[ 46.941947] ------------[ cut here ]------------ [ 46.942866] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.944874] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 46.946368] Modules linked in: [ 46.947238] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.949310] Tainted: [W]=WARN [ 46.949931] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.951410] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.952327] 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 [ 46.955532] RSP: 0018:ffff8880178cfbc0 EFLAGS: 00010286 [ 46.956502] RAX: 0000000000000000 RBX: ffffed1002f19f78 RCX: ffffffff813a4050 [ 46.957820] RDX: ffff888015f39bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.959116] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f19f2f [ 46.960394] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.961714] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880178cfdf8 [ 46.963004] FS: 00007fbc46c19900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.964446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.965536] CR2: 00007fff7bb24ef7 CR3: 000000000c212000 CR4: 0000000000350ef0 [ 46.966828] Call Trace: [ 46.967291] [ 46.967742] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.968609] ? __create_object+0x59/0x80 [ 46.969404] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.970383] __vmalloc_noprof+0x59/0x60 [ 46.971138] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.972015] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.972957] bpf_prog_alloc+0x39/0x200 [ 46.973709] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.974602] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.975502] do_seccomp+0x349/0x25e0 [ 46.976227] ? find_held_lock+0x2b/0x80 [ 46.977003] ? do_prlimit+0x310/0x610 [ 46.977748] ? __pfx_do_seccomp+0x10/0x10 [ 46.978488] ? do_raw_spin_unlock+0x53/0x220 [ 46.979319] ? _raw_spin_unlock+0x1e/0x40 [ 46.980103] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.981089] ? static_key_count+0x60/0x80 [ 46.981899] prctl_set_seccomp+0x4e/0x70 [ 46.982630] __do_sys_prctl+0xe6c/0x1d70 [ 46.983429] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.984295] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.985291] ? irqentry_exit+0xf3/0x650 [ 46.986073] do_syscall_64+0xbf/0x430 [ 46.986842] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.987789] RIP: 0033:0x7fbc4710b5cd [ 46.988464] 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 [ 46.991608] RSP: 002b:00007fff7bb23640 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.992984] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbc4710b5cd [ 46.994286] RDX: 0000562c404cce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.995582] RBP: 00007fff7bb236a0 R08: 0000000000000000 R09: 00007fff7bb22d40 [ 46.996910] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562c58c8fad0 [ 46.998202] R13: 00007fff7bb23ad0 R14: 0000562c58c90bc0 R15: 0000562c58ca1780 [ 46.999500] [ 46.999978] irq event stamp: 1827 [ 47.000580] hardirqs last enabled at (1835): [] __up_console_sem+0x78/0x80 [ 47.002111] hardirqs last disabled at (1844): [] __up_console_sem+0x5d/0x80 [ 47.003630] softirqs last enabled at (1342): [] handle_softirqs+0x50c/0x770 [ 47.005245] softirqs last disabled at (1865): [] __irq_exit_rcu+0xc4/0x100 [ 47.006768] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.278029] ------------[ cut here ]------------ [ 50.278951] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.280951] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 50.282422] Modules linked in: [ 50.283051] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.285260] Tainted: [W]=WARN [ 50.285926] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.287412] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.288328] 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 [ 50.291488] RSP: 0018:ffff888016d3fbc0 EFLAGS: 00010286 [ 50.292478] RAX: 0000000000000000 RBX: ffffed1002da7f78 RCX: ffffffff813a4050 [ 50.293761] RDX: ffff88801795b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.295041] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002da7f2f [ 50.296321] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.297625] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d3fdf8 [ 50.298932] FS: 00007f2d23b15900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.300356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.301463] CR2: 00007f2d24007580 CR3: 000000000cb4c000 CR4: 0000000000350ef0 [ 50.302768] Call Trace: [ 50.303232] [ 50.303641] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.304549] ? __create_object+0x59/0x80 [ 50.305342] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.306313] __vmalloc_noprof+0x59/0x60 [ 50.307074] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.307924] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.308867] bpf_prog_alloc+0x39/0x200 [ 50.309578] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.310502] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.311384] do_seccomp+0x349/0x25e0 [ 50.312117] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.313021] ? __pfx_do_seccomp+0x10/0x10 [ 50.313802] ? find_held_lock+0x2b/0x80 [ 50.314510] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.315469] ? static_key_count+0x60/0x80 [ 50.316278] prctl_set_seccomp+0x4e/0x70 [ 50.317074] __do_sys_prctl+0xe6c/0x1d70 [ 50.317869] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.318737] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.319654] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.320612] ? irqentry_exit+0xf3/0x650 [ 50.321392] do_syscall_64+0xbf/0x430 [ 50.322132] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.323105] RIP: 0033:0x7f2d240075cd [ 50.323813] 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 [ 50.326973] RSP: 002b:00007ffee3c47a80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.328327] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2d240075cd [ 