[ 46.121759] ------------[ cut here ]------------ [ 46.122680] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.124712] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.126171] Modules linked in: [ 46.126802] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.128967] Tainted: [W]=WARN [ 46.129817] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.131282] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.132132] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 46.135248] RSP: 0018:ffff88801c4a7bc0 EFLAGS: 00010286 [ 46.136187] RAX: 0000000000000000 RBX: ffffed1003894f78 RCX: ffffffff813a4050 [ 46.137447] RDX: ffff88801bd8b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.138695] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003894f2f [ 46.139943] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.141202] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c4a7df8 [ 46.142462] FS: 00007f900ea2a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.143858] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.144904] CR2: 00007ffd207d2ef8 CR3: 000000000d5f1000 CR4: 0000000000350ef0 [ 46.146167] Call Trace: [ 46.146651] [ 46.147057] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.147927] ? __create_object+0x59/0x80 [ 46.148705] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.149638] __vmalloc_noprof+0x59/0x60 [ 46.150367] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.151165] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.152058] bpf_prog_alloc+0x39/0x200 [ 46.152777] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.153667] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.154550] do_seccomp+0x349/0x25e0 [ 46.155212] ? find_held_lock+0x2b/0x80 [ 46.155958] ? do_prlimit+0x310/0x610 [ 46.156703] ? __pfx_do_seccomp+0x10/0x10 [ 46.157476] ? do_raw_spin_unlock+0x53/0x220 [ 46.158251] ? _raw_spin_unlock+0x1e/0x40 [ 46.159022] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.159968] ? static_key_count+0x60/0x80 [ 46.160765] prctl_set_seccomp+0x4e/0x70 [ 46.161526] __do_sys_prctl+0xe6c/0x1d70 [ 46.162300] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.163102] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.164054] ? irqentry_exit+0xf3/0x650 [ 46.164798] do_syscall_64+0xbf/0x430 [ 46.165517] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.166450] RIP: 0033:0x7f900ef1c5cd [ 46.167096] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 46.170228] RSP: 002b:00007ffd207d1920 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.171579] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f900ef1c5cd [ 46.172837] RDX: 00005653793cfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.174079] RBP: 00007ffd207d1980 R08: 0000000000000000 R09: 00007ffd207d1020 [ 46.175333] R10: 0000000000000000 R11: 0000000000000246 R12: 00005653aad2cad0 [ 46.176574] R13: 00007ffd207d1db0 R14: 00005653aad2dbc0 R15: 00005653aad3e780 [ 46.177841] [ 46.178292] irq event stamp: 1903 [ 46.178878] hardirqs last enabled at (1911): [] __up_console_sem+0x78/0x80 [ 46.180376] hardirqs last disabled at (1920): [] __up_console_sem+0x5d/0x80 [ 46.181873] softirqs last enabled at (1822): [] handle_softirqs+0x50c/0x770 [ 46.183561] softirqs last disabled at (1939): [] __irq_exit_rcu+0xc4/0x100 [ 46.185093] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.737921] ------------[ cut here ]------------ [ 49.738705] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.740428] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.741689] Modules linked in: [ 49.742183] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.743870] Tainted: [W]=WARN [ 49.744360] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.745637] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.746413] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.749106] RSP: 0018:ffff888017597bc0 EFLAGS: 00010286 [ 49.749937] RAX: 0000000000000000 RBX: ffffed1002eb2f78 RCX: ffffffff813a4050 [ 49.751054] RDX: ffff8880176c8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.752134] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eb2f2f [ 49.753214] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.754294] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017597df8 [ 49.755404] FS: 00007f007c222900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.756599] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.757489] CR2: 00007f007c714580 CR3: 000000001ff5c000 CR4: 0000000000350ef0 [ 49.758583] Call Trace: [ 49.759018] [ 49.759422] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.760140] ? __create_object+0x59/0x80 [ 49.760816] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.761631] __vmalloc_noprof+0x59/0x60 [ 49.762243] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.763014] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.763824] bpf_prog_alloc+0x39/0x200 [ 49.764441] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.765183] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.765966] do_seccomp+0x349/0x25e0 [ 49.766574] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.767374] ? __pfx_do_seccomp+0x10/0x10 [ 49.768016] ? find_held_lock+0x2b/0x80 [ 49.768668] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.769479] ? static_key_count+0x60/0x80 [ 49.770104] prctl_set_seccomp+0x4e/0x70 [ 49.770764] __do_sys_prctl+0xe6c/0x1d70 [ 49.771458] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.772148] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.772965] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.773782] ? irqentry_exit+0xf3/0x650 [ 49.774429] do_syscall_64+0xbf/0x430 [ 49.775037] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.775852] RIP: 0033:0x7f007c7145cd [ 49.776436] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.779127] RSP: 002b:00007ffc59983a90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.780281] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f007c7145cd [ 49.781354] RDX: 000055a6e9bbfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.782426] RBP: 00007ffc59983af0 R08: 0000000000000000 R09: 00007ffc59983190 [ 49.783546] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a7201bb240 [ 49.784610] R13: 00007ffc59983f20 R14: 000055a7201babf0 R15: 000055a7201cf4d0 [ 49.785707] [ 49.786064] irq event stamp: 1665 [ 49.786598] hardirqs last enabled at (1675): [] __up_console_sem+0x78/0x80 [ 49.787895] hardirqs last disabled at (1684): [] __up_console_sem+0x5d/0x80 [ 49.789202] softirqs last enabled at (1698): [] handle_softirqs+0x50c/0x770 [ 49.790486] softirqs last disabled at (1709): [] __irq_exit_rcu+0xc4/0x100 [ 49.791782] ---[ end trace 0000000000000000 ]--- [ 50.643916] ------------[ cut here ]------------ [ 50.644924] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.647000] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.648513] Modules linked in: [ 50.649135] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.651195] Tainted: [W]=WARN [ 50.651822] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.653359] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.654324] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 50.658362] RSP: 0018:ffff888015ad7bc0 EFLAGS: 00010286 [ 50.659633] RAX: 0000000000000000 RBX: ffffed1002b5af78 RCX: ffffffff813a4050 [ 50.661307] RDX: ffff888016465340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.662890] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b5af2f [ 50.664372] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.665824] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015ad7df8 [ 50.667149] FS: 00007f47292e1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.668657] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.669764] CR2: 00007f47297d3580 CR3: 000000000dda3000 CR4: 0000000000350ef0 [ 50.671104] Call Trace: [ 50.671657] [ 50.672083] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.673034] ? __create_object+0x59/0x80 [ 50.673865] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.674883] __vmalloc_noprof+0x59/0x60 [ 50.675689] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.676614] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.677625] bpf_prog_alloc+0x39/0x200 [ 50.678439] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.679430] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.680375] do_seccomp+0x349/0x25e0 [ 50.681090] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.682025] ? __pfx_do_seccomp+0x10/0x10 [ 50.682877] ? find_held_lock+0x2b/0x80 [ 50.683683] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.684701] ? static_key_count+0x60/0x80 [ 50.685545] prctl_set_seccomp+0x4e/0x70 [ 50.686346] __do_sys_prctl+0xe6c/0x1d70 [ 50.687113] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.688004] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.689028] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.690017] ? irqentry_exit+0xf3/0x650 [ 50.690832] do_syscall_64+0xbf/0x430 [ 50.691601] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.692589] RIP: 0033:0x7f47297d35cd [ 50.693328] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 50.696587] RSP: 002b:00007ffd77bfbb00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.698003] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47297d35cd [ 50.699338] RDX: 0000560c6af99e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.700691] RBP: 00007ffd77bfbb60 R08: 0000000000000000 R09: 00007ffd77bfb200 [ 50.702031] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560c97e5ead0 [ 50.703377] R13: 00007ffd77bfbf90 R14: 0000560c97e5fbc0 R15: 0000560c97e70780 [ 50.704730] [ 50.705160] irq event stamp: 1799 [ 50.705833] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 50.707416] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 50.708988] softirqs last enabled at (1546): [] handle_softirqs+0x50c/0x770 [ 50.710396] softirqs last disabled at (1531): [] __irq_exit_rcu+0xc4/0x100 [ 50.711690] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:28278' (ECDSA) to the list of known hosts. 2025/11/18 01:53:17 fuzzer started 2025/11/18 01:53:17 dialing manager at localhost:37895 2025/11/18 01:53:17 checking machine... 2025/11/18 01:53:17 checking revisions... [ 51.622294] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:53:18 testing simple program... [ 51.718690] cgroup: Unknown subsys name 'net' [ 51.785064] cgroup: Unknown subsys name 'cpuset' [ 51.802227] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:53:17 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000200 RCX=0000000000000001 RDX=0000000000000000 RSI=00000000ffffffff RDI=ffffffff85e2b998 RBP=ffffffff85e2b998 RSP=ffff88801552fd00 R8 =00000000ffffffff R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff88800a38b780 R13=0000000000000246 R14=00000000ffffffff R15=ffff88806ce38152 RIP=ffffffff84c720b8 RFL=00000046 [---Z-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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f371b72c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f007c7d7650 CR3=000000000d6e3000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=56f286e5e1ffaf7600000000000ae988 XMM05=e460f71343d848af0000000000322108 XMM06=38309bbe1cc584a70000000000320510 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff88596180 RBX=ffff88801bdf1bc0 RCX=0000000000000002 RDX=0000000000000001 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff8880156d6f90 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000023cd8 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81526f3f RFL=00000006 [-----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 00007f007c222900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f007c7d9618 CR3=000000001ff57000 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=00000000000000000000000000000000 XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000