[ 39.400813] ------------[ cut here ]------------ [ 39.401779] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.403806] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.405251] Modules linked in: [ 39.405887] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.407878] Tainted: [W]=WARN [ 39.408444] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.409939] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.410847] 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 [ 39.414048] RSP: 0018:ffff88801d4bfbc0 EFLAGS: 00010286 [ 39.415052] RAX: 0000000000000000 RBX: ffffed1003a97f78 RCX: ffffffff813a4050 [ 39.416354] RDX: ffff888013b31bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.417684] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003a97f2f [ 39.418976] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.420274] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801d4bfdf8 [ 39.421566] FS: 00007ff254028900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.423040] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.424127] CR2: 00007ffd2d4d7ef7 CR3: 000000001d657000 CR4: 0000000000350ef0 [ 39.425431] Call Trace: [ 39.425953] [ 39.426366] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.427281] ? __create_object+0x59/0x80 [ 39.428081] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.429050] __vmalloc_noprof+0x59/0x60 [ 39.429814] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.430686] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.431571] bpf_prog_alloc+0x39/0x200 [ 39.432328] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.433253] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.434161] do_seccomp+0x349/0x25e0 [ 39.434894] ? find_held_lock+0x2b/0x80 [ 39.435663] ? do_prlimit+0x310/0x610 [ 39.436366] ? __pfx_do_seccomp+0x10/0x10 [ 39.437148] ? do_raw_spin_unlock+0x53/0x220 [ 39.437984] ? _raw_spin_unlock+0x1e/0x40 [ 39.438760] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.439717] ? static_key_count+0x60/0x80 [ 39.440490] prctl_set_seccomp+0x4e/0x70 [ 39.441268] __do_sys_prctl+0xe6c/0x1d70 [ 39.442050] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.442913] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.443881] ? irqentry_exit+0xf3/0x650 [ 39.444663] do_syscall_64+0xbf/0x430 [ 39.445366] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.446332] RIP: 0033:0x7ff25451a5cd [ 39.447057] 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 [ 39.450274] RSP: 002b:00007ffd2d4d5c30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.451662] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff25451a5cd [ 39.452952] RDX: 000055bf54231e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.454245] RBP: 00007ffd2d4d5c90 R08: 0000000000000000 R09: 00007ffd2d4d5330 [ 39.455560] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bf86252b10 [ 39.456845] R13: 00007ffd2d4d60c0 R14: 000055bf862532b0 R15: 000055bf862676f0 [ 39.458154] [ 39.458591] irq event stamp: 1723 [ 39.459262] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 39.460800] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 39.462314] softirqs last enabled at (1626): [] handle_softirqs+0x50c/0x770 [ 39.463846] softirqs last disabled at (1621): [] __irq_exit_rcu+0xc4/0x100 [ 39.465338] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.709242] ------------[ cut here ]------------ [ 42.710197] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.712203] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.713672] Modules linked in: [ 42.714271] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.716522] Tainted: [W]=WARN [ 42.717195] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.718692] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.719581] 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 [ 42.722786] RSP: 0018:ffff888018a5fbc0 EFLAGS: 00010286 [ 42.723776] RAX: 0000000000000000 RBX: ffffed100314bf78 RCX: ffffffff813a4050 [ 42.725068] RDX: ffff888016b6b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.726353] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100314bf2f [ 42.727680] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.728977] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018a5fdf8 [ 42.730260] FS: 00007fad25430900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.731717] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.732809] CR2: 00007fad259964a6 CR3: 000000000ea7a000 CR4: 0000000000350ef0 [ 42.734099] Call Trace: [ 42.734569] [ 42.735049] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.735977] ? __create_object+0x59/0x80 [ 42.736777] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.737770] __vmalloc_noprof+0x59/0x60 [ 42.738496] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.739405] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.740343] bpf_prog_alloc+0x39/0x200 [ 42.741083] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.742023] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.742944] do_seccomp+0x349/0x25e0 [ 42.743696] ? find_held_lock+0x2b/0x80 [ 42.744415] ? do_prlimit+0x310/0x610 [ 42.745154] ? __pfx_do_seccomp+0x10/0x10 [ 42.745955] ? do_raw_spin_unlock+0x53/0x220 [ 42.746802] ? _raw_spin_unlock+0x1e/0x40 [ 42.747555] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.748536] ? static_key_count+0x60/0x80 [ 42.749340] prctl_set_seccomp+0x4e/0x70 [ 42.750120] __do_sys_prctl+0xe6c/0x1d70 [ 42.750912] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.751813] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.752783] ? irqentry_exit+0xf3/0x650 [ 42.753496] do_syscall_64+0xbf/0x430 [ 42.754262] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.755230] RIP: 0033:0x7fad259225cd [ 42.755945] 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 [ 42.759158] RSP: 002b:00007ffd4773e190 