[ 47.176861] ------------[ cut here ]------------ [ 47.177752] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.179681] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 47.181071] Modules linked in: [ 47.181683] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 47.183600] Tainted: [W]=WARN [ 47.184125] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.185505] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.186373] 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 [ 47.189373] RSP: 0018:ffff888019effbc0 EFLAGS: 00010286 [ 47.190304] RAX: 0000000000000000 RBX: ffffed10033dff78 RCX: ffffffff813a4050 [ 47.191519] RDX: ffff888015569bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.192772] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033dff2f [ 47.194007] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.195228] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019effdf8 [ 47.196435] FS: 00007f42e117f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 47.197816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.198832] CR2: 00007ffc7916fef7 CR3: 000000000e998000 CR4: 0000000000350ef0 [ 47.200042] Call Trace: [ 47.200484] [ 47.200911] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.201784] ? __create_object+0x59/0x80 [ 47.202486] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.203403] __vmalloc_noprof+0x59/0x60 [ 47.204115] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.204943] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.205844] bpf_prog_alloc+0x39/0x200 [ 47.206505] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.207391] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.208248] do_seccomp+0x349/0x25e0 [ 47.208937] ? find_held_lock+0x2b/0x80 [ 47.209662] ? do_prlimit+0x310/0x610 [ 47.210332] ? __pfx_do_seccomp+0x10/0x10 [ 47.211083] ? do_raw_spin_unlock+0x53/0x220 [ 47.211867] ? _raw_spin_unlock+0x1e/0x40 [ 47.212606] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.213468] ? static_key_count+0x60/0x80 [ 47.214247] prctl_set_seccomp+0x4e/0x70 [ 47.214981] __do_sys_prctl+0xe6c/0x1d70 [ 47.215721] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.216489] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.217431] ? irqentry_exit+0xf3/0x650 [ 47.218182] do_syscall_64+0xbf/0x430 [ 47.218897] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.219797] RIP: 0033:0x7f42e16715cd [ 47.220419] 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 [ 47.223450] RSP: 002b:00007ffc7916e840 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.224745] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f42e16715cd [ 47.225982] RDX: 0000555910856e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.227205] RBP: 00007ffc7916e8a0 R08: 0000000000000000 R09: 00007ffc7916df40 [ 47.228429] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555912e41bf0 [ 47.229666] R13: 00007ffc7916ecd0 R14: 0000555912e4b380 R15: 0000555912e56460 [ 47.230888] [ 47.231287] irq event stamp: 1809 [ 47.231904] hardirqs last enabled at (1825): [] __up_console_sem+0x78/0x80 [ 47.233342] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 47.234784] softirqs last enabled at (1822): [] handle_softirqs+0x50c/0x770 [ 47.236241] softirqs last disabled at (1817): [] __irq_exit_rcu+0xc4/0x100 [ 47.237682] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.698210] ------------[ cut here ]------------ [ 50.698964] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.700635] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 50.701929] Modules linked in: [ 50.702418] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.704202] Tainted: [W]=WARN [ 50.704725] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.705927] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.706661] 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 [ 50.709260] RSP: 0018:ffff8880167c7bc0 EFLAGS: 00010286 [ 50.710070] RAX: 0000000000000000 RBX: ffffed1002cf8f78 RCX: ffffffff813a4050 [ 50.711120] RDX: ffff8880187d3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.712172] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cf8f2f [ 50.713240] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.714306] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880167c7df8 [ 50.715363] FS: 00007ff434637900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.716556] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.717390] CR2: 00007fff45729ef7 CR3: 000000000da46000 CR4: 0000000000350ef0 [ 50.718449] Call Trace: [ 50.718861] [ 50.719208] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.719940] ? __create_object+0x59/0x80 [ 50.720580] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.721344] __vmalloc_noprof+0x59/0x60 [ 50.721977] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.722686] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.723416] bpf_prog_alloc+0x39/0x200 [ 50.724026] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.724782] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.725484] do_seccomp+0x349/0x25e0 [ 50.726084] ? find_held_lock+0x2b/0x80 [ 50.726708] ? do_prlimit+0x310/0x610 [ 50.727284] ? __pfx_do_seccomp+0x10/0x10 [ 50.727926] ? do_raw_spin_unlock+0x53/0x220 [ 50.728603] ? _raw_spin_unlock+0x1e/0x40 [ 50.729207] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.730004] ? static_key_count+0x60/0x80 [ 50.730663] prctl_set_seccomp+0x4e/0x70 [ 50.731274] __do_sys_prctl+0xe6c/0x1d70 [ 50.731917] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.732615] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.733368] ? irqentry_exit+0xf3/0x650 [ 50.734012] do_syscall_64+0xbf/0x430 [ 50.734636] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.735408] RIP: 