Re: BUG: unable to handle kernel NULL pointer dereference in bpf_prog_ADDR

2020-08-02 Thread John Fastabend
Eric Dumazet wrote: > > > On 8/2/20 3:45 PM, syzbot wrote: > > Hello, > > > > syzbot found the following issue on: > > > > HEAD commit:ac3a0c84 Merge git://git.kernel.org/pub/scm/linux/kernel/g.. > > git tree: upstream > > console output: https://syzkaller.appspot.com/x/log.txt?x=1323

Re: BUG: unable to handle kernel NULL pointer dereference in bpf_prog_ADDR

2020-08-02 Thread Eric Dumazet
On 8/2/20 3:45 PM, syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit:ac3a0c84 Merge git://git.kernel.org/pub/scm/linux/kernel/g.. > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=1323497090 > kernel config: https://sy

Re: [BUG] Unable to handle kernel NULL pointer dereference in phy_support_asym_pause

2019-09-26 Thread Michal Vokáč
On 24. 09. 19 15:10, Michal Vokáč wrote: On 24. 09. 19 14:31, Andrew Lunn wrote: On Tue, Sep 24, 2019 at 01:27:24PM +0200, Michal Vokáč wrote: Hi, just tried booting latest next-20190920 on our imx6dl-yapp4-hydra platform with QCA8334 switch and got this: [7.424620] [<806840e0>] (phy_supp

Re: [BUG] Unable to handle kernel NULL pointer dereference in phy_support_asym_pause

2019-09-25 Thread Heiner Kallweit
On 24.09.2019 13:27, Michal Vokáč wrote: > Hi, > > just tried booting latest next-20190920 on our imx6dl-yapp4-hydra platform > with QCA8334 switch and got this: > > [    6.957822] 8<--- cut here --- > [    6.963550] Unable to handle kernel NULL pointer dereference at virtual > address 0264

Re: [BUG] Unable to handle kernel NULL pointer dereference in phy_support_asym_pause

2019-09-25 Thread Michal Vokáč
On 25. 09. 19 2:44, Andrew Lunn wrote: On Tue, Sep 24, 2019 at 03:10:44PM +0200, Michal Vokáč wrote: On 24. 09. 19 14:31, Andrew Lunn wrote: I added the printk and the above fix and can confirm that it is the CPU port and the phy is NULL pointer: [6.976366] qca8k 2188000.ethernet-1:0a: Usin

Re: [BUG] Unable to handle kernel NULL pointer dereference in phy_support_asym_pause

2019-09-24 Thread Andrew Lunn
On Tue, Sep 24, 2019 at 03:10:44PM +0200, Michal Vokáč wrote: > On 24. 09. 19 14:31, Andrew Lunn wrote: > I added the printk and the above fix and can confirm that it is the CPU > port and the phy is NULL pointer: > > [6.976366] qca8k 2188000.ethernet-1:0a: Using legacy PHYLIB callbacks. > Pl

Re: [BUG] Unable to handle kernel NULL pointer dereference in phy_support_asym_pause

2019-09-24 Thread Michal Vokáč
On 24. 09. 19 14:31, Andrew Lunn wrote: On Tue, Sep 24, 2019 at 01:27:24PM +0200, Michal Vokáč wrote: Hi, just tried booting latest next-20190920 on our imx6dl-yapp4-hydra platform with QCA8334 switch and got this: [7.424620] [<806840e0>] (phy_support_asym_pause) from [<80686724>] (qca8k_

Re: [BUG] Unable to handle kernel NULL pointer dereference in phy_support_asym_pause

2019-09-24 Thread Andrew Lunn
On Tue, Sep 24, 2019 at 01:27:24PM +0200, Michal Vokáč wrote: > Hi, > > just tried booting latest next-20190920 on our imx6dl-yapp4-hydra platform > with QCA8334 switch and got this: > > [7.424620] [<806840e0>] (phy_support_asym_pause) from [<80686724>] > (qca8k_port_enable+0x40/0x48) > [

