[ 46.430787] ------------[ cut here ]------------ [ 46.431742] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.433778] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 46.435318] Modules linked in: [ 46.436005] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.438053] Tainted: [W]=WARN [ 46.438664] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.440189] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.441134] 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 [ 46.444392] RSP: 0018:ffff888016d57bc0 EFLAGS: 00010286 [ 46.445388] RAX: 0000000000000000 RBX: ffffed1002daaf78 RCX: ffffffff813a4050 [ 46.446712] RDX: ffff88800f330000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.448089] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002daaf2f [ 46.449386] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.450709] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d57df8 [ 46.452323] FS: 00007f467fc51900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.454193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.455296] CR2: 00007f4680143580 CR3: 0000000010074000 CR4: 0000000000350ef0 [ 46.456635] Call Trace: [ 46.457126] [ 46.457532] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.458464] ? __create_object+0x59/0x80 [ 46.459287] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.460299] __vmalloc_noprof+0x59/0x60 [ 46.461095] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.461982] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.462965] bpf_prog_alloc+0x39/0x200 [ 46.463718] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.464701] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.465643] do_seccomp+0x349/0x25e0 [ 46.466349] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.467286] ? __pfx_do_seccomp+0x10/0x10 [ 46.468118] ? find_held_lock+0x2b/0x80 [ 46.468908] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.469892] ? static_key_count+0x60/0x80 [ 46.470707] prctl_set_seccomp+0x4e/0x70 [ 46.471469] __do_sys_prctl+0xe6c/0x1d70 [ 46.472294] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.473193] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.474203] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.475213] ? irqentry_exit+0xf3/0x650 [ 46.476023] do_syscall_64+0xbf/0x430 [ 46.476778] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.477755] RIP: 0033:0x7f46801435cd [ 46.478462] 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 [ 46.481676] RSP: 002b:00007ffddacc9290 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.483098] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f46801435cd [ 46.484416] RDX: 000055fcda060e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.485738] RBP: 00007ffddacc92f0 R08: 0000000000000000 R09: 00007ffddacc8990 [ 46.487075] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fcf2372ad0 [ 46.488382] R13: 00007ffddacc9720 R14: 000055fcf2373bc0 R15: 000055fcf2384780 [ 46.489715] [ 46.490167] irq event stamp: 1763 [ 46.490825] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 46.492397] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 46.493975] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 46.495569] softirqs last disabled at (1717): [] __irq_exit_rcu+0xc4/0x100 [ 46.497170] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.739232] ------------[ cut here ]------------ [ 49.740008] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.741699] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 49.742921] Modules linked in: [ 49.743411] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.745164] Tainted: [W]=WARN [ 49.745896] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.747164] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.748060] 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 [ 49.750936] RSP: 0018:ffff888016457bc0 EFLAGS: 00010286 [ 49.751831] RAX: 0000000000000000 RBX: ffffed1002c8af78 RCX: ffffffff813a4050 [ 49.753068] RDX: ffff8880173ab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.754138] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c8af2f [ 49.755202] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.756269] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016457df8 [ 49.757342] FS: 00007f934b965900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.758533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.759420] CR2: 00007f934be57580 CR3: 0000000014137000 CR4: 0000000000350ef0 [ 49.760487] Call Trace: [ 49.760898] [ 49.761239] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.762086] ? __create_object+0x59/0x80 [ 49.762903] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.763871] __vmalloc_noprof+0x59/0x60 [ 49.764526] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.765244] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.766392] bpf_prog_alloc+0x39/0x200 [ 49.767189] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.768105] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.768994] do_seccomp+0x349/0x25e0 [ 49.769571] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.770480] ? __pfx_do_seccomp+0x10/0x10 [ 49.771266] ? find_held_lock+0x2b/0x80 [ 49.772026] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.772970] ? static_key_count+0x60/0x80 [ 49.773767] prctl_set_seccomp+0x4e/0x70 [ 49.774384] __do_sys_prctl+0xe6c/0x1d70 [ 49.775154] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.775996] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.776924] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.777857] ? irqentry_exit+0xf3/0x650 [ 49.778471] do_syscall_64+0xbf/0x430 [ 49.779208] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.780125] RIP: 0033:0x7f934be575cd [ 49.780850] 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 [ 49.783682] RSP: 