WARNING in rxrpc_recvmsg
run #9: crashed: WARNING in rxrpc_recvmsg
# git bisect bad 9ebcfadb0610322ac537dd7aa5d9cbc2b2894c68
Bisecting: 3853 revisions left to test after this (roughly 12 steps)
[33a180623b6c35f2727daecb63763955af3af1df] dm bufio: introduce forget_buffer_locked
testing commit 33a180623b6c35f2727daecb63763955af3af1df with gcc (GCC) 8.1.0
kernel signature: 1bdf921f2613d5b7695d35136491e660112e1dd549c894d1dba1c756139eb39c
all runs: OK
# git bisect good 33a180623b6c35f2727daecb63763955af3af1df
Bisecting: 3853 revisions left to test after this (roughly 12 steps)
[fa1f68cc88f1dce6b7bb37628eb7c25c96593183] mm: use false for bool variable
testing commit fa1f68cc88f1dce6b7bb37628eb7c25c96593183 with gcc (GCC) 8.1.0
kernel signature: 67391b936d4e384835f7e95a8f26c3700797891cdf8af7110d8eec1c1069fc30
all runs: OK
# git bisect good fa1f68cc88f1dce6b7bb37628eb7c25c96593183
Bisecting: 3853 revisions left to test after this (roughly 12 steps)
[0f03c08892ac3c42d93662c8dec86bf74e5d4c9b] i2c: pxa: consolidate i2c_pxa_*xfer() implementations
testing commit 0f03c08892ac3c42d93662c8dec86bf74e5d4c9b with gcc (GCC) 8.1.0
kernel signature: cc5a7ce2a951dda945d9ca771e3cb8eda0ed85c90f476471af7e4c3186a2b6e0
all runs: OK
# git bisect good 0f03c08892ac3c42d93662c8dec86bf74e5d4c9b
Bisecting: 3810 revisions left to test after this (roughly 12 steps)
[c60e4459c42de356b5cc49830fc08e5fd372a8cd] ASoC: intel: atom: use snd_compress_ops
testing commit c60e4459c42de356b5cc49830fc08e5fd372a8cd with gcc (GCC) 8.1.0
kernel signature: 4191fdfdee346181fb668bce560dfa2034b7947c3c950265a05d2647250c8762
all runs: OK
# git bisect good c60e4459c42de356b5cc49830fc08e5fd372a8cd
Bisecting: 3810 revisions left to test after this (roughly 12 steps)
[9ac17575804024fb3d5692cad7afc08929bab981] lib/math: avoid trailing newline hidden in pr_fmt()
testing commit 9ac17575804024fb3d5692cad7afc08929bab981 with gcc (GCC) 8.1.0
kernel signature: 8874829939a24bba4e9f35b4571834cf42b1e5591327c406a6cf12e62382e121
all runs: OK
# git bisect good 9ac17575804024fb3d5692cad7afc08929bab981
Bisecting: 3810 revisions left to test after this (roughly 12 steps)
[ccd7c7ce167a21dbf2b698ffcf00f11d96d44f9b] net: qed: fix NVMe login fails over VFs
testing commit ccd7c7ce167a21dbf2b698ffcf00f11d96d44f9b with gcc (GCC) 8.1.0
kernel signature: dfa70364589f20190240329d9cd0c08bad20373fff1ef3f337b0b38fc47ea8fc
run #0: crashed: kernel BUG at net/rxrpc/recvmsg.c:LINE!
run #1: crashed: WARNING in rxrpc_recvmsg
run #2: crashed: WARNING in rxrpc_recvmsg
run #3: crashed: WARNING in rxrpc_recvmsg
run #4: crashed: kernel BUG at net/rxrpc/recvmsg.c:LINE!
run #5: crashed: WARNING in rxrpc_recvmsg
run #6: crashed: kernel BUG at net/rxrpc/recvmsg.c:LINE!
run #7: crashed: WARNING in rxrpc_recvmsg
run #8: crashed: WARNING in rxrpc_recvmsg
run #9: crashed: WARNING in rxrpc_recvmsg
# git bisect bad ccd7c7ce167a21dbf2b698ffcf00f11d96d44f9b
Bisecting: 3659 revisions left to test after this (roughly 12 steps)
[081096d98bb23946f16215357b141c5616b234bf] Merge tag 'tty-5.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
testing commit 081096d98bb23946f16215357b141c5616b234bf with gcc (GCC) 8.1.0
kernel signature: f93cc7b1f740ae71ad9541a625f1f74396eeb3a1a8690a78ad25f28bddfa69c5
all runs: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks
# git bisect skip 081096d98bb23946f16215357b141c5616b234bf
Bisecting: 3659 revisions left to test after this (roughly 12 steps)
[1ee18de92927f37e6948d5a6fc73cbf89f806905] Merge tag 'dma-mapping-5.8' of git://git.infradead.org/users/hch/dma-mapping
testing commit 1ee18de92927f37e6948d5a6fc73cbf89f806905 with gcc (GCC) 8.1.0
kernel signature: 502ff8feb00905792d63f80416a7d2d3f9bcb80755eeab48e21bd498c0395bb5
all runs: basic kernel testing failed: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks
# git bisect skip 1ee18de92927f37e6948d5a6fc73cbf89f806905
Bisecting: 3659 revisions left to test after this (roughly 12 steps)
[467b82d7cee4373aa7bc47fd3043e2fa0a3440f5] modpost: remove -s option
testing commit 467b82d7cee4373aa7bc47fd3043e2fa0a3440f5 with gcc (GCC) 8.1.0
kernel signature: 9c6063df4cb0047a617a82828a29afed31a1506e557cddb43a4702db5cac4867
run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor380477008" "root@10.128.15.196:./syz-executor380477008"]: exit status 1
Warning: Permanently added '10.128.15.196' (ECDSA) to the list of known hosts.