50.329640] RDX: 0000561cc3e2be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.330950] RBP: 00007ffee3c47ae0 R08: 0000000000000000 R09: 00007ffee3c47180 [ 50.332235] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561ce972cb10 [ 50.333530] R13: 00007ffee3c47f10 R14: 0000561ce972d2b0 R15: 0000561ce97416f0 [ 50.334825] [ 50.335248] irq event stamp: 1831 [ 50.335895] hardirqs last enabled at (1841): [] __up_console_sem+0x78/0x80 [ 50.337437] hardirqs last disabled at (1850): [] __up_console_sem+0x5d/0x80 [ 50.338936] softirqs last enabled at (1732): [] handle_softirqs+0x50c/0x770 [ 50.340482] softirqs last disabled at (1727): [] __irq_exit_rcu+0xc4/0x100 [ 50.342020] ---[ end trace 0000000000000000 ]--- [ 51.272337] ------------[ cut here ]------------ [ 51.273278] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 51.275274] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 51.276741] Modules linked in: [ 51.277361] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 51.279381] Tainted: [W]=WARN [ 51.279991] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 51.281480] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 51.282382] 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 [ 51.285531] RSP: 0018:ffff888018c77bc0 EFLAGS: 00010286 [ 51.286497] RAX: 0000000000000000 RBX: ffffed100318ef78 RCX: ffffffff813a4050 [ 51.287783] RDX: ffff88800e2e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.289083] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100318ef2f [ 51.290408] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.291690] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018c77df8 [ 51.293000] FS: 00007fb35fa18900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 51.294469] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.295543] CR2: 00007fffc7c8aef7 CR3: 000000000e8a1000 CR4: 0000000000350ef0 [ 51.296835] Call Trace: [ 51.297335] [ 51.297787] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.298642] ? __create_object+0x59/0x80 [ 51.299436] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.300397] __vmalloc_noprof+0x59/0x60 [ 51.301194] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.302080] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.303015] bpf_prog_alloc+0x39/0x200 [ 51.303745] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.304623] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.305560] do_seccomp+0x349/0x25e0 [ 51.306267] ? find_held_lock+0x2b/0x80 [ 51.307024] ? do_prlimit+0x310/0x610 [ 51.307769] ? __pfx_do_seccomp+0x10/0x10 [ 51.308498] ? do_raw_spin_unlock+0x53/0x220 [ 51.309364] ? _raw_spin_unlock+0x1e/0x40 [ 51.310135] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.311091] ? static_key_count+0x60/0x80 [ 51.311894] prctl_set_seccomp+0x4e/0x70 [ 51.312624] __do_sys_prctl+0xe6c/0x1d70 [ 51.313451] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.314318] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.315294] ? irqentry_exit+0xf3/0x650 [ 51.316057] do_syscall_64+0xbf/0x430 [ 51.316791] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.317786] RIP: 0033:0x7fb35ff0a5cd [ 51.318438] 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 [ 51.321619] RSP: 002b:00007fffc7c89bb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.322769] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb35ff0a5cd [ 51.323837] RDX: 000055b8b490be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.324954] RBP: 00007fffc7c89c10 R08: 0000000000000000 R09: 00007fffc7c892b0 [ 51.326038] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b8bcfc82b0 [ 51.327108] R13: 00007fffc7c8a040 R14: 000055b8bcfcad20 R15: 000055b8bcfdc8d0 [ 51.328182] [ 51.328534] irq event stamp: 1715 [ 51.329100] hardirqs last enabled at (1725): [] __up_console_sem+0x78/0x80 [ 51.330353] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 51.331615] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 51.332970] softirqs last disabled at (1663): [] __irq_exit_rcu+0xc4/0x100 [ 51.334236] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:58451' (ECDSA) to the list of known hosts. 2025/11/18 22:55:36 fuzzer started 2025/11/18 22:55:36 dialing manager at localhost:34383 2025/11/18 22:55:36 checking machine... 2025/11/18 22:55:36 checking revisions... [ 52.209461] kmemleak: Automatic memory scanning thread ended 2025/11/18 22:55:36 testing simple program... [ 52.302616] cgroup: Unknown subsys name 'net' [ 52.380766] cgroup: Unknown subsys name 'cpuset' [ 52.398439] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 22:55:35 Registers: info registers vcpu 0 RAX=1ffff11001468d28 RBX=ffff88800a346940 RCX=ffffffff84bf0239 RDX=dffffc0000000000 RSI=ffffffff84bf0273 RDI=0000000000000005 RBP=00007f2d2464c000 RSP=ffff88801b777c88 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000300 R11=0000000000000001 R12=ffff888015e6380c R13=0000000000000007 R14=ffff88800a346ae0 R15=00007f2d24693fff RIP=ffffffff81751e08 RFL=00000282 [--S----] 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 00007f2d23b15900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2d246863ec CR3=000000001fafd000 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=6720646572637465733a4d41503d706f 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=00000000ffffbf3a RBX=ffff8880096fb780 RCX=00000000000040c5 RDX=00000000ffffbf3a RSI=ffff8880096fc1d8 RDI=00000000fffffffe RBP=ffff8880096fc1d8 RSP=ffff888009757b08 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff8880096fc1d8 R13=ffffffffffffffff R14=0000000000000000 R15=0000000000000000 RIP=ffffffff815275a5 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005555c29b4c80 CR3=000000000be2c000 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=ffffffffffffff00ffffffffffffffff XMM02=ffffff0f0e0d0c0b0a09080706050403 XMM03=696e656420737365636341002f737973 XMM04=2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=20202020203a657a697320656c696600 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000