[ 46.197409] ------------[ cut here ]------------ [ 46.198360] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.200382] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/244 [ 46.201832] Modules linked in: [ 46.202466] CPU: 1 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.204531] Tainted: [W]=WARN [ 46.205176] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.206680] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.207613] 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 [ 46.210821] RSP: 0018:ffff888017af7bc0 EFLAGS: 00010286 [ 46.211793] RAX: 0000000000000000 RBX: ffffed1002f5ef78 RCX: ffffffff813a4050 [ 46.213077] RDX: ffff888016045340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.214369] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f5ef2f [ 46.215657] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.216942] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017af7df8 [ 46.218244] FS: 00007fe04d7d3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.219688] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.220758] CR2: 00007fe04dcc5580 CR3: 000000000bccb000 CR4: 0000000000350ef0 [ 46.222054] Call Trace: [ 46.222517] [ 46.222962] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.223817] ? __create_object+0x59/0x80 [ 46.224590] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.225560] __vmalloc_noprof+0x59/0x60 [ 46.226343] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.227219] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.228155] bpf_prog_alloc+0x39/0x200 [ 46.228843] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.229766] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.230679] do_seccomp+0x349/0x25e0 [ 46.231400] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.232297] ? __pfx_do_seccomp+0x10/0x10 [ 46.233108] ? find_held_lock+0x2b/0x80 [ 46.233828] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.234807] ? static_key_count+0x60/0x80 [ 46.235617] prctl_set_seccomp+0x4e/0x70 [ 46.236405] __do_sys_prctl+0xe6c/0x1d70 [ 46.237199] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.238057] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.239026] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.239992] ? irqentry_exit+0xf3/0x650 [ 46.240720] do_syscall_64+0xbf/0x430 [ 46.241477] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.242444] RIP: 0033:0x7fe04dcc55cd [ 46.243158] 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 [ 46.246317] RSP: 002b:00007ffd8ca830c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.247680] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe04dcc55cd [ 46.248976] RDX: 00005566ec38ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.250270] RBP: 00007ffd8ca83120 R08: 0000000000000000 R09: 00007ffd8ca827c0 [ 46.251546] R10: 0000000000000000 R11: 0000000000000246 R12: 00005566f21d8ad0 [ 46.252827] R13: 00007ffd8ca83550 R14: 00005566f21d9bc0 R15: 00005566f21ea780 [ 46.254130] [ 46.254399] irq event stamp: 1775 [ 46.254782] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 46.255749] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 46.256713] softirqs last enabled at (1620): [] handle_softirqs+0x50c/0x770 [ 46.257686] softirqs last disabled at (1615): [] __irq_exit_rcu+0xc4/0x100 [ 46.258654] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.912695] ------------[ cut here ]------------ [ 48.913770] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.915878] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 48.917346] Modules linked in: [ 48.917985] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.919972] Tainted: [W]=WARN [ 48.920537] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.922015] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.922895] 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 [ 48.926122] RSP: 0018:ffff888018b8fbc0 EFLAGS: 00010286 [ 48.927092] RAX: 0000000000000000 RBX: ffffed1003171f78 RCX: ffffffff813a4050 [ 48.928383] RDX: ffff888016273780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.929663] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003171f2f [ 48.930955] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.932244] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018b8fdf8 [ 48.933541] FS: 00007fdcea31b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.934995] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.936055] CR2: 00007fdcea8814a6 CR3: 000000001f79c000 CR4: 0000000000350ef0 [ 48.937343] Call Trace: [ 48.937809] [ 48.938272] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.939171] ? __create_object+0x59/0x80 [ 48.939906] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.940883] __vmalloc_noprof+0x59/0x60 [ 48.941644] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.942524] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.943473] bpf_prog_alloc+0x39/0x200 [ 48.944216] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.945163] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.946074] do_seccomp+0x349/0x25e0 [ 48.946745] ? find_held_lock+0x2b/0x80 [ 48.947508] ? do_prlimit+0x310/0x610 [ 48.948243] ? __pfx_do_seccomp+0x10/0x10 [ 48.949028] ? do_raw_spin_unlock+0x53/0x220 [ 48.949810] ? _raw_spin_unlock+0x1e/0x40 [ 48.950587] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.951548] ? static_key_count+0x60/0x80 [ 48.952366] prctl_set_seccomp+0x4e/0x70 [ 48.953160] __do_sys_prctl+0xe6c/0x1d70 [ 48.953972] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.954795] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.955766] ? irqentry_exit+0xf3/0x650 [ 48.956528] do_syscall_64+0xbf/0x430 [ 48.957275] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.958256] RIP: 0033:0x7fdcea80d5cd [ 48.958983] 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 [ 48.962168] RSP: 002b:00007ffc13882030 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.963065] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdcea80d5cd [ 48.963846] RDX: 0000562e61211e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.964661] RBP: 