exec request failed on channel 0
lost connection

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 good 467b82d7cee4373aa7bc47fd3043e2fa0a3440f5
Bisecting: 3659 revisions left to test after this (roughly 12 steps)
[2f7ccc387cf3b2e896dadbe5252502baf56473a4] Staging: vt6655: Format long lines.
testing commit 2f7ccc387cf3b2e896dadbe5252502baf56473a4 with gcc (GCC) 8.1.0
kernel signature: 6268cf66fc31d329510bb2d57339d787559b18fd7d7cc86712218a12eea70546
all runs: OK
# git bisect good 2f7ccc387cf3b2e896dadbe5252502baf56473a4
Bisecting: 3651 revisions left to test after this (roughly 12 steps)
[fe79ea577be81e1e71642826ab00e676dc59c194] arm64: dts: allwinner: h6: Enable CPU opp tables for Pine H64
testing commit fe79ea577be81e1e71642826ab00e676dc59c194 with gcc (GCC) 8.1.0
kernel signature: ad82287bc9744abb86e5be02f7e642199aa2a0360ac2cc49a33e75676471dcd1
all runs: OK
# git bisect good fe79ea577be81e1e71642826ab00e676dc59c194
Bisecting: 3651 revisions left to test after this (roughly 12 steps)
[f6363c437dc6e287259c05849286bf0faefb0fdd] clk: at91: pmc: do not continue if compatible not located
testing commit f6363c437dc6e287259c05849286bf0faefb0fdd with gcc (GCC) 8.1.0
kernel signature: 53ce3c6a9c4d91d51449f4ad71e1393aceb15df0c3dd438facce524a372aa260
all runs: OK
# git bisect good f6363c437dc6e287259c05849286bf0faefb0fdd
Bisecting: 3649 revisions left to test after this (roughly 12 steps)
[c4e181d6fec49033f8f2c1b2d8b1de538ad4cd11] dt-bindings: reset: imx7: Document usage on i.MX8MP SoC
testing commit c4e181d6fec49033f8f2c1b2d8b1de538ad4cd11 with gcc (GCC) 8.1.0
kernel signature: 915ee30b6da5acd15c91000d550ff2104877c1e8b1852542bf27bfe110af106b
run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor683822139" "root@10.128.15.203:./syz-executor683822139"]: exit status 1
ssh_exchange_identification: read: Connection reset by peer
lost connection

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 good c4e181d6fec49033f8f2c1b2d8b1de538ad4cd11
Bisecting: 3649 revisions left to test after this (roughly 12 steps)
[74c6881019b7d56c327fffc268d97adb5eb1b4f9] powerpc/watchpoint: Prepare handler to handle more than one watchpoint
testing commit 74c6881019b7d56c327fffc268d97adb5eb1b4f9 with gcc (GCC) 8.1.0
kernel signature: c375d9878c8649d69b7ffd6c770a6310e7dadc2c756e0c9b4c95d0e28ba51cb9
all runs: OK
# git bisect good 74c6881019b7d56c327fffc268d97adb5eb1b4f9
Bisecting: 3649 revisions left to test after this (roughly 12 steps)
[f6c1fb0a76d97447ea7f928ee6a113ee15318df1] net: ethernet: dwmac: Fix an error code in imx_dwmac_probe()
testing commit f6c1fb0a76d97447ea7f928ee6a113ee15318df1 with gcc (GCC) 8.1.0
kernel signature: d9bbb6c8aaeab23ffa6a55861abfe822a36bf8664f52c39b50b6f57da4fb7482
all runs: OK
# git bisect good f6c1fb0a76d97447ea7f928ee6a113ee15318df1
Bisecting: 3635 revisions left to test after this (roughly 12 steps)
[c27842e7e11f97f0ba5f668953327acdb141c452] mtd: rawnand: onfi: Adapt the parameter page read to constraint controllers
testing commit c27842e7e11f97f0ba5f668953327acdb141c452 with gcc (GCC) 8.1.0
kernel signature: 6f4af2722d9add5cb355475181f74c26be9620d51ac02c67c1dcbc112363e4bf
run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor151270910" "root@10.128.10.60:./syz-executor151270910"]: exit status 1
Warning: Permanently added '10.128.10.60' (ECDSA) to the list of known hosts.
