[ 39.023506] ------------[ cut here ]------------ [ 39.024429] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.026431] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 39.027910] Modules linked in: [ 39.028598] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.030607] Tainted: [W]=WARN [ 39.031236] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.032706] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.033640] 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 [ 39.036797] RSP: 0018:ffff888015d87bc0 EFLAGS: 00010286 [ 39.037766] RAX: 0000000000000000 RBX: ffffed1002bb0f78 RCX: ffffffff813a4050 [ 39.039051] RDX: ffff888015d38000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.040345] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bb0f2f [ 39.041625] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.042920] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d87df8 [ 39.044224] FS: 00007fbbcad4d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.045661] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.046722] CR2: 00007ffe7c314ef8 CR3: 000000000ec35000 CR4: 0000000000350ef0 [ 39.048022] Call Trace: [ 39.048550] [ 39.048976] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.049890] ? __create_object+0x59/0x80 [ 39.050686] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.051653] __vmalloc_noprof+0x59/0x60 [ 39.052434] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.053312] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.054247] bpf_prog_alloc+0x39/0x200 [ 39.054954] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.055877] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.056774] do_seccomp+0x349/0x25e0 [ 39.057494] ? find_held_lock+0x2b/0x80 [ 39.058256] ? do_prlimit+0x310/0x610 [ 39.058961] ? __pfx_do_seccomp+0x10/0x10 [ 39.059739] ? do_raw_spin_unlock+0x53/0x220 [ 39.060601] ? _raw_spin_unlock+0x1e/0x40 [ 39.061390] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.062380] ? static_key_count+0x60/0x80 [ 39.063197] prctl_set_seccomp+0x4e/0x70 [ 39.063939] __do_sys_prctl+0xe6c/0x1d70 [ 39.064716] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.065580] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.066551] ? irqentry_exit+0xf3/0x650 [ 39.067333] do_syscall_64+0xbf/0x430 [ 39.068031] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.068989] RIP: 0033:0x7fbbcb23f5cd [ 39.069682] 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 [ 39.072885] RSP: 002b:00007ffe7c312670 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.074245] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbbcb23f5cd [ 39.075547] RDX: 0000564eabcc1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.076836] RBP: 00007ffe7c3126d0 R08: 0000000000000000 R09: 00007ffe7c311d70 [ 39.078122] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564ed71ebad0 [ 39.079410] R13: 00007ffe7c312b00 R14: 0000564ed71ecbc0 R15: 0000564ed71fd780 [ 39.080703] [ 39.081158] irq event stamp: 1775 [ 39.081760] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 39.083292] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 39.084824] softirqs last enabled at (1676): [] handle_softirqs+0x50c/0x770 [ 39.086366] softirqs last disabled at (1671): [] __irq_exit_rcu+0xc4/0x100 [ 39.087834] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.103002] ------------[ cut here ]------------ [ 42.103448] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.104356] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/245 [ 42.105003] Modules linked in: [ 42.105297] CPU: 0 UID: 104 PID: 245 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.106211] Tainted: [W]=WARN [ 42.106465] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.107143] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.107540] 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 [ 42.108997] RSP: 0018:ffff888017d5fbc0 EFLAGS: 00010286 [ 42.109444] RAX: 0000000000000000 RBX: ffffed1002fabf78 RCX: ffffffff813a4050 [ 42.110006] RDX: ffff88800f54d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.110600] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fabf2f [ 42.111191] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.111755] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017d5fdf8 [ 42.112347] FS: 00007fda1d129900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.112983] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.113475] CR2: 00007ffce257fef8 CR3: 000000001fe4d000 CR4: 0000000000350ef0 [ 42.114042] Call Trace: [ 42.114270] [ 42.114458] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.114848] ? __create_object+0x59/0x80 [ 42.115211] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.115639] __vmalloc_noprof+0x59/0x60 [ 42.115964] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.116367] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.116777] bpf_prog_alloc+0x39/0x200 [ 42.117091] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.117520] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.117911] do_seccomp+0x349/0x25e0 [ 42.118241] ? find_held_lock+0x2b/0x80 [ 42.118569] ? do_prlimit+0x310/0x610 [ 42.118889] ? __pfx_do_seccomp+0x10/0x10 [ 42.119258] ? do_raw_spin_unlock+0x53/0x220 [ 42.119618] ? _raw_spin_unlock+0x1e/0x40 [ 42.119956] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.120400] ? static_key_count+0x60/0x80 [ 42.120745] prctl_set_seccomp+0x4e/0x70 [ 42.121077] __do_sys_prctl+0xe6c/0x1d70 [ 42.121464] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.121834] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.122280] ? irqentry_exit+0xf3/0x650 [ 42.122607] do_syscall_64+0xbf/0x430 [ 42.122925] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.123365] RIP: 0033:0x7fda1d61b5cd [ 42.123667] 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 [ 42.125126] RSP: 002b:00007ffce257ec60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.125729] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda1d61b5cd [ 42.126313] RDX: 