INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added 'ci-upstream-mmots-kasan-gce-6,10.128.0.13' (ECDSA) to the list of known hosts. net.ipv6.conf.syz0.accept_dad = 0 net.ipv6.conf.syz0.router_solicitations = 0 executing program syzkaller login: [ 30.627011] WARNING: kernel stack regs at ffff8801cf716fd8 in syzkaller232413:2985 has bad 'bp' value ffffffff8572fc40 [ 30.627014] unwind stack type:0 next_sp: (null) mask:0x6 graph_idx:0 [ 30.627019] ffff8801db2076e0: ffff8801db207768 (0xffff8801db207768) [ 30.627027] ffff8801db2076e8: ffffffff8127df9e (__save_stack_trace+0x6e/0xd0) [ 30.627028] ffff8801db2076f0: 0000000000000000 ... [ 30.627031] ffff8801db2076f8: ffff8801cf710000 (0xffff8801cf710000) [ 30.627033] ffff8801db207700: ffff8801cf718000 (0xffff8801cf718000) [ 30.627035] ffff8801db207708: 0000000000000000 ... [ 30.627036] ffff8801db207710: 0000000000000006 (0x6) [ 30.627039] ffff8801db207718: ffff8801cf228600 (0xffff8801cf228600) [ 30.627041] ffff8801db207720: 0000010100000000 (0x10100000000) [ 30.627042] ffff8801db207728: 0000000000000000 ... [ 30.627045] ffff8801db207730: ffff8801db2076e0 (0xffff8801db2076e0) [ 30.627050] ffff8801db207738: ffffffff8138165f (loop1+0x3cf/0x88a) [ 30.627052] ffff8801db207740: ffff8801cf716fd8 (0xffff8801cf716fd8) [ 30.627055] ffff8801db207748: ffff8801cf1f2048 (0xffff8801cf1f2048) [ 30.627057] ffff8801db207750: ffff8801cf228600 (0xffff8801cf228600) [ 30.627059] ffff8801db207758: ffff8801cf1f2040 (0xffff8801cf1f2040) [ 30.627062] ffff8801db207760: ffff8801cf1f2060 (0xffff8801cf1f2060) [ 30.627064] ffff8801db207768: ffff8801db207778 (0xffff8801db207778) [ 30.627067] ffff8801db207770: ffffffff8127e016 (save_stack_trace+0x16/0x20) [ 30.627070] ffff8801db207778: ffff8801db207c88 (0xffff8801db207c88) [ 30.627076] ffff8801db207780: ffffffff8154b8ad (__lock_acquire+0x20fd/0x4620) [ 30.627078] ffff8801db207788: ffff880100000001 (0xffff880100000001) [ 30.627080] ffff8801db207790: 0000000000000282 (0x282) [ 30.627082] ffff8801db207798: ffff8801ce574240 (0xffff8801ce574240) [ 30.627085] ffff8801db2077a0: 0000000041b58ab3 (0x41b58ab3) [ 30.627090] ffff8801db2077a8: ffffffff857379a8 (K512_4+0x66a8/0x875f0) [ 30.627093] ffff8801db2077b0: ffffffff8154f2b0 (lock_downgrade+0x990/0x990) [ 30.627096] ffff8801db2077b8: 0000000041b58ab3 (0x41b58ab3) [ 30.627099] ffff8801db2077c0: ffffffff857379a8 (K512_4+0x66a8/0x875f0) [ 30.627102] ffff8801db2077c8: ffffffff8154f2b0 (lock_downgrade+0x990/0x990) [ 30.627104] ffff8801db2077d0: 0000000000000000 ... [ 30.627106] ffff8801db2077d8: 1ffff1003b640f0b (0x1ffff1003b640f0b) [ 30.627107] ffff8801db2077e0: 0000000000000000 ... [ 30.627109] ffff8801db2077e8: 0000000000000002 (0x2) [ 30.627111] ffff8801db2077f0: 0000000000000000 ... [ 30.627117] ffff8801db2077f8: ffffffff86b619d0 (chainhash_table+0x2ceb0/0x40020) [ 30.627119] ffff8801db207800: ffff8801cf228e88 (0xffff8801cf228e88) [ 30.627121] ffff8801db207808: ffff8801cf228f08 (0xffff8801cf228f08) [ 30.627124] ffff8801db207810: ffff8801cf228f18 (0xffff8801cf228f18) [ 30.627128] ffff8801db207818: ffffffff87060ce0 (console_drivers+0x40/0x40) [ 30.627130] ffff8801db207820: 40f6d315aee4df78 (0x40f6d315aee4df78) [ 30.627133] ffff8801db207828: ffff8801cf228e90 (0xffff8801cf228e90) [ 30.627136] ffff8801db207830: ffffffff87060ce0 (console_drivers+0x40/0x40) [ 30.627139] ffff8801db207838: 1ffff1003b640f08 (0x1ffff1003b640f08) [ 30.627141] ffff8801db207840: 0000000041b58ab3 (0x41b58ab3) [ 30.627144] ffff8801db207848: ffffffff857378e0 (K512_4+0x65e0/0x875f0) [ 30.627148] ffff8801db207850: ffffffff815497b0 (debug_check_no_locks_freed+0x3d0/0x3d0) [ 30.627150] ffff8801db207858: 0000000041b58ab3 (0x41b58ab3) [ 30.627154] ffff8801db207860: ffffffff8571d808 (inat_primary_table+0x241448/0x253190) [ 30.627157] ffff8801db207868: ffffffff81550020 (lock_release+0xd70/0xd70) [ 30.627160] ffff8801db207870: ffff8801ce574ad8 (0xffff8801ce574ad8) [ 30.627162] ffff8801db207878: ffff8801ce574240 (0xffff8801ce574240) [ 30.627164] ffff8801db207880: ffffed0039cae95a (0xffffed0039cae95a) [ 30.627170] ffff8801db207888: ffffffff85b381e0 (rcu_bh_lock_map+0x60/0x60) [ 30.627172] ffff8801db207890: 0000000000000000 ... [ 30.627174] ffff8801db207898: ffff8801db2078e8 (0xffff8801db2078e8) [ 30.627178] ffff8801db2078a0: ffffffff8153cbdc (__lock_is_held+0xbc/0x140) [ 30.627181] ffff8801db2078a8: ffffffff8571dd5a (inat_primary_table+0x24199a/0x253190) [ 30.627183] ffff8801db2078b0: 0000000041b58ab3 (0x41b58ab3) [ 30.627187] ffff8801db2078b8: ffffffff8571dd5a (inat_primary_table+0x24199a/0x253190) [ 30.627188] ffff8801db2078c0: 0000000000000000 ... [ 30.627190] ffff8801db2078c8: ffff8801ce574240 (0xffff8801ce574240) [ 30.627192] ffff8801db2078d0: ffffffff0000acfe (0xffffffff0000acfe) [ 30.627195] ffff8801db2078d8: ffff8801db207ad0 (0xffff8801db207ad0) [ 30.627197] ffff8801db2078e0: 1ffff1003b640f36 (0x1ffff1003b640f36) [ 30.627199] ffff8801db2078e8: ffff8801db207918 (0xffff8801db207918) [ 30.627201] ffff8801db2078f0: 0000000000000282 (0x282) [ 30.627203] ffff8801db2078f8: 1ffff1003b640f42 (0x1ffff1003b640f42) [ 30.627205] ffff8801db207900: 0000000000000000 ... [ 30.627207] ffff8801db207908: 000000000000f31d (0xf31d) [ 30.627209] ffff8801db207910: 000000000000f31d (0xf31d) [ 30.627211] ffff8801db207918: ffff8801db207ad0 (0xffff8801db207ad0) [ 30.627213] ffff8801db207920: 1ffff1003b640f36 (0x1ffff1003b640f36) [ 30.627216] ffff8801db207928: ffff8801db207af8 (0xffff8801db207af8) [ 30.627221] ffff8801db207930: ffffffff814fb0f6 (rebalance_domains+0x396/0xcc0) [ 30.627225] ffff8801db207938: