[ 38.919018] ------------[ cut here ]------------ [ 38.919935] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.921890] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 38.923358] Modules linked in: [ 38.923928] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.926110] Tainted: [W]=WARN [ 38.926796] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.928256] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.929154] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 38.932278] RSP: 0018:ffff8880160c7bc0 EFLAGS: 00010286 [ 38.933222] RAX: 0000000000000000 RBX: ffffed1002c18f78 RCX: ffffffff813a4050 [ 38.934497] RDX: ffff88801b793780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.935781] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c18f2f [ 38.937025] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.938277] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160c7df8 [ 38.939562] FS: 00007fdc919c7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.940972] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.942007] CR2: 00007ffd7bc58ef8 CR3: 000000000dc1c000 CR4: 0000000000350ef0 [ 38.943276] Call Trace: [ 38.943784] [ 38.944191] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.945076] ? __create_object+0x59/0x80 [ 38.945853] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.946824] __vmalloc_noprof+0x59/0x60 [ 38.947583] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.948451] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.949367] bpf_prog_alloc+0x39/0x200 [ 38.950048] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.950971] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.951862] do_seccomp+0x349/0x25e0 [ 38.952571] ? find_held_lock+0x2b/0x80 [ 38.953270] ? do_prlimit+0x310/0x610 [ 38.954006] ? __pfx_do_seccomp+0x10/0x10 [ 38.954795] ? do_raw_spin_unlock+0x53/0x220 [ 38.955617] ? _raw_spin_unlock+0x1e/0x40 [ 38.956393] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.957341] ? static_key_count+0x60/0x80 [ 38.958085] prctl_set_seccomp+0x4e/0x70 [ 38.958860] __do_sys_prctl+0xe6c/0x1d70 [ 38.959635] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.960485] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.961440] ? irqentry_exit+0xf3/0x650 [ 38.962155] do_syscall_64+0xbf/0x430 [ 38.962896] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.963833] RIP: 0033:0x7fdc91eb95cd [ 38.964528] 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 [ 38.967648] RSP: 002b:00007ffd7bc56cb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.969025] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdc91eb95cd [ 38.970318] RDX: 000055de8435fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.971622] RBP: 00007ffd7bc56d10 R08: 0000000000000000 R09: 00007ffd7bc563b0 [ 38.972902] R10: 0000000000000000 R11: 0000000000000246 R12: 000055debb46bad0 [ 38.974179] R13: 00007ffd7bc57140 R14: 000055debb46cbc0 R15: 000055debb47d780 [ 38.975470] [ 38.975892] irq event stamp: 1883 [ 38.976542] hardirqs last enabled at (1893): [] __up_console_sem+0x78/0x80 [ 38.978076] hardirqs last disabled at (1920): [] __up_console_sem+0x5d/0x80 [ 38.979801] softirqs last enabled at (1918): [] handle_softirqs+0x50c/0x770 [ 38.981340] softirqs last disabled at (1901): [] __irq_exit_rcu+0xc4/0x100 [ 38.982846] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.408497] ------------[ cut here ]------------ [ 41.409665] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.411715] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 41.413221] Modules linked in: [ 41.413872] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.415864] Tainted: [W]=WARN [ 41.416456] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.417927] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.418851] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 41.422010] RSP: 0018:ffff888018c2fbc0 EFLAGS: 00010286 [ 41.422996] RAX: 0000000000000000 RBX: ffffed1003185f78 RCX: ffffffff813a4050 [ 41.424279] RDX: ffff888017d1b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.425585] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003185f2f [ 41.426883] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.428162] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018c2fdf8 [ 41.429444] FS: 00007fb96c7da900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.430847] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.431908] CR2: 00007fff4879def8 CR3: 000000000da7c000 CR4: 0000000000350ef0 [ 41.433134] Call Trace: [ 41.433621] [ 41.434015] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.434871] ? __create_object+0x59/0x80 [ 41.435620] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.436543] __vmalloc_noprof+0x59/0x60 [ 41.437218] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.438052] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.438945] bpf_prog_alloc+0x39/0x200 [ 41.439650] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.440533] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.441388] do_seccomp+0x349/0x25e0 [ 41.442039] ? find_held_lock+0x2b/0x80 [ 41.442772] ? do_prlimit+0x310/0x610 [ 41.443481] ? __pfx_do_seccomp+0x10/0x10 [ 41.444194] ? do_raw_spin_unlock+0x53/0x220 [ 41.444993] ? _raw_spin_unlock+0x1e/0x40 [ 41.445739] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.446676] ? static_key_count+0x60/0x80 [ 41.447437] prctl_set_seccomp+0x4e/0x70 [ 41.448133] __do_sys_prctl+0xe6c/0x1d70 [ 41.448910] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.449720] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.450655] ? irqentry_exit+0xf3/0x650 [ 41.451380] do_syscall_64+0xbf/0x430 [ 41.452050] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.452970] RIP: 0033:0x7fb96cccc5cd [ 41.453646] 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 [ 41.456761] RSP: 002b:00007fff4879cb50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.458104] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb96cccc5cd [ 41.459346] RDX: 00005631ff1f9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.460581] RBP: 00007fff4879cbb0 R08: 0000000000000000 R09: 00007fff4879c250 [ 41.461871] R10: 0000000000000000 R11: 0000000000000246 R12: 000056323e6e0ad0 [ 41.463123] R13: 00007fff4879cfe0 R14: 000056323e6e1bc0 R15: 000056323e6f2780 [ 41.464400] [ 41.464810] irq event stamp: 1797 [ 41.465426] hardirqs last enabled at (1807): [] __up_console_sem+0x78/0x80 [ 41.466900] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 41.468382] softirqs last enabled at (1786): [] handle_softirqs+0x50c/0x770 [ 41.469877] softirqs last disabled at (1781): [] __irq_exit_rcu+0xc4/0x100 [ 41.471369] ---[ end trace 0000000000000000 ]--- [ 42.203922] ------------[ cut here ]------------ [ 42.204668] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.206271] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.207457] Modules linked in: [ 42.207943] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.209539] Tainted: [W]=WARN [ 42.209980] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.211208] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.211948] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 42.214479] RSP: 0018:ffff8880179ffbc0 EFLAGS: 00010286 [ 42.215225] RAX: 0000000000000000 RBX: ffffed1002f3ff78 RCX: ffffffff813a4050 [ 42.216248] RDX: ffff88800f72b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.217287] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f3ff2f [ 42.218327] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.219368] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880179ffdf8 [ 42.220421] FS: 00007f911c49b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.221574] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.222430] CR2: 00007fff436f7ef8 CR3: 000000000d58f000 CR4: 0000000000350ef0 [ 42.223472] Call Trace: [ 42.223846] [ 42.224174] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.224900] ? __create_object+0x59/0x80 [ 42.225537] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.226270] __vmalloc_noprof+0x59/0x60 [ 42.226886] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.227588] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.228293] bpf_prog_alloc+0x39/0x200 [ 42.228889] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.229640] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.230382] do_seccomp+0x349/0x25e0 [ 42.230927] ? find_held_lock+0x2b/0x80 [ 42.231547] ? do_prlimit+0x310/0x610 [ 42.232103] ? __pfx_do_seccomp+0x10/0x10 [ 42.232731] ? do_raw_spin_unlock+0x53/0x220 [ 42.233403] ? _raw_spin_unlock+0x1e/0x40 [ 42.233990] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.234788] ? static_key_count+0x60/0x80 [ 42.235420] prctl_set_seccomp+0x4e/0x70 [ 42.235998] __do_sys_prctl+0xe6c/0x1d70 [ 42.236615] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.237256] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.238017] ? irqentry_exit+0xf3/0x650 [ 42.238654] do_syscall_64+0xbf/0x430 [ 42.239214] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.239984] RIP: 0033:0x7f911c98d5cd [ 42.240550] 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 [ 42.243121] RSP: 002b:00007fff436f5780 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.244211] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f911c98d5cd [ 42.245243] RDX: 000055e9a0539e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.246267] RBP: 00007fff436f57e0 R08: 0000000000000000 R09: 00007fff436f4e80 [ 42.247321] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e9af7c6ad0 [ 42.248356] R13: 00007fff436f5c10 R14: 000055e9af7c7bc0 R15: 000055e9af7d8780 [ 42.249399] [ 42.249739] irq event stamp: 1787 [ 42.250233] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 42.251479] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 42.252712] softirqs last enabled at (1818): [] handle_softirqs+0x50c/0x770 [ 42.253953] softirqs last disabled at (1813): [] __irq_exit_rcu+0xc4/0x100 [ 42.255179] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:12230' (ECDSA) to the list of known hosts. 2025/11/19 06:05:13 fuzzer started 2025/11/19 06:05:14 dialing manager at localhost:34383 2025/11/19 06:05:14 checking machine... 2025/11/19 06:05:14 checking revisions... [ 43.141835] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:05:14 testing simple program... [ 43.233220] cgroup: Unknown subsys name 'net' [ 43.305732] cgroup: Unknown subsys name 'cpuset' [ 43.319788] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:05:13 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff88806ce08e00 RCX=ffff88806ce089a4 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff88801b4483fc RBP=ffff88806ce01000 RSP=ffff88806ce089e0 R8 =0000000000000001 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=0000000000011c66 R12=ffff88806ce08a01 R13=ffff88806ce08a98 R14=ffff88806ce08dd0 R15=ffff88806ce08a50 RIP=ffffffff8135e7ac 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 00007fb96c7da900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb96cd91618 CR3=000000000d2f3000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffed10041c00de RBX=ffff888020e006f0 RCX=0000000000000000 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffed10041c00fb RBP=00000000000000e8 RSP=ffff888016157770 R8 =0000000000000002 R9 =0000000000000006 R10=ffffed10041c00de R11=0000000000000000 R12=ffff888020e006f0 R13=0000000000092800 R14=ffff888008c4b780 R15=0000000000092800 RIP=ffffffff81b2e207 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 00007ff18b129900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff18a83f1b8 CR3=000000000d635000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=dda423a0a9d2901a00000000000ae988 XMM05=bd10c5b706bb1dff000000000031f7b8 XMM06=090f1556b20111b3000000000031dcd8 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000