[ 39.008108] ------------[ cut here ]------------ [ 39.008673] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.009950] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.010854] Modules linked in: [ 39.011246] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.012449] Tainted: [W]=WARN [ 39.012785] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.013671] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.014236] 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 [ 39.016153] RSP: 0018:ffff888013d0fbc0 EFLAGS: 00010286 [ 39.016714] RAX: 0000000000000000 RBX: ffffed10027a1f78 RCX: ffffffff813a4050 [ 39.017486] RDX: ffff888015f43780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.018252] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027a1f2f [ 39.019008] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.019784] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013d0fdf8 [ 39.020550] FS: 00007fb061f0f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.021415] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.022027] CR2: 00007fff1ba15ef8 CR3: 000000000d5dd000 CR4: 0000000000350ef0 [ 39.022806] Call Trace: [ 39.023106] [ 39.023356] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.023869] ? __create_object+0x59/0x80 [ 39.024344] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.024906] __vmalloc_noprof+0x59/0x60 [ 39.025363] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.025866] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.026439] bpf_prog_alloc+0x39/0x200 [ 39.026855] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.027416] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.027935] do_seccomp+0x349/0x25e0 [ 39.028371] ? find_held_lock+0x2b/0x80 [ 39.028801] ? do_prlimit+0x310/0x610 [ 39.029253] ? __pfx_do_seccomp+0x10/0x10 [ 39.029706] ? do_raw_spin_unlock+0x53/0x220 [ 39.030205] ? _raw_spin_unlock+0x1e/0x40 [ 39.030655] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.031228] ? static_key_count+0x60/0x80 [ 39.031683] prctl_set_seccomp+0x4e/0x70 [ 39.032146] __do_sys_prctl+0xe6c/0x1d70 [ 39.032593] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.033106] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.033658] ? irqentry_exit+0xf3/0x650 [ 39.034126] do_syscall_64+0xbf/0x430 [ 39.034556] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.035131] RIP: 0033:0x7fb0624015cd [ 39.035529] 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 [ 39.037441] RSP: 002b:00007fff1ba14c60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.038264] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb0624015cd [ 39.039018] RDX: 0000562febf00e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.039791] RBP: 00007fff1ba14cc0 R08: 0000000000000000 R09: 00007fff1ba14360 [ 39.040568] R10: 0000000000000000 R11: 0000000000000246 R12: 000056300742dad0 [ 39.041337] R13: 00007fff1ba150f0 R14: 000056300742ebc0 R15: 000056300743f780 [ 39.042121] [ 39.042385] irq event stamp: 1691 [ 39.042748] hardirqs last enabled at (1699): [] __up_console_sem+0x78/0x80 [ 39.043668] hardirqs last disabled at (1708): [] __up_console_sem+0x5d/0x80 [ 39.044583] softirqs last enabled at (1210): [] handle_softirqs+0x50c/0x770 [ 39.045517] softirqs last disabled at (1201): [] __irq_exit_rcu+0xc4/0x100 [ 39.046431] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.513017] ------------[ cut here ]------------ [ 41.514119] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.516318] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.517835] Modules linked in: [ 41.518527] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.520593] Tainted: [W]=WARN [ 41.521260] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.523172] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.524378] 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 [ 41.528262] RSP: 0018:ffff888016167bc0 EFLAGS: 00010286 [ 41.529294] RAX: 0000000000000000 RBX: ffffed1002c2cf78 RCX: ffffffff813a4050 [ 41.530682] RDX: ffff888015d79bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.532345] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c2cf2f [ 41.533690] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.535049] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016167df8 [ 41.536445] FS: 00007f4498f15900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.537944] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.539099] CR2: 00007f4499407580 CR3: 000000000e247000 CR4: 0000000000350ef0 [ 41.540462] Call Trace: [ 41.540945] [ 41.541438] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.542377] ? __create_object+0x59/0x80 [ 41.543234] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.544262] __vmalloc_noprof+0x59/0x60 [ 41.544997] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.545911] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.546920] bpf_prog_alloc+0x39/0x200 [ 41.547731] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.548723] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.549679] do_seccomp+0x349/0x25e0 [ 41.550462] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.551429] ? __pfx_do_seccomp+0x10/0x10 [ 41.552269] ? find_held_lock+0x2b/0x80 [ 41.553000] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.554023] ? static_key_count+0x60/0x80 [ 41.554881] prctl_set_seccomp+0x4e/0x70 [ 41.555723] __do_sys_prctl+0xe6c/0x1d70 [ 41.556581] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.557487] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.558522] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.559548] ? irqentry_exit+0xf3/0x650 [ 41.560380] do_syscall_64+0xbf/0x430 [ 41.561176] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.562183] RIP: 0033:0x7f44994075cd [ 41.562876] 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 [ 41.566164] RSP: 002b:00007ffd4aaa2260 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.567625] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f44994075cd [ 