[ 39.710195] ------------[ cut here ]------------ [ 39.711136] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.713135] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.714620] Modules linked in: [ 39.715199] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.718668] Tainted: [W]=WARN [ 39.719238] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.720851] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.721765] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 39.724973] RSP: 0018:ffff88800f1efbc0 EFLAGS: 00010286 [ 39.725969] RAX: 0000000000000000 RBX: ffffed1001e3df78 RCX: ffffffff813a4050 [ 39.727273] RDX: ffff88800f4e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.728594] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e3df2f [ 39.729901] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.731200] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f1efdf8 [ 39.732501] FS: 00007f55153ad900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.733945] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.735007] CR2: 00007ffea0beaef8 CR3: 000000000e23c000 CR4: 0000000000350ef0 [ 39.736319] Call Trace: [ 39.736785] [ 39.737197] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.738105] ? __create_object+0x59/0x80 [ 39.738893] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.739871] __vmalloc_noprof+0x59/0x60 [ 39.740640] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.741529] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.742467] bpf_prog_alloc+0x39/0x200 [ 39.743169] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.744109] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.745013] do_seccomp+0x349/0x25e0 [ 39.745732] ? find_held_lock+0x2b/0x80 [ 39.746496] ? do_prlimit+0x310/0x610 [ 39.747210] ? __pfx_do_seccomp+0x10/0x10 [ 39.748023] ? do_raw_spin_unlock+0x53/0x220 [ 39.748846] ? _raw_spin_unlock+0x1e/0x40 [ 39.749616] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.750574] ? static_key_count+0x60/0x80 [ 39.751379] prctl_set_seccomp+0x4e/0x70 [ 39.752117] __do_sys_prctl+0xe6c/0x1d70 [ 39.752916] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.753785] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.754750] ? irqentry_exit+0xf3/0x650 [ 39.755521] do_syscall_64+0xbf/0x430 [ 39.756232] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.757187] RIP: 0033:0x7f551589f5cd [ 39.757898] 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 [ 39.761095] RSP: 002b:00007ffea0be9ce0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.762467] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f551589f5cd [ 39.763751] RDX: 000055a5d1c4ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.764886] RBP: 00007ffea0be9d40 R08: 0000000000000000 R09: 00007ffea0be93e0 [ 39.765834] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a5f0967ad0 [ 39.766797] R13: 00007ffea0bea170 R14: 000055a5f0968bc0 R15: 000055a5f0979780 [ 39.767819] [ 39.768153] irq event stamp: 2087 [ 39.768652] hardirqs last enabled at (2097): [] __up_console_sem+0x78/0x80 [ 39.769779] hardirqs last disabled at (2106): [] __up_console_sem+0x5d/0x80 [ 39.770909] softirqs last enabled at (2076): [] handle_softirqs+0x50c/0x770 [ 39.772055] softirqs last disabled at (2063): [] __irq_exit_rcu+0xc4/0x100 [ 39.773171] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.634593] ------------[ cut here ]------------ [ 42.635591] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.637862] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.640637] Modules linked in: [ 42.641261] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.643352] Tainted: [W]=WARN [ 42.643968] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.645512] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.646424] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 42.649751] RSP: 0018:ffff888019f77bc0 EFLAGS: 00010286 [ 42.650842] RAX: 0000000000000000 RBX: ffffed10033eef78 RCX: ffffffff813a4050 [ 42.652318] RDX: ffff8880187d0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.653661] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033eef2f [ 42.654992] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.656344] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019f77df8 [ 42.657659] FS: 00007f7d112ec900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.659160] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.660350] CR2: 00007f7d118524a6 CR3: 0000000009f3a000 CR4: 0000000000350ef0 [ 42.661704] Call Trace: [ 42.662172] [ 42.662628] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.663557] ? __create_object+0x59/0x80 [ 42.664383] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.665371] __vmalloc_noprof+0x59/0x60 [ 42.666347] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.667187] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.668169] bpf_prog_alloc+0x39/0x200 [ 42.668922] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.669896] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.670810] do_seccomp+0x349/0x25e0 [ 42.671595] ? find_held_lock+0x2b/0x80 [ 42.672417] ? do_prlimit+0x310/0x610 [ 42.673141] ? __pfx_do_seccomp+0x10/0x10 [ 42.673960] ? do_raw_spin_unlock+0x53/0x220 [ 42.674800] ? _raw_spin_unlock+0x1e/0x40 [ 42.675614] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.676604] ? static_key_count+0x60/0x80 [ 42.677437] prctl_set_seccomp+0x4e/0x70 [ 42.678179] __do_sys_prctl+0xe6c/0x1d70 [ 42.678996] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.679880] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.681058] ? irqentry_exit+0xf3/0x650 [ 42.681946] do_syscall_64+0xbf/0x430 [ 