[ 46.030098] ------------[ cut here ]------------ [ 46.031039] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.033126] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.034650] Modules linked in: [ 46.035251] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.037273] Tainted: [W]=WARN [ 46.037881] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.039363] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.040290] 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 [ 46.043471] RSP: 0018:ffff88801817fbc0 EFLAGS: 00010286 [ 46.044484] RAX: 0000000000000000 RBX: ffffed100302ff78 RCX: ffffffff813a4050 [ 46.045783] RDX: ffff888015af3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.047076] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100302ff2f [ 46.048402] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.049697] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801817fdf8 [ 46.050991] FS: 00007f3aa428d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.052465] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.053552] CR2: 00007ffde6651ef7 CR3: 000000000e771000 CR4: 0000000000350ef0 [ 46.054860] Call Trace: [ 46.055334] [ 46.055797] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.056722] ? __create_object+0x59/0x80 [ 46.057518] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.058514] __vmalloc_noprof+0x59/0x60 [ 46.059237] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.060134] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.061094] bpf_prog_alloc+0x39/0x200 [ 46.061846] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.062793] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.063715] do_seccomp+0x349/0x25e0 [ 46.064453] ? find_held_lock+0x2b/0x80 [ 46.065170] ? do_prlimit+0x310/0x610 [ 46.065927] ? __pfx_do_seccomp+0x10/0x10 [ 46.066710] ? do_raw_spin_unlock+0x53/0x220 [ 46.067551] ? _raw_spin_unlock+0x1e/0x40 [ 46.068301] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.069274] ? static_key_count+0x60/0x80 [ 46.070082] prctl_set_seccomp+0x4e/0x70 [ 46.070868] __do_sys_prctl+0xe6c/0x1d70 [ 46.071664] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.072565] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.073542] ? irqentry_exit+0xf3/0x650 [ 46.074264] do_syscall_64+0xbf/0x430 [ 46.075006] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.075968] RIP: 0033:0x7f3aa477f5cd [ 46.076703] 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 [ 46.079881] RSP: 002b:00007ffde664ff60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.081265] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3aa477f5cd [ 46.082565] RDX: 000055c08ed31e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.083860] RBP: 00007ffde664ffc0 R08: 0000000000000000 R09: 00007ffde664f660 [ 46.085159] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c0b19762b0 [ 46.086455] R13: 00007ffde66503f0 R14: 000055c0b1978d20 R15: 000055c0b198a8d0 [ 46.087766] [ 46.088212] irq event stamp: 1745 [ 46.088857] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 46.090400] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 46.091917] softirqs last enabled at (1610): [] handle_softirqs+0x50c/0x770 [ 46.093468] softirqs last disabled at (1605): [] __irq_exit_rcu+0xc4/0x100 [ 46.094997] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.822544] ------------[ cut here ]------------ [ 48.823315] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.825125] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 48.826643] Modules linked in: [ 48.827254] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.829339] Tainted: [W]=WARN [ 48.829943] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.831458] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.832366] 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 [ 48.835694] RSP: 0018:ffff888015d77bc0 EFLAGS: 00010286 [ 48.836783] RAX: 0000000000000000 RBX: ffffed1002baef78 RCX: ffffffff813a4050 [ 48.838148] RDX: ffff888015b91bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.839470] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002baef2f [ 48.840632] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.841753] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d77df8 [ 48.842877] FS: 00007f371b033900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.844138] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.845089] CR2: 00007f371b525580 CR3: 000000000b7c3000 CR4: 0000000000350ef0 [ 48.846229] Call Trace: [ 48.846676] [ 48.847101] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.847904] ? __create_object+0x59/0x80 [ 48.848601] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.849458] __vmalloc_noprof+0x59/0x60 [ 48.850094] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.850858] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.851670] bpf_prog_alloc+0x39/0x200 [ 48.852291] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.853093] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.853879] do_seccomp+0x349/0x25e0 [ 48.854513] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.855354] ? __pfx_do_seccomp+0x10/0x10 [ 48.856062] ? find_held_lock+0x2b/0x80 [ 48.856744] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.857595] ? static_key_count+0x60/0x80 [ 48.858269] prctl_set_seccomp+0x4e/0x70 [ 48.858959] __do_sys_prctl+0xe6c/0x1d70 [ 48.859656] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.860423] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.861262] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.862117] ? irqentry_exit+0xf3/0x650 [ 48.862820] do_syscall_64+0xbf/0x430 [ 48.863489] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.864304] RIP: 0033:0x7f371b5255cd [ 48.864941] 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 [ 48.867922] RSP: 