00007ffc13882090 R08: 0000000000000000 R09: 00007ffc13881730 [ 48.965480] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562e95cbdb10 [ 48.966309] R13: 00007ffc138824c0 R14: 0000562e95cbe2b0 R15: 0000562e95cd26f0 [ 48.967143] [ 48.967412] irq event stamp: 3225 [ 48.967793] hardirqs last enabled at (3233): [] __up_console_sem+0x78/0x80 [ 48.968761] hardirqs last disabled at (3242): [] __up_console_sem+0x5d/0x80 [ 48.969729] softirqs last enabled at (3214): [] handle_softirqs+0x50c/0x770 [ 48.970722] softirqs last disabled at (3209): [] __irq_exit_rcu+0xc4/0x100 [ 48.971691] ---[ end trace 0000000000000000 ]--- [ 49.560468] ------------[ cut here ]------------ [ 49.561383] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.563422] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/258 [ 49.564886] Modules linked in: [ 49.565530] CPU: 1 UID: 104 PID: 258 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.567773] Tainted: [W]=WARN [ 49.568442] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.569898] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.570832] 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 [ 49.573996] RSP: 0018:ffff888017487bc0 EFLAGS: 00010286 [ 49.574981] RAX: 0000000000000000 RBX: ffffed1002e90f78 RCX: ffffffff813a4050 [ 49.576276] RDX: ffff888015fdd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.577549] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e90f2f [ 49.578841] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.580105] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017487df8 [ 49.581377] FS: 00007f8d12dd2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.582826] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.583889] CR2: 00007f8d132c4580 CR3: 000000000d85b000 CR4: 0000000000350ef0 [ 49.585182] Call Trace: [ 49.585642] [ 49.586100] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.587003] ? __create_object+0x59/0x80 [ 49.587727] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.588695] __vmalloc_noprof+0x59/0x60 [ 49.589447] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.590330] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.591255] bpf_prog_alloc+0x39/0x200 [ 49.591997] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.592883] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.593791] do_seccomp+0x349/0x25e0 [ 49.594515] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.595422] ? __pfx_do_seccomp+0x10/0x10 [ 49.596209] ? find_held_lock+0x2b/0x80 [ 49.597552] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.598551] ? static_key_count+0x60/0x80 [ 49.599351] prctl_set_seccomp+0x4e/0x70 [ 49.600133] __do_sys_prctl+0xe6c/0x1d70 [ 49.600862] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.601727] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.602694] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.603666] ? irqentry_exit+0xf3/0x650 [ 49.604428] do_syscall_64+0xbf/0x430 [ 49.605166] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.606124] RIP: 0033:0x7f8d132c45cd [ 49.606780] 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 [ 49.609939] RSP: 002b:00007ffdd579a080 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.611307] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8d132c45cd [ 49.612587] RDX: 000055b7bec1ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.613857] RBP: 00007ffdd579a0e0 R08: 0000000000000000 R09: 00007ffdd5799780 [ 49.615162] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b7d83b0ad0 [ 49.616440] R13: 00007ffdd579a510 R14: 000055b7d83b1bc0 R15: 000055b7d83c2780 [ 49.617723] [ 49.618209] irq event stamp: 1889 [ 49.618686] hardirqs last enabled at (1897): [] __up_console_sem+0x78/0x80 [ 49.619668] hardirqs last disabled at (1906): [] __up_console_sem+0x5d/0x80 [ 49.620624] softirqs last enabled at (1690): [] handle_softirqs+0x50c/0x770 [ 49.621609] softirqs last disabled at (1685): [] __irq_exit_rcu+0xc4/0x100 [ 49.622583] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:61964' (ECDSA) to the list of known hosts. 2025/11/17 23:29:51 fuzzer started 2025/11/17 23:29:51 dialing manager at localhost:37895 2025/11/17 23:29:51 checking machine... 2025/11/17 23:29:51 checking revisions... [ 50.507119] kmemleak: Automatic memory scanning thread ended 2025/11/17 23:29:52 testing simple program... [ 50.593204] cgroup: Unknown subsys name 'net' [ 50.650903] cgroup: Unknown subsys name 'cpuset' [ 50.664589] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 23:29:51 Registers: info registers vcpu 0 RAX=ffffffff87b14bc8 RBX=ffff8880139c8000 RCX=3ab6d40026a7fe15 RDX=0000000059f47e7c RSI=00000000a5f133c5 RDI=ffff8880139c8af8 RBP=ffff8880139c8a58 RSP=ffff88806ce08de8 R8 =0000000000000004 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff8880139c8af8 R13=000000000000310b R14=0000000000000001 R15=3ab6d40026a7fe15 RIP=ffffffff81527b66 RFL=00000012 [----A--] 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 00007f44aa46a700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa4ffc18020 CR3=000000000df4b000 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=2030353a39323a333220373120766f4e XMM01=73732878696e755f6d6170203a5d3035 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3035325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732030353a39323a3332203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffffffff10b4d74 RBX=ffff888008c4b780 RCX=0000000000000001 RDX=dffffc0000000000 RSI=0000000000092cc0 RDI=ffff888008c4b780 RBP=ffff888017487c30 RSP=ffff888017487bb8 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000092cc0 R13=0000000000092cc0 R14=ffff888008c4b780 R15=ffffffff81b6204b RIP=ffffffff81b2eb75 RFL=00000246 [---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 =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fdcea31b900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc1387c000 CR3=000000000bdf8000 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=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