[ 46.290584] ------------[ cut here ]------------ [ 46.291534] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.293615] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.295093] Modules linked in: [ 46.295779] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.297763] Tainted: [W]=WARN [ 46.298374] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.299864] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.300769] 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 [ 46.303922] RSP: 0018:ffff888019f87bc0 EFLAGS: 00010286 [ 46.304906] RAX: 0000000000000000 RBX: ffffed10033f0f78 RCX: ffffffff813a4050 [ 46.306195] RDX: ffff88800d81b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.307502] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033f0f2f [ 46.308776] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.310047] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019f87df8 [ 46.311369] FS: 00007fe6f4ee2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.312798] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.313856] CR2: 00007fe6f53d4580 CR3: 000000000db11000 CR4: 0000000000350ef0 [ 46.315143] Call Trace: [ 46.315650] [ 46.316067] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.316951] ? __create_object+0x59/0x80 [ 46.317731] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.318707] __vmalloc_noprof+0x59/0x60 [ 46.319487] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.320371] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.321296] bpf_prog_alloc+0x39/0x200 [ 46.321988] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.322915] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.323821] do_seccomp+0x349/0x25e0 [ 46.324545] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.325451] ? __pfx_do_seccomp+0x10/0x10 [ 46.326189] ? find_held_lock+0x2b/0x80 [ 46.326951] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.327922] ? static_key_count+0x60/0x80 [ 46.328737] prctl_set_seccomp+0x4e/0x70 [ 46.329514] __do_sys_prctl+0xe6c/0x1d70 [ 46.330293] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.331127] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.332097] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.333079] ? irqentry_exit+0xf3/0x650 [ 46.333862] do_syscall_64+0xbf/0x430 [ 46.334625] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.335602] RIP: 0033:0x7fe6f53d45cd [ 46.336314] 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 [ 46.339529] RSP: 002b:00007fff16ce3b30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.340906] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe6f53d45cd [ 46.342180] RDX: 000055df93253e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.343468] RBP: 00007fff16ce3b90 R08: 0000000000000000 R09: 00007fff16ce3230 [ 46.344759] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dfa0d2dad0 [ 46.346038] R13: 00007fff16ce3fc0 R14: 000055dfa0d2ebc0 R15: 000055dfa0d3f780 [ 46.347366] [ 46.347797] irq event stamp: 1709 [ 46.348456] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 46.349979] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 46.351507] softirqs last enabled at (1534): [] handle_softirqs+0x50c/0x770 [ 46.353051] softirqs last disabled at (1529): [] __irq_exit_rcu+0xc4/0x100 [ 46.354558] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.149609] ------------[ cut here ]------------ [ 49.150024] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.150978] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 49.151649] Modules linked in: [ 49.151927] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.152845] Tainted: [W]=WARN [ 49.153099] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.153794] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.154193] 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 [ 49.155661] RSP: 0018:ffff88801857fbc0 EFLAGS: 00010286 [ 49.156091] RAX: 0000000000000000 RBX: ffffed10030aff78 RCX: ffffffff813a4050 [ 49.156683] RDX: ffff888015a7b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.157271] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030aff2f [ 49.157839] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.158429] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801857fdf8 [ 49.159013] FS: 00007fcaf399c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.159678] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.160144] CR2: 00007ffe9456fef7 CR3: 0000000020583000 CR4: 0000000000350ef0 [ 49.160731] Call Trace: [ 49.160945] [ 49.161133] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.161550] ? __create_object+0x59/0x80 [ 49.161897] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.162346] __vmalloc_noprof+0x59/0x60 [ 49.162676] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.163063] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.163497] bpf_prog_alloc+0x39/0x200 [ 49.163819] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.164251] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.164650] do_seccomp+0x349/0x25e0 [ 49.164957] ? find_held_lock+0x2b/0x80 [ 49.165303] ? do_prlimit+0x310/0x610 [ 49.165627] ? __pfx_do_seccomp+0x10/0x10 [ 49.165966] ? do_raw_spin_unlock+0x53/0x220 [ 49.166352] ? _raw_spin_unlock+0x1e/0x40 [ 49.166693] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.167119] ? static_key_count+0x60/0x80 [ 49.167493] prctl_set_seccomp+0x4e/0x70 [ 49.167837] __do_sys_prctl+0xe6c/0x1d70 [ 49.168175] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.168576] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.168994] ? irqentry_exit+0xf3/0x650 [ 49.169347] do_syscall_64+0xbf/0x430 [ 49.169666] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.170079] RIP: 0033:0x7fcaf3e8e5cd [ 49.170408] 