42.682727] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.683699] RIP: 0033:0x7f7d117de5cd [ 42.684447] 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 [ 42.687748] RSP: 002b:00007ffd67b5d180 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.689193] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7d117de5cd [ 42.690511] RDX: 000055d1a86dae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.691847] RBP: 00007ffd67b5d1e0 R08: 0000000000000000 R09: 00007ffd67b5c880 [ 42.693180] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d1e7ff92b0 [ 42.694696] R13: 00007ffd67b5d610 R14: 000055d1e7ffbd20 R15: 000055d1e800d8d0 [ 42.696049] [ 42.696536] irq event stamp: 2029 [ 42.697099] hardirqs last enabled at (2037): [] __up_console_sem+0x78/0x80 [ 42.698429] hardirqs last disabled at (2046): [] __up_console_sem+0x5d/0x80 [ 42.699757] softirqs last enabled at (1628): [] handle_softirqs+0x50c/0x770 [ 42.701114] softirqs last disabled at (1623): [] __irq_exit_rcu+0xc4/0x100 [ 42.702423] ---[ end trace 0000000000000000 ]--- [ 43.479584] ------------[ cut here ]------------ [ 43.480525] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.482508] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.483964] Modules linked in: [ 43.484607] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.486573] Tainted: [W]=WARN [ 43.487122] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.488601] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.489517] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 43.492656] RSP: 0018:ffff8880186efbc0 EFLAGS: 00010286 [ 43.493619] RAX: 0000000000000000 RBX: ffffed10030ddf78 RCX: ffffffff813a4050 [ 43.494901] RDX: ffff888016dd9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.496185] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030ddf2f [ 43.497476] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.498743] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880186efdf8 [ 43.500023] FS: 00007f52ac2d3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.501447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.502505] CR2: 00007f52ac7c5580 CR3: 000000000cba2000 CR4: 0000000000350ef0 [ 43.503786] Call Trace: [ 43.504269] [ 43.504729] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.505618] ? __create_object+0x59/0x80 [ 43.506395] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.507375] __vmalloc_noprof+0x59/0x60 [ 43.508098] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.508966] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.509887] bpf_prog_alloc+0x39/0x200 [ 43.510622] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.511541] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.512451] do_seccomp+0x349/0x25e0 [ 43.513135] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.514030] ? __pfx_do_seccomp+0x10/0x10 [ 43.514824] ? find_held_lock+0x2b/0x80 [ 43.515595] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.516590] ? static_key_count+0x60/0x80 [ 43.517403] prctl_set_seccomp+0x4e/0x70 [ 43.518147] __do_sys_prctl+0xe6c/0x1d70 [ 43.518939] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.519797] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.520779] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.521751] ? irqentry_exit+0xf3/0x650 [ 43.522532] do_syscall_64+0xbf/0x430 [ 43.523243] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.524205] RIP: 0033:0x7f52ac7c55cd [ 43.524908] 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 [ 43.528102] RSP: 002b:00007ffc4e5078f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.529085] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f52ac7c55cd [ 43.529899] RDX: 000056258fd16e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.530714] RBP: 00007ffc4e507950 R08: 0000000000000000 R09: 00007ffc4e506ff0 [ 43.531532] R10: 0000000000000000 R11: 0000000000000246 R12: 00005625cf99abf0 [ 43.532346] R13: 00007ffc4e507d80 R14: 00005625cf9a4380 R15: 00005625cf9af460 [ 43.533053] [ 43.533285] irq event stamp: 1737 [ 43.533640] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 43.534469] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 43.535269] softirqs last enabled at (1352): [] handle_softirqs+0x50c/0x770 [ 43.536120] softirqs last disabled at (1347): [] __irq_exit_rcu+0xc4/0x100 [ 43.536957] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:45324' (ECDSA) to the list of known hosts. 2025/11/18 19:07:45 fuzzer started 2025/11/18 19:07:45 dialing manager at localhost:34383 2025/11/18 19:07:45 checking machine... 2025/11/18 19:07:45 checking revisions... [ 44.423597] kmemleak: Automatic memory scanning thread ended 2025/11/18 19:07:45 testing simple program... [ 44.502463] cgroup: Unknown subsys name 'net' [ 44.576260] cgroup: Unknown subsys name 'cpuset' [ 44.589449] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 19:07:44 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888019fbf620 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000012f5f R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff888019fbf718 RIP=ffffffff815bd105 RFL=00000247 [---Z-PC] 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 00007f7d112ec900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7d112cb020 CR3=000000000dc31000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000020683 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 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 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=00007fffe1c39848 CR3=0000000005c8a000 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=00007f13f8aa75100000561e6de05790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000