41.568969] RDX: 00005626590e2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.570373] RBP: 00007ffd4aaa22c0 R08: 0000000000000000 R09: 00007ffd4aaa1960 [ 41.571885] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562686307bf0 [ 41.573244] R13: 00007ffd4aaa26f0 R14: 0000562686311380 R15: 000056268631c460 [ 41.574630] [ 41.575045] irq event stamp: 1799 [ 41.575620] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 41.576924] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 41.578246] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 41.579602] softirqs last disabled at (1689): [] __irq_exit_rcu+0xc4/0x100 [ 41.580903] ---[ end trace 0000000000000000 ]--- [ 42.221131] ------------[ cut here ]------------ [ 42.221983] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.223983] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.225411] Modules linked in: [ 42.225991] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.228015] Tainted: [W]=WARN [ 42.228610] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.230089] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.230965] 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 [ 42.234100] RSP: 0018:ffff88800f17fbc0 EFLAGS: 00010286 [ 42.235030] RAX: 0000000000000000 RBX: ffffed1001e2ff78 RCX: ffffffff813a4050 [ 42.236299] RDX: ffff888016cdd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.237556] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e2ff2f [ 42.238827] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.240090] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f17fdf8 [ 42.241344] FS: 00007fc796d2d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.242775] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.243832] CR2: 00007ffd6a144ef8 CR3: 0000000020386000 CR4: 0000000000350ef0 [ 42.245111] Call Trace: [ 42.245569] [ 42.245966] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.246869] ? __create_object+0x59/0x80 [ 42.247653] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.248610] __vmalloc_noprof+0x59/0x60 [ 42.249361] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.250221] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.251298] bpf_prog_alloc+0x39/0x200 [ 42.252178] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.253229] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.254126] do_seccomp+0x349/0x25e0 [ 42.254799] ? find_held_lock+0x2b/0x80 [ 42.255556] ? do_prlimit+0x310/0x610 [ 42.256290] ? __pfx_do_seccomp+0x10/0x10 [ 42.257025] ? do_raw_spin_unlock+0x53/0x220 [ 42.257839] ? _raw_spin_unlock+0x1e/0x40 [ 42.258634] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.259581] ? static_key_count+0x60/0x80 [ 42.260374] prctl_set_seccomp+0x4e/0x70 [ 42.261140] __do_sys_prctl+0xe6c/0x1d70 [ 42.261863] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.262722] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.263665] ? irqentry_exit+0xf3/0x650 [ 42.264411] do_syscall_64+0xbf/0x430 [ 42.265148] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.266036] RIP: 0033:0x7fc79721f5cd [ 42.266733] 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 [ 42.269816] RSP: 002b:00007ffd6a1432e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.271159] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc79721f5cd [ 42.272421] RDX: 0000564915901e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.273680] RBP: 00007ffd6a143340 R08: 0000000000000000 R09: 00007ffd6a1429e0 [ 42.274972] R10: 0000000000000000 R11: 0000000000000246 R12: 000056493be10240 [ 42.276233] R13: 00007ffd6a143770 R14: 000056493be0fbf0 R15: 000056493be244d0 [ 42.277512] [ 42.277928] irq event stamp: 1787 [ 42.278580] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 42.280089] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 42.281587] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 42.283110] softirqs last disabled at (1675): [] __irq_exit_rcu+0xc4/0x100 [ 42.284602] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:17216' (ECDSA) to the list of known hosts. 2025/11/17 09:59:19 fuzzer started 2025/11/17 09:59:20 dialing manager at localhost:37895 2025/11/17 09:59:20 checking machine... 2025/11/17 09:59:20 checking revisions... [ 43.315851] kmemleak: Automatic memory scanning thread ended 2025/11/17 09:59:20 testing simple program... [ 43.410762] cgroup: Unknown subsys name 'net' [ 43.472264] cgroup: Unknown subsys name 'cpuset' [ 43.486951] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 09:59:19 Registers: info registers vcpu 0 RAX=ffffffff8664f650 RBX=0000000000000000 RCX=ffffffff817d97d6 RDX=0000000000000000 RSI=0000000000000008 RDI=ffffffff8664f650 RBP=ffffffff85f109a0 RSP=ffff8880176b7908 R8 =0000000000000000 R9 =fffffbfff0be2134 R10=ffffffff85f109a3 R11=0000000000000001 R12=0000000000000000 R13=0000000000000246 R14=ffff888008c4bdc0 R15=0000000000000000 RIP=ffffffff81b2cf12 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 00007f4498f15900 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=00007f4498ece008 CR3=000000000dd11000 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=8f5c28f5c28f5c29 RBX=ffff8880096fb780 RCX=0000000000000002 RDX=0000000088596101 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff8880096fc1d8 RSP=ffff888009757698 R8 =0000000000000000 R9 =00000000000003e8 R10=0000000000000001 R11=0000000000000000 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81526fe5 RFL=00000006 [-----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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff91a6dba8 CR3=000000000d949000 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=6b34a0fa8f0c4199b24fb532964e587c XMM02=0000000000305bd8ec2efd57dc4c00df XMM03=00000000003123a002abeb5b84c56671 XMM04=119ac68aa4ddb65100000000000ae988 XMM05=f8acbed3f1abe0490000000000323380 XMM06=474038aa6c007e1f0000000000322420 XMM07=e042d86d42eb936e0000000000312de0 XMM08=02abeb5b84c566710000000000305c38 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000