[ 39.195595] ------------[ cut here ]------------ [ 39.196359] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.198004] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.199222] Modules linked in: [ 39.199708] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.201345] Tainted: [W]=WARN [ 39.201797] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.203019] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.203835] 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 [ 39.206450] RSP: 0018:ffff888014097bc0 EFLAGS: 00010286 [ 39.207282] RAX: 0000000000000000 RBX: ffffed1002812f78 RCX: ffffffff813a4050 [ 39.208359] RDX: ffff888017395340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.209422] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002812f2f [ 39.210496] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.211577] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014097df8 [ 39.212632] FS: 00007f296e415900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.213833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.214717] CR2: 00007f296e907580 CR3: 000000000e651000 CR4: 0000000000350ef0 [ 39.215801] Call Trace: [ 39.216215] [ 39.216557] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.217308] ? __create_object+0x59/0x80 [ 39.217919] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.218705] __vmalloc_noprof+0x59/0x60 [ 39.219332] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.220013] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.220782] bpf_prog_alloc+0x39/0x200 [ 39.221403] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.222174] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.222878] do_seccomp+0x349/0x25e0 [ 39.223497] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.224232] ? __pfx_do_seccomp+0x10/0x10 [ 39.224849] ? find_held_lock+0x2b/0x80 [ 39.225817] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.226626] ? static_key_count+0x60/0x80 [ 39.227310] prctl_set_seccomp+0x4e/0x70 [ 39.227914] __do_sys_prctl+0xe6c/0x1d70 [ 39.228570] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.229280] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.230039] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.230846] ? irqentry_exit+0xf3/0x650 [ 39.231489] do_syscall_64+0xbf/0x430 [ 39.232071] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.232860] RIP: 0033:0x7f296e9075cd [ 39.233440] 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 [ 39.236064] RSP: 002b:00007ffcddae6ca0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.237193] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f296e9075cd [ 39.238246] RDX: 0000559f7259de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.239314] RBP: 00007ffcddae6d00 R08: 0000000000000000 R09: 00007ffcddae63a0 [ 39.240368] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f8a7d4ad0 [ 39.241461] R13: 00007ffcddae7130 R14: 0000559f8a7d5bc0 R15: 0000559f8a7e6780 [ 39.242541] [ 39.242897] irq event stamp: 1799 [ 39.243437] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 39.244696] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 39.245956] softirqs last enabled at (1778): [] handle_softirqs+0x50c/0x770 [ 39.247257] softirqs last disabled at (1771): [] __irq_exit_rcu+0xc4/0x100 [ 39.248515] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.512559] ------------[ cut here ]------------ [ 42.513561] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.515742] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.517573] Modules linked in: [ 42.518323] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.520622] Tainted: [W]=WARN [ 42.521338] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.523106] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.524079] 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 [ 42.527468] RSP: 0018:ffff88801690fbc0 EFLAGS: 00010286 [ 42.528711] RAX: 0000000000000000 RBX: ffffed1002d21f78 RCX: ffffffff813a4050 [ 42.530287] RDX: ffff88801a165340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.531807] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d21f2f [ 42.533168] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.534526] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801690fdf8 [ 42.535896] FS: 00007fae1424b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.537410] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.538521] CR2: 00007fffe24fbef7 CR3: 000000000dd84000 CR4: 0000000000350ef0 [ 42.539873] Call Trace: [ 42.540425] [ 42.540861] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.541807] ? __create_object+0x59/0x80 [ 42.542638] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.543674] __vmalloc_noprof+0x59/0x60 [ 42.544476] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.545403] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.546383] bpf_prog_alloc+0x39/0x200 [ 42.547200] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.548183] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.549093] do_seccomp+0x349/0x25e0 [ 42.549853] ? find_held_lock+0x2b/0x80 [ 42.550644] ? do_prlimit+0x310/0x610 [ 42.551440] ? __pfx_do_seccomp+0x10/0x10 [ 42.552305] ? do_raw_spin_unlock+0x53/0x220 [ 42.553181] ? _raw_spin_unlock+0x1e/0x40 [ 42.553957] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.554950] ? static_key_count+0x60/0x80 [ 42.555792] prctl_set_seccomp+0x4e/0x70 [ 42.556606] __do_sys_prctl+0xe6c/0x1d70 [ 42.557419] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.558324] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.559343] ? irqentry_exit+0xf3/0x650 [ 42.560090] do_syscall_64+0xbf/0x430 [ 42.560865] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.561840] RIP: 0033:0x7fae1473d5cd [ 42.562581] 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 [ 42.565892] RSP: 002b:00007fffe24f96d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.567303] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fae1473d5cd [ 42.568621] RDX: 0000559259162e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.569930] RBP: 00007fffe24f9730 R08: 0000000000000000 R09: 00007fffe24f8dd0 [ 42.571264] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559277bd2b10 [ 42.572458] R13: 00007fffe24f9b60 R14: 0000559277bd32b0 R15: 0000559277be76f0 [ 42.573638] [ 42.574016] irq event stamp: 1871 [ 42.574589] hardirqs last enabled at (1881): [] __up_console_sem+0x78/0x80 [ 42.575996] hardirqs last disabled at (1890): [] __up_console_sem+0x5d/0x80 [ 42.577369] softirqs last enabled at (1736): [] handle_softirqs+0x50c/0x770 [ 42.578769] softirqs last disabled at (1731): [] __irq_exit_rcu+0xc4/0x100 [ 42.580155] ---[ end trace 0000000000000000 ]--- [ 43.452689] ------------[ cut here ]------------ [ 43.453475] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.455306] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.456602] Modules linked in: [ 43.457108] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.458848] Tainted: [W]=WARN [ 43.459398] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.460672] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.461457] 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 [ 43.464224] RSP: 0018:ffff8880166a7bc0 EFLAGS: 00010286 [ 43.465047] RAX: 0000000000000000 RBX: ffffed1002cd4f78 RCX: ffffffff813a4050 [ 43.466168] RDX: ffff88801a161bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.467717] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cd4f2f [ 43.468836] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.469949] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880166a7df8 [ 43.471075] FS: 00007fa07a8a4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.472286] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.473153] CR2: 00007fa07ad96580 CR3: 000000001de2e000 CR4: 0000000000350ef0 [ 43.474212] Call Trace: [ 43.474599] [ 43.474935] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.475704] ? __create_object+0x59/0x80 [ 43.476347] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.477107] __vmalloc_noprof+0x59/0x60 [ 43.477746] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.478472] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.479279] bpf_prog_alloc+0x39/0x200 [ 43.479850] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.480605] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.481355] do_seccomp+0x349/0x25e0 [ 43.481912] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.482652] ? __pfx_do_seccomp+0x10/0x10 [ 43.483336] ? find_held_lock+0x2b/0x80 [ 43.483927] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.484716] ? static_key_count+0x60/0x80 [ 43.485381] prctl_set_seccomp+0x4e/0x70 [ 43.485980] __do_sys_prctl+0xe6c/0x1d70 [ 43.486633] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.487372] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.488174] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.488932] ? irqentry_exit+0xf3/0x650 [ 43.489575] do_syscall_64+0xbf/0x430 [ 43.490175] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.490918] RIP: 0033:0x7fa07ad965cd [ 43.491532] 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 [ 43.494156] RSP: 002b:00007ffee6253500 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.495330] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa07ad965cd [ 43.496408] RDX: 000055e594225e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.497467] RBP: 00007ffee6253560 R08: 0000000000000000 R09: 00007ffee6252c00 [ 43.498533] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e59ceb22b0 [ 43.499628] R13: 00007ffee6253990 R14: 000055e59ceb4d20 R15: 000055e59cec68d0 [ 43.500702] [ 43.501052] irq event stamp: 1721 [ 43.501593] hardirqs last enabled at (1731): [] __up_console_sem+0x78/0x80 [ 43.502855] hardirqs last disabled at (1740): [] __up_console_sem+0x5d/0x80 [ 43.504151] softirqs last enabled at (1232): [] handle_softirqs+0x50c/0x770 [ 43.505435] softirqs last disabled at (1213): [] __irq_exit_rcu+0xc4/0x100 [ 43.506678] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:19984' (ECDSA) to the list of known hosts. 2025/11/18 21:36:23 fuzzer started 2025/11/18 21:36:24 dialing manager at localhost:34383 2025/11/18 21:36:24 checking machine... 2025/11/18 21:36:24 checking revisions... [ 44.412154] kmemleak: Automatic memory scanning thread ended 2025/11/18 21:36:24 testing simple program... [ 44.504401] cgroup: Unknown subsys name 'net' [ 44.552711] cgroup: Unknown subsys name 'cpuset' [ 44.565914] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 21:36:23 Registers: info registers vcpu 0 RAX=0000000000000010 RBX=0000000000000000 RCX=0000000000000000 RDX=0000000000000000 RSI=00007fffe24f8cb8 RDI=0000000000000000 RBP=00007fffe24f8cf0 RSP=00007fffe24f87a0 R8 =00000000ffffffff R9 =0000000000000001 R10=0000000000000000 R11=0000000000000000 R12=0000559277bd08b0 R13=00007fae147caac7 R14=00007fffe24f8d00 R15=0000000000000064 RIP=00007fae146aaca2 RFL=00000246 [---Z-P-] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fae1424b900 00000000 00000000 GS =0000 0000000000000000 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=00007fae14800650 CR3=000000000d5d4000 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=25252525252525252525252525252525 XMM01=00ff0000ff0000ff0000ffff0000ff00 XMM02=00ff000000000000000000ff00000000 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000ffffff XMM08=5b00205425206525206825003e64253c XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff86ab8dcd RBX=0000000000000001 RCX=ffffffff86ab8dcc RDX=0000000000000000 RSI=0000000000000000 RDI=0000000000000001 RBP=ffff88806cf08a78 RSP=ffff88806cf089b0 R8 =ffffffff86ab8dd0 R9 =0000000000000000 R10=000000000003c9ed R11=000000000002575e R12=ffff88806cf08a80 R13=ffff88806cf08a68 R14=ffff88801b07f6d0 R15=ffff88806cf08a20 RIP=ffffffff8135e953 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 0000000000000000 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=00007f2a35fdc790 CR3=000000000e3e1000 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=2033323a36333a313220383120766f4e XMM01=657463656e6e6f63736944203a5d3134 XMM02=302e303120746f6f722072657375206d XMM03=203a5d3134325b646873732072656c6c XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732032323a36333a3132203831 XMM08=74696c6962617061633d7373616c6374 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000