002b:00007ffee3bf06d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.869127] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f371b5255cd [ 48.870237] RDX: 000055a3d29e5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.871360] RBP: 00007ffee3bf0730 R08: 0000000000000000 R09: 00007ffee3befdd0 [ 48.872509] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a3db071b10 [ 48.873707] R13: 00007ffee3bf0b60 R14: 000055a3db0722b0 R15: 000055a3db0866f0 [ 48.874843] [ 48.875218] irq event stamp: 1893 [ 48.875777] hardirqs last enabled at (1903): [] __up_console_sem+0x78/0x80 [ 48.877125] hardirqs last disabled at (1912): [] __up_console_sem+0x5d/0x80 [ 48.878483] softirqs last enabled at (1850): [] handle_softirqs+0x50c/0x770 [ 48.879861] softirqs last disabled at (1845): [] __irq_exit_rcu+0xc4/0x100 [ 48.881221] ---[ end trace 0000000000000000 ]--- [ 49.657676] ------------[ cut here ]------------ [ 49.658624] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.660667] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 49.662192] Modules linked in: [ 49.662847] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.664872] Tainted: [W]=WARN [ 49.665479] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.666952] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.667868] 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 [ 49.671104] RSP: 0018:ffff88801786fbc0 EFLAGS: 00010286 [ 49.672091] RAX: 0000000000000000 RBX: ffffed1002f0df78 RCX: ffffffff813a4050 [ 49.673406] RDX: ffff888016b0b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.674705] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f0df2f [ 49.676006] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.677309] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801786fdf8 [ 49.678606] FS: 00007febb46a8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.680066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.681139] CR2: 00007febb4c0e4a6 CR3: 000000000abe9000 CR4: 0000000000350ef0 [ 49.682412] Call Trace: [ 49.682875] [ 49.683278] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.684168] ? __create_object+0x59/0x80 [ 49.684946] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.685916] __vmalloc_noprof+0x59/0x60 [ 49.686675] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.687547] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.688492] bpf_prog_alloc+0x39/0x200 [ 49.689189] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.690109] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.690996] do_seccomp+0x349/0x25e0 [ 49.691708] ? find_held_lock+0x2b/0x80 [ 49.692466] ? do_prlimit+0x310/0x610 [ 49.693173] ? __pfx_do_seccomp+0x10/0x10 [ 49.693945] ? do_raw_spin_unlock+0x53/0x220 [ 49.694758] ? _raw_spin_unlock+0x1e/0x40 [ 49.695524] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.696481] ? static_key_count+0x60/0x80 [ 49.697224] prctl_set_seccomp+0x4e/0x70 [ 49.697985] __do_sys_prctl+0xe6c/0x1d70 [ 49.698743] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.699572] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.700528] ? irqentry_exit+0xf3/0x650 [ 49.701239] do_syscall_64+0xbf/0x430 [ 49.701972] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.702898] RIP: 0033:0x7febb4b9a5cd [ 49.703588] 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 [ 49.706752] RSP: 002b:00007fff03b35fe0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.708098] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007febb4b9a5cd [ 49.709369] RDX: 000055b99f960e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.710639] RBP: 00007fff03b36040 R08: 0000000000000000 R09: 00007fff03b356e0 [ 49.711912] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b9d7f26ad0 [ 49.713190] R13: 00007fff03b36470 R14: 000055b9d7f27bc0 R15: 000055b9d7f38780 [ 49.714475] [ 49.714896] irq event stamp: 1781 [ 49.715515] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 49.717015] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 49.718495] softirqs last enabled at (1750): [] handle_softirqs+0x50c/0x770 [ 49.720012] softirqs last disabled at (1745): [] __irq_exit_rcu+0xc4/0x100 [ 49.721510] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:55032' (ECDSA) to the list of known hosts. 2025/11/18 05:40:18 fuzzer started 2025/11/18 05:40:18 dialing manager at localhost:37895 2025/11/18 05:40:18 checking machine... 2025/11/18 05:40:18 checking revisions... [ 50.611202] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:40:18 testing simple program... [ 50.699727] cgroup: Unknown subsys name 'net' [ 50.759375] cgroup: Unknown subsys name 'cpuset' [ 50.771853] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:40:18 Registers: info registers vcpu 0 RAX=0000000000043eb3 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc1c868678 CR3=000000000b7d0000 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=2037313a30343a353020383120766f4e XMM01=657463656e6e6f63736944203a5d3134 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3134325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037313a30343a3530203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff888014757918 RCX=ffffffff86ab82ee RDX=0000000000000000 RSI=0000000000000000 RDI=ffff88806cf31cd0 RBP=ffff888014750000 RSP=ffff888014757548 R8 =ffffffff86ab82f2 R9 =ffff8880147575f8 R10=000000000003c9ed R11=00000000000255da R12=ffff888014757601 R13=ffff888014757600 R14=ffff888014757918 R15=ffff8880147575b8 RIP=ffffffff8135eed2 RFL=00000202 [-------] 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 00007f9767aa4900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f371b5eb0b0 CR3=000000000d90c000 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=d0bc01ba00f9436300000000000ae988 XMM05=7482d4627bc6257a00000000003233a0 XMM06=5b75c91c804453420000000000321e20 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000