[ 45.785041] ------------[ cut here ]------------ [ 45.785582] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.786682] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 45.787493] Modules linked in: [ 45.787833] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.788931] Tainted: [W]=WARN [ 45.789262] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.790072] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.790581] 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 [ 45.792376] RSP: 0018:ffff888017d07bc0 EFLAGS: 00010286 [ 45.792905] RAX: 0000000000000000 RBX: ffffed1002fa0f78 RCX: ffffffff813a4050 [ 45.793626] RDX: ffff88801c3e3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.794358] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fa0f2f [ 45.795049] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.795777] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017d07df8 [ 45.796494] FS: 00007f55b23ae900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.797303] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.797869] CR2: 00007ffc906bcef7 CR3: 000000000bb2c000 CR4: 0000000000350ef0 [ 45.798581] Call Trace: [ 45.798836] [ 45.799061] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.799567] ? __create_object+0x59/0x80 [ 45.799979] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.800522] __vmalloc_noprof+0x59/0x60 [ 45.800920] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.801404] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.801894] bpf_prog_alloc+0x39/0x200 [ 45.802304] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.802803] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.803304] do_seccomp+0x349/0x25e0 [ 45.803685] ? find_held_lock+0x2b/0x80 [ 45.804083] ? do_prlimit+0x310/0x610 [ 45.804500] ? __pfx_do_seccomp+0x10/0x10 [ 45.804914] ? do_raw_spin_unlock+0x53/0x220 [ 45.805375] ? _raw_spin_unlock+0x1e/0x40 [ 45.805794] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.806323] ? static_key_count+0x60/0x80 [ 45.806743] prctl_set_seccomp+0x4e/0x70 [ 45.807157] __do_sys_prctl+0xe6c/0x1d70 [ 45.807599] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.808051] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.808596] ? irqentry_exit+0xf3/0x650 [ 45.809004] do_syscall_64+0xbf/0x430 [ 45.809419] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.809930] RIP: 0033:0x7f55b28a05cd [ 45.810312] 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 [ 45.812106] RSP: 002b:00007ffc906bb700 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.812870] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f55b28a05cd [ 45.813583] RDX: 0000557422a8ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.814298] RBP: 00007ffc906bb760 R08: 0000000000000000 R09: 00007ffc906bae00 [ 45.814999] R10: 0000000000000000 R11: 0000000000000246 R12: 000055745caadad0 [ 45.815718] R13: 00007ffc906bbb90 R14: 000055745caaebc0 R15: 000055745cabf780 [ 45.816445] [ 45.816676] irq event stamp: 1653 [ 45.817017] hardirqs last enabled at (1661): [] __up_console_sem+0x78/0x80 [ 45.817863] hardirqs last disabled at (1670): [] __up_console_sem+0x5d/0x80 [ 45.818707] softirqs last enabled at (1176): [] handle_softirqs+0x50c/0x770 [ 45.819585] softirqs last disabled at (1167): [] __irq_exit_rcu+0xc4/0x100 [ 45.820423] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.393005] ------------[ cut here ]------------ [ 49.393943] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.395941] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.397401] Modules linked in: [ 49.397991] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.399949] Tainted: [W]=WARN [ 49.400557] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.402005] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.403096] 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 [ 49.406254] RSP: 0018:ffff88801c3f7bc0 EFLAGS: 00010286 [ 49.407177] RAX: 0000000000000000 RBX: ffffed100387ef78 RCX: ffffffff813a4050 [ 49.408444] RDX: ffff888016313780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.409746] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100387ef2f [ 49.411034] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.412313] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c3f7df8 [ 49.413617] FS: 00007fa4c874c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.415046] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.416124] CR2: 00007ffc1f686ef7 CR3: 000000000fc91000 CR4: 0000000000350ef0 [ 49.417404] Call Trace: [ 49.417881] [ 49.418337] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.419257] ? __create_object+0x59/0x80 [ 49.420023] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.420998] __vmalloc_noprof+0x59/0x60 [ 49.421759] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.422638] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.423564] bpf_prog_alloc+0x39/0x200 [ 49.424333] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.425274] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.426136] do_seccomp+0x349/0x25e0 [ 49.426862] ? find_held_lock+0x2b/0x80 [ 49.427639] ? do_prlimit+0x310/0x610 [ 49.428395] ? __pfx_do_seccomp+0x10/0x10 [ 49.429133] ? do_raw_spin_unlock+0x53/0x220 [ 49.429961] ? _raw_spin_unlock+0x1e/0x40 [ 49.430746] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.431706] ? static_key_count+0x60/0x80 [ 49.432509] prctl_set_seccomp+0x4e/0x70 [ 49.433272] __do_sys_prctl+0xe6c/0x1d70 [ 49.434000] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.434846] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.435823] ? irqentry_exit+0xf3/0x650 [ 49.436587] do_syscall_64+0xbf/0x430 [ 49.437326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.438263] RIP: 0033:0x7fa4c8c3e5cd [ 49.438917] 