[ 39.174061] ------------[ cut here ]------------ [ 39.175031] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.177077] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.178519] Modules linked in: [ 39.179428] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.181916] Tainted: [W]=WARN [ 39.182464] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.183933] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.184807] 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 [ 39.187986] RSP: 0018:ffff88801aa27bc0 EFLAGS: 00010286 [ 39.188949] RAX: 0000000000000000 RBX: ffffed1003544f78 RCX: ffffffff813a4050 [ 39.190223] RDX: ffff8880169b0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.191511] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003544f2f [ 39.192779] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.194053] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801aa27df8 [ 39.195330] FS: 00007f0085457900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.196763] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.197832] CR2: 00007fff138e7ef8 CR3: 000000000db07000 CR4: 0000000000350ef0 [ 39.199136] Call Trace: [ 39.199594] [ 39.200047] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.200924] ? __create_object+0x59/0x80 [ 39.201647] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.202606] __vmalloc_noprof+0x59/0x60 [ 39.203376] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.204248] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.205178] bpf_prog_alloc+0x39/0x200 [ 39.205915] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.206809] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.207727] do_seccomp+0x349/0x25e0 [ 39.208450] ? find_held_lock+0x2b/0x80 [ 39.209210] ? do_prlimit+0x310/0x610 [ 39.209953] ? __pfx_do_seccomp+0x10/0x10 [ 39.210706] ? do_raw_spin_unlock+0x53/0x220 [ 39.211547] ? _raw_spin_unlock+0x1e/0x40 [ 39.212325] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.213279] ? static_key_count+0x60/0x80 [ 39.214078] prctl_set_seccomp+0x4e/0x70 [ 39.214823] __do_sys_prctl+0xe6c/0x1d70 [ 39.215604] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.216465] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.217419] ? irqentry_exit+0xf3/0x650 [ 39.218187] do_syscall_64+0xbf/0x430 [ 39.218939] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.219841] RIP: 0033:0x7f00859495cd [ 39.220561] 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 [ 39.223699] RSP: 002b:00007fff138e5b20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.225055] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f00859495cd [ 39.226316] RDX: 0000557a80a16e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.227619] RBP: 00007fff138e5b80 R08: 0000000000000000 R09: 00007fff138e5220 [ 39.228893] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557a81a8dbf0 [ 39.230158] R13: 00007fff138e5fb0 R14: 0000557a81a97380 R15: 0000557a81aa2460 [ 39.231471] [ 39.231923] irq event stamp: 1893 [ 39.232519] hardirqs last enabled at (1901): [] __up_console_sem+0x78/0x80 [ 39.234038] hardirqs last disabled at (1910): [] __up_console_sem+0x5d/0x80 [ 39.235366] softirqs last enabled at (1800): [] handle_softirqs+0x50c/0x770 [ 39.236368] softirqs last disabled at (1795): [] __irq_exit_rcu+0xc4/0x100 [ 39.237340] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.007556] ------------[ cut here ]------------ [ 42.008424] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.010192] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.011562] Modules linked in: [ 42.012156] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.013902] Tainted: [W]=WARN [ 42.014384] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.015693] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.016498] 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 [ 42.019307] RSP: 0018:ffff888018c97bc0 EFLAGS: 00010286 [ 42.020187] RAX: 0000000000000000 RBX: ffffed1003192f78 RCX: ffffffff813a4050 [ 42.021324] RDX: ffff888019209bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.022439] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003192f2f [ 42.023629] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.024775] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018c97df8 [ 42.025901] FS: 00007f90092dd900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.027184] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.028127] CR2: 00007fffd90ecef8 CR3: 0000000009d9e000 CR4: 0000000000350ef0 [ 42.029277] Call Trace: [ 42.029690] [ 42.030100] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.030919] ? __create_object+0x59/0x80 [ 42.031578] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.032446] __vmalloc_noprof+0x59/0x60 [ 42.033118] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.033839] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.034663] bpf_prog_alloc+0x39/0x200 [ 42.035335] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.036163] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.036981] do_seccomp+0x349/0x25e0 [ 42.037582] ? find_held_lock+0x2b/0x80 [ 42.038263] ? do_prlimit+0x310/0x610 [ 42.038945] ? __pfx_do_seccomp+0x10/0x10 [ 42.039601] ? do_raw_spin_unlock+0x53/0x220 [ 42.040351] ? _raw_spin_unlock+0x1e/0x40 [ 42.041048] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.041910] ? static_key_count+0x60/0x80 [ 42.042583] prctl_set_seccomp+0x4e/0x70 [ 42.043284] __do_sys_prctl+0xe6c/0x1d70 [ 42.043996] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.044718] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.045584] ? irqentry_exit+0xf3/0x650 [ 42.046258] do_syscall_64+0xbf/0x430 [ 42.046927] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.047730] RIP: 0033:0x7f90097cf5cd [ 42.048368] 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 [ 42.051190] RSP: 002b:00007fffd90ea740 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.052402] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90097cf5cd [ 42.053544] RDX: 000055dd7ca54e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.054678] RBP: 00007fffd90ea7a0 R08: 0000000000000000 R09: 00007fffd90e9e40 [ 