[ 39.421212] ------------[ cut here ]------------ [ 39.422124] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.424183] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.425610] Modules linked in: [ 39.426284] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.428268] Tainted: [W]=WARN [ 39.428810] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.430284] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.431199] 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 [ 39.434317] RSP: 0018:ffff888013b3fbc0 EFLAGS: 00010286 [ 39.435298] RAX: 0000000000000000 RBX: ffffed1002767f78 RCX: ffffffff813a4050 [ 39.436569] RDX: ffff888013aa8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.437846] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002767f2f [ 39.439107] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.440377] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013b3fdf8 [ 39.441653] FS: 00007fa7f4eae900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.443085] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.444149] CR2: 00007ffcecff7ef8 CR3: 000000001768e000 CR4: 0000000000350ef0 [ 39.445420] Call Trace: [ 39.445875] [ 39.446331] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.447249] ? __create_object+0x59/0x80 [ 39.448029] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.448952] __vmalloc_noprof+0x59/0x60 [ 39.449709] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.450573] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.451513] bpf_prog_alloc+0x39/0x200 [ 39.452246] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.453166] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.454057] do_seccomp+0x349/0x25e0 [ 39.454716] ? find_held_lock+0x2b/0x80 [ 39.455477] ? do_prlimit+0x310/0x610 [ 39.456207] ? __pfx_do_seccomp+0x10/0x10 [ 39.456938] ? do_raw_spin_unlock+0x53/0x220 [ 39.458233] ? _raw_spin_unlock+0x1e/0x40 [ 39.458956] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.459920] ? static_key_count+0x60/0x80 [ 39.460723] prctl_set_seccomp+0x4e/0x70 [ 39.461493] __do_sys_prctl+0xe6c/0x1d70 [ 39.462268] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.463129] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.464104] ? irqentry_exit+0xf3/0x650 [ 39.464824] do_syscall_64+0xbf/0x430 [ 39.465559] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.466510] RIP: 0033:0x7fa7f53a05cd [ 39.467216] 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 [ 39.470354] RSP: 002b:00007ffcecff6380 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.471713] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa7f53a05cd [ 39.472988] RDX: 000055bfd5e3ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.474257] RBP: 00007ffcecff63e0 R08: 0000000000000000 R09: 00007ffcecff5a80 [ 39.475543] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bffce3ab10 [ 39.476804] R13: 00007ffcecff6810 R14: 000055bffce3b2b0 R15: 000055bffce4f6f0 [ 39.478085] [ 39.478501] irq event stamp: 1775 [ 39.479138] hardirqs last enabled at (1785): [] __up_console_sem+0x78/0x80 [ 39.480650] hardirqs last disabled at (1794): [] __up_console_sem+0x5d/0x80 [ 39.482153] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 39.483688] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 39.485042] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.758714] ------------[ cut here ]------------ [ 42.759667] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.761703] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.763402] Modules linked in: [ 42.764087] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.766094] Tainted: [W]=WARN [ 42.766642] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.768135] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.769047] 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 [ 42.772202] RSP: 0018:ffff8880171a7bc0 EFLAGS: 00010286 [ 42.773185] RAX: 0000000000000000 RBX: ffffed1002e34f78 RCX: ffffffff813a4050 [ 42.774461] RDX: ffff888019e88000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.775754] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e34f2f [ 42.777025] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.778308] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171a7df8 [ 42.779608] FS: 00007fc82b109900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.781049] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.782111] CR2: 00007ffedcd34ef8 CR3: 000000000e8a6000 CR4: 0000000000350ef0 [ 42.783409] Call Trace: [ 42.783884] [ 42.784331] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.785261] ? __create_object+0x59/0x80 [ 42.786057] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.787050] __vmalloc_noprof+0x59/0x60 [ 42.787775] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.788649] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.789597] bpf_prog_alloc+0x39/0x200 [ 42.790339] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.791290] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.792223] do_seccomp+0x349/0x25e0 [ 42.792913] ? find_held_lock+0x2b/0x80 [ 42.793682] ? do_prlimit+0x310/0x610 [ 42.794429] ? __pfx_do_seccomp+0x10/0x10 [ 42.795222] ? do_raw_spin_unlock+0x53/0x220 [ 42.796070] ? _raw_spin_unlock+0x1e/0x40 [ 42.796814] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.797777] ? static_key_count+0x60/0x80 [ 42.798580] prctl_set_seccomp+0x4e/0x70 [ 42.799377] __do_sys_prctl+0xe6c/0x1d70 [ 42.800158] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.801030] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.802017] ? irqentry_exit+0xf3/0x650 [ 42.802750] do_syscall_64+0xbf/0x430 [ 42.803492] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.804437] RIP: 0033:0x7fc82b5fb5cd [ 42.805137] 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 [ 42.808340] RSP: 002b:00007ffedcd33670 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.809699] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc82b5fb5cd [ 42.810961] RDX: 000055f4c656ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.812267] RBP: 00007ffedcd336d0 