[ 46.143926] ------------[ cut here ]------------ [ 46.144518] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.146427] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.147893] Modules linked in: [ 46.148481] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.150501] Tainted: [W]=WARN [ 46.151103] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.152608] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.153540] 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 [ 46.156713] RSP: 0018:ffff888016d1fbc0 EFLAGS: 00010286 [ 46.157658] RAX: 0000000000000000 RBX: ffffed1002da3f78 RCX: ffffffff813a4050 [ 46.158956] RDX: ffff88801666b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.160275] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002da3f2f [ 46.161580] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.162876] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d1fdf8 [ 46.164197] FS: 00007f7acea0f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.165643] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.166717] CR2: 00007ffff4e86ef8 CR3: 000000001be26000 CR4: 0000000000350ef0 [ 46.168028] Call Trace: [ 46.168503] [ 46.168955] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.169844] ? __create_object+0x59/0x80 [ 46.170582] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.171566] __vmalloc_noprof+0x59/0x60 [ 46.172337] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.173220] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.174164] bpf_prog_alloc+0x39/0x200 [ 46.174913] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.175855] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.176782] do_seccomp+0x349/0x25e0 [ 46.177460] ? find_held_lock+0x2b/0x80 [ 46.178238] ? do_prlimit+0x310/0x610 [ 46.178980] ? __pfx_do_seccomp+0x10/0x10 [ 46.179784] ? do_raw_spin_unlock+0x53/0x220 [ 46.180567] ? _raw_spin_unlock+0x1e/0x40 [ 46.181351] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.182313] ? static_key_count+0x60/0x80 [ 46.183118] prctl_set_seccomp+0x4e/0x70 [ 46.183913] __do_sys_prctl+0xe6c/0x1d70 [ 46.184654] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.185531] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.186508] ? irqentry_exit+0xf3/0x650 [ 46.187256] do_syscall_64+0xbf/0x430 [ 46.188024] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.188988] RIP: 0033:0x7f7acef015cd [ 46.189666] 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 [ 46.192838] RSP: 002b:00007ffff4e85640 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.194175] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7acef015cd [ 46.195439] RDX: 00005571c3f8fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.196723] RBP: 00007ffff4e856a0 R08: 0000000000000000 R09: 00007ffff4e84d40 [ 46.197550] R10: 0000000000000000 R11: 0000000000000246 R12: 00005571e8456ad0 [ 46.198379] R13: 00007ffff4e85ad0 R14: 00005571e8457bc0 R15: 00005571e8468780 [ 46.199213] [ 46.199486] irq event stamp: 1741 [ 46.199908] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 46.200891] hardirqs last disabled at (1760): [] __up_console_sem+0x5d/0x80 [ 46.201862] softirqs last enabled at (1720): [] handle_softirqs+0x50c/0x770 [ 46.202854] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 [ 46.203848] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.191875] ------------[ cut here ]------------ [ 49.192604] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.194781] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.196138] Modules linked in: [ 49.196630] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.198276] Tainted: [W]=WARN [ 49.198779] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.200014] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.200775] 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 [ 49.203406] RSP: 0018:ffff8880174ffbc0 EFLAGS: 00010286 [ 49.204251] RAX: 0000000000000000 RBX: ffffed1002e9ff78 RCX: ffffffff813a4050 [ 49.205328] RDX: ffff88800f6f0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.206392] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e9ff2f [ 49.207473] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.208563] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880174ffdf8 [ 49.209630] FS: 00007f29ca0a6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.210833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.211669] CR2: 00007f29ca598580 CR3: 000000001fdc5000 CR4: 0000000000350ef0 [ 49.212772] Call Trace: [ 49.213157] [ 49.213494] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.214250] ? __create_object+0x59/0x80 [ 49.214910] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.215683] __vmalloc_noprof+0x59/0x60 [ 49.216314] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.217037] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.217809] bpf_prog_alloc+0x39/0x200 [ 49.218383] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.219155] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.219913] do_seccomp+0x349/0x25e0 [ 49.220481] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.221230] ? __pfx_do_seccomp+0x10/0x10 [ 49.221883] ? find_held_lock+0x2b/0x80 [ 49.222474] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.223275] ? static_key_count+0x60/0x80 [ 49.223945] prctl_set_seccomp+0x4e/0x70 [ 49.224560] __do_sys_prctl+0xe6c/0x1d70 [ 49.225214] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.225919] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.226685] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.227492] ? irqentry_exit+0xf3/0x650 [ 49.228134] do_syscall_64+0xbf/0x430 [ 49.228755] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.229506] RIP: 0033:0x7f29ca5985cd [ 49.230098] 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 [ 