[ 39.068210] ------------[ cut here ]------------ [ 39.069196] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.071368] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.072931] Modules linked in: [ 39.073596] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.075774] Tainted: [W]=WARN [ 39.076686] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.078387] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.079406] 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 [ 39.082873] RSP: 0018:ffff8880177b7bc0 EFLAGS: 00010286 [ 39.083954] RAX: 0000000000000000 RBX: ffffed1002ef6f78 RCX: ffffffff813a4050 [ 39.085348] RDX: ffff8880173d3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.086733] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ef6f2f [ 39.088152] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.089561] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880177b7df8 [ 39.090992] FS: 00007f62b631b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.092596] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.093764] CR2: 00007fff47777ef7 CR3: 000000000deaf000 CR4: 0000000000350ef0 [ 39.095204] Call Trace: [ 39.095715] [ 39.096211] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.097215] ? __create_object+0x59/0x80 [ 39.098093] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.099190] __vmalloc_noprof+0x59/0x60 [ 39.100043] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.100967] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.102028] bpf_prog_alloc+0x39/0x200 [ 39.102806] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.103847] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.104854] do_seccomp+0x349/0x25e0 [ 39.105652] ? find_held_lock+0x2b/0x80 [ 39.106493] ? do_prlimit+0x310/0x610 [ 39.107347] ? __pfx_do_seccomp+0x10/0x10 [ 39.108220] ? do_raw_spin_unlock+0x53/0x220 [ 39.109171] ? _raw_spin_unlock+0x1e/0x40 [ 39.110040] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.111133] ? static_key_count+0x60/0x80 [ 39.111985] prctl_set_seccomp+0x4e/0x70 [ 39.112864] __do_sys_prctl+0xe6c/0x1d70 [ 39.113743] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.114709] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.115817] ? irqentry_exit+0xf3/0x650 [ 39.116677] do_syscall_64+0xbf/0x430 [ 39.117508] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.118594] RIP: 0033:0x7f62b680d5cd [ 39.119410] 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 [ 39.123022] RSP: 002b:00007fff47776010 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.124576] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f62b680d5cd [ 39.126039] RDX: 0000559e6c814e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.127510] RBP: 00007fff47776070 R08: 0000000000000000 R09: 00007fff47775710 [ 39.128967] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559e9ffe5ad0 [ 39.130444] R13: 00007fff477764a0 R14: 0000559e9ffe6bc0 R15: 0000559e9fff7780 [ 39.131858] [ 39.132241] irq event stamp: 1839 [ 39.132742] hardirqs last enabled at (1847): [] __up_console_sem+0x78/0x80 [ 39.133990] hardirqs last disabled at (1856): [] __up_console_sem+0x5d/0x80 [ 39.135265] softirqs last enabled at (1638): [] handle_softirqs+0x50c/0x770 [ 39.136531] softirqs last disabled at (1629): [] __irq_exit_rcu+0xc4/0x100 [ 39.137770] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.730441] ------------[ cut here ]------------ [ 41.731384] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.733384] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 41.734855] Modules linked in: [ 41.735479] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.737463] Tainted: [W]=WARN [ 41.738056] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.739542] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.740442] 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 [ 41.743608] RSP: 0018:ffff888016ee7bc0 EFLAGS: 00010286 [ 41.744569] RAX: 0000000000000000 RBX: ffffed1002ddcf78 RCX: ffffffff813a4050 [ 41.745821] RDX: ffff888018563780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.747091] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ddcf2f [ 41.748373] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.749630] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ee7df8 [ 41.750900] FS: 00007f2c425e8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.752341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.753396] CR2: 00007ffe4f202ef7 CR3: 0000000009ea6000 CR4: 0000000000350ef0 [ 41.754684] Call Trace: [ 41.755215] [ 41.755624] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.756506] ? __create_object+0x59/0x80 [ 41.757271] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.758227] __vmalloc_noprof+0x59/0x60 [ 41.758931] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.759822] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.760747] bpf_prog_alloc+0x39/0x200 [ 41.761478] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.762402] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.763299] do_seccomp+0x349/0x25e0 [ 41.763974] ? find_held_lock+0x2b/0x80 [ 41.764717] ? do_prlimit+0x310/0x610 [ 41.765441] ? __pfx_do_seccomp+0x10/0x10 [ 41.766223] ? do_raw_spin_unlock+0x53/0x220 [ 41.767042] ? _raw_spin_unlock+0x1e/0x40 [ 41.767713] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.768318] ? static_key_count+0x60/0x80 [ 41.768794] prctl_set_seccomp+0x4e/0x70 [ 41.769270] __do_sys_prctl+0xe6c/0x1d70 [ 41.769733] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.770262] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.770841] ? irqentry_exit+0xf3/0x650 [ 41.771325] do_syscall_64+0xbf/0x430 [ 41.771734] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.772157] RIP: 0033:0x7f2c42ada5cd [ 41.772455] 