Re: BUG: unable to handle kernel NULL pointer dereference in setup_kmem_cache_node

2019-01-02 Thread Dmitry Vyukov
On Wed, Jan 2, 2019 at 4:51 PM Christopher Lameter wrote: > > On Wed, 2 Jan 2019, Dmitry Vyukov wrote: > > > Am I missing something or __alloc_alien_cache misses check for > > kmalloc_node result? > > > > static struct alien_cache *__alloc_alien_cache(int node, int entries, > >

Re: BUG: unable to handle kernel NULL pointer dereference in setup_kmem_cache_node

2019-01-02 Thread Christopher Lameter
On Wed, 2 Jan 2019, Dmitry Vyukov wrote: > Am I missing something or __alloc_alien_cache misses check for > kmalloc_node result? > > static struct alien_cache *__alloc_alien_cache(int node, int entries, > int batch, gfp_t gfp) > { > size_t me

Re: BUG: unable to handle kernel NULL pointer dereference in setup_kmem_cache_node

2019-01-02 Thread Dmitry Vyukov
On Wed, Jan 2, 2019 at 12:36 PM syzbot wrote: > > Hello, > > syzbot found the following crash on: > > HEAD commit:903b77c63167 Merge tag 'linux-kselftest-4.21-rc1' of git:/.. > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=133428e340 > kernel config:

Re: BUG: unable to handle kernel NULL pointer dereference in sctp_stream_free

2018-01-30 Thread Marcelo Ricardo Leitner
On Tue, Jan 30, 2018 at 03:03:50PM -0800, Eric Biggers wrote: > On Fri, Dec 22, 2017 at 01:31:26PM +0800, Xin Long wrote: > > On Thu, Dec 21, 2017 at 9:13 PM, Marcelo Ricardo Leitner > > wrote: > > > On Wed, Dec 20, 2017 at 12:51:01PM -0800, syzbot wrote: > > > > > > from the log: > > > [ 89.451

Re: BUG: unable to handle kernel NULL pointer dereference in sctp_stream_free

2018-01-30 Thread Eric Biggers
On Fri, Dec 22, 2017 at 01:31:26PM +0800, Xin Long wrote: > On Thu, Dec 21, 2017 at 9:13 PM, Marcelo Ricardo Leitner > wrote: > > On Wed, Dec 20, 2017 at 12:51:01PM -0800, syzbot wrote: > > > > from the log: > > [ 89.451366] FAULT_INJECTION: forcing a failure.^M > > [ 89.451366] name failslab,

Re: BUG: unable to handle kernel NULL pointer dereference in sctp_cmp_addr_exact

2018-01-30 Thread Marcelo Ricardo Leitner
On Tue, Jan 30, 2018 at 01:57:44PM -0800, Eric Biggers wrote: > On Tue, Dec 19, 2017 at 11:49:03PM -0800, syzbot wrote: > > Hello, > > > > syzkaller hit the following crash on > > 6084b576dca2e898f5c101baef151f7bfdbb606d > > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master

Re: BUG: unable to handle kernel NULL pointer dereference in inet6_fill_ifinfo

2018-01-30 Thread Eric Biggers
On Mon, Dec 18, 2017 at 11:54:00PM -0800, syzbot wrote: > Hello, > > syzkaller hit the following crash on > 6084b576dca2e898f5c101baef151f7bfdbb606d > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached > Raw console o

Re: BUG: unable to handle kernel NULL pointer dereference in snmp6_unregister_dev

2018-01-30 Thread Eric Biggers
On Tue, Dec 19, 2017 at 12:35:02AM -0800, syzbot wrote: > Hello, > > syzkaller hit the following crash on > 6084b576dca2e898f5c101baef151f7bfdbb606d > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached > Raw console o

Re: BUG: unable to handle kernel NULL pointer dereference in ip_mc_up

2018-01-30 Thread Eric Biggers
On Tue, Dec 19, 2017 at 12:40:01AM -0800, syzbot wrote: > Hello, > > syzkaller hit the following crash on > 6084b576dca2e898f5c101baef151f7bfdbb606d > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached > Raw console o

