[ 39.252599] ------------[ cut here ]------------ [ 39.253571] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.255583] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.257038] Modules linked in: [ 39.257637] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.259593] Tainted: [W]=WARN [ 39.260189] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.261671] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.262591] 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 [ 39.266186] RSP: 0018:ffff88801777fbc0 EFLAGS: 00010286 [ 39.267177] RAX: 0000000000000000 RBX: ffffed1002eeff78 RCX: ffffffff813a4050 [ 39.268459] RDX: ffff888016aad340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.269775] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eeff2f [ 39.271061] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.272325] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801777fdf8 [ 39.273606] FS: 00007f174d2f1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.275052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.276124] CR2: 00007f174d7e3580 CR3: 0000000009bf3000 CR4: 0000000000350ef0 [ 39.277406] Call Trace: [ 39.277917] [ 39.278329] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.279225] ? __create_object+0x59/0x80 [ 39.280014] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.280999] __vmalloc_noprof+0x59/0x60 [ 39.281723] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.282606] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.283533] bpf_prog_alloc+0x39/0x200 [ 39.284265] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.285192] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.286088] do_seccomp+0x349/0x25e0 [ 39.286803] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.287658] ? __pfx_do_seccomp+0x10/0x10 [ 39.288435] ? find_held_lock+0x2b/0x80 [ 39.289201] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.290154] ? static_key_count+0x60/0x80 [ 39.290965] prctl_set_seccomp+0x4e/0x70 [ 39.291694] __do_sys_prctl+0xe6c/0x1d70 [ 39.292491] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.293365] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.294326] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.295292] ? irqentry_exit+0xf3/0x650 [ 39.296052] do_syscall_64+0xbf/0x430 [ 39.296804] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.297710] RIP: 0033:0x7f174d7e35cd [ 39.298415] 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 [ 39.301597] RSP: 002b:00007fffc59a2020 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.302953] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f174d7e35cd [ 39.304235] RDX: 0000558c762aee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.305513] RBP: 00007fffc59a2080 R08: 0000000000000000 R09: 00007fffc59a1720 [ 39.306800] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558c97f47ad0 [ 39.308056] R13: 00007fffc59a24b0 R14: 0000558c97f48bc0 R15: 0000558c97f59780 [ 39.309339] [ 39.309730] irq event stamp: 1801 [ 39.310266] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 39.311527] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 39.312794] softirqs last enabled at (1770): [] handle_softirqs+0x50c/0x770 [ 39.314076] softirqs last disabled at (1765): [] __irq_exit_rcu+0xc4/0x100 [ 39.315332] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.873405] ------------[ cut here ]------------ [ 41.874361] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.876437] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.877906] Modules linked in: [ 41.878504] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.880475] Tainted: [W]=WARN [ 41.881326] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.882861] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.883741] 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 [ 41.886953] RSP: 0018:ffff88801a31fbc0 EFLAGS: 00010286 [ 41.887929] RAX: 0000000000000000 RBX: ffffed1003463f78 RCX: ffffffff813a4050 [ 41.889206] RDX: ffff88801b99d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.890500] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003463f2f [ 41.891785] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.893075] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a31fdf8 [ 41.894374] FS: 00007f82d2697900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.895827] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.896912] CR2: 00007ffd70c0cef7 CR3: 0000000020609000 CR4: 0000000000350ef0 [ 41.898192] Call Trace: [ 41.898680] [ 41.899139] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.900055] ? __create_object+0x59/0x80 [ 41.900849] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.901829] __vmalloc_noprof+0x59/0x60 [ 41.902565] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.903439] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.904380] bpf_prog_alloc+0x39/0x200 [ 41.905130] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.906071] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.907004] do_seccomp+0x349/0x25e0 [ 41.907686] ? find_held_lock+0x2b/0x80 [ 41.908432] ? do_prlimit+0x310/0x610 [ 41.909197] ? __pfx_do_seccomp+0x10/0x10 [ 41.909988] ? do_raw_spin_unlock+0x53/0x220 [ 41.910832] ? _raw_spin_unlock+0x1e/0x40 [ 41.911604] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.912585] ? static_key_count+0x60/0x80 [ 41.913412] prctl_set_seccomp+0x4e/0x70 [ 41.914201] __do_sys_prctl+0xe6c/0x1d70 [ 41.914975] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.915843] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.916816] ? irqentry_exit+0xf3/0x650 [ 41.917542] do_syscall_64+0xbf/0x430 [ 41.918275] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.919245] RIP: 0033:0x7f82d2b895cd [ 41.919952] 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 [ 41.923136] RSP: 002b:00007ffd70c0a6d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.924510] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f82d2b895cd [ 41.925813] RDX: 000055b1dd9abe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.927091] RBP: 00007ffd70c0a730 R08: 0000000000000000 R09: 00007ffd70c09dd0 [ 41.928381] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b200253ad0 [ 41.929675] R13: 00007ffd70c0ab60 R14: 000055b200254bc0 R15: 000055b200265780 [ 41.930986] [ 41.931417] irq event stamp: 1837 [ 41.932067] hardirqs last enabled at (1847): [] __up_console_sem+0x78/0x80 [ 41.933612] hardirqs last disabled at (1856): [] __up_console_sem+0x5d/0x80 [ 41.935124] softirqs last enabled at (1470): [] handle_softirqs+0x50c/0x770 [ 41.936688] softirqs last disabled at (1465): [] __irq_exit_rcu+0xc4/0x100 [ 41.938146] ---[ end trace 0000000000000000 ]--- [ 42.552111] ------------[ cut here ]------------ [ 42.553046] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.555081] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.556524] Modules linked in: [ 42.557169] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.559132] Tainted: [W]=WARN [ 42.559679] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.561148] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.562049] 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 [ 42.565195] RSP: 0018:ffff88801727fbc0 EFLAGS: 00010286 [ 42.566169] RAX: 0000000000000000 RBX: ffffed1002e4ff78 RCX: ffffffff813a4050 [ 42.567426] RDX: ffff888015c73780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.568707] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e4ff2f [ 42.569981] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.571243] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801727fdf8 [ 42.572517] FS: 00007f83228a4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.573956] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.575001] CR2: 00007f8322d96580 CR3: 000000000a168000 CR4: 0000000000350ef0 [ 42.576259] Call Trace: [ 42.576728] [ 42.577183] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.578072] ? __create_object+0x59/0x80 [ 42.578845] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.579803] __vmalloc_noprof+0x59/0x60 [ 42.580513] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.581377] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.582293] bpf_prog_alloc+0x39/0x200 [ 42.583017] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.583929] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.584830] do_seccomp+0x349/0x25e0 [ 42.585489] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.586369] ? __pfx_do_seccomp+0x10/0x10 [ 42.587152] ? find_held_lock+0x2b/0x80 [ 42.587911] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.588876] ? static_key_count+0x60/0x80 [ 42.589623] prctl_set_seccomp+0x4e/0x70 [ 42.590390] __do_sys_prctl+0xe6c/0x1d70 [ 42.591171] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.592010] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.592966] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.593975] ? irqentry_exit+0xf3/0x650 [ 42.594685] do_syscall_64+0xbf/0x430 [ 42.595410] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.596339] RIP: 0033:0x7f8322d965cd [ 42.597042] 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 [ 42.600141] RSP: 002b:00007ffca2a773a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.601510] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8322d965cd [ 42.602798] RDX: 000055793bef6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.604075] RBP: 00007ffca2a77400 R08: 0000000000000000 R09: 00007ffca2a76aa0 [ 42.605371] R10: 0000000000000000 R11: 0000000000000246 R12: 000055796b5b5ad0 [ 42.606545] R13: 00007ffca2a77830 R14: 000055796b5b6bc0 R15: 000055796b5c7780 [ 42.607716] [ 42.608127] irq event stamp: 1739 [ 42.608671] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 42.610026] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 42.611382] softirqs last enabled at (1612): [] handle_softirqs+0x50c/0x770 [ 42.612776] softirqs last disabled at (1599): [] __irq_exit_rcu+0xc4/0x100 [ 42.614111] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:19335' (ECDSA) to the list of known hosts. 2025/11/18 01:15:10 fuzzer started 2025/11/18 01:15:10 dialing manager at localhost:37895 2025/11/18 01:15:10 checking machine... 2025/11/18 01:15:10 checking revisions... [ 43.473004] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:15:10 testing simple program... [ 43.543732] cgroup: Unknown subsys name 'net' [ 43.609717] cgroup: Unknown subsys name 'cpuset' [ 43.619970] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:15:09 Registers: info registers vcpu 0 RAX=ffffffff81ab647f RBX=ffffffff81618fa0 RCX=ffff88806ce08984 RDX=1ffff1100d9c1151 RSI=ffffffff81ab647f RDI=ffff88806ce08af8 RBP=ffff88806ce08ac8 RSP=ffff88806ce08a28 R8 =0000000000000001 R9 =ffff88806ce08a70 R10=000000000003c9ed R11=00000000000255ec R12=ffff88806ce08af8 R13=0000000000000000 R14=ffff888015e1d340 R15=ffff888009472140 RIP=ffffffff81618fa0 RFL=00000282 [--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 00007f82d2697900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f82d2666008 CR3=000000000dca2000 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=0000000000000002 RBX=0000000000000001 RCX=ffffffff8263215e RDX=0000000000000000 RSI=0000000000000010 RDI=0000000000000002 RBP=0000000000000010 RSP=ffff888015e97760 R8 =0000000000000001 R9 =ffffed10039160f6 R10=0000000000000004 R11=0000000000000001 R12=ffff88801c410258 R13=0000000000000001 R14=1ffff11002bd2ef0 R15=ffff88801c4102b0 RIP=ffffffff81751708 RFL=00000002 [-------] 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 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcf8f934d8 CR3=0000000005c8a000 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=00007fa6593255100000558467475790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000