002b:00007ffc6e38df20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.784960] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f934be575cd [ 49.786173] RDX: 000055974fecae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.787373] RBP: 00007ffc6e38df80 R08: 0000000000000000 R09: 00007ffc6e38d620 [ 49.788432] R10: 0000000000000000 R11: 0000000000000246 R12: 000055978cdf9ad0 [ 49.789498] R13: 00007ffc6e38e3b0 R14: 000055978cdfabc0 R15: 000055978ce0b780 [ 49.790613] [ 49.790969] irq event stamp: 3855 [ 49.791470] hardirqs last enabled at (3863): [] __up_console_sem+0x78/0x80 [ 49.792735] hardirqs last disabled at (3872): [] __up_console_sem+0x5d/0x80 [ 49.793981] softirqs last enabled at (3842): [] handle_softirqs+0x50c/0x770 [ 49.795288] softirqs last disabled at (3827): [] __irq_exit_rcu+0xc4/0x100 [ 49.796732] ---[ end trace 0000000000000000 ]--- [ 50.630331] ------------[ cut here ]------------ [ 50.631258] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.633274] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/246 [ 50.634756] Modules linked in: [ 50.635354] CPU: 1 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.637373] Tainted: [W]=WARN [ 50.637986] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.639466] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.640391] 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 [ 50.643613] RSP: 0018:ffff888016cdfbc0 EFLAGS: 00010286 [ 50.644551] RAX: 0000000000000000 RBX: ffffed1002d9bf78 RCX: ffffffff813a4050 [ 50.645842] RDX: ffff8880162e0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.647157] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d9bf2f [ 50.648443] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.649727] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016cdfdf8 [ 50.651055] FS: 00007fcfba529900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.652510] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.653624] CR2: 00007fffa2833ef8 CR3: 0000000009eb3000 CR4: 0000000000350ef0 [ 50.654952] Call Trace: [ 50.655419] [ 50.655883] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.656801] ? __create_object+0x59/0x80 [ 50.657542] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.658528] __vmalloc_noprof+0x59/0x60 [ 50.659276] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.660163] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.661117] bpf_prog_alloc+0x39/0x200 [ 50.661867] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.662816] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.663725] do_seccomp+0x349/0x25e0 [ 50.664406] ? find_held_lock+0x2b/0x80 [ 50.665166] ? do_prlimit+0x310/0x610 [ 50.665917] ? __pfx_do_seccomp+0x10/0x10 [ 50.666732] ? do_raw_spin_unlock+0x53/0x220 [ 50.667551] ? _raw_spin_unlock+0x1e/0x40 [ 50.668341] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.669323] ? static_key_count+0x60/0x80 [ 50.670147] prctl_set_seccomp+0x4e/0x70 [ 50.670946] __do_sys_prctl+0xe6c/0x1d70 [ 50.671747] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.672564] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.673557] ? irqentry_exit+0xf3/0x650 [ 50.674348] do_syscall_64+0xbf/0x430 [ 50.675101] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.676076] RIP: 0033:0x7fcfbaa1b5cd [ 50.676789] 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 [ 50.679994] RSP: 002b:00007fffa2831620 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.681388] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcfbaa1b5cd [ 50.682690] RDX: 0000558ba4fc3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.683989] RBP: 00007fffa2831680 R08: 0000000000000000 R09: 00007fffa2830d20 [ 50.685274] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558baa52ab10 [ 50.686621] R13: 00007fffa2831ab0 R14: 0000558baa52b2b0 R15: 0000558baa53f6f0 [ 50.687952] [ 50.688384] irq event stamp: 1729 [ 50.689039] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 50.690611] hardirqs last disabled at (1750): [] sysvec_apic_timer_interrupt+0xf/0x80 [ 50.692297] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 50.693851] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 50.695402] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:55562' (ECDSA) to the list of known hosts. 2025/11/19 04:58:49 fuzzer started 2025/11/19 04:58:49 dialing manager at localhost:34383 2025/11/19 04:58:49 checking machine... 2025/11/19 04:58:49 checking revisions... [ 51.592024] kmemleak: Automatic memory scanning thread ended 2025/11/19 04:58:49 testing simple program... [ 51.694053] cgroup: Unknown subsys name 'net' [ 51.756554] cgroup: Unknown subsys name 'cpuset' [ 51.775477] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:58:48 Registers: info registers vcpu 0 RAX=0000000000000003 RBX=ffffffff85e2b980 RCX=ffffffff8152d8d5 RDX=0000000000000000 RSI=0000000000000004 RDI=ffffffff85e2b980 RBP=1ffff110012c4f70 RSP=ffff888009627b80 R8 =0000000000000000 R9 =fffffbfff0bc5730 R10=ffffffff85e2b983 R11=0000000000000000 R12=0000000000000000 R13=0000000000000246 R14=0000000000009931 R15=ffff88806ce38152 RIP=ffffffff8152d8f9 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f934bf1c618 CR3=000000001ffe5000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff88806cf3f3a0 RCX=ffffffff817d9966 RDX=0000000000000000 RSI=0000000000000002 RDI=ffff88800a94b780 RBP=ffff88800a94b780 RSP=ffff888019c3fc68 R8 =0000000000000000 R9 =0000000000000001 R10=ffffffff8664f857 R11=0000000000000001 R12=ffff88806cf3f380 R13=0000000000000200 R14=ffff8880096c7dc0 R15=ffffea000051dc00 RIP=ffffffff81526dd8 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 00007f934b965900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc6e388000 CR3=000000001ffe5000 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