[ 39.115885] ------------[ cut here ]------------ [ 39.116820] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.118849] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 39.120544] Modules linked in: [ 39.121248] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.123287] Tainted: [W]=WARN [ 39.123849] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.125320] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.126241] 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 [ 39.129437] RSP: 0018:ffff888017cb7bc0 EFLAGS: 00010286 [ 39.130443] RAX: 0000000000000000 RBX: ffffed1002f96f78 RCX: ffffffff813a4050 [ 39.131734] RDX: ffff88800f4c8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.133015] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f96f2f [ 39.134315] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.135619] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017cb7df8 [ 39.136924] FS: 00007ff10020a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.138412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.139491] CR2: 00007ffccbf9def8 CR3: 000000000e64f000 CR4: 0000000000350ef0 [ 39.140776] Call Trace: [ 39.141304] [ 39.141730] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.142643] ? __create_object+0x59/0x80 [ 39.143439] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.144425] __vmalloc_noprof+0x59/0x60 [ 39.145206] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.146113] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.147066] bpf_prog_alloc+0x39/0x200 [ 39.147757] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.148690] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.149606] do_seccomp+0x349/0x25e0 [ 39.150353] ? find_held_lock+0x2b/0x80 [ 39.151122] ? do_prlimit+0x310/0x610 [ 39.151824] ? __pfx_do_seccomp+0x10/0x10 [ 39.152614] ? do_raw_spin_unlock+0x53/0x220 [ 39.153489] ? _raw_spin_unlock+0x1e/0x40 [ 39.154309] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.155280] ? static_key_count+0x60/0x80 [ 39.156084] prctl_set_seccomp+0x4e/0x70 [ 39.156822] __do_sys_prctl+0xe6c/0x1d70 [ 39.157603] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.158499] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.159468] ? irqentry_exit+0xf3/0x650 [ 39.160254] do_syscall_64+0xbf/0x430 [ 39.161005] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.161942] RIP: 0033:0x7ff1006fc5cd [ 39.162663] 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 [ 39.165861] RSP: 002b:00007ffccbf9cad0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.167234] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff1006fc5cd [ 39.168543] RDX: 0000562899868e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.169851] RBP: 00007ffccbf9cb30 R08: 0000000000000000 R09: 00007ffccbf9c1d0 [ 39.171152] R10: 0000000000000000 R11: 0000000000000246 R12: 00005628b1930b10 [ 39.172446] R13: 00007ffccbf9cf60 R14: 00005628b19312b0 R15: 00005628b19456f0 [ 39.173763] [ 39.174245] irq event stamp: 1905 [ 39.174858] hardirqs last enabled at (1913): [] __up_console_sem+0x78/0x80 [ 39.176394] hardirqs last disabled at (1922): [] __up_console_sem+0x5d/0x80 [ 39.177969] softirqs last enabled at (1902): [] handle_softirqs+0x50c/0x770 [ 39.179293] softirqs last disabled at (1887): [] __irq_exit_rcu+0xc4/0x100 [ 39.180559] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.629541] ------------[ cut here ]------------ [ 42.630326] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.631997] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 42.633183] Modules linked in: [ 42.633680] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.635314] Tainted: [W]=WARN [ 42.635767] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.636992] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.637726] 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 [ 42.640320] RSP: 0018:ffff88801aef7bc0 EFLAGS: 00010286 [ 42.641130] RAX: 0000000000000000 RBX: ffffed10035def78 RCX: ffffffff813a4050 [ 42.642202] RDX: ffff8880198b8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.643242] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035def2f [ 42.644297] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.645349] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801aef7df8 [ 42.646415] FS: 00007f0f6e5f7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.647586] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.648457] CR2: 00007ffeb0013ef8 CR3: 000000000a0b2000 CR4: 0000000000350ef0 [ 42.649508] Call Trace: [ 42.649907] [ 42.650280] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.651029] ? __create_object+0x59/0x80 [ 42.651647] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.652446] __vmalloc_noprof+0x59/0x60 [ 42.653059] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.653752] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.654502] bpf_prog_alloc+0x39/0x200 [ 42.655103] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.655834] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.656574] do_seccomp+0x349/0x25e0 [ 42.657161] ? find_held_lock+0x2b/0x80 [ 42.657769] ? do_prlimit+0x310/0x610 [ 42.658384] ? __pfx_do_seccomp+0x10/0x10 [ 42.659024] ? do_raw_spin_unlock+0x53/0x220 [ 42.659691] ? _raw_spin_unlock+0x1e/0x40 [ 42.660331] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.661123] ? static_key_count+0x60/0x80 [ 42.661765] prctl_set_seccomp+0x4e/0x70 [ 42.662413] __do_sys_prctl+0xe6c/0x1d70 [ 42.663056] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.663730] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.664526] ? irqentry_exit+0xf3/0x650 [ 42.665142] do_syscall_64+0xbf/0x430 [ 42.665722] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.666509] RIP: 0033:0x7f0f6eae95cd [ 42.667096] 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 [ 42.669743] RSP: 002b:00007ffeb00117f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.670867] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0f6eae95cd [ 42.671915] RDX: 0000559bff307e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.672992] RBP: 