[ 39.063834] ------------[ cut here ]------------ [ 39.064707] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.067093] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.068534] Modules linked in: [ 39.069170] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.071080] Tainted: [W]=WARN [ 39.071616] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.073029] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.073850] 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 [ 39.076897] RSP: 0018:ffff8880171e7bc0 EFLAGS: 00010286 [ 39.077830] RAX: 0000000000000000 RBX: ffffed1002e3cf78 RCX: ffffffff813a4050 [ 39.079072] RDX: ffff88801993d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.080306] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e3cf2f [ 39.081522] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.082730] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171e7df8 [ 39.083971] FS: 00007f2f170f1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.085334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.086343] CR2: 00007f2f175e3580 CR3: 0000000015915000 CR4: 0000000000350ef0 [ 39.087576] Call Trace: [ 39.088056] [ 39.088445] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.089304] ? __create_object+0x59/0x80 [ 39.090060] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.090975] __vmalloc_noprof+0x59/0x60 [ 39.091665] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.092493] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.093377] bpf_prog_alloc+0x39/0x200 [ 39.094083] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.094972] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.095796] do_seccomp+0x349/0x25e0 [ 39.096488] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.097332] ? __pfx_do_seccomp+0x10/0x10 [ 39.098094] ? find_held_lock+0x2b/0x80 [ 39.098779] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.099707] ? static_key_count+0x60/0x80 [ 39.100468] prctl_set_seccomp+0x4e/0x70 [ 39.101208] __do_sys_prctl+0xe6c/0x1d70 [ 39.101922] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.102744] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.103696] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.104618] ? irqentry_exit+0xf3/0x650 [ 39.105351] do_syscall_64+0xbf/0x430 [ 39.106061] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.106921] RIP: 0033:0x7f2f175e35cd [ 39.107620] 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 [ 39.110654] RSP: 002b:00007ffcec652600 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.111970] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2f175e35cd [ 39.113188] RDX: 0000559b64f4ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.114421] RBP: 00007ffcec652660 R08: 0000000000000000 R09: 00007ffcec651d00 [ 39.115668] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559b71623ad0 [ 39.116885] R13: 00007ffcec652a90 R14: 0000559b71624bc0 R15: 0000559b71635780 [ 39.118122] [ 39.118522] irq event stamp: 1759 [ 39.119144] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 39.120617] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 39.121827] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 39.123064] softirqs last disabled at (1701): [] __irq_exit_rcu+0xc4/0x100 [ 39.124279] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.750548] ------------[ cut here ]------------ [ 41.751490] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.753516] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 41.754946] Modules linked in: [ 41.755551] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.757510] Tainted: [W]=WARN [ 41.758103] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.759570] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.760465] 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 [ 41.763594] RSP: 0018:ffff88800ef5fbc0 EFLAGS: 00010286 [ 41.764552] RAX: 0000000000000000 RBX: ffffed1001debf78 RCX: ffffffff813a4050 [ 41.765810] RDX: ffff888019938000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.767072] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001debf2f [ 41.768349] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.769624] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ef5fdf8 [ 41.770880] FS: 00007ff4b2a92900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.772309] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.773349] CR2: 00007ff4b2f84580 CR3: 000000001fb01000 CR4: 0000000000350ef0 [ 41.774623] Call Trace: [ 41.775120] [ 41.775534] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.776419] ? __create_object+0x59/0x80 [ 41.777195] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.778153] __vmalloc_noprof+0x59/0x60 [ 41.778857] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.779726] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.780643] bpf_prog_alloc+0x39/0x200 [ 41.781365] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.782285] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.783190] do_seccomp+0x349/0x25e0 [ 41.783886] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.784775] ? __pfx_do_seccomp+0x10/0x10 [ 41.785549] ? find_held_lock+0x2b/0x80 [ 41.786295] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.787245] ? static_key_count+0x60/0x80 [ 41.788044] prctl_set_seccomp+0x4e/0x70 [ 41.788765] __do_sys_prctl+0xe6c/0x1d70 [ 41.789535] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.790382] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.791340] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.792305] ? irqentry_exit+0xf3/0x650 [ 41.793063] do_syscall_64+0xbf/0x430 [ 41.793755] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.794696] RIP: 0033:0x7ff4b2f845cd [ 41.795385] 