exec request failed on channel 0
lost connection

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 good c27842e7e11f97f0ba5f668953327acdb141c452
Bisecting: 3588 revisions left to test after this (roughly 12 steps)
[b6f3162d0e9ab499e8912c7255596bfd8b9e94f7] Merge branches 'clk-unisoc', 'clk-trivial', 'clk-bcm', 'clk-st' and 'clk-ast2600' into clk-next
testing commit b6f3162d0e9ab499e8912c7255596bfd8b9e94f7 with gcc (GCC) 8.1.0
kernel signature: dc98738c32483c00e86f17602492a08c8c3e9388f61a2c134f75e31cbc07673f
all runs: OK
# git bisect good b6f3162d0e9ab499e8912c7255596bfd8b9e94f7
Bisecting: 3478 revisions left to test after this (roughly 12 steps)
[40df60f140b374a3a55fdf296f2345a176c4fe12] dt-bindings: clock: Convert i.MX23 clock to json-schema
testing commit 40df60f140b374a3a55fdf296f2345a176c4fe12 with gcc (GCC) 8.1.0
kernel signature: a9feff6f4553896d831c2a5e31eaadf809a8444e8f4778718057b8d2d7508d8a
all runs: OK
# git bisect good 40df60f140b374a3a55fdf296f2345a176c4fe12
Bisecting: 3478 revisions left to test after this (roughly 12 steps)
[790241e92847c93f1bd7772299e6c58fb8f185e8] staging: wfx: drop unused attribute 'beacon_int'
testing commit 790241e92847c93f1bd7772299e6c58fb8f185e8 with gcc (GCC) 8.1.0
kernel signature: 2722d04b2fcee60803824b20de0f3a8493e80ae54d29c67a8131786ae77adb50
all runs: OK
# git bisect good 790241e92847c93f1bd7772299e6c58fb8f185e8
Bisecting: 3373 revisions left to test after this (roughly 12 steps)
[3d17b9b5ab11556b2fea07d4f24154095a685ad2] scsi: ufs: Add write booster feature support
testing commit 3d17b9b5ab11556b2fea07d4f24154095a685ad2 with gcc (GCC) 8.1.0
kernel signature: 0ece085c1e4d20ae1241cbed400db184fb52c68345e214f226c4a7c8375a1346
run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/tmp/syz-executor177260391" "root@10.128.0.198:./syz-executor177260391"]: exit status 1
ssh_exchange_identification: read: Connection reset by peer
lost connection

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 good 3d17b9b5ab11556b2fea07d4f24154095a685ad2
Bisecting: 2861 revisions left to test after this (roughly 12 steps)
[1af16d547f3080d71060092d22e79a34527d1d08] ceph: add caps perf metric for each superblock
testing commit 1af16d547f3080d71060092d22e79a34527d1d08 with gcc (GCC) 8.1.0
kernel signature: b6f7579215139591efd91b17b6b633db3daf6ed091f1115a05a7161cf9de3208
all runs: OK
# git bisect good 1af16d547f3080d71060092d22e79a34527d1d08
Bisecting: 2859 revisions left to test after this (roughly 12 steps)
[eb077c9c387f931767d7b737bdf696b753c57e46] RISC-V: Skip setting up PMPs on traps
testing commit eb077c9c387f931767d7b737bdf696b753c57e46 with gcc (GCC) 8.1.0
kernel signature: 705321719755bd6a4af4305fe39eb47e1e4b5a15ca7f263ff711e15890ebf930
all runs: OK
# git bisect good eb077c9c387f931767d7b737bdf696b753c57e46
Bisecting: 2859 revisions left to test after this (roughly 12 steps)
[f80fe8944e085a1065f4829a14af8394cad1c30f] ntb: hw: remove the code that sets the DMA mask
testing commit f80fe8944e085a1065f4829a14af8394cad1c30f with gcc (GCC) 8.1.0
kernel signature: d0f3d20474c46608123b9ce31bd05afdeadecb7e926a5d76235918f4a3ada000
all runs: OK
# git bisect good f80fe8944e085a1065f4829a14af8394cad1c30f
Bisecting: 2852 revisions left to test after this (roughly 12 steps)
[36124fb19f1ae68a500cd76a76d40c6e81bee346] ASoC: fsl_asrc_dma: Fix dma_chan leak when config DMA channel failed
revisions tested: 30, total time: 8h0m10.261367134s (build: 3h8m2.170016578s, test: 4h47m18.141842632s)
error: bisection is taking too long (>8h0m0s), aborting