ffffffff81548ced (trace_hardirqs_on+0xd/0x10) [ 30.627227] ffff8801db207940: ffff8801db207958 (0xffff8801db207958) [ 30.627233] ffff8801db207948: ffffffff84d43147 (_raw_spin_unlock_irq+0x27/0x70) [ 30.627235] ffff8801db207950: ffff8801d9eb9860 (0xffff8801d9eb9860) [ 30.627238] ffff8801db207958: ffff8801d9eb9828 (0xffff8801d9eb9828) [ 30.627240] ffff8801db207960: dffffc0000000000 (0xdffffc0000000000) [ 30.627242] ffff8801db207968: ffff880100000000 (0xffff880100000000) [ 30.627244] ffff8801db207970: ffffed003b640f52 (0xffffed003b640f52) [ 30.627247] ffff8801db207978: 1ffff1003b640f36 (0x1ffff1003b640f36) [ 30.627249] ffff8801db207980: 00000001db207a30 (0x1db207a30) [ 30.627251] ffff8801db207988: ffff880100000000 (0xffff880100000000) [ 30.627253] ffff8801db207990: 00000000fffbe43d (0xfffbe43d) [ 30.627255] ffff8801db207998: 0000000000000001 (0x1) [ 30.627258] ffff8801db2079a0: ffff8801db207a50 (0xffff8801db207a50) [ 30.627260] ffff8801db2079a8: ffff8801db225c00 (0xffff8801db225c00) [ 30.627262] ffff8801db2079b0: 0000000041b58ab3 (0x41b58ab3) [ 30.627265] ffff8801db2079b8: ffffffff857369d0 (K512_4+0x56d0/0x875f0) [ 30.627269] ffff8801db2079c0: ffffffff814fad60 (pick_next_task_fair+0x1630/0x1630) [ 30.627271] ffff8801db2079c8: ffff8801db207ba8 (0xffff8801db207ba8) [ 30.627273] ffff8801db2079d0: 0000000000000001 (0x1) [ 30.627276] ffff8801db2079d8: ffffffff8573a6d0 (K512_4+0x93d0/0x875f0) [ 30.627282] ffff8801db2079e0: ffffffff815d7f40 (del_timer_sync+0x240/0x240) [ 30.627285] ffff8801db2079e8: ffffffff8153cbdc (__lock_is_held+0xbc/0x140) [ 30.627289] ffff8801db2079f0: ffffffff8571dd5a (inat_primary_table+0x24199a/0x253190) [ 30.627291] ffff8801db2079f8: ffff8801ce574ad0 (0xffff8801ce574ad0) [ 30.627293] ffff8801db207a00: ffff8801db21db80 (0xffff8801db21db80) [ 30.627295] ffff8801db207a08: dffffc0000000000 (0xdffffc0000000000) [ 30.627298] ffff8801db207a10: ffff8801d9eb9800 (0xffff8801d9eb9800) [ 30.627300] ffff8801db207a18: ffff8801db21d590 (0xffff8801db21d590) [ 30.627302] ffff8801db207a20: ffff8801d9ee75a0 (0xffff8801d9ee75a0) [ 30.627304] ffff8801db207a28: ffff8801db207a78 (0xffff8801db207a78) [ 30.627309] ffff8801db207a30: ffffffff84d0c929 (timerqueue_add+0x1e9/0x280) [ 30.627311] ffff8801db207a38: ffff8801db21db98 (0xffff8801db21db98) [ 30.627314] ffff8801db207a40: ffff8801db21d590 (0xffff8801db21d590) [ 30.627316] ffff8801db207a48: 1ffff1003b640f5d (0x1ffff1003b640f5d) [ 30.627317] ffff8801db207a50: 0000000000000000 ... [ 30.627319] ffff8801db207a58: ffff8801ce574ad8 (0xffff8801ce574ad8) [ 30.627322] ffff8801db207a60: ffffffff0000055b (0xffffffff0000055b) [ 30.627324] ffff8801db207a68: ffff8801db207b48 (0xffff8801db207b48) [ 30.627326] ffff8801db207a70: ffff8801db207ab0 (0xffff8801db207ab0) [ 30.627330] ffff8801db207a78: ffffffff8153c989 (find_held_lock+0x39/0x1d0) [ 30.627332] ffff8801db207a80: ffffffff00000001 (0xffffffff00000001) [ 30.627334] ffff8801db207a88: 1ffff1003b640f5d (0x1ffff1003b640f5d) [ 30.627337] ffff8801db207a90: ffff8801db207b48 (0xffff8801db207b48) [ 30.627339] ffff8801db207a98: ffff8801db207c48 (0xffff8801db207c48) [ 30.627343] ffff8801db207aa0: ffffffff87062d08 (tk_core+0x8/0x140) [ 30.627346] ffff8801db207aa8: ffffffff87060ce0 (console_drivers+0x40/0x40) [ 30.627349] ffff8801db207ab0: ffff8801db207c70 (0xffff8801db207c70) [ 30.627351] ffff8801db207ab8: 0000000000000082 (0x82) [ 30.627353] ffff8801db207ac0: ffff8801ce574ad0 (0xffff8801ce574ad0) [ 30.627355] ffff8801db207ac8: ffffffff00000001 (0xffffffff00000001) [ 30.627356] ffff8801db207ad0: 0000000000000000 ... [ 30.627359] ffff8801db207ad8: 1ffff1003b640f6d (0x1ffff1003b640f6d) [ 30.627362] ffff8801db207ae0: ffffffff8652d708 (lock_chains+0xe68/0x200020) [ 30.627364] ffff8801db207ae8: ffff8801db200000 (0xffff8801db200000) [ 30.627367] ffff8801db207af0: 00000000fffbe3c2 (0xfffbe3c2) [ 30.627369] ffff8801db207af8: ffff8801db207c70 (0xffff8801db207c70) [ 30.627373] ffff8801db207b00: ffffffff814fbda3 (run_rebalance_domains+0x383/0x780) [ 30.627375] ffff8801db207b08: 1ffff1003b640f8d (0x1ffff1003b640f8d) [ 30.627377] ffff8801db207b10: ffff8801db21d4c0 (0xffff8801db21d4c0) [ 30.627379] ffff8801db207b18: ffff8801db21d4c0 (0xffff8801db21d4c0) [ 30.627381] ffff8801db207b20: 0000000000000000 ... [ 30.627383] ffff8801db207b28: 1ffff1003b640f75 (0x1ffff1003b640f75) [ 30.627384] ffff8801db207b30: 0000000000000000 ... [ 30.627386] ffff8801db207b38: 0000000000000002 (0x2) [ 30.627388] ffff8801db207b40: 0000000000000001 (0x1) [ 30.627390] ffff8801db207b48: 0000000100000000 (0x100000000) [ 30.627391] ffff8801db207b50: 0000000000000000 ... [ 30.627393] ffff8801db207b60: 00000000816125c3 (0x816125c3) [ 30.627396] ffff8801db207b68: 0000000041b58ab3 (0x41b58ab3) [ 30.627399] ffff8801db207b70: ffffffff85736a20 (K512_4+0x5720/0x875f0) [ 30.627402] ffff8801db207b78: ffffffff814fba20 (rebalance_domains+0xcc0/0xcc0) [ 30.627404] ffff8801db207b80: 0000000000000002 (0x2) [ 30.627407] ffff8801db207b88: fffffbfff0b98550 (0xfffffbfff0b98550) [ 30.627408] ffff8801db207b90: 0000000000000082 (0x82) [ 30.627410] ffff8801db207b98: 0000000000000000 ... [ 30.627413] ffff8801db207ba0: ffffffff87062d08 (tk_core+0x8/0x140) [ 30.627415] ffff8801db207ba8: ffff88021fff9017 (0xffff88021fff9017) [ 30.627417] ffff8801db207bb0: ffff88021fff900f (0xffff88021fff900f) [ 30.627420] ffff8801db207bb8: ffffed0043fff203 (0xffffed0043fff203) [ 30.627422] ffff8801db207bc0: ffff88021fff9018 (0xffff88021fff9018) [ 30.627424] ffff8801db207bc8: 0000000000000006 (0x6) [ 30.627426] ffff8801db207bd0: 0000000041b58ab3 (0x41b58ab3)