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 [ 41.798519] RSP: 002b:00007ffc11beea00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.799878] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff4b2f845cd [ 41.801136] RDX: 00005565cd31ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.802390] RBP: 00007ffc11beea60 R08: 0000000000000000 R09: 00007ffc11bee100 [ 41.803668] R10: 0000000000000000 R11: 0000000000000246 R12: 000055660b8a9b10 [ 41.804956] R13: 00007ffc11beee90 R14: 000055660b8aa2b0 R15: 000055660b8be6f0 [ 41.806244] [ 41.806661] irq event stamp: 1669 [ 41.807292] hardirqs last enabled at (1679): [] __up_console_sem+0x78/0x80 [ 41.808780] hardirqs last disabled at (1688): [] __up_console_sem+0x5d/0x80 [ 41.810031] softirqs last enabled at (1648): [] handle_softirqs+0x50c/0x770 [ 41.811302] softirqs last disabled at (1643): [] __irq_exit_rcu+0xc4/0x100 [ 41.812567] ---[ end trace 0000000000000000 ]--- [ 42.461703] ------------[ cut here ]------------ [ 42.462736] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.465160] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.467065] Modules linked in: [ 42.467747] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.470095] Tainted: [W]=WARN [ 42.470722] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.472434] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.473490] 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 [ 42.477146] RSP: 0018:ffff8880173cfbc0 EFLAGS: 00010286 [ 42.478283] RAX: 0000000000000000 RBX: ffffed1002e79f78 RCX: ffffffff813a4050 [ 42.479770] RDX: ffff8880176c3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.481249] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e79f2f [ 42.482717] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.484211] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880173cfdf8 [ 42.485684] FS: 00007f8232906900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.487329] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.488399] CR2: 00007f8232df8580 CR3: 000000000cf67000 CR4: 0000000000350ef0 [ 42.489656] Call Trace: [ 42.490156] [ 42.490558] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.491440] ? __create_object+0x59/0x80 [ 42.492217] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.493164] __vmalloc_noprof+0x59/0x60 [ 42.493848] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.494703] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.495627] bpf_prog_alloc+0x39/0x200 [ 42.496355] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.497263] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.498138] do_seccomp+0x349/0x25e0 [ 42.498794] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.499671] ? __pfx_do_seccomp+0x10/0x10 [ 42.500448] ? find_held_lock+0x2b/0x80 [ 42.501189] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.502116] ? static_key_count+0x60/0x80 [ 42.502840] prctl_set_seccomp+0x4e/0x70 [ 42.503590] __do_sys_prctl+0xe6c/0x1d70 [ 42.504350] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.505173] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.506105] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.507048] ? irqentry_exit+0xf3/0x650 [ 42.507754] do_syscall_64+0xbf/0x430 [ 42.508472] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.509401] RIP: 0033:0x7f8232df85cd [ 42.510091] 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 [ 42.513200] RSP: 002b:00007ffcddc02470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.514528] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8232df85cd [ 42.515783] RDX: 000055b9404a0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.517012] RBP: 00007ffcddc024d0 R08: 0000000000000000 R09: 00007ffcddc01b70 [ 42.518250] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b970fa1ad0 [ 42.519495] R13: 00007ffcddc02900 R14: 000055b970fa2bc0 R15: 000055b970fb3780 [ 42.520619] [ 42.520992] irq event stamp: 1765 [ 42.521473] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 42.522677] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 42.523895] softirqs last enabled at (1702): [] handle_softirqs+0x50c/0x770 [ 42.525159] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 42.526357] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4104' (ECDSA) to the list of known hosts. 2025/11/18 04:49:27 fuzzer started 2025/11/18 04:49:27 dialing manager at localhost:37895 2025/11/18 04:49:27 checking machine... 2025/11/18 04:49:27 checking revisions... [ 43.386531] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:49:27 testing simple program... [ 43.473067] cgroup: Unknown subsys name 'net' [ 43.544824] cgroup: Unknown subsys name 'cpuset' [ 43.568737] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:49:26 Registers: info registers vcpu 0 RAX=0000000016bdf900 RBX=ffffffff85e78600 RCX=ffff888016bdf884 RDX=0000000000000000 RSI=ffffffff8175a467 RDI=ffffffff85e78600 RBP=00007ff4b2f85477 RSP=ffff888016bdf8a0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=00007ff4b2f85477 R13=0000000000000000 R14=ffff88800f028000 R15=0000000000000dc0 RIP=ffffffff81751c78 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 00007ff4b2a92900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc11be8000 CR3=000000001fa41000 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=00000000000203dd RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] 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 fffffe7c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff4b3049618 CR3=000000000a206000 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=39343a343020383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383338 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000