[ 39.116308] ------------[ cut here ]------------ [ 39.117230] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.119313] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.120849] Modules linked in: [ 39.121487] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.123500] Tainted: [W]=WARN [ 39.124054] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.125522] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.126461] 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 [ 39.129630] RSP: 0018:ffff888016f17bc0 EFLAGS: 00010286 [ 39.130628] RAX: 0000000000000000 RBX: ffffed1002de2f78 RCX: ffffffff813a4050 [ 39.131926] RDX: ffff888015ec3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.133205] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002de2f2f [ 39.134508] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.135810] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f17df8 [ 39.137108] FS: 00007fbc95bee900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.138567] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.139635] CR2: 00007fffd3346ef8 CR3: 00000000142ab000 CR4: 0000000000350ef0 [ 39.140918] Call Trace: [ 39.141442] [ 39.141861] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.142814] ? __create_object+0x59/0x80 [ 39.143625] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.144598] __vmalloc_noprof+0x59/0x60 [ 39.145309] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.146222] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.147185] bpf_prog_alloc+0x39/0x200 [ 39.147933] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.148887] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.149804] do_seccomp+0x349/0x25e0 [ 39.150550] ? find_held_lock+0x2b/0x80 [ 39.151265] ? do_prlimit+0x310/0x610 [ 39.152016] ? __pfx_do_seccomp+0x10/0x10 [ 39.152824] ? do_raw_spin_unlock+0x53/0x220 [ 39.153664] ? _raw_spin_unlock+0x1e/0x40 [ 39.154479] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.155447] ? static_key_count+0x60/0x80 [ 39.156220] prctl_set_seccomp+0x4e/0x70 [ 39.157004] __do_sys_prctl+0xe6c/0x1d70 [ 39.157790] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.158676] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.159672] ? irqentry_exit+0xf3/0x650 [ 39.160467] do_syscall_64+0xbf/0x430 [ 39.161172] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.162151] RIP: 0033:0x7fbc960e05cd [ 39.162879] 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 [ 39.166077] RSP: 002b:00007fffd33453b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.167461] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbc960e05cd [ 39.168742] RDX: 00005649b9cf1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.170048] RBP: 00007fffd3345410 R08: 0000000000000000 R09: 00007fffd3344ab0 [ 39.171360] R10: 0000000000000000 R11: 0000000000000246 R12: 00005649e5351ad0 [ 39.172648] R13: 00007fffd3345840 R14: 00005649e5352bc0 R15: 00005649e5363780 [ 39.173956] [ 39.174452] irq event stamp: 1723 [ 39.175067] hardirqs last enabled at (1731): [] __up_console_sem+0x78/0x80 [ 39.176636] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 39.178170] softirqs last enabled at (1750): [] handle_softirqs+0x50c/0x770 [ 39.179749] softirqs last disabled at (1739): [] __irq_exit_rcu+0xc4/0x100 [ 39.181287] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.623503] ------------[ cut here ]------------ [ 42.624425] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.626450] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.627902] Modules linked in: [ 42.628523] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.630484] Tainted: [W]=WARN [ 42.631028] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.632464] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.633316] 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 [ 42.636509] RSP: 0018:ffff888016257bc0 EFLAGS: 00010286 [ 42.637471] RAX: 0000000000000000 RBX: ffffed1002c4af78 RCX: ffffffff813a4050 [ 42.638747] RDX: ffff888016270000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.640012] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c4af2f [ 42.641293] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.642569] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016257df8 [ 42.643863] FS: 00007f11c9777900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.645293] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.646362] CR2: 00007ffd2505aef8 CR3: 000000000b8a7000 CR4: 0000000000350ef0 [ 42.647627] Call Trace: [ 42.648085] [ 42.648543] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.649431] ? __create_object+0x59/0x80 [ 42.650158] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.651122] __vmalloc_noprof+0x59/0x60 [ 42.651870] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.652744] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.653648] bpf_prog_alloc+0x39/0x200 [ 42.654383] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.655249] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.656146] do_seccomp+0x349/0x25e0 [ 42.656858] ? find_held_lock+0x2b/0x80 [ 42.657606] ? do_prlimit+0x310/0x610 [ 42.658300] ? __pfx_do_seccomp+0x10/0x10 [ 42.659091] ? do_raw_spin_unlock+0x53/0x220 [ 42.659921] ? _raw_spin_unlock+0x1e/0x40 [ 42.660705] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.661655] ? static_key_count+0x60/0x80 [ 42.662470] prctl_set_seccomp+0x4e/0x70 [ 42.663198] __do_sys_prctl+0xe6c/0x1d70 [ 42.663976] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.664831] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.665793] ? irqentry_exit+0xf3/0x650 [ 42.666563] do_syscall_64+0xbf/0x430 [ 42.667254] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.668192] RIP: 0033:0x7f11c9c695cd [ 42.668895] 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 [ 42.672013] RSP: 002b:00007ffd25058510 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.673370] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f11c9c695cd [ 42.674643] RDX: 000055ce13ab5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.675901] RBP: 00007ffd25058570 R08: 0000000000000000 