0000563d88a68e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.126877] RBP: 00007ffce257ecc0 R08: 0000000000000000 R09: 00007ffce257e360 [ 42.127469] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563da380b2b0 [ 42.128031] R13: 00007ffce257f0f0 R14: 0000563da380dd20 R15: 0000563da381f8d0 [ 42.128624] [ 42.128818] irq event stamp: 2071 [ 42.129094] hardirqs last enabled at (2079): [] __up_console_sem+0x78/0x80 [ 42.129784] hardirqs last disabled at (2088): [] __up_console_sem+0x5d/0x80 [ 42.130482] softirqs last enabled at (1934): [] handle_softirqs+0x50c/0x770 [ 42.131196] softirqs last disabled at (1923): [] __irq_exit_rcu+0xc4/0x100 [ 42.131863] ---[ end trace 0000000000000000 ]--- [ 42.903746] ------------[ cut here ]------------ [ 42.904616] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.906537] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/253 [ 42.907957] Modules linked in: [ 42.908582] CPU: 1 UID: 104 PID: 253 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.910494] Tainted: [W]=WARN [ 42.911042] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.912514] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.913386] 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 [ 42.916465] RSP: 0018:ffff8880178b7bc0 EFLAGS: 00010286 [ 42.917421] RAX: 0000000000000000 RBX: ffffed1002f16f78 RCX: ffffffff813a4050 [ 42.918666] RDX: ffff888013f5d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.919932] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f16f2f [ 42.921181] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.922426] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880178b7df8 [ 42.923721] FS: 00007ff3908b5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.925122] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.926158] CR2: 00007ff390da7580 CR3: 000000001ff8e000 CR4: 0000000000350ef0 [ 42.927427] Call Trace: [ 42.927878] [ 42.928334] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.929195] ? __create_object+0x59/0x80 [ 42.929903] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.930848] __vmalloc_noprof+0x59/0x60 [ 42.931612] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.932456] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.933362] bpf_prog_alloc+0x39/0x200 [ 42.934029] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.934927] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.935820] do_seccomp+0x349/0x25e0 [ 42.936521] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.937406] ? __pfx_do_seccomp+0x10/0x10 [ 42.938172] ? find_held_lock+0x2b/0x80 [ 42.938862] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.939931] ? static_key_count+0x60/0x80 [ 42.940728] prctl_set_seccomp+0x4e/0x70 [ 42.941494] __do_sys_prctl+0xe6c/0x1d70 [ 42.942279] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.943142] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.944009] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.944792] ? irqentry_exit+0xf3/0x650 [ 42.945420] do_syscall_64+0xbf/0x430 [ 42.945983] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.946757] RIP: 0033:0x7ff390da75cd [ 42.947340] 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 [ 42.949905] RSP: 002b:00007fff20151200 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.951027] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff390da75cd [ 42.952066] RDX: 0000563f152dce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.953203] RBP: 00007fff20151260 R08: 0000000000000000 R09: 00007fff20150900 [ 42.954282] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563f1848dad0 [ 42.955334] R13: 00007fff20151690 R14: 0000563f1848ebc0 R15: 0000563f1849f780 [ 42.956390] [ 42.956737] irq event stamp: 1717 [ 42.957264] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 42.958515] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 42.959754] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 42.961015] softirqs last disabled at (1657): [] __irq_exit_rcu+0xc4/0x100 [ 42.962253] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:35432' (ECDSA) to the list of known hosts. 2025/11/19 04:39:18 fuzzer started 2025/11/19 04:39:18 dialing manager at localhost:34383 2025/11/19 04:39:18 checking machine... 2025/11/19 04:39:18 checking revisions... [ 43.778480] kmemleak: Automatic memory scanning thread ended 2025/11/19 04:39:18 testing simple program... [ 43.855802] cgroup: Unknown subsys name 'net' [ 43.906852] cgroup: Unknown subsys name 'cpuset' [ 43.920414] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:39:17 Registers: info registers vcpu 0 RAX=ffffffff81a208b7 RBX=ffffffff81619130 RCX=ffff88801767ea2c RDX=1ffff11002ecfd66 RSI=ffffffff81a208b7 RDI=ffff88801767eba0 RBP=ffff88801767eb70 RSP=ffff88801767ead0 R8 =0000000000000001 R9 =ffff88801767eb18 R10=000000000003c9ed R11=000000000001fdf9 R12=ffff88801767eba0 R13=0000000000000000 R14=ffff888013f15340 R15=0000000000000000 RIP=ffffffff81619134 RFL=00000286 [--S--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=00007effbd253000 CR3=000000001ff52000 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=756e696c2d34365f3638782f62696c2f XMM01=7470797263356b62696c2f756e672d78 XMM02=00332e6f732e6f7470797263356b6269 XMM03=6c2f756e672d78756e696c2d34365f36 XMM04=00000000000000000000000000000000 XMM05=00007effbd750f6000007effbd533f30 XMM06=00007effbd533a2000007effbd533510 XMM07=00007effbd53300000007effbd751a20 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff88800f4c3780 RBX=ffff88801988ff58 RCX=ffffffff81c18960 RDX=ffff88800f4c3780 RSI=ffffffff83c6b17f RDI=0000000000000001 RBP=ffff88801988ff48 RSP=ffff88801988ff30 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000000 R11=0000000000000001 R12=0000000000000029 R13=0000000000000029 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c6aced RFL=00000282 [--S----] 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 00007fda1d129900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fda1d6e0618 CR3=000000001fde5000 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