0033:0x7ff434b295cd [ 50.736007] 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 [ 50.738718] RSP: 002b:00007fff45728dd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.739882] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff434b295cd [ 50.740968] RDX: 000055edadcbae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.742063] RBP: 00007fff45728e30 R08: 0000000000000000 R09: 00007fff457284d0 [ 50.743153] R10: 0000000000000000 R11: 0000000000000246 R12: 000055edcc73cad0 [ 50.744239] R13: 00007fff45729260 R14: 000055edcc73dbc0 R15: 000055edcc74e780 [ 50.745343] [ 50.745752] irq event stamp: 1777 [ 50.746271] hardirqs last enabled at (1785): [] __up_console_sem+0x78/0x80 [ 50.747570] hardirqs last disabled at (1794): [] __up_console_sem+0x5d/0x80 [ 50.748861] softirqs last enabled at (1576): [] handle_softirqs+0x50c/0x770 [ 50.750185] softirqs last disabled at (1571): [] __irq_exit_rcu+0xc4/0x100 [ 50.751477] ---[ end trace 0000000000000000 ]--- [ 51.552645] ------------[ cut here ]------------ [ 51.553384] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 51.555077] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 51.556374] Modules linked in: [ 51.556896] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 51.558553] Tainted: [W]=WARN [ 51.559011] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 51.560234] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 51.560989] 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 [ 51.563879] RSP: 0018:ffff88800f0d7bc0 EFLAGS: 00010286 [ 51.564760] RAX: 0000000000000000 RBX: ffffed1001e1af78 RCX: ffffffff813a4050 [ 51.565837] RDX: ffff888016035340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.566898] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e1af2f [ 51.567982] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.569071] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f0d7df8 [ 51.570154] FS: 00007f209d515900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 51.571367] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.572248] CR2: 00007f209da07580 CR3: 000000000d270000 CR4: 0000000000350ef0 [ 51.573313] Call Trace: [ 51.573741] [ 51.574083] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.574827] ? __create_object+0x59/0x80 [ 51.575439] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.576234] __vmalloc_noprof+0x59/0x60 [ 51.576855] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.577587] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.578325] bpf_prog_alloc+0x39/0x200 [ 51.578935] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.579712] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.580424] do_seccomp+0x349/0x25e0 [ 51.581024] ? __pfx_css_rstat_updated+0x10/0x10 [ 51.581789] ? __pfx_do_seccomp+0x10/0x10 [ 51.582409] ? find_held_lock+0x2b/0x80 [ 51.583045] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.583838] ? static_key_count+0x60/0x80 [ 51.584468] prctl_set_seccomp+0x4e/0x70 [ 51.585114] __do_sys_prctl+0xe6c/0x1d70 [ 51.585772] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.586442] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.587243] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.588052] ? irqentry_exit+0xf3/0x650 [ 51.588700] do_syscall_64+0xbf/0x430 [ 51.589277] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.590085] RIP: 0033:0x7f209da075cd [ 51.590671] 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 [ 51.593311] RSP: 002b:00007ffd08688560 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.594461] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f209da075cd [ 51.595521] RDX: 00005628cd0e0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.596622] RBP: 00007ffd086885c0 R08: 0000000000000000 R09: 00007ffd08687c60 [ 51.597687] R10: 0000000000000000 R11: 0000000000000246 R12: 00005628dbf79bf0 [ 51.598761] R13: 00007ffd086889f0 R14: 00005628dbf83380 R15: 00005628dbf8e460 [ 51.599835] [ 51.600187] irq event stamp: 1773 [ 51.600732] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 51.602007] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 51.603272] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 51.604565] softirqs last disabled at (1689): [] __irq_exit_rcu+0xc4/0x100 [ 51.605840] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:8254' (ECDSA) to the list of known hosts. 2025/11/18 23:34:22 fuzzer started 2025/11/18 23:34:22 dialing manager at localhost:34383 2025/11/18 23:34:22 checking machine... 2025/11/18 23:34:22 checking revisions... [ 52.464438] kmemleak: Automatic memory scanning thread ended 2025/11/18 23:34:22 testing simple program... [ 52.551523] cgroup: Unknown subsys name 'net' [ 52.614521] cgroup: Unknown subsys name 'cpuset' [ 52.633477] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 23:34:21 Registers: info registers vcpu 0 RAX=ffff88800f740000 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff8880165cf998 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000026726 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000246 RIP=ffffffff81529332 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 00007ff434637900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff434bef0b0 CR3=000000002042f000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=662079726f6d656d20666f2074756f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000025201 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 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff434bec650 CR3=000000000c854000 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=2031323a34333a333220383120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732031323a34333a3332203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000