R09: 00007ffd25057c10 [ 42.677168] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ce24e2ebf0 [ 42.678457] R13: 00007ffd250589a0 R14: 000055ce24e38380 R15: 000055ce24e43460 [ 42.679744] [ 42.680156] irq event stamp: 1773 [ 42.680800] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 42.682317] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 42.683846] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 42.685373] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 42.686885] ---[ end trace 0000000000000000 ]--- [ 43.529426] ------------[ cut here ]------------ [ 43.530301] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.532368] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.533783] Modules linked in: [ 43.534430] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.536377] Tainted: [W]=WARN [ 43.536931] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.538372] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.539234] 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 [ 43.542362] RSP: 0018:ffff888009b17bc0 EFLAGS: 00010286 [ 43.543281] RAX: 0000000000000000 RBX: ffffed1001362f78 RCX: ffffffff813a4050 [ 43.544552] RDX: ffff888019bb9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.545829] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001362f2f [ 43.547106] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.548373] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009b17df8 [ 43.549639] FS: 00007fd64d9ee900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.551080] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.552118] CR2: 00007ffc6d325ef8 CR3: 000000000c08a000 CR4: 0000000000350ef0 [ 43.553400] Call Trace: [ 43.553861] [ 43.554262] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.555166] ? __create_object+0x59/0x80 [ 43.555937] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.556902] __vmalloc_noprof+0x59/0x60 [ 43.557651] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.558528] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.559457] bpf_prog_alloc+0x39/0x200 [ 43.560139] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.561054] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.561948] do_seccomp+0x349/0x25e0 [ 43.562665] ? find_held_lock+0x2b/0x80 [ 43.563424] ? do_prlimit+0x310/0x610 [ 43.564113] ? __pfx_do_seccomp+0x10/0x10 [ 43.564889] ? do_raw_spin_unlock+0x53/0x220 [ 43.565702] ? _raw_spin_unlock+0x1e/0x40 [ 43.566490] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.567446] ? static_key_count+0x60/0x80 [ 43.568193] prctl_set_seccomp+0x4e/0x70 [ 43.568962] __do_sys_prctl+0xe6c/0x1d70 [ 43.569729] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.570596] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.571559] ? irqentry_exit+0xf3/0x650 [ 43.572275] do_syscall_64+0xbf/0x430 [ 43.573008] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.573952] RIP: 0033:0x7fd64dee05cd [ 43.574667] 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 [ 43.577795] RSP: 002b:00007ffc6d323bc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.579151] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd64dee05cd [ 43.580429] RDX: 000055597901ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.581680] RBP: 00007ffc6d323c20 R08: 0000000000000000 R09: 00007ffc6d3232c0 [ 43.582965] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555979163ad0 [ 43.584218] R13: 00007ffc6d324050 R14: 0000555979164bc0 R15: 0000555979175780 [ 43.585476] [ 43.585893] irq event stamp: 1713 [ 43.586552] hardirqs last enabled at (1723): [] __up_console_sem+0x78/0x80 [ 43.588070] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80 [ 43.589577] softirqs last enabled at (1298): [] handle_softirqs+0x50c/0x770 [ 43.591126] softirqs last disabled at (1751): [] __irq_exit_rcu+0xc4/0x100 [ 43.592365] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:42691' (ECDSA) to the list of known hosts. 2025/11/17 17:00:07 fuzzer started 2025/11/17 17:00:07 dialing manager at localhost:37895 2025/11/17 17:00:07 checking machine... 2025/11/17 17:00:07 checking revisions... [ 44.490068] kmemleak: Automatic memory scanning thread ended 2025/11/17 17:00:08 testing simple program... [ 44.565230] cgroup: Unknown subsys name 'net' [ 44.616308] cgroup: Unknown subsys name 'cpuset' [ 44.637102] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 17:00:07 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff818e5582 RDX=ffff888015b99bc0 RSI=0000000000000008 RDI=ffffea000055d840 RBP=ffffea000055d840 RSP=ffff888014327a20 R8 =0000000000000000 R9 =fffff940000abb08 R10=0000000000000001 R11=0000000000000001 R12=0000000000000b79 R13=000000000000005a R14=0000000000000bd3 R15=ffff88801b9eeb70 RIP=ffffffff81b2de60 RFL=00000293 [--S-A-C] 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 00007f7bef9cd700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f11c9d2f0b0 CR3=000000000e651000 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=2036303a30303a373120373120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732036303a30303a3731203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffffffff85e78700 RCX=ffffffff8175a5b5 RDX=1ffffffff0bcf0f5 RSI=ffffffff8175a4ad RDI=0000000000000001 RBP=0000000000000001 RSP=ffff88801985f9c8 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=00007fb15841d0f3 R13=0000000000000000 R14=ffffffff85e787a8 R15=ffff888009462500 RIP=ffffffff8175a4c9 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 00007fb157e848c0 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb6d1959640 CR3=000000000c13c000 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=ffffffffffffffffffffff0000000000 XMM02=000000000000000000004e4f49544341 XMM03=0000000000000000000000787561662f XMM04=2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f XMM05=00005622671b89f000005622671c0970 XMM06=00005622671b88100000000000000002 XMM07=00000000000000000000000000000000 XMM08=2f63697361622f6372732f2e2e000d0a XMM09=00000000000000000000000000000000 XMM10=00000000200000000000000020000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000