ci starts bisection 2023-04-02 10:48:28.805272394 +0000 UTC m=+339849.251620357
bisecting fixing commit since 98555239e4c3aab1810d84073166eef6d54eeb3d
building syzkaller on 86777b7fb4a452ebbd7430a2c4add0486734922b
ensuring issue is reproducible on original commit 98555239e4c3aab1810d84073166eef6d54eeb3d
testing commit 98555239e4c3aab1810d84073166eef6d54eeb3d gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: c21f32c8f5737645f689a7faf1838b38dcc420fd4e6d6c26f698202652378896
all runs: crashed: general protection fault in skb_queue_tail
testing current HEAD 00c7b5f4ddc5b346df62b757ec73f9357bb452af
testing commit 00c7b5f4ddc5b346df62b757ec73f9357bb452af gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: d0b23ccb7ee9fd6a45caf48e5d19385f8b9126a3c36d30499e4e8b570752fdfe
all runs: crashed: INFO: trying to register non-static key in skb_queue_tail
revisions tested: 2, total time: 24m21.263767962s (build: 16m41.428996853s, test: 6m55.375675464s)
the crash still happens on HEAD
commit msg: Merge tag 'input-for-v6.3-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
crash: INFO: trying to register non-static key in skb_queue_tail
INFO: trying to register non-static key.
The code is fine but needs lockdep annotation, or maybe
you didn't initialize this object before use?
turning off the locking correctness validator.
CPU: 0 PID: 5847 Comm: dhcpcd-run-hook Not tainted 6.3.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
Call Trace:
dump_stack_lvl+0x167/0x220
assign_lock_key+0x222/0x230
register_lock_class+0x28e/0x990
__lock_acquire+0xd3/0x1f80
lock_acquire+0x1e1/0x520
_raw_spin_lock_irqsave+0xd5/0x120
skb_queue_tail+0x30/0x120
hif_usb_regout_cb+0x101/0x130
__usb_hcd_giveback_urb+0x222/0x360
dummy_timer+0xa30/0x2de0
call_timer_fn+0x12f/0x3a0
__run_timers+0x59f/0x6e0
run_timer_softirq+0x4a/0xb0
__do_softirq+0x2ab/0x908
__irq_exit_rcu+0x159/0x240
irq_exit_rcu+0x9/0x20
sysvec_apic_timer_interrupt+0x95/0xb0
asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:lock_is_held_type+0x13b/0x190
Code: 75 40 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 75 46 41 f7 c4 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 <48> 3b 44 24 08 75 3c 89 e8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f
RSP: 0018:ffffc900052ff878 EFLAGS: 00000206
RAX: 5f085fc421d89300 RBX: 0000000000000002 RCX: 0000000000000001
RDX: 0000000000000001 RSI: ffffffff898a5560 RDI: ffffffff89d95c40
RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed100e0ea356
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000246
R13: ffff8880748b1d00 R14: 0000000000000000 R15: ffff8880776eae98
copy_mm+0x99c/0x1240
copy_process+0x1555/0x3b10
kernel_clone+0x19a/0x5f0
__x64_sys_clone+0x230/0x280
do_syscall_64+0x41/0xc0
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f66af0b90f2
Code: ed 0f 85 11 01 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 a2 00 00 00 41 89 c5 85 c0 0f 85 af 00 00
RSP: 002b:00007fff32858cb0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00005635aa7b5ae0 RCX: 00007f66af0b90f2
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 00007f66aef4fad0 R11: 0000000000000246 R12: 0000000000000000
R13: 00005635aa7cc9a0 R14: 0000000000000002 R15: 0000000000000005
general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 0 PID: 5847 Comm: dhcpcd-run-hook Not tainted 6.3.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
RIP: 0010:skb_queue_tail+0xb6/0x120
Code: 7c 54 fa 4d 89 2f 49 bf 00 00 00 00 00 fc ff df 42 80 7c 3d 00 00 74 08 4c 89 f7 e8 74 7c 54 fa 49 89 1e 4c 89 e8 48 c1 e8 03 <42> 80 3c 38 00 74 08 4c 89 ef e8 5b 7c 54 fa 49 89 5d 00 49 83 c4