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.760522] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fad259225cd [ 42.761811] RDX: 0000562473cbbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.763117] RBP: 00007ffd4773e1f0 R08: 0000000000000000 R09: 00007ffd4773d890 [ 42.764483] R10: 0000000000000000 R11: 0000000000000246 R12: 000056248bb88ad0 [ 42.765775] R13: 00007ffd4773e620 R14: 000056248bb89bc0 R15: 000056248bb9a780 [ 42.767123] [ 42.767551] irq event stamp: 1823 [ 42.768195] hardirqs last enabled at (1833): [] __up_console_sem+0x78/0x80 [ 42.769751] hardirqs last disabled at (1842): [] __up_console_sem+0x5d/0x80 [ 42.771356] softirqs last enabled at (1792): [] handle_softirqs+0x50c/0x770 [ 42.772391] softirqs last disabled at (1781): [] __irq_exit_rcu+0xc4/0x100 [ 42.773369] ---[ end trace 0000000000000000 ]--- [ 43.467786] ------------[ cut here ]------------ [ 43.468372] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.469719] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.470657] Modules linked in: [ 43.471052] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.472350] Tainted: [W]=WARN [ 43.472748] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.473706] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.474269] 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 [ 43.476501] RSP: 0018:ffff8880160c7bc0 EFLAGS: 00010286 [ 43.477459] RAX: 0000000000000000 RBX: ffffed1002c18f78 RCX: ffffffff813a4050 [ 43.478306] RDX: ffff888013b35340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.479154] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c18f2f [ 43.479990] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.480836] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160c7df8 [ 43.481675] FS: 00007fa91ca5c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.482585] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.483289] CR2: 00007ffe8618def7 CR3: 000000001d57e000 CR4: 0000000000350ef0 [ 43.484118] Call Trace: [ 43.484421] [ 43.484709] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.485263] ? __create_object+0x59/0x80 [ 43.485784] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.486388] __vmalloc_noprof+0x59/0x60 [ 43.486891] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.487438] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.488047] bpf_prog_alloc+0x39/0x200 [ 43.488502] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.489102] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.489698] do_seccomp+0x349/0x25e0 [ 43.490141] ? find_held_lock+0x2b/0x80 [ 43.490603] ? do_prlimit+0x310/0x610 [ 43.491100] ? __pfx_do_seccomp+0x10/0x10 [ 43.491579] ? do_raw_spin_unlock+0x53/0x220 [ 43.492120] ? _raw_spin_unlock+0x1e/0x40 [ 43.492603] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.493237] ? static_key_count+0x60/0x80 [ 43.493767] prctl_set_seccomp+0x4e/0x70 [ 43.494246] __do_sys_prctl+0xe6c/0x1d70 [ 43.494772] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.495317] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.495964] ? irqentry_exit+0xf3/0x650 [ 43.496443] do_syscall_64+0xbf/0x430 [ 43.497515] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.498151] RIP: 0033:0x7fa91cf4e5cd [ 43.498588] 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 [ 43.500702] RSP: 002b:00007ffe8618c9c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.501571] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa91cf4e5cd [ 43.502418] RDX: 0000562ea937ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.503267] RBP: 00007ffe8618ca20 R08: 0000000000000000 R09: 00007ffe8618c0c0 [ 43.504111] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562eaae0ead0 [ 43.504969] R13: 00007ffe8618ce50 R14: 0000562eaae0fbc0 R15: 0000562eaae20780 [ 43.505823] [ 43.506108] irq event stamp: 1835 [ 43.506504] hardirqs last enabled at (1843): [] __up_console_sem+0x78/0x80 [ 43.507525] hardirqs last disabled at (1852): [] __up_console_sem+0x5d/0x80 [ 43.508532] softirqs last enabled at (1426): [] handle_softirqs+0x50c/0x770 [ 43.509562] softirqs last disabled at (1321): [] __irq_exit_rcu+0xc4/0x100 [ 43.510565] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:36164' (ECDSA) to the list of known hosts. 2025/11/18 12:49:16 fuzzer started 2025/11/18 12:49:16 dialing manager at localhost:34383 2025/11/18 12:49:16 checking machine... 2025/11/18 12:49:16 checking revisions... [ 44.390850] kmemleak: Automatic memory scanning thread ended 2025/11/18 12:49:16 testing simple program... [ 44.479799] cgroup: Unknown subsys name 'net' [ 44.544366] cgroup: Unknown subsys name 'cpuset' [ 44.562765] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:49:15 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000002 RCX=ffff88806ce089a4 RDX=1ffff1100d9c1155 RSI=ffffffff84c712a0 RDI=ffff88806ce08a50 RBP=ffff88806ce08aa8 RSP=ffff88806ce089e0 R8 =ffffffff86a0bbf8 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=00000000000089b8 R12=0000000000000000 R13=0000000000000000 R14=ffff88801713d340 R15=ffff88806ce08a50 RIP=ffffffff8135e45f RFL=00000246 [---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 00007fad25430900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fad253e9008 CR3=000000001d62c000 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=0000000000023aab 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 fffffe0100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd94974e58 CR3=000000000d41c000 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=675fc4626dc80db9e947c0f3ca0deea1 XMM02=0000000000308200ec2efd57dc4c00df XMM03=00000000003146f08336f443e67194d0 XMM04=831bff50f17aeeb700000000000ae988 XMM05=d96330e2d2db86320000000000324298 XMM06=474038aa6c007e1f0000000000324120 XMM07=e042d86d42eb936e00000000003149c8 XMM08=8336f443e67194d00000000000308260 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000