[ 39.449032] ------------[ cut here ]------------ [ 39.449814] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.451519] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.452751] Modules linked in: [ 39.453239] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.454966] Tainted: [W]=WARN [ 39.455440] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.456686] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.457436] 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 [ 39.460079] RSP: 0018:ffff888019867bc0 EFLAGS: 00010286 [ 39.460895] RAX: 0000000000000000 RBX: ffffed100330cf78 RCX: ffffffff813a4050 [ 39.461974] RDX: ffff8880167f1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.463051] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100330cf2f [ 39.464138] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.465204] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019867df8 [ 39.466273] FS: 00007fae9a7a6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.467468] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.468360] CR2: 00007fae9ac98580 CR3: 000000000e683000 CR4: 0000000000350ef0 [ 39.469445] Call Trace: [ 39.469867] [ 39.470210] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.470961] ? __create_object+0x59/0x80 [ 39.471577] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.472399] __vmalloc_noprof+0x59/0x60 [ 39.473030] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.473763] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.474508] bpf_prog_alloc+0x39/0x200 [ 39.475133] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.475918] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.476633] do_seccomp+0x349/0x25e0 [ 39.477235] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.477984] ? __pfx_do_seccomp+0x10/0x10 [ 39.478602] ? find_held_lock+0x2b/0x80 [ 39.479233] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.480042] ? static_key_count+0x60/0x80 [ 39.480675] prctl_set_seccomp+0x4e/0x70 [ 39.481325] __do_sys_prctl+0xe6c/0x1d70 [ 39.481993] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.482668] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.483474] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.484300] ? irqentry_exit+0xf3/0x650 [ 39.484935] do_syscall_64+0xbf/0x430 [ 39.485514] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.486312] RIP: 0033:0x7fae9ac985cd [ 39.486893] 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 [ 39.489543] RSP: 002b:00007ffc7ef3f180 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.490713] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fae9ac985cd [ 39.491794] RDX: 000055c457f84e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.492866] RBP: 00007ffc7ef3f1e0 R08: 0000000000000000 R09: 00007ffc7ef3e880 [ 39.493941] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c46730fad0 [ 39.495014] R13: 00007ffc7ef3f610 R14: 000055c467310bc0 R15: 000055c467321780 [ 39.496108] [ 39.496461] irq event stamp: 1725 [ 39.497003] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 39.498270] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 39.499541] softirqs last enabled at (1258): [] handle_softirqs+0x50c/0x770 [ 39.500836] softirqs last disabled at (1243): [] __irq_exit_rcu+0xc4/0x100 [ 39.502112] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.897218] ------------[ cut here ]------------ [ 42.898213] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.900360] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.901912] Modules linked in: [ 42.902599] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.904808] Tainted: [W]=WARN [ 42.905465] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.907000] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.907991] 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 [ 42.911252] RSP: 0018:ffff8880167afbc0 EFLAGS: 00010286 [ 42.912300] RAX: 0000000000000000 RBX: ffffed1002cf5f78 RCX: ffffffff813a4050 [ 42.913608] RDX: ffff888017bd0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.914893] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cf5f2f [ 42.916224] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.917570] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880167afdf8 [ 42.918908] FS: 00007fb776772900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.920433] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.921557] CR2: 00007fb776c64580 CR3: 000000000d0fe000 CR4: 0000000000350ef0 [ 42.922882] Call Trace: [ 42.923382] [ 42.923867] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.924784] ? __create_object+0x59/0x80 [ 42.925535] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.926548] __vmalloc_noprof+0x59/0x60 [ 42.927327] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.928250] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.929259] bpf_prog_alloc+0x39/0x200 [ 42.930056] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.931019] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.932003] do_seccomp+0x349/0x25e0 [ 42.932780] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.933657] ? __pfx_do_seccomp+0x10/0x10 [ 42.934482] ? find_held_lock+0x2b/0x80 [ 42.935267] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.936315] ? static_key_count+0x60/0x80 [ 42.937115] prctl_set_seccomp+0x4e/0x70 [ 42.937919] __do_sys_prctl+0xe6c/0x1d70 [ 42.938661] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.939549] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.940550] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.941531] ? irqentry_exit+0xf3/0x650 [ 42.942323] do_syscall_64+0xbf/0x430 [ 42.943071] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.944096] RIP: 0033:0x7fb776c645cd [ 42.944846] 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 [ 42.948135] RSP: 002b:00007ffdc25c7df0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.949548] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb776c645cd [ 42.950897] RDX: 