RSP: 0018:ffffc900000077d8 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffff888024f2f640 RCX: dffffc0000000000
RDX: dffffc0000000000 RSI: 0000000000000004 RDI: ffffc900000076c0
RBP: 1ffff1100f97f71b R08: dffffc0000000000 R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff88807cbfb8d0
R13: 0000000000000000 R14: ffff88807cbfb8d8 R15: dffffc0000000000
FS: 00007f66aef4f800(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005635aa7b6000 CR3: 000000007936c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
hif_usb_regout_cb+0x101/0x130
__usb_hcd_giveback_urb+0x222/0x360
dummy_timer+0xa30/0x2de0
call_timer_fn+0x12f/0x3a0
__run_timers+0x59f/0x6e0
run_timer_softirq+0x4a/0xb0
__do_softirq+0x2ab/0x908
__irq_exit_rcu+0x159/0x240
irq_exit_rcu+0x9/0x20
sysvec_apic_timer_interrupt+0x95/0xb0
asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:lock_is_held_type+0x13b/0x190
Code: 75 40 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 75 46 41 f7 c4 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 <48> 3b 44 24 08 75 3c 89 e8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f
RSP: 0018:ffffc900052ff878 EFLAGS: 00000206
RAX: 5f085fc421d89300 RBX: 0000000000000002 RCX: 0000000000000001
RDX: 0000000000000001 RSI: ffffffff898a5560 RDI: ffffffff89d95c40
RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed100e0ea356
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000246
R13: ffff8880748b1d00 R14: 0000000000000000 R15: ffff8880776eae98
copy_mm+0x99c/0x1240
copy_process+0x1555/0x3b10
kernel_clone+0x19a/0x5f0
__x64_sys_clone+0x230/0x280
do_syscall_64+0x41/0xc0
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f66af0b90f2
Code: ed 0f 85 11 01 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 a2 00 00 00 41 89 c5 85 c0 0f 85 af 00 00
RSP: 002b:00007fff32858cb0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00005635aa7b5ae0 RCX: 00007f66af0b90f2
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 00007f66aef4fad0 R11: 0000000000000246 R12: 0000000000000000
R13: 00005635aa7cc9a0 R14: 0000000000000002 R15: 0000000000000005
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:skb_queue_tail+0xb6/0x120
Code: 7c 54 fa 4d 89 2f 49 bf 00 00 00 00 00 fc ff df 42 80 7c 3d 00 00 74 08 4c 89 f7 e8 74 7c 54 fa 49 89 1e 4c 89 e8 48 c1 e8 03 <42> 80 3c 38 00 74 08 4c 89 ef e8 5b 7c 54 fa 49 89 5d 00 49 83 c4
RSP: 0018:ffffc900000077d8 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffff888024f2f640 RCX: dffffc0000000000
RDX: dffffc0000000000 RSI: 0000000000000004 RDI: ffffc900000076c0
RBP: 1ffff1100f97f71b R08: dffffc0000000000 R09: 0000000000000003
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff88807cbfb8d0
R13: 0000000000000000 R14: ffff88807cbfb8d8 R15: dffffc0000000000
FS: 00007f66aef4f800(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005635aa7b6000 CR3: 000000007936c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 75 40 jne 0x42
2: 48 c7 04 24 00 00 00 movq $0x0,(%rsp)
9: 00
a: 9c pushfq
b: 8f 04 24 popq (%rsp)
e: f7 04 24 00 02 00 00 testl $0x200,(%rsp)
15: 75 46 jne 0x5d
17: 41 f7 c4 00 02 00 00 test $0x200,%r12d
1e: 74 01 je 0x21
20: fb sti
21: 65 48 8b 04 25 28 00 mov %gs:0x28,%rax
28: 00 00
* 2a: 48 3b 44 24 08 cmp 0x8(%rsp),%rax <-- trapping instruction
2f: 75 3c jne 0x6d
31: 89 e8 mov %ebp,%eax
33: 48 83 c4 10 add $0x10,%rsp
37: 5b pop %rbx
38: 41 5c pop %r12
3a: 41 5d pop %r13
3c: 41 5e pop %r14
3e: 41 5f pop %r15