42.055864] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ddb4fdbad0 [ 42.056999] R13: 00007fffd90eabd0 R14: 000055ddb4fdcbc0 R15: 000055ddb4fed780 [ 42.058155] [ 42.058531] irq event stamp: 1819 [ 42.059135] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 42.060471] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 42.061826] softirqs last enabled at (1766): [] handle_softirqs+0x50c/0x770 [ 42.063238] softirqs last disabled at (1853): [] __irq_exit_rcu+0xc4/0x100 [ 42.064588] ---[ end trace 0000000000000000 ]--- [ 42.870655] ------------[ cut here ]------------ [ 42.871530] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.873649] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.875154] Modules linked in: [ 42.875660] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.877586] Tainted: [W]=WARN [ 42.878079] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.879338] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.880091] 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 [ 42.883037] RSP: 0018:ffff88801b367bc0 EFLAGS: 00010286 [ 42.884064] RAX: 0000000000000000 RBX: ffffed100366cf78 RCX: ffffffff813a4050 [ 42.885345] RDX: ffff888019193780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.886466] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100366cf2f [ 42.887783] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.888869] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b367df8 [ 42.889931] FS: 00007f2ed32b1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.891277] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.892156] CR2: 00007f2ed37a3580 CR3: 000000000d1d6000 CR4: 0000000000350ef0 [ 42.893335] Call Trace: [ 42.893848] [ 42.894261] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.895240] ? __create_object+0x59/0x80 [ 42.895880] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.896959] __vmalloc_noprof+0x59/0x60 [ 42.897567] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.898303] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.899111] bpf_prog_alloc+0x39/0x200 [ 42.899683] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.900443] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.901191] do_seccomp+0x349/0x25e0 [ 42.901892] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.902691] ? __pfx_do_seccomp+0x10/0x10 [ 42.903380] ? find_held_lock+0x2b/0x80 [ 42.904083] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.905081] ? static_key_count+0x60/0x80 [ 42.905804] prctl_set_seccomp+0x4e/0x70 [ 42.906598] __do_sys_prctl+0xe6c/0x1d70 [ 42.907272] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.907975] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.908998] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.909767] ? irqentry_exit+0xf3/0x650 [ 42.910403] do_syscall_64+0xbf/0x430 [ 42.911052] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.911806] RIP: 0033:0x7f2ed37a35cd [ 42.912388] 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 [ 42.915314] RSP: 002b:00007ffc5b552f20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.916736] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2ed37a35cd [ 42.918031] RDX: 000055a4de79fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.919135] RBP: 00007ffc5b552f80 R08: 0000000000000000 R09: 00007ffc5b552620 [ 42.920443] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a4e23babf0 [ 42.921516] R13: 00007ffc5b5533b0 R14: 000055a4e23c4380 R15: 000055a4e23cf460 [ 42.922820] [ 42.923223] irq event stamp: 2105 [ 42.923726] hardirqs last enabled at (2113): [] __up_console_sem+0x78/0x80 [ 42.925225] hardirqs last disabled at (2124): [] __up_console_sem+0x5d/0x80 [ 42.926483] softirqs last enabled at (2082): [] handle_softirqs+0x50c/0x770 [ 42.927802] softirqs last disabled at (2077): [] __irq_exit_rcu+0xc4/0x100 [ 42.929068] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:34021' (ECDSA) to the list of known hosts. 2025/11/17 11:56:43 fuzzer started 2025/11/17 11:56:43 dialing manager at localhost:37895 2025/11/17 11:56:43 checking machine... 2025/11/17 11:56:43 checking revisions... [ 43.945840] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:56:44 testing simple program... [ 44.042343] cgroup: Unknown subsys name 'net' [ 44.114430] cgroup: Unknown subsys name 'cpuset' [ 44.135392] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 11:56:42 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff86e88812 RDX=0000000000000000 RSI=0000000000000001 RDI=0000000000000001 RBP=ffff88806ce08ac8 RSP=ffff88806ce08a00 R8 =ffffffff86e88816 R9 =0000000000000000 R10=000000000003c9ed R11=00000000000c815f R12=ffff88806ce08ad0 R13=ffff88806ce08ab8 R14=ffff88806ce08ab1 R15=ffff88806ce08a70 RIP=ffffffff8135e88d 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 0000000000000000 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=000055ddb5000768 CR3=000000000a041000 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=2032343a36353a313120373120766f4e XMM01=6964206465766965636552203a5d3034 XMM02=6f63736964203a31313a363135373420 XMM03=7266207463656e6e6f63736964206465 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732032343a36353a3131203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000560b667807a0 RCX=00007f01024f7ab0 RDX=0000000000304ab0 RSI=00007ffd249b18a2 RDI=00007f01024f7af2 RBP=00007ffd249b1710 RSP=00007ffd249b14d0 R8 =000000000000004a R9 =00007ffd249b1468 R10=0000000000000002 R11=000000000052545f R12=00007ffd249b1b28 R13=0d36f99d03e43ebe R14=00007ffd249b1578 R15=00007ffd249b16b8 RIP=00007f0103982a3a RFL=00000202 [-------] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f0102dfd900 00000000 00000000 GS =0000 0000000000000000 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=00007f0102516000 CR3=000000000b6ed000 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=0000000000000000646873733d4d4d4f XMM02=ffffffffffffffffffffffffffffffff XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=e72ef0bc49e6a8a200000000000ae988 XMM05=aed262c5e3f182770000000000322df0 XMM06=8fc43d593b8fb76c0000000000321b90 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000200000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000