0000559cc0f6fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.952261] RBP: 00007ffdc25c7e50 R08: 0000000000000000 R09: 00007ffdc25c74f0 [ 42.953680] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559cdd31a2b0 [ 42.955070] R13: 00007ffdc25c8280 R14: 0000559cdd31cd20 R15: 0000559cdd32e8d0 [ 42.956448] [ 42.957008] irq event stamp: 1725 [ 42.957637] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 42.959214] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 42.961044] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 42.962720] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 42.964322] ---[ end trace 0000000000000000 ]--- [ 43.773219] ------------[ cut here ]------------ [ 43.774139] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.776237] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.777717] Modules linked in: [ 43.778309] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.780287] Tainted: [W]=WARN [ 43.780914] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.782394] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.783304] 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 [ 43.786522] RSP: 0018:ffff8880166ffbc0 EFLAGS: 00010286 [ 43.787496] RAX: 0000000000000000 RBX: ffffed1002cdff78 RCX: ffffffff813a4050 [ 43.788801] RDX: ffff888019e83780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.790059] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cdff2f [ 43.791316] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.792586] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880166ffdf8 [ 43.793845] FS: 00007f1fb5e5b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.795292] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.796385] CR2: 00007ffc89941ef7 CR3: 000000000d0f3000 CR4: 0000000000350ef0 [ 43.797677] Call Trace: [ 43.798195] [ 43.798606] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.799516] ? __create_object+0x59/0x80 [ 43.800323] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.801302] __vmalloc_noprof+0x59/0x60 [ 43.802059] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.802914] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.803844] bpf_prog_alloc+0x39/0x200 [ 43.804525] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.805443] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.806343] do_seccomp+0x349/0x25e0 [ 43.807063] ? find_held_lock+0x2b/0x80 [ 43.807834] ? do_prlimit+0x310/0x610 [ 43.808530] ? __pfx_do_seccomp+0x10/0x10 [ 43.809320] ? do_raw_spin_unlock+0x53/0x220 [ 43.810164] ? _raw_spin_unlock+0x1e/0x40 [ 43.810925] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.811878] ? static_key_count+0x60/0x80 [ 43.812616] prctl_set_seccomp+0x4e/0x70 [ 43.813390] __do_sys_prctl+0xe6c/0x1d70 [ 43.814174] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.815054] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.816046] ? irqentry_exit+0xf3/0x650 [ 43.816816] do_syscall_64+0xbf/0x430 [ 43.817526] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.818459] RIP: 0033:0x7f1fb634d5cd [ 43.819154] 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 [ 43.822270] RSP: 002b:00007ffc89940b00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.823629] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1fb634d5cd [ 43.824901] RDX: 0000560c794a8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.826170] RBP: 00007ffc89940b60 R08: 0000000000000000 R09: 00007ffc89940200 [ 43.827445] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560ca48eab10 [ 43.828755] R13: 00007ffc89940f90 R14: 0000560ca48eb2b0 R15: 0000560ca48ff6f0 [ 43.830055] [ 43.830480] irq event stamp: 1725 [ 43.831125] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 43.832665] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 43.834226] softirqs last enabled at (1590): [] handle_softirqs+0x50c/0x770 [ 43.835749] softirqs last disabled at (1585): [] __irq_exit_rcu+0xc4/0x100 [ 43.837284] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:34521' (ECDSA) to the list of known hosts. 2025/11/17 23:32:55 fuzzer started 2025/11/17 23:32:55 dialing manager at localhost:37895 2025/11/17 23:32:55 checking machine... 2025/11/17 23:32:55 checking revisions... [ 44.731270] kmemleak: Automatic memory scanning thread ended 2025/11/17 23:32:55 testing simple program... [ 44.834142] cgroup: Unknown subsys name 'net' [ 44.896069] cgroup: Unknown subsys name 'cpuset' [ 44.913174] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 23:32:54 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88806ce08fe0 RCX=ffff88806ce08984 RDX=0000000000000002 RSI=ffffffff85e1ffe0 RDI=ffff888017bd5de8 RBP=ffff88806ce01000 RSP=ffff88806ce089a8 R8 =0000000000000001 R9 =ffff88806ce08a70 R10=000000000003c9ed R11=0000000000008964 R12=ffff88806ce08a01 R13=ffff88806ce08a78 R14=ffff888017bd5340 R15=0000000000000003 RIP=ffffffff81529029 RFL=00000296 [--S-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 00007fb776772900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb776d29618 CR3=000000000d095000 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=ffffffff86a014d7 RBX=0000000000000001 RCX=ffffffff86a014d4 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff86a014d6 RBP=ffff888015bb7390 RSP=ffff888015bb7278 R8 =1ffffffff0d4029a R9 =ffff888015bb7378 R10=000000000003c9ed R11=0000000000006e2e R12=ffff888015bb7398 R13=ffff888015bb7380 R14=ffff888015bb7338 R15=ffff888015bb7338 RIP=ffffffff8135fad9 RFL=00000217 [----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 00007f31ef55a900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f31eec71000 CR3=000000000dead000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=58ff487a197f6b9800000000000ae988 XMM05=e3d4b70b302a9e390000000000320e68 XMM06=14648eaa1277bab1000000000031f560 XMM07=fb795ef6d6577056000000000030df98 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=00000020002000200000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000