[ 46.481496] ------------[ cut here ]------------ [ 46.482475] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.484580] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.486067] Modules linked in: [ 46.486724] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.488727] Tainted: [W]=WARN [ 46.489291] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.490771] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.491724] 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 [ 46.494922] RSP: 0018:ffff88801874fbc0 EFLAGS: 00010286 [ 46.495934] RAX: 0000000000000000 RBX: ffffed10030e9f78 RCX: ffffffff813a4050 [ 46.497247] RDX: ffff8880173d9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.498538] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030e9f2f [ 46.499831] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.501119] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801874fdf8 [ 46.502433] FS: 00007f476183b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.503905] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.504981] CR2: 00007fff619cfef8 CR3: 000000000be6d000 CR4: 0000000000350ef0 [ 46.506283] Call Trace: [ 46.506797] [ 46.507221] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.508143] ? __create_object+0x59/0x80 [ 46.508949] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.509931] __vmalloc_noprof+0x59/0x60 [ 46.510702] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.511559] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.512506] bpf_prog_alloc+0x39/0x200 [ 46.513250] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.514206] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.515124] do_seccomp+0x349/0x25e0 [ 46.515868] ? find_held_lock+0x2b/0x80 [ 46.516599] ? do_prlimit+0x310/0x610 [ 46.517369] ? __pfx_do_seccomp+0x10/0x10 [ 46.518156] ? do_raw_spin_unlock+0x53/0x220 [ 46.519004] ? _raw_spin_unlock+0x1e/0x40 [ 46.519812] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.520804] ? static_key_count+0x60/0x80 [ 46.521576] prctl_set_seccomp+0x4e/0x70 [ 46.522367] __do_sys_prctl+0xe6c/0x1d70 [ 46.523161] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.524031] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.525024] ? irqentry_exit+0xf3/0x650 [ 46.525805] do_syscall_64+0xbf/0x430 [ 46.526513] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.527487] RIP: 0033:0x7f4761d2d5cd [ 46.528212] 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 [ 46.531394] RSP: 002b:00007fff619ced30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.532787] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4761d2d5cd [ 46.534088] RDX: 000055767f0b4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.535375] RBP: 00007fff619ced90 R08: 0000000000000000 R09: 00007fff619ce430 [ 46.536701] R10: 0000000000000000 R11: 0000000000000246 R12: 00005576845c4bf0 [ 46.538003] R13: 00007fff619cf1c0 R14: 00005576845ce380 R15: 00005576845d9460 [ 46.539308] [ 46.539792] irq event stamp: 1775 [ 46.540414] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 46.541941] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 46.543492] softirqs last enabled at (1742): [] handle_softirqs+0x50c/0x770 [ 46.545074] softirqs last disabled at (1737): [] __irq_exit_rcu+0xc4/0x100 [ 46.546606] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.142229] ------------[ cut here ]------------ [ 49.142994] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.144783] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 49.146002] Modules linked in: [ 49.146493] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.148240] Tainted: [W]=WARN [ 49.148759] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.149996] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.150758] 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 [ 49.153454] RSP: 0018:ffff88801a1ffbc0 EFLAGS: 00010286 [ 49.154423] RAX: 0000000000000000 RBX: ffffed100343ff78 RCX: ffffffff813a4050 [ 49.155791] RDX: ffff888016458000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.156855] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100343ff2f [ 49.157908] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.158971] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a1ffdf8 [ 49.160074] FS: 00007f59483ce900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.161477] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.162659] CR2: 00007ffd44246ef8 CR3: 0000000020381000 CR4: 0000000000350ef0 [ 49.163879] Call Trace: [ 49.164268] [ 49.164649] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.165359] ? __create_object+0x59/0x80 [ 49.166014] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.166824] __vmalloc_noprof+0x59/0x60 [ 49.167426] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.168195] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.168983] bpf_prog_alloc+0x39/0x200 [ 49.169558] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.170336] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.171101] do_seccomp+0x349/0x25e0 [ 49.171740] ? find_held_lock+0x2b/0x80 [ 49.172345] ? do_prlimit+0x310/0x610 [ 49.172978] ? __pfx_do_seccomp+0x10/0x10 [ 49.173601] ? do_raw_spin_unlock+0x53/0x220 [ 49.174315] ? _raw_spin_unlock+0x1e/0x40 [ 49.174971] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.175819] ? static_key_count+0x60/0x80 [ 49.176453] prctl_set_seccomp+0x4e/0x70 [ 49.177108] __do_sys_prctl+0xe6c/0x1d70 [ 49.177755] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.178434] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.179241] ? irqentry_exit+0xf3/0x650 [ 49.179925] do_syscall_64+0xbf/0x430 [ 49.180509] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.181299] RIP: 0033:0x7f59488c05cd [ 49.181884] 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 [ 49.184570] RSP: 002b:00007ffd44244660 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.185734] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f59488c05cd [ 49.186810] RDX: 000055a45fdd1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.187919] RBP: 