49.232763] RSP: 002b:00007ffdbda41db0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.233910] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f29ca5985cd [ 49.234982] RDX: 0000557932b99e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.236053] RBP: 00007ffdbda41e10 R08: 0000000000000000 R09: 00007ffdbda414b0 [ 49.237115] R10: 0000000000000000 R11: 0000000000000246 R12: 000055793a4b7ad0 [ 49.238187] R13: 00007ffdbda42240 R14: 000055793a4b8bc0 R15: 000055793a4c9780 [ 49.239272] [ 49.239631] irq event stamp: 1739 [ 49.240187] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 49.241469] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 49.242741] softirqs last enabled at (1764): [] handle_softirqs+0x50c/0x770 [ 49.244024] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 49.245288] ---[ end trace 0000000000000000 ]--- [ 50.073277] ------------[ cut here ]------------ [ 50.074074] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.075849] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.077080] Modules linked in: [ 50.077587] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.079277] Tainted: [W]=WARN [ 50.079790] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.081097] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.081887] 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 [ 50.084605] RSP: 0018:ffff88801759fbc0 EFLAGS: 00010286 [ 50.085442] RAX: 0000000000000000 RBX: ffffed1002eb3f78 RCX: ffffffff813a4050 [ 50.086552] RDX: ffff8880167dd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.087654] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eb3f2f [ 50.088761] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.089858] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801759fdf8 [ 50.090967] FS: 00007fe0e725f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.092212] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.093126] CR2: 00007ffca408aef8 CR3: 000000000b854000 CR4: 0000000000350ef0 [ 50.094233] Call Trace: [ 50.094617] [ 50.094997] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.095745] ? __create_object+0x59/0x80 [ 50.096373] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.097174] __vmalloc_noprof+0x59/0x60 [ 50.097804] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.098492] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.099263] bpf_prog_alloc+0x39/0x200 [ 50.099891] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.100625] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.101381] do_seccomp+0x349/0x25e0 [ 50.101969] ? find_held_lock+0x2b/0x80 [ 50.102557] ? do_prlimit+0x310/0x610 [ 50.103194] ? __pfx_do_seccomp+0x10/0x10 [ 50.103866] ? do_raw_spin_unlock+0x53/0x220 [ 50.104525] ? _raw_spin_unlock+0x1e/0x40 [ 50.105175] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.105967] ? static_key_count+0x60/0x80 [ 50.106595] prctl_set_seccomp+0x4e/0x70 [ 50.107243] __do_sys_prctl+0xe6c/0x1d70 [ 50.107896] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.108567] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.109375] ? irqentry_exit+0xf3/0x650 [ 50.110009] do_syscall_64+0xbf/0x430 [ 50.110586] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.111374] RIP: 0033:0x7fe0e77515cd [ 50.111975] 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 [ 50.114597] RSP: 002b:00007ffca40889c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.115737] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe0e77515cd [ 50.116808] RDX: 0000561f1b4c9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.117885] RBP: 00007ffca4088a20 R08: 0000000000000000 R09: 00007ffca40880c0 [ 50.118951] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561f3d12dad0 [ 50.120047] R13: 00007ffca4088e50 R14: 0000561f3d12ebc0 R15: 0000561f3d13f780 [ 50.121139] [ 50.121491] irq event stamp: 1747 [ 50.122037] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 50.123310] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 50.124586] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 50.125873] softirqs last disabled at (1719): [] __irq_exit_rcu+0xc4/0x100 [ 50.127143] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:8650' (ECDSA) to the list of known hosts. 2025/11/17 23:10:44 fuzzer started 2025/11/17 23:10:44 dialing manager at localhost:37895 2025/11/17 23:10:44 checking machine... 2025/11/17 23:10:44 checking revisions... [ 50.981325] kmemleak: Automatic memory scanning thread ended 2025/11/17 23:10:44 testing simple program... [ 51.067845] cgroup: Unknown subsys name 'net' [ 51.140064] cgroup: Unknown subsys name 'cpuset' [ 51.153360] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 23:10:43 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000000 RCX=ffff8880192a79d4 RDX=0000000000000001 RSI=ffffffff85e1ffe0 RDI=ffff888016665d98 RBP=ffffffff85e1ffe0 RSP=ffff8880192a7998 R8 =0000000000000001 R9 =ffff8880192a7ac0 R10=000000000003c9ed R11=0000000000027377 R12=ffff888016665d98 R13=ffff8880192a79d4 R14=0000000000000001 R15=0000000000000001 RIP=ffffffff8152223e 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 00007f29ca0a6900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdbda3b000 CR3=000000001fd9f000 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 info registers vcpu 1 RAX=000000000002542f RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f66106f8018 CR3=000000000ce68000 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=92f33d7daf25b5a4924f227364300987 XMM02=00000000003028b0eff9b2d0a8fce9cb XMM03=00000000003029802c67c8bc2e329bc3 XMM04=e447b471a50c711f00000000000ae988 XMM05=38d7e8e357cd1a66000000000031e388 XMM06=474038aa6c007e1f000000000031da10 XMM07=e042d86d42eb936e000000000030e138 XMM08=c29766170fb3b5ae0000000000302980 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000