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 [ 49.442080] RSP: 002b:00007ffc1f685840 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.443428] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa4c8c3e5cd [ 49.444720] RDX: 0000562c8d096e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.445988] RBP: 00007ffc1f6858a0 R08: 0000000000000000 R09: 00007ffc1f684f40 [ 49.447260] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562ca45e4240 [ 49.448552] R13: 00007ffc1f685cd0 R14: 0000562ca45e3bf0 R15: 0000562ca45f84d0 [ 49.449837] [ 49.450290] irq event stamp: 1783 [ 49.450894] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 49.452403] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 49.453938] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 49.455483] softirqs last disabled at (1699): [] __irq_exit_rcu+0xc4/0x100 [ 49.456986] ---[ end trace 0000000000000000 ]--- [ 50.260206] ------------[ cut here ]------------ [ 50.261153] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.263166] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.264659] Modules linked in: [ 50.265297] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.267303] Tainted: [W]=WARN [ 50.267882] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.269427] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.270351] 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 [ 50.273512] RSP: 0018:ffff88801735fbc0 EFLAGS: 00010286 [ 50.274505] RAX: 0000000000000000 RBX: ffffed1002e6bf78 RCX: ffffffff813a4050 [ 50.275812] RDX: ffff888009fe1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.277090] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e6bf2f [ 50.278359] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.279646] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801735fdf8 [ 50.280927] FS: 00007fd363929900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.282369] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.283444] CR2: 00007fffa8381ef7 CR3: 0000000013eb9000 CR4: 0000000000350ef0 [ 50.284747] Call Trace: [ 50.285206] [ 50.285669] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.286569] ? __create_object+0x59/0x80 [ 50.287351] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.288337] __vmalloc_noprof+0x59/0x60 [ 50.289058] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.289963] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.291025] bpf_prog_alloc+0x39/0x200 [ 50.291887] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.292950] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.293982] do_seccomp+0x349/0x25e0 [ 50.294818] ? find_held_lock+0x2b/0x80 [ 50.295703] ? do_prlimit+0x310/0x610 [ 50.296564] ? __pfx_do_seccomp+0x10/0x10 [ 50.297473] ? do_raw_spin_unlock+0x53/0x220 [ 50.298427] ? _raw_spin_unlock+0x1e/0x40 [ 50.299324] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.300441] ? static_key_count+0x60/0x80 [ 50.301358] prctl_set_seccomp+0x4e/0x70 [ 50.302195] __do_sys_prctl+0xe6c/0x1d70 [ 50.303089] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.304085] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.305192] ? irqentry_exit+0xf3/0x650 [ 50.306070] do_syscall_64+0xbf/0x430 [ 50.306921] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.308034] RIP: 0033:0x7fd363e1b5cd [ 50.308847] 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 [ 50.312491] RSP: 002b:00007fffa837fa10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.314058] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd363e1b5cd [ 50.315532] RDX: 0000558375e02e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.317007] RBP: 00007fffa837fa70 R08: 0000000000000000 R09: 00007fffa837f110 [ 50.318469] R10: 0000000000000000 R11: 0000000000000246 R12: 00005583b21fa240 [ 50.319947] R13: 00007fffa837fea0 R14: 00005583b2203380 R15: 00005583b220e540 [ 50.321439] [ 50.321930] irq event stamp: 1769 [ 50.322678] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 50.324434] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 50.326172] softirqs last enabled at (1692): [] handle_softirqs+0x50c/0x770 [ 50.327936] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 50.329407] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:39822' (ECDSA) to the list of known hosts. 2025/11/19 00:34:11 fuzzer started 2025/11/19 00:34:11 dialing manager at localhost:34383 2025/11/19 00:34:11 checking machine... 2025/11/19 00:34:11 checking revisions... [ 51.245383] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:34:11 testing simple program... [ 51.342585] cgroup: Unknown subsys name 'net' [ 51.412350] cgroup: Unknown subsys name 'cpuset' [ 51.426591] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 00:34:10 Registers: info registers vcpu 0 RAX=ffff8880160d3780 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888017ea78d0 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000006e2e R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000200 RIP=ffffffff81526ee0 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 00007fa4c874c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa4c8d040b0 CR3=0000000013ee1000 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=ffffffffffffffffffffffff00000000 XMM01=0000562ca45f906000007f00746f6f72 XMM02=00000000000000000000000000000000 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=2f3a746f6f723a303a303a3a746f6f72 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000267f1 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 fffffe6b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe3c9899000 CR3=000000001bb1d000 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=34333a303020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303236 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000