[ 39.512298] ------------[ cut here ]------------ [ 39.513296] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.515471] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.517237] Modules linked in: [ 39.518008] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.520067] Tainted: [W]=WARN [ 39.520624] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.522203] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.523148] 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 [ 39.526381] RSP: 0018:ffff888014a37bc0 EFLAGS: 00010286 [ 39.527406] RAX: 0000000000000000 RBX: ffffed1002946f78 RCX: ffffffff813a4050 [ 39.528722] RDX: ffff888018115340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.530128] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002946f2f [ 39.531459] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.532803] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014a37df8 [ 39.534160] FS: 00007f2138312900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.535637] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.536772] CR2: 00007f2138804580 CR3: 000000000bd22000 CR4: 0000000000350ef0 [ 39.538115] Call Trace: [ 39.538579] [ 39.539072] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.539998] ? __create_object+0x59/0x80 [ 39.540816] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.541856] __vmalloc_noprof+0x59/0x60 [ 39.542595] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.543636] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.544860] bpf_prog_alloc+0x39/0x200 [ 39.545830] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.547008] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.547955] do_seccomp+0x349/0x25e0 [ 39.548634] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.549584] ? __pfx_do_seccomp+0x10/0x10 [ 39.550422] ? find_held_lock+0x2b/0x80 [ 39.551250] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.552252] ? static_key_count+0x60/0x80 [ 39.553068] prctl_set_seccomp+0x4e/0x70 [ 39.553895] __do_sys_prctl+0xe6c/0x1d70 [ 39.554657] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.555556] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.556579] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.557595] ? irqentry_exit+0xf3/0x650 [ 39.558392] do_syscall_64+0xbf/0x430 [ 39.559173] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.560164] RIP: 0033:0x7f21388045cd [ 39.560886] 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 [ 39.564098] RSP: 002b:00007fff6d724bf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.565487] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f21388045cd [ 39.566836] RDX: 000055e8ec545e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.568151] RBP: 00007fff6d724c50 R08: 0000000000000000 R09: 00007fff6d7242f0 [ 39.569463] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e8ee5f2b10 [ 39.570772] R13: 00007fff6d725080 R14: 000055e8ee5f32b0 R15: 000055e8ee6076f0 [ 39.572100] [ 39.572516] irq event stamp: 1841 [ 39.573194] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80 [ 39.574730] hardirqs last disabled at (1860): [] __up_console_sem+0x5d/0x80 [ 39.576320] softirqs last enabled at (1790): [] handle_softirqs+0x50c/0x770 [ 39.577902] softirqs last disabled at (1781): [] __irq_exit_rcu+0xc4/0x100 [ 39.579260] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 43.068520] ------------[ cut here ]------------ [ 43.069473] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.071164] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 43.072366] Modules linked in: [ 43.072885] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.074516] Tainted: [W]=WARN [ 43.074995] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.076195] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.077023] 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 [ 43.079731] RSP: 0018:ffff888017807bc0 EFLAGS: 00010286 [ 43.080517] RAX: 0000000000000000 RBX: ffffed1002f00f78 RCX: ffffffff813a4050 [ 43.081581] RDX: ffff88801b025340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.082628] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f00f2f [ 43.083672] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.084728] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017807df8 [ 43.085809] FS: 00007fe8c8c53900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.086992] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.087864] CR2: 00007fe8c9145580 CR3: 0000000020ea8000 CR4: 0000000000350ef0 [ 43.088912] Call Trace: [ 43.089296] [ 43.089639] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.090369] ? __create_object+0x59/0x80 [ 43.091012] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.091818] __vmalloc_noprof+0x59/0x60 [ 43.092409] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.093120] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.094009] bpf_prog_alloc+0x39/0x200 [ 43.094589] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.095353] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.096104] do_seccomp+0x349/0x25e0 [ 43.096659] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.097491] ? __pfx_do_seccomp+0x10/0x10 [ 43.098176] ? find_held_lock+0x2b/0x80 [ 43.098805] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.099570] ? static_key_count+0x60/0x80 [ 43.100233] prctl_set_seccomp+0x4e/0x70 [ 43.100876] __do_sys_prctl+0xe6c/0x1d70 [ 43.101500] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.102302] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.103091] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.103881] ? irqentry_exit+0xf3/0x650 [ 43.104477] do_syscall_64+0xbf/0x430 [ 43.105074] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.105862] RIP: 0033:0x7fe8c91455cd [ 43.106400] 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 [ 43.109130] RSP: 002b:00007ffe6a473440 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.110273] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe8c91455cd [ 43.111332] RDX: 0000555a7875de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.112391] RBP: 00007ffe6a4734a0 R08: 0000000000000000 R09: 00007ffe6a472b40 [ 43.113455] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555a98e65b10 [ 43.114495] R13: 00007ffe6a4738d0 R14: 0000555a98e662b0 R15: 0000555a98e7a6f0 [ 43.115548] [ 43.115926] irq event stamp: 1679 [ 43.116424] hardirqs last enabled at (1687): [] __up_console_sem+0x78/0x80 [ 43.117691] hardirqs last disabled at (1696): [] __up_console_sem+0x5d/0x80 [ 43.119036] softirqs last enabled at (1422): [] handle_softirqs+0x50c/0x770 [ 43.120444] softirqs last disabled at (1417): [] __irq_exit_rcu+0xc4/0x100 [ 43.121804] ---[ end trace 0000000000000000 ]--- [ 43.902424] ------------[ cut here ]------------ [ 43.903578] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.905726] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.907219] Modules linked in: [ 43.907857] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.909858] Tainted: [W]=WARN [ 43.910413] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.911883] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.912803] 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 [ 43.915994] RSP: 0018:ffff888017bcfbc0 EFLAGS: 00010286 [ 43.916972] RAX: 0000000000000000 RBX: ffffed1002f79f78 RCX: ffffffff813a4050 [ 43.918286] RDX: ffff888016a01bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.919568] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f79f2f [ 43.920851] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.922147] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017bcfdf8 [ 43.923441] FS: 00007fdcdc382900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.924875] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.925952] CR2: 00007fdcdc874580 CR3: 0000000009c6f000 CR4: 0000000000350ef0 [ 43.927234] Call Trace: [ 43.927703] [ 43.928148] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.929065] ? __create_object+0x59/0x80 [ 43.929862] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.930824] __vmalloc_noprof+0x59/0x60 [ 43.931551] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.932443] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.933433] bpf_prog_alloc+0x39/0x200 [ 43.934255] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.935199] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.936124] do_seccomp+0x349/0x25e0 [ 43.936859] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.937789] ? __pfx_do_seccomp+0x10/0x10 [ 43.938545] ? find_held_lock+0x2b/0x80 [ 43.939321] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.940300] ? static_key_count+0x60/0x80 [ 43.941098] prctl_set_seccomp+0x4e/0x70 [ 43.941901] __do_sys_prctl+0xe6c/0x1d70 [ 43.942636] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.943495] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.944477] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.945469] ? irqentry_exit+0xf3/0x650 [ 43.946253] do_syscall_64+0xbf/0x430 [ 43.946999] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.947957] RIP: 0033:0x7fdcdc8745cd [ 43.948618] 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 [ 43.951815] RSP: 002b:00007fffe3c89880 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.953183] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdcdc8745cd [ 43.954527] RDX: 000055a4859dde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.955835] RBP: 00007fffe3c898e0 R08: 0000000000000000 R09: 00007fffe3c88f80 [ 43.957124] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a4bf2922b0 [ 43.958421] R13: 00007fffe3c89d10 R14: 000055a4bf294d20 R15: 000055a4bf2a68d0 [ 43.959723] [ 43.960184] irq event stamp: 1781 [ 43.960841] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 43.962379] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 43.963909] softirqs last enabled at (1282): [] handle_softirqs+0x50c/0x770 [ 43.965464] softirqs last disabled at (1277): [] __irq_exit_rcu+0xc4/0x100 [ 43.966995] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:51509' (ECDSA) to the list of known hosts. 2025/11/18 05:56:18 fuzzer started 2025/11/18 05:56:19 dialing manager at localhost:37895 2025/11/18 05:56:19 checking machine... 2025/11/18 05:56:19 checking revisions... [ 44.856768] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:56:19 testing simple program... [ 44.956043] cgroup: Unknown subsys name 'net' [ 45.005527] cgroup: Unknown subsys name 'cpuset' [ 45.018806] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:56:18 Registers: info registers vcpu 0 RAX=fffffbfff0b82250 RBX=fffffbfff0b82260 RCX=ffffffff8166e0a7 RDX=ffffffff85c2ca00 RSI=ffffffff8166e0b5 RDI=0000000000000001 RBP=1ffffffff0b82250 RSP=ffff88806ce08c10 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=000000000001507a R13=ffff88806ce08c70 R14=0000000a275bca80 R15=dffffc0000000000 RIP=ffffffff8166e0c0 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 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0e90faa048 CR3=000000000c3e8000 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=154efac96be1c8aff54520d2829eaf1a XMM02=2c67c8bc2e329bc300000000003027d8 XMM03=fb795ef6d6577056000000000030d4b0 XMM04=0ab71954104ae07300000000000ae988 XMM05=cfa2db15c2fd00270000000000320330 XMM06=474038aa6c007e1f000000000031f3d0 XMM07=e042d86d42eb936e000000000030e2f0 XMM08=daa86b17b6415e110000000000302838 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff888014a37740 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000026761 R12=0000000000000002 R13=ffffffff8135e4bd R14=0000000000000000 R15=ffff888014a37848 RIP=ffffffff81b2ace4 RFL=00000297 [--S-APC] 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 00007fe8c8c53900 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=00007ffe6a46d000 CR3=0000000020f17000 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