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 [ 49.171877] RSP: 002b:00007ffe9456e1f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.172505] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcaf3e8e5cd [ 49.173074] RDX: 000056415d324e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.173661] RBP: 00007ffe9456e250 R08: 0000000000000000 R09: 00007ffe9456d8f0 [ 49.174243] R10: 0000000000000000 R11: 0000000000000246 R12: 000056418cd10b10 [ 49.174812] R13: 00007ffe9456e680 R14: 000056418cd112b0 R15: 000056418cd256f0 [ 49.175417] [ 49.175612] irq event stamp: 1671 [ 49.175888] hardirqs last enabled at (1679): [] __up_console_sem+0x78/0x80 [ 49.176590] hardirqs last disabled at (1698): [] __up_console_sem+0x5d/0x80 [ 49.177286] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 49.177980] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 49.178681] ---[ end trace 0000000000000000 ]--- [ 49.936926] ------------[ cut here ]------------ [ 49.937848] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.939948] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 49.941437] Modules linked in: [ 49.942041] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.944334] Tainted: [W]=WARN [ 49.944904] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.946457] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.947406] 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 [ 49.950603] RSP: 0018:ffff8880175afbc0 EFLAGS: 00010286 [ 49.951604] RAX: 0000000000000000 RBX: ffffed1002eb5f78 RCX: ffffffff813a4050 [ 49.952894] RDX: ffff888017445340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.954198] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eb5f2f [ 49.955527] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.956814] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880175afdf8 [ 49.958115] FS: 00007f6783084900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.959587] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.960663] CR2: 00007f6783576580 CR3: 000000001f703000 CR4: 0000000000350ef0 [ 49.961967] Call Trace: [ 49.962484] [ 49.962900] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.963824] ? __create_object+0x59/0x80 [ 49.964612] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.965606] __vmalloc_noprof+0x59/0x60 [ 49.966380] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.967221] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.968178] bpf_prog_alloc+0x39/0x200 [ 49.968929] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.969864] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.970778] do_seccomp+0x349/0x25e0 [ 49.971532] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.972436] ? __pfx_do_seccomp+0x10/0x10 [ 49.973189] ? find_held_lock+0x2b/0x80 [ 49.973965] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.974970] ? static_key_count+0x60/0x80 [ 49.975780] prctl_set_seccomp+0x4e/0x70 [ 49.976581] __do_sys_prctl+0xe6c/0x1d70 [ 49.977375] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.978201] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.979203] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.980201] ? irqentry_exit+0xf3/0x650 [ 49.980986] do_syscall_64+0xbf/0x430 [ 49.981740] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.982718] RIP: 0033:0x7f67835765cd [ 49.983443] 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 [ 49.986715] RSP: 002b:00007fff29aeedb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.988123] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f67835765cd [ 49.989422] RDX: 0000558a15611e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.990711] RBP: 00007fff29aeee10 R08: 0000000000000000 R09: 00007fff29aee4b0 [ 49.992018] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558a50dcd240 [ 49.993310] R13: 00007fff29aef240 R14: 0000558a50dccbf0 R15: 0000558a50de14d0 [ 49.994620] [ 49.995062] irq event stamp: 1769 [ 49.995722] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 49.997282] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 49.998831] softirqs last enabled at (1604): [] handle_softirqs+0x50c/0x770 [ 50.000380] softirqs last disabled at (1599): [] __irq_exit_rcu+0xc4/0x100 [ 50.001901] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33437' (ECDSA) to the list of known hosts. 2025/11/17 14:03:36 fuzzer started 2025/11/17 14:03:37 dialing manager at localhost:37895 2025/11/17 14:03:37 checking machine... 2025/11/17 14:03:37 checking revisions... [ 50.871964] kmemleak: Automatic memory scanning thread ended 2025/11/17 14:03:37 testing simple program... [ 50.962705] cgroup: Unknown subsys name 'net' [ 51.050851] cgroup: Unknown subsys name 'cpuset' [ 51.076571] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 14:03:36 Registers: info registers vcpu 0 RAX=ffffffff87ce3608 RBX=ffff8880150b0000 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff8880150b0a58 RDI=ffff8880150b0a58 RBP=ffff8880150b0a58 RSP=ffff8880164bf6b8 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff8880150b0a58 R13=ffffffffffffffff R14=0000000000000000 R15=0000000000000000 RIP=ffffffff8152757d RFL=00000082 [--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 =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fcaf399c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f079964f000 CR3=000000000b946000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000260c5 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] 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 fffffe2500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe94568000 CR3=000000000e276000 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=33303a343120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343235 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000