R08: 0000000000000000 R09: 00007ffedcd32d70 [ 42.813532] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f4ccf7ebf0 [ 42.814841] R13: 00007ffedcd33b00 R14: 000055f4ccf88380 R15: 000055f4ccf93460 [ 42.816281] [ 42.816762] irq event stamp: 1875 [ 42.817483] hardirqs last enabled at (1885): [] __up_console_sem+0x78/0x80 [ 42.819184] hardirqs last disabled at (1894): [] __up_console_sem+0x5d/0x80 [ 42.820904] softirqs last enabled at (1738): [] handle_softirqs+0x50c/0x770 [ 42.822653] softirqs last disabled at (1733): [] __irq_exit_rcu+0xc4/0x100 [ 42.824277] ---[ end trace 0000000000000000 ]--- [ 43.678914] ------------[ cut here ]------------ [ 43.679888] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.682106] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.683626] Modules linked in: [ 43.684312] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.686465] Tainted: [W]=WARN [ 43.687121] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.688709] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.689682] 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 [ 43.693019] RSP: 0018:ffff8880173b7bc0 EFLAGS: 00010286 [ 43.694059] RAX: 0000000000000000 RBX: ffffed1002e76f78 RCX: ffffffff813a4050 [ 43.695414] RDX: ffff88800c4f1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.696768] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e76f2f [ 43.698136] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.699515] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880173b7df8 [ 43.700885] FS: 00007f5213df5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.702398] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.703529] CR2: 00007f52142e7580 CR3: 000000000e7b2000 CR4: 0000000000350ef0 [ 43.704882] Call Trace: [ 43.705421] [ 43.705853] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.706804] ? __create_object+0x59/0x80 [ 43.707638] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.708670] __vmalloc_noprof+0x59/0x60 [ 43.709473] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.710409] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.711436] bpf_prog_alloc+0x39/0x200 [ 43.712221] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.713215] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.714170] do_seccomp+0x349/0x25e0 [ 43.714887] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.715871] ? __pfx_do_seccomp+0x10/0x10 [ 43.716738] ? find_held_lock+0x2b/0x80 [ 43.717552] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.718583] ? static_key_count+0x60/0x80 [ 43.719432] prctl_set_seccomp+0x4e/0x70 [ 43.720266] __do_sys_prctl+0xe6c/0x1d70 [ 43.721101] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.722023] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.723022] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.724078] ? irqentry_exit+0xf3/0x650 [ 43.724849] do_syscall_64+0xbf/0x430 [ 43.725637] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.726652] RIP: 0033:0x7f52142e75cd [ 43.727423] 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 [ 43.730342] RSP: 002b:00007ffd739f7630 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.731547] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f52142e75cd [ 43.732665] RDX: 000055851fa51e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.733768] RBP: 00007ffd739f7690 R08: 0000000000000000 R09: 00007ffd739f6d30 [ 43.734886] R10: 0000000000000000 R11: 0000000000000246 R12: 000055854b195ad0 [ 43.736025] R13: 00007ffd739f7ac0 R14: 000055854b196bc0 R15: 000055854b1a7780 [ 43.737155] [ 43.737525] irq event stamp: 1759 [ 43.738095] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 43.739432] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 43.740750] softirqs last enabled at (1616): [] handle_softirqs+0x50c/0x770 [ 43.742090] softirqs last disabled at (1611): [] __irq_exit_rcu+0xc4/0x100 [ 43.743413] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:38732' (ECDSA) to the list of known hosts. 2025/11/18 00:51:47 fuzzer started 2025/11/18 00:51:48 dialing manager at localhost:37895 2025/11/18 00:51:48 checking machine... 2025/11/18 00:51:48 checking revisions... [ 44.631944] kmemleak: Automatic memory scanning thread ended 2025/11/18 00:51:48 testing simple program... [ 44.729553] cgroup: Unknown subsys name 'net' [ 44.794721] cgroup: Unknown subsys name 'cpuset' [ 44.826907] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 00:51:47 Registers: info registers vcpu 0 RAX=5a1f7bafbcd71e00 RBX=ffff88806ce3c2f0 RCX=4229316075f881ee RDX=ffffffff87aad2d0 RSI=ffffffff81ab0723 RDI=ffff88806ce3c2f0 RBP=ffff88806ce3c2f0 RSP=ffff888017357328 R8 =0000000000000001 R9 =0000000000000000 R10=ffffffff81ab077e R11=0000000000000000 R12=ffffffff81ab0723 R13=0000000000000000 R14=0000000000000000 R15=ffffea00002ef680 RIP=ffffffff81528edf RFL=00000096 [--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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8ca6ef88e0 CR3=000000001cd02000 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=6f732e6c69747562696c2f756e672d78 XMM02=00312e6f732e6c69747562696c2f756e XMM03=672d78756e696c2d34365f3638782f62 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff888016d17f10 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e7a2 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888016d17a18 R8 =0000000000000001 R9 =ffff888016d17b10 R10=000000000003c9ed R11=000000000009a692 R12=ffffffff8135e7a2 R13=ffff888016d17b18 R14=ffff888016d17ee0 R15=ffff888016d17ad0 RIP=ffffffff81528efc 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 00007fc82b109900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055f4ccfa6318 CR3=000000000e16a000 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=ff0000000000ffff0000000000ff0000 XMM02=ff000000000000ff0000000000ff0000 XMM03=66207463656e6e6f6373696420646576 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=0d0c0f0e09080b0a0504070601000302 XMM07=00000000000000000000000000000000 XMM08=000a0d732a2e25006c61746166003367 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000