[ 54.272756] BUG: Bad rss-counter state mm:00000000a5d2e1e6 type:MM_FILEPAGES val:33 [ 54.273796] BUG: Bad rss-counter state mm:00000000a5d2e1e6 type:MM_ANONPAGES val:22 Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 55.856512] BUG: Bad rss-counter state mm:00000000199e0778 type:MM_FILEPAGES val:33 [ 55.857302] BUG: Bad rss-counter state mm:00000000199e0778 type:MM_ANONPAGES val:22 [ 56.238220] BUG: Bad rss-counter state mm:00000000199bfad2 type:MM_FILEPAGES val:33 [ 56.238922] BUG: Bad rss-counter state mm:00000000199bfad2 type:MM_ANONPAGES val:22 Warning: Permanently added '[localhost]:56370' (ECDSA) to the list of known hosts. 2023/06/20 09:17:04 fuzzer started 2023/06/20 09:17:04 dialing manager at localhost:44161 2023/06/20 09:17:04 checking machine... 2023/06/20 09:17:04 checking revisions... [ 56.867266] kmemleak: Automatic memory scanning thread ended 2023/06/20 09:17:04 testing simple program... [ 56.910570] cgroup: Unknown subsys name 'net' [ 56.947749] cgroup: Unknown subsys name 'rlimit' [ 58.108495] general protection fault, probably for non-canonical address 0xe0fdfc2f0000001a: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 58.109516] KASAN: maybe wild-memory-access in range [0x07f00178000000d0-0x07f00178000000d7] [ 58.110216] CPU: 1 PID: 202 Comm: sshd Tainted: G B 6.4.0-rc7-next-20230619 #1 [ 58.110968] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 58.111667] RIP: 0010:__rb_insert_augmented+0x9d/0x8b0 [ 58.112133] Code: c2 48 c1 ea 03 42 80 3c 2a 00 0f 85 55 05 00 00 4d 8b 74 24 08 49 39 ee 0f 84 77 01 00 00 4d 85 f6 74 1c 4c 89 f2 48 c1 ea 03 <42> 80 3c 2a 00 0f 85 61 05 00 00 41 f6 06 01 0f 84 7a 04 00 00 48 [ 58.113686] RSP: 0018:ffff88800ff3f948 EFLAGS: 00010213 [ 58.114183] RAX: ffff8880197a99a0 RBX: ffff88801a7914c8 RCX: ffffffff844ce9f9 [ 58.114767] RDX: 00fe002f0000001a RSI: 0000000000000008 RDI: ffff88800c3ec408 [ 58.115400] RBP: ffff88800e83b780 R08: ffff88800c3ec408 R09: 0000000000000000 [ 58.115987] R10: 000000000000002d R11: 00000000000b6996 R12: ffff88800c3ec400 [ 58.116638] R13: dffffc0000000000 R14: 07f00178000000d4 R15: ffffffff816e61c0 [ 58.117258] FS: 00007f5755fd4900(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 [ 58.117966] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.118466] CR2: 0000561b725e0e78 CR3: 0000000018c02000 CR4: 0000000000350ee0 [ 58.119043] Call Trace: [ 58.119276] [ 58.119480] ? die_addr+0x3c/0xa0 [ 58.119810] ? exc_general_protection+0x125/0x220 [ 58.120242] ? asm_exc_general_protection+0x26/0x30 [ 58.120754] ? __pfx_vma_interval_tree_augment_rotate+0x10/0x10 [ 58.121277] ? __rb_insert_augmented+0x5e9/0x8b0 [ 58.121718] ? __rb_insert_augmented+0x9d/0x8b0 [ 58.122135] ? __rb_insert_augmented+0x5e9/0x8b0 [ 58.122553] ? vma_interval_tree_insert_after+0x315/0x390 [ 58.123019] dup_mmap+0xc45/0x1770 [ 58.123351] ? __pfx_dup_mmap+0x10/0x10 [ 58.123711] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 58.124137] ? _raw_spin_unlock_irqrestore+0x2c/0x50 [ 58.124554] ? trace_hardirqs_on+0x16/0x100 [ 58.124959] ? mm_init+0xb4a/0xe70 [ 58.125276] copy_process+0x3e68/0x7320 [ 58.125643] ? __pfx_lock_release+0x10/0x10 [ 58.126051] ? __pfx_copy_process+0x10/0x10 [ 58.126451] ? percpu_counter_add_batch+0xc8/0x180 [ 58.126900] ? percpu_counter_add_batch+0xc8/0x180 [ 58.127347] kernel_clone+0xeb/0x7d0 [ 58.127647] ? lock_acquire+0x434/0x4c0 [ 58.127963] ? __pfx_kernel_clone+0x10/0x10 [ 58.128318] ? __pfx_lock_release+0x10/0x10 [ 58.128740] ? __pfx_alloc_file_pseudo+0x10/0x10 [ 58.129158] ? init_peercred+0x230/0x310 [ 58.129525] __do_sys_clone+0xba/0x100 [ 58.129851] ? __pfx___do_sys_clone+0x10/0x10 [ 58.130237] ? __sys_socketpair+0x3fd/0x580 [ 58.130600] ? fpregs_assert_state_consistent+0xbd/0xe0 [ 58.131059] do_syscall_64+0x3f/0x90 [ 58.131392] entry_SYSCALL_64_after_hwframe+0x6e/0xd8 [ 58.131815] RIP: 0033:0x7f57564934bb [ 58.132117] Code: ed 0f 85 f8 00 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 91 00 00 00 41 89 c5 85 c0 0f 85 9e 00 00 [ 58.133554] RSP: 002b:00007ffc46fe3740 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 58.134183] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f57564934bb [ 58.134751] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 58.135282] RBP: 0000000000000000 R08: 0000000000000000 R09: 00007f5755fd4900 [ 58.135845] R10: 00007f5755fd4bd0 R11: 0000000000000246 R12: 0000000000000000 [ 58.136439] R13: 0000000000000001 R14: 0000000000000005 R15: 0000000000000000 [ 58.137058] [ 58.137254] Modules linked in: [ 58.137636] ---[ end trace 0000000000000000 ]--- [ 58.138024] RIP: 0010:__rb_insert_augmented+0x9d/0x8b0 [ 58.138487] Code: c2 48 c1 ea 03 42 80 3c 2a 00 0f 85 55 05 00 00 4d 8b 74 24 08 49 39 ee 0f 84 77 01 00 00 4d 85 f6 74 1c 4c 89 f2 48 c1 ea 03 <42> 80 3c 2a 00 0f 85 61 05 00 00 41 f6 06 01 0f 84 7a 04 00 00 48 [ 58.139902] RSP: 0018:ffff88800ff3f948 EFLAGS: 00010213 [ 58.140367] RAX: ffff8880197a99a0 RBX: ffff88801a7914c8 RCX: ffffffff844ce9f9 [ 58.140999] RDX: 00fe002f0000001a RSI: 0000000000000008 RDI: ffff88800c3ec408 [ 58.141601] RBP: ffff88800e83b780 R08: ffff88800c3ec408 R09: 0000000000000000 [ 58.142146] R10: 000000000000002d R11: 00000000000b6996 R12: ffff88800c3ec400 [ 58.142722] R13: dffffc0000000000 R14: 07f00178000000d4 R15: ffffffff816e61c0 [ 58.143290] FS: 00007f5755fd4900(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 [ 58.143897] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.144356] CR2: 0000561b725e0e78 CR3: 0000000018c02000 CR4: 0000000000350ee0 executing program executing program executing program VM DIAGNOSIS: 09:17:03 Registers: info registers vcpu 0 RAX=ffff88806ce35000 RBX=0000000000000000 RCX=ffffffff8450c50e RDX=ffffed100d9c6a01 RSI=0000000000000004 RDI=ffffffff812889a5 RBP=dffffc0000000000 RSP=ffffffff85407e10 R8 =0000000000000000 R9 =ffffed100d9c6a00 R10=ffff88806ce35003 R11=ffff888008c58000 R12=ffffffff85d3bed0 R13=1ffffffff0a80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff8450d49f RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff88806ce00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc4f0a9738 CR3=000000000f6f4000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=2034303a37313a3930203032206e754a XMM01=73732878696e755f6d6170203a5d3333 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3333325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732033303a37313a3930203032 XMM08=3d656e696c646d632022656369767265 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff88801654f3d8 RCX=ffff88801654f3b0 RDX=1ffff11002ca9e7d RSI=ffffffff813ad6d0 RDI=ffff88801654f3e8 RBP=ffff88801654f3a8 RSP=ffff88801654f2f0 R8 =0000000000000001 R9 =ffff88801654f350 R10=0000000000038001 R11=0000000000003c0d R12=ffff88801654f3d8 R13=0000000000000000 R14=ffff88801685b680 R15=ffff88800fda9720 RIP=ffffffff813ad442 RFL=00000286 [--S--P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fd177cd5900 00000000 00000000 GS =0000 ffff88806cf00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffca90a2000 CR3=00000000198a2000 CR4=00350ee0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000