ci2 starts bisection 2024-06-14 02:14:39.568243593 +0000 UTC m=+44889.525552744
bisecting fixing commit since 284087d4f7d57502b5a41b423b771f16cc6d157a
building syzkaller on 9026e14289eaf45a00ddddb8730f2092b956d99a
ensuring issue is reproducible on original commit 284087d4f7d57502b5a41b423b771f16cc6d157a

testing commit 284087d4f7d57502b5a41b423b771f16cc6d157a gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 106463a7cf52a2aff50da75a8b2e579bb82b9870ab561d850ca7f10b14698f0d
all runs: crashed: SYZFAIL: NL802154_CMD_SET_SHORT_ADDR failed
representative crash: SYZFAIL: NL802154_CMD_SET_SHORT_ADDR failed, types: [SYZ_FAILURE]
check whether we can drop unnecessary instrumentation
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed
testing commit 284087d4f7d57502b5a41b423b771f16cc6d157a gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 7ac9c4872100df14e2e40bacc565a57b43906e7ebcabb2f2d7aab2daa31eb1f6
all runs: crashed: SYZFAIL: NL802154_CMD_SET_SHORT_ADDR failed
representative crash: SYZFAIL: NL802154_CMD_SET_SHORT_ADDR failed, types: [SYZ_FAILURE]
the bug reproduces without the instrumentation
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
kconfig minimization: base=3703 full=7269 leaves diff=1983
split chunks (needed=false): <1983>
split chunk #0 of len 1983 into 5 parts
testing without sub-chunk 1/5
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 284087d4f7d57502b5a41b423b771f16cc6d157a gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 1fd43238461cea8a1076b159961edb6421445add4bfea45d4b79eaaa72e18158
all runs: crashed: SYZFAIL: NL802154_CMD_SET_SHORT_ADDR failed
representative crash: SYZFAIL: NL802154_CMD_SET_SHORT_ADDR failed, types: [SYZ_FAILURE]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit 284087d4f7d57502b5a41b423b771f16cc6d157a gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 02d1588c44e9476b5053f60123d8c9ed1fc527457598ca2116157b91427b96d5
run #0: crashed: invalid opcode in ext4_enable_quotas
run #1: crashed: invalid opcode in ext4_enable_quotas
run #2: crashed: invalid opcode in ext4_enable_quotas
run #3: crashed: invalid opcode in ext4_enable_quotas
run #4: crashed: invalid opcode in ext4_enable_quotas
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: crashed: invalid opcode in ext4_enable_quotas
representative crash: invalid opcode in ext4_enable_quotas, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 284087d4f7d57502b5a41b423b771f16cc6d157a gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: af046aceaade42d91a34b9ec218b52cb7139ed1bc05704fcb753b5469dee7ec9
run #0: crashed: invalid opcode in ext4_enable_quotas
run #1: crashed: invalid opcode in ext4_enable_quotas
run #2: crashed: invalid opcode in ext4_enable_quotas
run #3: crashed: invalid opcode in ext4_enable_quotas
run #4: crashed: invalid opcode in ext4_enable_quotas
run #5: crashed: invalid opcode in ext4_enable_quotas
run #6: crashed: invalid opcode in ext4_enable_quotas
run #7: crashed: invalid opcode in ext4_enable_quotas
run #8: OK
run #9: OK
representative crash: invalid opcode in ext4_enable_quotas, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed
testing commit 284087d4f7d57502b5a41b423b771f16cc6d157a gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 819a28178994465da63618a2f371efdd142e537cc9424916fb5cbdf11dda73a4
run #0: crashed: invalid opcode in ext4_enable_quotas
run #1: crashed: invalid opcode in ext4_enable_quotas
run #2: crashed: invalid opcode in ext4_enable_quotas
run #3: crashed: invalid opcode in ext4_enable_quotas
run #4: crashed: invalid opcode in ext4_enable_quotas
run #5: crashed: invalid opcode in ext4_enable_quotas
run #6: crashed: invalid opcode in ext4_enable_quotas
run #7: OK
run #8: OK
run #9: OK
representative crash: invalid opcode in ext4_enable_quotas, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 284087d4f7d57502b5a41b423b771f16cc6d157a gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: ccef58fc79b8c47d763f75f1eead4bbd083106e8845a0168e5ad24fc88043203
run #0: crashed: invalid opcode in ext4_enable_quotas
run #1: crashed: invalid opcode in ext4_enable_quotas
run #2: crashed: invalid opcode in ext4_enable_quotas