Re: BUG: unable to handle kernel NULL pointer dereference in tc_fill_qdisc

2018-01-30 Thread Eric Biggers
On Tue, Dec 19, 2017 at 04:49:02AM -0800, syzbot wrote: > Hello, > > syzkaller hit the following crash on > 6084b576dca2e898f5c101baef151f7bfdbb606d > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached > Raw console o

Re: BUG: unable to handle kernel NULL pointer dereference in qdisc_match_from_root

2018-01-30 Thread Eric Biggers
On Tue, Dec 19, 2017 at 05:43:00AM -0800, syzbot wrote: > Hello, > > syzkaller hit the following crash on > 6084b576dca2e898f5c101baef151f7bfdbb606d > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached > Raw console o

Re: BUG: unable to handle kernel NULL pointer dereference in ipv6_get_lladdr

2018-01-30 Thread Eric Biggers
On Tue, Dec 19, 2017 at 08:38:01AM -0800, syzbot wrote: > Hello, > > syzkaller hit the following crash on > 6084b576dca2e898f5c101baef151f7bfdbb606d > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached > Raw console o

Re: BUG: unable to handle kernel NULL pointer dereference in neigh_fill_info

2018-01-30 Thread Eric Biggers
On Tue, Dec 19, 2017 at 10:41:00AM -0800, syzbot wrote: > Hello, > > syzkaller hit the following crash on > 6084b576dca2e898f5c101baef151f7bfdbb606d > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached > Raw console o

Re: BUG: unable to handle kernel NULL pointer dereference in addrconf_notify

2018-01-30 Thread Eric Biggers
On Tue, Dec 19, 2017 at 11:48:01AM -0800, syzbot wrote: > Hello, > > syzkaller hit the following crash on > 6084b576dca2e898f5c101baef151f7bfdbb606d > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached > Raw console o

Re: BUG: unable to handle kernel NULL pointer dereference in sctp_cmp_addr_exact

2018-01-30 Thread Eric Biggers
On Tue, Dec 19, 2017 at 11:49:03PM -0800, syzbot wrote: > Hello, > > syzkaller hit the following crash on > 6084b576dca2e898f5c101baef151f7bfdbb606d > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached > Raw console o

Re: BUG: unable to handle kernel NULL pointer dereference in addrconf_ifdown

2018-01-30 Thread Eric Biggers
On Tue, Dec 19, 2017 at 11:50:01PM -0800, syzbot wrote: > Hello, > > syzkaller hit the following crash on > 6084b576dca2e898f5c101baef151f7bfdbb606d > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached > Raw console o

Re: BUG: unable to handle kernel NULL pointer dereference in sctp_stream_free

2017-12-21 Thread Xin Long
On Thu, Dec 21, 2017 at 9:13 PM, Marcelo Ricardo Leitner wrote: > On Wed, Dec 20, 2017 at 12:51:01PM -0800, syzbot wrote: > > from the log: > [ 89.451366] FAULT_INJECTION: forcing a failure.^M > [ 89.451366] name failslab, interval 1, probability 0, space 0, > times 0^M > [ 89.451374] CPU: 0

Re: BUG: unable to handle kernel NULL pointer dereference in rds_send_xmit

2017-12-18 Thread Santosh Shilimkar
On 12/18/2017 9:12 AM, David Miller wrote: From: Santosh Shilimkar Date: Mon, 18 Dec 2017 08:28:05 -0800 On 12/18/2017 12:43 AM, syzbot wrote: Hello, syzkaller hit the following crash on 6084b576dca2e898f5c101baef151f7bfdbb606d git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git

Re: BUG: unable to handle kernel NULL pointer dereference in rds_send_xmit

2017-12-18 Thread David Miller
From: Santosh Shilimkar Date: Mon, 18 Dec 2017 08:28:05 -0800 > On 12/18/2017 12:43 AM, syzbot wrote: >> Hello, >> syzkaller hit the following crash on >> 6084b576dca2e898f5c101baef151f7bfdbb606d >> git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master >> compiler: gcc (GCC) 7.