00007ffd442446c0 R08: 0000000000000000 R09: 00007ffd44243d60 [ 49.188994] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a48508bad0 [ 49.190063] R13: 00007ffd44244af0 R14: 000055a48508cbc0 R15: 000055a48509d780 [ 49.191160] [ 49.191529] irq event stamp: 1703 [ 49.192125] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 49.193398] hardirqs last disabled at (1730): [] __up_console_sem+0x5d/0x80 [ 49.194664] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 49.196002] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 49.197275] ---[ end trace 0000000000000000 ]--- [ 50.038580] ------------[ cut here ]------------ [ 50.039516] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.041540] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 50.043100] Modules linked in: [ 50.043754] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.045740] Tainted: [W]=WARN [ 50.046290] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.047767] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.048686] 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 [ 50.051933] RSP: 0018:ffff888017a17bc0 EFLAGS: 00010286 [ 50.052928] RAX: 0000000000000000 RBX: ffffed1002f42f78 RCX: ffffffff813a4050 [ 50.054236] RDX: ffff8880165b3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.055565] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f42f2f [ 50.056886] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.058187] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017a17df8 [ 50.059496] FS: 00007f44537bd900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.060981] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.062058] CR2: 00007ffe8dde8ef8 CR3: 000000002031c000 CR4: 0000000000350ef0 [ 50.063377] Call Trace: [ 50.063892] [ 50.064311] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.065237] ? __create_object+0x59/0x80 [ 50.066038] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.067030] __vmalloc_noprof+0x59/0x60 [ 50.067822] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.068716] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.069667] bpf_prog_alloc+0x39/0x200 [ 50.070376] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.071327] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.072263] do_seccomp+0x349/0x25e0 [ 50.072986] ? find_held_lock+0x2b/0x80 [ 50.073763] ? do_prlimit+0x310/0x610 [ 50.074481] ? __pfx_do_seccomp+0x10/0x10 [ 50.075276] ? do_raw_spin_unlock+0x53/0x220 [ 50.076131] ? _raw_spin_unlock+0x1e/0x40 [ 50.076925] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.077908] ? static_key_count+0x60/0x80 [ 50.078722] prctl_set_seccomp+0x4e/0x70 [ 50.079469] __do_sys_prctl+0xe6c/0x1d70 [ 50.080285] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.081167] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.082160] ? irqentry_exit+0xf3/0x650 [ 50.082947] do_syscall_64+0xbf/0x430 [ 50.083704] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.084681] RIP: 0033:0x7f4453caf5cd [ 50.085356] 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 [ 50.088654] RSP: 002b:00007ffe8dde7cc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.090055] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4453caf5cd [ 50.091360] RDX: 00005594e64f8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.092686] RBP: 00007ffe8dde7d20 R08: 0000000000000000 R09: 00007ffe8dde73c0 [ 50.093991] R10: 0000000000000000 R11: 0000000000000246 R12: 00005594eb868ad0 [ 50.095297] R13: 00007ffe8dde8150 R14: 00005594eb869bc0 R15: 00005594eb87a780 [ 50.096552] [ 50.096954] irq event stamp: 1839 [ 50.097466] hardirqs last enabled at (1847): [] __up_console_sem+0x78/0x80 [ 50.098789] hardirqs last disabled at (1856): [] __up_console_sem+0x5d/0x80 [ 50.100096] softirqs last enabled at (1776): [] handle_softirqs+0x50c/0x770 [ 50.101417] softirqs last disabled at (1771): [] __irq_exit_rcu+0xc4/0x100 [ 50.102717] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:59921' (ECDSA) to the list of known hosts. 2025/11/17 23:19:45 fuzzer started 2025/11/17 23:19:45 dialing manager at localhost:37895 2025/11/17 23:19:45 checking machine... 2025/11/17 23:19:45 checking revisions... [ 51.006026] kmemleak: Automatic memory scanning thread ended 2025/11/17 23:19:45 testing simple program... [ 51.097319] cgroup: Unknown subsys name 'net' [ 51.171770] cgroup: Unknown subsys name 'cpuset' [ 51.192038] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 23:19:44 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff8880e538f000 RCX=ffffffff81374aec RDX=0000000000000000 RSI=ffffffff813748d8 RDI=ffff88806ce31cd0 RBP=ffffffff85e1ff20 RSP=ffff888009627ab0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffffffff813748d8 R13=ffff88807ffd7650 R14=ffff88800984fb00 R15=ffff88800944c140 RIP=ffffffff815bcfc4 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd4423e000 CR3=000000000be47000 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=2034343a39313a333220373120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732034343a39313a3332203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffffffff0cd7239 RBX=ffffffff866b91c8 RCX=ffffffff8141f810 RDX=0000000000000000 RSI=ffffffff86a154de RDI=ffffffff866b91c8 RBP=ffffffff866b91c8 RSP=ffff888009787628 R8 =ffffffff86a154de R9 =0000000000000000 R10=000000000003c9ed R11=000000000000a385 R12=ffffffff866b91c8 R13=ffffffff866b91c8 R14=ffffffff866b91c8 R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000216 [----AP-] 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 fffffe4000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f19218aa000 CR3=000000000d69f000 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=a80b249ad3eb18aad34ee44935d6b9dc XMM02=0000000000303bc0ec2efd57dc4c00df XMM03=00000000003103f0c7e702b14139af20 XMM04=3f220840a427249a00000000000ae988 XMM05=74df76100e85b2d00000000000320198 XMM06=d74844bf967d85ba000000000031fab0 XMM07=e042d86d42eb936e00000000003110e8 XMM08=c7e702b14139af200000000000303c20 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000