run #3: crashed: invalid opcode in ext4_enable_quotas
run #4: crashed: invalid opcode in ext4_enable_quotas
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: invalid opcode in ext4_enable_quotas, types: [UNKNOWN]
the chunk can be dropped
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing current HEAD c61bd26ae81a896c8660150b4e356153da30880a
testing commit c61bd26ae81a896c8660150b4e356153da30880a gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 136c23710ab929b620805e4ca19d91bebe29f02c5d144bfae84328c4c3d1bfb5
run #0: crashed: invalid opcode in ext4_enable_quotas
run #1: crashed: invalid opcode in ext4_enable_quotas
run #2: crashed: invalid opcode in ext4_enable_quotas
run #3: crashed: invalid opcode in ext4_enable_quotas
run #4: crashed: invalid opcode in ext4_enable_quotas
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: invalid opcode in ext4_enable_quotas, types: [UNKNOWN]
crash still not fixed/happens on the oldest tested release
revisions tested: 8, total time: 2h20m2.093227266s (build: 1h28m12.865571649s, test: 50m7.366083536s)
crash still not fixed or there were kernel test errors
commit msg: Linux 5.15.160
crash: invalid opcode in ext4_enable_quotas
loop1: detected capacity change from 0 to 512
invalid opcode: 0000 [#1] SMP
CPU: 1 PID: 19481 Comm: syz-executor.1 Not tainted 5.15.160-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
RIP: 0010:ext4_quota_enable fs/ext4/super.c:6376 [inline]
RIP: 0010:ext4_enable_quotas+0x2ed/0x330 fs/ext4/super.c:6423
Code: 0f b6 45 fa 31 c9 48 c7 c6 23 43 12 82 4c 89 d7 44 0f b6 4d f8 44 0f b6 45 f9 48 8b 55 d8 50 e8 79 9c d9 ff 59 e9 98 fe ff ff <0f> 0b 41 57 45 31 c9 45 31 c0 31 c9 56 ba f5 18 00 00 48 c7 c6 c0
RSP: 0018:ffffc90003063cc8 EFLAGS: 00010246
RAX: ffff88810ca20400 RBX: 0000000000000001 RCX: 0000000000000004
RDX: 0000000000000001 RSI: ffff88810ff295d8 RDI: 0000000000000000
RBP: ffff88810ff29550 R08: 00000000000002b4 R09: 0000000000000000
R10: ffff88810ff29528 R11: fffffffffff44191 R12: ffff88810e268000
R13: 0000000000000004 R14: 0000000000000001 R15: 0000000000000001
FS:  00007f4fe7faf6c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffffe043808 CR3: 00000001125cd000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_fill_super+0x2874/0x35e0 fs/ext4/super.c:4959
 mount_bdev+0x184/0x1b0 fs/super.c:1387
 legacy_get_tree+0x28/0x50 fs/fs_context.c:611
 vfs_get_tree+0x18/0x70 fs/super.c:1517
 do_new_mount fs/namespace.c:3005 [inline]
 path_mount+0x2b9/0xb50 fs/namespace.c:3335
 do_mount fs/namespace.c:3348 [inline]
 __do_sys_mount fs/namespace.c:3556 [inline]
 __se_sys_mount fs/namespace.c:3533 [inline]
 __x64_sys_mount+0xfe/0x140 fs/namespace.c:3533
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x33/0x80 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f4fe842f46a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4fe7faeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f4fe7faef80 RCX: 00007f4fe842f46a
RDX: 00000000200005c0 RSI: 0000000020000000 RDI: 00007f4fe7faef40
RBP: 00000000200005c0 R08: 00007f4fe7faef80 R09: 0000000000200810
R10: 0000000000200810 R11: 0000000000000246 R12: 0000000020000000
R13: 00007f4fe7faef40 R14: 00000000000004da R15: 0000000020001400
 </TASK>
Modules linked in:
---[ end trace 2d76975b2b39ce80 ]---
RIP: 0010:ext4_quota_enable fs/ext4/super.c:6376 [inline]
RIP: 0010:ext4_enable_quotas+0x2ed/0x330 fs/ext4/super.c:6423
Code: 0f b6 45 fa 31 c9 48 c7 c6 23 43 12 82 4c 89 d7 44 0f b6 4d f8 44 0f b6 45 f9 48 8b 55 d8 50 e8 79 9c d9 ff 59 e9 98 fe ff ff <0f> 0b 41 57 45 31 c9 45 31 c0 31 c9 56 ba f5 18 00 00 48 c7 c6 c0
RSP: 0018:ffffc90003063cc8 EFLAGS: 00010246
RAX: ffff88810ca20400 RBX: 0000000000000001 RCX: 0000000000000004
RDX: 0000000000000001 RSI: ffff88810ff295d8 RDI: 0000000000000000
RBP: ffff88810ff29550 R08: 00000000000002b4 R09: 0000000000000000
R10: ffff88810ff29528 R11: fffffffffff44191 R12: ffff88810e268000
R13: 0000000000000004 R14: 0000000000000001 R15: 0000000000000001
FS:  00007f4fe7faf6c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffffe043808 CR3: 00000001125cd000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400