Re: BUG: unable to handle kernel NULL pointer dereference in rds_send_xmit

2017-12-18 Thread Santosh Shilimkar
On 12/18/2017 12:43 AM, syzbot wrote: Hello, syzkaller hit the following crash on 6084b576dca2e898f5c101baef151f7bfdbb606d git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master compiler: gcc (GCC) 7.1.1 20170620 .config is attached Raw console output is attached. Unfortunat

Re: BUG: unable to handle kernel NULL pointer dereference in rds_send_xmit

2017-12-18 Thread Sowmini Varadhan
On (12/18/17 00:43), syzbot wrote: > BUG: unable to handle kernel NULL pointer dereference at 0028 > program syz-executor6 is using a deprecated SCSI ioctl, please convert it to > SG_IO > IP: rds_send_xmit+0x80/0x930 net/rds/send.c:186 conn->c_trans is at offset 0x28. Both this and ht

Re: BUG: unable to handle kernel NULL pointer dereference in fdb_find_rcu

2017-12-16 Thread Nikolay Aleksandrov
On 16/12/17 12:40, Nikolay Aleksandrov wrote: > On 16/12/17 11:29, Nikolay Aleksandrov wrote: >> On 16/12/17 11:17, Nikolay Aleksandrov wrote: >>> On 16/12/17 02:37, Andrei Vagin wrote: Hi, We run criu tests for linux-next and today we get this bug: The kernel version is 4.

Re: BUG: unable to handle kernel NULL pointer dereference in fdb_find_rcu

2017-12-16 Thread Nikolay Aleksandrov
On 16/12/17 11:29, Nikolay Aleksandrov wrote: > On 16/12/17 11:17, Nikolay Aleksandrov wrote: >> On 16/12/17 02:37, Andrei Vagin wrote: >>> Hi, >>> >>> We run criu tests for linux-next and today we get this bug: >>> >>> The kernel version is 4.15.0-rc3-next-20171215 >>> >>> [ 235.397328] BUG: unab

Re: BUG: unable to handle kernel NULL pointer dereference in fdb_find_rcu

2017-12-16 Thread Nikolay Aleksandrov
On 16/12/17 11:17, Nikolay Aleksandrov wrote: > On 16/12/17 02:37, Andrei Vagin wrote: >> Hi, >> >> We run criu tests for linux-next and today we get this bug: >> >> The kernel version is 4.15.0-rc3-next-20171215 >> >> [ 235.397328] BUG: unable to handle kernel NULL pointer dereference >> at 0

Re: BUG: unable to handle kernel NULL pointer dereference in fdb_find_rcu

2017-12-16 Thread Nikolay Aleksandrov
On 16/12/17 02:37, Andrei Vagin wrote: > Hi, > > We run criu tests for linux-next and today we get this bug: > > The kernel version is 4.15.0-rc3-next-20171215 > > [ 235.397328] BUG: unable to handle kernel NULL pointer dereference > at 000c > [ 235.398624] IP: fdb_find_rcu+0x3c/0x

Re: BUG: unable to handle kernel NULL pointer dereference

2017-12-03 Thread Eric Biggers
On Sun, Dec 03, 2017 at 04:37:01AM -0800, syzbot wrote: > BUG: KASAN: use-after-free in skcipher_request_set_tfm > include/crypto/skcipher.h:499 [inline] > BUG: KASAN: use-after-free in crypto_aead_copy_sgl crypto/algif_aead.c:85 > [inline] > BUG: KASAN: use-after-free in _aead_recvmsg crypto/algif

Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0

2007-10-18 Thread Krzysztof Oledzki
On Thu, 18 Oct 2007, Patrick McHardy wrote: Krzysztof Oledzki wrote: Hum, you are using IPT_TPROXY thing, which is not in linux-2.6.22.9 It is only compiled in, not used at the moment. But at least the previous version (before those patches posted a week ago) touches the routing code in e

Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0

2007-10-18 Thread Patrick McHardy
Krzysztof Oledzki wrote: Hum, you are using IPT_TPROXY thing, which is not in linux-2.6.22.9 It is only compiled in, not used at the moment. But at least the previous version (before those patches posted a week ago) touches the routing code in exactly that function. - To unsubscribe from this

Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0

2007-10-18 Thread Krzysztof Oledzki
On Wed, 17 Oct 2007, Eric Dumazet wrote: Krzysztof Oledzki a écrit : On Wed, 17 Oct 2007, Eric Dumazet wrote: Krzysztof Oledzki a écrit : On Wed, 17 Oct 2007, Eric Dumazet wrote: Krzysztof Oledzki a écrit : Hello, Today I found in my logs: BUG: unable to handle kernel NULL pointer

Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0

2007-10-17 Thread Eric Dumazet
Krzysztof Oledzki a écrit : On Wed, 17 Oct 2007, Eric Dumazet wrote: Krzysztof Oledzki a écrit : On Wed, 17 Oct 2007, Eric Dumazet wrote: Krzysztof Oledzki a écrit : Hello, Today I found in my logs: BUG: unable to handle kernel NULL pointer dereference at virtual address 00b0 p

Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0

2007-10-17 Thread Krzysztof Oledzki
On Wed, 17 Oct 2007, Eric Dumazet wrote: Krzysztof Oledzki a écrit : On Wed, 17 Oct 2007, Eric Dumazet wrote: Krzysztof Oledzki a écrit : Hello, Today I found in my logs: BUG: unable to handle kernel NULL pointer dereference at virtual address 00b0 printing eip: 78395f65 *pde =

Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0

2007-10-17 Thread Eric Dumazet
Krzysztof Oledzki a écrit : On Wed, 17 Oct 2007, Eric Dumazet wrote: Krzysztof Oledzki a écrit : Hello, Today I found in my logs: BUG: unable to handle kernel NULL pointer dereference at virtual address 00b0 printing eip: 78395f65 *pde = Oops: [#1] PREEMPT SMP CPU:

Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0

2007-10-17 Thread Krzysztof Oledzki
On Wed, 17 Oct 2007, Eric Dumazet wrote: Krzysztof Oledzki a écrit : Hello, Today I found in my logs: BUG: unable to handle kernel NULL pointer dereference at virtual address 00b0 printing eip: 78395f65 *pde = Oops: [#1] PREEMPT SMP CPU:0 EIP:0060:[<78395f65>]

Re: BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b0

2007-10-17 Thread Eric Dumazet
Krzysztof Oledzki a écrit : Hello, Today I found in my logs: BUG: unable to handle kernel NULL pointer dereference at virtual address 00b0 printing eip: 78395f65 *pde = Oops: [#1] PREEMPT SMP CPU:0 EIP:0060:[<78395f65>]Not tainted VLI EFLAGS: 00210286 (2.6.22.

Re: BUG: unable to handle kernel NULL pointer dereference<1>

2007-09-07 Thread Michal Piotrowski
Hi Mark, [Adding netdev to CC] On 07/09/2007, Mark Nipper <[EMAIL PROTECTED]> wrote: > I've received two oopses now from my kernel while running > the 2.6.22 series. The first was with 2.6.22.1 back in July and > the second which happened just within the last day is 2.6.22.5. > They both

Re: BUG: unable to handle kernel NULL pointer dereference - linux-2.6.22

2007-08-23 Thread Michal Piotrowski
[Adding netdev to CC] On 21/08/07, poison <[EMAIL PROTECTED]> wrote: > Hello, > after running a few instances of bittorent-curses on 2.6.22 - 2.6.22.3 it > takes about 15min to 2hrs for my System to hang. 2.6.21.7 is definately fine, > 2.6.21 probably (ran for 4hrs without hanging). > If I'm lucky