00007ffeb0011850 R08: 0000000000000000 R09: 00007ffeb0010ef0 [ 42.674081] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559c1062cad0 [ 42.675146] R13: 00007ffeb0011c80 R14: 0000559c1062dbc0 R15: 0000559c1063e780 [ 42.676214] [ 42.676569] irq event stamp: 1713 [ 42.677095] hardirqs last enabled at (1723): [] __up_console_sem+0x78/0x80 [ 42.678358] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80 [ 42.679603] softirqs last enabled at (1624): [] handle_softirqs+0x50c/0x770 [ 42.680884] softirqs last disabled at (1619): [] __irq_exit_rcu+0xc4/0x100 [ 42.682140] ---[ end trace 0000000000000000 ]--- [ 43.497594] ------------[ cut here ]------------ [ 43.498560] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.500558] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.502102] Modules linked in: [ 43.502705] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.504699] Tainted: [W]=WARN [ 43.505309] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.506817] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.507735] 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 [ 43.510961] RSP: 0018:ffff888017b6fbc0 EFLAGS: 00010286 [ 43.511910] RAX: 0000000000000000 RBX: ffffed1002f6df78 RCX: ffffffff813a4050 [ 43.513237] RDX: ffff888016855340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.514567] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f6df2f [ 43.515867] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.517154] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017b6fdf8 [ 43.518459] FS: 00007fe258ea2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.519917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.521026] CR2: 00007fe259394580 CR3: 000000000d924000 CR4: 0000000000350ef0 [ 43.522340] Call Trace: [ 43.522816] [ 43.523271] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.524188] ? __create_object+0x59/0x80 [ 43.524987] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.525986] __vmalloc_noprof+0x59/0x60 [ 43.526709] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.527594] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.528542] bpf_prog_alloc+0x39/0x200 [ 43.529293] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.530257] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.531184] do_seccomp+0x349/0x25e0 [ 43.531871] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.532782] ? __pfx_do_seccomp+0x10/0x10 [ 43.533573] ? find_held_lock+0x2b/0x80 [ 43.534389] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.535383] ? static_key_count+0x60/0x80 [ 43.536206] prctl_set_seccomp+0x4e/0x70 [ 43.536996] __do_sys_prctl+0xe6c/0x1d70 [ 43.537757] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.538630] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.539618] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.540604] ? irqentry_exit+0xf3/0x650 [ 43.541383] do_syscall_64+0xbf/0x430 [ 43.542139] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.543112] RIP: 0033:0x7fe2593945cd [ 43.543786] 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 [ 43.547015] RSP: 002b:00007ffc9ba7b0a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.548408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe2593945cd [ 43.549731] RDX: 00005567dd141e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.551038] RBP: 00007ffc9ba7b100 R08: 0000000000000000 R09: 00007ffc9ba7a7a0 [ 43.552354] R10: 0000000000000000 R11: 0000000000000246 R12: 00005567dd72bb10 [ 43.553676] R13: 00007ffc9ba7b530 R14: 00005567dd72c2b0 R15: 00005567dd7406f0 [ 43.555006] [ 43.555438] irq event stamp: 1751 [ 43.556106] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 43.557673] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 43.559227] softirqs last enabled at (1720): [] handle_softirqs+0x50c/0x770 [ 43.560804] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 [ 43.562366] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:40152' (ECDSA) to the list of known hosts. 2025/11/19 00:33:08 fuzzer started 2025/11/19 00:33:09 dialing manager at localhost:34383 2025/11/19 00:33:09 checking machine... 2025/11/19 00:33:09 checking revisions... [ 44.474570] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:33:09 testing simple program... [ 44.568495] cgroup: Unknown subsys name 'net' [ 44.627697] cgroup: Unknown subsys name 'cpuset' [ 44.644615] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 00:33:08 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=1ffff1100d9c11b2 RCX=1ffffffff0b82250 RDX=1ffff1100d9c51ca RSI=ffffffff8166d741 RDI=0000000000000004 RBP=ffff88806ce28e58 RSP=ffff88806ce08d78 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000a0fd200d5 R13=ffff8880164a7728 R14=00000000fffc1381 R15=00000000fffc1382 RIP=ffffffff8166d78e RFL=00000046 [---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 00007fa356132700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeb000b000 CR3=000000000e3b5000 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=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3134325b646873732038303a3333 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323237 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff888016538a80 RCX=0000000000000001 RDX=1ffff110035c1b0a RSI=ffffffff84c7e0ec RDI=ffff88801ae0e7b4 RBP=ffff888009637b60 RSP=ffff888009637a50 R8 =ffff888009613c90 R9 =ffff88801ae0d340 R10=0000000000000000 R11=1ffff1100d9e7003 R12=ffff888009613780 R13=ffff88801ae0d850 R14=ffff88806cf37340 R15=0000000000000001 RIP=ffffffff84c7ec04 RFL=00000046 [---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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f572ffcf000 CR3=000000001fee0000 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=6f17c44be913d483e44486addeb6841e XMM02=2c67c8bc2e329bc30000000000309d90 XMM03=fb795ef6d65770560000000000313878 XMM04=db709677c50026dc00000000000ae988 XMM05=8bbde523753f2a1300000000003248f8 XMM06=5b75c91c804453420000000000323998 XMM07=e042d86d42eb936e0000000000313af8 XMM08=5af8866af135c9ed0000000000309df0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000