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 [ 41.773883] RSP: 002b:00007ffe4f200d90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.774490] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2c42ada5cd [ 41.775070] RDX: 0000559c4ec19e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.775627] RBP: 00007ffe4f200df0 R08: 0000000000000000 R09: 00007ffe4f200490 [ 41.776198] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559c8869bbf0 [ 41.776755] R13: 00007ffe4f201220 R14: 0000559c886a5380 R15: 0000559c886b0460 [ 41.777335] [ 41.777527] irq event stamp: 1697 [ 41.777800] hardirqs last enabled at (1705): [] __up_console_sem+0x78/0x80 [ 41.778484] hardirqs last disabled at (1720): [] __up_console_sem+0x5d/0x80 [ 41.779172] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 41.779848] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 41.780523] ---[ end trace 0000000000000000 ]--- [ 42.420846] ------------[ cut here ]------------ [ 42.421772] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.423790] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 42.425260] Modules linked in: [ 42.425857] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.427873] Tainted: [W]=WARN [ 42.428477] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.429972] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.430878] 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 [ 42.434127] RSP: 0018:ffff8880173e7bc0 EFLAGS: 00010286 [ 42.435136] RAX: 0000000000000000 RBX: ffffed1002e7cf78 RCX: ffffffff813a4050 [ 42.436423] RDX: ffff888016610000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.437696] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e7cf2f [ 42.438997] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.440305] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880173e7df8 [ 42.441590] FS: 00007fec08cf3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.443098] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.444150] CR2: 00007fec091e5580 CR3: 000000001f1ef000 CR4: 0000000000350ef0 [ 42.445545] Call Trace: [ 42.446064] [ 42.446478] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.447395] ? __create_object+0x59/0x80 [ 42.448187] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.449186] __vmalloc_noprof+0x59/0x60 [ 42.449903] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.450766] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.451717] bpf_prog_alloc+0x39/0x200 [ 42.452450] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.453387] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.454278] do_seccomp+0x349/0x25e0 [ 42.454957] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.455866] ? __pfx_do_seccomp+0x10/0x10 [ 42.456634] ? find_held_lock+0x2b/0x80 [ 42.457399] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.458353] ? static_key_count+0x60/0x80 [ 42.459169] prctl_set_seccomp+0x4e/0x70 [ 42.459905] __do_sys_prctl+0xe6c/0x1d70 [ 42.460691] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.461532] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.462488] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.463478] ? irqentry_exit+0xf3/0x650 [ 42.464226] do_syscall_64+0xbf/0x430 [ 42.464912] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.465864] RIP: 0033:0x7fec091e55cd [ 42.466581] 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 [ 42.470189] RSP: 002b:00007ffce700d3e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.471667] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fec091e55cd [ 42.473067] RDX: 00005566bc991e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.473883] RBP: 00007ffce700d440 R08: 0000000000000000 R09: 00007ffce700cae0 [ 42.474698] R10: 0000000000000000 R11: 0000000000000246 R12: 00005566d3c6dbf0 [ 42.475518] R13: 00007ffce700d870 R14: 00005566d3c77380 R15: 00005566d3c82460 [ 42.476232] [ 42.476433] irq event stamp: 1783 [ 42.476717] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 42.477431] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 42.478149] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 42.478860] softirqs last disabled at (1695): [] __irq_exit_rcu+0xc4/0x100 [ 42.479579] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:56861' (ECDSA) to the list of known hosts. 2025/11/18 21:06:09 fuzzer started 2025/11/18 21:06:09 dialing manager at localhost:34383 2025/11/18 21:06:09 checking machine... 2025/11/18 21:06:09 checking revisions... [ 43.131837] kmemleak: Automatic memory scanning thread ended 2025/11/18 21:06:09 testing simple program... [ 43.223813] cgroup: Unknown subsys name 'net' [ 43.293073] cgroup: Unknown subsys name 'cpuset' [ 43.306573] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 21:06:08 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888016b77308 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000025764 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff888016b77400 RIP=ffffffff815bd105 RFL=00000247 [---Z-PC] 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 00007f2c425e8900 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=00007ffe4f1fa000 CR3=000000000e24e000 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=000000000002dd4f RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe0e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe327692000 CR3=000000000d821000 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=7e3069b077b7098adc41f7a7d3f93a2e XMM02=0000000000301438ec2efd57dc4c00df XMM03=000000000030d9201f3717317c16d2b7 XMM04=d87357cef60d40e100000000000ae988 XMM05=0b39c798a71319b6000000000031e328 XMM06=e86ae70109c93fcc00000000003179d8 XMM07=e042d86d42eb936e000000000030dbf8 XMM08=1f3717317c16d2b70000000000301498 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000